From fc00c656c96528112d05cf0edf8631bd5eaea446 Mon Sep 17 00:00:00 2001
From: Kacper <kacper@mail.openlinux.dev>
Date: Sun, 7 Dec 2025 20:10:31 +0100
Subject: Add build system scaffolding and libc headers

---
 lib/libc/stdlib/reallocarray.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 lib/libc/stdlib/reallocarray.c

(limited to 'lib/libc/stdlib/reallocarray.c')

diff --git a/lib/libc/stdlib/reallocarray.c b/lib/libc/stdlib/reallocarray.c
new file mode 100644
index 00000000..4dd1a6c8
--- /dev/null
+++ b/lib/libc/stdlib/reallocarray.c
@@ -0,0 +1,14 @@
+#include <stdlib.h>
+#include <errno.h>
+#include <linux/errno.h>
+#include <malloc.h>
+
+void *reallocarray(void *ptr, size_t nmemb, size_t size)
+{
+	size_t total = nmemb * size;
+	if (nmemb != 0 && total / nmemb != size) {
+		errno = ENOMEM;
+		return NULL;
+	}
+	return realloc(ptr, total);
+}
-- 
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