]> git.donarmstrong.com Git - mothur.git/blobdiff - mothurout.cpp
moved utilities out of mothur.h and into mothurOut class.
[mothur.git] / mothurout.cpp
index d3f8e7af788563fa1dd89a401c027175377a98dc..5c5fd373a32cbb233fb9a76dd81de87c54cb80eb 100644 (file)
-/*\r
- *  m->mothurOut.cpp\r
- *  Mothur\r
- *\r
- *  Created by westcott on 2/25/10.\r
- *  Copyright 2010 Schloss Lab. All rights reserved.\r
- *\r
- */\r
-\r
-#include "mothurout.h"\r
-\r
-/******************************************************/\r
-MothurOut* MothurOut::getInstance() {\r
-       if( _uniqueInstance == 0) {\r
-               _uniqueInstance = new MothurOut();\r
-       }\r
-       return _uniqueInstance;\r
-}\r
-/*********************************************************************************************/\r
-void MothurOut::setFileName(string filename)  {\r
-       try {\r
-               logFileName = filename;\r
-               \r
-               #ifdef USE_MPI\r
-                       int pid;\r
-                       MPI_Comm_rank(MPI_COMM_WORLD, &pid); \r
-                                       \r
-                       if (pid == 0) { //only one process should output to screen\r
-               #endif\r
-               \r
-               openOutputFile(filename, out);\r
-               \r
-               #ifdef USE_MPI\r
-                       }\r
-               #endif\r
-       }\r
-       catch(exception& e) {\r
-               errorOut(e, "MothurOut", "setFileName");\r
-               exit(1);\r
-       }\r
-}\r
-/*********************************************************************************************/\r
-void MothurOut::setDefaultPath(string pathname)  {\r
-       try {\r
-       \r
-               //add / to name if needed\r
-               string lastChar = pathname.substr(pathname.length()-1);\r
-               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)\r
-                       if (lastChar != "/") { pathname += "/"; }\r
-               #else\r
-                       if (lastChar != "\\") { pathname += "\\"; }     \r
-               #endif\r
-               \r
-               defaultPath = pathname;\r
-               \r
-       }\r
-       catch(exception& e) {\r
-               errorOut(e, "MothurOut", "setDefaultPath");\r
-               exit(1);\r
-       }\r
-}\r
-/*********************************************************************************************/\r
-void MothurOut::closeLog()  {\r
-       try {\r
-               \r
-               #ifdef USE_MPI\r
-                       int pid;\r
-                       MPI_Comm_rank(MPI_COMM_WORLD, &pid); \r
-                                       \r
-                       if (pid == 0) { //only one process should output to screen\r
-               #endif\r
-               \r
-               out.close();\r
-               \r
-               #ifdef USE_MPI\r
-                       }\r
-               #endif\r
-       }\r
-       catch(exception& e) {\r
-               errorOut(e, "MothurOut", "closeLog");\r
-               exit(1);\r
-       }\r
-}\r
-\r
-/*********************************************************************************************/\r
-MothurOut::~MothurOut() {\r
-       try {\r
-               _uniqueInstance = 0;\r
-               \r
-       }\r
-       catch(exception& e) {\r
-               errorOut(e, "MothurOut", "MothurOut");\r
-               exit(1);\r
-       }\r
-}\r
-/*********************************************************************************************/\r
-void MothurOut::mothurOut(string output) {\r
-       try {\r
-               \r
-               #ifdef USE_MPI\r
-                       int pid;\r
-                       MPI_Comm_rank(MPI_COMM_WORLD, &pid); \r
-                                       \r
-                       if (pid == 0) { //only one process should output to screen\r
-               #endif\r
-               \r
-               cout << output;\r
-               out << output;\r
-               \r
-               #ifdef USE_MPI\r
-                       }\r
-               #endif\r
-       }\r
-       catch(exception& e) {\r
-               errorOut(e, "MothurOut", "MothurOut");\r
-               exit(1);\r
-       }\r
-}\r
-/*********************************************************************************************/\r
-void MothurOut::mothurOutEndLine() {\r
-       try {\r
-               #ifdef USE_MPI\r
-                       int pid;\r
-                       MPI_Comm_rank(MPI_COMM_WORLD, &pid); \r
-                                       \r
-                       if (pid == 0) { //only one process should output to screen\r
-               #endif\r
-               \r
-               cout << endl;\r
-               out << endl;\r
-               \r
-               #ifdef USE_MPI\r
-                       }\r
-               #endif\r
-       }\r
-       catch(exception& e) {\r
-               errorOut(e, "MothurOut", "MothurOutEndLine");\r
-               exit(1);\r
-       }\r
-}\r
-/*********************************************************************************************/\r
-void MothurOut::mothurOutJustToLog(string output) {\r
-       try {\r
-               #ifdef USE_MPI\r
-                       int pid;\r
-                       MPI_Comm_rank(MPI_COMM_WORLD, &pid); \r
-                                       \r
-                       if (pid == 0) { //only one process should output to screen\r
