Merge http://www.kernel.org/pub/scm/gitk/gitk
[git] / git-grep.sh
1 #!/bin/sh
2 #
3 # Copyright (c) Linus Torvalds, 2005
4 #
5
6 pattern=
7 flags=()
8 git_flags=()
9 while : ; do
10         case "$1" in
11         --cached|--deleted|--others|--killed|\
12         --ignored|--exclude=*|\
13         --exclude-from=*|\--exclude-per-directory=*)
14                 git_flags=("${git_flags[@]}" "$1")
15                 ;;
16         -e)
17                 pattern="$2"
18                 shift
19                 ;;
20         -A|-B|-C|-D|-d|-f|-m)
21                 flags=("${flags[@]}" "$1" "$2")
22                 shift
23                 ;;
24         --)
25                 # The rest are git-ls-files paths (or flags)
26                 shift
27                 break
28                 ;;
29         -*)
30                 flags=("${flags[@]}" "$1")
31                 ;;
32         *)
33                 if [ -z "$pattern" ]; then
34                         pattern="$1"
35                         shift
36                 fi
37                 break
38                 ;;
39         esac
40         shift
41 done
42 [ "$pattern" ] || {
43         echo >&2 "usage: 'git grep <pattern> [pathspec*]'"
44         exit 1
45 }
46 git-ls-files -z "${git_flags[@]}" "$@" |
47         xargs -0 grep "${flags[@]}" -e "$pattern"