]> git.donarmstrong.com Git - mothur.git/blobdiff - mothurout.cpp
added kruskal.wallis command. added worked on make.lefse. working of lefse command...
[mothur.git] / mothurout.cpp
index aab9945230f680e4ce106e4266ff66ba5ee7c34e..1f1c96b6f203e4f1fa8b1dca2e018c735caa6b9f 100644 (file)
@@ -9,6 +9,7 @@
 
 #include "mothurout.h"
 
+
 /******************************************************/
 MothurOut* MothurOut::getInstance() {
        if( _uniqueInstance == 0) {
@@ -17,6 +18,226 @@ MothurOut* MothurOut::getInstance() {
        return _uniqueInstance;
 }
 /*********************************************************************************************/
+set<string> MothurOut::getCurrentTypes()  {
+       try {
+        
+        set<string> types;
+        types.insert("fasta");
+        types.insert("summary");
+        types.insert("accnos");
+        types.insert("column");
+        types.insert("design");
+        types.insert("group");
+        types.insert("list");
+        types.insert("name");
+        types.insert("oligos");
+        types.insert("order");
+        types.insert("ordergroup");
+        types.insert("phylip");
+        types.insert("qfile");
+        types.insert("relabund");
+        types.insert("sabund");
+        types.insert("rabund");
+        types.insert("sff");
+        types.insert("shared");
+        types.insert("taxonomy");
+        types.insert("tree");
+        types.insert("flow");
+        types.insert("biom");
+        types.insert("count");
+        types.insert("processors");
+
+               return types;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getCurrentTypes");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
+void MothurOut::printCurrentFiles()  {
+       try {
+        
+        
+               if (accnosfile != "")           {  mothurOut("accnos=" + accnosfile); mothurOutEndLine();                       }
+               if (columnfile != "")           {  mothurOut("column=" + columnfile); mothurOutEndLine();                       }
+               if (designfile != "")           {  mothurOut("design=" + designfile); mothurOutEndLine();                       }
+               if (fastafile != "")            {  mothurOut("fasta=" + fastafile); mothurOutEndLine();                         }
+               if (groupfile != "")            {  mothurOut("group=" + groupfile); mothurOutEndLine();                         }
+               if (listfile != "")                     {  mothurOut("list=" + listfile); mothurOutEndLine();                           }
+               if (namefile != "")                     {  mothurOut("name=" + namefile); mothurOutEndLine();                           }
+               if (oligosfile != "")           {  mothurOut("oligos=" + oligosfile); mothurOutEndLine();                       }
+               if (orderfile != "")            {  mothurOut("order=" + orderfile); mothurOutEndLine();                         }
+               if (ordergroupfile != "")       {  mothurOut("ordergroup=" + ordergroupfile); mothurOutEndLine();       }
+               if (phylipfile != "")           {  mothurOut("phylip=" + phylipfile); mothurOutEndLine();                       }
+               if (qualfile != "")                     {  mothurOut("qfile=" + qualfile); mothurOutEndLine();                          }
+               if (rabundfile != "")           {  mothurOut("rabund=" + rabundfile); mothurOutEndLine();                       }
+               if (relabundfile != "")         {  mothurOut("relabund=" + relabundfile); mothurOutEndLine();           }
+               if (sabundfile != "")           {  mothurOut("sabund=" + sabundfile); mothurOutEndLine();                       }
+               if (sfffile != "")                      {  mothurOut("sff=" + sfffile); mothurOutEndLine();                                     }
+               if (sharedfile != "")           {  mothurOut("shared=" + sharedfile); mothurOutEndLine();                       }
+               if (taxonomyfile != "")         {  mothurOut("taxonomy=" + taxonomyfile); mothurOutEndLine();           }
+               if (treefile != "")                     {  mothurOut("tree=" + treefile); mothurOutEndLine();                           }
+               if (flowfile != "")                     {  mothurOut("flow=" + flowfile); mothurOutEndLine();                           }
+        if (biomfile != "")                    {  mothurOut("biom=" + biomfile); mothurOutEndLine();                           }
+        if (counttablefile != "")      {  mothurOut("count=" + counttablefile); mothurOutEndLine();    }
+               if (processors != "1")          {  mothurOut("processors=" + processors); mothurOutEndLine();           }
+        if (summaryfile != "")         {  mothurOut("summary=" + summaryfile); mothurOutEndLine();             }
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "printCurrentFiles");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
+bool MothurOut::hasCurrentFiles()  {
+       try {
+               bool hasCurrent = false;
+               
+               if (accnosfile != "")           {  return true;                 }
+               if (columnfile != "")           {  return true;                 }
+               if (designfile != "")           {  return true;                 }
+               if (fastafile != "")            {  return true;                 }
+               if (groupfile != "")            {  return true;                 }
+               if (listfile != "")                     {  return true;                 }
+               if (namefile != "")                     {  return true;                 }
+               if (oligosfile != "")           {  return true;                 }
+               if (orderfile != "")            {  return true;                 }
+               if (ordergroupfile != "")       {  return true;                 }
+               if (phylipfile != "")           {  return true;                 }
+               if (qualfile != "")                     {  return true;                 }
+               if (rabundfile != "")           {  return true;                 }
+               if (relabundfile != "")         {  return true;                 }
+               if (sabundfile != "")           {  return true;                 }
+               if (sfffile != "")                      {  return true;                 }
+               if (sharedfile != "")           {  return true;                 }
+               if (taxonomyfile != "")         {  return true;                 }
+               if (treefile != "")                     {  return true;                 }
+               if (flowfile != "")                     {  return true;                 }
+        if (biomfile != "")                    {  return true;                 }
+        if (counttablefile != "")      {  return true;                 }
+        if (summaryfile != "") {  return true;                 }
+               if (processors != "1")          {  return true;                 }
+               
+               return hasCurrent;
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "hasCurrentFiles");
+               exit(1);
+       }
+}
+
+/*********************************************************************************************/
+void MothurOut::clearCurrentFiles()  {
+       try {
+               phylipfile = "";
+               columnfile = "";
+               listfile = "";
+               rabundfile = "";
+               sabundfile = "";
+               namefile = "";
+               groupfile = "";
+               designfile = "";
+               orderfile = "";
+               treefile = "";
+               sharedfile = "";
+               ordergroupfile = "";
+               relabundfile = "";
+               fastafile = "";
+               qualfile = "";
+               sfffile = "";
+               oligosfile = "";
+               accnosfile = "";
+               taxonomyfile = "";      
+               flowfile = "";
+        biomfile = "";
+        counttablefile = "";
+        summaryfile = "";
+               processors = "1";
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "clearCurrentFiles");
+               exit(1);
+       }
+}
+/***********************************************************************/
+string MothurOut::findProgramPath(string programName){
+       try { 
+               
+               string envPath = getenv("PATH");
+               string pPath = "";
+               
+               //delimiting path char
+               char delim;
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+        delim = ':';
+#else
+        delim = ';';
+#endif
+               
+               //break apart path variable by ':'
+               vector<string> dirs;
+               splitAtChar(envPath, dirs, delim);
+               
+        if (debug) { mothurOut("[DEBUG]: dir's in path: \n"); }
+        
+               //get path related to mothur
+               for (int i = 0; i < dirs.size(); i++) {
+            
+            if (debug) { mothurOut("[DEBUG]: " + dirs[i] + "\n"); }
+            
+                       //to lower so we can find it
+                       string tempLower = "";
+                       for (int j = 0; j < dirs[i].length(); j++) {  tempLower += tolower(dirs[i][j]);  }
+                       
+                       //is this mothurs path?
+                       if (tempLower.find(programName) != -1) {  pPath = dirs[i]; break;  }
+               }
+        
+               if (debug) { mothurOut("[DEBUG]: programPath = " + pPath + "\n"); }
+        
+               if (pPath != "") {
+                       //add programName so it looks like what argv would look like
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+            pPath += "/" + programName;
+#else
+            pPath += "\\" + programName;
+#endif
+               }else {
+                       //okay programName is not in the path, so the folder programName is in must be in the path
+                       //lets find out which one
+                       
+                       //get path related to the program
+                       for (int i = 0; i < dirs.size(); i++) {
+                
+                if (debug) { mothurOut("[DEBUG]: looking in " + dirs[i] + " for " + programName + " \n"); }
+                
+                               //is this the programs path?
+                               ifstream in;
+                               string tempIn = dirs[i];
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+                tempIn += "/" + programName;
+#else
+                tempIn += "\\" + programName;
+#endif
+                               openInputFile(tempIn, in, "");
+                               
+                               //if this file exists
+                               if (in) { in.close(); pPath = tempIn; if (debug) { mothurOut("[DEBUG]: found it, programPath = " + pPath + "\n"); } break;   }
+                       }
+               }
+               
+               return pPath;
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "findProgramPath");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
 void MothurOut::setFileName(string filename)  {
        try {
                logFileName = filename;
@@ -45,7 +266,7 @@ void MothurOut::setDefaultPath(string pathname)  {
        
                //add / to name if needed
                string lastChar = pathname.substr(pathname.length()-1);
-               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
+               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
                        if (lastChar != "/") { pathname += "/"; }
                #else
                        if (lastChar != "\\") { pathname += "\\"; }     
@@ -60,6 +281,16 @@ void MothurOut::setDefaultPath(string pathname)  {
        }
 }
 /*********************************************************************************************/
+void MothurOut::setOutputDir(string pathname)  {
+       try {
+               outputDir = pathname;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "setOutputDir");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
 void MothurOut::closeLog()  {
        try {
                
@@ -104,8 +335,8 @@ void MothurOut::mothurOut(string output) {
                        if (pid == 0) { //only one process should output to screen
                #endif
                
-               cout << output;
                out << output;
+        logger() << output;
                
                #ifdef USE_MPI
                        }
@@ -117,6 +348,27 @@ void MothurOut::mothurOut(string output) {
        }
 }
 /*********************************************************************************************/
+void MothurOut::mothurOutJustToScreen(string output) {
+       try {
+               
+#ifdef USE_MPI
+        int pid;
+        MPI_Comm_rank(MPI_COMM_WORLD, &pid);
+        
+        if (pid == 0) { //only one process should output to screen
+#endif
+            logger() << output;
+            
+#ifdef USE_MPI
+        }
+#endif
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "MothurOut");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
 void MothurOut::mothurOutEndLine() {
        try {
                #ifdef USE_MPI
@@ -126,8 +378,8 @@ void MothurOut::mothurOutEndLine() {
                        if (pid == 0) { //only one process should output to screen
                #endif
                
-               cout << endl;
                out << endl;
+        logger() << endl;
                
                #ifdef USE_MPI
                        }
@@ -139,6 +391,55 @@ void MothurOut::mothurOutEndLine() {
        }
 }
 /*********************************************************************************************/
+void MothurOut::mothurOut(string output, ofstream& outputFile) {
+       try {
+               
+#ifdef USE_MPI
+               int pid;
+               MPI_Comm_rank(MPI_COMM_WORLD, &pid); 
+               
+               if (pid == 0) { //only one process should output to screen
+#endif
+                       
+                       
+                       out << output;
+                       outputFile << output;
+            logger() << output;
+                       
+#ifdef USE_MPI
+               }
+#endif
+        
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "MothurOut");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
+void MothurOut::mothurOutEndLine(ofstream& outputFile) {
+       try {
+#ifdef USE_MPI
+               int pid;
+               MPI_Comm_rank(MPI_COMM_WORLD, &pid); 
+               
+               if (pid == 0) { //only one process should output to screen
+#endif
+                       
+                       out << endl;
+                       outputFile << endl;
+            logger() << endl;
+                       
+#ifdef USE_MPI
+               }
+#endif
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "MothurOutEndLine");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
 void MothurOut::mothurOutJustToLog(string output) {
        try {
                #ifdef USE_MPI
@@ -164,10 +465,24 @@ void MothurOut::errorOut(exception& e, string object, string function) {
        //double vm, rss;
        //mem_usage(vm, rss);
        
