#include<stdio.h>

#define PAD_BUFSIZ 32
#define RESET_BUTTON 768

#ifdef ENABLE_TRACEMODE

static FILE *pad_fp;
static char pad_buf[PAD_BUFSIZ];

void pad_trace(unsigned int pad)
{
    fprintf(pad_fp, "%d\n", pad);
}

int pad_file_open(char *f)
{
    pad_fp = fopen(f, "r+");
    if (!pad_fp) {
// 本当はerrnoをチェックするのがいいんだろうなぁ
	pad_fp = fopen(f, "w+");
	if (pad_fp) {
	    return 0;
	}
//        goto dbg_abort(4);
	return 1;
    }
    return 0;
}

int pad_file_read()
{
    int padd;
    if (fgets(pad_buf, PAD_BUFSIZ, pad_fp)) {
	sscanf(pad_buf, "%d", &padd);
	return padd;
    }
    return RESET_BUTTON;
}
#endif				//ENABLE_TRACEMODE

#ifdef USE_MYRAND
static FILE *myrand_fp;
extern int runmode;

int myrand_open_file(char *filename)
{
    myrand_fp = fopen(filename, "r+");
    if (!myrand_fp) {
	myrand_fp = fopen(filename, "w+");
	if (myrand_fp) {
	    return 0;
	} else {
	    return 1;
	}
    }
    return 0;
}

static char buf[16];

int myrand()
{
    int r = 0;
    if (runmode) {
	if (runmode == 1) {
	    r = rand();
	    fprintf(myrand_fp, "%d\n", r);
	} else if (runmode == 2) {
//            dbg_printf("check0\n");
	    if (fgets(buf, 16, myrand_fp)) {
		sscanf(buf, "%d", &r);
	    } else {
		fseek(myrand_fp, 0, SEEK_SET);
	    }
	}
    } else {
	r = rand();
    }
    return r;
}
#endif				// USE_MYRAND