X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=git-grep.sh;h=ad4f2fe81046505c43684e8c26f0eeaac6cc6146;hb=2fa9a0fb31cbf01e8318a02c3e222d7fd3fd0a83;hp=db2296c330c0679c11d308441603171673cac763;hpb=f22cc3fcbfe7755154a3a151215abd39162e2e85;p=git.git

diff --git a/git-grep.sh b/git-grep.sh
index db2296c3..ad4f2fe8 100755
--- a/git-grep.sh
+++ b/git-grep.sh
@@ -1,20 +1,62 @@
 #!/bin/sh
-flags=
-while :; do
-  pattern="$1"
-  case "$pattern" in
-  -i|-I|-a|-E|-H|-h|-l)
-    flags="$flags $pattern"
-    shift
-    ;;
-  -*)
-    echo "unknown flag $pattern" >&2
-    exit 1
-    ;;
-  *)
-    break
-    ;;
-  esac
+#
+# Copyright (c) Linus Torvalds, 2005
+#
+
+USAGE='[<option>...] [-e] <pattern> [<path>...]'
+SUBDIRECTORY_OK='Yes'
+. git-sh-setup
+
+got_pattern () {
+	if [ -z "$no_more_patterns" ]
+	then
+		pattern="$1" no_more_patterns=yes
+	else
+		die "git-grep: do not specify more than one pattern"
+	fi
+}
+
+no_more_patterns=
+pattern=
+flags=()
+git_flags=()
+while : ; do
+	case "$1" in
+	-o|--cached|--deleted|--others|--killed|\
+	--ignored|--modified|--exclude=*|\
+	--exclude-from=*|\--exclude-per-directory=*)
+		git_flags=("${git_flags[@]}" "$1")
+		;;
+	-e)
+		got_pattern "$2"
+		shift
+		;;
+	-A|-B|-C|-D|-d|-f|-m)
+		flags=("${flags[@]}" "$1" "$2")
+		shift
+		;;
+	--)
+		# The rest are git-ls-files paths
+		shift
+		break
+		;;
+	-*)
+		flags=("${flags[@]}" "$1")
+		;;
+	*)
+		if [ -z "$no_more_patterns" ]
+		then
+			got_pattern "$1"
+			shift
+		fi
+		[ "$1" = -- ] && shift
+		break
+		;;
+	esac
+	shift
 done
-shift
-git-ls-files -z "$@" | xargs -0 grep $flags "$pattern"
+[ "$pattern" ] || {
+	usage
+}
+git-ls-files -z "${git_flags[@]}" -- "$@" |
+	xargs -0 grep "${flags[@]}" -e "$pattern" --