Pillow/setup.py
2012-02-16 20:10:57 -05:00

471 lines
17 KiB
Python

import glob
import os
import platform
import re
import string
import struct
import sys
from distutils.command.build_ext import build_ext
from distutils import sysconfig
from setuptools import Extension, setup, find_packages
_IMAGING = (
"decode", "encode", "map", "display", "outline", "path",
)
_LIB_IMAGING = (
"Access", "Antialias", "Bands", "BitDecode", "Blend", "Chops",
"Convert", "ConvertYCbCr", "Copy", "Crc32", "Crop", "Dib", "Draw",
"Effects", "EpsEncode", "File", "Fill", "Filter", "FliDecode",
"Geometry", "GetBBox", "GifDecode", "GifEncode", "HexDecode",
"Histo", "JpegDecode", "JpegEncode", "LzwDecode", "Matrix",
"ModeFilter", "MspDecode", "Negative", "Offset", "Pack",
"PackDecode", "Palette", "Paste", "Quant", "QuantHash",
"QuantHeap", "PcdDecode", "PcxDecode", "PcxEncode", "Point",
"RankFilter", "RawDecode", "RawEncode", "Storage", "SunRleDecode",
"TgaRleDecode", "Unpack", "UnpackYCC", "UnsharpMask", "XbmDecode",
"XbmEncode", "ZipDecode", "ZipEncode")
def _add_directory(path, dir, where=None):
if dir and os.path.isdir(dir) and dir not in path:
if where is None:
path.append(dir)
else:
path.insert(where, dir)
def _find_include_file(self, include):
for directory in self.compiler.include_dirs:
if os.path.isfile(os.path.join(directory, include)):
return 1
return 0
def _find_library_file(self, library):
return self.compiler.find_library_file(self.compiler.library_dirs, library)
def _find_version(filename):
for line in open(filename).readlines():
m = re.search("VERSION\s*=\s*\"([^\"]+)\"", line)
if m:
return m.group(1)
return None
def _lib_include(root):
# map root to (root/lib, root/include)
return os.path.join(root, "lib"), os.path.join(root, "include")
def _read(file):
return open(file, 'rb').read()
try:
import _tkinter
except ImportError:
_tkinter = None
NAME = 'Pillow'
VERSION = '1.7.7'
PIL_VERSION = '1.1.7'
TCL_ROOT = None
JPEG_ROOT = None
ZLIB_ROOT = None
TIFF_ROOT = None
FREETYPE_ROOT = None
LCMS_ROOT = None
class pil_build_ext(build_ext):
def build_extensions(self):
global TCL_ROOT
library_dirs = []
include_dirs = []
_add_directory(include_dirs, "libImaging")
#
# add platform directories
if sys.platform == "cygwin":
# pythonX.Y.dll.a is in the /usr/lib/pythonX.Y/config directory
_add_directory(library_dirs, os.path.join(
"/usr/lib", "python%s" % sys.version[:3], "config"))
elif sys.platform == "darwin":
# attempt to make sure we pick freetype2 over other versions
_add_directory(include_dirs, "/sw/include/freetype2")
_add_directory(include_dirs, "/sw/lib/freetype2/include")
# fink installation directories
_add_directory(library_dirs, "/sw/lib")
_add_directory(include_dirs, "/sw/include")
# darwin ports installation directories
_add_directory(library_dirs, "/opt/local/lib")
_add_directory(include_dirs, "/opt/local/include")
# freetype2 ships with X11
_add_directory(library_dirs, "/usr/X11/lib")
_add_directory(include_dirs, "/usr/X11/include")
elif sys.platform.startswith("linux"):
if platform.processor() == "x86_64":
_add_directory(library_dirs, "/lib64")
_add_directory(library_dirs, "/usr/lib64")
_add_directory(library_dirs, "/usr/lib/x86_64-linux-gnu")
else:
_add_directory(library_dirs, "/usr/lib/i386-linux-gnu")
# XXX Kludge. Above /\ we brute force support multiarch. Here we
# try Barry's more general approach. Afterward, something should
# work ;-)
self.add_multiarch_paths()
_add_directory(library_dirs, "/usr/local/lib")
