mirror of https://github.com/KLayout/klayout.git
autodetecting libpng installation on macos
This commit is contained in:
Thomas Ferreira de Lima
parent
83ffe53433
commit
81504ecd9b
136
setup.py
136
setup.py
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@ -66,6 +66,7 @@ import platform
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from distutils.errors import CompileError
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import distutils.command.build_ext
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import setuptools.command.build_ext
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from setuptools.command.build_ext import build_ext as _build_ext
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import multiprocessing
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# for Jenkins we do not want to be greedy
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@ -137,6 +138,24 @@ def quote_path(path):
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else:
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return path
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import subprocess
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def check_libpng():
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""" Check if libpng is available (Linux & Macos only)"""
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try:
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subprocess.check_call(["libpng-config", "--version"], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
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return True
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except FileNotFoundError as e:
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# libpng is not present.
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if True: # change to False to enable installation without libpng
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raise RuntimeError("libpng missing. libpng-config is not available") from e
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return False
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def libpng_cflags():
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return subprocess.check_output(["libpng-config", "--cflags"]).decode().split()
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def libpng_ldflags():
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return subprocess.check_output(["libpng-config", "--ldflags"]).decode().split()
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# TODO: delete (Obsolete)
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# patch get_ext_filename
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@ -161,6 +180,12 @@ distutils.command.build_ext.build_ext.get_ext_filename = patched_get_ext_filenam
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# end patch get_ext_filename
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# TODO: customize this object instead of introspecting and patching distutils (if possible)
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class klayout_build_ext(_build_ext):
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""" Customize build extension class to check for dependencies before installing."""
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def finalize_options(self) -> None:
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ret = super().finalize_options()
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return ret
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# patch CCompiler's library_filename for _dbpi libraries (SOs)
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# Its default is to have .so for shared objects, instead of dylib,
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@ -222,7 +247,6 @@ def always_link_shared_object(
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target_lang,
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)
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setuptools.command.build_ext.libtype = "shared"
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setuptools.command.build_ext.link_shared_object = always_link_shared_object
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@ -321,6 +345,9 @@ class Config(object):
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"-Wno-strict-aliasing", # Avoids many "type-punned pointer" warnings
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"-std=c++11", # because we use unordered_map/unordered_set
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]
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if platform.system() == "Darwin" and mod == "_tl":
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if check_libpng():
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args += libpng_cflags()
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return args
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def libraries(self, mod):
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@ -330,9 +357,14 @@ class Config(object):
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if platform.system() == "Windows":
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if mod == "_tl":
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return ["libcurl", "expat", "pthreadVCE2", "zlib", "wsock32", "libpng16"]
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elif platform.system() == "Darwin":
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if mod == "_tl":
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libs = ["curl", "expat"] # libpng is included by libpng_ldflags
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return libs
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else:
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if mod == "_tl":
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return ["curl", "expat", "png"]
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libs = ["curl", "expat", "png"]
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return libs
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return []
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def link_args(self, mod):
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@ -361,6 +393,8 @@ class Config(object):
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"-Wl,-install_name,@rpath/%s" % self.libname_of(mod, is_lib=True),
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]
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args += ["-Wl,-rpath,@loader_path/"]
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if mod == "_tl" and check_libpng():
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args += libpng_ldflags()
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return args
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else:
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# this makes the libraries suitable for linking with a path -
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@ -385,8 +419,7 @@ class Config(object):
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"""
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Returns the macros to use for building
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"""
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return [
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("HAVE_PNG", 1),
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macros = [
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("HAVE_CURL", 1),
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("HAVE_EXPAT", 1),
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("KLAYOUT_MAJOR_VERSION", self.major_version()),
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@ -394,6 +427,12 @@ class Config(object):
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("GSI_ALIAS_INSPECT", 1),
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]
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if platform.system() == "Darwin" and check_libpng():
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macros += [("HAVE_PNG", 1)]
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else:
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macros += [("HAVE_PNG", 1)]
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return macros
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def minor_version(self):
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"""
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Gets the version string
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@ -611,9 +650,9 @@ _laybasic = Library(
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define_macros=config.macros() + [('MAKE_LAYBASIC_LIBRARY', 1)],
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include_dirs=[_rdb_path, _db_path, _tl_path, _gsi_path],
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extra_objects=[
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config.path_of('_rdb', _rdb_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_rdb', _rdb_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_db', _db_path)
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],
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language='c++',
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@ -635,10 +674,10 @@ _layview = Library(