-       mothurOut("[ERROR]: ");
-       mothurOut(toString(e.what()));
-       mothurOut(" has occurred in the " + object + " class function " + function + ". Please contact Pat Schloss at mothur.bugs@gmail.com, and be sure to include the mothur.logFile with your inquiry.");
-       mothurOutEndLine();
+    string errorType = toString(e.what());
+    
+    int pos = errorType.find("bad_alloc");
+    mothurOut("[ERROR]: ");
+    mothurOut(errorType);
+    
+    if (pos == string::npos) { //not bad_alloc
+        mothurOut(" has occurred in the " + object + " class function " + function + ". Please contact Pat Schloss at mothur.bugs@gmail.com, and be sure to include the mothur.logFile with your inquiry.");
+        mothurOutEndLine();
+    }else { //bad alloc
+        if (object == "cluster"){
+            mothurOut(" has occurred in the " + object + " class function " + function + ". This error indicates your computer is running out of memory.  There are two common causes for this, file size and format.\n\nFile Size:\nThe cluster command loads your distance matrix into RAM, and your distance file is most likely too large to fit in RAM. There are two options to help with this. The first is to use a cutoff. By using a cutoff mothur will only load distances that are below the cutoff. If that is still not enough, there is a command called cluster.split, http://www.mothur.org/wiki/cluster.split which divides the distance matrix, and clusters the smaller pieces separately. You may also be able to reduce the size of the original distance matrix by using the commands outlined in the Schloss SOP, http://www.mothur.org/wiki/Schloss_SOP. \n\nWrong Format:\nThis error can be caused by trying to read a column formatted distance matrix using the phylip parameter. By default, the dist.seqs command generates a column formatted distance matrix. To make a phylip formatted matrix set the dist.seqs command parameter output to lt.  \n\nIf you are uable to resolve the issue, please contact Pat Schloss at mothur.bugs@gmail.com, and be sure to include the mothur.logFile with your inquiry.");
+        }else if (object == "shhh.flows"){
+                mothurOut(" has occurred in the " + object + " class function " + function + ". This error indicates your computer is running out of memory. The shhh.flows command is very memory intensive. This error is most commonly caused by trying to process a dataset too large, using multiple processors, or failing to run trim.flows before shhh.flows. If you are running our 32bit version, your memory usage is limited to 4G.  If you have more than 4G of RAM and are running a 64bit OS, using our 64bit version may resolve your issue.  If you are using multiple processors, try running the command with processors=1, the more processors you use the more memory is required. Running trim.flows with an oligos file, and then shhh.flows with the file option may also resolve the issue. If for some reason you are unable to run shhh.flows with your data, a good alternative is to use the trim.seqs command using a 50-bp sliding window and to trim the sequence when the average quality score over that window drops below 35. Our results suggest that the sequencing error rates by this method are very good, but not quite as good as by shhh.flows and that the resulting sequences tend to be a bit shorter. If you are uable to resolve the issue, please contact Pat Schloss at mothur.bugs@gmail.com, and be sure to include the mothur.logFile with your inquiry. ");
+        }else {
+            mothurOut(" has occurred in the " + object + " class function " + function + ". This error indicates your computer is running out of memory.  This is most commonly caused by trying to process a dataset too large, using multiple processors, or a file format issue. If you are running our 32bit version, your memory usage is limited to 4G.  If you have more than 4G of RAM and are running a 64bit OS, using our 64bit version may resolve your issue.  If you are using multiple processors, try running the command with processors=1, the more processors you use the more memory is required. Also, you may be able to reduce the size of your dataset by using the commands outlined in the Schloss SOP, http://www.mothur.org/wiki/Schloss_SOP. If you are uable to resolve the issue, please contact Pat Schloss at mothur.bugs@gmail.com, and be sure to include the mothur.logFile with your inquiry.");
+        }
+    }
 }
 /*********************************************************************************************/
 //The following was originally from http://stackoverflow.com/questions/669438/how-to-get-memory-usage-at-run-time-in-c 
@@ -177,7 +492,7 @@ void MothurOut::errorOut(exception& e, string object, string function) {
 //
 // On failure, returns 0.0, 0.0
 int MothurOut::mem_usage(double& vm_usage, double& resident_set) {
-  #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
+  #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
   
           vm_usage     = 0.0;
           resident_set = 0.0;
@@ -279,7 +594,7 @@ void MothurOut::gobble(istream& f){
                
                char d;
                while(isspace(d=f.get()))               { ;}
-               f.putback(d);
+               if(!f.eof()) { f.putback(d); }
        }
        catch(exception& e) {
                errorOut(e, "MothurOut", "gobble");
@@ -291,7 +606,7 @@ void MothurOut::gobble(istringstream& f){
        try {
                char d;
                while(isspace(d=f.get()))               {;}
-               f.putback(d);
+               if(!f.eof()) { f.putback(d); }
        }
        catch(exception& e) {
                errorOut(e, "MothurOut", "gobble");
@@ -330,12 +645,12 @@ string MothurOut::getline(ifstream& fileHandle) {
        
                string line = "";
                
-               while (!fileHandle.eof())       {
+               while (fileHandle)      {
                        //get next character
                        char c = fileHandle.get(); 
                        
                        //are you at the end of the line
-                       if ((c == '\n') || (c == '\r') || (c == '\f')){  break; }       
+                       if ((c == '\n') || (c == '\r') || (c == '\f') || (c == EOF)){  break;   }       
                        else {          line += c;              }
                }
                
@@ -349,18 +664,21 @@ string MothurOut::getline(ifstream& fileHandle) {
 }
 /***********************************************************************/
 
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
 #ifdef USE_COMPRESSION
 inline bool endsWith(string s, const char * suffix){
   size_t suffixLength = strlen(suffix);
   return s.size() >= suffixLength && s.substr(s.size() - suffixLength, suffixLength).compare(suffix) == 0;
 }
 #endif
+#endif
 
 string MothurOut::getRootName(string longName){
        try {
        
                string rootName = longName;
 
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
 #ifdef USE_COMPRESSION
     if (endsWith(rootName, ".gz") || endsWith(rootName, ".bz2")) {
       int pos = rootName.find_last_of('.');
@@ -368,7 +686,7 @@ string MothurOut::getRootName(string longName){
       cerr << "shortening " << longName << " to " << rootName << "\n";
     }
 #endif
-
+#endif
                if(rootName.find_last_of(".") != rootName.npos){
                        int pos = rootName.find_last_of('.')+1;
                        rootName = rootName.substr(0, pos);
@@ -404,6 +722,21 @@ string MothurOut::getSimpleName(string longName){
 
 /***********************************************************************/
 
+int MothurOut::getRandomIndex(int highest){
+       try {
+               
+               int random = (int) ((float)(highest+1) * (float)(rand()) / ((float)RAND_MAX+1.0));
+               
+               return random;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getRandomIndex");
+               exit(1);
+       }       
+       
+}
+/**********************************************************************/
+
 string MothurOut::getPathName(string longName){
        try {
                string rootPathName = longName;
@@ -423,6 +756,81 @@ string MothurOut::getPathName(string longName){
 }
 /***********************************************************************/
 
+bool MothurOut::dirCheck(string& dirName){
+       try {
+        
+        string tag = "";
+        #ifdef USE_MPI
+            int pid; 
+            MPI_Comm_rank(MPI_COMM_WORLD, &pid); //find out who we are
+               
+            tag = toString(pid);
+        #endif
+
+        //add / to name if needed
+        string lastChar = dirName.substr(dirName.length()-1);
+        #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+        if (lastChar != "/") { dirName += "/"; }
+        #else
+        if (lastChar != "\\") { dirName += "\\"; }     
+        #endif
+
+        //test to make sure directory exists
+        dirName = getFullPathName(dirName);
+        string outTemp = dirName + tag + "temp";
+        ofstream out;
+        out.open(outTemp.c_str(), ios::trunc);
+        if(!out) {
+            mothurOut(dirName + " directory does not exist or is not writable."); mothurOutEndLine(); 
+        }else{
+            out.close();
+            mothurRemove(outTemp);
+            return true;
+        }
+        
+        return false;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "dirCheck");
+               exit(1);
+       }       
+    
+}
+//**********************************************************************************************************************
+
+map<string, vector<string> > MothurOut::parseClasses(string classes){
+       try {
+        map<string, vector<string> > parts;
+        
+        //treatment<Early|Late>-age<young|old>
+        vector<string> pieces; splitAtDash(classes, pieces); // -> treatment<Early|Late>, age<young|old>
+        
+        for (int i = 0; i < pieces.size(); i++) {
+            string category = ""; string value = "";
+            bool foundOpen = false;
+            for (int j = 0; j < pieces[i].length(); j++) {
+                if (control_pressed) { return parts; }
+                
+                if (pieces[i][j] == '<')        { foundOpen = true;         }
+                else if (pieces[i][j] == '>')   { j += pieces[i].length();  }
+                else {
+                    if (!foundOpen) { category += pieces[i][j]; }
+                    else { value += pieces[i][j]; }
+                }
+            }
+            vector<string> values; splitAtChar(value, values, '|');
+            parts[category] = values;
+        }
+        
+        return parts;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "parseClasses");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
 string MothurOut::hasPath(string longName){
        try {
                string path = "";
@@ -446,7 +854,7 @@ string MothurOut::hasPath(string longName){
 
 string MothurOut::getExtension(string longName){
        try {
-               string extension = longName;
+               string extension = "";
                
                if(longName.find_last_of('.') != longName.npos){
                        int pos = longName.find_last_of('.');
@@ -475,6 +883,7 @@ bool MothurOut::isBlank(string fileName){
                        //check for blank file
                        gobble(fileHandle);
                        if (fileHandle.eof()) { fileHandle.close(); return true;  }
+                       fileHandle.close();
                }
                return false;
        }
@@ -499,22 +908,32 @@ string MothurOut::getFullPathName(string fileName){
                                
                string cwd;
                //get current working directory 
-               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)   
+               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)  
                        
                        if (path.find("~") != -1) { //go to home directory
-                               string homeDir = getenv ("HOME");
+                               string homeDir;
+                       
+                               char *homepath = NULL;
+                               homepath = getenv ("HOME");
+                               if ( homepath != NULL) { homeDir = homepath; }
+                               else { homeDir = "";  }
+
                                newFileName = homeDir + fileName.substr(fileName.find("~")+1);
                                return newFileName;
                        }else { //find path
-                               if (path.rfind("./") == -1) { return fileName; } //already complete name
+                               if (path.rfind("./") == string::npos) { return fileName; } //already complete name
                                else { newFileName = fileName.substr(fileName.rfind("./")+2); } //save the complete part of the name
                                
-                               char* cwdpath = new char[1024];
+                               //char* cwdpath = new char[1024];
+                               //size_t size;
+                               //cwdpath=getcwd(cwdpath,size);
+                               //cwd = cwdpath;
+                               
+                               char *cwdpath = NULL;
+                               cwdpath = getcwd(NULL, 0); // or _getcwd
+                               if ( cwdpath != NULL) { cwd = cwdpath; }
+                               else { cwd = "";  }
 
-                               size_t size;
-                               cwdpath=getcwd(cwdpath,size);
-                       
-                               cwd = cwdpath;
                                
                                //rip off first '/'
                                string simpleCWD;
@@ -522,7 +941,7 @@ string MothurOut::getFullPathName(string fileName){
                                
                                //break apart the current working directory
                                vector<string> dirs;
-                               while (simpleCWD.find_first_of('/') != -1) {
+                               while (simpleCWD.find_first_of('/') != string::npos) {
                                        string dir = simpleCWD.substr(0,simpleCWD.find_first_of('/'));
                                        simpleCWD = simpleCWD.substr(simpleCWD.find_first_of('/')+1, simpleCWD.length());
                                        dirs.push_back(dir);
@@ -533,7 +952,7 @@ string MothurOut::getFullPathName(string fileName){
                        
                                int index = dirs.size()-1;
                
-                               while((pos = path.rfind("./")) != -1) { //while you don't have a complete path
+                               while((pos = path.rfind("./")) != string::npos) { //while you don't have a complete path
                                        if (pos == 0) { break;  //you are at the end
                                        }else if (path[(pos-1)] == '.') { //you want your parent directory ../
                                                path = path.substr(0, pos-1);
@@ -542,7 +961,7 @@ string MothurOut::getFullPathName(string fileName){
                                        }else if (path[(pos-1)] == '/') { //you want the current working dir ./
                                                path = path.substr(0, pos);
                                        }else if (pos == 1) { break;  //you are at the end
-                                       }else { cout << "cannot resolve path for " <<  fileName << endl; return fileName; }
+                                       }else { mothurOut("cannot resolve path for " +  fileName + "\n"); return fileName; }
                                }
                        