-               #endif\r
-               \r
-               out << output;\r
-               \r
-               #ifdef USE_MPI\r
-                       }\r
-               #endif\r
-       }\r
-       catch(exception& e) {\r
-               errorOut(e, "MothurOut", "MothurOutJustToLog");\r
-               exit(1);\r
-       }\r
-}\r
-/*********************************************************************************************/\r
-void MothurOut::errorOut(exception& e, string object, string function) {\r
-       double vm, rss;\r
-       //mem_usage(vm, rss);\r
-       \r
-       mothurOut("Error: ");\r
-       mothurOut(toString(e.what()));\r
-       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.");\r
-       mothurOutEndLine();\r
-}\r
-/*********************************************************************************************/\r
-//The following was originally from http://stackoverflow.com/questions/669438/how-to-get-memory-usage-at-run-time-in-c \r
-// process_mem_usage(double &, double &) - takes two doubles by reference,\r
-// attempts to read the system-dependent data for a process' virtual memory\r
-// size and resident set size, and return the results in KB.\r
-//\r
-// On failure, returns 0.0, 0.0\r
-int MothurOut::mem_usage(double& vm_usage, double& resident_set) {\r
-  #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)\r
-  \r
-          vm_usage     = 0.0;\r
-          resident_set = 0.0;\r
-\r
-          // 'file' stat seems to give the most reliable results\r
-          //\r
-          ifstream stat_stream("/proc/self/stat",ios_base::in);\r
-\r
-          // dummy vars for leading entries in stat that we don't care about\r
-          //\r
-          string pid, comm, state, ppid, pgrp, session, tty_nr;\r
-          string tpgid, flags, minflt, cminflt, majflt, cmajflt;\r
-          string utime, stime, cutime, cstime, priority, nice;\r
-          string O, itrealvalue, starttime;\r
-\r
-          // the two fields we want\r
-          //\r
-          unsigned long vsize;\r
-          long rss;\r
-\r
-          stat_stream >> pid >> comm >> state >> ppid >> pgrp >> session >> tty_nr\r
-                                  >> tpgid >> flags >> minflt >> cminflt >> majflt >> cmajflt\r
-                                  >> utime >> stime >> cutime >> cstime >> priority >> nice\r
-                                  >> O >> itrealvalue >> starttime >> vsize >> rss; // don't care about the rest\r
-\r
-          long page_size_kb = sysconf(_SC_PAGE_SIZE) / 1024; // in case x86-64 is configured to use 2MB pages\r
-          vm_usage     = vsize / 1024.0;\r
-          resident_set = rss * page_size_kb;\r
-          \r
-          mothurOut("Memory Usage: vm = " + toString(vm_usage) + " rss = " + toString(resident_set) + "\n");\r
-               return 0;\r
-\r
-       #else\r
-/*             //windows memory usage\r
-               // Get the list of process identifiers.\r
-               DWORD aProcesses[1024], cbNeeded, cProcesses;\r
-               \r
-               if ( !EnumProcesses( aProcesses, sizeof(aProcesses), &cbNeeded ) ){ return 1; }\r
-\r
-               // Calculate how many process identifiers were returned.\r
-               cProcesses = cbNeeded / sizeof(DWORD);\r
-\r
-               // Print the memory usage for each process\r
-               for (int i = 0; i < cProcesses; i++ ) {\r
-                       DWORD processID = aProcesses[i];\r
-                       \r
-                       PROCESS_MEMORY_COUNTERS pmc;\r
-\r
-                       HANDLE hProcess = OpenProcess((PROCESS_QUERY_INFORMATION | PROCESS_VM_READ), FALSE, processID);\r
-\r
-                       // Print the process identifier.\r
-                       printf( "\nProcess ID: %u\n", processID);\r
-                       \r
-                       if (NULL != hProcess) {\r
-\r
-                               if ( GetProcessMemoryInfo( hProcess, &pmc, sizeof(pmc)) ) {\r
-                                       printf( "\tPageFaultCount: 0x%08X\n", pmc.PageFaultCount );\r
-                                       printf( "\tPeakWorkingSetSize: 0x%08X\n", pmc.PeakWorkingSetSize );\r
-                                       printf( "\tWorkingSetSize: 0x%08X\n", pmc.WorkingSetSize );\r
-                                       printf( "\tQuotaPeakPagedPoolUsage: 0x%08X\n", pmc.QuotaPeakPagedPoolUsage );\r
-                                       printf( "\tQuotaPagedPoolUsage: 0x%08X\n", pmc.QuotaPagedPoolUsage );\r
-                                       printf( "\tQuotaPeakNonPagedPoolUsage: 0x%08X\n", pmc.QuotaPeakNonPagedPoolUsage );\r
-                                       printf( "\tQuotaNonPagedPoolUsage: 0x%08X\n", pmc.QuotaNonPagedPoolUsage );\r
-                                       printf( "\tPagefileUsage: 0x%08X\n", pmc.PagefileUsage ); \r
-                                       printf( "\tPeakPagefileUsage: 0x%08X\n", pmc.PeakPagefileUsage );\r
-                               }\r
-                               CloseHandle(hProcess);\r
-                       }\r
-               }\r
-*/\r
-                       return 0;\r
-\r
-       #endif\r
-}\r
-/*********************************************************************************************/\r
-\r
-\r
-\r
-\r
-\r
-\r
+/*
+ *  mothurOut.cpp
+ *  Mothur
+ *
+ *  Created by westcott on 2/25/10.
