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mirror of https://github.com/python/cpython.git synced 2024-11-27 15:27:06 +01:00
cpython/Misc/python-config.in
Kien Dang de2a73dc46
bpo-45101: Add consistency in usage message IO between 2 versions of python-config (GH-28162)
On --help output to stdout.
On error output to stderr.
2024-02-26 22:04:44 +02:00

75 lines
2.0 KiB
Python

#!@EXENAME@
# -*- python -*-
# Keep this script in sync with python-config.sh.in
import getopt
import sys
import sysconfig
valid_opts = ['prefix', 'exec-prefix', 'includes', 'libs', 'cflags',
'ldflags', 'extension-suffix', 'help', 'abiflags', 'configdir',
'embed']
def exit_with_usage(code=1):
print("Usage: {0} [{1}]".format(
sys.argv[0], '|'.join('--'+opt for opt in valid_opts)),
file=sys.stdout if code == 0 else sys.stderr)
sys.exit(code)
try:
opts, args = getopt.getopt(sys.argv[1:], '', valid_opts)
except getopt.error:
exit_with_usage()
if not opts:
exit_with_usage()
getvar = sysconfig.get_config_var
pyver = getvar('VERSION')
opt_flags = [flag for (flag, val) in opts]
if '--help' in opt_flags:
exit_with_usage(code=0)
for opt in opt_flags:
if opt == '--prefix':
print(getvar('prefix'))
elif opt == '--exec-prefix':
print(getvar('exec_prefix'))
elif opt in ('--includes', '--cflags'):
flags = ['-I' + sysconfig.get_path('include'),
'-I' + sysconfig.get_path('platinclude')]
if opt == '--cflags':
flags.extend(getvar('CFLAGS').split())
print(' '.join(flags))
elif opt in ('--libs', '--ldflags'):
libs = []
if '--embed' in opt_flags:
libs.append('-lpython' + pyver + sys.abiflags)
else:
libpython = getvar('LIBPYTHON')
if libpython:
libs.append(libpython)
libs.extend(getvar('LIBS').split() + getvar('SYSLIBS').split())
# add the prefix/lib/pythonX.Y/config dir, but only if there is no
# shared library in prefix/lib/.
if opt == '--ldflags':
if not getvar('Py_ENABLE_SHARED'):
libs.insert(0, '-L' + getvar('LIBPL'))
print(' '.join(libs))
elif opt == '--extension-suffix':
print(getvar('EXT_SUFFIX'))
elif opt == '--abiflags':
print(sys.abiflags)
elif opt == '--configdir':
print(getvar('LIBPL'))