trunk/R/build.R

   1
   2 build <- function(name,extra_deps,force=F,do_cleanup=T) {
   3     # can't, and hence don't need to, build base packages
   4     if (name %in% base_pkgs) {
   5         return(T)
   6     }
   7     log_clear()
   8     dir <- setup()
   9
  10     # obtain the Debian version-to-be
  11     version <- try(new_build_version(name))
  12     if (inherits(version,'try-error')) {
  13         error('failed to build in new_build_version: ',name)
  14         return(NULL)
  15     }
  16
  17     result <- try((function() {
  18         if (!force && !needs_build(name,version)) {
  19             notice('skipping build of',name)
  20             return(NULL)
  21         }
  22
  23         if (name %in% db_blacklist_packages()) {
  24             #fail('package',name,'is blacklisted. consult database for reason.')
  25             notice('package',name,'is blacklisted. consult database for reason.')
  26             return(NULL)
  27         }
  28
  29         pkg <- prepare_new_debian(prepare_pkg(dir,name),extra_deps)
  30         if (pkg$debversion != version) {
  31             fail('expected Debian version',version,'not equal to actual version',pkg$debversion)
  32         }
  33
  34         # delete notes of upload
  35         file.remove(Sys.glob(file.path(pbuilder_results,'*.upload')))
  36
  37         notice('R dependencies:',paste(pkg$depends$r,collapse=', '))
  38         #if (debug) notice(paste("build_debian(",pkg,") invoked\n",sep=""))
  39         build_debian(pkg)
  40         #if (debug) notice(paste("build_debian(",pkg,") completed.\n",sep=""))
  41
  42
  43         # upload the package
  44         notice("Package upload")
  45 ##         ret = log_system('umask 002;dput','-c',shQuote(dput_config),'local' ,changesfile(pkg$srcname,pkg$debversion))
  46
  47         cmd = paste('umask 002; cd /var/www/cran2deb/rep && reprepro -b . include testing', changesfile(pkg$srcname,pkg$debversion),sep=" ")
  48         #if (verbose) notice('Executing: ',cmd)
  49         ret = log_system(cmd)
  50         if (ret != 0) {
  51             #fail('upload failed!')
  52             notice("Upload failed, ignored.")
  53         } else {
  54             notice("Upload successful.")
  55         }
  56 ##         # wait for mini-dinstall to get to work
  57 ##         upload_success = FALSE
  58 ##         for (i in seq(1,12)) {
  59 ##             if (file.exists(file.path(dinstall_archive,'testing',paste(pkg$srcname, '_', pkg$version, '.orig.tar.gz', sep='')))) {
  60 ##                 upload_success = TRUE
  61 ##                 break
  62 ##             }
  63 ##             warn(i,'/12: does not exist',file.path(dinstall_archive,'testing',paste(pkg$srcname, '_', pkg$version, '.orig.tar.gz', sep='')))
  64
  65 ##             Sys.sleep(5)
  66 ##         }
  67 ##         if (!upload_success) {
  68 ##             warn('upload took too long; continuing as normal (some builds may fail temporarily)')
  69 ##         }
  70         return(pkg$debversion)
  71     })())
  72     if (do_cleanup) {
  73         cleanup(dir)
  74     } else {
  75         notice('output is in',dir,'. you must clean this up yourself.')
  76     }
  77     if (is.null(result)) {
  78         # nothing was done so escape asap.
  79         return(result)
  80     }
  81
  82     # otherwise record progress
  83     failed = inherits(result,'try-error')
  84     if (failed) {
  85         error('failure of',name,'means these packages will fail:'
  86                      ,paste(r_dependency_closure(name,forward_arcs=F),collapse=', '))
  87     }
  88     db_record_build(name, version, log_retrieve(), !failed)
  89     return(!failed)
  90 }
  91
  92 needs_build <- function(name,version) {
  93     # see if the last build was successful
  94     build <- db_latest_build(name)
  95     if (!is.null(build) && build$success) {
  96         # then something must have changed for us to attempt this
  97         # build
  98         if (build$r_version == version_upstream(version) &&
  99             build$deb_epoch == version_epoch(version) &&
 100             build$db_version == db_get_version()) {
 101             return(F)
 102         }
 103     } else {
 104         # always rebuild on failure or no record
 105         notice('rebuilding',name,': no build record or previous build failed')
 106         return(T)
 107     }
 108     # see if it has already been built *and* successfully uploaded
 109     srcname <- pkgname_as_debian(name,binary=F)
 110     debname <- pkgname_as_debian(name,binary=T)
 111     if (file.exists(changesfile(srcname, version))) {
 112         notice('already built',srcname,'version',version)
 113         return(F)
 114     }
 115
 116     if (build$r_version != version_upstream(version)) {
 117         notice('rebuilding',name,': new upstream version',build$r_version,'(old) vs',version_upstream(version),'(new)')
 118     }
 119     if (build$deb_epoch != version_epoch(version)) {
 120         notice('rebuilding',name,': new cran2deb epoch',build$deb_epoch,'(old) vs',version_epoch(version),'(new)')
 121     }
 122     if (build$db_version != db_get_version()) {
 123         notice('rebuilding',name,': new db version',build$db_version,'(old) vs',db_get_version(),'(new)')
 124     }
 125     notice(paste("Now deleting ",debname,", ",srcname,".\n",sep=""))
 126     rm(debname,srcname)
 127     return(T)
 128 }
 129
 130 build_debian <- function(pkg) {
 131     wd <- getwd()
 132     #notice(paste("Now in path ",wd,"\n",sep=""))
 133     setwd(pkg$path)
 134
 135     notice('building Debian package',pkg$debname,paste('(',pkg$debversion,')',sep=''),'in',getwd(),'...')
 136
 137     cmd = paste('pdebuild --configfile',shQuote(pbuilder_config))
 138     if (version_revision(pkg$debversion) > 2) {
 139         cmd = paste(cmd,'--debbuildopts','-sd')
 140         notice('build should exclude original source')
 141     }
 142     notice(paste("Executing ",'"',cmd,'"'," from directory '",getwd(),"'.\n",sep=""))
 143     ret = log_system(cmd)
 144     setwd(wd)
 145     if (ret != 0) {
 146         fail('Failed to build package.')
 147     }
 148     return(ret);
 149 }
 150