diff options
Diffstat (limited to 'tools/gn/secondary/build/config/win/get_msvc_config_real.py')
-rw-r--r-- | tools/gn/secondary/build/config/win/get_msvc_config_real.py | 575 |
1 files changed, 575 insertions, 0 deletions
diff --git a/tools/gn/secondary/build/config/win/get_msvc_config_real.py b/tools/gn/secondary/build/config/win/get_msvc_config_real.py new file mode 100644 index 0000000..a209d7f --- /dev/null +++ b/tools/gn/secondary/build/config/win/get_msvc_config_real.py @@ -0,0 +1,575 @@ +# Copyright (c) 2013 The Chromium Authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +# This file copies the logic from GYP to find the MSVC configuration. It's not +# currently used because it is too slow. We will probably build this +# functionality into the C++ code in the future. + +"""Handle version information related to Visual Stuio.""" + +import errno +import os +import re +import subprocess +import sys + +class VisualStudioVersion(object): + """Information regarding a version of Visual Studio.""" + + def __init__(self, short_name, description, + solution_version, project_version, flat_sln, uses_vcxproj, + path, sdk_based, default_toolset=None): + self.short_name = short_name + self.description = description + self.solution_version = solution_version + self.project_version = project_version + self.flat_sln = flat_sln + self.uses_vcxproj = uses_vcxproj + self.path = path + self.sdk_based = sdk_based + self.default_toolset = default_toolset + + def ShortName(self): + return self.short_name + + def Description(self): + """Get the full description of the version.""" + return self.description + + def SolutionVersion(self): + """Get the version number of the sln files.""" + return self.solution_version + + def ProjectVersion(self): + """Get the version number of the vcproj or vcxproj files.""" + return self.project_version + + def FlatSolution(self): + return self.flat_sln + + def UsesVcxproj(self): + """Returns true if this version uses a vcxproj file.""" + return self.uses_vcxproj + + def ProjectExtension(self): + """Returns the file extension for the project.""" + return self.uses_vcxproj and '.vcxproj' or '.vcproj' + + def Path(self): + """Returns the path to Visual Studio installation.""" + return self.path + + def ToolPath(self, tool): + """Returns the path to a given compiler tool. """ + return os.path.normpath(os.path.join(self.path, "VC/bin", tool)) + + def DefaultToolset(self): + """Returns the msbuild toolset version that will be used in the absence + of a user override.""" + return self.default_toolset + + def SetupScript(self, target_arch): + """Returns a command (with arguments) to be used to set up the + environment.""" + # Check if we are running in the SDK command line environment and use + # the setup script from the SDK if so. |target_arch| should be either + # 'x86' or 'x64'. + assert target_arch in ('x86', 'x64') + sdk_dir = os.environ.get('WindowsSDKDir') + if self.sdk_based and sdk_dir: + return [os.path.normpath(os.path.join(sdk_dir, 'Bin/SetEnv.Cmd')), + '/' + target_arch] + else: + # We don't use VC/vcvarsall.bat for x86 because vcvarsall calls + # vcvars32, which it can only find if VS??COMNTOOLS is set, which it + # isn't always. + if target_arch == 'x86': + return [os.path.normpath( + os.path.join(self.path, 'Common7/Tools/vsvars32.bat'))] + else: + assert target_arch == 'x64' + arg = 'x86_amd64' + if (os.environ.get('PROCESSOR_ARCHITECTURE') == 'AMD64' or + os.environ.get('PROCESSOR_ARCHITEW6432') == 'AMD64'): + # Use the 64-on-64 compiler if we can. + arg = 'amd64' + return [os.path.normpath( + os.path.join(self.path, 'VC/vcvarsall.bat')), arg] + + +def _RegistryQueryBase(sysdir, key, value): + """Use reg.exe to read a particular key. + + While ideally we might use the win32 module, we would like gyp to be + python neutral, so for instance cygwin python lacks this module. + + Arguments: + sysdir: The system