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  1. import common
  2.  
  3. Import('*')
  4.  
  5. from sys import executable as python_cmd
  6.  
  7. env = env.Clone()
  8.  
  9. env.MSVC2013Compat()
  10.  
  11. env.Prepend(CPPPATH = [
  12.     '#include',
  13.     '#src',
  14.     '#src/mapi',
  15.     '#src/mesa',
  16.     '#src/gallium/include',
  17.     '#src/gallium/auxiliary',
  18.     '#src/glsl',
  19.     '#src/glsl/glcpp',
  20. ])
  21.  
  22. env.Prepend(LIBS = [mesautil])
  23.  
  24. # Make glcpp-parse.h and glsl_parser.h reachable from the include path.
  25. env.Append(CPPPATH = [Dir('.').abspath, Dir('glcpp').abspath])
  26.  
  27. glcpp_env = env.Clone()
  28. glcpp_env.Append(YACCFLAGS = [
  29.     '-d',
  30.     '-p', 'glcpp_parser_'
  31. ])
  32.  
  33. glsl_env = env.Clone()
  34. glsl_env.Append(YACCFLAGS = [
  35.     '--defines=%s' % File('glsl_parser.h').abspath,
  36.     '-p', '_mesa_glsl_',
  37. ])
  38.  
  39. # without this line scons will expect "glsl_parser.hpp" instead of
  40. # "glsl_parser.h", causing glsl_parser.cpp to be regenerated every time
  41. glsl_env['YACCHXXFILESUFFIX'] = '.h'
  42.  
  43. glcpp_lexer = glcpp_env.CFile('glcpp/glcpp-lex.c', 'glcpp/glcpp-lex.l')
  44. glcpp_parser = glcpp_env.CFile('glcpp/glcpp-parse.c', 'glcpp/glcpp-parse.y')
  45. glsl_lexer = glsl_env.CXXFile('glsl_lexer.cpp', 'glsl_lexer.ll')
  46. glsl_parser = glsl_env.CXXFile('glsl_parser.cpp', 'glsl_parser.yy')
  47.  
  48. # common generated sources
  49. glsl_sources = [
  50.     glcpp_lexer,
  51.     glcpp_parser[0],
  52.     glsl_lexer,
  53.     glsl_parser[0],
  54. ]
  55.  
  56. # parse Makefile.sources
  57. source_lists = env.ParseSourceList('Makefile.sources')
  58.  
  59. # add non-generated sources
  60. for l in ('LIBGLCPP_FILES', 'LIBGLSL_FILES'):
  61.     glsl_sources += source_lists[l]
  62.  
  63. if env['msvc']:
  64.     env.Prepend(CPPPATH = ['#/src/getopt'])
  65.     env.PrependUnique(LIBS = [getopt])
  66.  
  67. # Copy these files to avoid generation object files into src/mesa/program
  68. env.Prepend(CPPPATH = ['#src/mesa/main'])
  69. env.Command('imports.c', '#src/mesa/main/imports.c', Copy('$TARGET', '$SOURCE'))
  70. # Copy these files to avoid generation object files into src/mesa/program
  71. env.Prepend(CPPPATH = ['#src/mesa/program'])
  72. env.Command('prog_hash_table.c', '#src/mesa/program/prog_hash_table.c', Copy('$TARGET', '$SOURCE'))
  73. env.Command('symbol_table.c', '#src/mesa/program/symbol_table.c', Copy('$TARGET', '$SOURCE'))
  74.  
  75. compiler_objs = env.StaticObject(source_lists['GLSL_COMPILER_CXX_FILES'])
  76.  
  77. mesa_objs = env.StaticObject([
  78.     'imports.c',
  79.     'prog_hash_table.c',
  80.     'symbol_table.c',
  81. ])
  82.  
  83. compiler_objs += mesa_objs
  84.  
  85. glsl = env.ConvenienceLibrary(
  86.     target = 'glsl',
  87.     source = glsl_sources,
  88. )
  89.  
  90. # SCons builtin dependency scanner doesn't detect that glsl_lexer.ll depends on
  91. # glsl_parser.h
  92. env.Depends(glsl, glsl_parser)
  93.  
  94. Export('glsl')
  95.  
  96. # Skip building these programs as they will cause SCons error "Two environments
  97. # with different actions were specified for the same target"
  98. if env['crosscompile'] or env['embedded']:
  99.     Return()
  100.  
  101. env = env.Clone()
  102.  
  103. if env['platform'] == 'windows':
  104.     env.PrependUnique(LIBS = [
  105.         'user32',
  106.     ])
  107.  
  108. env.Prepend(LIBS = [glsl])
  109.  
  110. glsl_compiler = env.Program(
  111.     target = 'glsl_compiler',
  112.     source = compiler_objs,
  113. )
  114. env.Alias('glsl_compiler', glsl_compiler)
  115.  
  116. glcpp = env.Program(
  117.     target = 'glcpp/glcpp',
  118.     source = ['glcpp/glcpp.c', 'tests/common.c'] + mesa_objs,
  119. )
  120. env.Alias('glcpp', glcpp)
  121.