                                for (int i = index; i >= 0; i--) {
@@ -553,12 +972,12 @@ string MothurOut::getFullPathName(string fileName){
                                return newFileName;
                        }       
                #else
-                       if (path.find("~") != -1) { //go to home directory
+                       if (path.find("~") != string::npos) { //go to home directory
                                string homeDir = getenv ("HOMEPATH");
                                newFileName = homeDir + fileName.substr(fileName.find("~")+1);
                                return newFileName;
                        }else { //find path
-                               if (path.rfind(".\\") == -1) { return fileName; } //already complete name
+                               if (path.rfind(".\\") == string::npos) { return fileName; } //already complete name
                                else { newFileName = fileName.substr(fileName.rfind(".\\")+2); } //save the complete part of the name
                                                        
                                char *cwdpath = NULL;
@@ -579,7 +998,7 @@ string MothurOut::getFullPathName(string fileName){
                                        
                                int index = dirs.size()-1;
                                        
-                               while((pos = path.rfind(".\\")) != -1) { //while you don't have a complete path
+                               while((pos = path.rfind(".\\")) != string::npos) { //while you don't have a complete path
                                        if (pos == 0) { break;  //you are at the end
                                        }else if (path[(pos-1)] == '.') { //you want your parent directory ../
                                                path = path.substr(0, pos-1);
@@ -588,7 +1007,7 @@ string MothurOut::getFullPathName(string fileName){
                                        }else if (path[(pos-1)] == '\\') { //you want the current working dir ./
                                                path = path.substr(0, pos);
                                        }else if (pos == 1) { break;  //you are at the end
-                                       }else { cout << "cannot resolve path for " <<  fileName << endl; return fileName; }
+                                       }else { mothurOut("cannot resolve path for " +  fileName + "\n"); return fileName; }
                                }
                        
                                for (int i = index; i >= 0; i--) {
@@ -612,7 +1031,7 @@ int MothurOut::openInputFile(string fileName, ifstream& fileHandle, string m){
        try {
                        //get full path name
                        string completeFileName = getFullPathName(fileName);
-
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
 #ifdef USE_COMPRESSION
       // check for gzipped or bzipped file
       if (endsWith(completeFileName, ".gz") || endsWith(completeFileName, ".bz2")) {
@@ -627,7 +1046,7 @@ int MothurOut::openInputFile(string fileName, ifstream& fileHandle, string m){
           cerr << "Decompressing " << completeFileName << " via temporary named pipe " << tempName << "\n";
           system(command.c_str());
           cerr << "Done decompressing " << completeFileName << "\n";
-          remove(tempName.c_str());
+          mothurRemove(tempName);
           exit(EXIT_SUCCESS);
         } else {
           cerr << "waiting on child process " << fork_result << "\n";
@@ -635,9 +1054,10 @@ int MothurOut::openInputFile(string fileName, ifstream& fileHandle, string m){
         }
       }
 #endif
-
+#endif
                        fileHandle.open(completeFileName.c_str());
                        if(!fileHandle) {
+                               //mothurOut("[ERROR]: Could not open " + completeFileName); mothurOutEndLine();
                                return 1;
                        }else {
                                //check for blank file
@@ -657,7 +1077,7 @@ int MothurOut::openInputFile(string fileName, ifstream& fileHandle){
 
                //get full path name
                string completeFileName = getFullPathName(fileName);
-
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
 #ifdef USE_COMPRESSION
   // check for gzipped or bzipped file
   if (endsWith(completeFileName, ".gz") || endsWith(completeFileName, ".bz2")) {
@@ -672,7 +1092,7 @@ int MothurOut::openInputFile(string fileName, ifstream& fileHandle){
       cerr << "Decompressing " << completeFileName << " via temporary named pipe " << tempName << "\n";
       system(command.c_str());
       cerr << "Done decompressing " << completeFileName << "\n";
-      remove(tempName.c_str());
+      mothurRemove(tempName);
       exit(EXIT_SUCCESS);
     } else {
       cerr << "waiting on child process " << fork_result << "\n";
@@ -680,7 +1100,7 @@ int MothurOut::openInputFile(string fileName, ifstream& fileHandle){
     }
   }
 #endif
-
+#endif
 
                fileHandle.open(completeFileName.c_str());
                if(!fileHandle) {
@@ -704,12 +1124,15 @@ int MothurOut::openInputFile(string fileName, ifstream& fileHandle){
 
 int MothurOut::renameFile(string oldName, string newName){
        try {
+        
+        if (oldName == newName) { return 0; }
+        
                ifstream inTest;
                int exist = openInputFile(newName, inTest, "");
+               inTest.close();
                
-       #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)           
+       #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)          
                if (exist == 0) { //you could open it so you want to delete it
-                       inTest.close();
                        string command = "rm " + newName;
                        system(command.c_str());
                }
@@ -717,7 +1140,7 @@ int MothurOut::renameFile(string oldName, string newName){
                string command = "mv " + oldName + " " + newName;
                system(command.c_str());
        #else
-               remove(newName.c_str());
+               mothurRemove(newName);
                int renameOk = rename(oldName.c_str(), newName.c_str());
        #endif
                return 0;
@@ -735,7 +1158,7 @@ int MothurOut::openOutputFile(string fileName, ofstream& fileHandle){
        try { 
        
                string completeFileName = getFullPathName(fileName);
-
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
 #ifdef USE_COMPRESSION
     // check for gzipped file
     if (endsWith(completeFileName, ".gz") || endsWith(completeFileName, ".bz2")) {
@@ -755,7 +1178,7 @@ int MothurOut::openOutputFile(string fileName, ofstream& fileHandle){
       }
     }
 #endif
-
+#endif
                fileHandle.open(completeFileName.c_str(), ios::trunc);
                if(!fileHandle) {
                        mothurOut("[ERROR]: Could not open " + completeFileName); mothurOutEndLine();
@@ -773,7 +1196,7 @@ int MothurOut::openOutputFile(string fileName, ofstream& fileHandle){
 }
 
 /**************************************************************************************************/
-void MothurOut::appendFiles(string temp, string filename) {
+int MothurOut::appendFiles(string temp, string filename) {
        try{
                ofstream output;
                ifstream input;
@@ -781,23 +1204,66 @@ void MothurOut::appendFiles(string temp, string filename) {
                //open output file in append mode
                openOutputFileAppend(filename, output);
                int ableToOpen = openInputFile(temp, input, "no error");
+               //int ableToOpen = openInputFile(temp, input);
                
+               int numLines = 0;
                if (ableToOpen == 0) { //you opened it
-                       while(char c = input.get()){
-                               if(input.eof())         {       break;                  }
-                               else                            {       output << c;    }
-                       }
+            
+            char buffer[4096];        
+            while (!input.eof()) {
+                input.read(buffer, 4096);
+                output.write(buffer, input.gcount());
+                //count number of lines
+                for (int i = 0; i < input.gcount(); i++) {  if (buffer[i] == '\n') {numLines++;} }
+            }
                        input.close();
                }
                
                output.close();
+               
+               return numLines;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "appendFiles");
+               exit(1);
+       }       
+}
+/**************************************************************************************************/
+int MothurOut::appendFilesWithoutHeaders(string temp, string filename) {
+       try{
+               ofstream output;
+               ifstream input;
+        
+               //open output file in append mode
+               openOutputFileAppend(filename, output);
+               int ableToOpen = openInputFile(temp, input, "no error");
+               //int ableToOpen = openInputFile(temp, input);
+               
+               int numLines = 0;
+               if (ableToOpen == 0) { //you opened it
+        
+            string headers = getline(input); gobble(input);
+            if (debug) { mothurOut("[DEBUG]: skipping headers " + headers +'\n'); }
+            
+            char buffer[4096];
+            while (!input.eof()) {
+                input.read(buffer, 4096);
+                output.write(buffer, input.gcount());
+                //count number of lines
+                for (int i = 0; i < input.gcount(); i++) {  if (buffer[i] == '\n') {numLines++;} }
+            }
+                       input.close();
+               }
+               
+               output.close();
+               
+               return numLines;
        }
        catch(exception& e) {
                errorOut(e, "MothurOut", "appendFiles");
                exit(1);
        }       
 }
-
 /**************************************************************************************************/
 string MothurOut::sortFile(string distFile, string outputDir){
        try {   
@@ -807,7 +1273,7 @@ string MothurOut::sortFile(string distFile, string outputDir){
 
                
                //if you can, use the unix sort since its been optimized for years
-               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
+               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
                        string command = "sort -n -k +3 " + distFile + " -o " + outfile;
                        system(command.c_str());
                #else //you are stuck with my best attempt...
@@ -824,7 +1290,7 @@ string MothurOut::sortFile(string distFile, string outputDir){
 
                        string firstName, secondName;
                        float dist;
-                       while (input) {
+                       while (!input.eof()) {
                                input >> firstName >> secondName >> dist;
                                output << dist << '\t' << firstName << '\t' << secondName << endl;
                                gobble(input);
@@ -840,20 +1306,21 @@ string MothurOut::sortFile(string distFile, string outputDir){
                
                        //read in sorted file and put distance at end again
                        ifstream input2;
+            ofstream output2;
                        openInputFile(tempOutfile, input2);
-                       openOutputFile(outfile, output);
+                       openOutputFile(outfile, output2);
                
-                       while (input2) {
+            while (!input2.eof()) {
                                input2 >> dist >> firstName >> secondName;
-                               output << firstName << '\t' << secondName << '\t' << dist << endl;
+                               output2 << firstName << '\t' << secondName << '\t' << dist << endl;
                                gobble(input2);
                        }
                        input2.close();
-                       output.close();
+                       output2.close();
                
                        //remove temp files
-                       remove(tempDistFile.c_str());
-                       remove(tempOutfile.c_str());
+                       mothurRemove(tempDistFile);
+                       mothurRemove(tempOutfile);
                #endif
                
                return outfile;
@@ -864,26 +1331,34 @@ string MothurOut::sortFile(string distFile, string outputDir){
        }       
 }
 /**************************************************************************************************/
-vector<unsigned long int> MothurOut::setFilePosFasta(string filename, int& num) {
+vector<unsigned long long> MothurOut::setFilePosFasta(string filename, int& num) {
        try {
-                       vector<unsigned long int> positions;
+                       vector<unsigned long long> positions;
                        ifstream inFASTA;
-                       openInputFile(filename, inFASTA);
+                       //openInputFile(filename, inFASTA);
+                       inFASTA.open(filename.c_str(), ios::binary);
                                                
                        string input;
+                       unsigned long long count = 0;
                        while(!inFASTA.eof()){
-                               input = getline(inFASTA); 
-                               if (input.length() != 0) {
-                                       if(input[0] == '>'){    unsigned long int pos = inFASTA.tellg(); positions.push_back(pos - input.length() - 1); }
+                               //input = getline(inFASTA); 
+                               //cout << input << '\t' << inFASTA.tellg() << endl;
+                               //if (input.length() != 0) {
+                               //      if(input[0] == '>'){    unsigned long int pos = inFASTA.tellg(); positions.push_back(pos - input.length() - 1);  cout << (pos - input.length() - 1) << endl; }
+                               //}
+                               //gobble(inFASTA); //has to be here since windows line endings are 2 characters and mess up the positions
+                               char c = inFASTA.get(); count++;
+                               if (c == '>') {
+                                       positions.push_back(count-1);
+                                       if (debug) { mothurOut("[DEBUG]: numSeqs = " + toString(positions.size()) +  " count = " + toString(count) + ".\n"); }
                                }
-                               gobble(inFASTA); //has to be here since windows line endings are 2 characters and mess up the positions
                        }
                        inFASTA.close();
                
                        num = positions.size();
-               
-                       /*FILE * pFile;
-                       long size;
+            if (debug) { mothurOut("[DEBUG]: num = " + toString(num) + ".\n"); }
+                       FILE * pFile;
+                       unsigned long long size;
                
