fopen, fclose, fprintf, fflush

#include <stdio.h>

static CHAR sucfname[100] = "";
sprintf( sucfname, "%s%02d%s", "/mnt/XGeMonitor", ucSlotNo, ".txt" );

FILE *pf = fopen(sucfname, “wr");

if(NULL == pf)

{

　　return ERROR;

}

fprintf(pf, "para1=0x%x, para2=%x ", para1, para2);