db.c

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00001 #include <grass/dbmi.h>
00002 #include "macros.h"
00003 
00010 dbDriver *
00011 db_start_driver_open_database ( char *drvname, char *dbname )
00012 {
00013     dbHandle handle;
00014     dbDriver *driver;
00015 
00016     G_debug ( 3, "db_start_driver_open_database():\n  drvname = %s, dbname = %s", drvname, dbname );
00017 
00018     db_init_handle (&handle);
00019 
00020     driver = db_start_driver(drvname);
00021     if ( driver == NULL) {
00022         G_warning ( "Cannot open driver '%s'", drvname);
00023         return NULL;
00024     }
00025     db_set_handle (&handle, dbname, NULL);
00026     if (db_open_database(driver, &handle) != DB_OK) {
00027         G_warning ( "Cannot open database '%s'", dbname);
00028         db_shutdown_driver(driver);
00029         return NULL;
00030     }
00031 
00032     return driver;
00033 }
00034 
00041 int
00042 db_close_database_shutdown_driver ( dbDriver *driver )
00043 {
00044     db_close_database(driver);
00045     db_shutdown_driver(driver);
00046 
00047     return DB_OK;
00048 }
00049 

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