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  #include <sys/wait.h>
      24  
      25  #include <support/xunistd.h>
      26  #include <support/check.h>
      27  #include <support/temp_file.h>
      28  
      29  #include <shlib-compat.h>
      30  
      31  compat_symbol_reference (libc, posix_spawn, posix_spawn, GLIBC_2_2);
      32  compat_symbol_reference (libc, posix_spawnp, posix_spawnp, GLIBC_2_2);
      33  
      34  static int
      35  do_test (void)
      36  {
      37    char *scriptname;
      38    int fd = create_temp_file ("tst-spawn4.", &scriptname);
      39    TEST_VERIFY_EXIT (fd >= 0);
      40  
      41    const char script[] = "exit 65";
      42    xwrite (fd, script, sizeof (script) - 1);
      43    xclose (fd);
      44  
      45    TEST_VERIFY_EXIT (chmod (scriptname, 0x775) == 0);
      46  
      47    pid_t pid;
      48    int status;
      49  
      50    /* For compat symbol it verifies that trying to issued a shell script
      51       without a shebang is correctly executed.  */
      52    status = posix_spawn (&pid, scriptname, NULL, NULL, (char *[]) { 0 },
      53                          (char *[]) { 0 });
      54    TEST_VERIFY_EXIT (status == 0);
      55  
      56    TEST_VERIFY_EXIT (waitpid (pid, &status, 0) == pid);
      57    TEST_VERIFY_EXIT (WIFEXITED (status) == 1 && WEXITSTATUS (status) == 65);
      58  
      59    status = posix_spawnp (&pid, scriptname, NULL, NULL, (char *[]) { 0 },
      60                           (char *[]) { 0 });
      61    TEST_VERIFY_EXIT (status == 0);
      62  
      63    TEST_VERIFY_EXIT (waitpid (pid, &status, 0) == pid);
      64    TEST_VERIFY_EXIT (WIFEXITED (status) == 1 && WEXITSTATUS (status) == 65);
      65  
      66    return 0;
      67  }
      68  
      69  #include <support/test-driver.c>