classes/debian.bbclass

   1 python debian_package_name_hook () {
   2         import glob, copy, stat, errno, re
   3
   4         workdir = bb.data.getVar('WORKDIR', d, 1)
   5         packages = bb.data.getVar('PACKAGES', d, 1)
   6
   7         def socrunch(s):
   8                 s = s.lower().replace('_', '-')
   9                 m = re.match("^(.*)(.)\.so\.(.*)$", s)
  10                 if m is None:
  11                         return None
  12                 if m.group(2) in '0123456789':
  13                         bin = '%s%s-%s' % (m.group(1), m.group(2), m.group(3))
  14                 else:
  15                         bin = m.group(1) + m.group(2) + m.group(3)
  16                 dev = m.group(1) + m.group(2)
  17                 return (bin, dev)
  18
  19         def isexec(path):
  20                 try:
  21                         s = os.stat(path)
  22                 except (os.error, AttributeError):
  23                         return 0
  24                 return (s[stat.ST_MODE] & stat.S_IEXEC)
  25
  26         def auto_libname(packages, orig_pkg):
  27                 bin_re = re.compile(".*/s?bin$")
  28                 lib_re = re.compile(".*/lib$")
  29                 so_re = re.compile("lib.*\.so")
  30                 sonames = []
  31                 has_bins = 0
  32                 has_libs = 0
  33                 pkg_dir = os.path.join(workdir, "install", orig_pkg)
  34                 for root, dirs, files in os.walk(pkg_dir):
  35                         if bin_re.match(root) and files:
  36                                 has_bins = 1
  37                         if lib_re.match(root) and files:
  38                                 has_libs = 1
  39                                 for f in files:
  40                                         if so_re.match(f):
  41                                                 fp = os.path.join(root, f)
  42                                                 cmd = (bb.data.getVar('BUILD_PREFIX', d, 1) or "") + "objdump -p " + fp + " 2>/dev/null"
  43                                                 fd = os.popen(cmd)
  44                                                 lines = fd.readlines()
  45                                                 fd.close()
  46                                                 for l in lines:
  47                                                         m = re.match("\s+SONAME\s+([^\s]*)", l)
  48                                                         if m and not m.group(1) in sonames:
  49                                                                 sonames.append(m.group(1))
  50
  51                 bb.debug(1, 'LIBNAMES: pkg %s libs %d bins %d sonames %s' % (orig_pkg, has_libs, has_bins, sonames))
  52                 soname = None
  53                 if len(sonames) == 1:
  54                         soname = sonames[0]
  55                 elif len(sonames) > 1:
  56                         lead = bb.data.getVar('LEAD_SONAME', d, 1)
  57                         if lead:
  58                                 r = re.compile(lead)
  59                                 filtered = []
  60                                 for s in sonames:
  61                                         if r.match(s):
  62                                                 filtered.append(s)
  63                                 if len(filtered) == 1:
  64                                         soname = filtered[0]
  65                                 elif len(filtered) > 1:
  66                                         bb.note("Multiple matches (%s) for LEAD_SONAME '%s'" % (", ".join(filtered), lead))
  67                                 else:
  68                                         bb.note("Multiple libraries (%s) found, but LEAD_SONAME '%s' doesn't match any of them" % (", ".join(sonames), lead))
  69                         else:
  70                                 bb.note("Multiple libraries (%s) found and LEAD_SONAME not defined" % ", ".join(sonames))
  71
  72                 if has_libs and not has_bins and soname:
  73                         soname_result = socrunch(soname)
  74                         if soname_result:
  75                                 (pkgname, devname) = soname_result
  76                                 for pkg in packages.split():
  77                                         if (bb.data.getVar('PKG_' + pkg, d)):
  78                                                 continue
  79                                         if pkg == orig_pkg:
  80                                                 newpkg = pkgname
  81                                         else:
  82                                                 newpkg = pkg.replace(orig_pkg, devname, 1)
  83                                         if newpkg != pkg:
  84                                                 bb.data.setVar('PKG_' + pkg, newpkg, d)
  85
  86         for pkg in (bb.data.getVar('AUTO_LIBNAME_PKGS', d, 1) or "").split():
  87                 auto_libname(packages, pkg)
  88 }
  89
  90 EXPORT_FUNCTIONS package_name_hook
  91
  92 DEBIAN_NAMES = 1
  93