+ *  Copyright 2010 Schloss Lab. All rights reserved.
+ *
+ */
+
+#include "mothurout.h"
+
+/******************************************************/
+MothurOut* MothurOut::getInstance() {
+       if( _uniqueInstance == 0) {
+               _uniqueInstance = new MothurOut();
+       }
+       return _uniqueInstance;
+}
+/*********************************************************************************************/
+void MothurOut::setFileName(string filename)  {
+       try {
+               logFileName = filename;
+               
+               #ifdef USE_MPI
+                       int pid;
+                       MPI_Comm_rank(MPI_COMM_WORLD, &pid); 
+                                       
+                       if (pid == 0) { //only one process should output to screen
+               #endif
+               
+               openOutputFile(filename, out);
+               
+               #ifdef USE_MPI
+                       }
+               #endif
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "setFileName");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
+void MothurOut::setDefaultPath(string pathname)  {
+       try {
+       
+               //add / to name if needed
+               string lastChar = pathname.substr(pathname.length()-1);
+               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
+                       if (lastChar != "/") { pathname += "/"; }
+               #else
+                       if (lastChar != "\\") { pathname += "\\"; }     
+               #endif
+               
+               defaultPath = pathname;
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "setDefaultPath");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
+void MothurOut::closeLog()  {
+       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.close();
+               
+               #ifdef USE_MPI
+                       }
+               #endif
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "closeLog");
+               exit(1);
+       }
+}
+
+/*********************************************************************************************/
+MothurOut::~MothurOut() {
+       try {
+               _uniqueInstance = 0;
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "MothurOut");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
+void MothurOut::mothurOut(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
+               
+               cout << output;
+               out << output;
+               
+               #ifdef USE_MPI
+                       }
+               #endif
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "MothurOut");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
+void MothurOut::mothurOutEndLine() {
+       try {
+               #ifdef USE_MPI
+                       int pid;
+                       MPI_Comm_rank(MPI_COMM_WORLD, &pid); 
+                                       
+                       if (pid == 0) { //only one process should output to screen
+               #endif
+               
+               cout << endl;
+               out << endl;
+               
+               #ifdef USE_MPI
+                       }
+               #endif
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "MothurOutEndLine");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
+void MothurOut::mothurOutJustToLog(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
+               
+               out << output;
+               
+               #ifdef USE_MPI
+                       }
+               #endif
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "MothurOutJustToLog");
+               exit(1);
+       }
+}
+/*********************************************************************************************/
+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();
+}
+/*********************************************************************************************/
+//The following was originally from http://stackoverflow.com/questions/669438/how-to-get-memory-usage-at-run-time-in-c 
+// process_mem_usage(double &, double &) - takes two doubles by reference,
+// attempts to read the system-dependent data for a process' virtual memory
+// size and resident set size, and return the results in KB.
+//
+// On failure, returns 0.0, 0.0
+int MothurOut::mem_usage(double& vm_usage, double& resident_set) {
+  #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
+  
+          vm_usage     = 0.0;
+          resident_set = 0.0;
+
+          // 'file' stat seems to give the most reliable results
+          //
+          ifstream stat_stream("/proc/self/stat",ios_base::in);
+
+          // dummy vars for leading entries in stat that we don't care about
+          //
+          string pid, comm, state, ppid, pgrp, session, tty_nr;
+          string tpgid, flags, minflt, cminflt, majflt, cmajflt;
+          string utime, stime, cutime, cstime, priority, nice;
+          string O, itrealvalue, starttime;
+
+          // the two fields we want
+          //
+          unsigned long vsize;
+          long rss;
+
+          stat_stream >> pid >> comm >> state >> ppid >> pgrp >> session >> tty_nr
+                                  >> tpgid >> flags >> minflt >> cminflt >> majflt >> cmajflt
+                                  >> utime >> stime >> cutime >> cstime >> priority >> nice
+                                  >> O >> itrealvalue >> starttime >> vsize >> rss; // don't care about the rest
+
+          long page_size_kb = sysconf(_SC_PAGE_SIZE) / 1024; // in case x86-64 is configured to use 2MB pages
+          vm_usage     = vsize / 1024.0;
+          resident_set = rss * page_size_kb;
+          
+          mothurOut("Memory Usage: vm = " + toString(vm_usage) + " rss = " + toString(resident_set) + "\n");
+               return 0;
+
+       #else
+/*             //windows memory usage
+               // Get the list of process identifiers.
+               DWORD aProcesses[1024], cbNeeded, cProcesses;
+               
+               if ( !EnumProcesses( aProcesses, sizeof(aProcesses), &cbNeeded ) ){ return 1; }
+
+               // Calculate how many process identifiers were returned.
