[PATCH 1/2] ui-ssdiff: ban strncat()

[list at eworm.de (Christian Hesse)]

From: Christian Hesse <mail at eworm.de>

Git version v2.21.0 marks strncat() as banned (commit
ace5707a803eda0f1dde3d776dc3729d3bc7759a), so replace it.

Signed-off-by: Christian Hesse <mail at eworm.de>
Reviewed-by: John Keeping <john at keeping.me.uk>
---
 ui-ssdiff.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ui-ssdiff.c b/ui-ssdiff.c
index c456033..1f12cfc 100644
--- a/ui-ssdiff.c
+++ b/ui-ssdiff.c
@@ -136,10 +136,10 @@ static char *replace_tabs(char *line)
 	for (;;) {
 		cur_buf = strchr(prev_buf, '\t');
 		if (!cur_buf) {
-			strncat(result, prev_buf, result_len);
+			snprintf(result, result_len, "%s", prev_buf);
 			break;
 		} else {
-			strncat(result, prev_buf, cur_buf - prev_buf);
+			snprintf(result, cur_buf - prev_buf, "%s", prev_buf);
 			linelen = strlen(result);
 			memset(&result[linelen], ' ', 8 - (linelen % 8));
 			result[linelen + 8 - (linelen % 8)] = '\0';