Make xbt_die() accept a format string with arguments.

[simgrid.git] / include / xbt / sysdep.h

diff --git a/include/xbt/sysdep.h b/include/xbt/sysdep.h
index 64eb191..282eba8 100644 (file)
--- a/include/xbt/sysdep.h
+++ b/include/xbt/sysdep.h
@@ -2,7 +2,8 @@
 /*  no system header should be loaded out of this file so that we have only */
 /*  one file to check when porting to another OS                            */
 
-/* Copyright (c) 2004 Martin Quinson. All rights reserved.                  */
+/* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+ * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -14,9 +15,12 @@
 #include <stdlib.h>
 #include <stdarg.h>             /* va_list */
 
+#include "xbt/log.h"
 #include "xbt/misc.h"
 #include "xbt/asserts.h"
 
+#include "simgrid_config.h"
+
 SG_BEGIN_DECL()
 
 /* They live in asserts.h, but need to be declared before this module.
@@ -26,8 +30,25 @@ SG_BEGIN_DECL()
  *
  * @{
  */
-XBT_PUBLIC(void) xbt_abort(void) _XBT_GNUC_NORETURN;
-XBT_PUBLIC(void) xbt_die(const char *msg) _XBT_GNUC_NORETURN;
+/** @brief Kill the program in silence */
+#define xbt_abort() abort()
+
+/**
+ * @brief Kill the program with an error message
+ * \param msg
+ *
+ * Things are so messed up that the only thing to do now, is to stop the
+ * program.
+ *
+ * The message is handled by a CRITICAL logging request, and may consist of a
+ * format string with arguments.
+ */
+#define xbt_die(...)                            \
+  do {                                          \
+    XBT_LOG_EXTERNAL_CATEGORY(xbt);             \
+    XBT_CCRITICAL(xbt, __VA_ARGS__);            \
+    xbt_abort();                                \
+  } while (0)
 /** @} */
 
 /* these ones live in str.h, but redeclare them here so that we do
@@ -47,7 +68,8 @@ XBT_PUBLIC(char *) bprintf(const char *fmt, ...) _XBT_GNUC_PRINTF(1, 2);
 
 #if defined(__GNUC__) || defined(DOXYGEN)
 /** @brief Like strdup, but xbt_die() on error */
-static inline __attribute__((always_inline)) char *xbt_strdup(const char *s)
+static inline __attribute__ ((always_inline))
+char *xbt_strdup(const char *s)
 {
   char *res = NULL;
   if (s) {
@@ -62,7 +84,8 @@ XBT_PUBLIC(void) xbt_backtrace_display_current(void);
 
 /** @brief Like malloc, but xbt_die() on error
     @hideinitializer */
-static inline __attribute__((always_inline)) void *xbt_malloc(unsigned int n)
+static inline __attribute__ ((always_inline))
+void *xbt_malloc(size_t n)
 {
   void *res;
 /*  if (n==0) {
@@ -72,33 +95,38 @@ static inline __attribute__((always_inline)) void *xbt_malloc(unsigned int n)
 
   res = malloc(n);
   if (!res)
-    xbt_die(bprintf("Memory allocation of %d bytes failed", n));
+    xbt_die(bprintf("Memory allocation of %lu bytes failed",
+                    (unsigned long)n));
   return res;
 }
 
 /** @brief like malloc, but xbt_die() on error and memset data to 0
     @hideinitializer */
-static inline __attribute__((always_inline)) void *xbt_malloc0(unsigned int n)
+static inline __attribute__ ((always_inline))
+void *xbt_malloc0(size_t n)
 {
   void *res;
   //if (n==0) xbt_die("calloc(0) is not portable");
   res = calloc(n, 1);
   if (!res)
-    xbt_die(bprintf("Memory callocation of %d bytes failed", n));
+    xbt_die(bprintf("Memory callocation of %lu bytes failed",
+                    (unsigned long)n));
   return res;
 }
 
 /** @brief like realloc, but xbt_die() on error
     @hideinitializer */
-static inline __attribute__((always_inline)) void *xbt_realloc(void *p, unsigned int s)
+static inline __attribute__ ((always_inline))
+void *xbt_realloc(void *p, size_t s)
 {
-  void *res = res;
+  void *res = NULL;
   //if (s==0) xbt_die("realloc(0) is not portable");
   if (s) {
     if (p) {
       res = realloc(p, s);
       if (!res)
-        xbt_die(bprintf("memory (re)allocation of %d bytes failed", s));
+        xbt_die(bprintf("memory (re)allocation of %lu bytes failed",
+                        (unsigned long)s));
     } else {
       res = xbt_malloc(s);
     }
@@ -109,12 +137,12 @@ static inline __attribute__((always_inline)) void *xbt_realloc(void *p, unsigned
   }
   return res;
 }
-#else /* non __GNUC__  */
+#else                           /* non __GNUC__  */
 #  define xbt_strdup(s)    strdup(s)
 #  define xbt_malloc(n)    malloc(n)
 #  define xbt_malloc0(n)   calloc(n,1)
 #  define xbt_realloc(p,s) realloc(p,s)
-#endif /* __GNUC__ ? */
+#endif                          /* __GNUC__ ? */
 
 /** @brief like free
     @hideinitializer */
@@ -137,4 +165,4 @@ XBT_PUBLIC(void) xbt_free_ref(void *d);
 
 
 SG_END_DECL()
-#endif /* _XBT_SYSDEP_H */
+#endif                          /* _XBT_SYSDEP_H */