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annotate tests/test-getopt-main.h @ 40231:9b3c79fdfe0b

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strtod: fix clash with strtold Problem reported for RHEL 5 by Jesse Caldwell (Bug#34817). * lib/strtod.c (compute_minus_zero, minus_zero): Simplify by remving the macro / external variable, and having just a function. User changed. This avoids the need for an external variable that might clash.
author Paul Eggert <eggert@cs.ucla.edu>
date Mon, 11 Mar 2019 16:40:29 -0700
parents b06060465f09
children
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1 /* Test of command line argument processing.
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2 Copyright (C) 2009-2019 Free Software Foundation, Inc.
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3
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4 This program is free software: you can redistribute it and/or modify
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5 it under the terms of the GNU General Public License as published by
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6 the Free Software Foundation; either version 3 of the License, or
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7 (at your option) any later version.
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8
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9 This program is distributed in the hope that it will be useful,
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 GNU General Public License for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
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17 /* Written by Bruno Haible <bruno@clisp.org>, 2009. */
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19 #include "signature.h"
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20 SIGNATURE_CHECK (getopt, int, (int, char * const[], char const *));
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21
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22 #include <stdio.h>
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23 #include <stdlib.h>
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24 #include <string.h>
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25 #include <unistd.h>
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26
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27 /* This test intentionally remaps stderr. So, we arrange to have fd 10
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28 (outside the range of interesting fd's during the test) set up to
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29 duplicate the original stderr. */
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30
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31 #define BACKUP_STDERR_FILENO 10
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32 #define ASSERT_STREAM myerr
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33 #include "macros.h"
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34
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35 static FILE *myerr;
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37 #include "test-getopt.h"
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38 #if TEST_GETOPT_GNU
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39 # include "test-getopt_long.h"
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40 #endif
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41
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42 int
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43 main (void)
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44 {
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45 /* This test validates that stderr is used correctly, so move the
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46 original into fd 10. */
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47 if (dup2 (STDERR_FILENO, BACKUP_STDERR_FILENO) != BACKUP_STDERR_FILENO
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48 || (myerr = fdopen (BACKUP_STDERR_FILENO, "w")) == NULL)
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49 return 2;
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50
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51 ASSERT (freopen (TEST_GETOPT_TMP_NAME, "w", stderr) == stderr);
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53 /* These default values are required by POSIX. */
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54 ASSERT (optind == 1);
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55 ASSERT (opterr != 0);
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56
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57 setenv ("POSIXLY_CORRECT", "1", 1);
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58 test_getopt ();
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59
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60 #if TEST_GETOPT_GNU
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61 test_getopt_long_posix ();
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62 #endif
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63
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64 unsetenv ("POSIXLY_CORRECT");
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65 test_getopt ();
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66
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67 #if TEST_GETOPT_GNU
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68 test_getopt_long ();
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69 test_getopt_long_only ();
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70 #endif
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71
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72 ASSERT (fclose (stderr) == 0);
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73 ASSERT (remove (TEST_GETOPT_TMP_NAME) == 0);
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74
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75 return 0;
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76 }