GRASS GIS 8 Programmer's Manual
8.5.0dev(2024)-0b29c8ef57
flush.c
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/**
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* \file flush.c
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*
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* \brief Segment flush 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 "local_proto.h"
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/**
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* \fn int Segment_flush (SEGMENT *SEG)
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*
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* \brief Flush pending updates to disk.
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*
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* Forces all pending updates generated by <i>Segment_put()</i> to be
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* written to the segment file <b>seg</b>. Must be called after the
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* final <i>Segment_put()</i> to force all pending updates to disk. Must
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* also be called before the first call to <i>Segment_get_row</i>.
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*
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* \param[in] SEG segment
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* \return always returns 0
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*/
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int
Segment_flush
(
SEGMENT
*SEG)
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{
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int
i;
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if
(SEG->
scb
) {
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for
(i = 0; i < SEG->
nseg
; i++)
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if
(SEG->
scb
[i].
n
>= 0 && SEG->
scb
[i].
dirty
)
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seg_pageout
(SEG, i);
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}
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return
0;
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}
Segment_flush
int Segment_flush(SEGMENT *SEG)
Flush pending updates to disk.
Definition:
flush.c:30
seg_pageout
int seg_pageout(SEGMENT *SEG, int i)
Internal use only.
Definition:
pageout.c:35
SEGMENT::scb::n
int n
Definition:
segment.h:49
SEGMENT::scb::dirty
char dirty
Definition:
segment.h:47
SEGMENT
Definition:
segment.h:19
SEGMENT::scb
struct SEGMENT::scb * scb
SEGMENT::nseg
int nseg
Definition:
segment.h:57
lib
segment
flush.c
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