Pull the major and minor webkit version numbers from WebCore/Configurations/Version.xcconfig and generate a header file that allows us to keep our user agent info up to date.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@334 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 88 insertions, 0 deletions

diff --git a/webkit/build/webkit_version.py b/webkit/build/webkit_version.py
new file mode 100644
index 0000000..52c0212
--- /dev/null
+++ b/webkit/build/webkit_version.py
@@ -0,0 +1,88 @@
+#!/usr/bin/python
+# Copyright 2008, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#    * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#    * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#    * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+'''Reads the Webkit Version.xcconfig file looking for MAJOR_VERSION and
+MINOR_VERSION, emitting them into a webkit_version.h header file as
+WEBKIT_MAJOR_VERSION and WEBKIT_MINOR_VERSION macros.
+'''
+
+import os
+import re
+import sys
+
+def ReadVersionFile(fname):
+  '''Reads the Webkit Version.xcconfig file looking for MAJOR_VERSION and
+     MINOR_VERSION.  This function doesn't attempt to support the full syntax
+     of xcconfig files.'''
+  re_major = re.compile('MAJOR_VERSION\s*=\s*(\d+).*')
+  re_minor = re.compile('MINOR_VERSION\s*=\s*(\d+).*')
+  major = -1
+  minor = -1
+  f = open(fname, 'rb')
+  line = "not empty"
+  while line and not (major >= 0 and minor >= 0):
+    line = f.readline()
+    if major == -1:
+      match = re_major.match(line)
+      if match:
+        major = int(match.group(1))
+        continue
+    if minor == -1:
+      match = re_minor.match(line)
+      if match:
+        minor = int(match.group(1))
+        continue
+  assert(major >= 0 and minor >= 0)
+  return (major, minor)
+
+def EmitVersionHeader(version_file, output_dir):
+  '''Given webkit's version file, emit a header file that we can use from
+  within webkit_glue.cc.
+  '''
+  (major, minor) = ReadVersionFile(version_file)
+  fname = os.path.join(output_dir, "webkit_version.h")
+  f = open(fname, 'wb')
+  template = """// webkit_version.h
+// generated from %s
+
+#define WEBKIT_VERSION_MAJOR %d
+#define WEBKIT_VERSION_MINOR %d
+""" % (version_file, major, minor)
+  f.write(template)
+  f.close()
+
+def main():
+  EmitVersionHeader(sys.argv[1], sys.argv[2])
+
+
+if __name__ == "__main__":
+  main()
+ 
+  
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