                        //get num bytes in file
                        pFile = fopen (filename.c_str(),"rb");
@@ -892,21 +1367,24 @@ vector<unsigned long int> MothurOut::setFilePosFasta(string filename, int& num)
                                fseek (pFile, 0, SEEK_END);
                                size=ftell (pFile);
                                fclose (pFile);
-                       }*/
+                       }
                        
-                       unsigned long int size = positions[(positions.size()-1)];
+                       /*unsigned long long size = positions[(positions.size()-1)];
                        ifstream in;
                        openInputFile(filename, in);
                        
                        in.seekg(size);
                
-                       while(char c = in.get()){
+                       while(in.get()){
                                if(in.eof())            {       break;  }
                                else                            {       size++; }
                        }
-                       in.close();
-               
+                       in.close();*/
+        
+            if (debug) { mothurOut("[DEBUG]: size = " + toString(size) + ".\n"); }
+        
                        positions.push_back(size);
+                       positions[0] = 0;
                
                        return positions;
        }
@@ -915,32 +1393,103 @@ vector<unsigned long int> MothurOut::setFilePosFasta(string filename, int& num)
                exit(1);
        }
 }
+//**********************************************************************************************************************
+vector<consTax> MothurOut::readConsTax(string inputfile){
+       try {
+               
+        vector<consTax> taxes;
+        
+        ifstream in;
+        openInputFile(inputfile, in);
+        
+        //read headers
+        getline(in);
+        
+        while (!in.eof()) {
+            
+            if (control_pressed) { break; }
+            
+            string otu = ""; string tax = "unknown";
+            int size = 0;
+            
+            in >> otu >> size >> tax; gobble(in);
+            consTax temp(otu, tax, size);
+            taxes.push_back(temp);
+        }
+        in.close();
+        
+        return taxes;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readConsTax");
+               exit(1);
+       }
+}
+//**********************************************************************************************************************
+int MothurOut::readConsTax(string inputfile, map<string, consTax2>& taxes){
+       try {
+        ifstream in;
+        openInputFile(inputfile, in);
+        
+        //read headers
+        getline(in);
+        
+        while (!in.eof()) {
+            
+            if (control_pressed) { break; }
+            
+            string otu = ""; string tax = "unknown";
+            int size = 0;
+            
+            in >> otu >> size >> tax; gobble(in);
+            consTax2 temp(tax, size);
+            taxes[otu] = temp;
+        }
+        in.close();
+        
+        return 0;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readConsTax");
+               exit(1);
+       }
+}
 /**************************************************************************************************/
-vector<unsigned long int> MothurOut::setFilePosEachLine(string filename, int& num) {
+vector<unsigned long long> MothurOut::setFilePosEachLine(string filename, int& num) {
        try {
                        filename = getFullPathName(filename);
                        
-                       vector<unsigned long int> positions;
+                       vector<unsigned long long> positions;
                        ifstream in;
-                       openInputFile(filename, in);
-                               
+                       //openInputFile(filename, in);
+                       in.open(filename.c_str(), ios::binary);
+               
                        string input;
+                       unsigned long long count = 0;
+                       positions.push_back(0);
+               
                        while(!in.eof()){
-                               unsigned long int lastpos = in.tellg();
-                               input = getline(in); 
-                               if (input.length() != 0) {
-                                       unsigned long int pos = in.tellg(); 
-                                       if (pos != -1) { positions.push_back(pos - input.length() - 1); }
-                                       else {  positions.push_back(lastpos);  }
+                               //getline counting reads
+                               char d = in.get(); count++;
+                               while ((d != '\n') && (d != '\r') && (d != '\f') && (d != in.eof()))    {
+                                       //get next character
+                                       d = in.get(); 
+                                       count++;
                                }
-                               gobble(in); //has to be here since windows line endings are 2 characters and mess up the positions
+                               
+                               if (!in.eof()) {
+                                       d=in.get(); count++;
+                                       while(isspace(d) && (d != in.eof()))            { d=in.get(); count++;}
+                               }
+                               positions.push_back(count-1);
+                               //cout << count-1 << endl;
                        }
                        in.close();
                
-                       num = positions.size();
+                       num = positions.size()-1;
                
                        FILE * pFile;
-                       unsigned long int size;
+                       unsigned long long size;
                        
                        //get num bytes in file
                        pFile = fopen (filename.c_str(),"rb");
@@ -951,7 +1500,7 @@ vector<unsigned long int> MothurOut::setFilePosEachLine(string filename, int& nu
                                fclose (pFile);
                        }
                
-                       positions.push_back(size);
+                       positions[(positions.size()-1)] = size;
                
                        return positions;
        }
@@ -962,17 +1511,16 @@ vector<unsigned long int> MothurOut::setFilePosEachLine(string filename, int& nu
 }
 /**************************************************************************************************/
 
-vector<unsigned long int> MothurOut::divideFile(string filename, int& proc) {
+vector<unsigned long long> MothurOut::divideFile(string filename, int& proc) {
        try{
-       
-               vector<unsigned long int> filePos;
+               vector<unsigned long long> filePos;
                filePos.push_back(0);
                
                FILE * pFile;
-               unsigned long int size;
+               unsigned long long size;
                
                filename = getFullPathName(filename);
-               
+       
                //get num bytes in file
                pFile = fopen (filename.c_str(),"rb");
                if (pFile==NULL) perror ("Error opening file");
@@ -981,9 +1529,11 @@ vector<unsigned long int> MothurOut::divideFile(string filename, int& proc) {
                        size=ftell (pFile);
                        fclose (pFile);
                }
-       
+               
+       #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+                               
                //estimate file breaks
-               unsigned long int chunkSize = 0;
+               unsigned long long chunkSize = 0;
                chunkSize = size / proc;
 
                //file to small to divide by processors
@@ -991,21 +1541,24 @@ vector<unsigned long int> MothurOut::divideFile(string filename, int& proc) {
        
                //for each process seekg to closest file break and search for next '>' char. make that the filebreak
                for (int i = 0; i < proc; i++) {
-                       unsigned long int spot = (i+1) * chunkSize;
+                       unsigned long long spot = (i+1) * chunkSize;
                        
                        ifstream in;
                        openInputFile(filename, in);
                        in.seekg(spot);
                        
                        //look for next '>'
-                       unsigned long int newSpot = spot;
+                       unsigned long long newSpot = spot;
                        while (!in.eof()) {
                           char c = in.get();
+                               
                           if (c == '>') {   in.putback(c); newSpot = in.tellg(); break;  }
+                          else if (int(c) == -1) { break; }
+                               
                        }
                
                        //there was not another sequence before the end of the file
-                       unsigned long int sanityPos = in.tellg();
+                       unsigned long long sanityPos = in.tellg();
 
                        if (sanityPos == -1) {  break;  }
                        else {  filePos.push_back(newSpot);  }
@@ -1015,14 +1568,18 @@ vector<unsigned long int> MothurOut::divideFile(string filename, int& proc) {
                
                //save end pos
                filePos.push_back(size);
-
+               
                //sanity check filePos
                for (int i = 0; i < (filePos.size()-1); i++) {
-                       if (filePos[(i+1)] <= filePos[i]) {  cout << "erasing " << (i+1) << endl; filePos.erase(filePos.begin()+(i+1)); i--; }
+                       if (filePos[(i+1)] <= filePos[i]) {  filePos.erase(filePos.begin()+(i+1)); i--; }
                }
 
                proc = (filePos.size() - 1);
-               
+#else
+               mothurOut("[ERROR]: Windows version should not be calling the divideFile function."); mothurOutEndLine();
+               proc=1;
+               filePos.push_back(size);
+#endif
                return filePos;
        }
        catch(exception& e) {
@@ -1030,69 +1587,1098 @@ vector<unsigned long int> MothurOut::divideFile(string filename, int& proc) {
                exit(1);
        }
 }
+/**************************************************************************************************/
 
-/***********************************************************************/
-
-bool MothurOut::isTrue(string f){
-       try {
+vector<unsigned long long> MothurOut::divideFilePerLine(string filename, int& proc) {
+       try{
+               vector<unsigned long long> filePos;
+               filePos.push_back(0);
                
-               for (int i = 0; i < f.length(); i++) { f[i] = toupper(f[i]); }
+               FILE * pFile;
+               unsigned long long size;
                
