git-grep.shon commit git-clone: exit early if repo isn't specified (ef5b4ea)
   1#!/bin/sh
   2#
   3# Copyright (c) Linus Torvalds, 2005
   4#
   5
   6USAGE='[<option>...] [-e] <pattern> [<path>...]'
   7SUBDIRECTORY_OK='Yes'
   8. git-sh-setup
   9
  10got_pattern () {
  11        if [ -z "$no_more_patterns" ]
  12        then
  13                pattern="$1" no_more_patterns=yes
  14        else
  15                die "git-grep: do not specify more than one pattern"
  16        fi
  17}
  18
  19no_more_patterns=
  20pattern=
  21flags=()
  22git_flags=()
  23while : ; do
  24        case "$1" in
  25        -o|--cached|--deleted|--others|--killed|\
  26        --ignored|--modified|--exclude=*|\
  27        --exclude-from=*|\--exclude-per-directory=*)
  28                git_flags=("${git_flags[@]}" "$1")
  29                ;;
  30        -e)
  31                got_pattern "$2"
  32                shift
  33                ;;
  34        -A|-B|-C|-D|-d|-f|-m)
  35                flags=("${flags[@]}" "$1" "$2")
  36                shift
  37                ;;
  38        --)
  39                # The rest are git-ls-files paths
  40                shift
  41                break
  42                ;;
  43        -*)
  44                flags=("${flags[@]}" "$1")
  45                ;;
  46        *)
  47                if [ -z "$no_more_patterns" ]
  48                then
  49                        got_pattern "$1"
  50                        shift
  51                fi
  52                [ "$1" = -- ] && shift
  53                break
  54                ;;
  55        esac
  56        shift
  57done
  58[ "$pattern" ] || {
  59        usage
  60}
  61git-ls-files -z "${git_flags[@]}" -- "$@" |
  62        xargs -0 grep "${flags[@]}" -e "$pattern" --