diff options
Diffstat (limited to 'io/tst-fchmodat.c')
| -rw-r--r-- | io/tst-fchmodat.c | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/io/tst-fchmodat.c b/io/tst-fchmodat.c deleted file mode 100644 index bfb75d62e5..0000000000 --- a/io/tst-fchmodat.c +++ /dev/null @@ -1,191 +0,0 @@ -/* Test for fchmodat function. */ - -#include <dirent.h> -#include <fcntl.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> - - -static void prepare (void); -#define PREPARE(argc, argv) prepare () - -static int do_test (void); -#define TEST_FUNCTION do_test () - -#include "../test-skeleton.c" - -static int dir_fd; - -static void -prepare (void) -{ - size_t test_dir_len = strlen (test_dir); - static const char dir_name[] = "/tst-fchmodat.XXXXXX"; - - size_t dirbuflen = test_dir_len + sizeof (dir_name); - char *dirbuf = malloc (dirbuflen); - if (dirbuf == NULL) - { - puts ("out of memory"); - exit (1); - } - - snprintf (dirbuf, dirbuflen, "%s%s", test_dir, dir_name); - if (mkdtemp (dirbuf) == NULL) - { - puts ("cannot create temporary directory"); - exit (1); - } - - add_temp_file (dirbuf); - - dir_fd = open (dirbuf, O_RDONLY | O_DIRECTORY); - if (dir_fd == -1) - { - puts ("cannot open directory"); - exit (1); - } -} - - -static int -do_test (void) -{ - /* fdopendir takes over the descriptor, make a copy. */ - int dupfd = dup (dir_fd); - if (dupfd == -1) - { - puts ("dup failed"); - return 1; - } - if (lseek (dupfd, 0, SEEK_SET) != 0) - { - puts ("1st lseek failed"); - return 1; - } - - /* The directory should be empty save the . and .. files. */ - DIR *dir = fdopendir (dupfd); - if (dir == NULL) - { - puts ("fdopendir failed"); - return 1; - } - struct dirent64 *d; - while ((d = readdir64 (dir)) != NULL) - if (strcmp (d->d_name, ".") != 0 && strcmp (d->d_name, "..") != 0) - { - printf ("temp directory contains file \"%s\"\n", d->d_name); - return 1; - } - closedir (dir); - - umask (022); - - /* Try to create a file. */ - int fd = openat (dir_fd, "some-file", O_CREAT|O_RDWR|O_EXCL, 0666); - if (fd == -1) - { - if (errno == ENOSYS) - { - puts ("*at functions not supported"); - return 0; - } - - puts ("file creation failed"); - return 1; - } - write (fd, "hello", 5); - puts ("file created"); - - struct stat64 st1; - if (fstat64 (fd, &st1) != 0) - { - puts ("fstat64 failed"); - return 1; - } - - /* Before closing the file, try using this file descriptor to open - another file. This must fail. */ - if (fchmodat (fd, "some-file", 0400, 0) != -1) - { - puts ("fchmodat using descriptor for normal file worked"); - return 1; - } - if (errno != ENOTDIR) - { - puts ("\ -error for fchmodat using descriptor for normal file not ENOTDIR "); - return 1; - } - - close (fd); - - if ((st1.st_mode & 0777) != 0644) - { - printf ("openat created mode %04o, not 0644\n", (st1.st_mode & 0777)); - return 1; - } - - if (fchmodat (dir_fd, "some-file", 0400, 0) != 0) - { - puts ("fchownat failed"); - return 1; - } - - struct stat64 st2; - if (fstatat64 (dir_fd, "some-file", &st2, 0) != 0) - { - puts ("fstatat64 failed"); - return 1; - } - - if ((st2.st_mode & 0777) != 0400) - { - puts ("mode change failed"); - return 1; - } - - if (unlinkat (dir_fd, "some-file", 0) != 0) - { - puts ("unlinkat failed"); - return 1; - } - - /* Create a file descriptor which is closed again right away. */ - int dir_fd2 = dup (dir_fd); - if (dir_fd2 == -1) - { - puts ("dup failed"); - return 1; - } - close (dir_fd2); - - if (fchmodat (dir_fd2, "some-file", 0400, 0) != -1) - { - puts ("fchmodat using closed descriptor worked"); - return 1; - } - if (errno != EBADF) - { - puts ("error for fchmodat using closed descriptor not EBADF "); - return 1; - } - - close (dir_fd); - - if (fchmodat (-1, "some-file", 0400, 0) != -1) - { - puts ("fchmodat using invalid descriptor worked"); - return 1; - } - if (errno != EBADF) - { - puts ("error for fchmodat using invalid descriptor not EBADF "); - return 1; - } - - return 0; -} |