mount/sundries.h

   1 /*
   2  * Support function prototypes.  Functions are in sundries.c.
   3  * sundries.h,v 1.1.1.1 1993/11/18 08:40:51 jrs Exp
   4  */
   5
   6 #include <sys/types.h>
   7 #include <fcntl.h>
   8 #include <limits.h>
   9 #include <signal.h>
  10 #include <stdarg.h>
  11 #include <stdlib.h>
  12 #ifndef bool_t
  13 #include <rpc/types.h>
  14 #endif
  15
  16 extern int mount_quiet;
  17 extern int verbose;
  18
  19 #define streq(s, t)     (strcmp ((s), (t)) == 0)
  20
  21
  22 /* String list data structure.  */
  23 typedef struct string_list
  24 {
  25   char *hd;
  26   struct string_list *tl;
  27 } *string_list;
  28
  29 #define car(p) ((p) -> hd)
  30 #define cdr(p) ((p) -> tl)
  31
  32 string_list cons (char *a, const string_list);
  33
  34 /* Quiet compilation with -Wmissing-prototypes.  */
  35 int main (int argc, char *argv[]);
  36
  37 /* Functions in sundries.c that are used in mount.c and umount.c  */
  38 void block_signals (int how);
  39 char *canonicalize (const char *path);
  40 char *realpath (const char *path, char *resolved_path);
  41 void error (const char *fmt, ...);
  42 int matching_type (const char *type, string_list types);
  43 string_list parse_list (char *strings);
  44 void *xmalloc (size_t size);
  45 char *xstrdup (const char *s);
  46 char *xstrndup (const char *s, int n);
  47 char *xstrconcat2 (const char *, const char *);
  48 char *xstrconcat3 (const char *, const char *, const char *);
  49 char *xstrconcat4 (const char *, const char *, const char *, const char *);
  50
  51 /* Here is some serious cruft.  */
  52 #ifdef __GNUC__
  53 #if defined(__GNUC_MINOR__) && __GNUC__ == 2 && __GNUC_MINOR__ >= 5
  54 void die (int errcode, const char *fmt, ...) __attribute__ ((noreturn));
  55 #else /* GNUC < 2.5 */
  56 void volatile die (int errcode, const char *fmt, ...);
  57 #endif /* GNUC < 2.5 */
  58 #else /* !__GNUC__ */
  59 void die (int errcode, const char *fmt, ...);
  60 #endif /* !__GNUC__ */
  61
  62 #ifdef HAVE_NFS
  63 int nfsmount (const char *spec, const char *node, int *flags,
  64               char **orig_opts, char **opt_args);
  65 #endif
  66
  67 /* exit status - bits below are ORed */
  68 #define EX_USAGE        1       /* incorrect invocation or permission */
  69 #define EX_SYSERR       2       /* out of memory, cannot fork, ... */
  70 #define EX_SOFTWARE     4       /* internal mount bug or wrong version */
  71 #define EX_USER         8       /* user interrupt */
  72 #define EX_FILEIO      16       /* problems writing, locking, ... mtab/fstab */
  73 #define EX_FAIL        32       /* mount failure */
  74 #define EX_SOMEOK      64       /* some mount succeeded */