3 /* xbt/sysdep.h -- all system dependency */
4 /* no system header should be loaded out of this file so that we have only */
5 /* one file to check when porting to another OS */
7 /* Copyright (c) 2004 Martin Quinson. All rights reserved. */
9 /* This program is free software; you can redistribute it and/or modify it
10 * under the terms of the license (GNU LGPL) which comes with this package. */
21 #define __CALLOC_OP(n, s) calloc((n), (s))
22 #define __REALLOC_OP(n, s) realloc((n), (s))
23 #define CALLOC(n, s) ((__CALLOC_OP ((n)?:(FAILURE("attempt to alloc 0 bytes"), 0), (s)?:(FAILURE("attempt to alloc 0 bytes"), 0)))?:(FAILURE("memory allocation error"), NULL))
24 /* #define REALLOC(p, s) ((__REALLOC_OP ((p), (s)?:(FAILURE("attempt to alloc 0 bytes"), 0)))?:(FAILURE("memory reallocation error"), NULL)) */
25 #define REALLOC(p, s) (__REALLOC_OP ((p), (s)))
28 #define xbt_strdup(s) ((s)?(strdup(s)?:(xbt_die("memory allocation error"),NULL))\
30 #define xbt_malloc(n) (malloc(n) ?: (xbt_die("memory allocation error"),NULL))
31 #define xbt_malloc0(n) (calloc( (n),1 ) ?: (xbt_die("memory allocation error"),NULL))
32 #define xbt_realloc(p,s) (s? (p? (realloc(p,s)?:(xbt_die("memory allocation error"),NULL)) \
34 : (p? (free(p),NULL) \
36 #define xbt_free free /*nothing specific to do here. A poor valgrind replacement?*/
37 #define xbt_free_fct free /* replacement with the guareenty of being a function */
39 #define xbt_new(type, count) ((type*)xbt_malloc (sizeof (type) * (count)))
40 #define xbt_new0(type, count) ((type*)xbt_malloc0 (sizeof (type) * (count)))
42 /* Attributes are only in recent versions of GCC */
44 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)
45 # define _XBT_GNUC_PRINTF( format_idx, arg_idx ) \
46 __attribute__((__format__ (__printf__, format_idx, arg_idx)))
47 # define _XBT_GNUC_SCANF( format_idx, arg_idx ) \
48 __attribute__((__format__ (__scanf__, format_idx, arg_idx)))
49 # define _XBT_GNUC_FORMAT( arg_idx ) \
50 __attribute__((__format_arg__ (arg_idx)))
51 # define _XBT_GNUC_NORETURN __attribute__((__noreturn__))
54 # define _XBT_GNUC_PRINTF( format_idx, arg_idx )
55 # define _XBT_GNUC_SCANF( format_idx, arg_idx )
56 # define _XBT_GNUC_FORMAT( arg_idx )
57 # define _XBT_GNUC_NORETURN
59 #endif /* !__GNUC__ */
61 /* inline and __FUNCTION__ are only in GCC when -ansi is off */
63 #if defined(__GNUC__) && ! defined(__STRICT_ANSI__)
65 # define _XBT_GNUC_FUNCTION __FUNCTION__
66 # define _XBT_INLINE inline
68 # define _XBT_GNUC_FUNCTION "function"
74 #include "xbt/error.h" /* needed for xbt_die */
76 #endif /* _XBT_SYSDEP_H */