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741 lines
26 KiB
741 lines
26 KiB
"""gallium |
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Frontend-tool for Gallium3D architecture. |
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""" |
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# |
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# Copyright 2008 VMware, Inc. |
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# All Rights Reserved. |
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# |
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# Permission is hereby granted, free of charge, to any person obtaining a |
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# copy of this software and associated documentation files (the |
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# "Software"), to deal in the Software without restriction, including |
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# without limitation the rights to use, copy, modify, merge, publish, |
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# distribute, sub license, and/or sell copies of the Software, and to |
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# permit persons to whom the Software is furnished to do so, subject to |
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# the following conditions: |
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# |
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# The above copyright notice and this permission notice (including the |
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# next paragraph) shall be included in all copies or substantial portions |
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# of the Software. |
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# |
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
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# IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR |
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# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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# |
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from __future__ import print_function |
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import distutils.version |
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import os |
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import os.path |
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import re |
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import subprocess |
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import platform as host_platform |
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import sys |
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import tempfile |
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import SCons.Action |
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import SCons.Builder |
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import SCons.Scanner |
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def symlink(target, source, env): |
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target = str(target[0]) |
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source = str(source[0]) |
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if os.path.islink(target) or os.path.exists(target): |
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os.remove(target) |
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os.symlink(os.path.basename(source), target) |
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def install(env, source, subdir): |
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target_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build_dir'], subdir) |
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return env.Install(target_dir, source) |
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def install_program(env, source): |
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return install(env, source, 'bin') |
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def install_shared_library(env, sources, version = ()): |
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targets = [] |
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install_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build_dir']) |
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version = tuple(map(str, version)) |
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if env['SHLIBSUFFIX'] == '.dll': |
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dlls = env.FindIxes(sources, 'SHLIBPREFIX', 'SHLIBSUFFIX') |
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targets += install(env, dlls, 'bin') |
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libs = env.FindIxes(sources, 'LIBPREFIX', 'LIBSUFFIX') |
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targets += install(env, libs, 'lib') |
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else: |
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for source in sources: |
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target_dir = os.path.join(install_dir, 'lib') |
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target_name = '.'.join((str(source),) + version) |
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last = env.InstallAs(os.path.join(target_dir, target_name), source) |
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targets += last |
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while len(version): |
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version = version[:-1] |
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target_name = '.'.join((str(source),) + version) |
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action = SCons.Action.Action(symlink, " Symlinking $TARGET ...") |
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last = env.Command(os.path.join(target_dir, target_name), last, action) |
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targets += last |
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return targets |
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def msvc2013_compat(env): |
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if env['gcc']: |
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env.Append(CCFLAGS = [ |
