3 Frontend-tool for Gallium3D architecture.
8 # Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
11 # Permission is hereby granted, free of charge, to any person obtaining a
12 # copy of this software and associated documentation files (the
13 # "Software"), to deal in the Software without restriction, including
14 # without limitation the rights to use, copy, modify, merge, publish,
15 # distribute, sub license, and/or sell copies of the Software, and to
16 # permit persons to whom the Software is furnished to do so, subject to
17 # the following conditions:
19 # The above copyright notice and this permission notice (including the
20 # next paragraph) shall be included in all copies or substantial portions
23 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
24 # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
26 # IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
27 # ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
28 # TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
29 # SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
42 def quietCommandLines(env):
44 # See also http://www.scons.org/wiki/HidingCommandLinesInOutput
45 env['CCCOMSTR'] = "Compiling $SOURCE ..."
46 env['CXXCOMSTR'] = "Compiling $SOURCE ..."
47 env['ARCOMSTR'] = "Archiving $TARGET ..."
48 env['RANLIBCOMSTR'] = ""
49 env['LINKCOMSTR'] = "Linking $TARGET ..."
52 def createConvenienceLibBuilder(env):
53 """This is a utility function that creates the ConvenienceLibrary
54 Builder in an Environment if it is not there already.
56 If it is already there, we return the existing one.
58 Based on the stock StaticLibrary and SharedLibrary builders.
62 convenience_lib = env['BUILDERS']['ConvenienceLibrary']
64 action_list = [ SCons.Action.Action("$ARCOM", "$ARCOMSTR") ]
65 if env.Detect('ranlib'):
66 ranlib_action = SCons.Action.Action("$RANLIBCOM", "$RANLIBCOMSTR")
67 action_list.append(ranlib_action)
69 convenience_lib = SCons.Builder.Builder(action = action_list,
70 emitter = '$LIBEMITTER',
71 prefix = '$LIBPREFIX',
72 suffix = '$LIBSUFFIX',
73 src_suffix = '$SHOBJSUFFIX',
74 src_builder = 'SharedObject')
75 env['BUILDERS']['ConvenienceLibrary'] = convenience_lib
77 return convenience_lib
80 # TODO: handle import statements with multiple modules
81 # TODO: handle from import statements
82 import_re = re.compile(r'^import\s+(\S+)$', re.M)
84 def python_scan(node, env, path):
85 # http://www.scons.org/doc/0.98.5/HTML/scons-user/c2781.html#AEN2789
86 contents = node.get_contents()
87 source_dir = node.get_dir()
88 imports = import_re.findall(contents)
92 file = os.path.join(str(dir), imp.replace('.', os.sep) + '.py')
93 if os.path.exists(file):
94 results.append(env.File(file))
96 file = os.path.join(str(dir), imp.replace('.', os.sep), '__init__.py')
97 if os.path.exists(file):
98 results.append(env.File(file))
102 python_scanner = SCons.Scanner.Scanner(function = python_scan, skeys = ['.py'])
105 def code_generate(env, script, target, source, command):
106 """Method to simplify code generation via python scripts.
108 http://www.scons.org/wiki/UsingCodeGenerators
109 http://www.scons.org/doc/0.98.5/HTML/scons-user/c2768.html
112 # We're generating code using Python scripts, so we have to be
113 # careful with our scons elements. This entry represents
114 # the generator file *in the source directory*.
115 script_src = env.File(script).srcnode()
117 # This command creates generated code *in the build directory*.
118 command = command.replace('$SCRIPT', script_src.path)
119 code = env.Command(target, source, command)
121 # Explicitly mark that the generated code depends on the generator,
122 # and on implicitly imported python modules
123 path = (script_src.get_dir(),)
125 deps += script_src.get_implicit_deps(env, python_scanner, path)
126 env.Depends(code, deps)
128 # Running the Python script causes .pyc files to be generated in the
129 # source directory. When we clean up, they should go too. So add side
130 # effects for .pyc files
132 pyc = env.File(str(dep) + 'c')
133 env.SideEffect(pyc, code)
138 def createCodeGenerateMethod(env):
139 env.Append(SCANNERS = python_scanner)
140 env.AddMethod(code_generate, 'CodeGenerate')
144 """Common environment generation code"""
146 # FIXME: this is already too late
147 #if env.get('quiet', False):
148 # quietCommandLines(env)
152 machine = env['machine']
153 platform = env['platform']
154 x86 = env['machine'] == 'x86'
155 gcc = env['platform'] in ('linux', 'freebsd', 'darwin')
156 msvc = env['platform'] in ('windows', 'winddk', 'wince')
159 if platform == 'winddk':
161 elif platform == 'wince':
166 # Put build output in a separate dir, which depends on the current
167 # configuration. See also http://www.scons.org/wiki/AdvancedBuildExample
168 build_topdir = 'build'
169 build_subdir = env['platform']
171 build_subdir += "-dri"
173 build_subdir += "-llvm"
174 if env['machine'] != 'generic':
175 build_subdir += '-' + env['machine']
177 build_subdir += "-debug"
179 build_subdir += "-profile"
180 build_dir = os.path.join(build_topdir, build_subdir)
181 # Place the .sconsign file in the build dir too, to avoid issues with
182 # different scons versions building the same source file
183 env['build'] = build_dir
184 env.SConsignFile(os.path.join(build_dir, '.sconsign'))
186 # C preprocessor options
189 cppdefines += ['DEBUG']
191 cppdefines += ['NDEBUG']
193 cppdefines += ['PROFILE']
194 if platform == 'windows':
200 # http://msdn2.microsoft.com/en-us/library/6dwk3a1z.aspx,
201 'WIN32_LEAN_AND_MEAN',
203 '_CRT_SECURE_NO_DEPRECATE',
206 cppdefines += ['_DEBUG']
207 if platform == 'winddk':
208 # Mimic WINDDK's builtin flags. See also:
209 # - WINDDK's bin/makefile.new i386mk.inc for more info.
