myTest.c
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- /*C4*/
- /****************************************************************/
- /* Author: Jethro Wright, III TS : 3/ 4/1998 9:15 */
- /* Date: 02/18/1998 */
- /* mytest.c : do some testing of the libmySQL.DLL.... */
- /* */
- /* History: */
- /* 02/18/1998 jw3 also sprach zarathustra.... */
- /****************************************************************/
- #include <windows.h>
- #include <stdio.h>
- #include <string.h>
- #include <mysql.h>
- #define DEFALT_SQL_STMT "SELECT * FROM db"
- #ifndef offsetof
- #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
- #endif
- /********************************************************
- **
- ** main :-
- **
- ********************************************************/
- int
- main( int argc, char * argv[] )
- {
- char szSQL[ 200 ], aszFlds[ 25 ][ 25 ], * pszT, szDB[ 50 ] ;
- int i, j, k, l, x ;
- MYSQL * myData ;
- MYSQL_RES * res ;
- MYSQL_FIELD * fd ;
- MYSQL_ROW row ;
- //....just curious....
- printf( "sizeof( MYSQL ) == %dn", sizeof( MYSQL ) ) ;
- if ( argc == 2 )
- {
- strcpy( szDB, argv[ 1 ] ) ;
- strcpy( szSQL, DEFALT_SQL_STMT ) ;
- if (!strcmp(szDB,"--debug"))
- {
- strcpy( szDB, "mysql" ) ;
- printf("Some mysql struct information (size and offset):n");
- printf("net:t%3d %3dn",sizeof(myData->net),offsetof(MYSQL,net));
- printf("host:t%3d %3dn",sizeof(myData->host),offsetof(MYSQL,host));
- printf("port:t%3d %3dn",sizeof(myData->port),offsetof(MYSQL,port));
- printf("protocol_version:t%3d %3dn",sizeof(myData->protocol_version),
- offsetof(MYSQL,protocol_version));
- printf("thread_id:t%3d %3dn",sizeof(myData->thread_id),
- offsetof(MYSQL,thread_id));
- printf("affected_rows:t%3d %3dn",sizeof(myData->affected_rows),
- offsetof(MYSQL,affected_rows));
- printf("packet_length:t%3d %3dn",sizeof(myData->packet_length),
- offsetof(MYSQL,packet_length));
- printf("status:t%3d %3dn",sizeof(myData->status),
- offsetof(MYSQL,status));
- printf("fields:t%3d %3dn",sizeof(myData->fields),
- offsetof(MYSQL,fields));
- printf("field_alloc:t%3d %3dn",sizeof(myData->field_alloc),
- offsetof(MYSQL,field_alloc));
- printf("free_me:t%3d %3dn",sizeof(myData->free_me),
- offsetof(MYSQL,free_me));
- printf("options:t%3d %3dn",sizeof(myData->options),
- offsetof(MYSQL,options));
- puts("");
- }
- }
- else if ( argc > 2 ) {
- strcpy( szDB, argv[ 1 ] ) ;
- strcpy( szSQL, argv[ 2 ] ) ;
- }
- else {
- strcpy( szDB, "mysql" ) ;
- strcpy( szSQL, DEFALT_SQL_STMT ) ;
- }
- //....
-
- if ( (myData = mysql_init((MYSQL*) 0)) &&
- mysql_real_connect( myData, NULL, NULL, NULL, NULL, MYSQL_PORT,
- NULL, 0 ) )
- {
- if ( mysql_select_db( myData, szDB ) < 0 ) {
- printf( "Can't select the %s database !n", szDB ) ;
- mysql_close( myData ) ;
- return 2 ;
- }
- }
- else {
- printf( "Can't connect to the mysql server on port %d !n",
- MYSQL_PORT ) ;
- mysql_close( myData ) ;
- return 1 ;
- }
- //....
- if ( ! mysql_query( myData, szSQL ) ) {
- res = mysql_store_result( myData ) ;
- i = (int) mysql_num_rows( res ) ; l = 1 ;
- printf( "Query: %snNumber of records found: %ldn", szSQL, i ) ;
- //....we can get the field-specific characteristics here....
- for ( x = 0 ; fd = mysql_fetch_field( res ) ; x++ )
- strcpy( aszFlds[ x ], fd->name ) ;
- //....
- while ( row = mysql_fetch_row( res ) ) {
- j = mysql_num_fields( res ) ;
- printf( "Record #%ld:-n", l++ ) ;
- for ( k = 0 ; k < j ; k++ )
- printf( " Fld #%d (%s): %sn", k + 1, aszFlds[ k ],
- (((row[k]==NULL)||(!strlen(row[k])))?"NULL":row[k])) ;
- puts( "==============================n" ) ;
- }
- mysql_free_result( res ) ;
- }
- else printf( "Couldn't execute %s on the server !n", szSQL ) ;
- //....
- puts( "==== Diagnostic info ====" ) ;
- pszT = mysql_get_client_info() ;
- printf( "Client info: %sn", pszT ) ;
- //....
- pszT = mysql_get_host_info( myData ) ;
- printf( "Host info: %sn", pszT ) ;
- //....
- pszT = mysql_get_server_info( myData ) ;
- printf( "Server info: %sn", pszT ) ;
- //....
- res = mysql_list_processes( myData ) ; l = 1 ;
- if (res)
- {
- for ( x = 0 ; fd = mysql_fetch_field( res ) ; x++ )
- strcpy( aszFlds[ x ], fd->name ) ;
- while ( row = mysql_fetch_row( res ) ) {
- j = mysql_num_fields( res ) ;
- printf( "Process #%ld:-n", l++ ) ;
- for ( k = 0 ; k < j ; k++ )
- printf( " Fld #%d (%s): %sn", k + 1, aszFlds[ k ],
- (((row[k]==NULL)||(!strlen(row[k])))?"NULL":row[k])) ;
- puts( "==============================n" ) ;
- }
- }
- else
- {
- printf("Got error %s when retreiving processlistn",mysql_error(myData));
- }
- //....
- res = mysql_list_tables( myData, "%" ) ; l = 1 ;
- for ( x = 0 ; fd = mysql_fetch_field( res ) ; x++ )
- strcpy( aszFlds[ x ], fd->name ) ;
- while ( row = mysql_fetch_row( res ) ) {
- j = mysql_num_fields( res ) ;
- printf( "Table #%ld:-n", l++ ) ;
- for ( k = 0 ; k < j ; k++ )
- printf( " Fld #%d (%s): %sn", k + 1, aszFlds[ k ],
- (((row[k]==NULL)||(!strlen(row[k])))?"NULL":row[k])) ;
- puts( "==============================n" ) ;
- }
- //....
- pszT = mysql_stat( myData ) ;
- puts( pszT ) ;
- //....
- mysql_close( myData ) ;
- return 0 ;
- }