show version and git revision in emcc --version

1 files changed, 8 insertions, 3 deletions

diff --git a/emcc b/emcc
index ffce7363..466a1e9a 100755
--- a/emcc
+++ b/emcc
@@ -119,11 +119,16 @@ if len(sys.argv) == 1:
   exit(1)
 
 if sys.argv[1] == '--version':
-  print '''emcc (Emscripten GCC-like replacement) 2.0
-Copyright (C) 2012 the Emscripten authors.
+  revision = '(unknown revision)'
+  try:
+    revision = execute(['git', 'show'], stdout=PIPE)[0].split('\n')[0]
+  except:
+    pass
+  print '''emcc (Emscripten GCC-like replacement) %s (%s)
+Copyright (C) 2013 the Emscripten authors (see AUTHORS.txt)
 This is free and open source software under the MIT license.
 There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-  '''
+  ''' % (shared.EMSCRIPTEN_VERSION, revision)
   exit(0)
 elif sys.argv[1] == '--help':
   this = os.path.basename('em++' if os.environ.get('EMMAKEN_CXX') else 'emcc')