GRASS GIS 8 Programmer's Manual
8.5.0dev(2024)-f241532c70
segment/release.c
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/**
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* \file lib/segment/release.c
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*
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* \brief Segment release routines.
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*
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* This program is free software under the GNU General Public License
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* (>=v2). Read the file COPYING that comes with GRASS for details.
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*
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* \author GRASS GIS Development Team
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*
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* \date 2005-2009
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*/
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#include <stdlib.h>
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#include <
grass/gis.h
>
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#include "local_proto.h"
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/**
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* \fn int Segment_release (SEGMENT *SEG)
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*
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* \brief Free memory allocated to segment.
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*
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* Releases the allocated memory associated with the segment file
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* <b>seg</b>.
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*
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* <b>Note:</b> Does not close the file. Does not flush the data which
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* may be pending from previous <i>Segment_put()</i> calls.
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*
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* \param[in,out] SEG segment
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* \return 1 if successful
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* \return -1 if SEGMENT is not available (not open)
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*/
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int
Segment_release
(
SEGMENT
*SEG)
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{
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int
i;
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if
(SEG->
open
!= 1)
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return
-1;
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for
(i = 0; i < SEG->
nseg
; i++)
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G_free
(SEG->
scb
[i].
buf
);
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G_free
(SEG->
scb
);
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G_free
(SEG->
freeslot
);
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G_free
(SEG->
agequeue
);
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G_free
(SEG->
load_idx
);
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SEG->
open
= 0;
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return
1;
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}
G_free
void G_free(void *)
Free allocated memory.
Definition:
gis/alloc.c:150
gis.h
Segment_release
int Segment_release(SEGMENT *SEG)
Free memory allocated to segment.
Definition:
segment/release.c:34
SEGMENT::scb::buf
char * buf
Definition:
segment.h:46
SEGMENT
Definition:
segment.h:19
SEGMENT::freeslot
int * freeslot
Definition:
segment.h:53
SEGMENT::agequeue
struct aq * agequeue
Definition:
segment.h:54
SEGMENT::load_idx
int * load_idx
Definition:
segment.h:51
SEGMENT::scb
struct SEGMENT::scb * scb
SEGMENT::nseg
int nseg
Definition:
segment.h:57
SEGMENT::open
int open
Definition:
segment.h:20
lib
segment
release.c
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