1  /* Test of creating a file.
       2     Copyright (C) 2007-2021 Free Software Foundation, Inc.
       3  
       4     This program is free software: you can redistribute it and/or modify
       5     it under the terms of the GNU General Public License as published by
       6     the Free Software Foundation; either version 3 of the License, or
       7     (at your option) any later version.
       8  
       9     This program is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      12     GNU General Public License for more details.
      13  
      14     You should have received a copy of the GNU General Public License
      15     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
      16  
      17  #include <config.h>
      18  
      19  #include <fcntl.h>
      20  
      21  #include "signature.h"
      22  SIGNATURE_CHECK (creat, int, (const char *, mode_t));
      23  
      24  #include <errno.h>
      25  #include <stdio.h>
      26  #include <unistd.h>
      27  
      28  #include "macros.h"
      29  
      30  #define BASE "test-creat.t"
      31  
      32  int
      33  main (void)
      34  {
      35    int fd;
      36  
      37    /* Remove anything from prior partial run.  */
      38    unlink (BASE "file");
      39    unlink (BASE "e.exe");
      40  
      41    /* Cannot create directory.  */
      42    errno = 0;
      43    ASSERT (creat ("nonexist.ent/", 0600) == -1);
      44    ASSERT (errno == ENOTDIR || errno == EISDIR || errno == ENOENT
      45            || errno == EINVAL);
      46  
      47    /* Create a regular file.  */
      48    fd = creat (BASE "file", 0600);
      49    ASSERT (0 <= fd);
      50    ASSERT (close (fd) == 0);
      51  
      52    /* Create an executable regular file.  */
      53    fd = creat (BASE "e.exe", 0700);
      54    ASSERT (0 <= fd);
      55    ASSERT (close (fd) == 0);
      56  
      57    /* Cleanup.  */
      58    ASSERT (unlink (BASE "file") == 0);
      59    ASSERT (unlink (BASE "e.exe") == 0);
      60  
      61    return 0;
      62  }