зеркало из https://github.com/mozilla/gecko-dev.git
103 строки
4.2 KiB
Python
103 строки
4.2 KiB
Python
# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
|
|
# vim: set filetype=python:
|
|
# This Source Code Form is subject to the terms of the Mozilla Public
|
|
# License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
|
|
|
|
@depends('--enable-compile-environment')
|
|
def pkg_config(compile_env):
|
|
if compile_env:
|
|
return ('pkg-config',)
|
|
|
|
|
|
pkg_config = check_prog('PKG_CONFIG', pkg_config, allow_missing=True)
|
|
|
|
|
|
@depends_if(pkg_config)
|
|
@checking('for pkg-config version')
|
|
@imports('subprocess')
|
|
def pkg_config_version(pkg_config):
|
|
return Version(check_cmd_output(pkg_config, '--version').rstrip())
|
|
|
|
# Locates the given module using pkg-config.
|
|
# - `var` determines the name of variables to set when the package is found.
|
|
# <var>_CFLAGS and <var>_LIBS are set with corresponding values.
|
|
# - `package_desc` package name and version requirement string, list of
|
|
# strings describing packages to locate, or depends function that will
|
|
# resolve to such a string or list of strings.
|
|
# - `when` a depends function that will determine whether to perform
|
|
# any checks (default is to always perform checks).
|
|
# - `allow_missing` If set, failure to fulfill the package description
|
|
# will not result in an error or logged message, and any error message
|
|
# will be returned to the caller.
|
|
# Returns `True` when the package description is fulfilled.
|
|
|
|
|
|
@template
|
|
def pkg_check_modules(var, package_desc, when=always,
|
|
allow_missing=False):
|
|
if isinstance(package_desc, (tuple, list)):
|
|
package_desc = ' '.join(package_desc)
|
|
package_desc = dependable(package_desc)
|
|
|
|
@depends(when, '--enable-compile-environment')
|
|
def when_and_compile_environment(when, compile_environment):
|
|
return when and compile_environment
|
|
|
|
@depends(pkg_config, pkg_config_version,
|
|
when=when_and_compile_environment)
|
|
def check_pkg_config(pkg_config, version):
|
|
min_version = '0.9.0'
|
|
if pkg_config is None:
|
|
die("*** The pkg-config script could not be found. Make sure it is\n"
|
|
"*** in your path, or set the PKG_CONFIG environment variable\n"
|
|
"*** to the full path to pkg-config.")
|
|
if version < min_version:
|
|
die("*** Your version of pkg-config is too old. You need version %s or newer.",
|
|
min_version)
|
|
|
|
@depends(pkg_config, package_desc, when=when_and_compile_environment)
|
|
@imports('subprocess')
|
|
@imports('sys')
|
|
@imports(_from='mozbuild.configure.util', _import='LineIO')
|
|
def package(pkg_config, package_desc):
|
|
# package_desc may start as a depends function, so we can't use
|
|
# @checking here.
|
|
log.info("checking for %s... " % package_desc)
|
|
with log.queue_debug():
|
|
try:
|
|
subprocess.check_output([pkg_config, '--errors-to-stdout',
|
|
'--print-errors', package_desc])
|
|
log.info("yes")
|
|
return True
|
|
except subprocess.CalledProcessError as e:
|
|
log.info("no")
|
|
log_writer = log.warning if allow_missing else log.error
|
|
with LineIO(lambda l: log_writer(l), 'replace') as o:
|
|
o.write(e.output)
|
|
if not allow_missing:
|
|
sys.exit(1)
|
|
|
|
@depends(pkg_config, package_desc, when=package)
|
|
@checking('%s_CFLAGS' % var, callback=lambda t: ' '.join(t))
|
|
def pkg_cflags(pkg_config, package_desc):
|
|
flags = check_cmd_output(pkg_config, '--cflags', package_desc)
|
|
return tuple(flags.split())
|
|
|
|
@depends(pkg_config, package_desc, when=package)
|
|
@checking('%s_LIBS' % var, callback=lambda t: ' '.join(t))
|
|
def pkg_libs(pkg_config, package_desc):
|
|
libs = check_cmd_output(pkg_config, '--libs', package_desc)
|
|
# Remove evil flags like -Wl,--export-dynamic
|
|
return tuple(libs.replace('-Wl,--export-dynamic', '').split())
|
|
|
|
@depends(pkg_cflags, pkg_libs, when=package)
|
|
def pkg_info(cflags, libs):
|
|
return namespace(cflags=cflags, libs=libs)
|
|
|
|
set_config('%s_CFLAGS' % var, pkg_cflags)
|
|
set_config('%s_LIBS' % var, pkg_libs)
|
|
|
|
return pkg_info
|