| Index: site_scons/site_tools/target_platform_windows.py
|
| ===================================================================
|
| --- site_scons/site_tools/target_platform_windows.py (revision 12583)
|
| +++ site_scons/site_tools/target_platform_windows.py (working copy)
|
| @@ -1,331 +0,0 @@
|
| -#!/usr/bin/python2.4
|
| -# 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.
|
| -
|
| -"""Build tool setup for Windows.
|
| -
|
| -This module is a SCons tool which should be include in the topmost windows
|
| -environment.
|
| -It is used as follows:
|
| - env = base_env.Clone(tools = ['component_setup'])
|
| - win_env = base_env.Clone(tools = ['target_platform_windows'])
|
| -"""
|
| -
|
| -
|
| -import os
|
| -import time
|
| -import command_output
|
| -import SCons.Script
|
| -
|
| -
|
| -def WaitForWritable(target, source, env):
|
| - """Waits for the target to become writable.
|
| -
|
| - Args:
|
| - target: List of target nodes.
|
| - source: List of source nodes.
|
| - env: Environment context.
|
| -
|
| - Returns:
|
| - Zero if success, nonzero if error.
|
| -
|
| - This is a necessary hack on Windows, where antivirus software can lock exe
|
| - files briefly after they're written. This can cause subsequent reads of the
|
| - file by env.Install() to fail. To prevent these failures, wait for the file
|
| - to be writable.
|
| - """
|
| - target_path = target[0].abspath
|
| - if not os.path.exists(target_path):
|
| - return 0 # Nothing to wait for
|
| -
|
| - for retries in range(10):
|
| - try:
|
| - f = open(target_path, 'a+b')
|
| - f.close()
|
| - return 0 # Successfully opened file for write, so we're done
|
| - except (IOError, OSError):
|
| - print 'Waiting for access to %s...' % target_path
|
| - time.sleep(1)
|
| -
|
| - # If we're still here, fail
|
| - print 'Timeout waiting for access to %s.' % target_path
|
| - return 1
|
| -
|
| -
|
| -def RunManifest(target, source, env, cmd):
|
| - """Run the Microsoft Visual Studio manifest tool (mt.exe).
|
| -
|
| - Args:
|
| - target: List of target nodes.
|
| - source: List of source nodes.
|
| - env: Environment context.
|
| - cmd: Command to run.
|
| -
|
| - Returns:
|
| - Zero if success, nonzero if error.
|
| -
|
| - The mt.exe tool seems to experience intermittent failures trying to write to
|
| - .exe or .dll files. Antivirus software makes this worse, but the problem
|
| - can still occur even if antivirus software is disabled. The failures look
|
| - like:
|
| -
|
| - mt.exe : general error c101008d: Failed to write the updated manifest to
|
| - the resource of file "(name of exe)". Access is denied.
|
| -
|
| - with mt.exe returning an errorlevel (return code) of 31. The workaround is
|
| - to retry running mt.exe after a short delay.
|
| - """
|
| - cmdline = env.subst(cmd, target=target, source=source)
|
| -
|
| - for retry in range(5):
|
| - # If this is a retry, print a message and delay first
|
| - if retry:
|
| - # mt.exe failed to write to the target file. Print a warning message,
|
| - # delay 3 seconds, and retry.
|
| - print 'Warning: mt.exe failed to write to %s; retrying.' % target[0]
|
| - time.sleep(3)
|
| -
|
| - return_code, output = command_output.RunCommand(
|
| - cmdline, env=env['ENV'], echo_output=False)
|
| - if return_code != 31: # Something other than the intermittent error
|
| - break
|
| -
|
| - # Pass through output (if any) and return code from manifest
|
| - if output:
|
| - print output
|
| - return return_code
|
| -
|
| -
|
| -def RunManifestExe(target, source, env):
|
| - """Calls RunManifest for updating an executable (resource_num=1)."""
|
| - return RunManifest(target, source, env, cmd='$MANIFEST_COM')
|
| -
|
| -
|
| -def RunManifestDll(target, source, env):
|
| - """Calls RunManifest for updating a dll (resource_num=2)."""
|
| - return RunManifest(target, source, env, cmd='$SHMANIFEST_COM')
|
| -
|
| -
|
| -def ComponentPlatformSetup(env, builder_name):
|
| - """Hook to allow platform to modify environment inside a component builder.
|
| -
|
| - This is called on a clone of the environment passed into the component
|
| - builder, and is the last modification done to that environment before using
|
| - it to call the underlying SCons builder (env.Program(), env.Library(), etc.)
|
| -
|
| - Args:
|
| - env: Environment to modify
|
| - builder_name: Name of the builder
|
| - """
|
| - if env.get('ENABLE_EXCEPTIONS'):
|
| - env.FilterOut(
|
| - CPPDEFINES=['_HAS_EXCEPTIONS=0'],
|
| - # There are problems with LTCG when some files are compiled with
|
| - # exceptions and some aren't (the v-tables for STL and BOOST classes
|
| - # don't match). Therefore, turn off LTCG when exceptions are enabled.
