mirror of
git://projects.qi-hardware.com/eda-tools.git
synced 2024-12-23 17:12:24 +02:00
f0eb8ce77b
- schhist/gitwhoareyounow: trace a file name in git history across renames - schhist/README: documentation of tools, starting with gitwhoareyounow
50 lines
1.1 KiB
Bash
Executable File
50 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
|
|
#
|
|
# gitwhoareyounow - Trace the future of a file in git across renames
|
|
#
|
|
# Written 2010 by Werner Almesberger
|
|
# Copyright 2010 Werner Almesberger
|
|
#
|
|
# This program 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 2 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
|
|
|
|
usage()
|
|
{
|
|
cat <<EOF 2>&1
|
|
usage: $0 repo-dir path
|
|
|
|
The file to trace must be at repo-dir/path
|
|
The repo must be on a branch in the past of the current master.
|
|
EOF
|
|
exit 1
|
|
}
|
|
|
|
|
|
if [ -z "$2" -o ! -z "$3" ]; then
|
|
usage
|
|
fi
|
|
|
|
if [ ! -d "$1" -o ! -d "$1/.git" ]; then
|
|
echo "no git repository at $1" 1>&2
|
|
exit 1
|
|
fi
|
|
if [ ! -f "$1/$2" ]; then
|
|
echo "cannot find $2" 2>&1
|
|
exit 1
|
|
fi
|
|
|
|
cd "$1" || exit
|
|
prev=`git rev-parse @{0}`
|
|
name=$2
|
|
for n in `git rev-list --reverse ..master`; do
|
|
new=`git diff-tree --name-status -r -M $prev $n |
|
|
awk -F '\t' '$1~/^R/ && $2=="'"$name"'" { print $3 }'`
|
|
[ -z "$new" ] || name=$new
|
|
prev=$n
|
|
done
|
|
echo "$name"
|