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segment/release.c
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/**
* \file lib/segment/release.c
*
* \brief Segment release routines.
*
* This program is free software under the GNU General Public License
* (>=v2). Read the file COPYING that comes with GRASS for details.
*
* \author GRASS Development Team
*
* \date 2005-2009
*/
#include <stdlib.h>
#include <grass/gis.h>
#include "local_proto.h"
/**
* \fn int Segment_release (SEGMENT *SEG)
*
* \brief Free memory allocated to segment.
*
* Releases the allocated memory associated with the segment file
* <b>seg</b>.
*
* <b>Note:</b> Does not close the file. Does not flush the data which
* may be pending from previous <i>Segment_put()</i> calls.
*
* \param[in,out] SEG segment
* \return 1 if successful
* \return -1 if SEGMENT is not available (not open)
*/
int Segment_release(SEGMENT *SEG)
{
int i;
if (SEG->open != 1)
return -1;
for (i = 0; i < SEG->nseg; i++)
G_free(SEG->scb[i].buf);
G_free(SEG->scb);
G_free(SEG->freeslot);
G_free(SEG->agequeue);
G_free(SEG->load_idx);
SEG->open = 0;
return 1;
}
G_free
void G_free(void *buf)
Free allocated memory.
Definition alloc.c:147
Segment_release
int Segment_release(SEGMENT *SEG)
Free memory allocated to segment.
Definition segment/release.c:33