====== mysql_debug ======
<code c>
void mysql_debug(const char *debug) 
</code>

==== description of mysql_debug ====
Use this to set debugging if the client was compiled with debugging. The set of options used by default is 'd:t:o,logname'. See the table at the end of the list of options for the mysqldump utility for an explanation of these flags and others that may be used.

<code c>
#include <stdio.h> /* including standard library */ 
#include <mysql/mysql.h>
 
MYSQL *my;
 
int main( void ){
char host[20];
char user[20];
char pass[20];

my = mysql_init(NULL);
 
 
sprintf(host,"localhost");
sprintf(user,"username");
sprintf(pass,"password");
 
if (my == NULL ) {
printf("Cant initalisize MySQL\n");
return 1;
}
 
if( mysql_real_connect (my,host,user,pass,NULL,0,NULL,0)  == NULL) {
  printf("Error cant login\n");
  } else {
  printf("Login correct\n");
  }

mysql_debug("d:t:O,/tmp/client-trace-debug.txt");

mysql_close(my);
return 0;
}
</code>

===== output of mysql_debug c example =====
    Login correct