Hi, seek help again ^^ for a complete reference of the function system() because I want manage folders to backup mysql.

example:
Code:
char backup_path [100]="backup";//"c:\\backup"
if (!folder_exist(backup_path))//check folder
{
	//--------------CREATE FOLDER------------------------------------
	sprintf_s(my_backup,"md %s", my_backup_path);
	system(backup_md);//create sub-folder backup or c:\backup
	system("cd backup");//select folder for backup
	
	//--------------DUMP DB------------------------------------------
	GetDlgItemText(hwnd,ID_DB_USE,db_use,80);//db select
	GetDlgItemText(hwnd,ID_DB_BCK,db_bck,80);//backup name
	
	sprintf_s(db_dump,"mysqldump --opt %s > %s.sql",db_use, db_bck);
	system(db_dump);//dump db
}
else
{
	/*system("c:");*///dont works
	system("cd backup");//select folder for backup

	//--------------DUMP DB------------------------------------------
	GetDlgItemText(hwnd,ID_DB_USE,db_use,80);//db select
	GetDlgItemText(hwnd,ID_DB_BCK,db_bck,80);//backup name
	
	sprintf_s(db_dump,"mysqldump --opt %s > %s.sql",db_use, db_bck);
	system(db_dump);//dump db
}
my dump is fine, but... put in root folder no sub-folder backup or c:\backup
Im using win32 api+mysql