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#include <stdio.h>
#include <stdlib.h>
#include "types.h"
#include <trace.h>
#include "util.h"
/* distribuzione dei tempi di attesa sulle richieste al disco */
#define MAXX 37000
#define PREC 37000
#define DELTA ((double)MAXX/(double)PREC)
#include "distr.c"
int task
;
long a
=-1;
int waitfunc
(trc_event_t
*ev
)
{
if (event_class
(ev
->event
)!=TRC_CLASS_USER
) return 0;
if (ev
->x.
usr.
n!=task
) return 0;
if (ev
->event
==TRC_USER1
) {
a
=ev
->time;
return 0;
}
if (ev
->event
==TRC_USER2
) {
if (a
!=-1) d_insert
(ev
->time
-a
);
a
=-1;
}
return 0;
}
int main
(int argc
, char *argv
[])
{
FILE
*fout
;
int res
;
if (argc
!=4) {
fprintf(stderr
,"missing filename!\n");
return -1;
}
d_init
();
task
=atoi(argv
[2]);
res
=read_trace
(argv
[1],waitfunc
);
if (res
==0) {
fout
=fopen(argv
[3],"wt");
if (fout
!=NULL
) {
d_dump
(fout
);
fclose(fout
);
} else
fprintf(stderr
,"can't create output file!\n");
} else
fprintf(stderr
,"read_trace error\n");
return 0;
}