|
| - CCFLAGS=['/GL'],
|
| - LINKFLAGS=['/LTCG'],
|
| - ARFLAGS=['/LTCG'],
|
| - )
|
| - env.Append(CCFLAGS=['/EHsc'])
|
| -
|
| - if builder_name in ('ComponentObject', 'ComponentLibrary'):
|
| - if env.get('COMPONENT_STATIC'):
|
| - env.Append(CPPDEFINES=['_LIB'])
|
| - else:
|
| - env.Append(CPPDEFINES=['_USRDLL', '_WINDLL'])
|
| -
|
| - if builder_name == 'ComponentTestProgram':
|
| - env.FilterOut(
|
| - CPPDEFINES=['_WINDOWS'],
|
| - LINKFLAGS=['/SUBSYSTEM:WINDOWS'],
|
| - )
|
| - env.Append(
|
| - CPPDEFINES=['_CONSOLE'],
|
| - LINKFLAGS=['/SUBSYSTEM:CONSOLE'],
|
| - )
|
| -
|
| - # Make sure link methods are lists, so we can append to them below
|
| - env['LINKCOM'] = [env['LINKCOM']]
|
| - env['SHLINKCOM'] = [env['SHLINKCOM']]
|
| -
|
| - # Support manifest file generation and consumption
|
| - if env.get('MANIFEST_FILE'):
|
| - env.Append(
|
| - LINKCOM=[SCons.Script.Action(RunManifestExe, '$MANIFEST_COMSTR')],
|
| - SHLINKCOM=[SCons.Script.Action(RunManifestDll, '$SHMANIFEST_COMSTR')],
|
| - )
|
| -
|
| - # If manifest file should be autogenerated, add the -manifest link line and
|
| - # delete the generated manfest after running mt.exe.
|
| - if env.get('MANFEST_FILE_GENERATED_BY_LINK'):
|
| - env.Append(
|
| - LINKFLAGS=['-manifest'],
|
| - LINKCOM=[SCons.Script.Delete('$MANFEST_FILE_GENERATED_BY_LINK')],
|
| - SHLINKCOM=[SCons.Script.Delete('$MANFEST_FILE_GENERATED_BY_LINK')],
|
| - )
|
| -
|
| - # Wait for the output file to be writable before releasing control to
|
| - # SCons. Windows virus scanners temporarily lock modified executable files
|
| - # for scanning, which causes SCons's env.Install() to fail intermittently.
|
| - env.Append(
|
| - LINKCOM=[SCons.Script.Action(WaitForWritable, None)],
|
| - SHLINKCOM=[SCons.Script.Action(WaitForWritable, None)],
|
| - )
|
| -
|
| -#------------------------------------------------------------------------------
|
| -
|
| -
|
| -def generate(env):
|
| - # NOTE: SCons requires the use of this name, which fails gpylint.
|
| - """SCons entry point for this tool."""
|
| -
|
| - # Bring in the outside PATH, INCLUDE, and LIB if not blocked.
|
| - if not env.get('MSVC_BLOCK_ENVIRONMENT_CHANGES'):
|
| - env.AppendENVPath('PATH', os.environ.get('PATH', '[]'))
|
| - env.AppendENVPath('INCLUDE', os.environ.get('INCLUDE', '[]'))
|
| - env.AppendENVPath('LIB', os.environ.get('LIB', '[]'))
|
| -
|
| - # Load various Visual Studio related tools.
|
| - env.Tool('as')
|
| - env.Tool('msvs')
|
| - env.Tool('windows_hard_link')
|
| -
|
| - pre_msvc_env = env['ENV'].copy()
|
| -
|
| - env.Tool('msvc')
|
| - env.Tool('mslib')
|
| - env.Tool('mslink')
|
| -
|
| - # Find VC80_DIR if it isn't already set.
|
| - if not env.get('VC80_DIR'):
|
| - # Look in each directory in the path for cl.exe.
|
| - for p in env['ENV']['PATH'].split(os.pathsep):
|
| - # Use the directory two layers up if it exists.
|
| - if os.path.exists(os.path.join(p, 'cl.exe')):
|
| - env['VC80_DIR'] = os.path.dirname(os.path.dirname(p))
|
| -
|
| - # The msvc, mslink, and mslib tools search the registry for installed copies
|
| - # of Visual Studio and prepends them to the PATH, INCLUDE, and LIB
|
| - # environment variables. Block these changes if necessary.
