| xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame] | 1 | /* Copyright (C) 2005-2016 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | Contributed by Jakub Jelinek <jakub@redhat.com>, 2005. |
| 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 | <http://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #include <errno.h> |
| 20 | #include <stdio.h> |
| 21 | #include <stdlib.h> |
| 22 | |
| 23 | static int errors = 0; |
| 24 | |
| 25 | static void |
| 26 | merror (const char *msg) |
| 27 | { |
| 28 | ++errors; |
| 29 | printf ("Error: %s\n", msg); |
| 30 | } |
| 31 | |
| 32 | static int |
| 33 | do_test (void) |
| 34 | { |
| 35 | void *p, *q; |
| 36 | |
| 37 | errno = 0; |
| 38 | |
| 39 | p = malloc (-1); |
| 40 | |
| 41 | if (p != NULL) |
| 42 | merror ("malloc (-1) succeeded."); |
| 43 | else if (errno != ENOMEM) |
| 44 | merror ("errno is not set correctly."); |
| 45 | |
| 46 | p = malloc (10); |
| 47 | if (p == NULL) |
| 48 | merror ("malloc (10) failed."); |
| 49 | |
| 50 | p = realloc (p, 0); |
| 51 | if (p != NULL) |
| 52 | merror ("realloc (p, 0) failed."); |
| 53 | |
| 54 | p = malloc (0); |
| 55 | if (p == NULL) |
| 56 | merror ("malloc (0) failed."); |
| 57 | |
| 58 | p = realloc (p, 0); |
| 59 | if (p != NULL) |
| 60 | merror ("realloc (p, 0) failed."); |
| 61 | |
| 62 | q = malloc (256); |
| 63 | if (q == NULL) |
| 64 | merror ("malloc (256) failed."); |
| 65 | |
| 66 | p = malloc (512); |
| 67 | if (p == NULL) |
| 68 | merror ("malloc (512) failed."); |
| 69 | |
| 70 | if (realloc (p, -256) != NULL) |
| 71 | merror ("realloc (p, -256) succeeded."); |
| 72 | else if (errno != ENOMEM) |
| 73 | merror ("errno is not set correctly."); |
| 74 | |
| 75 | free (p); |
| 76 | |
| 77 | p = malloc (512); |
| 78 | if (p == NULL) |
| 79 | merror ("malloc (512) failed."); |
| 80 | |
| 81 | if (realloc (p, -1) != NULL) |
| 82 | merror ("realloc (p, -1) succeeded."); |
| 83 | else if (errno != ENOMEM) |
| 84 | merror ("errno is not set correctly."); |
| 85 | |
| 86 | free (p); |
| 87 | free (q); |
| 88 | |
| 89 | return errors != 0; |
| 90 | } |
| 91 | |
| 92 | #define TEST_FUNCTION do_test () |
| 93 | #include "../test-skeleton.c" |