-/* Copyright (c) 2011. The SimGrid Team.
+/* Copyright (c) 2011-2014. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#ifndef SMPI_COCCI_H
#define SMPI_COCCI_H
+#include <xbt/misc.h>
+
/* Macros used by coccinelle-generated code */
-#define SMPI_VARINIT_GLOBAL(name,type) \
-type *name = NULL; \
-void __attribute__((weak,constructor)) __preinit_##name(void) { \
+#define SMPI_VARINIT_GLOBAL(name,type) \
+type *name = NULL; \
+static void __attribute__((constructor)) __preinit_##name(void) { \
if(!name) \
- name = (type*)malloc(smpi_global_size() * sizeof(type)); \
+ name = (type*)calloc(smpi_global_size(), sizeof(type)); \
} \
-void __attribute__((weak,destructor)) __postfini_##name(void) { \
+static void __attribute__((destructor)) __postfini_##name(void) { \
free(name); \
name = NULL; \
}
-#define SMPI_VARINIT_GLOBAL_AND_SET(name,type,expr) \
-type *name = NULL; \
-void __attribute__((weak,constructor)) __preinit_##name(void) { \
+#define SMPI_VARINIT_GLOBAL_AND_SET(name,type,expr) \
+type *name = NULL; \
+static void __attribute__((constructor)) __preinit_##name(void) { \
size_t size = smpi_global_size(); \
size_t i; \
type value = expr; \
} \
} \
} \
-void __attribute__((weak,destructor)) __postfini_##name(void) { \
+static void __attribute__((destructor)) __postfini_##name(void) { \
free(name); \
name = NULL; \
}
#define SMPI_VARGET_GLOBAL(name) name[smpi_process_index()]
+/* The following handle local static variables */
+/** @brief Make sure that the passed pointer is freed on process exit.
+ *
+ * This function is rather internal, mainly used for the
+ * privatization of global variables through coccinelle.
+ */
+XBT_PUBLIC(void) smpi_register_static(void* arg, void_f_pvoid_t free_fn);
+
+XBT_PUBLIC(void) smpi_free_static(void);
+
+#define SMPI_VARINIT_STATIC(name,type) \
+static type *name = NULL; \
+if(!name) { \
+ name = (type*)calloc(smpi_global_size(), sizeof(type)); \
+ smpi_register_static(name, xbt_free); \
+}
+
+#define SMPI_VARINIT_STATIC_AND_SET(name,type,expr) \
+static type *name = NULL; \
+if(!name) { \
+ size_t size = smpi_global_size(); \
+ size_t i; \
+ type value = expr; \
+ name = (type*)malloc(size * sizeof(type)); \
+ for(i = 0; i < size; i++) { \
+ name[i] = value; \
+ } \
+ smpi_register_static(name, xbt_free); \
+}
+
+#define SMPI_VARGET_STATIC(name) name[smpi_process_index()]
+
#endif