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#!/usr/bin/env python3
# External command, intended to be called with meson.add_dist_script() in meson.build
# argv[1] argv[2]
# extra-dist-cmd.py <root_source_dir> <root_build_dir>
# Meson does not preserve timestamps on distributed files.
# But this script preserves the timestamps on libstdc++.tag.
import os
import sys
import subprocess
import shutil
root_source_dir = sys.argv[1]
root_build_dir = sys.argv[2]
# Make a ChangeLog file for distribution.
cmd = [
'git',
'--git-dir=' + os.path.join(root_source_dir, '.git'),
'--work-tree=' + root_source_dir,
'log',
'--no-merges',
'--date=short',
'--max-count=200',
'--pretty=tformat:%cd %an <%ae>%n%n %s%n%w(0,0,2)%+b',
]
# MESON_PROJECT_DIST_ROOT is set only if meson.version() >= 0.58.0.
project_dist_root = os.getenv('MESON_PROJECT_DIST_ROOT', os.getenv('MESON_DIST_ROOT'))
with open(os.path.join(project_dist_root, 'ChangeLog'), mode='w') as logfile:
result = subprocess.run(cmd, stdout=logfile)
# Distribute the libstdc++.tag file in addition to the files in the local git clone.
# shutil.copy2() copies timestamps and some other file metadata.
shutil.copy2(os.path.join(root_build_dir, 'libstdc++.tag'),
os.path.join(project_dist_root, 'doctags'))
sys.exit(result.returncode)
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