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'-Werror=vla', |
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'-Werror=pointer-arith', |
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]) |
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def unit_test(env, test_name, program_target, args=None): |
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env.InstallProgram(program_target) |
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cmd = [program_target[0].abspath] |
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if args is not None: |
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cmd += args |
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cmd = ' '.join(cmd) |
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# http://www.scons.org/wiki/UnitTests |
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action = SCons.Action.Action(cmd, " Running $SOURCE ...") |
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alias = env.Alias(test_name, program_target, action) |
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env.AlwaysBuild(alias) |
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env.Depends('check', alias) |
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def num_jobs(): |
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try: |
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return int(os.environ['NUMBER_OF_PROCESSORS']) |
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except (ValueError, KeyError): |
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pass |
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try: |
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return os.sysconf('SC_NPROCESSORS_ONLN') |
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except (ValueError, OSError, AttributeError): |
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pass |
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try: |
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return int(os.popen2("sysctl -n hw.ncpu")[1].read()) |
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except ValueError: |
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pass |
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return 1 |
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def check_cc(env, cc, expr, cpp_opt = '-E'): |
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# Invoke C-preprocessor to determine whether the specified expression is |
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# true or not. |
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sys.stdout.write('Checking for %s ... ' % cc) |
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source = tempfile.NamedTemporaryFile(suffix='.c', delete=False) |
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source.write(('#if !(%s)\n#error\n#endif\n' % expr).encode()) |
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source.close() |
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# sys.stderr.write('%r %s %s\n' % (env['CC'], cpp_opt, source.name)); |
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pipe = SCons.Action._subproc(env, env.Split(env['CC']) + [cpp_opt, source.name], |
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stdin = 'devnull', |
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stderr = 'devnull', |
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stdout = 'devnull') |
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result = pipe.wait() == 0 |
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os.unlink(source.name) |
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sys.stdout.write(' %s\n' % ['no', 'yes'][int(bool(result))]) |
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return result |
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def check_header(env, header): |
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'''Check if the header exist''' |
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conf = SCons.Script.Configure(env) |
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have_header = False |
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if conf.CheckHeader(header): |
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have_header = True |
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env = conf.Finish() |
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return have_header |
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def check_functions(env, functions): |
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'''Check if all of the functions exist''' |
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conf = SCons.Script.Configure(env) |
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have_functions = True |
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for function in functions: |
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if not conf.CheckFunc(function): |
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have_functions = False |
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env = conf.Finish() |
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return have_functions |
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def check_prog(env, prog): |
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"""Check whether this program exists.""" |
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sys.stdout.write('Checking for %s ... ' % prog) |
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result = env.Detect(prog) |
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sys.stdout.write(' %s\n' % ['no', 'yes'][int(bool(result))]) |
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return result |
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def generate(env): |
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"""Common environment generation code""" |
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# Tell tools which machine to compile for |
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env['TARGET_ARCH'] = env['machine'] |
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env['MSVS_ARCH'] = env['machine'] |
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# Toolchain |
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platform = env['platform'] |
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env.Tool(env['toolchain']) |
