"""
#
-# Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+# Copyright 2008 VMware, Inc.
# All Rights Reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
-# IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+# IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
return 1
+def get_cc_version(env):
+ # Get the first line of `$CC --version`
+ pipe = SCons.Action._subproc(env, [env['CC'], '--version'],
+ stdin = 'devnull',
+ stderr = 'devnull',
+ stdout = subprocess.PIPE)
+ if pipe.wait() != 0:
+ return ''
+
+ line = pipe.stdout.readline()
+ return line
+
+
def generate(env):
"""Common environment generation code"""
if os.environ.has_key('CC'):
env['CC'] = os.environ['CC']
# Update CCVERSION to match
- pipe = SCons.Action._subproc(env, [env['CC'], '--version'],
- stdin = 'devnull',
- stderr = 'devnull',
- stdout = subprocess.PIPE)
- if pipe.wait() == 0:
- line = pipe.stdout.readline()
+ line = get_cc_version(env)
+ if line:
match = re.search(r'[0-9]+(\.[0-9]+)+', line)
if match:
env['CCVERSION'] = match.group(0)
if os.environ.has_key('LDFLAGS'):
env['LINKFLAGS'] += SCons.Util.CLVar(os.environ['LDFLAGS'])
- env['gcc'] = 'gcc' in os.path.basename(env['CC']).split('-')
+ # Detect gcc/clang not by executable name, but through `--version` option,
+ # to avoid drawing wrong conclusions when using tools that overrice CC/CXX
+ # like scan-build.
+ cc_version = get_cc_version(env)
+ cc_version_words = cc_version.split()
+
+ env['gcc'] = 'gcc' in cc_version_words
env['msvc'] = env['CC'] == 'cl'
env['suncc'] = env['platform'] == 'sunos' and os.path.basename(env['CC']) == 'cc'
+ env['clang'] = 'clang' in cc_version_words
+ env['icc'] = 'icc' == os.path.basename(env['CC'])
if env['msvc'] and env['toolchain'] == 'default' and env['machine'] == 'x86_64':
# MSVC x64 support is broken in earlier versions of scons
platform = env['platform']
x86 = env['machine'] == 'x86'
ppc = env['machine'] == 'ppc'
- gcc = env['gcc']
+ gcc_compat = env['gcc'] or env['clang']
msvc = env['msvc']
suncc = env['suncc']
+ icc = env['icc']
# Determine whether we are cross compiling; in particular, whether we need
# to compile code generators with a different compiler as the target code.
'_SVID_SOURCE',
'_BSD_SOURCE',
'_GNU_SOURCE',
- 'PTHREADS',
+ 'HAVE_PTHREAD',
'HAVE_POSIX_MEMALIGN',
]
if env['platform'] == 'darwin':
cppdefines += ['HAVE_ALIAS']
else:
cppdefines += ['GLX_ALIAS_UNSUPPORTED']
+ if env['platform'] == 'haiku':
+ cppdefines += [
+ 'HAVE_PTHREAD',
+ 'HAVE_POSIX_MEMALIGN'
+ ]
if platform == 'windows':
cppdefines += [
'WIN32',
('_WIN32_WINNT', '0x0601'),
('WINVER', '0x0601'),
]
- if gcc:
+ if gcc_compat:
cppdefines += [('__MSVCRT_VERSION__', '0x0700')]
if msvc:
cppdefines += [
'_CRT_SECURE_NO_DEPRECATE',
'_SCL_SECURE_NO_WARNINGS',
'_SCL_SECURE_NO_DEPRECATE',
+ '_ALLOW_KEYWORD_MACROS',
]
if env['build'] in ('debug', 'checked'):
cppdefines += ['_DEBUG']
if platform == 'windows':
cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_USER']
- if platform == 'haiku':
- cppdefines += ['BEOS_THREADS']
if env['embedded']:
cppdefines += ['PIPE_SUBSYSTEM_EMBEDDED']
+ if env['texture_float']:
+ print 'warning: Floating-point textures enabled.'
+ print 'warning: Please consult docs/patents.txt with your lawyer before building Mesa.'
