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64 lines
2.2 KiB
64 lines
2.2 KiB
#!/usr/bin/env python3 |
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# Copyright 2014 The Meson development team |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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"""This is a wrapper script to run the Rust compiler. It is needed |
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because: |
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- output file name of Rust compilation is not knowable at command |
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execution time (no, --crate-name can't be used) |
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- need to delete old crates so nobody uses them by accident |
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""" |
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import sys, os, subprocess, glob |
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def delete_old_crates(target_name, target_type): |
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if target_type == 'dylib': |
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(base, suffix) = os.path.splitext(target_name) |
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crates = glob.glob(base + '-*' + suffix) |
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crates = [(os.stat(i).st_mtime, i) for i in crates] |
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[os.unlink(c[1]) for c in sorted(crates)[:-1]] |
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if target_type == 'lib': |
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(base, suffix) = os.path.splitext(target_name) |
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crates = glob.glob(base + '-*' + '.rlib') # Rust does not use .a |
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crates = [(os.stat(i).st_mtime, i) for i in crates] |
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[os.unlink(c[1]) for c in sorted(crates)[:-1]] |
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def invoke_rust(rustc_command): |
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return subprocess.call(rustc_command, shell=False) |
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def touch_file(fname): |
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try: |
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os.unlink(fname) |
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except FileNotFoundError: |
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pass |
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open(fname, 'w').close() |
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if __name__ == '__main__': |
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if len(sys.argv) < 3: |
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print('This script is internal to Meson. Do not run it on its own.') |
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print("%s <target name> <target type> <rustc invokation cmd line>") |
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sys.exit(1) |
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target_name = sys.argv[1] |
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target_type = sys.argv[2] |
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rustc_command = sys.argv[3:] |
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retval = invoke_rust(rustc_command) |
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if retval != 0: |
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sys.exit(retval) |
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if target_type != "bin": |
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delete_old_crates(target_name, target_type) |
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touch_file(target_name) |
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