mirror of
https://git.rtems.org/rtems-source-builder
synced 2024-10-09 07:15:10 +08:00
sb: Add pkg-config support.
Add a pkg-config look alike command so packages that use pkg-config can build if pkg-config is not present on a host. Add support to query package config from configuration scripts.
This commit is contained in:
Chris Johns
244
source-builder/pkg-config
Executable file
244
source-builder/pkg-config
Executable file
@@ -0,0 +1,244 @@
|
||||
#! /usr/bin/env python
|
||||
#
|
||||
# RTEMS Tools Project (http://www.rtems.org/)
|
||||
# Copyright 2014 Chris Johns (chrisj@rtems.org)
|
||||
# All rights reserved.
|
||||
#
|
||||
# This file is part of the RTEMS Tools package in 'rtems-tools'.
|
||||
#
|
||||
# Redistribution and use in source and binary forms, with or without
|
||||
# modification, are permitted provided that the following conditions are met:
|
||||
#
|
||||
# 1. Redistributions of source code must retain the above copyright notice,
|
||||
# this list of conditions and the following disclaimer.
|
||||
#
|
||||
# 2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
# this list of conditions and the following disclaimer in the documentation
|
||||
# and/or other materials provided with the distribution.
|
||||
#
|
||||
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||||
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
||||
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
# POSSIBILITY OF SUCH DAMAGE.
|
||||
#
|
||||
|
||||
import argparse
|
||||
import os
|
||||
import sys
|
||||
|
||||
base = os.path.dirname(sys.argv[0])
|
||||
sys.path.insert(0, base + '/sb')
|
||||
|
||||
try:
|
||||
import pkgconfig
|
||||
except ImportError:
|
||||
print >> sys.stderr, "Incorrect Source Builder installation"
|
||||
sys.exit(1)
|
||||
|
||||
#
|
||||
# Make trace true to get a file of what happens and what is being asked.
|
||||
#
|
||||
trace = True
|
||||
trace_stdout = False
|
||||
logfile = 'pkg-config.log'
|
||||
out = None
|
||||
|
||||
#
|
||||
# Write all the package source parsed to a single file.
|
||||
#
|
||||
trace_src = True
|
||||
if trace_src:
|
||||
src = open('pkg-src.txt', 'w')
|
||||
|
||||
def log(s, lf = True):
|
||||
global trace, logfile, out
|
||||
if trace:
|
||||
if out is None:
|
||||
if logfile:
|
||||
out = open(logfile, 'a')
|
||||
else:
|
||||
out = sys.stdout
|
||||
if lf:
|
||||
if out != sys.stdout and trace_stdout:
|
||||
print s
|
||||
print >> out, s
|
||||
else:
|
||||
if out != sys.stdout and trace_stdout:
|
||||
print s,
|
||||
print >> out, s,
|
||||
|
||||
def _check_package(lib_check, args):
|
||||
ec = 1
|
||||
pkg = None
|
||||
flags = { 'cflags': '',
|
||||
'libs': '' }
|
||||
libs = pkgconfig.package.splitter(lib_check)
|
||||
for lib in libs:
|
||||
log('pkg: %s' % (lib))
|
||||
pkg = pkgconfig.package(lib[0], prefix = args.prefix, output = log, src = src)
|
||||
if args.dump:
|
||||
log(pkg)
|
||||
if pkg.exists():
|
||||
if len(lib) == 1:
|
||||
if args.exact_version:
|
||||
if pkg.check('=', args.exact_version):
|
||||
ec = 0
|
||||
elif args.atleast_version:
|
||||
if pkg.check('>=', args.atleast_version):
|
||||
ec = 0
|
||||
elif args.max_version:
|
||||
if pkg.check('<=', args.max_version):
|
||||
ec = 0
|
||||
else:
|
||||
ec = 0
|
||||
else:
|
||||
if len(lib) != 3:
|
||||
raise error('invalid package check: %s' % (' '.join(lib)))
|
||||
if pkg.check(lib[1], lib[2]):
|
||||
ec = 0
|
||||
if ec == 0:
|
||||
flags['cflags'] += pkg.get('cflags')
|
||||
flags['libs'] += pkg.get('libs', private = False)
|
||||
break
|
||||
if ec > 0:
|
||||
break
|
||||
return ec, pkg, flags
|
||||
|
||||
def run(argv):
|
||||
|
||||
class version_action(argparse.Action):
|
||||
def __call__(self, parser, namespace, values, option_string = None):
|
||||
parts = values[0].strip().split('.')
|
||||
for p in parts:
|
||||
if not p.isdigit():
|
||||
raise error('invalid version value: %s' % (values))
|
||||
setattr(namespace, self.dest, '.'.join(parts))
|
||||
|
||||
ec = 0
|
||||
|
||||
opts = argparse.ArgumentParser(prog = 'pkg-config', description = 'Package Configuration.')
|
||||
opts.add_argument('libraries', metavar='lib', type = str, help = 'a library', nargs = '*')
|
||||
opts.add_argument('--modversion', dest = 'modversion', action = 'store', default = None,
|
||||
help = 'Requests that the version information of the libraries.')
|
||||
opts.add_argument('--print-errors', dest = 'print_errors', action = 'store_true',
|
||||
default = False,
|
||||
help = 'Print any errors.')
|
||||
opts.add_argument('--short-errors', dest = 'short_errors', action = 'store_true',
|
||||
default = False,
|
||||
help = 'Make error messages short.')
