From 0275658a3602f74035ff776dac8d8f64b9a2794f Mon Sep 17 00:00:00 2001
From: default <nobody@localhost>
Date: Sun, 14 Apr 2024 19:26:49 +0200
Subject: Backport from xs.

---
 xs.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'xs.h')

diff --git a/xs.h b/xs.h
index d2de44a..bab315a 100644
--- a/xs.h
+++ b/xs.h
@@ -45,6 +45,10 @@ typedef char xs_data;
 /* not really all, just very much */
 #define XS_ALL 0xfffffff
 
+#ifndef xs_countof
+#define xs_countof(a) (sizeof((a)) / sizeof((*a)))
+#endif
+
 void *xs_free(void *ptr);
 void *_xs_realloc(void *ptr, size_t size, const char *file, int line, const char *func);
 #define xs_realloc(ptr, size) _xs_realloc(ptr, size, __FILE__, __LINE__, __FUNCTION__)
-- 
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