GRASS GIS 7 Programmer's Manual  7.9.dev(2021)-e5379bbd7
forget.c
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1 /*!
2  \file rowio/forget.c
3 
4  \brief RowIO library - Release a row
5 
6  (C) 2001-2009 by the GRASS Development Team
7 
8  This program is free software under the GNU General Public License
9  (>=v2). Read the file COPYING that comes with GRASS for details.
10 
11  \author Original author CERL
12 */
13 
14 #include <grass/rowio.h>
15 
16 /*!
17  \brief Release row from memory
18 
19  \param R pointer to ROWIO structure
20  \param row row number
21 */
22 void Rowio_forget(ROWIO * R, int row)
23 {
24  int i;
25 
26  if (row < 0)
27  return;
28 
29  for (i = 0; i < R->nrows; i++)
30  if (row == R->rcb[i].row) {
31  R->rcb[i].row = -1; /* no longer in memory */
32  break;
33  }
34 }
struct ROWIO::ROWIO_RCB * rcb
Definition: rowio.h:4
int nrows
Definition: rowio.h:7
void Rowio_forget(ROWIO *R, int row)
Release row from memory.
Definition: forget.c:22