===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/cmd-parse.y,v
retrieving revision 1.20
retrieving revision 1.21
diff -u -r1.20 -r1.21
--- src/usr.bin/tmux/cmd-parse.y	2019/10/14 08:38:07	1.20
+++ src/usr.bin/tmux/cmd-parse.y	2019/12/12 15:01:54	1.21
@@ -1,4 +1,4 @@
-/* $OpenBSD: cmd-parse.y,v 1.20 2019/10/14 08:38:07 nicm Exp $ */
+/* $OpenBSD: cmd-parse.y,v 1.21 2019/12/12 15:01:54 nicm Exp $ */
 
 /*
  * Copyright (c) 2019 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -746,6 +746,12 @@
 struct cmd_parse_result *
 cmd_parse_from_string(const char *s, struct cmd_parse_input *pi)
 {
+	return (cmd_parse_from_buffer(s, strlen(s), pi));
+}
+
+struct cmd_parse_result *
+cmd_parse_from_buffer(const void *buf, size_t len, struct cmd_parse_input *pi)
+{
 	static struct cmd_parse_result	 pr;
 	struct cmd_parse_input		 input;
 	struct cmd_parse_commands	*cmds;
@@ -757,14 +763,14 @@
 	}
 	memset(&pr, 0, sizeof pr);
 
-	if (*s == '\0') {
+	if (len == 0) {
 		pr.status = CMD_PARSE_EMPTY;
 		pr.cmdlist = NULL;
 		pr.error = NULL;
 		return (&pr);
 	}
 
-	cmds = cmd_parse_do_buffer(s, strlen(s), pi, &cause);
+	cmds = cmd_parse_do_buffer(buf, len, pi, &cause);
 	if (cmds == NULL) {
 		pr.status = CMD_PARSE_ERROR;
 		pr.error = cause;