user.c

   1 #include <err.h>
   2 #include <pwd.h>
   3 #include <sys/types.h>
   4 #include <unistd.h>
   5
   6 #include "util.h"
   7
   8 const char *
   9 gid(void)
  10 {
  11         return bprintf("%d", getgid());
  12 }
  13
  14 const char *
  15 username(void)
  16 {
  17         struct passwd *pw = getpwuid(geteuid());
  18
  19         if (pw == NULL) {
  20                 warn("Failed to get username");
  21                 return NULL;
  22         }
  23
  24         return bprintf("%s", pw->pw_name);
  25 }
  26
  27 const char *
  28 uid(void)
  29 {
  30         return bprintf("%d", geteuid());
  31 }