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('$SCRIPT', script_src
.path
)
119 code
= env
.Command(target
, source
, command
)
121 # Explicitly mark that the generated code depends on the generator,
122 # and on implicitly imported python modules
123 path
= (script_src
.get_dir(),)
125 deps
+= script_src
.get_implicit_deps(env
, python_scanner
, path
)
126 env
.Depends(code
, deps
)
128 # Running the Python script causes .pyc files to be generated in the
129 # source directory. When we clean up, they should go too. So add side
130 # effects for .pyc files
132 pyc
= env
.File(str(dep
) + 'c')
133 env
.SideEffect(pyc
, code
)
138 def createCodeGenerateMethod(env
):
139 env
.Append(SCANNERS
= python_scanner
)
140 env
.AddMethod(code_generate
, 'CodeGenerate')
143 def symlink(target
, source
, env
):
144 target
= str(target
[0])
145 source
= str(source
[0])
146 if os
.path
.islink(target
) or os
.path
.exists(target
):
148 os
.symlink(os
.path
.basename(source
), target
)
150 def install_shared_library(env
, source
, version
= ()):
151 source
= str(source
[0])
152 version
= tuple(map(str, version
))
153 target_dir
= os
.path
.join(env
.Dir('#.').srcnode().abspath
, env
['build'], 'lib')
154 target_name
= '.'.join((str(source
),) + version
)
155 last
= env
.InstallAs(os
.path
.join(target_dir
, target_name
), source
)
157 version
= version
[:-1]
158 target_name
= '.'.join((str(source
),) + version
)
159 action
= SCons
.Action
.Action(symlink
, "$TARGET -> $SOURCE")
160 last
= env
.Command(os
.path
.join(target_dir
, target_name
), last
, action
)
162 def createInstallMethods(env
):
163 env
.AddMethod(install_shared_library
, 'InstallSharedLibrary')
167 """Common environment generation code"""
169 # FIXME: this is already too late
170 #if env.get('quiet', False):
171 # quietCommandLines(env)
175 machine
= env
['machine']
176 platform
= env
['platform']
177 x86
= env
['machine'] == 'x86'
178 ppc
= env
['machine'] == 'ppc'
179 gcc
= env
['platform'] in ('linux', 'freebsd', 'darwin')
180 msvc
= env
['platform'] in ('windows', 'winddk', 'wince')
183 if platform
== 'winddk':
185 elif platform
== 'wince':
190 # Put build output in a separate dir, which depends on the current
191 # configuration. See also http://www.scons.org/wiki/AdvancedBuildExample
192 build_topdir
= 'build'
193 build_subdir
= env
['platform']
195 build_subdir
+= "-dri"
197 build_subdir
+= "-llvm"
198 if env
['machine'] != 'generic':
199 build_subdir
+= '-' + env
['machine']
201 build_subdir
+= "-debug"
203 build_subdir
+= "-profile"
204 build_dir
= os
.path
.join(build_topdir
, build_subdir
)
205 # Place the .sconsign file in the build dir too, to avoid issues with
206 # different scons versions building the same source file
207 env
['build'] = build_dir
208 env
.SConsignFile(os
.path
.join(build_dir
, '.sconsign'))
210 # C preprocessor options
213 cppdefines
+= ['DEBUG']
215 cppdefines
+= ['NDEBUG']
217 cppdefines
+= ['PROFILE']
218 if platform
== 'windows':
224 # http://msdn2.microsoft.com/en-us/library/6dwk3a1z.aspx,
225 'WIN32_LEAN_AND_MEAN',
227 '_CRT_SECURE_NO_DEPRECATE',
230 cppdefines
+= ['_DEBUG']
231 if platform
== 'winddk':
232 # Mimic WINDDK's builtin flags. See also:
233 # - WINDDK's bin/makefile.new i386mk.inc for more info.
