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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/prog_hash_table.c', '#src/mesa/program/prog_hash_table.c', Copy('$TARGET', '$SOURCE'))
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/prog_hash_table.c',
'glsl/symbol_table.c',
'glsl/dummy_errors.c',
])
compiler_objs += mesa_objs
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 = [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)
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