kc3-lang/gnulib/tests/test-faccessat.c

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• Hash : 8ba0c4da
  Author :
  Date : 2025-09-01T13:04:21
  

  tests: adapt AT_FDCWD fix for more tests
  
  * tests/test-areadlinkat-with-size.c (main):
  * tests/test-areadlinkat.c (main):
  * tests/test-faccessat.c (main):
  * tests/test-fchmodat.c (main):
  * tests/test-fchownat.c (main):
  * tests/test-fstatat.c (main):
  * tests/test-linkat.c (main):
  * tests/test-mkdirat.c (main):
  * tests/test-mkfifoat.c (main):
  * tests/test-openat-safer.c (main):
  * tests/test-readlinkat.c (main):
  * tests/test-renameat.c (main):
  * tests/test-renameatu.c (main):
  * tests/test-symlinkat.c (main):
  * tests/test-unlinkat.c (main):
  * tests/test-utimensat.c (main):
  Work even if AT_FDCWD == -1.
  

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• tests/test-faccessat.c

• /* Test checking user's permissions for a file.
     Copyright (C) 2011-2025 Free Software Foundation, Inc.
  
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation, either version 3 of the License, or
     (at your option) any later version.
  
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  
  #include <config.h>
  
  #include <unistd.h>
  
  #include "signature.h"
  SIGNATURE_CHECK (faccessat, int, (int, const char *, int, int));
  
  #include <errno.h>
  #include <fcntl.h>
  
  #include "macros.h"
  
  #define BASE "test-faccessat.t"
  
  int
  main (void)
  {
    /* Test behaviour for invalid file descriptors.  */
    {
      errno = 0;
      ASSERT (faccessat (AT_FDCWD == -1 ? -2 : -1, "foo", F_OK, 0) == -1);
      ASSERT (errno == EBADF);
    }
    {
      close (99);
      errno = 0;
      ASSERT (faccessat (99, "foo", F_OK, 0) == -1);
      ASSERT (errno == EBADF);
    }
  
    /* Test behavior with trailing slash.  */
  
    unlink (BASE "file");
    ASSERT (faccessat (AT_FDCWD, ".", X_OK, 0) == 0);
    ASSERT (faccessat (AT_FDCWD, "./", X_OK, 0) == 0);
    ASSERT (close (open (BASE "file", O_CREAT | O_WRONLY, 0)) == 0);
    ASSERT (faccessat (AT_FDCWD, BASE "file", F_OK, 0) == 0);
  
    ASSERT (faccessat (AT_FDCWD, BASE "file/", F_OK, 0) != 0);
    ASSERT (errno == ENOTDIR);
    ASSERT (faccessat (AT_FDCWD, BASE "file/", R_OK, 0) != 0);
    ASSERT (errno == ENOTDIR);
    ASSERT (faccessat (AT_FDCWD, BASE "file/", W_OK, 0) != 0);
    ASSERT (errno == ENOTDIR);
    ASSERT (faccessat (AT_FDCWD, BASE "file/", X_OK, 0) != 0);
    ASSERT (errno == ENOTDIR);
  
    unlink (BASE "link1");
    if (symlink (".", BASE "link1") == 0)
      {
        ASSERT (faccessat (AT_FDCWD, BASE "link1", X_OK, 0) == 0);
        ASSERT (faccessat (AT_FDCWD, BASE "link1/", X_OK, 0) == 0);
  
        unlink (BASE "link2");
        ASSERT (symlink (BASE "file", BASE "link2") == 0);
        ASSERT (faccessat (AT_FDCWD, BASE "link2", F_OK, 0) == 0);
        ASSERT (faccessat (AT_FDCWD, BASE "link2/", F_OK, 0) != 0);
        ASSERT (errno == ENOTDIR);
        ASSERT (faccessat (AT_FDCWD, BASE "link2/", R_OK, 0) != 0);
        ASSERT (errno == ENOTDIR || errno == EACCES);
        ASSERT (faccessat (AT_FDCWD, BASE "link2/", W_OK, 0) != 0);
        ASSERT (errno == ENOTDIR || errno == EACCES);
        ASSERT (faccessat (AT_FDCWD, BASE "link2/", X_OK, 0) != 0);
        ASSERT (errno == ENOTDIR || errno == EACCES);
        unlink (BASE "link2");
  
        unlink (BASE "link3");
        ASSERT (symlink (BASE "no-such-file", BASE "link3") == 0);
        ASSERT (faccessat (AT_FDCWD, BASE "link3", F_OK, 0) != 0);
        ASSERT (errno == ENOENT);
        ASSERT (faccessat (AT_FDCWD, BASE "link3/", F_OK, 0) != 0);
        ASSERT (errno == ENOENT);
        ASSERT (faccessat (AT_FDCWD, BASE "link3/", R_OK, 0) != 0);
        ASSERT (errno == ENOENT);
        ASSERT (faccessat (AT_FDCWD, BASE "link3/", W_OK, 0) != 0);
        ASSERT (errno == ENOENT);
        ASSERT (faccessat (AT_FDCWD, BASE "link3/", X_OK, 0) != 0);
        ASSERT (errno == ENOENT);
        unlink (BASE "link3");
      }
    unlink (BASE "link1");
    unlink (BASE "file");
  
    return test_exit_status;
  }
  

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