subdirectory to attempt to launch reg.exe from. + key: The registry key to read from. + value: The particular value to read. + Return: + stdout from reg.exe, or None for failure. + """ + # Skip if not on Windows or Python Win32 setup issue + if sys.platform not in ('win32', 'cygwin'): + return None + # Setup params to pass to and attempt to launch reg.exe + cmd = [os.path.join(os.environ.get('WINDIR', ''), sysdir, 'reg.exe'), + 'query', key] + if value: + cmd.extend(['/v', value]) + p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) + # Obtain the stdout from reg.exe, reading to the end so p.returncode is valid + # Note that the error text may be in [1] in some cases + text = p.communicate()[0] + # Check return code from reg.exe; officially 0==success and 1==error + if p.returncode: + return None + return text + + +def _RegistryQuery(key, value=None): + """Use reg.exe to read a particular key through _RegistryQueryBase. + + First tries to launch from %WinDir%\Sysnative to avoid WoW64 redirection. If + that fails, it falls back to System32. Sysnative is available on Vista and + up and available on Windows Server 2003 and XP through KB patch 942589. Note + that Sysnative will always fail if using 64-bit python due to it being a + virtual directory and System32 will work correctly in the first place. + + KB 942589 - http://support.microsoft.com/kb/942589/en-us. + + Arguments: + key: The registry key. + value: The particular registry value to read (optional). + Return: + stdout from reg.exe, or None for failure. + """ + text = None + try: + text = _RegistryQueryBase('Sysnative', key, value) + except OSError, e: + if e.errno == errno.ENOENT: + text = _RegistryQueryBase('System32', key, value) + else: + raise + return text + + +def _RegistryGetValue(key, value): + """Use reg.exe to obtain the value of a registry key. + + Args: + key: The registry key. + value: The particular registry value to read. + Return: + contents of the registry key's value, or None on failure. + """ + text = _RegistryQuery(key, value) + if not text: + return None + # Extract value. + match = re.search(r'REG_\w+\s+([^\r]+)\r\n', text) + if not match: + return None + return match.group(1) + + +def _RegistryKeyExists(key): + """Use reg.exe to see if a key exists. + + Args: + key: The registry key to check. + Return: + True if the key exists + """ + if not _RegistryQuery(key): + return False + return True + + +def _CreateVersion(name, path, sdk_based=False): + """Sets up MSVS project generation. + + Setup is based off the GYP_MSVS_VERSION environment variable or whatever is + autodetected if GYP_MSVS_VERSION is not explicitly specified. If a version is + passed in that doesn't match a value in versions python will throw a error. + """ + if path: + path = os.path.normpath(path) + versions = { + '2013': VisualStudioVersion('2013', + 'Visual Studio 2013', + solution_version='13.00', + project_version='4.0', + flat_sln=False, + uses_vcxproj=True, + path=path, + sdk_based=sdk_based, + default_toolset='v110'), + '2013e': VisualStudioVersion('2013e', + 'Visual Studio 2013', + solution_version='13.00', + project_version='4.0', + flat_sln=True, + uses_vcxproj=True, + path=path, + sdk_based=sdk_based, + default_toolset='v110'), + '2012': VisualStudioVersion('2012', + 'Visual Studio 2012', + solution_version='12.00', + project_version='4.0', + flat_sln=False, + uses_vcxproj=True, + path=path, + sdk_based=sdk_based, + default_toolset='v110'), + '2012e': VisualStudioVersion('2012e', + 'Visual Studio 2012', + solution_version='12.00', + project_version='4.0', + flat_sln=True, + uses_vcxproj=True, + path=path, + sdk_based=sdk_based, + default_toolset='v110'), + '2010': VisualStudioVersion('2010', + 'Visual Studio 2010', + solution_version='11.00', + project_version='4.0', + flat_sln=False, + uses_vcxproj=True, + path=path, + sdk_based=sdk_based), + '2010e': VisualStudioVersion('2010e', + 