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# Allow override compiler and specify additional flags from environment |
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if 'CC' in os.environ: |
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env['CC'] = os.environ['CC'] |
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if 'CFLAGS' in os.environ: |
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env['CCFLAGS'] += SCons.Util.CLVar(os.environ['CFLAGS']) |
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if 'CXX' in os.environ: |
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env['CXX'] = os.environ['CXX'] |
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if 'CXXFLAGS' in os.environ: |
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env['CXXFLAGS'] += SCons.Util.CLVar(os.environ['CXXFLAGS']) |
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if 'LDFLAGS' in os.environ: |
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env['LINKFLAGS'] += SCons.Util.CLVar(os.environ['LDFLAGS']) |
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# Detect gcc/clang not by executable name, but through pre-defined macros |
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# as autoconf does, to avoid drawing wrong conclusions when using tools |
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# that overrice CC/CXX like scan-build. |
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env['gcc_compat'] = 0 |
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env['clang'] = 0 |
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env['msvc'] = 0 |
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if host_platform.system() == 'Windows': |
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env['msvc'] = check_cc(env, 'MSVC', 'defined(_MSC_VER)', '/E') |
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if not env['msvc']: |
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env['gcc_compat'] = check_cc(env, 'GCC', 'defined(__GNUC__)') |
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env['clang'] = check_cc(env, 'Clang', '__clang__') |
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env['gcc'] = env['gcc_compat'] and not env['clang'] |
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env['suncc'] = env['platform'] == 'sunos' and os.path.basename(env['CC']) == 'cc' |
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env['icc'] = 'icc' == os.path.basename(env['CC']) |
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# shortcuts |
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machine = env['machine'] |
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platform = env['platform'] |
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x86 = env['machine'] == 'x86' |
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ppc = env['machine'] == 'ppc' |
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gcc_compat = env['gcc_compat'] |
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msvc = env['msvc'] |
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suncc = env['suncc'] |
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icc = env['icc'] |
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# Determine whether we are cross compiling; in particular, whether we need |
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# to compile code generators with a different compiler as the target code. |
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hosthost_platform = host_platform.system().lower() |
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if hosthost_platform.startswith('cygwin'): |
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hosthost_platform = 'cygwin' |
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# Avoid spurious crosscompilation in MSYS2 environment. |
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if hosthost_platform.startswith('mingw'): |
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hosthost_platform = 'windows' |
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host_machine = os.environ.get('PROCESSOR_ARCHITEW6432', os.environ.get('PROCESSOR_ARCHITECTURE', host_platform.machine())) |
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host_machine = { |
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'x86': 'x86', |
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'i386': 'x86', |
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'i486': 'x86', |
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'i586': 'x86', |
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'i686': 'x86', |
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'ppc' : 'ppc', |
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'AMD64': 'x86_64', |
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'x86_64': 'x86_64', |
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}.get(host_machine, 'generic') |
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env['crosscompile'] = platform != hosthost_platform |
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if machine == 'x86_64' and host_machine != 'x86_64': |
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env['crosscompile'] = True |
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env['hostonly'] = False |
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# Backwards compatability with the debug= profile= options |
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if env['build'] == 'debug': |
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if not env['debug']: |
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print('scons: warning: debug option is deprecated and will be removed eventually; use instead') |
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print('') |
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print(' scons build=release') |
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print('') |
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env['build'] = 'release' |
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if env['profile']: |
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print('scons: warning: profile option is deprecated and will be removed eventually; use instead') |
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print('') |
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print(' scons build=profile') |
