1  /* Check if posix_spawn does handle correctly ENOEXEC files.
       2     Copyright (C) 2018-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <spawn.h>
      20  #include <errno.h>
      21  #include <unistd.h>
      22  #include <sys/stat.h>
      23  
      24  #include <support/xunistd.h>
      25  #include <support/check.h>
      26  #include <support/temp_file.h>
      27  
      28  static int
      29  do_test (void)
      30  {
      31    char *scriptname;
      32    int fd = create_temp_file ("tst-spawn4.", &scriptname);
      33    TEST_VERIFY_EXIT (fd >= 0);
      34  
      35    const char script[] = "echo it should not happen";
      36    xwrite (fd, script, sizeof (script) - 1);
      37    xclose (fd);
      38  
      39    TEST_VERIFY_EXIT (chmod (scriptname, 0x775) == 0);
      40  
      41    pid_t pid;
      42    int status;
      43  
      44    /* Check if scripts without shebang are correctly not executed.  */
      45    status = posix_spawn (&pid, scriptname, NULL, NULL, (char *[]) { 0 },
      46                          (char *[]) { 0 });
      47    TEST_VERIFY_EXIT (status == ENOEXEC);
      48  
      49    status = posix_spawnp (&pid, scriptname, NULL, NULL, (char *[]) { 0 },
      50                           (char *[]) { 0 });
      51    TEST_VERIFY_EXIT (status == ENOEXEC);
      52  
      53    return 0;
      54  }
      55  
      56  #include <support/test-driver.c>