'Visual Studio 2010', + solution_version='11.00', + project_version='4.0', + flat_sln=True, + uses_vcxproj=True, + path=path, + sdk_based=sdk_based), + '2008': VisualStudioVersion('2008', + 'Visual Studio 2008', + solution_version='10.00', + project_version='9.00', + flat_sln=False, + uses_vcxproj=False, + path=path, + sdk_based=sdk_based), + '2008e': VisualStudioVersion('2008e', + 'Visual Studio 2008', + solution_version='10.00', + project_version='9.00', + flat_sln=True, + uses_vcxproj=False, + path=path, + sdk_based=sdk_based), + '2005': VisualStudioVersion('2005', + 'Visual Studio 2005', + solution_version='9.00', + project_version='8.00', + flat_sln=False, + uses_vcxproj=False, + path=path, + sdk_based=sdk_based), + '2005e': VisualStudioVersion('2005e', + 'Visual Studio 2005', + solution_version='9.00', + project_version='8.00', + flat_sln=True, + uses_vcxproj=False, + path=path, + sdk_based=sdk_based), + } + return versions[str(name)] + + +def _ConvertToCygpath(path): + """Convert to cygwin path if we are using cygwin.""" + if sys.platform == 'cygwin': + p = subprocess.Popen(['cygpath', path], stdout=subprocess.PIPE) + path = p.communicate()[0].strip() + return path + + +def _DetectVisualStudioVersions(versions_to_check, force_express): + """Collect the list of installed visual studio versions. + + Returns: + A list of visual studio versions installed in descending order of + usage preference. + Base this on the registry and a quick check if devenv.exe exists. + Only versions 8-10 are considered. + Possibilities are: + 2005(e) - Visual Studio 2005 (8) + 2008(e) - Visual Studio 2008 (9) + 2010(e) - Visual Studio 2010 (10) + 2012(e) - Visual Studio 2012 (11) + 2013(e) - Visual Studio 2013 (11) + Where (e) is e for express editions of MSVS and blank otherwise. + """ + version_to_year = { + '8.0': '2005', + '9.0': '2008', + '10.0': '2010', + '11.0': '2012', + '12.0': '2013', + } + versions = [] + for version in versions_to_check: + # Old method of searching for which VS version is installed + # We don't use the 2010-encouraged-way because we also want to get the + # path to the binaries, which it doesn't offer. + keys = [r'HKLM\Software\Microsoft\VisualStudio\%s' % version, + r'HKLM\Software\Wow6432Node\Microsoft\VisualStudio\%s' % version, + r'HKLM\Software\Microsoft\VCExpress\%s' % version, + r'HKLM\Software\Wow6432Node\Microsoft\VCExpress\%s' % version] + for index in range(len(keys)): + path = _RegistryGetValue(keys[index], 'InstallDir') + if not path: + continue + path = _ConvertToCygpath(path) + # Check for full. + full_path = os.path.join(path, 'devenv.exe') + express_path = os.path.join(path, 'vcexpress.exe') + if not force_express and os.path.exists(full_path): + # Add this one. + versions.append(_CreateVersion(version_to_year[version], + os.path.join(path, '..', '..'))) + # Check for express. + elif os.path.exists(express_path): + # Add this one. + versions.append(_CreateVersion(version_to_year[version] + 'e', + os.path.join(path, '..', '..'))) + + # The old method above does not work when only SDK is installed. + keys = [r'HKLM\Software\Microsoft\VisualStudio\SxS\VC7', + r'HKLM\Software\Wow6432Node\Microsoft\VisualStudio\SxS\VC7'] + for index in range(len(keys)): + path = _RegistryGetValue(keys[index], version) + if not path: + continue + path = _ConvertToCygpath(path) + versions.append(_CreateVersion(version_to_year[version] + 'e', + os.path.join(path, '..'), sdk_based=True)) + + return versions + + +def SelectVisualStudioVersion(version='auto'): + """Select which version of Visual Studio projects to generate. + + Arguments: + version: Hook to allow caller to force a particular version (vs auto). + Returns: + An object representing a visual studio project format version. + """ + # In auto mode, check environment variable for override. + if version == 'auto': + version = os.environ.get('GYP_MSVS_VERSION', 