-               if ((f == "TRUE") || (f == "T")) {      return true;    }
-               else {  return false;  }
-       }
-       catch(exception& e) {
-               errorOut(e, "MothurOut", "isTrue");
-               exit(1);
-       }
-}
-
-/***********************************************************************/
-
-float MothurOut::roundDist(float dist, int precision){
-       try {
-               return int(dist * precision + 0.5)/float(precision);
-       }
-       catch(exception& e) {
-               errorOut(e, "MothurOut", "roundDist");
-               exit(1);
-       }
-}
-/***********************************************************************/
-
-float MothurOut::ceilDist(float dist, int precision){
-       try {
-               return int(ceil(dist * precision))/float(precision);
-       }
+               filename = getFullPathName(filename);
+        
+               //get num bytes in file
+               pFile = fopen (filename.c_str(),"rb");
+               if (pFile==NULL) perror ("Error opening file");
+               else{
+                       fseek (pFile, 0, SEEK_END);
+                       size=ftell (pFile);
+                       fclose (pFile);
+               }
+               
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+        
+               //estimate file breaks
+               unsigned long long chunkSize = 0;
+               chunkSize = size / proc;
+        
+               //file to small to divide by processors
+               if (chunkSize == 0)  {  proc = 1;       filePos.push_back(size); return filePos;        }
+        
+               //for each process seekg to closest file break and search for next '>' char. make that the filebreak
+               for (int i = 0; i < proc; i++) {
+                       unsigned long long spot = (i+1) * chunkSize;
+                       
+                       ifstream in;
+                       openInputFile(filename, in);
+                       in.seekg(spot);
+                       
+                       //look for next line break
+                       unsigned long long newSpot = spot;
+                       while (!in.eof()) {
+                char c = in.get();
+                               
+                               if ((c == '\n') || (c == '\r') || (c == '\f'))  { gobble(in); newSpot = in.tellg(); break; }
+                else if (int(c) == -1) { break; }
+            }
+            
+                       //there was not another line before the end of the file
+                       unsigned long long sanityPos = in.tellg();
+            
+                       if (sanityPos == -1) {  break;  }
+                       else {  filePos.push_back(newSpot);  }
+                       
+                       in.close();
+               }
+               
+               //save end pos
+               filePos.push_back(size);
+               
+               //sanity check filePos
+               for (int i = 0; i < (filePos.size()-1); i++) {
+                       if (filePos[(i+1)] <= filePos[i]) {  filePos.erase(filePos.begin()+(i+1)); i--; }
+               }
+        
+               proc = (filePos.size() - 1);
+#else
+               mothurOut("[ERROR]: Windows version should not be calling the divideFile function."); mothurOutEndLine();
+               proc=1;
+               filePos.push_back(size);
+#endif
+               return filePos;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "divideFile");
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+int MothurOut::divideFile(string filename, int& proc, vector<string>& files) {
+       try{
+               
+               vector<unsigned long long> filePos = divideFile(filename, proc);
+               
+               for (int i = 0; i < (filePos.size()-1); i++) {
+                       
+                       //read file chunk
+                       ifstream in;
+                       openInputFile(filename, in);
+                       in.seekg(filePos[i]);
+                       unsigned long long size = filePos[(i+1)] - filePos[i];
+                       char* chunk = new char[size];
+                       in.read(chunk, size);
+                       in.close();
+                       
+                       //open new file
+                       string fileChunkName = filename + "." + toString(i) + ".tmp";
+                       ofstream out; 
+                       openOutputFile(fileChunkName, out);
+                       
+                       out << chunk << endl;
+                       out.close();
+                       delete[] chunk;
+                       
+                       //save name
+                       files.push_back(fileChunkName);
+               }
+                               
+               return 0;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "divideFile");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
+bool MothurOut::isTrue(string f){
+       try {
+               
+               for (int i = 0; i < f.length(); i++) { f[i] = toupper(f[i]); }
+               
+               if ((f == "TRUE") || (f == "T")) {      return true;    }
+               else {  return false;  }
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "isTrue");
+               exit(1);
+       }
+}
+
+/***********************************************************************/
+
+float MothurOut::roundDist(float dist, int precision){
+       try {
+               return int(dist * precision + 0.5)/float(precision);
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "roundDist");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
+float MothurOut::ceilDist(float dist, int precision){
+       try {
+               return int(ceil(dist * precision))/float(precision);
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "ceilDist");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
+vector<string> MothurOut::splitWhiteSpace(string& rest, char buffer[], int size){
+       try {
+        vector<string> pieces;
+        
+        for (int i = 0; i < size; i++) {
+            if (!isspace(buffer[i]))  { rest += buffer[i];  }
+            else {
+                if (rest != "") { pieces.push_back(rest);  rest = ""; }
+                while (i < size) {  //gobble white space
+                    if (isspace(buffer[i])) { i++; }
+                    else { rest = buffer[i];  break; } //cout << "next piece buffer = " << nextPiece << endl;
+                } 
+            }
+        }
+        
+        return pieces;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "splitWhiteSpace");
+               exit(1);
+       }
+}
+/***********************************************************************/
+vector<string> MothurOut::splitWhiteSpace(string input){
+       try {
+        vector<string> pieces;
+        string rest = "";
+        
+        for (int i = 0; i < input.length(); i++) {
+            if (!isspace(input[i]))  { rest += input[i];  }
+            else {
+                if (rest != "") { pieces.push_back(rest);  rest = ""; }
+                while (i < input.length()) {  //gobble white space
+                    if (isspace(input[i])) { i++; }
+                    else { rest = input[i];  break; } //cout << "next piece buffer = " << nextPiece << endl;
+                } 
+            }
+        }
+        
+        if (rest != "") { pieces.push_back(rest); }
+        
+        return pieces;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "splitWhiteSpace");
+               exit(1);
+       }
+}
+/***********************************************************************/
+vector<string> MothurOut::splitWhiteSpaceWithQuotes(string input){
+       try {
+        vector<string> pieces;
+        string rest = "";
+        
+        int pos = input.find('\'');
+        int pos2 = input.find('\"');
+        
+        if ((pos == string::npos) && (pos2 == string::npos)) { return splitWhiteSpace(input); } //no quotes to worry about
+        else {
+            for (int i = 0; i < input.length(); i++) {
+                if ((input[i] == '\'') || (input[i] == '\"') || (rest == "\'") || (rest == "\"")) { //grab everything til end or next ' or "
+                    rest += input[i];
+                    for (int j = i+1; j < input.length(); j++) {
+                        if ((input[j] == '\'') || (input[j] == '\"')) {  //then quit
+                            rest += input[j];
+                            i = j+1;
+                            j+=input.length();
+                        }else { rest += input[j]; }
+                    }
+                }else if (!isspace(input[i]))  { rest += input[i];  }
+                else {
+                    if (rest != "") { pieces.push_back(rest);  rest = ""; }
+                    while (i < input.length()) {  //gobble white space
+                        if (isspace(input[i])) { i++; }
+                        else { rest = input[i];  break; } //cout << "next piece buffer = " << nextPiece << endl;
+                    } 
+                }
+            }
+            
+            if (rest != "") { pieces.push_back(rest); }
+        }
+        return pieces;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "splitWhiteSpace");
+               exit(1);
+       }
+}
+//**********************************************************************************************************************
+int MothurOut::readTax(string namefile, map<string, string>& taxMap) {
+       try {
+        //open input file
+               ifstream in;
+               openInputFile(namefile, in);
+        
+        string rest = "";
+        char buffer[4096];
+        bool pairDone = false;
+        bool columnOne = true;
+        string firstCol, secondCol;
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    //are there confidence scores, if so remove them
+                    if (secondCol.find_first_of('(') != -1) {  removeConfidences(secondCol);   }
+                    map<string, string>::iterator itTax = taxMap.find(firstCol);
+                    
+                    if(itTax == taxMap.end()) {
+                        bool ignore = false;
+                        if (secondCol != "") { if (secondCol[secondCol.length()-1] != ';') { mothurOut("[ERROR]: " + firstCol + " is missing the final ';', ignoring.\n"); ignore=true; }
+                        }
+                        if (!ignore) { taxMap[firstCol] = secondCol; }
+                        if (debug) {  mothurOut("[DEBUG]: name = '" + firstCol + "' tax = '" + secondCol + "'\n");  }
+                    }else {
+                        mothurOut("[ERROR]: " + firstCol + " is already in your taxonomy file, names must be unique./n"); control_pressed = true;
+                    }
+                    pairDone = false; 
+                }
+            }
+               }
+               in.close();
+        
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    //are there confidence scores, if so remove them
+                    if (secondCol.find_first_of('(') != -1) {  removeConfidences(secondCol);   }
+                    map<string, string>::iterator itTax = taxMap.find(firstCol);
+                    
+                    if(itTax == taxMap.end()) {
+                        bool ignore = false;
+                        if (secondCol != "") { if (secondCol[secondCol.length()-1] != ';') { mothurOut("[ERROR]: " + firstCol + " is missing the final ';', ignoring.\n"); ignore=true; }
+                        }
+                        if (!ignore) { taxMap[firstCol] = secondCol; }
+                        if (debug) {  mothurOut("[DEBUG]: name = '" + firstCol + "' tax = '" + secondCol + "'\n");  }
+                    }else {
+                        mothurOut("[ERROR]: " + firstCol + " is already in your taxonomy file, names must be unique./n"); control_pressed = true;
+                    }
+
+                    pairDone = false; 
+                }
+            } 
+        }
+               
+               return taxMap.size();
+
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readTax");
+               exit(1);
+       }
+}
+/**********************************************************************************************************************/
+int MothurOut::readNames(string namefile, map<string, string>& nameMap, bool redund) { 
+       try {
+               //open input file
+               ifstream in;
+               openInputFile(namefile, in);
+        
+        string rest = "";
+        char buffer[4096];
+        bool pairDone = false;
+        bool columnOne = true;
+        string firstCol, secondCol;
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    
+                    //parse names into vector
+                    vector<string> theseNames;
+                    splitAtComma(secondCol, theseNames);
+                    for (int i = 0; i < theseNames.size(); i++) {  nameMap[theseNames[i]] = firstCol;  }
+                    pairDone = false; 
+                }
+            }
+               }
+               in.close();
+        
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    
+                    //parse names into vector
+                    vector<string> theseNames;
+                    splitAtComma(secondCol, theseNames);
+                    for (int i = 0; i < theseNames.size(); i++) {   nameMap[theseNames[i]] = firstCol;  }
+                    pairDone = false; 
+                }
+            }  
+        }
+               
+               return nameMap.size();
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readNames");
+               exit(1);
+       }
+}
+/**********************************************************************************************************************/
+int MothurOut::readNames(string namefile, map<string, string>& nameMap, int flip) { 
+       try {
+               //open input file
+               ifstream in;
+               openInputFile(namefile, in);
+        
+        string rest = "";
+        char buffer[4096];
+        bool pairDone = false;
+        bool columnOne = true;
+        string firstCol, secondCol;
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    nameMap[secondCol] = firstCol;
+                    pairDone = false; 
+                }
+            }
+               }
+               in.close();
+        
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    nameMap[secondCol] = firstCol;
+                    pairDone = false; 
+                }
+            } 
+        }
+               
+               return nameMap.size();
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readNames");
+               exit(1);
+       }
+}
+/**********************************************************************************************************************/
+int MothurOut::readNames(string namefile, map<string, string>& nameMap, map<string, int>& nameCount) { 
+       try {
+               nameMap.clear(); nameCount.clear();
+               //open input file
+               ifstream in;
+               openInputFile(namefile, in);
+        
+        string rest = "";
+        char buffer[4096];
+        bool pairDone = false;
+        bool columnOne = true;
+        string firstCol, secondCol;
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    //parse names into vector
+                    vector<string> theseNames;
+                    splitAtComma(secondCol, theseNames);
+                    for (int i = 0; i < theseNames.size(); i++) {  nameMap[theseNames[i]] = firstCol;  }
+                    nameCount[firstCol] = theseNames.size();
+                    pairDone = false; 
+                }
+            }
+               }
+               in.close();
+               
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    //parse names into vector
+                    vector<string> theseNames;
+                    splitAtComma(secondCol, theseNames);
+                    for (int i = 0; i < theseNames.size(); i++) {  nameMap[theseNames[i]] = firstCol;  }
+                    nameCount[firstCol] = theseNames.size();
+                    pairDone = false; 
+                }
+            }
+
+        }
+               return nameMap.size();
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readNames");
+               exit(1);
+       }
+}
+/**********************************************************************************************************************/
+int MothurOut::readNames(string namefile, map<string, string>& nameMap) { 
+       try {
+               //open input file
+               ifstream in;
+               openInputFile(namefile, in);
+
+        string rest = "";
+        char buffer[4096];
+        bool pairDone = false;
+        bool columnOne = true;
+        string firstCol, secondCol;
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+             
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    nameMap[firstCol] = secondCol; pairDone = false; }
+            }
+               }
+               in.close();
+        
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    nameMap[firstCol] = secondCol; pairDone = false; }
+            }
+        }
+               
+               return nameMap.size();
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readNames");
+               exit(1);
+       }
+}
+/**********************************************************************************************************************/
+int MothurOut::readNames(string namefile, map<string, vector<string> >& nameMap) { 
+       try {        
+               //open input file
+               ifstream in;
+               openInputFile(namefile, in);
+               
+        string rest = "";
+        char buffer[4096];
+        bool pairDone = false;
+        bool columnOne = true;
+        string firstCol, secondCol;
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    vector<string> temp;
+                    splitAtComma(secondCol, temp);
+                    nameMap[firstCol] = temp;
+                    pairDone = false;  
+                } 
+            }
+               }
+               in.close();
+        
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    vector<string> temp;
+                    splitAtComma(secondCol, temp);
+                    nameMap[firstCol] = temp;
+                    pairDone = false;  
+                } 
+            }
+        }
+        
+               return nameMap.size();
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readNames");
+               exit(1);
+       }
+}
+/**********************************************************************************************************************/
+map<string, int> MothurOut::readNames(string namefile) { 
+       try {
+               map<string, int> nameMap;
+               
+               //open input file
+               ifstream in;
+               openInputFile(namefile, in);
+               
+        string rest = "";
+        char buffer[4096];
+        bool pairDone = false;
+        bool columnOne = true;
+        string firstCol, secondCol;
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    int num = getNumNames(secondCol);
+                    nameMap[firstCol] = num;
+                    pairDone = false;  
+                } 
+            }
+               }
+        in.close();
+        
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    int num = getNumNames(secondCol);
+                    nameMap[firstCol] = num;
+                    pairDone = false;  
+                } 
+            }
+        }
+               
+               return nameMap;
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readNames");
+               exit(1);
+       }
+}
+/**********************************************************************************************************************/
+map<string, int> MothurOut::readNames(string namefile, unsigned long int& numSeqs) { 
+       try {
+               map<string, int> nameMap;
+        numSeqs = 0;
+               
+               //open input file
+               ifstream in;
+               openInputFile(namefile, in);
+               
+        string rest = "";
+        char buffer[4096];
+        bool pairDone = false;
+        bool columnOne = true;
+        string firstCol, secondCol;
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    int num = getNumNames(secondCol);
+                    nameMap[firstCol] = num;
+                    pairDone = false;  
+                    numSeqs += num;
+                } 
+            }
+               }
+        in.close();
+        
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    int num = getNumNames(secondCol);
+                    nameMap[firstCol] = num;
+                    pairDone = false;  
+                    numSeqs += num;
+                } 
+            }
+        }
+               
+               return nameMap;
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readNames");
+               exit(1);
+       }
+}
+/************************************************************/
+int MothurOut::checkName(string& name) {
+    try {
+        if (modifyNames) {
+            for (int i = 0; i < name.length(); i++) {
+                if (name[i] == ':') { name[i] = '_'; changedSeqNames = true; }
+            }
+        }
+        return 0;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "checkName");
+               exit(1);
+       }
+}
+/**********************************************************************************************************************/
+int MothurOut::readNames(string namefile, vector<seqPriorityNode>& nameVector, map<string, string>& fastamap) { 
+       try {
+               int error = 0;
+               
+               //open input file
+               ifstream in;
+               openInputFile(namefile, in);
+               
+        string rest = "";
+        char buffer[4096];
+        bool pairDone = false;
+        bool columnOne = true;
+        string firstCol, secondCol;
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    int num = getNumNames(secondCol);
+                    
+                    map<string, string>::iterator it = fastamap.find(firstCol);
+                    if (it == fastamap.end()) {
+                        error = 1;
+                        mothurOut("[ERROR]: " + firstCol + " is not in your fastafile, but is in your namesfile, please correct."); mothurOutEndLine();
+                    }else {
+                        seqPriorityNode temp(num, it->second, firstCol);
+                        nameVector.push_back(temp);
+                    }
+                    
+                    pairDone = false;  
+                } 
+            }
+               }
+        in.close();
+        
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            
+            for (int i = 0; i < pieces.size(); i++) {
+                if (columnOne) {  firstCol = pieces[i]; columnOne=false; }
+                else  { secondCol = pieces[i]; pairDone = true; columnOne=true; }
+                
+                if (pairDone) { 
+                    checkName(firstCol);
+                    checkName(secondCol);
+                    int num = getNumNames(secondCol);
+                    
+                    map<string, string>::iterator it = fastamap.find(firstCol);
+                    if (it == fastamap.end()) {
+                        error = 1;
+                        mothurOut("[ERROR]: " + firstCol + " is not in your fastafile, but is in your namesfile, please correct."); mothurOutEndLine();
+                    }else {
+                        seqPriorityNode temp(num, it->second, firstCol);
+                        nameVector.push_back(temp);
+                    }
+                    
+                    pairDone = false;  
+                } 
+            }
+        }
+               return error;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readNames");
+               exit(1);
+       }
+}
+//**********************************************************************************************************************
+set<string> MothurOut::readAccnos(string accnosfile){
+       try {
+               set<string> names;
+               ifstream in;
+               openInputFile(accnosfile, in);
+               string name;
+               
+        string rest = "";
+        char buffer[4096];
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+            
+            for (int i = 0; i < pieces.size(); i++) {  checkName(pieces[i]);
+                names.insert(pieces[i]);
+            }
+        }
+               in.close();     
+               
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            for (int i = 0; i < pieces.size(); i++) {  checkName(pieces[i]); names.insert(pieces[i]);  } 
+        }
+               return names;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readAccnos");
+               exit(1);
+       }
+}
+//**********************************************************************************************************************
+int MothurOut::readAccnos(string accnosfile, vector<string>& names){
+       try {
+        names.clear();
+               ifstream in;
+               openInputFile(accnosfile, in);
+               string name;
+               
+        string rest = "";
+        char buffer[4096];
+        
+               while (!in.eof()) {
+                       if (control_pressed) { break; }
+                       
+            in.read(buffer, 4096);
+            vector<string> pieces = splitWhiteSpace(rest, buffer, in.gcount());
+            
+            for (int i = 0; i < pieces.size(); i++) {  checkName(pieces[i]); names.push_back(pieces[i]);  }
+        }
+               in.close();     
+        
+        if (rest != "") {
+            vector<string> pieces = splitWhiteSpace(rest);
+            for (int i = 0; i < pieces.size(); i++) {  checkName(pieces[i]); names.push_back(pieces[i]);  }
+        }
+               
+               return 0;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "readAccnos");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
+int MothurOut::getNumNames(string names){
+       try {
+               int count = 0;
+               
+               if(names != ""){
+                       count = 1;
+                       for(int i=0;i<names.size();i++){
+                               if(names[i] == ','){
+                                       count++;
+                               }
+                       }
+               }
+               
+               return count;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getNumNames");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
+int MothurOut::getNumChar(string line, char c){
+       try {
+               int count = 0;
+               
+               if(line != ""){
+                       for(int i=0;i<line.size();i++){
+                               if(line[i] == c){
+                                       count++;
+                               }
+                       }
+               }
+               
+               return count;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getNumChar");
+               exit(1);
+       }
+}
+//**********************************************************************************************************************
+bool MothurOut::isSubset(vector<string> bigset, vector<string> subset) {
+       try {
+               
+        
+               if (subset.size() > bigset.size()) { return false;  }
+               
+               //check if each guy in suset is also in bigset
+               for (int i = 0; i < subset.size(); i++) {
+                       bool match = false;
+                       for (int j = 0; j < bigset.size(); j++) {
+                               if (subset[i] == bigset[j]) { match = true; break; }
+                       }
+                       
+                       //you have a guy in subset that had no match in bigset
+                       if (match == false) { return false; }
+               }
+               
+               return true;
+        
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "isSubset");
+               exit(1);
+       }
+}
+/***********************************************************************/
+int MothurOut::mothurRemove(string filename){
+       try {
+               filename = getFullPathName(filename);
+               int error = remove(filename.c_str());
+               //if (error != 0) { 
+               //      if (errno != ENOENT) { //ENOENT == file does not exist
+               //              string message = "Error deleting file " + filename;
+               //              perror(message.c_str()); 
+               //      }
+               //}
+               return error;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "mothurRemove");
+               exit(1);
+       }
+}
+/***********************************************************************/
+bool MothurOut::mothurConvert(string item, int& num){
+       try {
+               bool error = false;
+               
+               if (isNumeric1(item)) {
+                       convert(item, num);
+               }else {
+                       num = 0;
+                       error = true;
+                       mothurOut("[ERROR]: cannot convert " + item + " to an integer."); mothurOutEndLine();
+                       commandInputsConvertError = true;
+               }
+               
+               return error;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "mothurConvert");
+               exit(1);
+       }
+}
+/***********************************************************************/
+bool MothurOut::mothurConvert(string item, intDist& num){
+       try {
+               bool error = false;
+               
+               if (isNumeric1(item)) {
+                       convert(item, num);
+               }else {
+                       num = 0;
+                       error = true;
+                       mothurOut("[ERROR]: cannot convert " + item + " to an integer."); mothurOutEndLine();
+                       commandInputsConvertError = true;
+               }
+               
+               return error;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "mothurConvert");
+               exit(1);
+       }
+}
+
+/***********************************************************************/
+bool MothurOut::isNumeric1(string stringToCheck){
+       try {
+               bool numeric = false;
+               
+               if(stringToCheck.find_first_not_of("0123456789.-") == string::npos) { numeric = true; }
+                       
+               return numeric;
+       }
        catch(exception& e) {
-               errorOut(e, "MothurOut", "ceilDist");
+               errorOut(e, "MothurOut", "isNumeric1");
                exit(1);
        }
+       
 }
-
 /***********************************************************************/
-
-int MothurOut::getNumNames(string names){
+bool MothurOut::mothurConvert(string item, float& num){
        try {
-               int count = 0;
+               bool error = false;
                