# FIXME: check /opt/stuff directories here?
prefix = sysconfig.get_config_var("prefix")
if prefix:
_add_directory(library_dirs, os.path.join(prefix, "lib"))
_add_directory(include_dirs, os.path.join(prefix, "include"))
#
# locate tkinter libraries
if _tkinter:
TCL_VERSION = _tkinter.TCL_VERSION[:3]
if _tkinter and not TCL_ROOT:
# we have Tkinter but the TCL_ROOT variable was not set;
# try to locate appropriate Tcl/Tk libraries
PYVERSION = sys.version[0] + sys.version[2]
TCLVERSION = TCL_VERSION[0] + TCL_VERSION[2]
roots = [
# common installation directories, mostly for Windows
# (for Unix-style platforms, we'll check in well-known
# locations later)
os.path.join("/py" + PYVERSION, "Tcl"),
os.path.join("/python" + PYVERSION, "Tcl"),
"/Tcl", "/Tcl" + TCLVERSION, "/Tcl" + TCL_VERSION,
os.path.join(os.environ.get("ProgramFiles", ""), "Tcl"),
]
for TCL_ROOT in roots:
TCL_ROOT = os.path.abspath(TCL_ROOT)
if os.path.isfile(os.path.join(TCL_ROOT, "include", "tk.h")):
# FIXME: use distutils logging (?)
print "--- using Tcl/Tk libraries at", TCL_ROOT
print "--- using Tcl/Tk version", TCL_VERSION
TCL_ROOT = _lib_include(TCL_ROOT)
break
else:
TCL_ROOT = None
#
# add configured kits
for root in (TCL_ROOT, JPEG_ROOT, TCL_ROOT, TIFF_ROOT, ZLIB_ROOT,
FREETYPE_ROOT, LCMS_ROOT):
if isinstance(root, type(())):
lib_root, include_root = root
else:
lib_root = include_root = root
_add_directory(library_dirs, lib_root)
_add_directory(include_dirs, include_root)
#
# add standard directories
# look for tcl specific subdirectory (e.g debian)
if _tkinter:
tcl_dir = "/usr/include/tcl" + TCL_VERSION
if os.path.isfile(os.path.join(tcl_dir, "tk.h")):
_add_directory(include_dirs, tcl_dir)
# standard locations
_add_directory(library_dirs, "/usr/local/lib")
_add_directory(include_dirs, "/usr/local/include")
_add_directory(library_dirs, "/usr/lib")
_add_directory(include_dirs, "/usr/include")
#
# insert new dirs *before* default libs, to avoid conflicts
# between Python PYD stub libs and real libraries
self.compiler.library_dirs = library_dirs + self.compiler.library_dirs
self.compiler.include_dirs = include_dirs + self.compiler.include_dirs
#
# look for available libraries
class feature:
zlib = jpeg = tiff = freetype = tcl = tk = lcms = None
feature = feature()
if _find_include_file(self, "zlib.h"):
if _find_library_file(self, "z"):
feature.zlib = "z"
elif sys.platform == "win32" and _find_library_file(self, "zlib"):
feature.zlib = "zlib" # alternative name
if _find_include_file(self, "jpeglib.h"):
if _find_library_file(self, "jpeg"):
feature.jpeg = "jpeg"
elif sys.platform == "win32" and _find_library_file(self,
"libjpeg"):
feature.jpeg = "libjpeg" # alternative name
if _find_library_file(self, "tiff"):
feature.tiff = "tiff"
if _find_library_file(self, "freetype"):
# look for freetype2 include files
freetype_version = 0
for dir in self.compiler.include_dirs:
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")
if os.path.isfile(os.path.join(dir, "ft2build.h")):
freetype_version = 21
break
if os.path.isdir(os.path.join(dir, "freetype")):
freetype_version = 20
break
if freetype_version:
feature.freetype = "freetype"
feature.freetype_version = freetype_version
if dir:
_add_directory(self.compiler.include_dirs, dir, 0)
if _find_include_file(self, "lcms.h"):
if _find_library_file(self, "lcms"):
feature.lcms = "lcms"
if _tkinter and _find_include_file(self, "tk.h"):
# the library names may vary somewhat (e.g. tcl84 or tcl8.4)
version = TCL_VERSION[0] + TCL_VERSION[2]
if _find_library_file(self, "tcl" + version):
feature.tcl = "tcl" + version
