import common Import('*') from sys import executable as python_cmd env = env.Clone() env.MSVC2013Compat() env.Prepend(CPPPATH = [ '#include', '#src', '#src/mapi', '#src/mesa', '#src/gallium/include', '#src/gallium/auxiliary', '#src/compiler/glsl', '#src/compiler/glsl/glcpp', '#src/compiler/nir', ]) env.Prepend(LIBS = [mesautil]) # Make glcpp-parse.h and glsl_parser.h reachable from the include path. env.Prepend(CPPPATH = [Dir('.').abspath, Dir('glsl').abspath]) # Make NIR headers reachable from the include path. env.Prepend(CPPPATH = [Dir('.').abspath, Dir('nir').abspath]) glcpp_env = env.Clone() glcpp_env.Append(YACCFLAGS = [ '-d', '-p', 'glcpp_parser_' ]) glsl_env = env.Clone() glsl_env.Append(YACCFLAGS = [ '--defines=%s' % File('glsl/glsl_parser.h').abspath, '-p', '_mesa_glsl_', ]) # without this line scons will expect "glsl_parser.hpp" instead of # "glsl_parser.h", causing glsl_parser.cpp to be regenerated every time glsl_env['YACCHXXFILESUFFIX'] = '.h' glcpp_lexer = glcpp_env.CFile('glsl/glcpp/glcpp-lex.c', 'glsl/glcpp/glcpp-lex.l') glcpp_parser = glcpp_env.CFile('glsl/glcpp/glcpp-parse.c', 'glsl/glcpp/glcpp-parse.y') glsl_lexer = glsl_env.CXXFile('glsl/glsl_lexer.cpp', 'glsl/glsl_lexer.ll') glsl_parser = glsl_env.CXXFile('glsl/glsl_parser.cpp', 'glsl/glsl_parser.yy') # common generated sources glsl_sources = [ glcpp_lexer, glcpp_parser[0], glsl_lexer, glsl_parser[0], ] # parse Makefile.sources source_lists = env.ParseSourceList('Makefile.sources') # add non-generated sources for l in ('LIBGLCPP_FILES', 'LIBGLSL_FILES'): glsl_sources += source_lists[l] if env['msvc']: env.Prepend(CPPPATH = ['#/src/getopt']) env.PrependUnique(LIBS = [getopt]) # Copy these files to avoid generation object files into src/mesa/program env.Prepend(CPPPATH = ['#src/mesa/main']) env.Command('glsl/imports.c', '#src/mesa/main/imports.c', Copy('$TARGET', '$SOURCE')) env.Command('glsl/extensions_table.c', '#src/mesa/main/extensions_table.c', Copy('$TARGET', '$SOURCE')) # Copy these files to avoid generation object files into src/mesa/program env.Prepend(CPPPATH = ['#src/mesa/program']) env.Command('glsl/symbol_table.c', '#src/mesa/program/symbol_table.c', Copy('$TARGET', '$SOURCE')) env.Command('glsl/dummy_errors.c', '#src/mesa/program/dummy_errors.c', Copy('$TARGET', '$SOURCE')) compiler_objs = env.StaticObject(source_lists['GLSL_COMPILER_CXX_FILES']) mesa_objs = env.StaticObject([ 'glsl/extensions_table.c', 'glsl/imports.c', 'glsl/symbol_table.c', 'glsl/dummy_errors.c', ]) compiler_objs += mesa_objs # GLSL generated sources env.CodeGenerate( target = 'glsl/ir_expression_operation.h', script = 'glsl/ir_expression_operation.py', source = [], command = python_cmd + ' $SCRIPT enum > $TARGET' ) env.CodeGenerate( target = 'glsl/ir_expression_operation_constant.h', script = 'glsl/ir_expression_operation.py', source = [], command = python_cmd + ' $SCRIPT constant > $TARGET' ) env.CodeGenerate( target = 'glsl/ir_expression_operation_strings.h', script = 'glsl/ir_expression_operation.py', source = [], command = python_cmd + ' $SCRIPT strings > $TARGET' ) glsl = env.ConvenienceLibrary( target = 'glsl', source = glsl_sources, ) # SCons builtin dependency scanner doesn't detect that glsl_lexer.ll depends on # glsl_parser.h env.Depends(glsl, glsl_parser) Export('glsl') # # XXX: It's important to not add any generated source files after this point, # or it will break MinGW cross-compilation. # # Skip building these programs as they will cause SCons error "Two environments # with different actions were specified for the same target" if env['crosscompile'] or env['embedded']: Return() env = env.Clone() if env['platform'] == 'windows': env.PrependUnique(LIBS = [ 'user32', ]) env.Prepend(LIBS = [compiler, glsl]) compiler_objs += env.StaticObject("glsl/main.cpp") glsl_compiler = env.Program( target = 'glsl_compiler', source = compiler_objs, ) env.Alias('glsl_compiler', glsl_compiler) glcpp = env.Program( target = 'glsl/glcpp/glcpp', source = ['glsl/glcpp/glcpp.c'] + mesa_objs, ) env.Alias('glcpp', glcpp)