-               if(names != ""){
-                       count = 1;
-                       for(int i=0;i<names.size();i++){
-                               if(names[i] == ','){
-                                       count++;
-                               }
-                       }
+               if (isNumeric1(item)) {
+                       convert(item, num);
+               }else {
+                       num = 0;
+                       error = true;
+                       mothurOut("[ERROR]: cannot convert " + item + " to a float."); mothurOutEndLine();
+                       commandInputsConvertError = true;
                }
                
-               return count;
+               return error;
        }
        catch(exception& e) {
-               errorOut(e, "MothurOut", "getNumNames");
+               errorOut(e, "MothurOut", "mothurConvert");
+               exit(1);
+       }
+}
+/***********************************************************************/
+bool MothurOut::mothurConvert(string item, double& num){
+       try {
+               bool error = false;
+               
+               if (isNumeric1(item)) {
+                       convert(item, num);
+               }else {
+                       num = 0;
+                       error = true;
+                       mothurOut("[ERROR]: cannot convert " + item + " to a double."); mothurOutEndLine();
+                       commandInputsConvertError = true;
+               }
+               
+               return error;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "mothurConvert");
                exit(1);
        }
 }
-
 /**************************************************************************************************/
 
 vector<vector<double> > MothurOut::binomial(int maxOrder){
@@ -1129,7 +2715,90 @@ vector<vector<double> > MothurOut::binomial(int maxOrder){
                exit(1);
        }
 }
-
+/**************************************************************************************************/
+unsigned int MothurOut::fromBase36(string base36){
+       try {
+               unsigned int num = 0;
+               
+               map<char, int> converts;
+               converts['A'] = 0;
+               converts['a'] = 0;
+               converts['B'] = 1;
+               converts['b'] = 1;
+               converts['C'] = 2;
+               converts['c'] = 2;
+               converts['D'] = 3;
+               converts['d'] = 3;
+               converts['E'] = 4;
+               converts['e'] = 4;
+               converts['F'] = 5;
+               converts['f'] = 5;
+               converts['G'] = 6;
+               converts['g'] = 6;
+               converts['H'] = 7;
+               converts['h'] = 7;
+               converts['I'] = 8;
+               converts['i'] = 8;
+               converts['J'] = 9;
+               converts['j'] = 9;
+               converts['K'] = 10;
+               converts['k'] = 10;
+               converts['L'] = 11;
+               converts['l'] = 11;
+               converts['M'] = 12;
+               converts['m'] = 12;
+               converts['N'] = 13;
+               converts['n'] = 13;
+               converts['O'] = 14;
+               converts['o'] = 14;
+               converts['P'] = 15;
+               converts['p'] = 15;
+               converts['Q'] = 16;
+               converts['q'] = 16;
+               converts['R'] = 17;
+               converts['r'] = 17;
+               converts['S'] = 18;
+               converts['s'] = 18;
+               converts['T'] = 19;
+               converts['t'] = 19;
+               converts['U'] = 20;
+               converts['u'] = 20;
+               converts['V'] = 21;
+               converts['v'] = 21;
+               converts['W'] = 22;
+               converts['w'] = 22;
+               converts['X'] = 23;
+               converts['x'] = 23;
+               converts['Y'] = 24;
+               converts['y'] = 24;
+               converts['Z'] = 25;
+               converts['z'] = 25;
+               converts['0'] = 26;
+               converts['1'] = 27;
+               converts['2'] = 28;
+               converts['3'] = 29;
+               converts['4'] = 30;
+               converts['5'] = 31;
+               converts['6'] = 32;
+               converts['7'] = 33;
+               converts['8'] = 34;
+               converts['9'] = 35;             
+               
+               int i = 0;
+               while (i < base36.length()) {
+                       char c = base36[i];
+                       num = 36 * num + converts[c];
+                       i++;
+               }
+               
+               return num;
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "fromBase36");
+               exit(1);
+       }
+}
 /***********************************************************************/
 
 int MothurOut::factorial(int num){
@@ -1182,6 +2851,9 @@ void MothurOut::getNumSeqs(ifstream& file, int& numSeqs){
 //This function parses the estimator options and puts them in a vector
 void MothurOut::splitAtChar(string& estim, vector<string>& container, char symbol) {
        try {
+        
+        if (symbol == '-') { splitAtDash(estim, container); return; }
+        
                string individual = "";
                int estimLength = estim.size();
                for(int i=0;i<estimLength;i++){
@@ -1195,17 +2867,6 @@ void MothurOut::splitAtChar(string& estim, vector<string>& container, char symbo
                }
                container.push_back(individual);
 