elif _find_library_file(self, "tcl" + TCL_VERSION):
feature.tcl = "tcl" + TCL_VERSION
if _find_library_file(self, "tk" + version):
feature.tk = "tk" + version
elif _find_library_file(self, "tk" + TCL_VERSION):
feature.tk = "tk" + TCL_VERSION
#
# core library
files = ["_imaging.c"]
for file in _IMAGING:
files.append(file + ".c")
for file in _LIB_IMAGING:
files.append(os.path.join("libImaging", file + ".c"))
libs = []
defs = []
if feature.jpeg:
libs.append(feature.jpeg)
defs.append(("HAVE_LIBJPEG", None))
if feature.zlib:
libs.append(feature.zlib)
defs.append(("HAVE_LIBZ", None))
if sys.platform == "win32":
libs.extend(["kernel32", "user32", "gdi32"])
if struct.unpack("h", "\0\1")[0] == 1:
defs.append(("WORDS_BIGENDIAN", None))
exts = [(Extension(
"_imaging", files, libraries=libs, define_macros=defs))]
#
# additional libraries
if feature.freetype:
defs = []
if feature.freetype_version == 20:
defs.append(("USE_FREETYPE_2_0", None))
exts.append(Extension(
"_imagingft", ["_imagingft.c"], libraries=["freetype"],
define_macros=defs))
if os.path.isfile("_imagingtiff.c") and feature.tiff:
exts.append(Extension(
"_imagingtiff", ["_imagingtiff.c"], libraries=["tiff"]))
if os.path.isfile("_imagingcms.c") and feature.lcms:
extra = []
if sys.platform == "win32":
extra.extend(["user32", "gdi32"])
exts.append(Extension(
"_imagingcms", ["_imagingcms.c"], libraries=["lcms"] + extra))
if sys.platform == "darwin":
# locate Tcl/Tk frameworks
frameworks = []
framework_roots = [
"/Library/Frameworks",
"/System/Library/Frameworks"]
for root in framework_roots:
if (os.path.exists(os.path.join(root, "Tcl.framework")) and
os.path.exists(os.path.join(root, "Tk.framework"))):
print "--- using frameworks at", root
frameworks = ["-framework", "Tcl", "-framework", "Tk"]
dir = os.path.join(root, "Tcl.framework", "Headers")
_add_directory(self.compiler.include_dirs, dir, 0)
dir = os.path.join(root, "Tk.framework", "Headers")
_add_directory(self.compiler.include_dirs, dir, 1)
break
if frameworks:
exts.append(Extension(
"_imagingtk", ["_imagingtk.c", "Tk/tkImaging.c"],
extra_compile_args=frameworks, extra_link_args=frameworks))
feature.tcl = feature.tk = 1 # mark as present
elif feature.tcl and feature.tk:
exts.append(Extension(
"_imagingtk", ["_imagingtk.c", "Tk/tkImaging.c"],
libraries=[feature.tcl, feature.tk]))
if os.path.isfile("_imagingmath.c"):
exts.append(Extension("_imagingmath", ["_imagingmath.c"]))
self.extensions[:] = exts
build_ext.build_extensions(self)
#
# sanity and security checks
unsafe_zlib = None
if feature.zlib:
unsafe_zlib = self.check_zlib_version(self.compiler.include_dirs)
self.summary_report(feature, unsafe_zlib)
def summary_report(self, feature, unsafe_zlib):
print "-" * 68
print "SETUP SUMMARY (Pillow", VERSION, "/ PIL %s)" % PIL_VERSION
print "-" * 68
print "version ", VERSION
v = string.split(sys.version, "[")
print "platform ", sys.platform, string.strip(v[0])
for v in v[1:]:
print " ", string.strip("[" + v)
print "-" * 68
options = [
(feature.tcl and feature.tk, "TKINTER"),
(feature.jpeg, "JPEG"),
(feature.zlib, "ZLIB (PNG/ZIP)"),
# (feature.tiff, "experimental TIFF G3/G4 read"),
(feature.freetype, "FREETYPE2"),
(feature.lcms, "LITTLECMS"),
]
all = 1
for option in options:
if option[0]:
print "---", option[1], "support available"
else:
print "***", option[1], "support not available",
if option[1] == "TKINTER" and _tkinter:
version = _tkinter.TCL_VERSION
print "(Tcl/Tk %s libraries needed)" % version,
print
all = 0
if feature.zlib and unsafe_zlib:
print
print "*** Warning: zlib", unsafe_zlib,
print "may contain a security vulnerability."
