~gnkv/dmenu

ba1a347dcaba055f824161007dfee60db3ea785b — Hiltjo Posthuma 1 year, 3 months ago bcbc1ef
readstdin: allocate amount of items

Keep track of the amount of items (not a total buffer size), allocate an array of
new items. For now change BUFSIZ bytes to 256 * sizeof(struct item)).
1 files changed, 6 insertions(+), 4 deletions(-)

M dmenu.c
M dmenu.c => dmenu.c +6 -4
@@ 550,14 550,16 @@ static void
readstdin(void)
{
	char *line = NULL;
	size_t i, junk, size = 0;
	size_t i, junk, itemsiz = 0;
	ssize_t len;

	/* read each line from stdin and add it to the item list */
	for (i = 0; (len = getline(&line, &junk, stdin)) != -1; i++) {
		if (i + 1 >= size / sizeof *items)
			if (!(items = realloc(items, (size += BUFSIZ))))
				die("cannot realloc %zu bytes:", size);
		if (i + 1 >= itemsiz) {
			itemsiz += 256;
			if (!(items = realloc(items, itemsiz * sizeof(*items))))
				die("cannot realloc %zu bytes:", itemsiz * sizeof(*items));
		}
		if (line[len - 1] == '\n')
			line[len - 1] = '\0';
		items[i].text = line;