2 /* xbt/sysdep.h -- all system dependency */
3 /* no system header should be loaded out of this file so that we have only */
4 /* one file to check when porting to another OS */
6 /* Copyright (c) 2004 Martin Quinson. All rights reserved. */
8 /* This program is free software; you can redistribute it and/or modify it
9 * under the terms of the license (GNU LGPL) which comes with this package. */
17 #include <stdarg.h> /* va_list */
20 #include "xbt/asserts.h"
24 /* FIXME: better place? */
25 extern int asprintf (char **ptr, const char *fmt, /*args*/ ...) _XBT_GNUC_PRINTF(2,3);
26 extern int vasprintf (char **ptr, const char *fmt, va_list ap);
27 XBT_PUBLIC(char*) bprintf (const char*fmt, ...) _XBT_GNUC_PRINTF(1,2);
30 #if ((defined (_MSC_VER) || defined(__BORLANDC__)) && !defined(SSIZE_T_DEFINED))
32 #define SSIZE_T_DEFINED
35 /* FIXME: ssize_t must be 'long' on windows, no idea whether we should define this explicitly */
36 XBT_PUBLIC(ssize_t) getline(char **lineptr, size_t *n, FILE *stream);
39 /* They live in asserts.h, but need to be declared before this module.
40 double declaration to cut dependency cycle */
42 * @addtogroup XBT_error
46 XBT_PUBLIC(void) xbt_abort(void) _XBT_GNUC_NORETURN;
47 XBT_PUBLIC(void) xbt_die(const char *msg) _XBT_GNUC_NORETURN;
50 /** @addtogroup XBT_syscall
51 * @brief Malloc and associated functions, killing the program on error (with \ref XBT_ex)
56 #if defined(__GNUC__) || defined(DOXYGEN)
57 /** @brief Like strdup, but xbt_die() on error */
58 static XBT_INLINE char *xbt_strdup(const char *s) {
63 xbt_die("memory allocation error (strdup returned NULL)");
67 /** @brief Like malloc, but xbt_die() on error
69 static XBT_INLINE void *xbt_malloc(int n){
72 xbt_die(bprintf("Memory allocation of %d bytes failed",n));
76 /** @brief like malloc, but xbt_die() on error and memset data to 0
78 static XBT_INLINE void *xbt_malloc0(int n) {
79 void *res=calloc(n,1);
81 xbt_die(bprintf("Memory callocation of %d bytes failed",n));
85 /** @brief like realloc, but xbt_die() on error
87 static XBT_INLINE void *xbt_realloc(void*p,int s){
93 xbt_die(bprintf("memory (re)allocation of %d bytes failed",s));
104 #else /* non __GNUC__ */
105 # define xbt_strdup(s) strdup(s)
106 # define xbt_malloc(n) malloc(n)
107 # define xbt_malloc0(n) calloc(n,1)
108 # define xbt_realloc(p,s) realloc(p,s)
109 #endif /* __GNUC__ ? */
113 #define xbt_free free /*nothing specific to do here. A poor valgrind replacement?*/
114 /*#define xbt_free_fct free * replacement with the guareenty of being a function FIXME:KILLME*/
118 XBT_PUBLIC(void) xbt_free_f(void* p);
120 /** @brief like calloc, but xbt_die() on error and don't memset to 0
122 #define xbt_new(type, count) ((type*)xbt_malloc (sizeof (type) * (count)))
123 /** @brief like calloc, but xbt_die() on error
125 #define xbt_new0(type, count) ((type*)xbt_malloc0 (sizeof (type) * (count)))
132 #endif /* _XBT_SYSDEP_H */