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. */
15 #include <string.h> /* Included directly for speed */
17 #include <time.h> /* FIXME: remove */
18 #include <unistd.h> /* FIXME: remove */
24 #define __CALLOC_OP(n, s) calloc((n), (s))
25 #define __REALLOC_OP(n, s) realloc((n), (s))
26 #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))
27 /* #define REALLOC(p, s) ((__REALLOC_OP ((p), (s)?:(FAILURE("attempt to alloc 0 bytes"), 0)))?:(FAILURE("memory reallocation error"), NULL)) */
28 #define REALLOC(p, s) (__REALLOC_OP ((p), (s)))
31 #define xbt_strdup(s) ((s)?(strdup(s)?:(xbt_die("memory allocation error"),NULL))\
33 #define xbt_malloc(n) (malloc(n) ?: (xbt_die("memory allocation error"),NULL))
34 #define xbt_malloc0(n) (calloc( (n),1 ) ?: (xbt_die("memory allocation error"),NULL))
35 #define xbt_realloc(p,s) (s? (p? (realloc(p,s)?:(xbt_die("memory allocation error"),NULL)) \
37 : (p? (free(p),NULL) \
39 #define xbt_free free /*nothing specific to do here. A poor valgrind replacement?*/
40 #define xbt_free_fct free /* replacement with the guareenty of being a function */
42 #define xbt_new(type, count) ((type*)xbt_malloc (sizeof (type) * (count)))
43 #define xbt_new0(type, count) ((type*)xbt_malloc0 (sizeof (type) * (count)))
45 /* Attributes are only in recent versions of GCC */
47 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)
48 # define _XBT_GNUC_PRINTF( format_idx, arg_idx ) \
49 __attribute__((__format__ (__printf__, format_idx, arg_idx)))
50 # define _XBT_GNUC_SCANF( format_idx, arg_idx ) \
51 __attribute__((__format__ (__scanf__, format_idx, arg_idx)))
52 # define _XBT_GNUC_FORMAT( arg_idx ) \
53 __attribute__((__format_arg__ (arg_idx)))
54 # define _XBT_GNUC_NORETURN __attribute__((__noreturn__))
57 # define _XBT_GNUC_PRINTF( format_idx, arg_idx )
58 # define _XBT_GNUC_SCANF( format_idx, arg_idx )
59 # define _XBT_GNUC_FORMAT( arg_idx )
60 # define _XBT_GNUC_NORETURN
62 #endif /* !__GNUC__ */
64 /* inline and __FUNCTION__ are only in GCC when -ansi is of */
66 #if defined(__GNUC__) && ! defined(__STRICT_ANSI__)
68 # define _XBT_GNUC_FUNCTION __FUNCTION__
69 # define _XBT_INLINE inline
71 # define _XBT_GNUC_FUNCTION "function"
77 #include "xbt/error.h" /* needed for xbt_die */
79 #endif /* _XBT_SYSDEP_H */