import filecmp import os import subprocess from sys import executable as python_cmd Import('*') if env['platform'] == 'windows': SConscript('getopt/SConscript') SConscript('util/xmlpool/SConscript') SConscript('util/SConscript') SConscript('compiler/SConscript') if env['hostonly']: # We are just compiling the things necessary on the host for cross # compilation Return() def write_git_sha1_h_file(filename): """Mesa looks for a git_sha1.h file at compile time in order to display the current git hash id in the GL_VERSION string. This function tries to retrieve the git hashid and write the header file. An empty file will be created if anything goes wrong.""" tempfile = "git_sha1.h.tmp" with open(tempfile, "w") as f: args = [ python_cmd, Dir('#').abspath + '/bin/git_sha1_gen.py' ] try: subprocess.Popen(args, stdout=f).wait() except: print "Warning: exception in write_git_sha1_h_file()" return if not os.path.exists(filename) or not filecmp.cmp(tempfile, filename): # The filename does not exist or it's different from the new file, # so replace old file with new. if os.path.exists(filename): os.remove(filename) os.rename(tempfile, filename) return # Create the git_sha1.h header file write_git_sha1_h_file("git_sha1.h") # and update CPPPATH so the git_sha1.h header can be found env.Append(CPPPATH = ["#" + env['build_dir']]) if env['platform'] != 'windows': SConscript('loader/SConscript') # When env['gles'] is set, the targets defined in mapi/glapi/SConscript are not # used. libgl-xlib and libgl-gdi adapt themselves to use the targets defined # in mapi/glapi-shared/SConscript. mesa/SConscript also adapts itself to # enable OpenGL ES support. SConscript('mapi/glapi/gen/SConscript') SConscript('mapi/glapi/SConscript') # Haiku C++ libGL dispatch (renderers depend on libgl) if env['platform'] in ['haiku']: SConscript('hgl/SConscript') SConscript('mesa/SConscript') if not env['embedded']: if env['platform'] not in ('cygwin', 'darwin', 'freebsd', 'haiku', 'windows'): SConscript('glx/SConscript') if env['platform'] == 'haiku': SConscript('egl/SConscript') if env['gles']: SConscript('mapi/shared-glapi/SConscript') SConscript('gallium/SConscript')