Files
unison/waf-tools/pkgconfig.py
2011-09-20 14:25:45 +01:00

79 lines
2.0 KiB
Python

# -*- mode: python; encoding: utf-8 -*-
# Gustavo Carneiro (gjamc) 2008
import Options
import Configure
import subprocess
import config_c
import sys
def configure(conf):
pkg_config = conf.find_program('pkg-config', var='PKG_CONFIG')
if not pkg_config: return
@Configure.conf
def pkg_check_modules(conf, uselib_name, expression, mandatory=True):
pkg_config = conf.env['PKG_CONFIG']
if not pkg_config:
if mandatory:
conf.fatal("pkg-config is not available")
else:
return False
if Options.options.verbose:
extra_msg = ' (%s)' % expression
else:
extra_msg = ''
conf.start_msg('Checking for pkg-config flags for %s%s' % (uselib_name, extra_msg))
argv = [pkg_config, '--cflags', '--libs', expression]
cmd = subprocess.Popen(argv, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
out, err = cmd.communicate()
retval = cmd.wait()
conf.to_log('%r: %r (exit code %i)\n%s' % (argv, out, retval, err))
if retval != 0:
conf.end_msg(False)
sys.stderr.write(err)
else:
if Options.options.verbose:
conf.end_msg(out)
else:
conf.end_msg(True)
if retval == 0:
conf.parse_flags(out, uselib_name, conf.env)
conf.env[uselib_name] = True
return True
else:
conf.env[uselib_name] = False
if mandatory:
raise Configure.ConfigurationError('pkg-config check failed')
else:
return False
@Configure.conf
def pkg_check_module_variable(conf, module, variable):
pkg_config = conf.env['PKG_CONFIG']
if not pkg_config:
conf.fatal("pkg-config is not available")
argv = [pkg_config, '--variable', variable, module]
cmd = subprocess.Popen(argv, stdout=subprocess.PIPE)
out, dummy = cmd.communicate()
retval = cmd.wait()
out = out.rstrip() # strip the trailing newline
msg_checking = ("Checking for pkg-config variable %r in %s" % (variable, module,))
conf.check_message_custom(msg_checking, '', out)
conf.log.write('%r: %r (exit code %i)\n' % (argv, out, retval))
if retval == 0:
return out
else:
raise Configure.ConfigurationError('pkg-config check failed')