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

   1 #include "defs.h"
   2
   3 #include <sys/utsname.h>
   4
   5 SYS_FUNC(uname)
   6 {
   7         struct utsname uname;
   8
   9         if (entering(tcp))
  10                 return 0;
  11
  12         if (syserror(tcp) || !verbose(tcp))
  13                 tprintf("%#lx", tcp->u_arg[0]);
  14         else if (umove(tcp, tcp->u_arg[0], &uname) < 0)
  15                 tprints("{...}");
  16         else {
  17 #define PRINT_UTS_MEMBER(prefix, member) \
  18                 tprints(prefix #member "="); \
  19                 print_quoted_string(uname.member, sizeof(uname.member), \
  20                                     QUOTE_0_TERMINATED)
  21
  22                 PRINT_UTS_MEMBER("{", sysname);
  23                 PRINT_UTS_MEMBER(", ", nodename);
  24                 if (abbrev(tcp)) {
  25                         tprints(", ...}");
  26                         return 0;
  27                 }
  28                 PRINT_UTS_MEMBER(", ", release);
  29                 PRINT_UTS_MEMBER(", ", version);
  30                 PRINT_UTS_MEMBER(", ", machine);
  31 #ifdef HAVE_STRUCT_UTSNAME_DOMAINNAME
  32                 PRINT_UTS_MEMBER(", ", domainname);
  33 #endif
  34                 tprints("}");
  35         }
  36
  37         return 0;
  38 }