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

---
 emacsterm.sh.in | 145 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 145 insertions(+)
 create mode 100644 emacsterm.sh.in

(limited to 'emacsterm.sh.in')

diff --git a/emacsterm.sh.in b/emacsterm.sh.in
new file mode 100644
index 0000000..e199f95
--- /dev/null
+++ b/emacsterm.sh.in
@@ -0,0 +1,145 @@
+#!@bash@
+
+m4_include(common.sh)
+
+usage() {
+	print "Usage: %q [OPTIONS] [SHELL]" "$0"
+	echo
+	print 'This utility does NOT support option combining.'
+	echo
+	print 'The following OPTIONS are accepted:'
+	emacs_usage
+	flag '-r'        'Use rxvt-style parsing of CMD for -e (~execve)'
+	flag '-x'        'Use xterm-style parsing of CMD for -e (~system)'
+	flag "-e $(_ CMD)"    'Execute CMD instead of ${SHELL:-/bin/sh}'
+}
+
+
+main() {
+	declare mimic
+	declare cmd
+	declare -a flags
+	parse "$@"
+
+	emacsclient "${flags[@]}" --eval \
+		'(select-frame (make-frame))' \
+		"(term $(emacs_quote "${cmd}"))" \
+		'(set-window-dedicated-p (selected-window) t)'
+}
+
+# Sets the 'global' variables:
+# - mode
+# - mimic
+# - cmd
+# - flags (array)
+parse() {
+	mimic=rxvt
+	cmd=
+	flags=()
+	
+	local mode=normal
+	local error=false
+	emacs_getopt_init
+
+	while [[ $# -gt 0 ]]; do
+		case "$1" in
+			-V|--version) shift; mode=version;;
+			-H|--help) shift; mode=usage;;
+			-r) shift; mimic=rxvt;;
+			-x) shift; mimic=xterm;;
+			-e) shift; parse_cmd "$@"; set --;;
+			--) shift; parse_shell "$@"; set --;;
+			-*) parse_emacs_getopt "$@"; shift $?;;
+			*) parse_shell "$@"; set --;;
+		esac
+	done
+
+	if $error; then
+		usage >&2
+		exit 1
+	fi
+	case "$mode" in
+		usage) usage; exit 0;;
+		version) version; exit 0;;
+	esac
+
+	if [[ -z "$cmd" ]]; then
+		# This matches rxvt's behavior.
+		# This is simpler than xterm's behavior.
+		cmd="${cmd:-${SHELL:-/bin/sh}}"
+	fi
+}
+
+# Return status is the number of things to shift
+parse_emacs_getopt() {
+	declare -a flag
+	if eval "flag=($(getopt -a \
+	                        -n "$0" \
+	                        -o "${emacs_getopt_o//:/}" \
+	                        -l "${emacs_getopt_l//:/}" \
+	                        -- "$1" 2>/dev/null))" &&
+	   [[ ${#flag[@]} == 2 ]]
+	then
+		# getopt worked
+		if [[ $flag =~ $emacs_getopt_2 ]]; then
+			# flag takes an argument
+			if [[ $# -gt 1 ]]; then
+				flags+=("$flag" "$2")
+				return 2
+			else
+				# Missing the required 2nd part
+				getopt -a \
+					   -n "$0" \
+					   -o "$emacs_getopt_o" \
+					   -l "$emacs_getopt_l" \
+					   -- "$flag" >/dev/null
+				error=true
+				return 1
+			fi
+		else
+			# pass the flag along to emacs
+			flags+=("$flag")
+			return 1
+		fi
+	else
+		# getopt either didn't work, or did combined flags
+		# Have getopt display its own error message:
+		getopt -a -n "$0" -o '' -l '' -- "$1" >/dev/null
+		error=true
+		return 1
+	fi
+}
+
+parse_cmd() {
+	cmd="$(mktemp -t -- "${0##*/}.XXXXXXXXXX")"
+	trap "$(printf 'rm -f -- %q' "$cmd")" EXIT
+	{
+		echo '#!/bin/sh'
+		case "$mimic" in
+			xterm)
+				if [[ $# == 1 ]]; then
+					printf '%s' "$1"
+				else
+					printf -- '%q ' exec "$@"
+				fi
+				;;
+			rxvt)
+				printf -- '%q ' exec "$@"
+				;;
+		esac
+		echo
+	} > "$cmd"
+	chmod 755 "$cmd"
+}
+
+parse_shell() {
+	if [[ $# == 1 ]]; then
+		cmd=$1
+	else
+		shift
+		error "extra arguments: %s" "$*"
+		error=true
+	fi
+}
+
+main "$@"
-- 
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