nano

commit 879885a73622ae712b7ce0eb88c2bf9647f45d39
parent 155258e06ea58b30b225c3d17e1aae8f6fb8062c
Author: Benno Schulenberg <bensberg@telfort.nl>
Date:   Sun, 18 May 2025 12:27:18 +0200

tweaks: use reallocations, instead of new allocations plus frees

Probably more than half of the reallocations will be no-ops, so
this should be faster.

Diffstat:
M
src/history.c
 | 
8
+++-----

1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/src/history.c b/src/history.c
@@ -353,16 +353,14 @@ void save_history(void)
 char *stringify_anchors(void)
 {
 	linestruct *line = openfile->filetop;
-	char *string = NULL;
+	char *string = copy_of("");
 	char number[24];
 
-	if (asprintf(&string, "%s", "") < 0)
-		return NULL;
-
 	for (; line != NULL; line = line->next)
 		if (line->has_anchor) {
 			sprintf(number, "%li ", line->lineno);
-			string = free_and_assign(string, concatenate(string, number));
+			string = nrealloc(string, strlen(string) + strlen(number) + 1);
+			strcat(string, number);
 		}
 
 	return string;