+ cppdefines += ['TEXTURE_FLOAT_ENABLED']
env.Append(CPPDEFINES = cppdefines)
# C compiler options
cflags = [] # C
cxxflags = [] # C++
ccflags = [] # C & C++
- if gcc:
+ if gcc_compat:
ccversion = env['CCVERSION']
if env['build'] == 'debug':
ccflags += ['-O0']
- elif ccversion.startswith('4.2.'):
+ elif env['gcc'] and ccversion.startswith('4.2.'):
# gcc 4.2.x optimizer is broken
print "warning: gcc 4.2.x optimizer is broken -- disabling optimizations"
ccflags += ['-O0']
else:
ccflags += ['-O3']
- # gcc's builtin memcmp is slower than glibc's
- # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
- ccflags += ['-fno-builtin-memcmp']
+ if env['gcc']:
+ # gcc's builtin memcmp is slower than glibc's
+ # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
+ ccflags += ['-fno-builtin-memcmp']
# Work around aliasing bugs - developers should comment this out
ccflags += ['-fno-strict-aliasing']
ccflags += ['-g']
# See http://code.google.com/p/jrfonseca/wiki/Gprof2Dot#Which_options_should_I_pass_to_gcc_when_compiling_for_profiling?
ccflags += [
'-fno-omit-frame-pointer',
- '-fno-optimize-sibling-calls',
]
+ if env['gcc']:
+ ccflags += ['-fno-optimize-sibling-calls']
if env['machine'] == 'x86':
ccflags += [
'-m32',
ccflags += [
'-mstackrealign', # ensure stack is aligned
'-march=i586', # Haiku target is Pentium
- '-mtune=i686', # use i686 where we can
- '-mmmx' # use mmx math where we can
+ '-mtune=i686' # use i686 where we can
]
if env['machine'] == 'x86_64':
ccflags += ['-m64']
if platform == 'darwin':
ccflags += ['-fno-common']
- if env['platform'] not in ('windows', 'haiku'):
+ if env['platform'] not in ('cygwin', 'haiku', 'windows'):
ccflags += ['-fvisibility=hidden']
# See also:
# - http://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html
ccflags += [
'-Wall',
'-Wno-long-long',
- '-ffast-math',
'-fmessage-length=0', # be nice to Eclipse
]
cflags += [
cflags += [
'-Wdeclaration-after-statement',
]
+ if icc:
+ cflags += [
+ '-std=gnu99',
+ ]
if msvc:
# See also:
# - http://msdn.microsoft.com/en-us/library/19z1t1wy.aspx
ccflags += [
'/Od', # disable optimizations
'/Oi', # enable intrinsic functions
- '/Oy-', # disable frame pointer omission
]
else:
+ if 'MSVC_VERSION' in env and distutils.version.LooseVersion(env['MSVC_VERSION']) < distutils.version.LooseVersion('11.0'):
+ print 'scons: warning: Visual Studio versions prior to 2012 are known to produce incorrect code when optimizations are enabled ( https://bugs.freedesktop.org/show_bug.cgi?id=58718 )'
ccflags += [
'/O2', # optimize for speed
]
]
else:
ccflags += [
+ '/Oy-', # disable frame pointer omission
'/GL-', # disable whole program optimization
]
ccflags += [
- '/fp:fast', # fast floating point
'/W3', # warning level
#'/Wp64', # enable 64 bit porting warnings
'/wd4996', # disable deprecated POSIX name warnings
env.Append(SHCCFLAGS = ['/LD'])
# Assembler options
- if gcc:
+ if gcc_compat:
if env['machine'] == 'x86':
env.Append(ASFLAGS = ['-m32'])
if env['machine'] == 'x86_64':
# Linker options
linkflags = []
shlinkflags = []
- if gcc:
+ if gcc_compat:
if env['machine'] == 'x86':
linkflags += ['-m32']
if env['machine'] == 'x86_64':
env.Append(SHLINKFLAGS = shlinkflags)
# We have C++ in several libraries, so always link with the C++ compiler
- if env['gcc']:
+ if gcc_compat:
env['LINK'] = env['CXX']
# Default libs
libs = []
- if env['platform'] in ('posix', 'linux', 'freebsd', 'darwin'):
+ 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
createInstallMethods(env)
env.PkgCheckModules('X11', ['x11', 'xext', 'xdamage', 'xfixes'])
- env.PkgCheckModules('XCB', ['x11-xcb', 'xcb-glx'])
+ env.PkgCheckModules('XCB', ['x11-xcb', 'xcb-glx >= 1.8.1'])
env.PkgCheckModules('XF86VIDMODE', ['xxf86vm'])
- env.PkgCheckModules('DRM', ['libdrm >= 2.4.24'])
- env.PkgCheckModules('DRM_INTEL', ['libdrm_intel >= 2.4.30'])
- env.PkgCheckModules('DRM_RADEON', ['libdrm_radeon >= 2.4.31'])
- env.PkgCheckModules('XORG', ['xorg-server >= 1.6.0'])
- env.PkgCheckModules('KMS', ['libkms >= 2.4.24'])
- env.PkgCheckModules('UDEV', ['libudev > 150'])
+ env.PkgCheckModules('DRM', ['libdrm >= 2.4.38'])
+ env.PkgCheckModules('DRM_INTEL', ['libdrm_intel >= 2.4.52'])
+ env.PkgCheckModules('UDEV', ['libudev >= 151'])
env['dri'] = env['x11'] and env['drm']
projects / mesa.git / blobdiff