5 from sys import executable as python_cmd
11 env.Prepend(CPPPATH = [
16 '#src/gallium/include',
17 '#src/gallium/auxiliary',
19 '#src/compiler/glsl/glcpp',
23 env.Prepend(LIBS = [mesautil])
25 # Make glcpp-parse.h and glsl_parser.h reachable from the include path.
26 env.Prepend(CPPPATH = [Dir('.').abspath, Dir('glsl').abspath])
27 # Make NIR headers reachable from the include path.
28 env.Prepend(CPPPATH = [Dir('.').abspath, Dir('nir').abspath])
30 glcpp_env = env.Clone()
31 glcpp_env.Append(YACCFLAGS = [
36 glsl_env = env.Clone()
37 glsl_env.Append(YACCFLAGS = [
38 '--defines=%s' % File('glsl/glsl_parser.h').abspath,
42 # without this line scons will expect "glsl_parser.hpp" instead of
43 # "glsl_parser.h", causing glsl_parser.cpp to be regenerated every time
44 glsl_env['YACCHXXFILESUFFIX'] = '.h'
46 glcpp_lexer = glcpp_env.CFile('glsl/glcpp/glcpp-lex.c', 'glsl/glcpp/glcpp-lex.l')
47 glcpp_parser = glcpp_env.CFile('glsl/glcpp/glcpp-parse.c', 'glsl/glcpp/glcpp-parse.y')
48 glsl_lexer = glsl_env.CXXFile('glsl/glsl_lexer.cpp', 'glsl/glsl_lexer.ll')
49 glsl_parser = glsl_env.CXXFile('glsl/glsl_parser.cpp', 'glsl/glsl_parser.yy')
51 # common generated sources
59 # parse Makefile.sources
60 source_lists = env.ParseSourceList('Makefile.sources')
62 # add non-generated sources
63 for l in ('LIBGLCPP_FILES', 'LIBGLSL_FILES'):
64 glsl_sources += source_lists[l]
67 env.Prepend(CPPPATH = ['#/src/getopt'])
68 env.PrependUnique(LIBS = [getopt])
70 # Copy these files to avoid generation object files into src/mesa/program
71 env.Prepend(CPPPATH = ['#src/mesa/main'])
72 env.Command('glsl/imports.c', '#src/mesa/main/imports.c', Copy('$TARGET', '$SOURCE'))
73 env.Command('glsl/extensions_table.c', '#src/mesa/main/extensions_table.c', Copy('$TARGET', '$SOURCE'))
74 # Copy these files to avoid generation object files into src/mesa/program
75 env.Prepend(CPPPATH = ['#src/mesa/program'])
76 env.Command('glsl/symbol_table.c', '#src/mesa/program/symbol_table.c', Copy('$TARGET', '$SOURCE'))
77 env.Command('glsl/dummy_errors.c', '#src/mesa/program/dummy_errors.c', Copy('$TARGET', '$SOURCE'))
79 compiler_objs = env.StaticObject(source_lists['GLSL_COMPILER_CXX_FILES'])
81 mesa_objs = env.StaticObject([
82 'glsl/extensions_table.c',
84 'glsl/symbol_table.c',
85 'glsl/dummy_errors.c',
88 compiler_objs += mesa_objs
90 # GLSL generated sources
92 target = 'glsl/float64_glsl.h',
93 script = 'glsl/xxd.py',
94 source = ['glsl/float64.glsl'],
95 command = python_cmd + ' $SCRIPT $SOURCE $TARGET -n float64_source',
99 target = 'glsl/ir_expression_operation.h',
100 script = 'glsl/ir_expression_operation.py',
102 command = python_cmd + ' $SCRIPT enum > $TARGET'
105 target = 'glsl/ir_expression_operation_constant.h',
106 script = 'glsl/ir_expression_operation.py',
108 command = python_cmd + ' $SCRIPT constant > $TARGET'
111 target = 'glsl/ir_expression_operation_strings.h',
112 script = 'glsl/ir_expression_operation.py',
114 command = python_cmd + ' $SCRIPT strings > $TARGET'
117 glsl = env.ConvenienceLibrary(
119 source = glsl_sources,
122 # SCons builtin dependency scanner doesn't detect that glsl_lexer.ll depends on
124 env.Depends(glsl, glsl_parser)
129 # XXX: It's important to not add any generated source files after this point,
130 # or it will break MinGW cross-compilation.
133 # Skip building these programs as they will cause SCons error "Two environments
134 # with different actions were specified for the same target"
135 if env['crosscompile'] or env['embedded']:
140 if env['platform'] == 'windows':
141 env.PrependUnique(LIBS = [
145 env.Prepend(LIBS = [compiler, glsl])
147 compiler_objs += env.StaticObject("glsl/main.cpp")
149 glsl_compiler = env.Program(
150 target = 'glsl_compiler',
151 source = compiler_objs,
153 env.Alias('glsl_compiler', glsl_compiler)
156 target = 'glsl/glcpp/glcpp',
157 source = ['glsl/glcpp/glcpp.c'] + mesa_objs,
159 env.Alias('glcpp', glcpp)