tags/pre-dual/R/debianpkg.R

   1 append_build_from_pkg <- function(pkg, builds) {
   2     pkg_build <- data.frame(id = -1     # never used
   3                            ,package = pkg$name
   4                            ,system = which_system
   5                            ,r_version = version_upstream(pkg$debversion)
   6                            ,deb_epoch = version_epoch(pkg$debversion)
   7                            ,deb_revision = version_revision(pkg$debversion)
   8                            ,db_version = db_get_version()
   9                            ,date_stamp = pkg$date_stamp
  10                            ,scm_revision = scm_revision
  11                            ,success = 1 # never used
  12                            ,log = ''    # never used
  13                            )
  14     return(cbind(data.frame(srcname=pkg$srcname), rbind(builds, pkg_build)))
  15 }
  16
  17 generate_changelog <- function(pkg) {
  18     # TODO: ``Writing R extensions'' mentions that a package may also have
  19     # {NEWS,ChangeLog} files.
  20     builds <- append_build_from_pkg(pkg, db_builds(pkg$name))
  21     sapply(rev(rownames(builds)), function(b, changelog) generate_changelog_entry(builds[b,], changelog), pkg$debfile('changelog.in'))
  22 }
  23
  24 generate_changelog_entry <- function(build, changelog) {
  25     # TODO: should say 'New upstream release' when necessary
  26     debversion <- version_new(build$r_version, build$deb_revision, build$deb_epoch)
  27     cat(paste(paste(build$srcname,' (',debversion,') testing; urgency=low',sep='')
  28              ,'' ,paste('  * cran2deb ',build$scm_revision
  29                        ,' with DB version ',as.integer(build$db_version),'.',sep='')
  30              ,'',paste(' --',maintainer,'',format(build$date_stamp,'%a, %d %b %Y %H:%M:%S %z'))
  31              ,'','','',sep='\n'),file=changelog, append=TRUE)
  32 }
  33
  34 generate_rules <- function(pkg) {
  35     cat(paste('#!/usr/bin/make -f'
  36              ,paste('debRreposname :=',pkg$repo)
  37              ,'include /usr/share/R/debian/r-cran.mk'
  38              ,'',sep='\n')
  39        ,file=pkg$debfile('rules'))
  40     Sys.chmod(pkg$debfile('rules'),'0700')
  41 }
  42
  43 generate_copyright <- function(pkg) {
  44     # generate_copyright file; we trust DESCRIPTION
  45
  46     # if maintainer is missing then try to use author
  47     if (!('Maintainer' %in% colnames(pkg$description))) {
  48         if ('Author' %in% colnames(pkg$description)) {
  49             maintainer = pkg$description[1,'Author']
  50         } else {
  51             fail('Maintainer and Author not defined in R DESCRIPTION')
  52         }
  53     } else {
  54         maintainer = pkg$description[1,'Maintainer']
  55     }
  56     # likewise if author is missing then try to use maintainer
  57     if (!('Author' %in% colnames(pkg$description))) {
  58         author = maintainer
  59     } else {
  60         author = pkg$description[1,'Author']
  61     }
  62
  63     writeLines(strwrap(
  64         paste('This Debian package of the GNU R package',pkg$name
  65              ,'was generated automatically using cran2deb by'
  66              ,paste(maintainer,'.',sep='')
  67              ,''
  68              ,'The original GNU R package is Copyright (C) '
  69              # TODO: copyright start date, true copyright date
  70              ,format(Sys.time(),'%Y')
  71              ,author
  72              ,'and possibly others.'
  73              ,''
  74              ,'The original GNU R package is maintained by'
  75              ,maintainer,'and was obtained from:'
  76              ,''
  77              ,pkg$repoURL
  78              ,''
  79              ,''
  80              ,'The GNU R package DESCRIPTION offers a'
  81              ,'Copyright licenses under the terms of the license:'
  82              ,pkg$license,'.  On a Debian GNU/Linux system, common'
  83              ,'licenses are included in the directory'
  84              ,'/usr/share/common-licenses/.'
  85              ,''
  86              ,'The DESCRIPTION file for the original GNU R package '
  87              ,'can be found in '
  88              ,file.path('/usr/lib/R/site-library'
  89                    ,pkg$debname
  90                    ,'DESCRIPTION'
  91                    )
  92              ,sep='\n'), width=72), con=pkg$debfile('copyright.in'))
  93 }
  94
  95 prepare_new_debian <- function(pkg,extra_deps) {
  96     # generate Debian version and name
  97     pkg$debversion = new_build_version(pkg$name)
  98
  99     # make the debian/ directory
 100     debdir <- file.path(pkg$path,'debian')
 101     pkg$debfile <- function(x) { file.path(debdir,x) }
 102     unlink(debdir,recursive=T)
 103     dir.create(debdir)
 104
 105     # see if this is an architecture-dependent package.
 106     # heuristic: if /src/ exists in pkg$path, then this is an
 107     #            architecture-dependent package.
 108     # CRAN2DEB.pm is a bit fancier about this but ``Writing R extensions''
 109     # says: ``The sources and headers for the compiled code are in src, plus
 110     # optionally file Makevars or Makefile.'' It seems unlikely that
 111     # architecture independent code would end up here.
 112     pkg$archdep = file.exists(file.path(pkg$path,'src'))
 113     pkg$arch <- 'all'
 114     if (pkg$archdep) {
 115         pkg$arch <- host_arch()
 116     }
 117
 118     pkg$license <- accept_license(pkg)
 119     pkg$depends <- get_dependencies(pkg,extra_deps)
 120     apply_patches(pkg)
 121     generate_lintian(pkg)
 122     generate_changelog(pkg)
 123     generate_rules(pkg)
 124     generate_copyright(pkg)
 125     generate_control(pkg)
 126     ## debdir <- file.path(pkg$path,'debian')
 127     ## system(paste("ls ", debdir, "; ls -l ", debdir, "/patches/*", sep=""))
 128
 129     # convert text to utf8 (who knows what the original character set is --
 130     # let's hope iconv DTRT).
 131     for (file in c('control','changelog','copyright')) {
 132         log_system('iconv -o ',shQuote(pkg$debfile(file))
 133                     ,' -t utf8 -c '
 134                     ,shQuote(pkg$debfile(paste(file,'in',sep='.'))))
 135         file.remove(pkg$debfile(paste(file,'in',sep='.')))
 136     }
 137     return(pkg)
 138 }