From aae794e9bdd5f19019560041479cf7ebc46b4fa5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Thu, 30 Jan 2025 09:06:24 +0100
Subject: [PATCH] xmalloc: add xreallocarray()

---
 xmalloc.c | 7 +++++++
 xmalloc.h | 1 +
 2 files changed, 8 insertions(+)

diff --git a/xmalloc.c b/xmalloc.c
index ded7f4e3..0a67cdb2 100644
--- a/xmalloc.c
+++ b/xmalloc.c
@@ -36,6 +36,13 @@ xrealloc(void *ptr, size_t size)
     return unlikely(size == 0) ? alloc : check_alloc(alloc);
 }
 
+void *
+xreallocarray(void *ptr, size_t n, size_t size)
+{
+    void *alloc = reallocarray(ptr, n, size);
+    return unlikely(size == 0) ? alloc : check_alloc(alloc);
+}
+
 char *
 xstrdup(const char *str)
 {
diff --git a/xmalloc.h b/xmalloc.h
index 8a2c208f..03e6eb0d 100644
--- a/xmalloc.h
+++ b/xmalloc.h
@@ -12,6 +12,7 @@
 void *xmalloc(size_t size) XMALLOC;
 void *xcalloc(size_t nmemb, size_t size) XMALLOC;
 void *xrealloc(void *ptr, size_t size);
+void *xreallocarray(void *ptr, size_t n, size_t size);
 char *xstrdup(const char *str) XSTRDUP;
 char *xstrndup(const char *str, size_t n) XSTRDUP;
 char *xasprintf(const char *format, ...) PRINTF(1) XMALLOC;