print "*** Consider upgrading to zlib 1.2.3 or newer."
print "*** See: http://www.kb.cert.org/vuls/id/238678"
print " http://www.kb.cert.org/vuls/id/680620"
print " http://www.gzip.org/zlib/advisory-2002-03-11.txt"
print
print "-" * 68
if not all:
print "To add a missing option, make sure you have the required"
print "library, and set the corresponding ROOT variable in the"
print "setup.py script."
print
print "To check the build, run the selftest.py script."
def check_zlib_version(self, include_dirs):
# look for unsafe versions of zlib
for dir in include_dirs:
zlibfile = os.path.join(dir, "zlib.h")
if os.path.isfile(zlibfile):
break
else:
return
for line in open(zlibfile).readlines():
m = re.match('#define\s+ZLIB_VERSION\s+"([^"]*)"', line)
if not m:
continue
if m.group(1) < "1.2.3":
return m.group(1)
# http://hg.python.org/users/barry/rev/7e8deab93d5a
def add_multiarch_paths(self):
# Debian/Ubuntu multiarch support.
# https://wiki.ubuntu.com/MultiarchSpec
# self.build_temp
tmpfile = os.path.join(self.build_temp, 'multiarch')
if not os.path.exists(self.build_temp):
os.makedirs(self.build_temp)
ret = os.system('dpkg-architecture -qDEB_HOST_MULTIARCH > %s' %
tmpfile)
ret = os.system(
'dpkg-architecture -qDEB_HOST_MULTIARCH > %s 2> /dev/null' %
tmpfile)
try:
if ret >> 8 == 0:
fp = open(tmpfile, 'rb')
multiarch_path_component = fp.readline().strip()
_add_directory(self.compiler.library_dirs,
'/usr/lib/' + multiarch_path_component)
_add_directory(self.compiler.include_dirs,
'/usr/include/' + multiarch_path_component)
finally:
os.unlink(tmpfile)
setup(
name=NAME,
version=VERSION,
description='Python Imaging Library (fork)',
long_description=(
_read('README.rst') +
_read('docs/INSTALL.txt') +
_read('docs/HISTORY.txt')),
author='Alex Clark (fork author)',
author_email='aclark@aclark.net',
url='http://github.com/collective/Pillow',
classifiers=[
"Development Status :: 6 - Mature",
"Topic :: Multimedia :: Graphics",
"Topic :: Multimedia :: Graphics :: Capture :: Digital Camera",
"Topic :: Multimedia :: Graphics :: Capture :: Scanners",
"Topic :: Multimedia :: Graphics :: Capture :: Screen Capture",
"Topic :: Multimedia :: Graphics :: Graphics Conversion",
"Topic :: Multimedia :: Graphics :: Viewers",
],
cmdclass={"build_ext": pil_build_ext},
ext_modules=[Extension("_imaging", ["_imaging.c"])],
packages=find_packages(),
scripts=glob.glob("Scripts/pil*.py"),
)