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From: Martin Liska <marxin@gcc.gnu.org>
To: gcc-cvs@gcc.gnu.org
Subject: [gcc(refs/users/marxin/heads/git-commit-mklog)] contrib: add
 git-commit-mklog wrapper
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https://gcc.gnu.org/g:6b63718e2836c1a5a63e476ea981ba65084ba867

commit 6b63718e2836c1a5a63e476ea981ba65084ba867
Author: Martin Liska <mliska@suse.cz>
Date:   Tue Jun 22 09:19:45 2021 +0200

    contrib: add git-commit-mklog wrapper
    
    contrib/ChangeLog:
    
            * gcc-git-customization.sh: Use the new wrapper.
            * git-commit-mklog.py: New file.
            * prepare-commit-msg: Support GCC_MKLOG_ARGS.

Diff:
---
 contrib/gcc-git-customization.sh |  2 +-
 contrib/git-commit-mklog.py      | 44 ++++++++++++++++++++++++++++++++++++++++
 contrib/prepare-commit-msg       |  2 +-
 3 files changed, 46 insertions(+), 2 deletions(-)

diff --git a/contrib/gcc-git-customization.sh b/contrib/gcc-git-customization.sh
index e7e66623786..6f8f23deebf 100755
--- a/contrib/gcc-git-customization.sh
+++ b/contrib/gcc-git-customization.sh
@@ -28,7 +28,7 @@ git config alias.gcc-undescr \!"f() { o=\$(git config --get gcc-config.upstream)
 git config alias.gcc-verify '!f() { "`git rev-parse --show-toplevel`/contrib/gcc-changelog/git_check_commit.py" $@; } ; f'
 git config alias.gcc-backport '!f() { "`git rev-parse --show-toplevel`/contrib/git-backport.py" $@; } ; f'
 git config alias.gcc-mklog '!f() { "`git rev-parse --show-toplevel`/contrib/mklog.py" $@; } ; f'
-git config alias.gcc-commit-mklog '!f() { GCC_FORCE_MKLOG=1 git commit "$@"; }; f'
+git config alias.gcc-commit-mklog '!f() { "`git rev-parse --show-toplevel`/contrib/git-commit-mklog.py" $@; }; f'
 
 # Make diff on MD files use "(define" as a function marker.
 # Use this in conjunction with a .gitattributes file containing
diff --git a/contrib/git-commit-mklog.py b/contrib/git-commit-mklog.py
new file mode 100755
index 00000000000..f1ef0dfa86b
--- /dev/null
+++ b/contrib/git-commit-mklog.py
@@ -0,0 +1,44 @@
+#!/usr/bin/env python3
+
+# Copyright (C) 2020 Free Software Foundation, Inc.
+#
+# This file is part of GCC.
+#
+# GCC is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# GCC is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GCC; see the file COPYING.  If not, write to
+# the Free Software Foundation, 51 Franklin Street, Fifth Floor,
+# Boston, MA 02110-1301, USA.
+#
+# The script is wrapper for git commit-mklog alias where it parses
+# -b/--pr-numbers argument and passes it via environment variable
+# to mklog.py script.
+
+import argparse
+import os
+import subprocess
+
+if __name__ == '__main__':
+    children_args = []
+    myenv = os.environ.copy()
+
+    parser = argparse.ArgumentParser(description='git-commit-mklog wrapped')
+    parser.add_argument('-b', '--pr-numbers', action='store',
+                        type=lambda arg: arg.split(','), nargs='?',
+                        help='Add the specified PRs (comma separated)')
+    args, unknown_args = parser.parse_known_args()
+
+    myenv['GCC_FORCE_MKLOG'] = '1'
+    if args.pr_numbers:
+        myenv['GCC_MKLOG_ARGS'] = f'-b {",".join(args.pr_numbers)}'
+    commit_args = ' '.join(unknown_args)
+    subprocess.run(f'git commit {commit_args}', shell=True, env=myenv)
diff --git a/contrib/prepare-commit-msg b/contrib/prepare-commit-msg
index 969847df6f4..5da878458cd 100755
--- a/contrib/prepare-commit-msg
+++ b/contrib/prepare-commit-msg
@@ -78,4 +78,4 @@ else
     tee="cat"
 fi
 
-git $cmd | $tee | git gcc-mklog -c "$COMMIT_MSG_FILE"
+git $cmd | $tee | git gcc-mklog $GCC_MKLOG_ARGS -c "$COMMIT_MSG_FILE"