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Kaydet (Commit) 0e10cb02 authored tarafından Thomas Heller's avatar Thomas Heller
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Lib/ctypes/test/test_find.py
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import unittest import unittest
import os, sys import os, sys
from ctypes import * from ctypes import *
from ctypes.util import find_library from ctypes.util import find_library
from ctypes.test import is_resource_enabled from ctypes.test import is_resource_enabled
if sys.platform == "win32": if sys.platform == "win32":
lib_gl = find_library("OpenGL32") lib_gl = find_library("OpenGL32")
lib_glu = find_library("Glu32") lib_glu = find_library("Glu32")
lib_glut = find_library("glut32") lib_glut = find_library("glut32")
lib_gle = None lib_gle = None
elif sys.platform == "darwin": elif sys.platform == "darwin":
lib_gl = lib_glu = find_library("OpenGL") lib_gl = lib_glu = find_library("OpenGL")
lib_glut = find_library("GLUT") lib_glut = find_library("GLUT")
lib_gle = None lib_gle = None
else: else:
lib_gl = find_library("GL") lib_gl = find_library("GL")
lib_glu = find_library("GLU") lib_glu = find_library("GLU")
lib_glut = find_library("glut") lib_glut = find_library("glut")
lib_gle = find_library("gle") lib_gle = find_library("gle")
## print, for debugging ## print, for debugging
if is_resource_enabled("printing"): if is_resource_enabled("printing"):
if lib_gl or lib_glu or lib_glut or lib_gle: if lib_gl or lib_glu or lib_glut or lib_gle:
print "OpenGL libraries:" print "OpenGL libraries:"
for item in (("GL", lib_gl), for item in (("GL", lib_gl),
("GLU", lib_glu), ("GLU", lib_glu),
("glut", lib_glut), ("glut", lib_glut),
("gle", lib_gle)): ("gle", lib_gle)):
print "\t", item print "\t", item
# On some systems, loading the OpenGL libraries needs the RTLD_GLOBAL mode. # On some systems, loading the OpenGL libraries needs the RTLD_GLOBAL mode.
class Test_OpenGL_libs(unittest.TestCase): class Test_OpenGL_libs(unittest.TestCase):
def setUp(self): def setUp(self):
self.gl = self.glu = self.gle = self.glut = None self.gl = self.glu = self.gle = self.glut = None
if lib_gl: if lib_gl:
self.gl = CDLL(lib_gl, mode=RTLD_GLOBAL) self.gl = CDLL(lib_gl, mode=RTLD_GLOBAL)
if lib_glu: if lib_glu:
self.glu = CDLL(lib_glu, RTLD_GLOBAL) self.glu = CDLL(lib_glu, RTLD_GLOBAL)
if lib_glut: if lib_glut:
# On some systems, additional libraries seem to be # On some systems, additional libraries seem to be
# required, loading glut fails with # required, loading glut fails with
# "OSError: /usr/lib/libglut.so.3: undefined symbol: XGetExtensionVersion" # "OSError: /usr/lib/libglut.so.3: undefined symbol: XGetExtensionVersion"
# I cannot figure out how to repair the test on these # I cannot figure out how to repair the test on these
# systems (red hat), so we ignore it when the glut or gle # systems (red hat), so we ignore it when the glut or gle
# libraries cannot be loaded. See also: # libraries cannot be loaded. See also:
# https://sourceforge.net/tracker/?func=detail&atid=105470&aid=1478253&group_id=5470 # https://sourceforge.net/tracker/?func=detail&atid=105470&aid=1478253&group_id=5470
# http://mail.python.org/pipermail/python-dev/2006-May/064789.html # http://mail.python.org/pipermail/python-dev/2006-May/064789.html
try: try:
self.glut = CDLL(lib_glut) self.glut = CDLL(lib_glut)
except OSError: except OSError:
pass pass
if lib_gle: if lib_gle:
try: try:
self.gle = CDLL(lib_gle) self.gle = CDLL(lib_gle)
except OSError: except OSError:
pass pass
if lib_gl: if lib_gl:
def test_gl(self): def test_gl(self):
if self.gl: if self.gl:
self.gl.glClearIndex self.gl.glClearIndex
if lib_glu: if lib_glu:
def test_glu(self): def test_glu(self):
if self.glu: if self.glu:
self.glu.gluBeginCurve self.glu.gluBeginCurve
if lib_glut: if lib_glut:
def test_glut(self): def test_glut(self):
if self.glut: if self.glut:
self.glut.glutWireTetrahedron self.glut.glutWireTetrahedron
if lib_gle: if lib_gle:
def test_gle(self): def test_gle(self):
if self.gle: if self.gle:
self.gle.gleGetJoinStyle self.gle.gleGetJoinStyle
##if os.name == "posix" and sys.platform != "darwin": ##if os.name == "posix" and sys.platform != "darwin":
## # On platforms where the default shared library suffix is '.so', ## # On platforms where the default shared library suffix is '.so',
## # at least some libraries can be loaded as attributes of the cdll ## # at least some libraries can be loaded as attributes of the cdll
## # object, since ctypes now tries loading the lib again ## # object, since ctypes now tries loading the lib again
## # with '.so' appended of the first try fails. ## # with '.so' appended of the first try fails.
## # ## #
## # Won't work for libc, unfortunately. OTOH, it isn't ## # Won't work for libc, unfortunately. OTOH, it isn't
## # needed for libc since this is already mapped into the current ## # needed for libc since this is already mapped into the current
## # process (?) ## # process (?)
## # ## #
## # On MAC OSX, it won't work either, because dlopen() needs a full path, ## # On MAC OSX, it won't work either, because dlopen() needs a full path,
## # and the default suffix is either none or '.dylib'. ## # and the default suffix is either none or '.dylib'.
## class LoadLibs(unittest.TestCase): ## class LoadLibs(unittest.TestCase):
## def test_libm(self): ## def test_libm(self):
## import math ## import math
## libm = cdll.libm ## libm = cdll.libm
## sqrt = libm.sqrt ## sqrt = libm.sqrt
## sqrt.argtypes = (c_double,) ## sqrt.argtypes = (c_double,)
## sqrt.restype = c_double ## sqrt.restype = c_double
## self.failUnlessEqual(sqrt(2), math.sqrt(2)) ## self.failUnlessEqual(sqrt(2), math.sqrt(2))
if __name__ == "__main__": if __name__ == "__main__":
unittest.main() unittest.main()
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