memcheck/tests/freebsd/stat.c

   1 /*
   2  * Tests for various stat functions
   3  *
   4  * stat - tests fstatat with 1st arg AT_FDCWD
   5  * fstatat
   6  */
   7
   8
   9 #include <sys/stat.h>
  10 #include <stdlib.h>
  11 #include <stdio.h>
  12 #include <string.h>
  13 #include <assert.h>
  14 #include <fcntl.h>
  15 #include <dirent.h>
  16 #include <unistd.h>
  17
  18 int main()
  19 {
  20    struct stat sb;
  21
  22    if (-1 == stat("stat.c", &sb))
  23    {
  24       perror("stat failed:");
  25    }
  26
  27    assert(sb.st_size == 1161);
  28
  29    int fd = openat(AT_FDCWD, "stat.c", O_RDONLY);
  30    if (-1 == fd)
  31    {
  32        perror("openat failed:");
  33    }
  34
  35    if (-1 == fstat(fd, &sb))
  36    {
  37        perror("fstat failed:");
  38    }
  39
  40     DIR* cwd = opendir(".");
  41     if (cwd)
  42     {
  43        int cwdfd = dirfd(cwd);
  44        fstatat(cwdfd, "stat.c", &sb, 0);
  45        closedir(cwd);
  46     }
  47
  48    // error section
  49    char *badfilename = strdup("stat.c");
  50    free(badfilename);
  51
  52    stat(badfilename, &sb);
  53
  54    struct stat* badpsb = malloc(sizeof(struct stat));
  55    free(badpsb);
  56
  57    stat("stat.c", badpsb);
  58
  59    badpsb = malloc(sizeof(struct stat));
  60    free(badpsb);
  61    fstat(fd, badpsb);
  62
  63    int badfd;
  64    fstat(badfd, &sb);
  65
  66    fstatat(badfd, "stat.c", &sb, 0);
  67    fstatat(fd, "stat.c", &sb, badfd);
  68
  69    close(fd);
  70 }
  71