| import common |
| |
| Import('*') |
| |
| from sys import executable as python_cmd |
| |
| env = env.Clone() |
| |
| env.Prepend(CPPPATH = [ |
| '#include', |
| '#src/mapi', |
| '#src/mesa', |
| '#src/glsl', |
| '#src/glsl/glcpp', |
| ]) |
| |
| # Make glcpp-parse.h and glsl_parser.h reachable from the include path. |
| env.Append(CPPPATH = [Dir('.').abspath, Dir('glcpp').abspath]) |
| |
| env.Append(YACCFLAGS = '-d -p "glcpp_parser_"') |
| |
| parser_env = env.Clone() |
| parser_env.Append(YACCFLAGS = [ |
| '--defines=%s' % File('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 |
| parser_env['YACCHXXFILESUFFIX'] = '.h' |
| |
| glcpp_lexer = env.CFile('glcpp/glcpp-lex.c', 'glcpp/glcpp-lex.l') |
| glcpp_parser = env.CFile('glcpp/glcpp-parse.c', 'glcpp/glcpp-parse.y') |
| glsl_lexer = parser_env.CXXFile('glsl_lexer.cpp', 'glsl_lexer.ll') |
| glsl_parser = parser_env.CXXFile('glsl_parser.cpp', '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', 'LIBGLSL_CXX_FILES'): |
| glsl_sources += source_lists[l] |
| |
| if env['msvc']: |
| env.Prepend(CPPPATH = ['#/src/getopt']) |
| env.PrependUnique(LIBS = [getopt]) |
| |
| if env['crosscompile'] and not env['embedded']: |
| Import('builtin_glsl_function') |
| else: |
| # Copy these files to avoid generation object files into src/mesa/program |
| env.Prepend(CPPPATH = ['#src/mesa/program']) |
| env.Command('hash_table.c', '#src/mesa/program/hash_table.c', Copy('$TARGET', '$SOURCE')) |
| env.Command('symbol_table.c', '#src/mesa/program/symbol_table.c', Copy('$TARGET', '$SOURCE')) |
| |
| compiler_objs = env.StaticObject(source_lists['GLSL_COMPILER_CXX_FILES']) |
| |
| mesa_objs = env.StaticObject([ |
| 'hash_table.c', |
| 'symbol_table.c', |
| ]) |
| |
| compiler_objs += mesa_objs |
| |
| builtin_compiler = env.Program( |
| target = 'builtin_compiler', |
| source = compiler_objs + glsl_sources + \ |
| source_lists['BUILTIN_COMPILER_CXX_FILES'], |
| ) |
| |
| # SCons builtin dependency scanner doesn't detect that glsl_lexer.ll |
| # depends on glsl_parser.h |
| env.Depends(builtin_compiler, glsl_parser) |
| |
| builtin_glsl_function = env.CodeGenerate( |
| target = 'builtin_function.cpp', |
| script = 'builtins/tools/generate_builtins.py', |
| source = builtin_compiler, |
| command = python_cmd + ' $SCRIPT $SOURCE > $TARGET' |
| ) |
| |
| env.Depends(builtin_glsl_function, ['builtins/tools/generate_builtins.py', 'builtins/tools/texture_builtins.py'] + Glob('builtins/ir/*')) |
| |
| Export('builtin_glsl_function') |
| |
| if env['hostonly']: |
| Return() |
| |
| |
| glsl_sources += builtin_glsl_function |
| |
| 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') |
| |
| # 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 = [glsl]) |
| |
| glsl2 = env.Program( |
| target = 'glsl2', |
| source = compiler_objs, |
| ) |
| env.Alias('glsl2', glsl2) |
| |
| glcpp = env.Program( |
| target = 'glcpp/glcpp', |
| source = ['glcpp/glcpp.c'] + mesa_objs, |
| ) |
| env.Alias('glcpp', glcpp) |