kc3-lang/gnulib/tests/test-access.h

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• Hash : 5b92dd0a
  Author :
  Date : 2024-01-01T10:31:48
  

  maint: run 'make update-copyright'
  

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• tests/test-access.h

• /* Tests of access and euidaccess.
     Copyright (C) 2019-2024 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/>.  */
  
  /* mingw and MSVC 9 lack geteuid, so setup a dummy value.  */
  #if !HAVE_GETEUID
  # define geteuid() ROOT_UID
  #endif
  
  static void
  test_access (int (*func) (const char * /*file*/, int /*mode*/))
  {
    /* Remove anything from prior partial run.  */
    unlink (BASE "f");
    unlink (BASE "f1");
    chmod (BASE "f2", 0600);
    unlink (BASE "f2");
    unlink (BASE "sl");
  
    {
      errno = 0;
      ASSERT (func (BASE "f", R_OK) == -1);
      ASSERT (errno == ENOENT);
  
      errno = 0;
      ASSERT (func (BASE "f", W_OK) == -1);
      ASSERT (errno == ENOENT);
  
      errno = 0;
      ASSERT (func (BASE "f", X_OK) == -1);
      ASSERT (errno == ENOENT);
    }
    {
      ASSERT (close (creat (BASE "f1", 0700)) == 0);
  
      ASSERT (func (BASE "f1", F_OK) == 0);
      ASSERT (func (BASE "f1", R_OK) == 0);
      ASSERT (func (BASE "f1", W_OK) == 0);
      ASSERT (func (BASE "f1", X_OK) == 0);
  
      ASSERT (func (BASE "f1/", F_OK) == -1);
      ASSERT (errno == ENOTDIR);
      ASSERT (func (BASE "f1/", R_OK) == -1);
      ASSERT (errno == ENOTDIR);
      ASSERT (func (BASE "f1/", W_OK) == -1);
      ASSERT (errno == ENOTDIR);
      ASSERT (func (BASE "f1/", X_OK) == -1);
      ASSERT (errno == ENOTDIR);
  
      if (symlink (BASE "f1", BASE "sl") == 0)
        {
          ASSERT (func (BASE "sl/", F_OK) == -1);
          ASSERT (errno == ENOTDIR);
          ASSERT (func (BASE "sl/", R_OK) == -1);
          ASSERT (errno == ENOTDIR);
          ASSERT (func (BASE "sl/", W_OK) == -1);
          ASSERT (errno == ENOTDIR);
          ASSERT (func (BASE "sl/", X_OK) == -1);
          ASSERT (errno == ENOTDIR);
        }
    }
    {
      ASSERT (close (creat (BASE "f2", 0600)) == 0);
      ASSERT (chmod (BASE "f2", 0400) == 0);
  
      ASSERT (func (BASE "f2", R_OK) == 0);
  
      if (geteuid () != ROOT_UID)
        {
          errno = 0;
          ASSERT (func (BASE "f2", W_OK) == -1);
          ASSERT (errno == EACCES);
        }
  
  #if defined _WIN32 && !defined __CYGWIN__
      /* X_OK works like R_OK.  */
      ASSERT (func (BASE "f2", X_OK) == 0);
  #else
      errno = 0;
      ASSERT (func (BASE "f2", X_OK) == -1);
      ASSERT (errno == EACCES);
  #endif
    }
  
    /* Cleanup.  */
    ASSERT (unlink (BASE "f1") == 0);
    ASSERT (chmod (BASE "f2", 0600) == 0);
    ASSERT (unlink (BASE "f2") == 0);
    unlink (BASE "sl");
  }
  

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