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define_macros=config.macros() + [('MAKE_LAYVIEW_LIBRARY', 1)],
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include_dirs=[_laybasic_path, _rdb_path, _db_path, _tl_path, _gsi_path],
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extra_objects=[
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config.path_of('_laybasic', _laybasic_path),
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config.path_of('_rdb', _rdb_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_laybasic', _laybasic_path),
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config.path_of('_rdb', _rdb_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_db', _db_path)
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],
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language='c++',
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@ -660,9 +699,9 @@ _lym = Library(
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define_macros=config.macros() + [('MAKE_LYM_LIBRARY', 1)],
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include_dirs=[_pya_path, _rba_path, _tl_path, _gsi_path],
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extra_objects=[
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config.path_of('_rba', _rba_path),
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config.path_of('_pya', _pya_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_rba', _rba_path),
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config.path_of('_pya', _pya_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path)
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],
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language='c++',
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@ -684,11 +723,11 @@ _ant = Library(
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define_macros=config.macros() + [('MAKE_ANT_LIBRARY', 1)],
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include_dirs=[_laybasic_path, _layview_path, _rdb_path, _db_path, _tl_path, _gsi_path],
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extra_objects=[
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config.path_of('_laybasic', _laybasic_path),
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config.path_of('_layview', _layview_path),
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config.path_of('_rdb', _rdb_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_laybasic', _laybasic_path),
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config.path_of('_layview', _layview_path),
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config.path_of('_rdb', _rdb_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_db', _db_path)
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],
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language='c++',
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@ -710,11 +749,11 @@ _img = Library(
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define_macros=config.macros() + [('MAKE_IMG_LIBRARY', 1)],
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include_dirs=[_laybasic_path, _layview_path, _rdb_path, _db_path, _tl_path, _gsi_path],
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extra_objects=[
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config.path_of('_laybasic', _laybasic_path),
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config.path_of('_layview', _layview_path),
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config.path_of('_rdb', _rdb_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_laybasic', _laybasic_path),
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config.path_of('_layview', _layview_path),
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config.path_of('_rdb', _rdb_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_db', _db_path)
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],
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language='c++',
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@ -736,11 +775,11 @@ _edt = Library(
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define_macros=config.macros() + [('MAKE_EDT_LIBRARY', 1)],
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include_dirs=[_laybasic_path, _layview_path, _rdb_path, _db_path, _tl_path, _gsi_path],
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extra_objects=[
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config.path_of('_laybasic', _laybasic_path),
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config.path_of('_layview', _layview_path),
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config.path_of('_rdb', _rdb_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_laybasic', _laybasic_path),
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config.path_of('_layview', _layview_path),
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config.path_of('_rdb', _rdb_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_db', _db_path)
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],
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language='c++',
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@ -879,23 +918,23 @@ lay_sources = set(glob.glob(os.path.join(lay_path, "*.cc")))
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lay = Extension(config.root + '.laycore',
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define_macros=config.macros(),
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include_dirs=[_laybasic_path,
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_layview_path,
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_img_path,
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_ant_path,
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_edt_path,
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_lym_path,
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_tl_path,
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_gsi_path,
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include_dirs=[_laybasic_path,
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_layview_path,
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_img_path,
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_ant_path,
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_edt_path,
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_lym_path,
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_tl_path,
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_gsi_path,
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_pya_path],
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extra_objects=[config.path_of('_laybasic', _laybasic_path),
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config.path_of('_layview', _layview_path),
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config.path_of('_img', _img_path),
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config.path_of('_ant', _ant_path),
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config.path_of('_edt', _edt_path),
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config.path_of('_lym', _lym_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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extra_objects=[config.path_of('_laybasic', _laybasic_path),
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config.path_of('_layview', _layview_path),
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config.path_of('_img', _img_path),
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config.path_of('_ant', _ant_path),
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config.path_of('_edt', _edt_path),
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config.path_of('_lym', _lym_path),
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config.path_of('_tl', _tl_path),
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config.path_of('_gsi', _gsi_path),
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config.path_of('_pya', _pya_path)],
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extra_link_args=config.link_args('laycore'),
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extra_compile_args=config.compile_args('laycore'),
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@ -935,7 +974,8 @@ if __name__ == "__main__":
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package_data={config.root: ["src/pymod/distutils_src/klayout/*.pyi"]},
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data_files=[(config.root, ["src/pymod/distutils_src/klayout/py.typed"])],
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include_package_data=True,
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ext_modules=[_tl, _gsi, _pya, _rba, _db, _lib, _rdb, _lym, _laybasic, _layview, _ant, _edt, _img]
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+ db_plugins
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+ [tl, db, lib, rdb, lay]
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ext_modules=[_tl, _gsi, _pya, _rba, _db, _lib, _rdb, _lym, _laybasic, _layview, _ant, _edt, _img]
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+ db_plugins
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+ [tl, db, lib, rdb, lay],
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cmdclass={'build_ext': klayout_build_ext}
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)
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