-               /*
-               
-               while (estim.find_first_of(symbol) != -1) {
-                       individual = estim.substr(0,estim.find_first_of(symbol));
-                       if ((estim.find_first_of(symbol)+1) <= estim.length()) { //checks to make sure you don't have dash at end of string
-                               estim = estim.substr(estim.find_first_of(symbol)+1, estim.length());
-                               container.push_back(individual);
-                       }
-               }
-               //get last one
-               container.push_back(estim); */
        }
        catch(exception& e) {
                errorOut(e, "MothurOut", "splitAtChar");
@@ -1220,30 +2881,50 @@ void MothurOut::splitAtDash(string& estim, vector<string>& container) {
        try {
                string individual = "";
                int estimLength = estim.size();
-               for(int i=0;i<estimLength;i++){
-                       if(estim[i] == '-'){
-                               container.push_back(individual);
-                               individual = "";                                
+               bool prevEscape = false;
+               /*for(int i=0;i<estimLength;i++){
+                       if(prevEscape){
+                               individual += estim[i];
+                               prevEscape = false;
                        }
                        else{
-                               individual += estim[i];
+                               if(estim[i] == '\\'){
+                                       prevEscape = true;
+                               }
+                               else if(estim[i] == '-'){
+                                       container.push_back(individual);
+                                       individual = "";
+                                       prevEscape = false;                             
+                               }
+                               else{
+                                       individual += estim[i];
+                                       prevEscape = false;
+                               }
                        }
-               }
-               container.push_back(individual);
+               }*/
+        
+        
+        for(int i=0;i<estimLength;i++){
+            if(estim[i] == '-'){
+                if (prevEscape) {  individual += estim[i]; prevEscape = false;  } //add in dash because it was escaped.
+                else {
+                    container.push_back(individual);
+                    individual = "";
+                }
+            }else if(estim[i] == '\\'){
+                if (i < estimLength-1) { 
+                    if (estim[i+1] == '-') { prevEscape=true; }  //are you a backslash before a dash, if yes ignore
+                    else { individual += estim[i]; prevEscape = false;  } //if no, add in
+                }else { individual += estim[i]; }
+            }else {
+                individual += estim[i];
+            }
+        }
+        
 
-       
-       /*      string individual;
-               
-               while (estim.find_first_of('-') != -1) {
-                       individual = estim.substr(0,estim.find_first_of('-'));
-                       if ((estim.find_first_of('-')+1) <= estim.length()) { //checks to make sure you don't have dash at end of string
-                               estim = estim.substr(estim.find_first_of('-')+1, estim.length());
-                               container.push_back(individual);
-                       }
-               }
-               //get last one
-               container.push_back(estim); */
-       }
+        
+               container.push_back(individual);
+       }
        catch(exception& e) {
                errorOut(e, "MothurOut", "splitAtDash");
                exit(1);
@@ -1256,29 +2937,48 @@ void MothurOut::splitAtDash(string& estim, set<string>& container) {
        try {
                string individual = "";
                int estimLength = estim.size();
+               bool prevEscape = false;
+        /*
                for(int i=0;i<estimLength;i++){
-                       if(estim[i] == '-'){
-                               container.insert(individual);
-                               individual = "";                                
+                       if(prevEscape){
+                               individual += estim[i];
+                               prevEscape = false;
                        }
                        else{
-                               individual += estim[i];
+                               if(estim[i] == '\\'){
+                                       prevEscape = true;
+                               }
+                               else if(estim[i] == '-'){
+                                       container.insert(individual);
+                                       individual = "";
+                                       prevEscape = false;                             
+                               }
+                               else{
+                                       individual += estim[i];
+                                       prevEscape = false;
+                               }
                        }
                }
-               container.insert(individual);
-
-       //      string individual;
-               
-       //      while (estim.find_first_of('-') != -1) {
-       //              individual = estim.substr(0,estim.find_first_of('-'));
-       //              if ((estim.find_first_of('-')+1) <= estim.length()) { //checks to make sure you don't have dash at end of string
-       //                      estim = estim.substr(estim.find_first_of('-')+1, estim.length());
-       //                      container.insert(individual);
-       //              }
-       //      }
-               //get last one
-       //      container.insert(estim);
-       
+               */
+        
+        for(int i=0;i<estimLength;i++){
+            if(estim[i] == '-'){
+                if (prevEscape) {  individual += estim[i]; prevEscape = false;  } //add in dash because it was escaped.
+                else {
+                    container.insert(individual);
+                    individual = "";
+                }
+            }else if(estim[i] == '\\'){
+                if (i < estimLength-1) { 
+                    if (estim[i+1] == '-') { prevEscape=true; }  //are you a backslash before a dash, if yes ignore
+                    else { individual += estim[i]; prevEscape = false;  } //if no, add in
+                }else { individual += estim[i]; }
+            }else {
+                individual += estim[i];
+            }
+        }
+        container.insert(individual);
+        
        }
        catch(exception& e) {
                errorOut(e, "MothurOut", "splitAtDash");
@@ -1289,19 +2989,52 @@ void MothurOut::splitAtDash(string& estim, set<string>& container) {
 //This function parses the line options and puts them in a set
 void MothurOut::splitAtDash(string& estim, set<int>& container) {
        try {
-               string individual;
+               string individual = "";
                int lineNum;
-               
-               while (estim.find_first_of('-') != -1) {
-                       individual = estim.substr(0,estim.find_first_of('-'));
-                       if ((estim.find_first_of('-')+1) <= estim.length()) { //checks to make sure you don't have dash at end of string
-                               estim = estim.substr(estim.find_first_of('-')+1, estim.length());
-                               convert(individual, lineNum); //convert the string to int
-                               container.insert(lineNum);
+               int estimLength = estim.size();
+               bool prevEscape = false;
+        /*
+               for(int i=0;i<estimLength;i++){
+                       if(prevEscape){
+                               individual += estim[i];
+                               prevEscape = false;
                        }
-               }
-               //get last one
-               convert(estim, lineNum); //convert the string to int
+                       else{
+                               if(estim[i] == '\\'){
+                                       prevEscape = true;
+                               }
+                               else if(estim[i] == '-'){
+                                       convert(individual, lineNum); //convert the string to int
+                                       container.insert(lineNum);
+                                       individual = "";
+                                       prevEscape = false;                             
+                               }
+                               else{
+                                       individual += estim[i];
+                                       prevEscape = false;
+                               }
+                       }
+               }*/
+        
+        for(int i=0;i<estimLength;i++){
+            if(estim[i] == '-'){
+                if (prevEscape) {  individual += estim[i]; prevEscape = false;  } //add in dash because it was escaped.
+                else {
+                    convert(individual, lineNum); //convert the string to int
+                    container.insert(lineNum);
+                    individual = "";
+                }
+            }else if(estim[i] == '\\'){
+                if (i < estimLength-1) { 
+                    if (estim[i+1] == '-') { prevEscape=true; }  //are you a backslash before a dash, if yes ignore
+                    else { individual += estim[i]; prevEscape = false;  } //if no, add in
+                }else { individual += estim[i]; }
+            }else {
+                individual += estim[i];
+            }
+        }
+        
+               convert(individual, lineNum); //convert the string to int
                container.insert(lineNum);
        }
        catch(exception& e) {
@@ -1309,6 +3042,27 @@ void MothurOut::splitAtDash(string& estim, set<int>& container) {
                exit(1);
        }       
 }
+
+/***********************************************************************/
+string MothurOut::makeList(vector<string>& names) {
+       try {
+               string list = "";
+        
+        if (names.size() == 0) { return list; }
+               
+        for (int i = 0; i < names.size()-1; i++) { list += names[i] + ",";  }
+        
+        //get last name
+        list += names[names.size()-1];
+        
+        return list;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "makeList");
+               exit(1);
+       }       
+}
+
 /***********************************************************************/
 //This function parses the a string and puts peices in a vector
 void MothurOut::splitAtComma(string& estim, vector<string>& container) {
@@ -1346,6 +3100,25 @@ void MothurOut::splitAtComma(string& estim, vector<string>& container) {
                exit(1);
        }       
 }
+/***********************************************************************/
+//This function splits up the various option parameters
+void MothurOut::splitAtChar(string& prefix, string& suffix, char c){
+       try {
+               prefix = suffix.substr(0,suffix.find_first_of(c));
+               if ((suffix.find_first_of(c)+2) <= suffix.length()) {  //checks to make sure you don't have comma at end of string
+                       suffix = suffix.substr(suffix.find_first_of(c)+1, suffix.length());
+                       string space = " ";
+                       while(suffix.at(0) == ' ')
+                               suffix = suffix.substr(1, suffix.length());
+               }else {  suffix = "";  }
+        
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "splitAtChar");
+               exit(1);
+       }       
+}
+
 /***********************************************************************/
 
 //This function splits up the various option parameters
@@ -1357,7 +3130,7 @@ void MothurOut::splitAtComma(string& prefix, string& suffix){
                        string space = " ";
                        while(suffix.at(0) == ' ')
                                suffix = suffix.substr(1, suffix.length());
-               }
+               }else {  suffix = "";  }
 
        }
        catch(exception& e) {
@@ -1400,6 +3173,35 @@ bool MothurOut::inUsersGroups(string groupname, vector<string> Groups) {
                exit(1);
        }       
 }
+/**************************************************************************************************/
+
+bool MothurOut::inUsersGroups(vector<int> set, vector< vector<int> > sets) {
+       try {
+               for (int i = 0; i < sets.size(); i++) {
+                       if (set == sets[i]) { return true; }
+               }
+               return false;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "inUsersGroups");
+               exit(1);
+       }       
+}
+/**************************************************************************************************/
+
+bool MothurOut::inUsersGroups(int groupname, vector<int> Groups) {
+       try {
+               for (int i = 0; i < Groups.size(); i++) {
+                       if (groupname == Groups[i]) { return true; }
+               }
+               return false;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "inUsersGroups");
+               exit(1);
+       }       
+}
+
 /**************************************************************************************************/
 //returns true if any of the strings in first vector are in second vector
 bool MothurOut::inUsersGroups(vector<string> groupnames, vector<string> Groups) {
@@ -1440,20 +3242,21 @@ bool MothurOut::anyLabelsToProcess(string label, set<string>& userLabels, string
                }
                
                //go through users set and make them floats
-               for(it = userLabels.begin(); it != userLabels.end(); ++it) {
+               for(it = userLabels.begin(); it != userLabels.end();) {
                        
                        float temp;
                        if ((*it != "unique") && (convertTestFloat(*it, temp) == true)){
                                convert(*it, temp);
                                orderFloat.push_back(temp);
                                userMap[*it] = temp;
+                               it++;
                        }else if (*it == "unique") { 
                                orderFloat.push_back(-1.0);
                                userMap["unique"] = -1.0;
+                               it++;
                        }else {
-                               if (errorOff == "") {  cout << *it << " is not a valid label." << endl;  }
-                               userLabels.erase(*it); 
-                               it--;
+                               if (errorOff == "") {  mothurOut(*it + " is not a valid label."); mothurOutEndLine();  }
+                               userLabels.erase(it++); 
                        }
                }
                