234 # - buildchk_wxp_x86.log files, generated by the WINDDK's build
235 # - http://alter.org.ua/docs/nt_kernel/vc8_proj/
240 ('CONDITION_HANDLING', '1'),
245 ('_WIN32_WINNT', '0x0501'), # minimum required OS version
246 ('WINVER', '0x0501'),
247 ('_WIN32_IE', '0x0603'),
248 ('WIN32_LEAN_AND_MEAN', '1'),
250 ('__BUILDMACHINE__', 'WinDDK'),
254 cppdefines
+= [('DBG', 1)]
255 if platform
== 'wince':
257 '_CRT_SECURE_NO_DEPRECATE',
262 ('_WIN32_WCE', '0x600'),
270 ('INTLMSG_CODEPAGE', '1252'),
272 if platform
== 'windows':
273 cppdefines
+= ['PIPE_SUBSYSTEM_WINDOWS_USER']
274 if platform
== 'winddk':
275 cppdefines
+= ['PIPE_SUBSYSTEM_WINDOWS_DISPLAY']
276 if platform
== 'wince':
277 cppdefines
+= ['PIPE_SUBSYSTEM_WINDOWS_CE']
278 env
.Append(CPPDEFINES
= cppdefines
)
280 # C preprocessor includes
281 if platform
== 'winddk':
282 env
.Append(CPPPATH
= [
293 cflags
+= ['-O0', '-g3']
295 cflags
+= ['-O3', '-g3']
298 if env
['machine'] == 'x86':
302 '-mmmx', '-msse', '-msse2', # enable SIMD intrinsics
305 if env
['machine'] == 'x86_64':
309 '-Wmissing-prototypes',
313 '-fmessage-length=0', # be nice to Eclipse
317 # - http://msdn.microsoft.com/en-us/library/19z1t1wy.aspx
321 '/Od', # disable optimizations
322 '/Oi', # enable intrinsic functions
323 '/Oy-', # disable frame pointer omission
327 '/Ox', # maximum optimizations
328 '/Oi', # enable intrinsic functions
329 '/Ot', # favor code speed
330 #'/fp:fast', # fast floating point
334 '/Gh', # enable _penter hook function
335 '/GH', # enable _pexit hook function
338 '/W3', # warning level
339 #'/Wp64', # enable 64 bit porting warnings
341 if env
['machine'] == 'x86':
343 #'/QIfist', # Suppress _ftol
344 #'/arch:SSE2', # use the SSE2 instructions
346 if platform
== 'windows':
350 if platform
== 'winddk':
352 '/Zl', # omit default library name in .OBJ
353 '/Zp8', # 8bytes struct member alignment
354 '/Gy', # separate functions for linker
355 '/Gm-', # disable minimal rebuild
356 '/WX', # treat warnings as errors
357 '/Gz', # __stdcall Calling convention
358 '/GX-', # disable C++ EH
359 '/GR-', # disable C++ RTTI
360 '/GF', # enable read-only string pooling
361 '/G6', # optimize for PPro, P-II, P-III
362 '/Ze', # enable extensions
363 '/Gi-', # disable incremental compilation
364 '/QIfdiv-', # disable Pentium FDIV fix
365 '/hotpatch', # prepares an image for hotpatching.
366 #'/Z7', #enable old-style debug info
368 if platform
== 'wince':
369 # See also C:\WINCE600\public\common\oak\misc\makefile.def
371 '/Zl', # omit default library name in .OBJ
372 '/GF', # enable read-only string pooling
373 '/GR-', # disable C++ RTTI
374 '/GS', # enable security checks
375 # Allow disabling language conformance to maintain backward compat
376 #'/Zc:wchar_t-', # don't force wchar_t as native type, instead of typedef
377 #'/Zc:forScope-', # don't enforce Standard C++ for scoping rules
383 # Automatic pdb generation
384 # See http://scons.tigris.org/issues/show_bug.cgi?id=1656
385 env
.EnsureSConsVersion(0, 98, 0)
386 env
['PDB'] = '${TARGET.base}.pdb'
387 env
.Append(CFLAGS
= cflags
)
388 env
.Append(CXXFLAGS
= cflags
)
392 if env
['machine'] == 'x86':
393 env
.Append(ASFLAGS
= ['-m32'])
394 if env
['machine'] == 'x86_64':
395 env
.Append(ASFLAGS
= ['-m64'])
400 if env
['machine'] == 'x86':
401 linkflags
+= ['-m32']
402 if env
['machine'] == 'x86_64':
403 linkflags
+= ['-m64']
404 if platform
== 'winddk':
406 # - http://msdn2.microsoft.com/en-us/library/y0zzbyt4.aspx
409 '/merge:_TEXT=.text',
413 '/ignore:4198,4010,4037,4039,4065,4070,4078,4087,4089,4221',
426 '/stack:0x40000,0x1000',
429 '/subsystem:native,5.01',
432 '/entry:DrvEnableDriver',
436 '/MAP', # http://msdn.microsoft.com/en-us/library/k7xkk3e2.aspx
438 if platform
== 'wince':
443 '/entry:_DllMainCRTStartup',
445 env
.Append(LINKFLAGS
= linkflags
)
448 env
.Append(LIBS
= [])
450 # Custom builders and methods
451 createConvenienceLibBuilder(env
)
452 createCodeGenerateMethod(env
)
453 createInstallMethods(env
)