1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
/*
* xcommon.h -- Support function prototypes. Functions are in xcommon.c.
*
* 2006-06-06 Amit Gud <agud@redhat.com>
* - Moved code snippets from mount/sundries.h of util-linux
* and merged code from support/nfs/xmalloc.c by Olaf Kirch <okir@monad.swb.de> here.
*/
#ifndef _XMALLOC_H
#define _XMALLOC_H
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <sys/types.h>
#include <fcntl.h>
#include <limits.h>
#include <signal.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#ifdef MAJOR_IN_MKDEV
#include <sys/mkdev.h>
#elif defined(MAJOR_IN_SYSMACROS)
#include <sys/sysmacros.h>
#endif
#define streq(s, t) (strcmp ((s), (t)) == 0)
#ifdef HAVE_FUNC_ATTRIBUTE_FORMAT
#define X_FORMAT(_x) __attribute__((__format__ _x))
#else
#define X_FORMAT(_x)
#endif
/* Functions in sundries.c that are used in mount.c and umount.c */
char *canonicalize (const char *path);
void nfs_error (const char *fmt, ...) X_FORMAT((printf, 1, 2));
void *xmalloc (size_t size);
void *xrealloc(void *p, size_t size);
void xfree(void *);
char *xstrdup (const char *s);
char *xstrndup (const char *s, int n);
char *xstrconcat2 (const char *, const char *);
char *xstrconcat3 (const char *, const char *, const char *);
char *xstrconcat4 (const char *, const char *, const char *, const char *);
void die (int errcode, const char *fmt, ...) X_FORMAT((printf, 2, 3));
extern void die(int err, const char *fmt, ...) X_FORMAT((printf, 2, 3));
extern void (*at_die)(void);
/* exit status - bits below are ORed */
#define EX_SUCCESS 0 /* no failure occurred */
#define EX_USAGE 1 /* incorrect invocation or permission */
#define EX_SYSERR 2 /* out of memory, cannot fork, ... */
#define EX_SOFTWARE 4 /* internal mount bug or wrong version */
#define EX_USER 8 /* user interrupt */
#define EX_FILEIO 16 /* problems writing, locking, ... mtab/fstab */
#define EX_FAIL 32 /* mount failure */
#define EX_SOMEOK 64 /* some mount succeeded */
#define EX_BG 256 /* retry in background (internal only) */
#endif /* XMALLOC_H */
|
