granicus.if.org Git - strace/blob - utime.c

   1 #include "defs.h"
   2
   3 SYS_FUNC(utime)
   4 {
   5         union {
   6                 long utl[2];
   7                 int uti[2];
   8                 long paranoia_for_huge_wordsize[4];
   9         } u;
  10         unsigned wordsize;
  11
  12         if (entering(tcp)) {
  13                 printpath(tcp, tcp->u_arg[0]);
  14                 tprints(", ");
  15
  16                 wordsize = current_wordsize;
  17                 if (!tcp->u_arg[1])
  18                         tprints("NULL");
  19                 else if (!verbose(tcp))
  20                         tprintf("%#lx", tcp->u_arg[1]);
  21                 else if (umoven(tcp, tcp->u_arg[1], 2 * wordsize, &u) < 0)
  22                         tprints("[?, ?]");
  23                 else if (wordsize == sizeof u.utl[0]) {
  24                         tprintf("[%s,", sprinttime(u.utl[0]));
  25                         tprintf(" %s]", sprinttime(u.utl[1]));
  26                 }
  27                 else if (wordsize == sizeof u.uti[0]) {
  28                         tprintf("[%s,", sprinttime(u.uti[0]));
  29                         tprintf(" %s]", sprinttime(u.uti[1]));
  30                 }
  31                 else
  32                         tprintf("<decode error: unsupported wordsize %d>",
  33                                 wordsize);
  34         }
  35         return 0;
  36 }