src/SConscript

   1 import filecmp
   2 import os
   3 import subprocess
   4
   5 Import('*')
   6
   7 if env['platform'] == 'windows':
   8     SConscript('getopt/SConscript')
   9
  10 SConscript('util/xmlpool/SConscript')
  11 SConscript('util/SConscript')
  12 SConscript('compiler/SConscript')
  13
  14 if env['hostonly']:
  15     # We are just compiling the things necessary on the host for cross
  16     # compilation
  17     Return()
  18
  19
  20 def write_git_sha1_h_file(filename):
  21     """Mesa looks for a git_sha1.h file at compile time in order to display
  22     the current git hash id in the GL_VERSION string.  This function tries
  23     to retrieve the git hashid and write the header file.  An empty file
  24     will be created if anything goes wrong."""
  25
  26     tempfile = "git_sha1.h.tmp"
  27     with open(tempfile, "w") as f:
  28         args = [ 'sh', Dir('#').abspath + '/bin/git_sha1_gen.sh' ]
  29         try:
  30             subprocess.Popen(args, stdout=f).wait()
  31         except:
  32             print "Warning: exception in write_git_sha1_h_file()"
  33             return
  34
  35     if not os.path.exists(filename) or not filecmp.cmp(tempfile, filename):
  36         # The filename does not exist or it's different from the new file,
  37         # so replace old file with new.
  38         if os.path.exists(filename):
  39             os.remove(filename)
  40         os.rename(tempfile, filename)
  41     return
  42
  43
  44 # Create the git_sha1.h header file
  45 write_git_sha1_h_file("git_sha1.h")
  46 # and update CPPPATH so the git_sha1.h header can be found
  47 env.Append(CPPPATH = ["#" + env['build_dir']])
  48
  49
  50
  51 if env['platform'] != 'windows':
  52     SConscript('loader/SConscript')
  53
  54 # When env['gles'] is set, the targets defined in mapi/glapi/SConscript are not
  55 # used.  libgl-xlib and libgl-gdi adapt themselves to use the targets defined
  56 # in mapi/glapi-shared/SConscript.  mesa/SConscript also adapts itself to
  57 # enable OpenGL ES support.
  58 SConscript('mapi/glapi/gen/SConscript')
  59 SConscript('mapi/glapi/SConscript')
  60
  61 # Haiku C++ libGL dispatch (renderers depend on libgl)
  62 if env['platform'] in ['haiku']:
  63     SConscript('hgl/SConscript')
  64
  65 SConscript('mesa/SConscript')
  66
  67 if not env['embedded']:
  68     if env['platform'] not in ('cygwin', 'darwin', 'freebsd', 'haiku', 'windows'):
  69         SConscript('glx/SConscript')
  70     if env['platform'] == 'haiku':
  71         SConscript('egl/SConscript')
  72
  73     if env['gles']:
  74         SConscript('mapi/shared-glapi/SConscript')
  75
  76 SConscript('gallium/SConscript')
  77