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print('') |
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env['build'] = 'profile' |
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if False: |
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# Enforce SConscripts to use the new build variable |
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env.popitem('debug') |
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env.popitem('profile') |
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else: |
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# Backwards portability with older sconscripts |
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if env['build'] in ('debug', 'checked'): |
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env['debug'] = True |
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env['profile'] = False |
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if env['build'] == 'profile': |
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env['debug'] = False |
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env['profile'] = True |
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if env['build'] == 'release': |
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env['debug'] = False |
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env['profile'] = False |
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# Put build output in a separate dir, which depends on the current |
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# configuration. See also http://www.scons.org/wiki/AdvancedBuildExample |
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build_topdir = 'build' |
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build_subdir = env['platform'] |
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if env['embedded']: |
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build_subdir = 'embedded-' + build_subdir |
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if env['machine'] != 'generic': |
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build_subdir += '-' + env['machine'] |
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if env['build'] != 'release': |
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build_subdir += '-' + env['build'] |
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build_dir = os.path.join(build_topdir, build_subdir) |
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# Place the .sconsign file in the build dir too, to avoid issues with |
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# different scons versions building the same source file |
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env['build_dir'] = build_dir |
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env.SConsignFile(os.path.join(build_dir, '.sconsign')) |
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if 'SCONS_CACHE_DIR' in os.environ: |
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print('scons: Using build cache in %s.' % (os.environ['SCONS_CACHE_DIR'],)) |
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env.CacheDir(os.environ['SCONS_CACHE_DIR']) |
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env['CONFIGUREDIR'] = os.path.join(build_dir, 'conf') |
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env['CONFIGURELOG'] = os.path.join(os.path.abspath(build_dir), 'config.log') |
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# Parallel build |
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if env.GetOption('num_jobs') <= 1: |
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env.SetOption('num_jobs', num_jobs()) |
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# Speed up dependency checking. See |
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# - https://github.com/SCons/scons/wiki/GoFastButton |
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# - https://bugs.freedesktop.org/show_bug.cgi?id=109443 |
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# Scons version string has consistently been in this format: |
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# MajorVersion.MinorVersion.Patch[.alpha/beta.yyyymmdd] |
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# so this formula should cover all versions regardless of type |
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# stable, alpha or beta. |
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# For simplicity alpha and beta flags are removed. |
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scons_version = distutils.version.StrictVersion('.'.join(SCons.__version__.split('.')[:3])) |
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if scons_version < distutils.version.StrictVersion('3.0.2') or \ |
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scons_version > distutils.version.StrictVersion('3.0.4'): |
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env.Decider('MD5-timestamp') |
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env.SetOption('max_drift', 60) |
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# C preprocessor options |
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cppdefines = [] |
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cppdefines += [ |
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'__STDC_CONSTANT_MACROS', |
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'__STDC_FORMAT_MACROS', |
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'__STDC_LIMIT_MACROS', |
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'HAVE_SCONS', |
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] |
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if env['build'] in ('debug', 'checked'): |
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cppdefines += ['DEBUG'] |
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else: |
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cppdefines += ['NDEBUG'] |
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if env['build'] == 'profile': |
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cppdefines += ['PROFILE'] |
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if env['platform'] in ('posix', 'linux', 'freebsd', 'darwin'): |
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cppdefines += [ |
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'_POSIX_SOURCE', |
