pointtools

commit 44f42507f8b54d6f3c96869275077ee39dae18d8
parent 0e58fcdb306d8383ead9eafdcd6666515a44ab50
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Wed, 29 Apr 2020 19:31:59 +0200

fprintunderline: small optimization

Don't run utf8strlen potentially for each character.

Signed-off-by: Christoph Lohmann <20h@r-36.net>

Diffstat:
md2point.c
 | 
5
+++--

1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/md2point.c b/md2point.c
@@ -25,10 +25,11 @@ utf8strlen(const char *s)
 void
 fprintunderline(FILE *fp, const char *str)
 {
-	size_t i;
+	size_t i, len;
 
 	fprintf(fp, "\n  %s\n  ", str);
-	for (i = 0; i <= utf8strlen(str); ++i)
+	len = utf8strlen(str);
+	for (i = 0; i <= len; ++i)
 		fputs("=", fp);
 	fputs("\n\n", fp);
 }