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GRASS Programmer's Manual
6.5.svn(2014)-r66266
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GIS Library - file seek routines. More...
#include <stdio.h>#include <sys/types.h>#include <grass/gis.h>#include <grass/glocale.h>
Go to the source code of this file.
Functions | |
| off_t | G_ftell (FILE *fp) |
| Get the current file position of the stream. More... | |
| void | G_fseek (FILE *fp, off_t offset, int whence) |
| Change the file position of the stream. More... | |
GIS Library - file seek routines.
(C) 2009-2010 by the GRASS Development Team
This program is free software under the GNU General Public License (>=v2). Read the file COPYING that comes with GRASS for details.
Definition in file gis/seek.c.
| void G_fseek | ( | FILE * | fp, |
| off_t | offset, | ||
| int | whence | ||
| ) |
Change the file position of the stream.
The value of whence must be one of the constants `SEEK_SET', `SEEK_CUR', or `SEEK_END', to indicate whether the offset is relative to the beginning of the file, the current file position, or the end of the file, respectively.
| fp | file descriptor |
| offset | offset |
| whence |
Definition at line 48 of file gis/seek.c.
References G_fatal_error().
| off_t G_ftell | ( | FILE * | fp | ) |
Get the current file position of the stream.
| fp | file descriptor |
Definition at line 27 of file gis/seek.c.