minix/lib/libc/sys/stat.c

   1 #include <sys/cdefs.h>
   2 #include "namespace.h"
   3 #include <lib.h>
   4
   5 #include <sys/stat.h>
   6 #include <string.h>
   7
   8 #ifdef __weak_alias
   9 __weak_alias(_stat, __stat50);
  10 __weak_alias(_lstat, __lstat50);
  11 __weak_alias(_fstat, __fstat50);
  12
  13 __weak_alias(stat, __stat50);
  14 __weak_alias(lstat, __lstat50);
  15 __weak_alias(fstat, __fstat50);
  16 #endif
  17
  18 int stat(const char *name, struct stat *buffer)
  19 {
  20   message m;
  21
  22   memset(&m, 0, sizeof(m));
  23   m.m_lc_vfs_stat.len = strlen(name) + 1;
  24   m.m_lc_vfs_stat.name = (vir_bytes)name;
  25   m.m_lc_vfs_stat.buf = (vir_bytes)buffer;
  26
  27   return _syscall(VFS_PROC_NR, VFS_STAT, &m);
  28 }
  29
  30 int fstat(int fd, struct stat *buffer)
  31 {
  32   message m;
  33
  34   memset(&m, 0, sizeof(m));
  35   m.m_lc_vfs_fstat.fd = fd;
  36   m.m_lc_vfs_fstat.buf = (vir_bytes)buffer;
  37
  38   return _syscall(VFS_PROC_NR, VFS_FSTAT, &m);
  39 }
  40
  41 int lstat(const char *name, struct stat *buffer)
  42 {
  43   message m;
  44
  45   memset(&m, 0, sizeof(m));
  46   m.m_lc_vfs_stat.len = strlen(name) + 1;
  47   m.m_lc_vfs_stat.name = (vir_bytes)name;
  48   m.m_lc_vfs_stat.buf = (vir_bytes)buffer;
  49
  50   return _syscall(VFS_PROC_NR, VFS_LSTAT, &m);
  51 }