From c565e665781f39cf31c64d85c76224c2fffa9f7d Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Fri, 18 Sep 2020 16:39:40 -0400
Subject: util: New BFS_FLEX_SIZEOF() macro for more precise flexible array
 allocations

See http://www.open-std.org/jtc1/sc22/wg14/www/docs/dr_282.htm for all
the fun behind this.
---
 bftw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'bftw.c')

diff --git a/bftw.c b/bftw.c
index dc04ce0..0e541c6 100644
--- a/bftw.c
+++ b/bftw.c
@@ -300,7 +300,7 @@ static size_t bftw_child_nameoff(const struct bftw_file *parent) {
 /** Create a new bftw_file. */
 static struct bftw_file *bftw_file_new(struct bftw_cache *cache, struct bftw_file *parent, const char *name) {
 	size_t namelen = strlen(name);
-	size_t size = sizeof(struct bftw_file) + namelen + 1;
+	size_t size = BFS_FLEX_SIZEOF(struct bftw_file, name, namelen + 1);
 
 	struct bftw_file *file = malloc(size);
 	if (!file) {
-- 
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