+               cProcesses = cbNeeded / sizeof(DWORD);
+
+               // Print the memory usage for each process
+               for (int i = 0; i < cProcesses; i++ ) {
+                       DWORD processID = aProcesses[i];
+                       
+                       PROCESS_MEMORY_COUNTERS pmc;
+
+                       HANDLE hProcess = OpenProcess((PROCESS_QUERY_INFORMATION | PROCESS_VM_READ), FALSE, processID);
+
+                       // Print the process identifier.
+                       printf( "\nProcess ID: %u\n", processID);
+                       
+                       if (NULL != hProcess) {
+
+                               if ( GetProcessMemoryInfo( hProcess, &pmc, sizeof(pmc)) ) {
+                                       printf( "\tPageFaultCount: 0x%08X\n", pmc.PageFaultCount );
+                                       printf( "\tPeakWorkingSetSize: 0x%08X\n", pmc.PeakWorkingSetSize );
+                                       printf( "\tWorkingSetSize: 0x%08X\n", pmc.WorkingSetSize );
+                                       printf( "\tQuotaPeakPagedPoolUsage: 0x%08X\n", pmc.QuotaPeakPagedPoolUsage );
+                                       printf( "\tQuotaPagedPoolUsage: 0x%08X\n", pmc.QuotaPagedPoolUsage );
+                                       printf( "\tQuotaPeakNonPagedPoolUsage: 0x%08X\n", pmc.QuotaPeakNonPagedPoolUsage );
+                                       printf( "\tQuotaNonPagedPoolUsage: 0x%08X\n", pmc.QuotaNonPagedPoolUsage );
+                                       printf( "\tPagefileUsage: 0x%08X\n", pmc.PagefileUsage ); 
+                                       printf( "\tPeakPagefileUsage: 0x%08X\n", pmc.PeakPagefileUsage );
+                               }
+                               CloseHandle(hProcess);
+                       }
+               }
+*/
+                       return 0;
+
+       #endif
+}
+
+
+/***********************************************************************/
+int MothurOut::openOutputFileAppend(string fileName, ofstream& fileHandle){
+       try {
+               fileHandle.open(fileName.c_str(), ios::app);
+               if(!fileHandle) {
+                       mothurOut("[ERROR]: Could not open " + fileName); mothurOutEndLine();
+                       return 1;
+               }
+               else {
+                       return 0;
+               }
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "openOutputFileAppend");
+               exit(1);
+       }
+}
+/***********************************************************************/
+void MothurOut::gobble(istream& f){
+       try {
+               char d;
+               while(isspace(d=f.get()))               {;}
+               f.putback(d);
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "gobble");
+               exit(1);
+       }
+}
+/***********************************************************************/
+void MothurOut::gobble(istringstream& f){
+       try {
+               char d;
+               while(isspace(d=f.get()))               {;}
+               f.putback(d);
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "gobble");
+               exit(1);
+       }
+}
+
+/***********************************************************************/
+
+string MothurOut::getline(istringstream& fileHandle) {
+       try {
+       
+               string line = "";
+               
+               while (!fileHandle.eof())       {
+                       //get next character
+                       char c = fileHandle.get(); 
+                       
+                       //are you at the end of the line
+                       if ((c == '\n') || (c == '\r') || (c == '\f')){  break; }       
+                       else {          line += c;              }
+               }
+               
+               return line;
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getline");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
+string MothurOut::getline(ifstream& fileHandle) {
+       try {
+       
+               string line = "";
+               
+               while (!fileHandle.eof())       {
+                       //get next character
+                       char c = fileHandle.get(); 
+                       
+                       //are you at the end of the line
+                       if ((c == '\n') || (c == '\r') || (c == '\f')){  break; }       
+                       else {          line += c;              }
+               }
+               
+               return line;
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getline");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
+string MothurOut::getRootName(string longName){
+       try {
+       
+               string rootName = longName;
+               
+               if(longName.find_last_of(".") != longName.npos){
+                       int pos = longName.find_last_of('.')+1;
+                       rootName = longName.substr(0, pos);
+               }
+
+               return rootName;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getRootName");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
+string MothurOut::getSimpleName(string longName){
+       try {
+               string simpleName = longName;
+               
+               size_t found;
+               found=longName.find_last_of("/\\");
+
+               if(found != longName.npos){
+                       simpleName = longName.substr(found+1);
+               }
+               
+               return simpleName;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getSimpleName");
+               exit(1);
+       }
+}
+
+/***********************************************************************/
+
+string MothurOut::getPathName(string longName){
+       try {
+               string rootPathName = longName;
+               
+               if(longName.find_last_of("/\\") != longName.npos){
+                       int pos = longName.find_last_of("/\\")+1;
+                       rootPathName = longName.substr(0, pos);
+               }
+               
+               return rootPathName;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getPathName");
+               exit(1);
+       }       
+
+}
+/***********************************************************************/
+
+string MothurOut::hasPath(string longName){
+       try {
+               string path = "";
+               
+               size_t found;
+               found=longName.find_last_of("~/\\");
+
+               if(found != longName.npos){
+                       path = longName.substr(0, found+1);
+               }
+               
+               return path;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "hasPath");
+               exit(1);
+       }       
+}
+
+/***********************************************************************/
+
+string MothurOut::getExtension(string longName){
+       try {
+               string extension = longName;
+               
+               if(longName.find_last_of('.') != longName.npos){
+                       int pos = longName.find_last_of('.');
+                       extension = longName.substr(pos, longName.length());
+               }
+               
+               return extension;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getExtension");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+bool MothurOut::isBlank(string fileName){
+       try {
+               ifstream fileHandle;
+               fileHandle.open(fileName.c_str());
+               if(!fileHandle) {
+                       mothurOut("[ERROR]: Could not open " + fileName); mothurOutEndLine();
