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- #!/usr/bin/env python3
- # Copyright 2014 The Meson development team
- # Licensed under the Apache License, Version 2.0 (the "License");
- # you may not use this file except in compliance with the License.
- # You may obtain a copy of the License at
- # http://www.apache.org/licenses/LICENSE-2.0
- # Unless required by applicable law or agreed to in writing, software
- # distributed under the License is distributed on an "AS IS" BASIS,
- # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- # See the License for the specific language governing permissions and
- # limitations under the License.
- """This program is a wrapper to run external commands. It determines
- what to run, sets up the environment and executes the command."""
- import sys, os, subprocess, shutil
- def run_command(source_dir, build_dir, subdir, command, arguments):
- env = {'MESON_SOURCE_ROOT' : source_dir,
- 'MESON_BUILD_ROOT' : build_dir,
- 'MESON_SUBDIR' : subdir
- }
- cwd = os.path.join(source_dir, subdir)
- child_env = os.environ.copy()
- child_env.update(env)
- # Is the command an executable in path?
- exe = shutil.which(command)
- if exe is not None:
- command_array = [exe] + arguments
- return subprocess.Popen(command_array, env=child_env, cwd=cwd)
- # No? Maybe it is a script in the source tree.
- fullpath = os.path.join(source_dir, subdir, command)
- command_array = [fullpath] + arguments
- try:
- return subprocess.Popen(command_array,env=child_env, cwd=cwd)
- except FileNotFoundError:
- print('Could not execute command "%s".' % command)
- sys.exit(1)
- if __name__ == '__main__':
- if len(sys.argv) < 5:
- print(sys.argv[0], '<source dir> <build dir> <subdir> <command> [arguments]')
- src_dir = sys.argv[1]
- build_dir = sys.argv[2]
- subdir = sys.argv[3]
- command = sys.argv[4]
- arguments = sys.argv[5:]
- sys.exit(run_command(src_dir, build_dir, subdir, command, arguments).returncode)
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