tests/readlink.c

   1 /* test whether readlink returns a short buffer correctly. */
   2
   3 #if defined(HAVE_UNISTD_H)
   4 #include <unistd.h>
   5 #endif
   6
   7 #include <sys/types.h>
   8 #include <sys/stat.h>
   9 #include <fcntl.h>
  10
  11 #define DATA "readlink.test"
  12 #define FNAME "rdlnk.file"
  13
  14 main()
  15 {
  16         char buf[7];
  17         int ret;
  18         ssize_t rl_ret;
  19
  20         unlink(FNAME);
  21         ret = symlink(DATA, FNAME);
  22         if (ret == -1) {
  23                 exit(1);
  24         }
  25
  26         rl_ret = readlink(FNAME, buf, sizeof(buf));
  27         if (rl_ret == -1) {
  28                 unlink(FNAME);
  29                 exit(1);
  30         }
  31         unlink(FNAME);
  32         exit(0);
  33 }