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authorRichard Maw <richard.maw@codethink.co.uk>2012-01-17 14:43:55 +0000
committerRichard Maw <richard.maw@codethink.co.uk>2012-01-17 14:43:55 +0000
commit2de9abc5c9d40b3c716307d67d16146f823fd554 (patch)
tree6979db67934ddc8b564150b465846a383b428ff8 /gnulib/lib/fwritable.h
parent33cc1c6fda6e72a7bae1401e9b2cec495a4d3ff1 (diff)
downloadpatch-baserock/bootstrap.tar.gz
Diffstat (limited to 'gnulib/lib/fwritable.h')
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diff --git a/gnulib/lib/fwritable.h b/gnulib/lib/fwritable.h
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+/* Retrieve information about a FILE stream.
+ Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#include <stdbool.h>
+#include <stdio.h>
+
+/* Return true if the stream STREAM supports writing, false if it supports
+ only reading.
+ STREAM must not be wide-character oriented.
+ The result doesn't change until the stream is closed or re-opened. */
+
+#if HAVE___FWRITABLE /* glibc >= 2.2, Solaris >= 7 */
+
+# include <stdio_ext.h>
+# define fwritable(stream) (__fwritable (stream) != 0)
+
+#else
+
+# ifdef __cplusplus
+extern "C" {
+# endif
+
+extern bool fwritable (FILE *stream);
+
+# ifdef __cplusplus
+}
+# endif
+
+#endif