'auto') + version_map = { + 'auto': ('10.0', '9.0', '8.0', '11.0'), + '2005': ('8.0',), + '2005e': ('8.0',), + '2008': ('9.0',), + '2008e': ('9.0',), + '2010': ('10.0',), + '2010e': ('10.0',), + '2012': ('11.0',), + '2012e': ('11.0',), + '2013': ('12.0',), + '2013e': ('12.0',), + } + override_path = os.environ.get('GYP_MSVS_OVERRIDE_PATH') + if override_path: + msvs_version = os.environ.get('GYP_MSVS_VERSION') + if not msvs_version or 'e' not in msvs_version: + raise ValueError('GYP_MSVS_OVERRIDE_PATH requires GYP_MSVS_VERSION to be ' + 'set to an "e" version (e.g. 2010e)') + return _CreateVersion(msvs_version, override_path, sdk_based=True) + version = str(version) + versions = _DetectVisualStudioVersions(version_map[version], 'e' in version) + if not versions: + if version == 'auto': + # Default to 2005 if we couldn't find anything + return _CreateVersion('2005', None) + else: + return _CreateVersion(version, None) + return versions[0] + +def GenerateEnvironmentFiles(toplevel_build_dir, generator_flags, open_out): + """It's not sufficient to have the absolute path to the compiler, linker, + etc. on Windows, as those tools rely on .dlls being in the PATH. We also + need to support both x86 and x64 compilers within the same build (to support + msvs_target_platform hackery). Different architectures require a different + compiler binary, and different supporting environment variables (INCLUDE, + LIB, LIBPATH). So, we extract the environment here, wrap all invocations + of compiler tools (cl, link, lib, rc, midl, etc.) via win_tool.py which + sets up the environment, and then we do not prefix the compiler with + an absolute path, instead preferring something like "cl.exe" in the rule + which will then run whichever the environment setup has put in the path. + When the following procedure to generate environment files does not + meet your requirement (e.g. for custom toolchains), you can pass + "-G ninja_use_custom_environment_files" to the gyp to suppress file + generation and use custom environment files prepared by yourself.""" + archs = ('x86', 'x64') + if generator_flags.get('ninja_use_custom_environment_files', 0): + cl_paths = {} + for arch in archs: + cl_paths[arch] = 'cl.exe' + return cl_paths + vs = GetVSVersion(generator_flags) + cl_paths = {} + for arch in archs: + # Extract environment variables for subprocesses. + args = vs.SetupScript(arch) + args.extend(('&&', 'set')) + popen = subprocess.Popen( + args, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) + variables, _ = popen.communicate() + env = _ExtractImportantEnvironment(variables) + env_block = _FormatAsEnvironmentBlock(env) + f = open_out(os.path.join(toplevel_build_dir, 'environment.' + arch), 'wb') + f.write(env_block) + f.close() + + # Find cl.exe location for this architecture. + args = vs.SetupScript(arch) + args.extend(('&&', + 'for', '%i', 'in', '(cl.exe)', 'do', '@echo', 'LOC:%~$PATH:i')) + popen = subprocess.Popen(args, shell=True, stdout=subprocess.PIPE) + output, _ = popen.communicate() + cl_paths[arch] = _ExtractCLPath(output) + return cl_paths + +def OpenOutput(path, mode='w'): + """Open |path| for writing, creating directories if necessary.""" + try: + os.makedirs(os.path.dirname(path)) + except OSError: + pass + return open(path, mode) + +vs_version = None +def GetVSVersion(generator_flags): + global vs_version + if not vs_version: + vs_version = SelectVisualStudioVersion( + generator_flags.get('msvs_version', 'auto')) + return vs_version + +def _ExtractImportantEnvironment(output_of_set): + """Extracts environment variables required for the toolchain to run from + a textual dump output by the cmd.exe 'set' command.""" + envvars_to_save = ( + 'goma_.