libjava/contrib/aot-compile-rpm.in

   1 #!/usr/bin/env python
   2
   3 ## Copyright (C) 2005, 2006, 2007, 2011 Free Software Foundation
   4 ## Written by Gary Benson <gbenson@redhat.com>
   5 ##
   6 ## This program is free software; you can redistribute it and/or modify
   7 ## it under the terms of the GNU General Public License as published by
   8 ## the Free Software Foundation; either version 2 of the License, or
   9 ## (at your option) any later version.
  10 ##
  11 ## This program is distributed in the hope that it will be useful,
  12 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 ## GNU General Public License for more details.
  15
  16 import sys
  17 sys.path.insert(0, "@python_mod_dir_expanded@")
  18 import aotcompile
  19 import os
  20
  21 def libdir():
  22     cmd = "%s -p" % aotcompile.PATHS["dbtool"]
  23     dir = os.path.abspath(os.popen(cmd, "r").readline().rstrip())
  24     dir, base = os.path.split(dir)
  25     if base != "classmap.db":
  26         raise aotcompile.Error, "%s: unexpected output" % cmd
  27     dir, base = os.path.split(dir)
  28     if not base.startswith("gcj-"):
  29         raise aotcompile.Error, "%s: unexpected output" % cmd
  30     return dir
  31
  32 def writeSourceList(srcdir, dstpath):
  33     def visit(fp, dir, items):
  34         for item in items:
  35             path = os.path.join(dir, item)
  36             if os.path.isfile(path):
  37                 print >>fp, path
  38     dstdir = os.path.dirname(dstpath)
  39     if not os.path.isdir(dstdir):
  40         os.makedirs(dstdir)
  41     os.path.walk(srcdir, visit, open(dstpath, "w"))
  42
  43 def copy(srcdir, dstdir, suffix):
  44     srcdir = os.path.join(srcdir, suffix.lstrip(os.sep))
  45     dstdir = os.path.join(dstdir, suffix.lstrip(os.sep))
  46     os.makedirs(os.path.dirname(dstdir))
  47     aotcompile.system(("/bin/cp", "-a", srcdir, dstdir))
  48
  49 try:
  50     name = os.environ.get("RPM_PACKAGE_NAME")
  51     if name is None:
  52         raise aotcompile.Error, "not for use outside rpm specfiles"
  53     arch = os.environ.get("RPM_ARCH")
  54     if arch == "noarch":
  55         raise aotcompile.Error, "cannot be used on noarch packages"
  56     srcdir = os.environ.get("RPM_BUILD_ROOT")
  57     if srcdir in (None, "/"):
  58         raise aotcompile.Error, "bad $RPM_BUILD_ROOT"
  59     tmpdir = os.path.join(os.getcwd(), "aot-compile-rpm")
  60     if os.path.exists(tmpdir):
  61         raise aotcompile.Error, "%s exists" % tmpdir
  62     dstdir = os.path.join(libdir(), "gcj", name)
  63
  64     compiler = aotcompile.Compiler(srcdir, dstdir, tmpdir)
  65     compiler.gcjflags[0:0] = os.environ.get("RPM_OPT_FLAGS", "").split()
  66
  67     # XXX: This script should not accept options, because having
  68     # them it cannot be integrated into rpm.  But, gcj cannot
  69     # build each and every jarfile yet, so we must be able to
  70     # exclude until it can.
  71     # XXX --exclude is also used in the jonas rpm to stop
  72     # everything being made a subset of the mammoth client
  73     # jarfile. Should adjust the subset checker's bias to
  74     # favour many small jarfiles over one big one.
  75     try:
  76         options, exclusions = sys.argv[1:], []
  77         while options:
  78             if options.pop(0) != "--exclude":
  79                 raise ValueError
  80             compiler.exclusions.append(
  81                 os.path.join(srcdir, options.pop(0).lstrip(os.sep)))
  82     except:
  83         print >>sys.stderr, "usage: %s [--exclude PATH]..." % (
  84             os.path.basename(sys.argv[0]))
  85         sys.exit(1)
  86
  87     sourcelist = os.path.join(tmpdir, "sources.list")
  88     writeSourceList(os.getcwd(), sourcelist)
  89     compiler.gcjflags.append("-fsource-filename=" + sourcelist)
  90
  91     compiler.compile()
  92     copy(tmpdir, srcdir, dstdir)
  93
  94 except aotcompile.Error, e:
  95     print >>sys.stderr, "%s: error: %s" % (
  96         os.path.basename(sys.argv[0]), e)
  97     sys.exit(1)