GRASS Programmer's Manual  6.4.3(2013)-r
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c_drop_col.c
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1 
15 #include <grass/dbmi.h>
16 #include "macros.h"
17 
28 int db_drop_column(dbDriver * driver, dbString * tableName, dbString * columnName)
29 {
30  int ret_code;
31 
32  /* start the procedure call */
33  db__set_protocol_fds(driver->send, driver->recv);
34  DB_START_PROCEDURE_CALL(DB_PROC_DROP_COLUMN);
35 
36  /* send the argument(s) to the procedure */
37  DB_SEND_STRING(tableName);
38  DB_SEND_STRING(columnName);
39 
40  /* get the return code for the procedure call */
41  DB_RECV_RETURN_CODE(&ret_code);
42 
43  if (ret_code != DB_OK)
44  return ret_code; /* ret_code SHOULD == DB_FAILED */
45 
46  /* no results */
47  return DB_OK;
48 }