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

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

View file

@ -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++'):