spec2make.py

   1 #!/usr/bin/python
   2
   3 import sys
   4 import os.path
   5 import rpm
   6
   7 from optparse import OptionParser
   8
   9 def main ():
  10     usage="%prog [rpmbuild-options] specfile pkg-name"
  11     parser=OptionParser(usage=usage)
  12     parser.add_option('-t','--target',action='store',dest='target',default=None,
  13                       help='specify target arch')
  14     parser.add_option('-w','--whitelist-rpms',action='store',dest='whitelist',default='',
  15                       help='comma separated list of rpms to expose in makefile')
  16     parser.add_option('-1','--with',action='store',dest='with',default='',
  17                       help='accept but ignore --with option')
  18     parser.add_option('-0','--without',action='store',dest='without',default='',
  19                       help='accept but ignore --without option')
  20     parser.add_option('-d','--define',action='store',dest='define',default='',
  21                       help='accept but ignore --define option')
  22     (options,args) = parser.parse_args()
  23
  24     try:
  25         [specfile,package_name]=args
  26     except:
  27         parser.print_help()
  28         sys.exit(1)
  29
  30     ts=rpm.TransactionSet()
  31     specobj = ts.parseSpec(specfile)
  32     for (fullsource,_,__) in specobj.sources:
  33         #print '###fullsource=',fullsource
  34         print "%s.tarballs += SOURCES/%s" %(package_name,os.path.basename(fullsource))
  35         for suffix in [".tar.gz", ".tgz", ".tar.bz2", ] :
  36             #print "# trying %s"%suffix
  37             if fullsource.endswith(suffix):
  38                 sourcename=fullsource.replace(suffix,"")
  39                 print "%s.source := SOURCES/%s" %(package_name,os.path.basename(sourcename))
  40                 break
  41
  42     # Get SRPM name from name of first package
  43     package=specobj.packages[0]
  44     header0=package.header
  45     name=header0.format('%{name}')
  46     version=header0.format('%{version}')
  47     release=header0.format('%{release}')
  48     print "%s.srpm := SRPMS/%s-%s-%s.src.rpm"%(package_name, name, version, release)
  49
  50     target = options.target
  51     whitelist=[ x for x in options.whitelist.split(',') if x]
  52     # Print non-empty packages
  53     counter=0
  54     for package in specobj.packages:
  55         counter += 1
  56         header=package.header
  57         name=header.format('%{name}')
  58         version=header.format('%{version}')
  59         release=header.format('%{release}')
  60         arch=target or header.format('%{arch}')
  61
  62         # skip dummy entries
  63         if not (name and version and release and arch) : continue
  64
  65         # select relevant packages
  66         # could not find the magic recipe to do this properly yet
  67         # so ugly temporary hack :
  68         # when whitelisted, we expose the first package plus the white-listed ones
  69         # otherwise we expose everything
  70         relevant=False
  71         if not whitelist: relevant=True
  72         else:
  73             if counter==1: relevant=True
  74             else: relevant=name in whitelist
  75
  76         if relevant:
  77             # attach (add) rpm path to package
  78             print "%s.rpms += RPMS/%s/%s-%s-%s.%s.rpm"%\
  79                 (package_name, arch, name, version, release, arch)
  80             # convenience
  81             print "%s.rpmnames += %s"%\
  82                 (package_name, name);
  83             # attach path to rpm name
  84             print "%s.rpm-path := RPMS/%s/%s-%s-%s.%s.rpm"%\
  85                 (name,arch, name, version, release, arch)
  86             # attach package to rpm name for backward resolution - should be unique
  87             print "%s.package := %s"%\
  88                 (name,package_name)
  89
  90     for macro in ["release" , "name" , "version" , "taglevel" , ] :
  91         format="%%{%s}"%macro
  92         try:     print "%s.rpm-%s := %s"%(package_name,macro,header0.format(format))
  93         except : print "# %s.rpm-%s undefined"%(package_name,macro)
  94
  95     # export arch
  96     print "%s.rpm-arch := %s"%(package_name,target)
  97
  98 if __name__ == '__main__':
  99     main()