Add macros for child init hooks

Author: kairosci

ext/session/session.c

@@ -3450,7 +3450,7 @@ static zend_result php_session_rfc1867_callback(unsigned int event, void *event_
 	return retval;
 }
 
-static void php_session_child_init(void)
+PHP_CINIT_FUNCTION(session)
 {
 	/* Give each child a distinct, widely separated GC sequence without requesting new entropy. */
 	uint64_t advance = (uint64_t) getpid() << 32;
@@ -3469,7 +3469,7 @@ zend_module_entry session_module_entry = {
 	PHP_GINIT(ps),
 	NULL,
 	NULL,
-	STANDARD_MODULE_PROPERTIES_EX_WITH_CHILD_INIT(php_session_child_init)
+	STANDARD_MODULE_PROPERTIES_EX_WITH_CHILD_INIT(PHP_CINIT(session))
 };
 
 #ifdef COMPILE_DL_SESSION

main/php.h

@@ -377,6 +377,8 @@ END_EXTERN_C()
 #define PHP_MINFO_FUNCTION		ZEND_MODULE_INFO_D
 #define PHP_GINIT_FUNCTION		ZEND_GINIT_FUNCTION
 #define PHP_GSHUTDOWN_FUNCTION	ZEND_GSHUTDOWN_FUNCTION
+#define PHP_CINIT_FUNCTION(module)	static void php_##module##_child_init(void)
+#define PHP_CINIT(module)		php_##module##_child_init
 
 #define PHP_MODULE_GLOBALS		ZEND_MODULE_GLOBALS