+                       return false;
+               }else {
+                       //check for blank file
+                       gobble(fileHandle);
+                       if (fileHandle.eof()) { fileHandle.close(); return true;  }
+               }
+               return false;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "isBlank");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+
+string MothurOut::getFullPathName(string fileName){
+       try{
+       
+       string path = hasPath(fileName);
+       string newFileName;
+       int pos;
+       
+       if (path == "") { return fileName; } //its a simple name
+       else { //we need to complete the pathname
+               // ex. ../../../filename 
+               // cwd = /user/work/desktop
+                               
+               string cwd;
+               //get current working directory 
+               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)   
+                       
+                       if (path.find("~") != -1) { //go to home directory
+                               string homeDir = getenv ("HOME");
+                               newFileName = homeDir + fileName.substr(fileName.find("~")+1);
+                               return newFileName;
+                       }else { //find path
+                               if (path.rfind("./") == -1) { return fileName; } //already complete name
+                               else { newFileName = fileName.substr(fileName.rfind("./")+2); } //save the complete part of the name
+                               
+                               char* cwdpath = new char[1024];
+
+                               size_t size;
+                               cwdpath=getcwd(cwdpath,size);
+                       
+                               cwd = cwdpath;
+                               
+                               //rip off first '/'
+                               string simpleCWD;
+                               if (cwd.length() > 0) { simpleCWD = cwd.substr(1); }
+                               
+                               //break apart the current working directory
+                               vector<string> dirs;
+                               while (simpleCWD.find_first_of('/') != -1) {
+                                       string dir = simpleCWD.substr(0,simpleCWD.find_first_of('/'));
+                                       simpleCWD = simpleCWD.substr(simpleCWD.find_first_of('/')+1, simpleCWD.length());
+                                       dirs.push_back(dir);
+                               }
+                               //get last one              // ex. ../../../filename = /user/work/desktop/filename
+                               dirs.push_back(simpleCWD);  //ex. dirs[0] = user, dirs[1] = work, dirs[2] = desktop
+                               
+                       
+                               int index = dirs.size()-1;
+               
+                               while((pos = path.rfind("./")) != -1) { //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);
+                                               index--;
+                                               if (index == 0) {  break; }
+                                       }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; }
+                               }
+                       
+                               for (int i = index; i >= 0; i--) {
+                                       newFileName = dirs[i] +  "/" + newFileName;             
+                               }
+                               
+                               newFileName =  "/" +  newFileName;
+                               return newFileName;
+                       }       
+               #else
+                       if (path.find("~") != -1) { //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
+                               else { newFileName = fileName.substr(fileName.rfind(".\\")+2); } //save the complete part of the name
+                                                       
+                               char *cwdpath = NULL;
+                               cwdpath = getcwd(NULL, 0); // or _getcwd
+                               if ( cwdpath != NULL) { cwd = cwdpath; }
+                               else { cwd = "";  }
+                               
+                               //break apart the current working directory
+                               vector<string> dirs;
+                               while (cwd.find_first_of('\\') != -1) {
+                                       string dir = cwd.substr(0,cwd.find_first_of('\\'));
+                                       cwd = cwd.substr(cwd.find_first_of('\\')+1, cwd.length());
+                                       dirs.push_back(dir);
+               
+                               }
+                               //get last one
+                               dirs.push_back(cwd);  //ex. dirs[0] = user, dirs[1] = work, dirs[2] = desktop
+                                       
+                               int index = dirs.size()-1;
+                                       
+                               while((pos = path.rfind(".\\")) != -1) { //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);
+                                               index--;
+                                               if (index == 0) {  break; }
+                                       }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; }
+                               }
+                       
+                               for (int i = index; i >= 0; i--) {
+                                       newFileName = dirs[i] +  "\\" + newFileName;            
+                               }
+                               
+                               return newFileName;
+                       }
+                       
+               #endif
+       }
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getFullPathName");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+
+int MothurOut::openInputFile(string fileName, ifstream& fileHandle, string m){
+       try {
+                       //get full path name
+                       string completeFileName = getFullPathName(fileName);
+
+                       fileHandle.open(completeFileName.c_str());
+                       if(!fileHandle) {
+                               return 1;
+                       }else {
+                               //check for blank file
+                               gobble(fileHandle);
+                               return 0;
+                       }
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "openInputFile - no Error");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
+int MothurOut::openInputFile(string fileName, ifstream& fileHandle){
+       try {
+               //get full path name
+               string completeFileName = getFullPathName(fileName);
+
+               fileHandle.open(completeFileName.c_str());
+               if(!fileHandle) {
+                       mothurOut("[ERROR]: Could not open " + completeFileName); mothurOutEndLine();
+                       return 1;
+               }
+               else {
+                       //check for blank file
+                       gobble(fileHandle);
+                       if (fileHandle.eof()) { mothurOut("[ERROR]: " + completeFileName + " is blank. Please correct."); mothurOutEndLine();  }
+                       
+                       return 0;
+               }
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "openInputFile");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+
