compat/shm.h

   1 #ifndef SQUID_COMPAT_SHM_H
   2 #define SQUID_COMPAT_SHM_H
   3
   4 #if HAVE_SHM
   5
   6 #if HAVE_SYS_STAT_H
   7 #include <sys/stat.h> /* for mode constants */
   8 #endif
   9
  10 #if HAVE_FCNTL_H
  11 #include <fcntl.h> /* for O_* constants */
  12 #endif
  13
  14 #if HAVE_SYS_MMAN_H
  15 #include <sys/mman.h>
  16 #endif
  17
  18 #else /* HAVE_SHM */
  19
  20 #if HAVE_ERRNO_H
  21 #include <errno.h>
  22 #endif
  23
  24 extern "C" {
  25
  26     inline int
  27     shm_open(const char *, int, mode_t) {
  28         errno = ENOTSUP;
  29         return -1;
  30     }
  31
  32     inline int
  33     shm_unlink(const char *) {
  34         errno = ENOTSUP;
  35         return -1;
  36     }
  37
  38 } /* extern "C" */
  39
  40 #endif /* HAVE_SHM */
  41
  42 /// Determines whether segment names are iterpreted as full file paths.
  43 bool shm_portable_segment_name_is_path();
  44
  45 #endif /* SQUID_COMPAT_CPU_H */