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/*
* blktrace output analysis: generate a timeline & gather statistics
*
* Copyright (C) 2006 Alan D. Brunelle <Alan.Brunelle@hp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "globals.h"
struct aqd_info {
FILE *fp;
int na; /* # active */
};
void *aqd_alloc(struct d_info *dip)
{
char *oname;
struct aqd_info *ap;
if (aqd_name == NULL) return NULL;
ap = malloc(sizeof(*ap));
ap->na = 0;
oname = malloc(strlen(aqd_name) + strlen(dip->dip_name) + 32);
sprintf(oname, "%s_%s_aqd.dat", aqd_name, dip->dip_name);
if ((ap->fp = my_fopen(oname, "w")) == NULL) {
perror(oname);
return NULL;
}
add_file(ap->fp, oname);
return ap;
}
void aqd_free(void *info)
{
free(info);
}
void aqd_issue(void *info, double ts)
{
if (info) {
struct aqd_info *ap = info;
fprintf(ap->fp, "%lf %d\n%lf %d\n", ts, ap->na, ts, ap->na + 1);
ap->na += 1;
}
}
void aqd_complete(void *info, double ts)
{
if (info) {
struct aqd_info *ap = info;
if (ap->na > 0) {
fprintf(ap->fp, "%lf %d\n%lf %d\n",
ts, ap->na, ts, ap->na - 1);
ap->na -= 1;
}
}
}
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