GRASS GIS 7 Programmer's Manual  7.5.svn(2017)-r71790
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d_add_col.c
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1 /*!
2  * \file db/dbmi_driver/d_add_col.c
3  *
4  * \brief DBMI Library (driver) - add column to table
5  *
6  * (C) 1999-2008 by the GRASS Development Team
7  *
8  * This program is free software under the GNU General Public
9  * License (>=v2). Read the file COPYING that comes with GRASS
10  * for details.
11  *
12  * \author Joel Jones (CERL/UIUC), Radim Blazek
13  */
14 
15 #include <stdlib.h>
16 #include <grass/dbmi.h>
17 #include "macros.h"
18 #include "dbstubs.h"
19 
20 /*!
21  \brief Add column to table
22 
23  \return DB_OK on success
24  \return DB_FAILED on failure
25 */
26 int db_d_add_column(void)
27 {
28  dbColumn column;
29  dbString name;
30  int stat;
31 
32  db_init_string(&name);
33  db_init_column(&column);
34 
35  /* get the arg(s) */
36  DB_RECV_STRING(&name);
38 
39  /* call the procedure */
40  stat = db_driver_add_column(&name, &column);
41  db_free_string(&name);
42  db_free_column(&column);
43 
44  /* send the return code */
45  if (stat != DB_OK) {
47  return DB_OK;
48  }
50 
51  /* no results */
52 
53  return DB_OK;
54 }
#define DB_RECV_COLUMN_DEFINITION(x)
Definition: macros.h:84
int db_d_add_column(void)
Add column to table.
Definition: d_add_col.c:26
void db_init_column(dbColumn *column)
Initialize dbColumn.
#define DB_SEND_FAILURE()
Definition: macros.h:9
int(* db_driver_add_column)(dbString *, dbColumn *)
const char * name
Definition: named_colr.c:7
#define DB_SEND_SUCCESS()
Definition: macros.h:7
void db_free_string(dbString *x)
Free allocated space for dbString.
Definition: string.c:150
void db_free_column(dbColumn *column)
Frees column structure.
void db_init_string(dbString *x)
Initialize dbString.
Definition: string.c:25
#define DB_RECV_STRING(x)
Definition: macros.h:18
#define DB_OK
Definition: dbmi.h:71