kc3-lang/gnulib/tests/test-execute-script.c

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• Hash : 98704937
  Author :
  Date : 2025-08-02T10:21:36
  

  Shorten glibc bug URLs
  

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• tests/test-execute-script.c

• /* Test of execute.
     Copyright (C) 2020-2025 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, 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 "execute.h"
  
  #include <stdio.h>
  #include <string.h>
  #include <unistd.h>
  
  #include "read-file.h"
  #include "macros.h"
  
  #define DATA_FILENAME "test-execute-script.tmp"
  
  int
  main ()
  {
    unlink (DATA_FILENAME);
  
    /* Check an invocation of an executable script.
       This should only be supported if the script has a '#!' marker; otherwise
       it is unsecure: <https://sourceware.org/PR13134>.
       POSIX says that the execlp() and execvp() functions support executing
       shell scripts
       <https://pubs.opengroup.org/onlinepubs/9699919799/functions/exec.html>,
       but this is considered an antiquated feature.  */
  
    /* This test is an extension of
       "Check stdout is inherited, part 1 (regular file)"
       in test-execute-main.c.  */
    FILE *fp = freopen (DATA_FILENAME, "w", stdout);
    ASSERT (fp != NULL);
  
    {
      size_t i;
  
      for (i = 0; i < 2; i++)
        {
          const char *progname =
            (i == 0 ? "executable-script" : "executable-script.sh");
          const char *prog_path =
            (i == 0 ? SRCDIR "executable-script" : SRCDIR "executable-script.sh");
          const char *prog_argv[2] = { prog_path, NULL };
  
          int ret = execute (progname, prog_argv[0], prog_argv, NULL, NULL,
                             false, false, false, false, true, false, NULL);
          ASSERT (ret == 127);
        }
    }
  
  #if defined _WIN32 && !defined __CYGWIN__
    /* On native Windows, scripts - even with '#!' marker - are not executable.
       Only .bat and .cmd files are.  */
    ASSERT (fclose (fp) == 0);
    ASSERT (unlink (DATA_FILENAME) == 0);
    if (test_exit_status)
      return test_exit_status;
    fprintf (stderr, "Skipping test: scripts are not executable on this platform.\n");
    return 77;
  #else
    {
      const char *progname = "executable-shell-script";
      const char *prog_path = SRCDIR "executable-shell-script";
      const char *prog_argv[2] = { prog_path, NULL };
  
      int ret = execute (progname, prog_argv[0], prog_argv, NULL, NULL,
                         false, false, false, false, true, false, NULL);
      ASSERT (ret == 0);
  
      ASSERT (fclose (fp) == 0);
  
      size_t length;
      char *contents = read_file (DATA_FILENAME, 0, &length);
      ASSERT (length == 11 && memcmp (contents, "Halle Potta", 11) == 0);
    }
  
    ASSERT (unlink (DATA_FILENAME) == 0);
  
    return test_exit_status;
  #endif
  }
  

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