+int MothurOut::renameFile(string oldName, string newName){
+       try {
+               ifstream inTest;
+               int exist = openInputFile(newName, inTest, "");
+               
+       #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)           
+               if (exist == 0) { //you could open it so you want to delete it
+                       inTest.close();
+                       string command = "rm " + newName;
+                       system(command.c_str());
+               }
+                               
+               string command = "mv " + oldName + " " + newName;
+               system(command.c_str());
+       #else
+               remove(newName.c_str());
+               int renameOk = rename(oldName.c_str(), newName.c_str());
+       #endif
+               return 0;
+               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "renameFile");
+               exit(1);
+       }       
+}
+
+/***********************************************************************/
+
+int MothurOut::openOutputFile(string fileName, ofstream& fileHandle){
+       try { 
+       
+               string completeFileName = getFullPathName(fileName);
+               
+               fileHandle.open(completeFileName.c_str(), ios::trunc);
+               if(!fileHandle) {
+                       mothurOut("[ERROR]: Could not open " + completeFileName); mothurOutEndLine();
+                       return 1;
+               }
+               else {
+                       return 0;
+               }
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "openOutputFile");
+               exit(1);
+       }       
+
+}
+
+/**************************************************************************************************/
+void MothurOut::appendFiles(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");
+               
+               if (ableToOpen == 0) { //you opened it
+                       while(char c = input.get()){
+                               if(input.eof())         {       break;                  }
+                               else                            {       output << c;    }
+                       }
+                       input.close();
+               }
+               
+               output.close();
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "appendFiles");
+               exit(1);
+       }       
+}
+
+/**************************************************************************************************/
+string MothurOut::sortFile(string distFile, string outputDir){
+       try {   
+       
+               //if (outputDir == "") {  outputDir += hasPath(distFile);  }
+               string outfile = getRootName(distFile) + "sorted.dist";
+
+               
+               //if you can, use the unix sort since its been optimized for years
+               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
+                       string command = "sort -n -k +3 " + distFile + " -o " + outfile;
+                       system(command.c_str());
+               #else //you are stuck with my best attempt...
+                       //windows sort does not have a way to specify a column, only a character in the line
+                       //since we cannot assume that the distance will always be at the the same character location on each line
+                       //due to variable sequence name lengths, I chose to force the distance into first position, then sort and then put it back.
+               
+                       //read in file line by file and put distance first
+                       string tempDistFile = distFile + ".temp";
+                       ifstream input;
+                       ofstream output;
+                       openInputFile(distFile, input);
+                       openOutputFile(tempDistFile, output);
+
+                       string firstName, secondName;
+                       float dist;
+                       while (input) {
+                               input >> firstName >> secondName >> dist;
+                               output << dist << '\t' << firstName << '\t' << secondName << endl;
+                               gobble(input);
+                       }
+                       input.close();
+                       output.close();
+               
+       
+                       //sort using windows sort
+                       string tempOutfile = outfile + ".temp";
+                       string command = "sort " + tempDistFile + " /O " + tempOutfile;
+                       system(command.c_str());
+               
+                       //read in sorted file and put distance at end again
+                       ifstream input2;
+                       openInputFile(tempOutfile, input2);
+                       openOutputFile(outfile, output);
+               
+                       while (input2) {
+                               input2 >> dist >> firstName >> secondName;
+                               output << firstName << '\t' << secondName << '\t' << dist << endl;
+                               gobble(input2);
+                       }
+                       input2.close();
+                       output.close();
+               
+                       //remove temp files
+                       remove(tempDistFile.c_str());
+                       remove(tempOutfile.c_str());
+               #endif
+               
+               return outfile;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "sortFile");
+               exit(1);
+       }       
+}
+/**************************************************************************************************/
+vector<unsigned long int> MothurOut::setFilePosFasta(string filename, int& num) {
+       try {
+                       vector<unsigned long int> positions;
+                       ifstream inFASTA;
+                       openInputFile(filename, inFASTA);
+                                               
+                       string input;
+                       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); }
+                               }
+                               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;
+               
+                       //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);
+                       }*/
+                       
+                       unsigned long int size = positions[(positions.size()-1)];
+                       ifstream in;
+                       openInputFile(filename, in);
+                       
+                       in.seekg(size);
+               
+                       while(char c = in.get()){
+                               if(in.eof())            {       break;  }
+                               else                            {       size++; }
+                       }
+                       in.close();
+               
+                       positions.push_back(size);
+               
+                       return positions;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "setFilePosFasta");
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+vector<unsigned long int> MothurOut::setFilePosEachLine(string filename, int& num) {
+       try {
+
+                       vector<unsigned long int> positions;
+                       ifstream in;
+                       openInputFile(filename, in);
+                               
+                       string input;
+                       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);  }
+                               }