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('_POSIX_C_SOURCE', '199309L'), |
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'_SVID_SOURCE', |
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'_BSD_SOURCE', |
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'_GNU_SOURCE', |
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'_DEFAULT_SOURCE', |
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] |
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if env['platform'] == 'darwin': |
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cppdefines += [ |
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'_DARWIN_C_SOURCE', |
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'GLX_USE_APPLEGL', |
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'GLX_DIRECT_RENDERING', |
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'BUILDING_MESA', |
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] |
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else: |
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cppdefines += [ |
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'GLX_DIRECT_RENDERING', |
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'GLX_INDIRECT_RENDERING', |
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] |
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if check_header(env, 'xlocale.h'): |
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cppdefines += ['HAVE_XLOCALE_H'] |
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if check_header(env, 'endian.h'): |
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cppdefines += ['HAVE_ENDIAN_H'] |
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if check_functions(env, ['strtod_l', 'strtof_l']): |
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cppdefines += ['HAVE_STRTOD_L'] |
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if check_functions(env, ['random_r']): |
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cppdefines += ['HAVE_RANDOM_R'] |
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if check_functions(env, ['timespec_get']): |
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cppdefines += ['HAVE_TIMESPEC_GET'] |
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if check_header(env, 'sys/shm.h'): |
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cppdefines += ['HAVE_SYS_SHM_H'] |
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if check_functions(env, ['strtok_r']): |
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cppdefines += ['HAVE_STRTOK_R'] |
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#FIXME: we should really be checking for the major()/minor() |
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# functions/macros in these headers, but check_functions()'s |
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# SConf.CheckFunc() doesn't seem to support macros. |
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if check_header(env, 'sys/mkdev.h'): |
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cppdefines += ['MAJOR_IN_MKDEV'] |
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if check_header(env, 'sys/sysmacros.h'): |
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cppdefines += ['MAJOR_IN_SYSMACROS'] |
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if platform == 'windows': |
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cppdefines += [ |
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'WIN32', |
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'_WINDOWS', |
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#'_UNICODE', |
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#'UNICODE', |
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# http://msdn.microsoft.com/en-us/library/aa383745.aspx |
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('_WIN32_WINNT', '0x0A00'), |
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('WINVER', '0x0A00'), |
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] |
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if gcc_compat: |
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cppdefines += [('__MSVCRT_VERSION__', '0x0700')] |
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cppdefines += ['_USE_MATH_DEFINES'] |
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if msvc: |
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cppdefines += [ |
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'VC_EXTRALEAN', |
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'_USE_MATH_DEFINES', |
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'_CRT_SECURE_NO_WARNINGS', |
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'_CRT_SECURE_NO_DEPRECATE', |
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'_SCL_SECURE_NO_WARNINGS', |
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'_SCL_SECURE_NO_DEPRECATE', |
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'_ALLOW_KEYWORD_MACROS', |
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'_HAS_EXCEPTIONS=0', # Tell C++ STL to not use exceptions |
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] |
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if env['build'] in ('debug', 'checked'): |
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cppdefines += ['_DEBUG'] |
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if env['embedded']: |
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cppdefines += ['EMBEDDED_DEVICE'] |
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env.Append(CPPDEFINES = cppdefines) |
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# C compiler options |
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cflags = [] # C |
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cxxflags = [] # C++ |
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ccflags = [] # C & C++ |
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if gcc_compat: |
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if env['build'] == 'debug': |
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ccflags += ['-O0'] |
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else: |
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ccflags += ['-O3'] |
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if env['gcc']: |
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# gcc's builtin memcmp is slower than glibc's |
