vis

commit edf811159ad80684bba4915e6161ded58dda185e
parent 216b46da8504015379d29219a6242c723ad86e82
Author: Marc André Tanner <mat@brain-dump.org>
Date:   Fri, 13 Jan 2017 17:02:38 +0100

sam: allow empty text specifiers

Before the i, a, c commands would fail when given an empty text //.

Diffstat:
M
sam.c
 | 
7
+++++--

1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/sam.c b/sam.c
@@ -572,8 +572,11 @@ static char *parse_delimited(const char **s, int type) {
 
 static char *parse_text(const char **s) {
 	skip_spaces(s);
-	if (**s != '\n')
-		return parse_delimited(s, CMD_TEXT);
+	if (**s != '\n') {
+		const char *before = *s;
+		char *text = parse_delimited(s, CMD_TEXT);
+		return (!text && *s != before) ? strdup("") : text;
+	}
 
 	Buffer buf;
 	buffer_init(&buf);