X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=lib%2Ffreadahead.h;fp=lib%2Ffreadahead.h;h=96a97d192c7f62ac9d4091f257b306784a2a9144;hb=c7e61475680fa226bd9b8bdd469cd66914e630f5;hp=0000000000000000000000000000000000000000;hpb=800deb09b422a73c1212233a93839a223ff59678;p=debian%2Fgzip
diff --git a/lib/freadahead.h b/lib/freadahead.h
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+++ b/lib/freadahead.h
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+/* Retrieve information about a FILE stream.
+ Copyright (C) 2007-2008 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 . */
+
+#include
+#include
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Assuming the stream STREAM is open for reading:
+ Return the number of bytes waiting in the input buffer of STREAM.
+ This includes both the bytes that have been read from the underlying input
+ source and the bytes that have been pushed back through 'ungetc'.
+
+ If this number is 0 and the stream is not currently writing,
+ fflush (STREAM) is known to be a no-op.
+
+ STREAM must not be wide-character oriented. */
+
+extern size_t freadahead (FILE *stream);
+
+#ifdef __cplusplus
+}
+#endif