check-libstdc++.py

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#!/usr/bin/env python3

import sys, os, shutil, subprocess

os.chdir (os.getenv ('srcdir', os.path.dirname (__file__)))

libs = os.getenv ('libs', '.libs')

ldd = os.getenv ('LDD', shutil.which ('ldd'))

if not ldd:

	otool = os.getenv ('OTOOL', shutil.which ('otool'))

	if otool:

		ldd = otool + ' -L'

	else:

		print ('check-libstdc++.py: \'ldd\' not found; skipping test')

		sys.exit (77)

stat = 0

tested = False

# harfbuzz-icu links to libstdc++ because icu does.

for soname in ['harfbuzz', 'harfbuzz-subset', 'harfbuzz-gobject', 'harfbuzz-cairo']:

	for suffix in ['so', 'dylib']:

		so = os.path.join (libs, 'lib%s.%s' % (soname, suffix))

		if not os.path.exists (so): continue

		print ('Checking that we are not linking to libstdc++ or libc++ in %s' % so)

		ldd_result = subprocess.check_output (ldd.split() + [so])

		if (b'libstdc++' in ldd_result) or (b'libc++' in ldd_result):

			print ('Ouch, %s is linked to libstdc++ or libc++' % so)

			stat = 1

		tested = True

if not tested:

	print ('check-libstdc++.py: libharfbuzz shared library not found; skipping test')

	sys.exit (77)

sys.exit (stat)