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10434
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1 /* Print a message describing error code. |
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2 Copyright (C) 2008 Free Software Foundation, Inc. |
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3 Written by Bruno Haible and Simon Josefsson. |
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4 |
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5 This program is free software: you can redistribute it and/or modify |
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6 it under the terms of the GNU General Public License as published by |
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7 the Free Software Foundation; either version 3 of the License, or |
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8 (at your option) any later version. |
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9 |
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10 This program is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 GNU General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU General Public License |
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16 along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
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17 |
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18 #include <config.h> |
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19 |
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20 /* Specification. */ |
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21 #include <stdio.h> |
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22 |
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23 #include <errno.h> |
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24 #include <string.h> |
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25 |
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26 void |
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27 perror (const char *string) |
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28 { |
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29 const char *errno_description = strerror (errno); |
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30 |
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31 if (string != NULL && *string != '\0') |
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32 fprintf (stderr, "%s: %s\n", string, errno_description); |
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33 else |
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34 fprintf (stderr, "%s\n", errno_description); |
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35 } |