@@ -1469,11 +3272,11 @@ bool MothurOut::anyLabelsToProcess(string label, set<string>& userLabels, string
                        if (orderFloat[i] < labelFloat) {
                                smaller = true;
                                if (orderFloat[i] == -1) { 
-                                       if (errorOff == "") { cout << "Your file does not include the label unique." << endl; }
+                                       if (errorOff == "") { mothurOut("Your file does not include the label unique."); mothurOutEndLine(); }
                                        userLabels.erase("unique");
                                }
                                else {  
-                                       if (errorOff == "") { cout << "Your file does not include the label " << endl; }
+                                       if (errorOff == "") { mothurOut("Your file does not include the label "); mothurOutEndLine(); }
                                        string s = "";
                                        for (it2 = userMap.begin(); it2!= userMap.end(); it2++) {  
                                                if (it2->second == orderFloat[i]) {  
@@ -1483,7 +3286,7 @@ bool MothurOut::anyLabelsToProcess(string label, set<string>& userLabels, string
                                                        break;
                                                }
                                        }
-                                       if (errorOff == "") {cout << s <<  ". I will use the next smallest distance. " << endl; }
+                                       if (errorOff == "") {mothurOut( s +  ". I will use the next smallest distance. "); mothurOutEndLine(); }
                                }
                        //since they are sorted once you find a bigger one stop looking
                        }else { break; }
@@ -1544,8 +3347,377 @@ bool MothurOut::checkReleaseVersion(ifstream& file, string version) {
        }
 }
 /**************************************************************************************************/
+vector<double> MothurOut::getAverages(vector< vector<double> >& dists) {
+       try{
+        vector<double> averages; //averages.resize(numComp, 0.0);
+        for (int i = 0; i < dists[0].size(); i++) { averages.push_back(0.0); }
+      
+        for (int thisIter = 0; thisIter < dists.size(); thisIter++) {
+            for (int i = 0; i < dists[thisIter].size(); i++) {  
+                averages[i] += dists[thisIter][i];
+            }
+        }
+        
+        //finds average.
+        for (int i = 0; i < averages.size(); i++) {  averages[i] /= (double) dists.size(); }
+        
+        return averages;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getAverages");                
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+double MothurOut::getAverage(vector<double> dists) {
+       try{
+        double average = 0;
+        
+        for (int i = 0; i < dists.size(); i++) {
+            average += dists[i];
+        }
+       
+        //finds average.
+        average /= (double) dists.size(); 
+        
+        return average;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getAverage");
+               exit(1);
+       }
+}
+
+/**************************************************************************************************/
+vector<double> MothurOut::getStandardDeviation(vector< vector<double> >& dists) {
+       try{
+        
+        vector<double> averages = getAverages(dists);
+        
+        //find standard deviation
+        vector<double> stdDev; //stdDev.resize(numComp, 0.0);
+        for (int i = 0; i < dists[0].size(); i++) { stdDev.push_back(0.0); }
+        
+        for (int thisIter = 0; thisIter < dists.size(); thisIter++) { //compute the difference of each dist from the mean, and square the result of each
+            for (int j = 0; j < dists[thisIter].size(); j++) {
+                stdDev[j] += ((dists[thisIter][j] - averages[j]) * (dists[thisIter][j] - averages[j]));
+            }
+        }
+        for (int i = 0; i < stdDev.size(); i++) {  
+            stdDev[i] /= (double) dists.size(); 
+            stdDev[i] = sqrt(stdDev[i]);
+        }
+        
+        return stdDev;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getAverages");                
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+vector<double> MothurOut::getStandardDeviation(vector< vector<double> >& dists, vector<double>& averages) {
+       try{
+        //find standard deviation
+        vector<double> stdDev; //stdDev.resize(numComp, 0.0);
+        for (int i = 0; i < dists[0].size(); i++) { stdDev.push_back(0.0); }
+        
+        for (int thisIter = 0; thisIter < dists.size(); thisIter++) { //compute the difference of each dist from the mean, and square the result of each
+            for (int j = 0; j < dists[thisIter].size(); j++) {
+                stdDev[j] += ((dists[thisIter][j] - averages[j]) * (dists[thisIter][j] - averages[j]));
+            }
+        }
+        for (int i = 0; i < stdDev.size(); i++) {  
+            stdDev[i] /= (double) dists.size(); 
+            stdDev[i] = sqrt(stdDev[i]);
+        }
+        
+        return stdDev;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getAverages");                
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+vector< vector<seqDist> > MothurOut::getAverages(vector< vector< vector<seqDist> > >& calcDistsTotals, string mode) {
+       try{
+        
+        vector< vector<seqDist>  > calcAverages; //calcAverages.resize(calcDistsTotals[0].size()); 
+        for (int i = 0; i < calcDistsTotals[0].size(); i++) {  //initialize sums to zero.
+            //calcAverages[i].resize(calcDistsTotals[0][i].size());
+            vector<seqDist> temp;
+            for (int j = 0; j < calcDistsTotals[0][i].size(); j++) {
+                seqDist tempDist;
+                tempDist.seq1 = calcDistsTotals[0][i][j].seq1;
+                tempDist.seq2 = calcDistsTotals[0][i][j].seq2;
+                tempDist.dist = 0.0;
+                temp.push_back(tempDist);
+            }
+            calcAverages.push_back(temp);
+        }
+        
+        if (mode == "average") {
+            for (int thisIter = 0; thisIter < calcDistsTotals.size(); thisIter++) { //sum all groups dists for each calculator
+                for (int i = 0; i < calcAverages.size(); i++) {  //initialize sums to zero.
+                    for (int j = 0; j < calcAverages[i].size(); j++) {
+                        calcAverages[i][j].dist += calcDistsTotals[thisIter][i][j].dist;
+                    }
+                }
+            }
+            
+            for (int i = 0; i < calcAverages.size(); i++) {  //finds average.
+                for (int j = 0; j < calcAverages[i].size(); j++) {
+                    calcAverages[i][j].dist /= (float) calcDistsTotals.size();
+                }
+            }
+        }else { //find median
+            for (int i = 0; i < calcAverages.size(); i++) { //for each calc
+                for (int j = 0; j < calcAverages[i].size(); j++) {  //for each comparison
+                    vector<double> dists;
+                    for (int thisIter = 0; thisIter < calcDistsTotals.size(); thisIter++) { //for each subsample
+                        dists.push_back(calcDistsTotals[thisIter][i][j].dist);
+                    }
+                    sort(dists.begin(), dists.end());
+                    calcAverages[i][j].dist = dists[(calcDistsTotals.size()/2)];
+                }
+            }
+        }
+
+        return calcAverages;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getAverages");                
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+vector< vector<seqDist> > MothurOut::getAverages(vector< vector< vector<seqDist> > >& calcDistsTotals) {
+       try{
+        
+        vector< vector<seqDist>  > calcAverages; //calcAverages.resize(calcDistsTotals[0].size()); 
+        for (int i = 0; i < calcDistsTotals[0].size(); i++) {  //initialize sums to zero.
+            //calcAverages[i].resize(calcDistsTotals[0][i].size());
+            vector<seqDist> temp;
+            for (int j = 0; j < calcDistsTotals[0][i].size(); j++) {
+                seqDist tempDist;
+                tempDist.seq1 = calcDistsTotals[0][i][j].seq1;
+                tempDist.seq2 = calcDistsTotals[0][i][j].seq2;
+                tempDist.dist = 0.0;
+                temp.push_back(tempDist);
+            }
+            calcAverages.push_back(temp);
+        }
+        
+        
+        for (int thisIter = 0; thisIter < calcDistsTotals.size(); thisIter++) { //sum all groups dists for each calculator
+                for (int i = 0; i < calcAverages.size(); i++) {  //initialize sums to zero.
+                    for (int j = 0; j < calcAverages[i].size(); j++) {
+                        calcAverages[i][j].dist += calcDistsTotals[thisIter][i][j].dist;
+                    }
+                }
+        }
+            
+        for (int i = 0; i < calcAverages.size(); i++) {  //finds average.
+                for (int j = 0; j < calcAverages[i].size(); j++) {
+                    calcAverages[i][j].dist /= (float) calcDistsTotals.size();
+                }
+        }
+        
+        return calcAverages;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getAverages");                
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+vector< vector<seqDist> > MothurOut::getStandardDeviation(vector< vector< vector<seqDist> > >& calcDistsTotals) {
+       try{
+        
+        vector< vector<seqDist> > calcAverages = getAverages(calcDistsTotals);
+        
+        //find standard deviation
+        vector< vector<seqDist>  > stdDev;  
+        for (int i = 0; i < calcDistsTotals[0].size(); i++) {  //initialize sums to zero.
+            vector<seqDist> temp;
+            for (int j = 0; j < calcDistsTotals[0][i].size(); j++) {
+                seqDist tempDist;
+                tempDist.seq1 = calcDistsTotals[0][i][j].seq1;
+                tempDist.seq2 = calcDistsTotals[0][i][j].seq2;
+                tempDist.dist = 0.0;
+                temp.push_back(tempDist);
+            }
+            stdDev.push_back(temp);
+        }
+        
+        for (int thisIter = 0; thisIter < calcDistsTotals.size(); thisIter++) { //compute the difference of each dist from the mean, and square the result of each
+            for (int i = 0; i < stdDev.size(); i++) {  
+                for (int j = 0; j < stdDev[i].size(); j++) {
+                    stdDev[i][j].dist += ((calcDistsTotals[thisIter][i][j].dist - calcAverages[i][j].dist) * (calcDistsTotals[thisIter][i][j].dist - calcAverages[i][j].dist));
+                }
+            }
+        }
+        
+        for (int i = 0; i < stdDev.size(); i++) {  //finds average.
+            for (int j = 0; j < stdDev[i].size(); j++) {
+                stdDev[i][j].dist /= (float) calcDistsTotals.size();
+                stdDev[i][j].dist = sqrt(stdDev[i][j].dist);
+            }
+        }
 
+        return stdDev;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getAverages");                
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+vector< vector<seqDist> > MothurOut::getStandardDeviation(vector< vector< vector<seqDist> > >& calcDistsTotals, vector< vector<seqDist> >& calcAverages) {
+       try{
+        //find standard deviation
+        vector< vector<seqDist>  > stdDev;  
+        for (int i = 0; i < calcDistsTotals[0].size(); i++) {  //initialize sums to zero.
+            vector<seqDist> temp;
+            for (int j = 0; j < calcDistsTotals[0][i].size(); j++) {
+                seqDist tempDist;
+                tempDist.seq1 = calcDistsTotals[0][i][j].seq1;
+                tempDist.seq2 = calcDistsTotals[0][i][j].seq2;
+                tempDist.dist = 0.0;
+                temp.push_back(tempDist);
+            }
+            stdDev.push_back(temp);
+        }
+        
+        for (int thisIter = 0; thisIter < calcDistsTotals.size(); thisIter++) { //compute the difference of each dist from the mean, and square the result of each
+            for (int i = 0; i < stdDev.size(); i++) {  
+                for (int j = 0; j < stdDev[i].size(); j++) {
+                    stdDev[i][j].dist += ((calcDistsTotals[thisIter][i][j].dist - calcAverages[i][j].dist) * (calcDistsTotals[thisIter][i][j].dist - calcAverages[i][j].dist));
+                }
+            }
+        }
+        
+        for (int i = 0; i < stdDev.size(); i++) {  //finds average.
+            for (int j = 0; j < stdDev[i].size(); j++) {
+                stdDev[i][j].dist /= (float) calcDistsTotals.size();
+                stdDev[i][j].dist = sqrt(stdDev[i][j].dist);
+            }
+        }
+        
+        return stdDev;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getAverages");                
+               exit(1);
+       }
+}
 
+/**************************************************************************************************/
+bool MothurOut::isContainingOnlyDigits(string input) {
+       try{
+               
+               //are you a digit in ascii code
+               for (int i = 0;i < input.length(); i++){
+                       if( input[i]>47 && input[i]<58){}
+                       else { return false; }
+               }
+               
+               return true;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "isContainingOnlyDigits");             
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+int MothurOut::removeConfidences(string& tax) {
+       try {
+               
+               string taxon;
+               string newTax = "";
+               
+               while (tax.find_first_of(';') != -1) {
+                       
+                       if (control_pressed) { return 0; }
+                       
+                       //get taxon
+                       taxon = tax.substr(0,tax.find_first_of(';'));
+       
+                       int pos = taxon.find_last_of('(');
+                       if (pos != -1) {
+                               //is it a number?
+                               int pos2 = taxon.find_last_of(')');
+                               if (pos2 != -1) {
+                                       string confidenceScore = taxon.substr(pos+1, (pos2-(pos+1)));
+                                       if (isNumeric1(confidenceScore)) {
+                                               taxon = taxon.substr(0, pos); //rip off confidence 
+                                       }
+                               }
+                       }
+                       taxon += ";";
+                       
+                       tax = tax.substr(tax.find_first_of(';')+1, tax.length());
+                       newTax += taxon;
+               }
+               
+               tax = newTax;
+               
+               return 0;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "removeConfidences");
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+string MothurOut::removeQuotes(string tax) {
+       try {
+               
+               string taxon;
+               string newTax = "";
+               
+               for (int i = 0; i < tax.length(); i++) {
+                       
+                       if (control_pressed) { return newTax; }
+            
+            if ((tax[i] != '\'') && (tax[i] != '\"')) { newTax += tax[i]; }
+                       
+        }
+               
+               return newTax;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "removeQuotes");
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+// function for calculating standard deviation
+double MothurOut::getStandardDeviation(vector<int>& featureVector){
+    try {
+        //finds sum
+        double average = 0; 
+        for (int i = 0; i < featureVector.size(); i++) { average += featureVector[i]; }
+        average /= (double) featureVector.size();
+        
+        //find standard deviation
+        double stdDev = 0;
+        for (int i = 0; i < featureVector.size(); i++) { //compute the difference of each dist from the mean, and square the result of each
+            stdDev += ((featureVector[i] - average) * (featureVector[i] - average));
+        }
+          
+        stdDev /= (double) featureVector.size(); 
+        stdDev = sqrt(stdDev);
+        
+        return stdDev;
+    }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getStandardDeviation");
+               exit(1);
+       }
+}
+/**************************************************************************************************/