|
||||
opts.add_argument('--silence-errors', dest = 'silence_errors', action = 'store_true',
|
||||
default = False,
|
||||
help = 'Do not print any errors.')
|
||||
opts.add_argument('--errors-to-stdout', dest = 'errors_to_stdout', action = 'store_true',
|
||||
default = False,
|
||||
help = 'Print errors to stdout rather than stderr.')
|
||||
opts.add_argument('--cflags', dest = 'cflags', action = 'store_true',
|
||||
default = False,
|
||||
help = 'This prints pre-processor and compile flags required to' \
|
||||
' compile the package(s)')
|
||||
opts.add_argument('--libs', dest = 'libs', action = 'store_true',
|
||||
default = False,
|
||||
help = 'This option is identical to "--cflags", only it prints the' \
|
||||
' link flags.')
|
||||
opts.add_argument('--libs-only-L', dest = 'libs_only_L', action = 'store_true',
|
||||
default = False,
|
||||
help = 'This prints the -L/-R part of "--libs".')
|
||||
opts.add_argument('--libs-only-l', dest = 'libs_only_l', action = 'store_true',
|
||||
default = False,
|
||||
help = 'This prints the -l part of "--libs".')
|
||||
opts.add_argument('--variable', dest = 'variable', action = 'store',
|
||||
nargs = 1, default = None,
|
||||
help = 'This returns the value of a variable.')
|
||||
opts.add_argument('--define-variable', dest = 'define_variable', action = 'store',
|
||||
nargs = 1, default = None,
|
||||
help = 'This sets a global value for a variable')
|
||||
opts.add_argument('--uninstalled', dest = 'uninstalled', action = 'store_true',
|
||||
default = False,
|
||||
help = 'Ignored')
|
||||
opts.add_argument('--atleast-pkgconfig-version', dest = 'atleast_pkgconfig_version',
|
||||
action = 'store', nargs = 1, default = None,
|
||||
help = 'Check the version of package config. Always ok.')
|
||||
opts.add_argument('--exists', dest = 'exists', action = 'store_true',
|
||||
default = False,
|
||||
help = 'Test if a library is present')
|
||||
opts.add_argument('--atleast-version', dest = 'atleast_version',
|
||||
action = version_action, nargs = 1, default = None,
|
||||
help = 'The package is at least this version.')
|
||||
opts.add_argument('--exact-version', dest = 'exact_version', action = version_action,
|
||||
nargs = 1, default = None,
|
||||
help = 'The package is the exact version.')
|
||||
opts.add_argument('--max-version', dest = 'max_version', action = version_action,
|
||||
nargs = 1, default = None,
|
||||
help = 'The package is no later than this version.')
|
||||
opts.add_argument('--msvc-syntax', dest = 'msvc_syntax', action = 'store_true',
|
||||
default = False,
|
||||
help = 'Ignored')
|
||||
opts.add_argument('--dont-define-prefix', dest = 'dont_define_prefix', action = 'store_true',
|
||||
default = False,
|
||||
help = 'Ignored')
|
||||
opts.add_argument('--prefix-variable', dest = 'prefix', action = 'store',
|
||||
nargs = 1, default = pkgconfig.default_prefix(),
|
||||
help = 'Define the prefix.')
|
||||
opts.add_argument('--static', dest = 'static', action = 'store_true',
|
||||
default = False,
|
||||
help = 'Output libraries suitable for static linking')
|
||||
opts.add_argument('--dump', dest = 'dump', action = 'store_true',
|
||||
default = False,
|
||||
help = 'Dump the package if one is found.')
|
||||
|
||||
args = opts.parse_args(argv[1:])
|
||||
|
||||
if (args.exists and (args.exact_version or args.max_version)) or \
|
||||
(args.exact_version and (args.exists or args.max_version)) or \
|
||||
(args.max_version and (args.exists or args.exact_version)):
|
||||
raise error('only one of --exists, --exact-version, or --max-version')
|
||||
|
||||
exists = False
|
||||
|
||||
ec = 1
|
||||
|
||||
if args.atleast_pkgconfig_version:
|
||||
ec = 0
|
||||
else:
|
||||
for lib in args.libraries:
|
||||
ec, pkg, flags = _check_package(lib, args)
|
||||
if ec == 0:
|
||||
if args.cflags:
|
||||
if len(flags['cflags']):
|
||||
print flags['cflags']
|
||||
log('cflags: %s' % (flags['cflags']))
|
||||
else:
|
||||
log('cflags: empty')
|
||||
if args.libs:
|
||||
if len(flags['libs']):
|
||||
print flags['libs']
|
||||
log('libs: %s' % (flags['libs']))
|
||||
else:
|
||||
log('libs: empty')
|
||||
|
||||
#pkgconfig.package.dump_loaded()
|
||||
|
||||
return ec
|
||||
|
||||
try:
|
||||
log('-' * 40)
|
||||
log('pkg-config', lf = False)
|
||||
for a in sys.argv[1:]:
|
||||
log(' "%s"' % (a), lf = False)
|
||||
log('')
|
||||
ec = run(sys.argv)
|
||||
log('ec = %d' % (ec))
|
||||
except ImportError:
|
||||
print >> sys.stderr, "incorrect package config installation"
|
||||
sys.exit(1)
|
||||
except pkgconfig.error, e:
|
||||
print >> sys.stderr, 'error: %s' % (e)
|
||||
sys.exit(1)
|
||||
sys.exit(ec)
|
||||
Reference in New Issue
Block a user