+                               gobble(in); //has to be here since windows line endings are 2 characters and mess up the positions
+                       }
+                       in.close();
+               
+                       num = positions.size();
+               
+                       FILE * pFile;
+                       unsigned long int size;
+               
+                       //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);
+                       }
+               
+                       positions.push_back(size);
+               
+                       return positions;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "setFilePosEachLine");
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+
+vector<unsigned long int> MothurOut::divideFile(string filename, int& proc) {
+       try{
+       
+               vector<unsigned long int> filePos;
+               filePos.push_back(0);
+               
+               FILE * pFile;
+               unsigned long int size;
+               
+               //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);
+               }
+       
+               //estimate file breaks
+               unsigned long int 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 int spot = (i+1) * chunkSize;
+                       
+                       ifstream in;
+                       openInputFile(filename, in);
+                       in.seekg(spot);
+                       
+                       //look for next '>'
+                       unsigned long int newSpot = spot;
+                       while (!in.eof()) {
+                          char c = in.get();
+                          if (c == '>') {   in.putback(c); newSpot = in.tellg(); break;  }
+                       }
+                       
+                       //there was not another sequence before the end of the file
+                       unsigned long int 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);
+               
+               return filePos;
+       }
+       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);
+       }
+}
+
+/***********************************************************************/
+
+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);
+       }
+}
+
+/**************************************************************************************************/
+
+vector<vector<double> > MothurOut::binomial(int maxOrder){
+       try {
+       vector<vector<double> > binomial(maxOrder+1);
+       
+    for(int i=0;i<=maxOrder;i++){
+               binomial[i].resize(maxOrder+1);
+               binomial[i][0]=1;
+               binomial[0][i]=0;
+    }
+    binomial[0][0]=1;
+       
+    binomial[1][0]=1;
+    binomial[1][1]=1;
+       
+    for(int i=2;i<=maxOrder;i++){
+               binomial[1][i]=0;
+    }
+       
+    for(int i=2;i<=maxOrder;i++){
+               for(int j=1;j<=maxOrder;j++){
+                       if(i==j){       binomial[i][j]=1;                                                                       }
+                       if(j>i) {       binomial[i][j]=0;                                                                       }
+                       else    {       binomial[i][j]=binomial[i-1][j-1]+binomial[i-1][j];     }
+               }
+    }
+       
+       return binomial;
+       
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "binomial");
+               exit(1);
+       }
+}
+
+/***********************************************************************/
+
+int MothurOut::factorial(int num){
+       try {
+               int total = 1;
+               
+               for (int i = 1; i <= num; i++) {
+                       total *= i;
+               }
+               
+               return total;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "factorial");
+               exit(1);
+       }
+}
+/***********************************************************************/
+
+int MothurOut::getNumSeqs(ifstream& file){
+       try {
+               int numSeqs = count(istreambuf_iterator<char>(file),istreambuf_iterator<char>(), '>');
+               file.seekg(0);
+               return numSeqs;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getNumSeqs");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+void MothurOut::getNumSeqs(ifstream& file, int& numSeqs){
+       try {
+               string input;
+               numSeqs = 0;
+               while(!file.eof()){
+                       input = getline(file);
+                       if (input.length() != 0) {
+                               if(input[0] == '>'){ numSeqs++; }
+                       }
+               }
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "getNumSeqs");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+
+//This function parses the estimator options and puts them in a vector
+void MothurOut::splitAtChar(string& estim, vector<string>& container, char symbol) {
+       try {
+               string 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");
+               exit(1);
+       }       
+}
+
+/***********************************************************************/
+
+//This function parses the estimator options and puts them in a vector
+void MothurOut::splitAtDash(string& estim, vector<string>& container) {
+       try {
+               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);
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "splitAtDash");
+               exit(1);
+       }       
+}
+
+/***********************************************************************/
+//This function parses the label options and puts them in a set
+void MothurOut::splitAtDash(string& estim, set<string>& container) {
+       try {
+               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);
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "splitAtDash");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+//This function parses the line options and puts them in a set
+void MothurOut::splitAtDash(string& estim, set<int>& container) {
+       try {
+               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);
+                       }
+               }
+               //get last one
+               convert(estim, lineNum); //convert the string to int
+               container.insert(lineNum);
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "splitAtDash");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+//This function parses the a string and puts peices in a vector
+void MothurOut::splitAtComma(string& estim, vector<string>& container) {
+       try {
+               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 comma 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);
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "splitAtComma");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+
+//This function splits up the various option parameters
+void MothurOut::splitAtComma(string& prefix, string& suffix){
+       try {
+               prefix = suffix.substr(0,suffix.find_first_of(','));
+               if ((suffix.find_first_of(',')+2) <= suffix.length()) {  //checks to make sure you don't have comma at end of string
+                       suffix = suffix.substr(suffix.find_first_of(',')+1, suffix.length());
+                       string space = " ";
+                       while(suffix.at(0) == ' ')
+                               suffix = suffix.substr(1, suffix.length());
+               }
+
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "splitAtComma");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+
+//This function separates the key value from the option value i.e. dist=96_...
