import SCons.Builder
import SCons.Scanner
+import fixes
+
def quietCommandLines(env):
# Quiet command lines
# See also http://www.scons.org/wiki/HidingCommandLinesInOutput
- env['ASCOMSTR'] = "Assembling $SOURCE ..."
- env['CCCOMSTR'] = "Compiling $SOURCE ..."
- env['SHCCCOMSTR'] = "Compiling $SOURCE ..."
- env['CXXCOMSTR'] = "Compiling $SOURCE ..."
- env['SHCXXCOMSTR'] = "Compiling $SOURCE ..."
- env['ARCOMSTR'] = "Archiving $TARGET ..."
- env['RANLIBCOMSTR'] = "Indexing $TARGET ..."
- env['LINKCOMSTR'] = "Linking $TARGET ..."
- env['SHLINKCOMSTR'] = "Linking $TARGET ..."
- env['LDMODULECOMSTR'] = "Linking $TARGET ..."
- env['SWIGCOMSTR'] = "Generating $TARGET ..."
+ env['ASCOMSTR'] = " Assembling $SOURCE ..."
+ env['ASPPCOMSTR'] = " Assembling $SOURCE ..."
+ env['CCCOMSTR'] = " Compiling $SOURCE ..."
+ env['SHCCCOMSTR'] = " Compiling $SOURCE ..."
+ env['CXXCOMSTR'] = " Compiling $SOURCE ..."
+ env['SHCXXCOMSTR'] = " Compiling $SOURCE ..."
+ env['ARCOMSTR'] = " Archiving $TARGET ..."
+ env['RANLIBCOMSTR'] = " Indexing $TARGET ..."
+ env['LINKCOMSTR'] = " Linking $TARGET ..."
+ env['SHLINKCOMSTR'] = " Linking $TARGET ..."
+ env['LDMODULECOMSTR'] = " Linking $TARGET ..."
+ env['SWIGCOMSTR'] = " Generating $TARGET ..."
def createConvenienceLibBuilder(env):
env.Append(CPPDEFINES = cppdefines)
# C compiler options
- cflags = []
+ cflags = [] # C
+ cxxflags = [] # C++
+ ccflags = [] # C & C++
if gcc:
if debug:
- cflags += ['-O0', '-g3']
- elif env['toolchain'] == 'crossmingw':
- cflags += ['-O0', '-g3'] # mingw 4.2.1 optimizer is broken
+ ccflags += ['-O0', '-g3']
+ elif env['CCVERSION'].startswith('4.2.'):
+ # gcc 4.2.x optimizer is broken
+ print "warning: gcc 4.2.x optimizer is broken -- disabling optimizations"
+ ccflags += ['-O0', '-g3']
else:
- cflags += ['-O3', '-g3']
+ ccflags += ['-O3', '-g3']
if env['profile']:
- cflags += ['-pg']
+ # 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['machine'] == 'x86':
- cflags += [
+ ccflags += [
'-m32',
#'-march=pentium4',
- '-mmmx', '-msse', '-msse2', # enable SIMD intrinsics
#'-mfpmath=sse',
]
+ if platform != 'windows':
+ # XXX: -mstackrealign causes stack corruption on MinGW. Ditto
+ # for -mincoming-stack-boundary=2. Still enable it on other
+ # platforms for now, but we can't rely on it for cross platform
+ # code. We have to use __attribute__((force_align_arg_pointer))
+ # instead.
+ ccflags += [
+ '-mmmx', '-msse', '-msse2', # enable SIMD intrinsics
+ '-mstackrealign', # ensure stack is aligned
+ ]
if env['machine'] == 'x86_64':
- cflags += ['-m64']
+ ccflags += ['-m64']
# See also:
# - http://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html
- cflags += [
- '-Werror=declaration-after-statement',
+ ccflags += [
'-Wall',
- '-Wmissing-prototypes',
'-Wmissing-field-initializers',
'-Wpointer-arith',
'-Wno-long-long',
'-ffast-math',
- '-std=gnu99',
'-fmessage-length=0', # be nice to Eclipse
]
+ cflags += [
+ '-Werror=declaration-after-statement',
+ '-Wmissing-prototypes',
+ '-std=gnu99',
+ ]
if msvc:
# See also:
# - http://msdn.microsoft.com/en-us/library/19z1t1wy.aspx
# - cl /?
if debug:
- cflags += [
+ ccflags += [
'/Od', # disable optimizations
'/Oi', # enable intrinsic functions
'/Oy-', # disable frame pointer omission
'/GL-', # disable whole program optimization
]
else:
- if env['machine'] == 'x86_64':
- cflags += [
- # Same as /O2, but without global optimizations or auto-inlining
- # http://msdn.microsoft.com/en-us/library/8f8h5cxt.aspx
- '/Ob1', # enable inline expansion, disable auto-inlining
- '/Oi', # enable intrinsic functions
- '/Ot', # favors fast code
- '/Oy', # omit frame pointer
- '/Gs', # enable stack probes
- '/GF', # eliminate duplicate strings
- '/Gy', # enable function-level linking
- ]
- else:
- cflags += [
- '/O2', # optimize for speed
- ]
- cflags += [
+ ccflags += [
+ '/O2', # optimize for speed
#'/fp:fast', # fast floating point
]
if env['profile']:
- cflags += [
+ ccflags += [
'/Gh', # enable _penter hook function
'/GH', # enable _pexit hook function
]
- cflags += [
+ ccflags += [
'/W3', # warning level
#'/Wp64', # enable 64 bit porting warnings
]
if env['machine'] == 'x86':
- cflags += [
+ ccflags += [
#'/QIfist', # Suppress _ftol
#'/arch:SSE2', # use the SSE2 instructions
]
if platform == 'windows':
- cflags += [
+ ccflags += [
# TODO
]
if platform == 'winddk':
- cflags += [
+ ccflags += [
'/Zl', # omit default library name in .OBJ
'/Zp8', # 8bytes struct member alignment
'/Gy', # separate functions for linker
]
if platform == 'wince':
# See also C:\WINCE600\public\common\oak\misc\makefile.def
- cflags += [
+ ccflags += [
'/Zl', # omit default library name in .OBJ
'/GF', # enable read-only string pooling
'/GR-', # disable C++ RTTI
# 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 = cflags)
+ env.Append(CXXFLAGS = cxxflags)
if env['platform'] == 'windows' and msvc:
# Choose the appropriate MSVC CRT
# Linker options
linkflags = []
+ shlinkflags = []
if gcc:
if env['machine'] == 'x86':
linkflags += ['-m32']
if env['machine'] == 'x86_64':
linkflags += ['-m64']
+ shlinkflags += [
+ '-Wl,-Bsymbolic',
+ ]
+ # Handle circular dependencies in the libraries
+ env['_LIBFLAGS'] = '-Wl,--start-group ' + env['_LIBFLAGS'] + ' -Wl,--end-group'
if platform == 'windows' and msvc:
# See also:
# - http://msdn2.microsoft.com/en-us/library/y0zzbyt4.aspx
'/entry:_DllMainCRTStartup',
]
env.Append(LINKFLAGS = linkflags)
+ env.Append(SHLINKFLAGS = shlinkflags)
# Default libs
env.Append(LIBS = [])