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Diffstat (limited to 'gnu/freadptr.h')
-rwxr-xr-x | gnu/freadptr.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gnu/freadptr.h b/gnu/freadptr.h new file mode 100755 index 00000000..855cbd66 --- /dev/null +++ b/gnu/freadptr.h @@ -0,0 +1,39 @@ +/* Retrieve information about a FILE stream. + Copyright (C) 2007-2010 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 <stddef.h> +#include <stdio.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/* Assuming the stream STREAM is open for reading: + Return a pointer to the input buffer of STREAM, or NULL. + If the returned pointer is non-NULL, *SIZEP is set to the (positive) size + of the input buffer. + If the returned pointer is NULL, you should use getc (STREAM), + fgetc (STREAM), or fread (..., STREAM) to access the input from STREAM. + + The resulting pointer becomes invalid upon any operation on STREAM. + + STREAM must not be wide-character oriented. */ + +extern const char * freadptr (FILE *stream, size_t *sizep); + +#ifdef __cplusplus +} +#endif |