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       1                 :            : /* Test of command line argument processing.
       2                 :            :    Copyright (C) 2009-2013 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 <http://www.gnu.org/licenses/>.  */
      16                 :            : 
      17                 :            : /* Written by Bruno Haible <bruno@clisp.org>, 2009.  */
      18                 :            : 
      19                 :            : #include <config.h>
      20                 :            : 
      21                 :            : /* None of the files accessed by this test are large, so disable the
      22                 :            :    ftell link warning if we are not using the gnulib ftell module.  */
      23                 :            : #define _GL_NO_LARGE_FILES
      24                 :            : 
      25                 :            : #if GNULIB_TEST_GETOPT_GNU
      26                 :            : # include <getopt.h>
      27                 :            : 
      28                 :            : # ifndef __getopt_argv_const
      29                 :            : #  define __getopt_argv_const const
      30                 :            : # endif
      31                 :            : # include "signature.h"
      32                 :            : SIGNATURE_CHECK (getopt_long, int, (int, char *__getopt_argv_const *,
      33                 :            :                                     char const *, struct option const *,
      34                 :            :                                     int *));
      35                 :            : SIGNATURE_CHECK (getopt_long_only, int, (int, char *__getopt_argv_const *,
      36                 :            :                                          char const *, struct option const *,
      37                 :            :                                          int *));
      38                 :            : 
      39                 :            : #endif
      40                 :            : 
      41                 :            : #include <unistd.h>
      42                 :            : 
      43                 :            : #include "signature.h"
      44                 :            : SIGNATURE_CHECK (getopt, int, (int, char * const[], char const *));
      45                 :            : 
      46                 :            : #include <stdio.h>
      47                 :            : #include <stdlib.h>
      48                 :            : #include <string.h>
      49                 :            : 
      50                 :            : /* This test intentionally remaps stderr.  So, we arrange to have fd 10
      51                 :            :    (outside the range of interesting fd's during the test) set up to
      52                 :            :    duplicate the original stderr.  */
      53                 :            : 
      54                 :            : #define BACKUP_STDERR_FILENO 10
      55                 :            : #define ASSERT_STREAM myerr
      56                 :            : #include "macros.h"
      57                 :            : 
      58                 :            : static FILE *myerr;
      59                 :            : 
      60                 :            : #include "test-getopt.h"
      61                 :            : #if GNULIB_TEST_GETOPT_GNU
      62                 :            : # include "test-getopt_long.h"
      63                 :            : #endif
      64                 :            : 
      65                 :            : int
      66                 :          1 : main (void)
      67                 :            : {
      68                 :            :    /* This test validates that stderr is used correctly, so move the
      69                 :            :       original into fd 10.  */
      70         [ +  - ]:          1 :   if (dup2 (STDERR_FILENO, BACKUP_STDERR_FILENO) != BACKUP_STDERR_FILENO
      71         [ -  + ]:          1 :       || (myerr = fdopen (BACKUP_STDERR_FILENO, "w")) == NULL)
      72                 :          0 :     return 2;
      73                 :            : 
      74         [ -  + ]:          1 :   ASSERT (freopen ("test-getopt.tmp", "w", stderr) == stderr);
      75                 :            : 
      76                 :            :   /* These default values are required by POSIX.  */
      77         [ -  + ]:          1 :   ASSERT (optind == 1);
      78         [ -  + ]:          1 :   ASSERT (opterr != 0);
      79                 :            : 
      80                 :          1 :   setenv ("POSIXLY_CORRECT", "1", 1);
      81                 :          1 :   test_getopt ();
      82                 :            : 
      83                 :            : #if GNULIB_TEST_GETOPT_GNU
      84                 :          1 :   test_getopt_long_posix ();
      85                 :            : #endif
      86                 :            : 
      87                 :          1 :   unsetenv ("POSIXLY_CORRECT");
      88                 :          1 :   test_getopt ();
      89                 :            : 
      90                 :            : #if GNULIB_TEST_GETOPT_GNU
      91                 :          1 :   test_getopt_long ();
      92                 :          1 :   test_getopt_long_only ();
      93                 :            : #endif
      94                 :            : 
      95         [ -  + ]:          1 :   ASSERT (fclose (stderr) == 0);
      96         [ -  + ]:          1 :   ASSERT (remove ("test-getopt.tmp") == 0);
      97                 :            : 
      98                 :          1 :   return 0;
      99                 :            : }