*', # TODO(scottmg): This is ugly, but needed for goma. + 'include', + 'lib', + 'libpath', + 'path', + 'pathext', + 'systemroot', + 'temp', + 'tmp', + ) + env = {} + for line in output_of_set.splitlines(): + for envvar in envvars_to_save: + if re.match(envvar + '=', line.lower()): + var, setting = line.split('=', 1) + if envvar == 'path': + # Our own rules (for running gyp-win-tool) and other actions in + # Chromium rely on python being in the path. Add the path to this + # python here so that if it's not in the path when ninja is run + # later, python will still be found. + setting = os.path.dirname(sys.executable) + os.pathsep + setting + env[var.upper()] = setting + break + for required in ('SYSTEMROOT', 'TEMP', 'TMP'): + if required not in env: + raise Exception('Environment variable "%s" ' + 'required to be set to valid path' % required) + return env + +def _FormatAsEnvironmentBlock(envvar_dict): + """Format as an 'environment block' directly suitable for CreateProcess. + Briefly this is a list of key=value\0, terminated by an additional \0. See + CreateProcess documentation for more details.""" + block = '' + nul = '\0' + for key, value in envvar_dict.iteritems(): + block += key + '=' + value + nul + block += nul + return block + + +def GenerateEnvironmentFiles(toplevel_build_dir, generator_flags): + """It's not sufficient to have the absolute path to the compiler, linker, + etc. on Windows, as those tools rely on .dlls being in the PATH. We also + need to support both x86 and x64 compilers within the same build (to support + msvs_target_platform hackery). Different architectures require a different + compiler binary, and different supporting environment variables (INCLUDE, + LIB, LIBPATH). So, we extract the environment here, wrap all invocations + of compiler tools (cl, link, lib, rc, midl, etc.) via win_tool.py which + sets up the environment, and then we do not prefix the compiler with + an absolute path, instead preferring something like "cl.exe" in the rule + which will then run whichever the environment setup has put in the path. + When the following procedure to generate environment files does not + meet your requirement (e.g. for custom toolchains), you can pass + "-G ninja_use_custom_environment_files" to the gyp to suppress file + generation and use custom environment files prepared by yourself.""" + archs = ('x86', 'x64') + if generator_flags.get('ninja_use_custom_environment_files', 0): + cl_paths = {} + for arch in archs: + cl_paths[arch] = 'cl.exe' + return cl_paths + vs = GetVSVersion(generator_flags) + cl_paths = {} + for arch in archs: + # Extract environment variables for subprocesses. + args = vs.SetupScript(arch) + args.extend(('&&', 'set')) + popen = subprocess.Popen( + args, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) + variables, _ = popen.communicate() + env = _ExtractImportantEnvironment(variables) + env_block = _FormatAsEnvironmentBlock(env) + f = OpenOutput(os.path.join(toplevel_build_dir, 'environment.' + arch), 'wb') + f.write(env_block) + f.close() + + # Find cl.exe location for this architecture. + args = vs.SetupScript(arch) + args.extend(('&&', + 'for', '%i', 'in', '(cl.exe)', 'do', '@echo', 'LOC:%~$PATH:i')) + popen = subprocess.Popen(args, shell=True, stdout=subprocess.PIPE) + output, _ = popen.communicate() + cl_paths[arch] = _ExtractCLPath(output) + return cl_paths + +def _ExtractCLPath(output_of_where): + """Gets the path to cl.exe based on the output of calling the environment + setup batch file, followed by the equivalent of `where`.""" + # Take the first line, as that's the first found in the PATH. + for line in output_of_where.strip().splitlines(): + if line.startswith('LOC:'): + return line[len('LOC:'):].strip() + +#print SelectVisualStudioVersion().DefaultToolset() +#GenerateEnvironmentFiles("D:\\src\\src1\\src\\out\\gn\\eraseme", {}) +#print '"', GetVSVersion({}).Path(), '"' +print '"', GetVSVersion({}).sdk_based, '"' + +#------------------------------------------------------------------------------- + +version_info = { + '2010': { + 'includes': [ + 'VC\\atlmfc\\include', + ], + }, +} |