-Import('*')
+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')
# 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')