From f792011e6f123644dfd8e79004a73964c6f99c99 Mon Sep 17 00:00:00 2001
From: "Pawel Hajdan, Jr" <phajdan.jr@gentoo.org>
Date: Thu, 20 Jan 2011 15:54:29 +0100
Subject: Double-check version.cc when creating the tarball.

Sometimes upstream mistags the releases.
---
 .gitignore         |  1 +
 chromium_tools.py  | 28 ++++++++++++++++++++++++++++
 setup.py           |  1 +
 v8-create-tarball  | 10 ++++++++++
 v8-extract-version | 21 ++-------------------
 5 files changed, 42 insertions(+), 19 deletions(-)
 create mode 100644 chromium_tools.py

diff --git a/.gitignore b/.gitignore
index 551698e..b057d7f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 MANIFEST
+*.pyc
diff --git a/chromium_tools.py b/chromium_tools.py
new file mode 100644
index 0000000..9fbf9f9
--- /dev/null
+++ b/chromium_tools.py
@@ -0,0 +1,28 @@
+"""Common utilities for chromium-tools scripts."""
+
+import re
+
+_V8_MAJOR_VERSION_PATTERN = re.compile(r"#define\s+MAJOR_VERSION\s+(.*)")
+_V8_MINOR_VERSION_PATTERN = re.compile(r"#define\s+MINOR_VERSION\s+(.*)")
+_V8_BUILD_NUMBER_PATTERN = re.compile(r"#define\s+BUILD_NUMBER\s+(.*)")
+_V8_PATCH_LEVEL_PATTERN = re.compile(r"#define\s+PATCH_LEVEL\s+(.*)")
+
+_V8_PATTERNS = [
+	_V8_MAJOR_VERSION_PATTERN,
+	_V8_MINOR_VERSION_PATTERN,
+	_V8_BUILD_NUMBER_PATTERN,
+	_V8_PATCH_LEVEL_PATTERN]
+
+def v8_extract_version(version_contents):
+	"""
+	Returns version number as string based on the string
+	contents of version.cc file.
+	"""
+	version_components = []
+	for pattern in _V8_PATTERNS:
+	  version_components.append(pattern.search(version_contents).group(1).strip())
+
+	if version_components[len(version_components) - 1] == '0':
+	  version_components.pop()
+
+	return '.'.join(version_components)
diff --git a/setup.py b/setup.py
index 685eefe..2c1b88d 100644
--- a/setup.py
+++ b/setup.py
@@ -74,6 +74,7 @@ if enable_subversion:
 setup(
 	name="chromium-tools",
 	version=get_version(),
+	py_modules=["chromium_tools"],
 	scripts=scripts,
 	cmdclass=cmdclass,
 	script_args=args
diff --git a/v8-create-tarball b/v8-create-tarball
index 08d8b06..8306819 100755
--- a/v8-create-tarball
+++ b/v8-create-tarball
@@ -11,6 +11,8 @@ import shutil
 import tarfile
 import tempfile
 
+import chromium_tools
+
 parser = optparse.OptionParser(usage="%prog <v8-version>")
 (options, args) = parser.parse_args()
 if len(args) != 1:
@@ -29,6 +31,13 @@ try:
 	svn_client = pysvn.Client()
 	svn_client.checkout(checkout_url, checkout_dir)
 
+	version_contents = open(os.path.join(checkout_dir, 'src', 'version.cc')).read()
+	actual_version = chromium_tools.v8_extract_version(version_contents)
+	if actual_version != args[0]:
+		print 'Version info inside version.cc does not match!'
+		print 'Expected %s, got %s. Exiting' % (args[0], actual_version)
+		sys.exit(1)
+
 	archive_name = '%s.tar.gz' % target_name
 	try:
 		archive = tarfile.open(archive_name, 'w:gz')
@@ -40,3 +49,4 @@ try:
 		archive.close()
 finally:
 	shutil.rmtree(tmpdir)
+	pass
diff --git a/v8-extract-version b/v8-extract-version
index a6e271b..277df29 100755
--- a/v8-extract-version
+++ b/v8-extract-version
@@ -4,25 +4,8 @@
 
 """Extracts V8 version number based on given version.cc file."""
 
-import re
 import sys
 
-MAJOR_VERSION_PATTERN = re.compile(r"#define\s+MAJOR_VERSION\s+(.*)")
-MINOR_VERSION_PATTERN = re.compile(r"#define\s+MINOR_VERSION\s+(.*)")
-BUILD_NUMBER_PATTERN = re.compile(r"#define\s+BUILD_NUMBER\s+(.*)")
-PATCH_LEVEL_PATTERN = re.compile(r"#define\s+PATCH_LEVEL\s+(.*)")
+import chromium_tools
 
-patterns = [MAJOR_VERSION_PATTERN,
-            MINOR_VERSION_PATTERN,
-            BUILD_NUMBER_PATTERN,
-            PATCH_LEVEL_PATTERN]
-
-source = open(sys.argv[1]).read()
-version_components = []
-for pattern in patterns:
-  version_components.append(pattern.search(source).group(1).strip())
-
-if version_components[len(version_components) - 1] == '0':
-  version_components.pop()
-
-print  '.'.join(version_components)
+print chromium_tools.v8_extract_version(open(sys.argv[1]).read())
-- 
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