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Support --disable-* switches to disable features.

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For example, --disable-jpeg unconditionally disables both checks jpeg
support and checks for libjpeg.
This commit is contained in:
Michał Górny 2013-05-31 00:04:34 +02:00
parent eeac3fedef
commit 810e916342
1 changed files with 87 additions and 55 deletions
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142
setup.py
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@ -94,6 +94,32 @@ LCMS_ROOT = None
class pil_build_ext(build_ext): class pil_build_ext(build_ext):
class feature:
zlib = jpeg = tiff = freetype = tcl = tk = lcms = webp = None
def __iter__(self):
for x in dir(self):
if x[1] != '_':
yield x
feature = feature()
user_options = build_ext.user_options + [
('disable-%s' % x, None, 'Disable support for %s' % x)
for x in feature
]
def initialize_options(self):
build_ext.initialize_options(self)
for x in self.feature:
setattr(self, 'disable_%s' % x, None)
def finalize_options(self):
build_ext.finalize_options(self)
for x in self.feature:
if getattr(self, 'disable_%s' % x):
setattr(self.feature, x, False)
def build_extensions(self): def build_extensions(self):
global TCL_ROOT global TCL_ROOT
@ -223,72 +249,78 @@ class pil_build_ext(build_ext):
# #
# look for available libraries # look for available libraries
class feature: feature = self.feature
zlib = jpeg = tiff = freetype = tcl = tk = lcms = webp = None
feature = feature()
if _find_include_file(self, "zlib.h"): if feature.zlib is None:
if _find_library_file(self, "z"): if _find_include_file(self, "zlib.h"):
feature.zlib = "z" if _find_library_file(self, "z"):
elif sys.platform == "win32" and _find_library_file(self, "zlib"): feature.zlib = "z"
feature.zlib = "zlib" # alternative name elif sys.platform == "win32" and _find_library_file(self, "zlib"):
feature.zlib = "zlib" # alternative name
if _find_include_file(self, "jpeglib.h"): if feature.jpeg is None:
if _find_library_file(self, "jpeg"): if _find_include_file(self, "jpeglib.h"):
feature.jpeg = "jpeg" if _find_library_file(self, "jpeg"):
elif ( feature.jpeg = "jpeg"
sys.platform == "win32" and elif (
_find_library_file(self, "libjpeg")): sys.platform == "win32" and
feature.jpeg = "libjpeg" # alternative name _find_library_file(self, "libjpeg")):
feature.jpeg = "libjpeg" # alternative name
if _find_library_file(self, "tiff"): if feature.tiff is None:
feature.tiff = "tiff" if _find_library_file(self, "tiff"):
if sys.platform == "win32" and _find_library_file(self, "libtiff"): feature.tiff = "tiff"
feature.tiff = "libtiff" if sys.platform == "win32" and _find_library_file(self, "libtiff"):
if sys.platform == "darwin" and _find_library_file(self, "libtiff"): feature.tiff = "libtiff"
feature.tiff = "libtiff" if sys.platform == "darwin" and _find_library_file(self, "libtiff"):
feature.tiff = "libtiff"
if _find_library_file(self, "freetype"): if feature.freetype is None:
# look for freetype2 include files if _find_library_file(self, "freetype"):
freetype_version = 0 # look for freetype2 include files
for dir in self.compiler.include_dirs: freetype_version = 0
if os.path.isfile(os.path.join(dir, "ft2build.h")): for dir in self.compiler.include_dirs:
freetype_version = 21 if os.path.isfile(os.path.join(dir, "ft2build.h")):
freetype_version = 21
dir = os.path.join(dir, "freetype2")
break
dir = os.path.join(dir, "freetype2") dir = os.path.join(dir, "freetype2")
break if os.path.isfile(os.path.join(dir, "ft2build.h")):
dir = os.path.join(dir, "freetype2") freetype_version = 21
if os.path.isfile(os.path.join(dir, "ft2build.h")): break
freetype_version = 21 if os.path.isdir(os.path.join(dir, "freetype")):
break freetype_version = 20
if os.path.isdir(os.path.join(dir, "freetype")): break
freetype_version = 20 if freetype_version:
break feature.freetype = "freetype"
if freetype_version: feature.freetype_version = freetype_version
feature.freetype = "freetype" if dir:
feature.freetype_version = freetype_version _add_directory(self.compiler.include_dirs, dir, 0)
if dir:
_add_directory(self.compiler.include_dirs, dir, 0)
if _find_include_file(self, "lcms.h"): if feature.lcms is None:
if _find_library_file(self, "lcms"): if _find_include_file(self, "lcms.h"):
feature.lcms = "lcms" if _find_library_file(self, "lcms"):
feature.lcms = "lcms"
if _tkinter and _find_include_file(self, "tk.h"): if _tkinter and _find_include_file(self, "tk.h"):
# the library names may vary somewhat (e.g. tcl84 or tcl8.4) # the library names may vary somewhat (e.g. tcl84 or tcl8.4)
version = TCL_VERSION[0] + TCL_VERSION[2] version = TCL_VERSION[0] + TCL_VERSION[2]
if _find_library_file(self, "tcl" + version): if feature.tcl is None:
feature.tcl = "tcl" + version if _find_library_file(self, "tcl" + version):
elif _find_library_file(self, "tcl" + TCL_VERSION): feature.tcl = "tcl" + version
feature.tcl = "tcl" + TCL_VERSION elif _find_library_file(self, "tcl" + TCL_VERSION):
if _find_library_file(self, "tk" + version): feature.tcl = "tcl" + TCL_VERSION
feature.tk = "tk" + version if feature.tk is None:
elif _find_library_file(self, "tk" + TCL_VERSION): if _find_library_file(self, "tk" + version):
feature.tk = "tk" + TCL_VERSION feature.tk = "tk" + version
elif _find_library_file(self, "tk" + TCL_VERSION):
feature.tk = "tk" + TCL_VERSION
if (_find_include_file(self, "webp/encode.h") and if feature.webp is None:
_find_include_file(self, "webp/decode.h")): if (_find_include_file(self, "webp/encode.h") and
if _find_library_file(self, "webp"): # in googles precompiled zip it is call "libwebp" _find_include_file(self, "webp/decode.h")):
feature.webp = "webp" if _find_library_file(self, "webp"): # in googles precompiled zip it is call "libwebp"
feature.webp = "webp"
# #
# core library # core library