|
| - if env.get('MSVC_BLOCK_ENVIRONMENT_CHANGES'):
|
| - env['ENV'] = pre_msvc_env
|
| -
|
| - # Declare bits
|
| - DeclareBit('windows', 'Target platform is windows.',
|
| - exclusive_groups=('target_platform'))
|
| - env.SetBits('windows')
|
| -
|
| - env.Replace(
|
| - TARGET_PLATFORM='WINDOWS',
|
| - COMPONENT_PLATFORM_SETUP=ComponentPlatformSetup,
|
| -
|
| - # A better rebuild command (actually cleans, then rebuild)
|
| - MSVSREBUILDCOM=''.join(['$MSVSSCONSCOM -c "$MSVSBUILDTARGET" && ',
|
| - '$MSVSSCONSCOM "$MSVSBUILDTARGET"']),
|
| - )
|
| -
|
| - env.SetDefault(
|
| - # Command line option to include a header
|
| - CCFLAG_INCLUDE='/FI',
|
| -
|
| - # Generate PDBs matching target name by default.
|
| - PDB='${TARGET.base}.pdb',
|
| -
|
| - # Code coverage related.
|
| - COVERAGE_LINKFLAGS='/PROFILE', # Requires vc_80 or higher.
|
| - COVERAGE_LINKCOM_EXTRAS='$COVERAGE_VSINSTR /COVERAGE $TARGET',
|
| - # NOTE: need to ignore error in return type here, the tool has issues.
|
| - # Thus a - is added.
|
| - COVERAGE_START_CMD=[
|
| - # If a previous build was cancelled or crashed, VSPerfCmd may still
|
| - # be running, which causes future coverage runs to fail. Make sure
|
| - # it's shut down before starting coverage up again.
|
| - '-$COVERAGE_VSPERFCMD -shutdown',
|
| - '$COVERAGE_VSPERFCMD -start:coverage '
|
| - '-output:${COVERAGE_OUTPUT_FILE}.pre'],
|
| - COVERAGE_STOP_CMD=[
|
| - '-$COVERAGE_VSPERFCMD -shutdown',
|
| - '$COVERAGE_ANALYZER -sym_path=. ${COVERAGE_OUTPUT_FILE}.pre.coverage',
|
| - SCons.Script.Copy('$COVERAGE_OUTPUT_FILE',
|
| - '${COVERAGE_OUTPUT_FILE}.pre.coverage.lcov'),
|
| - ],
|
| - COVERAGE_EXTRA_PATHS=['$COVERAGE_ANALYZER_DIR'],
|
| -
|
| - # Manifest options
|
| - # When link.exe is run with '-manifest', it always generated a manifest
|
| - # with this name.
|
| - MANFEST_FILE_GENERATED_BY_LINK='${TARGET}.manifest',
|
| - # Manifest file to use as input to mt.exe. Can be overridden to pass in
|
| - # a pregenerated manifest file.
|
| - MANIFEST_FILE='$MANFEST_FILE_GENERATED_BY_LINK',
|
| - MANIFEST_COM=('mt.exe -nologo -manifest "$MANIFEST_FILE" '
|
| - '-outputresource:"$TARGET";1'),
|
| - MANIFEST_COMSTR='$MANIFEST_COM',
|
| - SHMANIFEST_COM=('mt.exe -nologo -manifest "$MANIFEST_FILE" '
|
| - '-outputresource:"$TARGET";2'),
|
| - SHMANIFEST_COMSTR='$SHMANIFEST_COM',
|
| - )
|
| -
|
| - env.Append(
|
| - HOST_PLATFORMS=['WINDOWS'],
|
| - CPPDEFINES=['OS_WINDOWS=OS_WINDOWS'],
|
| -
|
| - # Turn up the warning level
|
| - CCFLAGS=['/W3'],
|
| -
|
| - # Force x86 platform, generate manifests
|
| - LINKFLAGS=['/MACHINE:X86'],
|
| - ARFLAGS=['/MACHINE:X86'],
|
| -
|
| - # Settings for debug
|
| - CCFLAGS_DEBUG=[
|
| - '/Od', # disable optimizations
|
| - '/RTC1', # enable fast checks
|
| - '/MTd', # link with LIBCMTD.LIB debug lib
|
| - ],
|
| - LINKFLAGS_DEBUG=['/DEBUG'],
|
| -
|
| - # Settings for optimized
|
| - CCFLAGS_OPTIMIZED=[
|
| - '/O1', # optimize for size
|
| - '/MT', # link with LIBCMT.LIB (multi-threaded, static linked crt)
|
| - '/GS', # enable security checks
|
| - ],
|
| - LINKFLAGS_OPTIMIZED=['/PDBPATH:none'],
|
| -
|
| - # Settings for component_builders
|
| - COMPONENT_LIBRARY_LINK_SUFFIXES=['.lib'],
|
| - COMPONENT_LIBRARY_DEBUG_SUFFIXES=['.pdb'],
|
| - )
|
| -
|
| - # TODO(sgk): mslink.py creates a shlibLinkAction which doesn't specify
|
| - # '$SHLINKCOMSTR' as its command string. This breaks --brief. For now,
|
| - # hack into the existing action and override its command string.
|
| - env['SHLINKCOM'].list[0].cmdstr = '$SHLINKCOMSTR'
|
|
|
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