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Move Python setup into Configure section so we can test whether the

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setup is correct and provide meeaningful error messages when it's not.
Also fix for building on Cygwin where python lib is in /bin and not /lib.

--HG--
extra : convert_revision : 7a29ba17463de60c72b3d8b04e4c4f81fc64bf61
This commit is contained in:
Steve Reinhardt 2006-10-01 01:42:18 -04:00
parent 51425382ca
commit 85436fd413
1 changed files with 32 additions and 17 deletions
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49
SConstruct
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@ -201,23 +201,6 @@ if sys.platform == 'cygwin':
env.Append(CCFLAGS=Split("-Wno-uninitialized"))
env.Append(CPPPATH=[Dir('ext/dnet')])
# Find Python include and library directories for embedding the
# interpreter. For consistency, we will use the same Python
# installation used to run scons (and thus this script). If you want
# to link in an alternate version, see above for instructions on how
# to invoke scons with a different copy of the Python interpreter.
# Get brief Python version name (e.g., "python2.4") for locating
# include & library files
py_version_name = 'python' + sys.version[:3]
# include path, e.g. /usr/local/include/python2.4
env.Append(CPPPATH = os.path.join(sys.exec_prefix, 'include', py_version_name))
env.Append(LIBS = py_version_name)
# add library path too if it's not in the default place
if sys.exec_prefix != '/usr':
env.Append(LIBPATH = os.path.join(sys.exec_prefix, 'lib'))
# Check for SWIG
if not env.has_key('SWIG'):
print 'Error: SWIG utility not found.'
@ -255,6 +238,38 @@ conf = Configure(env,
conf_dir = os.path.join(build_root, '.scons_config'),
log_file = os.path.join(build_root, 'scons_config.log'))
# Find Python include and library directories for embedding the
# interpreter. For consistency, we will use the same Python
# installation used to run scons (and thus this script). If you want
# to link in an alternate version, see above for instructions on how
# to invoke scons with a different copy of the Python interpreter.
# Get brief Python version name (e.g., "python2.4") for locating
# include & library files
py_version_name = 'python' + sys.version[:3]
# include path, e.g. /usr/local/include/python2.4
py_header_path = os.path.join(sys.exec_prefix, 'include', py_version_name)
env.Append(CPPPATH = py_header_path)
# verify that it works
if not conf.CheckHeader('Python.h', '<>'):
print "Error: can't find Python.h header in", py_header_path
Exit(1)
# add library path too if it's not in the default place
py_lib_path = None
if sys.exec_prefix != '/usr':
py_lib_path = os.path.join(sys.exec_prefix, 'lib')
elif sys.platform == 'cygwin':
# cygwin puts the .dll in /bin for some reason
py_lib_path = '/bin'
if py_lib_path:
env.Append(LIBPATH = py_lib_path)
print 'Adding', py_lib_path, 'to LIBPATH for', py_version_name
if not conf.CheckLib(py_version_name):
print "Error: can't find Python library", py_version_name
Exit(1)
# Check for zlib. If the check passes, libz will be automatically
# added to the LIBS environment variable.
if not conf.CheckLibWithHeader('z', 'zlib.h', 'C++'):