+void MothurOut::splitAtEquals(string& key, string& value){             
+       try {
+               if(value.find_first_of('=') != -1){
+                       key = value.substr(0,value.find_first_of('='));
+                       if ((value.find_first_of('=')+1) <= value.length()) {
+                               value = value.substr(value.find_first_of('=')+1, value.length());
+                       }
+               }else{
+                       key = value;
+                       value = 1;
+               }
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "splitAtEquals");
+               exit(1);
+       }       
+}
+
+/**************************************************************************************************/
+
+bool MothurOut::inUsersGroups(string groupname, vector<string> 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) {
+       try {
+               
+               for (int i = 0; i < groupnames.size(); i++) {
+                       if (inUsersGroups(groupnames[i], Groups)) { return true; }
+               }
+               return false;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "inUsersGroups");
+               exit(1);
+       }       
+}
+/***********************************************************************/
+//this function determines if the user has given us labels that are smaller than the given label.
+//if so then it returns true so that the calling function can run the previous valid distance.
+//it's a "smart" distance function.  It also checks for invalid labels.
+bool MothurOut::anyLabelsToProcess(string label, set<string>& userLabels, string errorOff) {
+       try {
+               
+               set<string>::iterator it;
+               vector<float> orderFloat;
+               map<string, float> userMap;  //the conversion process removes trailing 0's which we need to put back
+               map<string, float>::iterator it2;
+               float labelFloat;
+               bool smaller = false;
+               
+               //unique is the smallest line
+               if (label == "unique") {  return false;  }
+               else { 
+                       if (convertTestFloat(label, labelFloat)) {
+                               convert(label, labelFloat); 
+                       }else { //cant convert 
+                               return false;
+                       }
+               }
+               
+               //go through users set and make them floats
+               for(it = userLabels.begin(); it != userLabels.end(); ++it) {
+                       
+                       float temp;
+                       if ((*it != "unique") && (convertTestFloat(*it, temp) == true)){
+                               convert(*it, temp);
+                               orderFloat.push_back(temp);
+                               userMap[*it] = temp;
+                       }else if (*it == "unique") { 
+                               orderFloat.push_back(-1.0);
+                               userMap["unique"] = -1.0;
+                       }else {
+                               if (errorOff == "") {  cout << *it << " is not a valid label." << endl;  }
+                               userLabels.erase(*it); 
+                               it--;
+                       }
+               }
+               
+               //sort order
+               sort(orderFloat.begin(), orderFloat.end());
+               
+               /*************************************************/
+               //is this label bigger than any of the users labels
+               /*************************************************/
+                               
+               //loop through order until you find a label greater than label
+               for (int i = 0; i < orderFloat.size(); i++) {
+                       if (orderFloat[i] < labelFloat) {
+                               smaller = true;
+                               if (orderFloat[i] == -1) { 
+                                       if (errorOff == "") { cout << "Your file does not include the label unique." << endl; }
+                                       userLabels.erase("unique");
+                               }
+                               else {  
+                                       if (errorOff == "") { cout << "Your file does not include the label " << endl; }
+                                       string s = "";
+                                       for (it2 = userMap.begin(); it2!= userMap.end(); it2++) {  
+                                               if (it2->second == orderFloat[i]) {  
+                                                       s = it2->first;  
+                                                       //remove small labels
+                                                       userLabels.erase(s);
+                                                       break;
+                                               }
+                                       }
+                                       if (errorOff == "") {cout << s <<  ". I will use the next smallest distance. " << endl; }
+                               }
+                       //since they are sorted once you find a bigger one stop looking
+                       }else { break; }
+               }
+               
+               return smaller;
+                                               
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "anyLabelsToProcess");
+               exit(1);
+       }       
+}
+
+/**************************************************************************************************/
+bool MothurOut::checkReleaseVersion(ifstream& file, string version) {
+       try {
+               
+               bool good = true;
+               
+               string line = getline(file);  
+
+               //before we added this check
+               if (line[0] != '#') {  good = false;  }
+               else {
+                       //rip off #
+                       line = line.substr(1);
+                       
+                       vector<string> versionVector;
+                       splitAtChar(version, versionVector, '.');
+                       
+                       //check file version
+                       vector<string> linesVector;
+                       splitAtChar(line, linesVector, '.');
+                       
+                       if (versionVector.size() != linesVector.size()) { good = false; }
+                       else {
+                               for (int j = 0; j < versionVector.size(); j++) {
+                                       int num1, num2;
+                                       convert(versionVector[j], num1);
+                                       convert(linesVector[j], num2);
+                                       
+                                       //if mothurs version is newer than this files version, then we want to remake it
+                                       if (num1 > num2) {  good = false; break;  }
+                               }
+                       }
+                       
+               }
+               
+               if (!good) {  file.close();  }
+               else { file.seekg(0);  }
+               
+               return good;
+       }
+       catch(exception& e) {
+               errorOut(e, "MothurOut", "checkReleaseVersion");                
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+
+
+
+
+