From a971938946dd61a3468263908988363dbdd87a3d Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@sbcglobal.net>
Date: Thu, 27 Nov 2014 20:06:16 -0500
Subject: initial commit of my emacs scripts, after some cleanup

---
 ediff.sh.in | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 ediff.sh.in

(limited to 'ediff.sh.in')

diff --git a/ediff.sh.in b/ediff.sh.in
new file mode 100644
index 0000000..5ecba70
--- /dev/null
+++ b/ediff.sh.in
@@ -0,0 +1,62 @@
+#!@bash@
+
+m4_include(common.sh)
+
+usage() {
+	print 'Usage: %q [OPTIONS] FILE_A FILE_B' "$0"
+	print 'Usage: %q -3 [OPTIONS] FILE_A FILE_B FILE_C' "$0"
+	print "Use Emacs' ediff-mode to compare two files"
+	echo
+	print 'The following OPTIONS are accepted:'
+	emacs_usage
+	flag '-3' 'Do a 3-way diff instead of 2-way'
+	flag '-r, --recursive' 'Diff directories recursively'
+}
+
+main() {
+	declare -a flags=()
+	declare -a files=()
+	declare -i cnt=2
+	declare error=false
+	declare mode=normal
+	declare cmd=ediff
+
+	declare args=
+	emacs_getopt 3r recursive "$@" || error=true
+	eval set -- "$args"
+	while true; do
+		case "$1" in
+			-V|--version) shift; mode=version;;
+			-H|--help) shift; mode=usage
+			-r|--recursive) shift; cmd=edirs;;
+			-3) shift; cnt=3;;
+			--) shift; break;;
+			*)
+				if [[ $1 =~ $emacs_getopt_2 ]]; then
+					flags+=("$1" "$2"); shift 2
+				else
+					flags+=("$1"); shift 1
+				fi
+				;;
+		esac
+	done
+	files=("$@")
+	if [[ $mode == normal ]]; then
+		[[ ${#files[@]} = ${cnt} ]] || error=true
+	fi
+
+	if $error; then
+		usage >&2
+		return 1
+	fi
+	case "$mode" in
+		usage) usage; return 0;;
+		version) version; return 0;;
+	esac
+
+	emacsclient "${flags[@]}" --eval \
+		'(select-frame (make-frame))' \
+		"(${cmd}${cnt#2} $(emacs_quote "${files[@]}"))"
+}
+
+main "$@"
-- 
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