def pkg_config():
"""
If package configuration is enabled, then for each library in PKG_CONFIG_PACKAGES, the
pkg-config utility will be invoked to populate configuration variables.
The cflags, linker paths and libraries will be assigned to XXX_CFLAGS, XXX_LDFLAGS
and XXX_LIBS respectively, where XXX is the uppercase package name with any non
alphanumeric letters replaced by '_'.
Where no package information exists the default configuration value will be used.
"""
if get_config_bool('PKG_CONFIG'):
cmd = ['pkg-config']
pkg_config_flags = get_config_string('PKG_CONFIG_FLAGS')
pkg_config_flags = pkg_config_flags.replace("%MCONFIGDIR%",
get_mconfig_dir())
cmd.extend(pkg_config_flags.split(' '))
pkg_config_path = get_config_string('PKG_CONFIG_PATH')
if pkg_config_path != '':
pkg_config_path = pkg_config_path.replace("%MCONFIGDIR%",
get_mconfig_dir())
os.putenv('PKG_CONFIG_PATH', pkg_config_path)
pkg_config_sys_root = get_config_string('PKG_CONFIG_SYSROOT_DIR')
if pkg_config_sys_root != '':
os.putenv('PKG_CONFIG_SYSROOT_DIR', pkg_config_sys_root)
pkg_config_packages = get_config_string('PKG_CONFIG_PACKAGES')
pkg_config_packages_list = pkg_config_packages.split(',')
for pkg in pkg_config_packages_list:
pkg = pkg.strip()
if pkg == '':
continue
# convert library name to upper case alpha numeric
pkg_uc_alnum = re.sub('[^a-zA-Z0-9_]', '_', pkg.upper())
pkg_config_cflags = "%s%s" % (pkg_uc_alnum, '_CFLAGS')
pkg_config_ldflags = "%s%s" % (pkg_uc_alnum, '_LDFLAGS')
pkg_config_libs = "%s%s" % (pkg_uc_alnum, '_LDLIBS')
cflags = check_output(cmd + [pkg, '--cflags'])
if cflags != '':
set_config(pkg_config_cflags, cflags)
ldflags = check_output(cmd + [pkg, '--libs-only-L'])
if ldflags != '':
set_config(pkg_config_ldflags, ldflags)
libs = check_output(cmd + [pkg, '--libs-only-l'])
if libs != '':
set_config(pkg_config_libs, libs)
def plugin_exec():
if get_config_bool('ALLOW_HOST_EXPLORE'):
pkg_config()