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1 /* Retrieve information about a FILE stream. |
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2 Copyright (C) 2007 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 2, or (at your option) |
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7 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 along |
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15 with this program; if not, write to the Free Software Foundation, |
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16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ |
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17 |
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18 #include <stdbool.h> |
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19 #include <stdio.h> |
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20 |
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21 /* Return true if the stream STREAM supports reading, false if it supports |
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22 only writing, i.e. if it was opened write-only or append-only. |
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23 STREAM must not be wide-character oriented. |
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24 The result doesn't change until the stream is closed or re-opened. */ |
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25 |
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26 #if HAVE___FREADABLE /* glibc >= 2.2, Solaris >= 7 */ |
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27 |
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28 # include <stdio_ext.h> |
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29 # define freadable(stream) (__freadable (stream) != 0) |
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30 |
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31 #else |
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32 |
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33 # ifdef __cplusplus |
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34 extern "C" { |
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35 # endif |
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36 |
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37 extern bool freadable (FILE *stream); |
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38 |
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39 # ifdef __cplusplus |
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40 } |
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41 # endif |
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42 |
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43 #endif |
