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Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/generate_gtest_def.py | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/scripts/generate_gtest_def.py b/scripts/generate_gtest_def.py deleted file mode 100755 index 048ef59..0000000 --- a/scripts/generate_gtest_def.py +++ /dev/null @@ -1,169 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2009 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. - -"""Generates the gtest.def file to build Google Test as a DLL on Windows. - -SYNOPSIS - Put diagnostic messages from building gtest_dll_test_.exe into - BUILD_RESULTS_FILE and invoke - - generate_gtest_def.py <BUILD_RESULTS_FILE - - Reads output of VC++ linker and re-generates the src/gtest.def file - required for building gtest as a DLL. - - Use this script if you modify Google Test's source code and Visual - Studio linker starts complaining about unresolved external symbols. - You may have to repeate the build/re-generate cycle several times - because VC++ limits the number of unresolved external symbols it can - report at a time. - -EXAMPLES - scons\scons.py | scripts\generate_gtest_def.py - -This tool is experimental. Please report any problems to -googletestframework@googlegroups.com. You can read -http://code.google.com/p/googletest/wiki/GoogleTestAdvancedGuide for more -information. -""" - -__author__ = 'vladl@google.com (Vlad Losev)' - -import os -import re -import sets -import sys - -# We assume that this file is in the scripts/ directory in the Google -# Test root directory. -GTEST_DEF_PATH = os.path.join(os.path.dirname(__file__), '../msvc/gtest.def') - -# Locates the header of the EXPORTS section. -EXPORTS_SECTION_REGEX = re.compile(r'^EXPORTS\s*$', re.IGNORECASE) - -# Determines if a line looks like an export definition in the EXPORTS -# section of a module definition file. -EXPORT_REGEX = re.compile(r'^\s+(\S+)') - -# Determines if a given line contains an error message about unresolved -# linker symbol. -IS_UNRESOLVED_SYMBOL_REGEX = re.compile(r'\bunresolved external symbol\b') - -# Fetches the symbol name from a line that contains an unresolved linker -# symbol message. -UNRESOLVED_SYMBOL_REGEX = re.compile(r'^.*?"[^"]+" \((\S+)\)') - - -def ReadDefExports(stream): - """Reads contents of a def file and returns a list of exported symbols.""" - - is_export = False - exports = sets.Set() - for line in stream: - if EXPORTS_SECTION_REGEX.match(line): - is_export = True - elif EXPORT_REGEX.match(line): - if is_export: - exports.add(EXPORT_REGEX.match(line).group(1)) - else: - is_export = False - - return exports - - -def ReadUnresolvedExternals(stream): - """Reads linker output and returns list of unresolved linker symbols.""" - - unresolved = sets.Set() - - for line in stream: - if IS_UNRESOLVED_SYMBOL_REGEX.search(line): - unresolved.add(UNRESOLVED_SYMBOL_REGEX.match(line).group(1)) - - return unresolved - - -def AdjustExports(exports, unresolved): - """Adjusts exports list based on the list of unresolved symbols.""" - - if unresolved & exports: - # There are symbols that are listed as exported but are also reported - # unresolved. This is most likely because they have been removed from - # Google Test but their mentions in gtest.def constitute references. We - # need to remove such symbols from the EXPORTS section. Also, their - # presence means that the Google Test DLL has failed to link and - # consequently linking of the test .exe was not attempted, meaning that - # at this time, there will be no unresolved externals that need to be - # added to the exports list. - exports -= unresolved - else: - # Finding unresolved exports means that the Google Test DLL had link - # errors and the build script did not build gtest_dll_test_.exe. The user - # has to build the test once again and run this script on the diagnostic - # output of the build. - exports |= unresolved - - return exports - - -def WriteGtestDefFile(stream, exports): - """Writes contents of gtest.def given a list of exported symbols.""" - - stream.write('; This file is auto-generated. DO NOT EDIT DIRECTLY.\n' - '; For more information, see scripts/generate_gtest_def.py.\n' - '\nLIBRARY\n' - '\nEXPORTS\n') - for symbol in sorted(exports): - stream.write(' %s\n' % symbol) - - -def main(): - unresolved = ReadUnresolvedExternals(sys.stdin) - if unresolved: - try: - gtest_def = open(GTEST_DEF_PATH, 'r') - exports = ReadDefExports(gtest_def) - gtest_def.close() - except IOError: - exports = sets.Set() - - exports = AdjustExports(exports, unresolved) - WriteGtestDefFile(open(GTEST_DEF_PATH, 'w'), exports) - sys.stderr.write('Updated gtest.def. Please clean the .dll file\n' - 'produced by your Google Test DLL build, run the build\n' - 'again and pass its diagnostic output to this script\n' - 'unless the build succeeds.\n') - else: - sys.stderr.write('The build diagnostic output indicates no unresolved\n' - 'externals. gtest.def is likely up to date and\n' - 'has not been updated.\n') - -if __name__ == '__main__': - main() |