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/nir',
])

# Make generated headers reachable from the include path.
env.Prepend(CPPPATH = [Dir('.').abspath, Dir('glsl').abspath])
env.Prepend(CPPPATH = [Dir('.').abspath, Dir('nir').abspath])

# nir generated sources

nir_builder_opcodes_h = env.CodeGenerate(
    target = 'nir/nir_builder_opcodes.h',
    script = 'nir/nir_builder_opcodes_h.py',
    source = [],
    command = python_cmd + ' $SCRIPT > $TARGET'
)

env.CodeGenerate(
    target = 'nir/nir_constant_expressions.c',
    script = 'nir/nir_constant_expressions.py',
    source = [],
    command = python_cmd + ' $SCRIPT > $TARGET'
)

env.CodeGenerate(
    target = 'nir/nir_opcodes.h',
    script = 'nir/nir_opcodes_h.py',
    source = [],
    command = python_cmd + ' $SCRIPT > $TARGET'
)

env.CodeGenerate(
    target = 'nir/nir_opcodes.c',
    script = 'nir/nir_opcodes_c.py',
    source = [],
    command = python_cmd + ' $SCRIPT > $TARGET'
)

env.CodeGenerate(
    target = 'nir/nir_opt_algebraic.c',
    script = 'nir/nir_opt_algebraic.py',
    source = [],
    command = python_cmd + ' $SCRIPT > $TARGET'
)

bldroot = Dir('.').abspath

env.CodeGenerate(
    target = 'nir/nir_intrinsics.h',
    script = 'nir/nir_intrinsics_h.py',
    source = [],
    command = python_cmd + ' $SCRIPT --outdir ' + bldroot + '/nir'
)

env.CodeGenerate(
    target = 'nir/nir_intrinsics.c',
    script = 'nir/nir_intrinsics_c.py',
    source = [],
    command = python_cmd + ' $SCRIPT --outdir ' + bldroot + '/nir'
)

# parse Makefile.sources
source_lists = env.ParseSourceList('Makefile.sources')

nir_sources = source_lists['NIR_FILES']
nir_sources += source_lists['NIR_GENERATED_FILES']

nir = env.ConvenienceLibrary(
    target = 'nir',
    source = nir_sources,
)

env.Alias('nir', nir)
Export('nir')