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# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052 |
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ccflags += ['-fno-builtin-memcmp'] |
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# Work around aliasing bugs - developers should comment this out |
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ccflags += ['-fno-strict-aliasing'] |
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ccflags += ['-g'] |
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if env['build'] in ('checked', 'profile') or env['asan']: |
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# See http://code.google.com/p/jrfonseca/wiki/Gprof2Dot#Which_options_should_I_pass_to_gcc_when_compiling_for_profiling? |
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ccflags += [ |
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'-fno-omit-frame-pointer', |
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] |
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if env['gcc']: |
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ccflags += ['-fno-optimize-sibling-calls'] |
|
if env['machine'] == 'x86': |
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ccflags += [ |
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'-m32', |
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#'-march=pentium4', |
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] |
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if platform != 'haiku': |
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# NOTE: We need to ensure stack is realigned given that we |
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# produce shared objects, and have no control over the stack |
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# alignment policy of the application. Therefore we need |
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# -mstackrealign ore -mincoming-stack-boundary=2. |
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# |
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# XXX: We could have SSE without -mstackrealign if we always used |
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# __attribute__((force_align_arg_pointer)), but that's not |
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# always the case. |
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ccflags += [ |
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'-mstackrealign', # ensure stack is aligned |
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'-msse', '-msse2', # enable SIMD intrinsics |
|
'-mfpmath=sse', # generate SSE floating-point arithmetic |
|
] |
|
if platform in ['windows', 'darwin']: |
|
# Workaround http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37216 |
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ccflags += ['-fno-common'] |
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if platform in ['haiku']: |
|
# Make optimizations compatible with Pentium or higher on Haiku |
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ccflags += [ |
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'-mstackrealign', # ensure stack is aligned |
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'-march=i586', # Haiku target is Pentium |
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'-mtune=i686' # use i686 where we can |
|
] |
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if env['machine'] == 'x86_64': |
|
ccflags += ['-m64'] |
|
if platform == 'darwin': |
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ccflags += ['-fno-common'] |
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if env['platform'] not in ('cygwin', 'haiku', 'windows'): |
|
ccflags += ['-fvisibility=hidden'] |
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# See also: |
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# - http://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html |
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ccflags += [ |
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'-Wall', |
|
'-Wno-long-long', |
|
'-fmessage-length=0', # be nice to Eclipse |
|
] |
|
cflags += [ |
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'-Werror=implicit-function-declaration', |
|
'-Werror=missing-prototypes', |
|
'-Werror=return-type', |
|
'-Werror=incompatible-pointer-types', |
|
] |
|
if platform == 'darwin' and host_platform.mac_ver()[0] >= '10.15': |
|
cflags += ['-std=gnu11'] |
|
else: |
|
cflags += ['-std=gnu99'] |
|
cxxflags += ['-std=c++14'] |
|
if icc: |
|
cflags += [ |
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'-std=gnu99', |
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] |
|
if msvc: |
|
# See also: |
|
# - http://msdn.microsoft.com/en-us/library/19z1t1wy.aspx |
|
# - cl /? |
|
if env['build'] == 'debug': |
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ccflags += [ |
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'/Od', # disable optimizations |
|
'/Oi', # enable intrinsic functions |
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] |
|
else: |
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ccflags += [ |
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'/O2', # optimize for speed |
|
] |
|
if env['build'] == 'release': |
|
if not env['clang']: |
|
ccflags += [ |
|
'/GL', # enable whole program optimization |
|
] |
|
else: |
|
ccflags += [ |
|
'/Oy-', # disable frame pointer omission |
|
] |
|
ccflags += [ |
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'/W3', # warning level |
|
'/wd4018', # signed/unsigned mismatch |
|
'/wd4056', # overflow in floating-point constant arithmetic |
|
'/wd4244', # conversion from 'type1' to 'type2', possible loss of data |
|
'/wd4267', # 'var' : conversion from 'size_t' to 'type', possible loss of data |
|
'/wd4305', # truncation from 'type1' to 'type2' |
|
'/wd4351', # new behavior: elements of array 'array' will be default initialized |
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'/wd4756', # overflow in constant arithmetic |
|
'/wd4800', # forcing value to bool 'true' or 'false' (performance warning) |
|
'/wd4996', # disable deprecated POSIX name warnings |
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] |
|
if env['clang']: |
|
ccflags += [ |
|
'-Wno-microsoft-enum-value', # enumerator value is not representable in underlying type 'int' |
