From: Arran Cudbard-Bell <a.cudbardb@freeradius.org>
Date: Mon, 4 Oct 2021 18:11:06 +0000 (-0500)
Subject: Add global atexit functions
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0411703647b7907ec394f73b54131f9585af269a;p=thirdparty%2Ffreeradius-server.git

Add global atexit functions
---

diff --git a/src/lib/util/atexit.c b/src/lib/util/atexit.c
index 3606a35bdb..d9335fd5c8 100644
--- a/src/lib/util/atexit.c
+++ b/src/lib/util/atexit.c
@@ -194,6 +194,17 @@ int fr_atexit_global_setup(void)
 	return 0;
 }
 
+/** Add a free function to be called when the process exits
+ *
+ */
+int _atexit_global(NDEBUG_LOCATION_ARGS
+		  fr_atexit_t func, void const *uctx)
+{
+	if (unlikely(atexit_entry_alloc(NDEBUG_LOCATION_VALS fr_atexit_global, func, uctx) == NULL)) return -1;
+
+	return 0;
+}
+
 /** Add a new destructor
  *
  * @return
diff --git a/src/lib/util/atexit.h b/src/lib/util/atexit.h
index b911c23713..26af45f4f8 100644
--- a/src/lib/util/atexit.h
+++ b/src/lib/util/atexit.h
@@ -43,7 +43,20 @@ extern "C" {
  */
 typedef void(*fr_atexit_t)(void *uctx);
 
-int	fr_atexit_global_setup(void);
+int fr_atexit_global_setup(void);
+
+int _atexit_global(NDEBUG_LOCATION_ARGS fr_atexit_t func, void const *uctx);
+
+/** Add a free function to the global free list
+ *
+ * @param[in] func to call.
+ * @param[in] uctx to pass to func.
+ * @return
+ *	- 0 on success.
+ *      - -1 on failure.
+ */
+#define fr_atexit_global(_func, _uctx) \
+	_atexit_global(NDEBUG_LOCATION_EXP _func, _uctx)
 
 /** Setup pair of global init/free functions
  *
@@ -55,9 +68,10 @@ int	fr_atexit_global_setup(void);
  *
  * Will not share init status outside of the function.
  *
- * @param[in] _init function to call. Will be called once during the process
- *		    lifetime.
- * @param[in] _free function to call. Will be called once at exit.
+ * @param[in] _init		function to call. Will be called once
+ *				during the process lifetime.
+ * @param[in] _free		function to call. Will be called once
+ *				at exit.
  */
 #define fr_atexit_global_once(_init, _free) \
 { \