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https://https.git.savannah.gnu.org/git/gnulib.git
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Jim Meyering
43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/* Retrieve information about a FILE stream.
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Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <stdbool.h>
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#include <stdio.h>
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/* Return true if the stream STREAM supports reading, false if it supports
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only writing, i.e. if it was opened write-only or append-only.
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STREAM must not be wide-character oriented.
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The result doesn't change until the stream is closed or re-opened. */
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#if HAVE___FREADABLE /* glibc >= 2.2, Solaris >= 7 */
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# include <stdio_ext.h>
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# define freadable(stream) (__freadable (stream) != 0)
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#else
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# ifdef __cplusplus
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extern "C" {
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# endif
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extern bool freadable (FILE *stream);
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# ifdef __cplusplus
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}
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# endif
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#endif
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