210 # - buildchk_wxp_x86.log files, generated by the WINDDK's build
211 # - http://alter.org.ua/docs/nt_kernel/vc8_proj/
216 ('CONDITION_HANDLING', '1'),
221 ('_WIN32_WINNT', '0x0501'), # minimum required OS version
222 ('WINVER', '0x0501'),
223 ('_WIN32_IE', '0x0603'),
224 ('WIN32_LEAN_AND_MEAN', '1'),
226 ('__BUILDMACHINE__', 'WinDDK'),
230 cppdefines += [('DBG', 1)]
231 if platform == 'wince':
233 '_CRT_SECURE_NO_DEPRECATE',
238 ('_WIN32_WCE', '0x600'),
246 ('INTLMSG_CODEPAGE', '1252'),
248 if platform == 'windows':
249 cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_USER']
250 if platform == 'winddk':
251 cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_DISPLAY']
252 if platform == 'wince':
253 cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_CE']
254 env.Append(CPPDEFINES = cppdefines)
256 # C preprocessor includes
257 if platform == 'winddk':
258 env.Append(CPPPATH = [
269 cflags += ['-O0', '-g3']
271 cflags += ['-O3', '-g3']
274 if env['machine'] == 'x86':
278 '-mmmx', '-msse', '-msse2', # enable SIMD intrinsics
281 if env['machine'] == 'x86_64':
285 '-Wmissing-prototypes',
289 '-fmessage-length=0', # be nice to Eclipse
293 # - http://msdn2.microsoft.com/en-us/library/y0zzbyt4.aspx
297 '/Od', # disable optimizations
298 '/Oi', # enable intrinsic functions
299 '/Oy-', # disable frame pointer omission
303 '/Ox', # maximum optimizations
304 '/Oi', # enable intrinsic functions
305 '/Os', # favor code space
309 '/Gh', # enable _penter hook function
310 '/GH', # enable _pexit hook function
313 '/W3', # warning level
314 #'/Wp64', # enable 64 bit porting warnings
316 if platform == 'windows':
320 if platform == 'winddk':
322 '/Zl', # omit default library name in .OBJ
323 '/Zp8', # 8bytes struct member alignment
324 '/Gy', # separate functions for linker
325 '/Gm-', # disable minimal rebuild
326 '/WX', # treat warnings as errors
327 '/Gz', # __stdcall Calling convention
328 '/GX-', # disable C++ EH
329 '/GR-', # disable C++ RTTI
330 '/GF', # enable read-only string pooling
331 '/G6', # optimize for PPro, P-II, P-III
332 '/Ze', # enable extensions
333 '/Gi-', # disable incremental compilation
334 '/QIfdiv-', # disable Pentium FDIV fix
335 '/hotpatch', # prepares an image for hotpatching.
336 #'/Z7', #enable old-style debug info
338 if platform == 'wince':
339 # See also C:\WINCE600\public\common\oak\misc\makefile.def
341 '/Zl', # omit default library name in .OBJ
342 '/GF', # enable read-only string pooling
343 '/GR-', # disable C++ RTTI
344 '/GS', # enable security checks
345 # Allow disabling language conformance to maintain backward compat
346 #'/Zc:wchar_t-', # don't force wchar_t as native type, instead of typedef
347 #'/Zc:forScope-', # don't enforce Standard C++ for scoping rules
353 # Automatic pdb generation
354 # See http://scons.tigris.org/issues/show_bug.cgi?id=1656
355 env.EnsureSConsVersion(0, 98, 0)
356 env['PDB'] = '${TARGET.base}.pdb'
357 env.Append(CFLAGS = cflags)
358 env.Append(CXXFLAGS = cflags)
362 if env['machine'] == 'x86':
363 env.Append(ASFLAGS = ['-m32'])
364 if env['machine'] == 'x86_64':
365 env.Append(ASFLAGS = ['-m64'])
370 if env['machine'] == 'x86':
371 linkflags += ['-m32']
372 if env['machine'] == 'x86_64':
373 linkflags += ['-m64']
374 if platform == 'winddk':
376 # - http://msdn2.microsoft.com/en-us/library/y0zzbyt4.aspx
379 '/merge:_TEXT=.text',
383 '/ignore:4198,4010,4037,4039,4065,4070,4078,4087,4089,4221',
396 '/stack:0x40000,0x1000',
399 '/subsystem:native,5.01',
402 '/entry:DrvEnableDriver',
406 '/MAP', # http://msdn.microsoft.com/en-us/library/k7xkk3e2.aspx
408 if platform == 'wince':
413 '/entry:_DllMainCRTStartup',
415 env.Append(LINKFLAGS = linkflags)
418 env.Append(LIBS = [])
420 # Custom builders and methods
421 createConvenienceLibBuilder(env)
422 createCodeGenerateMethod(env)