|
] |
|
if env['machine'] == 'x86': |
|
ccflags += [ |
|
'/arch:SSE2', # use the SSE2 instructions (default since MSVC 2012) |
|
] |
|
if platform == 'windows': |
|
ccflags += [ |
|
# TODO |
|
] |
|
# Automatic pdb generation |
|
# See http://scons.tigris.org/issues/show_bug.cgi?id=1656 |
|
env.EnsureSConsVersion(0, 98, 0) |
|
env['PDB'] = '${TARGET.base}.pdb' |
|
env.Append(CCFLAGS = ccflags) |
|
env.Append(CFLAGS = cflags) |
|
env.Append(CXXFLAGS = cxxflags) |
|
|
|
if env['platform'] == 'windows' and msvc: |
|
# Choose the appropriate MSVC CRT |
|
# http://msdn.microsoft.com/en-us/library/2kzt1wy3.aspx |
|
if env['build'] in ('debug', 'checked'): |
|
env.Append(CCFLAGS = ['/MTd']) |
|
env.Append(SHCCFLAGS = ['/LDd']) |
|
else: |
|
env.Append(CCFLAGS = ['/MT']) |
|
env.Append(SHCCFLAGS = ['/LD']) |
|
|
|
# Static code analysis |
|
if env['analyze']: |
|
if env['msvc']: |
|
# http://msdn.microsoft.com/en-us/library/ms173498.aspx |
|
env.Append(CCFLAGS = [ |
|
'/analyze', |
|
#'/analyze:log', '${TARGET.base}.xml', |
|
'/wd28251', # Inconsistent annotation for function |
|
]) |
|
if env['clang']: |
|
# scan-build will produce more comprehensive output |
|
env.Append(CCFLAGS = ['--analyze']) |
|
|
|
# https://github.com/google/sanitizers/wiki/AddressSanitizer |
|
if env['asan']: |
|
if gcc_compat: |
|
env.Append(CCFLAGS = [ |
|
'-fsanitize=address', |
|
]) |
|
env.Append(LINKFLAGS = [ |
|
'-fsanitize=address', |
|
]) |
|
|
|
# Assembler options |
|
if gcc_compat: |
|
if env['machine'] == 'x86': |
|
env.Append(ASFLAGS = ['-m32']) |
|
if env['machine'] == 'x86_64': |
|
env.Append(ASFLAGS = ['-m64']) |
|
|
|
# Linker options |
|
linkflags = [] |
|
shlinkflags = [] |
|
if gcc_compat: |
|
if env['machine'] == 'x86': |
|
linkflags += ['-m32'] |
|
if env['machine'] == 'x86_64': |
|
linkflags += ['-m64'] |
|
if env['platform'] not in ('darwin'): |
|
shlinkflags += [ |
|
'-Wl,-Bsymbolic', |
|
] |
|
# Handle circular dependencies in the libraries |
|
if env['platform'] in ('darwin'): |
|
pass |
|
else: |
|
env['_LIBFLAGS'] = '-Wl,--start-group ' + env['_LIBFLAGS'] + ' -Wl,--end-group' |
|
if env['platform'] == 'windows': |
|
linkflags += [ |
|
'-Wl,--nxcompat', # DEP |
|
'-Wl,--dynamicbase', # ASLR |
|
] |
|
# Avoid depending on gcc runtime DLLs |
|
linkflags += ['-static-libgcc'] |
|
if 'w64' in env['CC'].split('-'): |
|
linkflags += ['-static-libstdc++'] |
|
# Handle the @xx symbol munging of DLL exports |
|
shlinkflags += ['-Wl,--enable-stdcall-fixup'] |
|
#shlinkflags += ['-Wl,--kill-at'] |
|
if msvc: |
|
if env['build'] == 'release' and not env['clang']: |
|
# enable Link-time Code Generation |
|
linkflags += ['/LTCG'] |
|
env.Append(ARFLAGS = ['/LTCG']) |
|
if platform == 'windows' and msvc: |
|
# See also: |
|
# - http://msdn2.microsoft.com/en-us/library/y0zzbyt4.aspx |
|
linkflags += [ |
|
'/fixed:no', |
|
'/incremental:no', |
|
'/dynamicbase', # ASLR |
|
'/nxcompat', # DEP |
|
] |
|
env.Append(LINKFLAGS = linkflags) |
|
env.Append(SHLINKFLAGS = shlinkflags) |
|
|
|
# We have C++ in several libraries, so always link with the C++ compiler |
|
if gcc_compat: |
|
env['LINK'] = env['CXX'] |
|
|
|
# Default libs |
|
libs = [] |
|
if env['platform'] in ('darwin', 'freebsd', 'linux', 'posix', 'sunos'): |
|
libs += ['m', 'pthread', 'dl'] |
|
if env['platform'] in ('linux',): |
|
libs += ['rt'] |
|
if env['platform'] in ('haiku'): |
|
libs += ['root', 'be', 'network', 'translation'] |
|
env.Append(LIBS = libs) |
|
|
|
# OpenMP |
|
if env['openmp']: |
|
if env['msvc']: |
|
env.Append(CCFLAGS = ['/openmp']) |
|
# When building openmp release VS2008 link.exe crashes with LNK1103 error. |
|
# Workaround: overwrite PDB flags with empty value as it isn't required anyways |
|
if env['build'] == 'release': |
|
env['PDB'] = '' |
|
if env['gcc']: |
|
env.Append(CCFLAGS = ['-fopenmp']) |
|
env.Append(LIBS = ['gomp']) |
|
|
|
# Load tools |
|
env.Tool('lex') |
|
if env['msvc']: |
|
env.Append(LEXFLAGS = [ |
|
# Force flex to use const keyword in prototypes, as relies on |
|
# __cplusplus or __STDC__ macro to determine whether it's safe to |
|
# use const keyword, but MSVC never defines __STDC__ unless we |
|
# disable all MSVC extensions. |
|
'-DYY_USE_CONST=', |
|
]) |
|
# Flex relies on __STDC_VERSION__>=199901L to decide when to include |
|
# C99 inttypes.h. We always have inttypes.h available with MSVC |
|
# (either the one bundled with MSVC 2013, or the one we bundle |
|
# ourselves), but we can't just define __STDC_VERSION__ without |
|
# breaking stuff, as MSVC doesn't fully support C99. There's also no |
|
# way to premptively include stdint. |
|
env.Append(CCFLAGS = ['-FIinttypes.h']) |
|
if host_platform.system() == 'Windows': |
|
# Prefer winflexbison binaries, as not only they are easier to install |
|
# (no additional dependencies), but also better Windows support. |
|
if check_prog(env, 'win_flex'): |
|
env["LEX"] = 'win_flex' |
|
env.Append(LEXFLAGS = [ |
|
# windows compatibility (uses <io.h> instead of <unistd.h> and |
|
# _isatty, _fileno functions) |
|
'--wincompat' |
|
]) |
|
|
|
env.Tool('yacc') |
|
if host_platform.system() == 'Windows': |
|
if check_prog(env, 'win_bison'): |
|
env["YACC"] = 'win_bison' |
|
|
|
if env['llvm']: |
|
env.Tool('llvm') |
|
|
|
# Custom builders and methods |
|
env.Tool('custom') |
|
env.AddMethod(install_program, 'InstallProgram') |
|
env.AddMethod(install_shared_library, 'InstallSharedLibrary') |
|
env.AddMethod(msvc2013_compat, 'MSVC2013Compat') |
|
env.AddMethod(unit_test, 'UnitTest') |
|
|
|
env.PkgCheckModules('X11', ['x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'glproto >= 1.4.13', 'dri2proto >= 2.8']) |
|
env.PkgCheckModules('XCB', ['x11-xcb', 'xcb-glx >= 1.8.1', 'xcb-dri2 >= 1.8']) |
|
env.PkgCheckModules('XF86VIDMODE', ['xxf86vm']) |
|
env.PkgCheckModules('DRM', ['libdrm >= 2.4.75']) |
|
|
|
if not os.path.exists("src/util/format_srgb.c"): |
|
print("Checking for Python Mako module (>= 0.8.0)... ", end='') |
|
try: |
|
import mako |
|
except ImportError: |
|
print("no") |
|
exit(1) |
|
if distutils.version.StrictVersion(mako.__version__) < distutils.version.StrictVersion('0.8.0'): |
|
print("no") |
|
exit(1) |
|
print("yes") |
|
|
|
if env['x11']: |
|
env.Append(CPPPATH = env['X11_CPPPATH']) |
|
|
|
env['dri'] = env['x11'] and env['drm'] |
|
|
|
# for debugging |
|
#print env.Dump() |
|
|
|
|
|
def exists(env): |
|
return 1
|
|
|