/*
* Copyright (c) 2013 Red Hat, Inc.
*
* All rights reserved.
*
* Author: Angus Salkeld <asalkeld@redhat.com>
*
* This file is part of libqb.
*
* libqb is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 2.1 of the License, or
* (at your option) any later version.
*
* libqb 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with libqb. If not, see <http://www.gnu.org/licenses/>.
*/
#include "os_base.h"
#include <qb/qbdefs.h>
#include <qb/qbutil.h>
#include <qb/qblog.h>
extern size_t qb_vsnprintf_serialize(char *serialize, size_t max_len, const char *fmt, va_list ap);
static void
store_this_qb(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
static void
store_this_snprintf(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
typedef void (*snprintf_like_func)(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
static void
store_this_qb(const char *fmt, ...)
{
char buf[QB_LOG_MAX_LEN];
va_list ap;
va_start(ap, fmt);
qb_vsnprintf_serialize(buf, QB_LOG_MAX_LEN, fmt, ap);
va_end(ap);
}
static void
store_this_snprintf(const char *fmt, ...)
{
char buf[QB_LOG_MAX_LEN];
va_list ap;
va_start(ap, fmt);
vsnprintf(buf, QB_LOG_MAX_LEN, fmt, ap);
va_end(ap);
}
#define ITERATIONS 10000000
static void
test_this_one(const char *name, snprintf_like_func func)
{
unsigned i;
qb_util_stopwatch_t *sw = qb_util_stopwatch_create();
float elapsed = 452.245252343;
float ops_per_sec = 0.345624523;
qb_util_stopwatch_start(sw);
for (i = 0; i < ITERATIONS; i++) {
func("%u %s %llu %9.3f", i, "hello", 3425ULL, elapsed);
func("[%10s] %.32xd -> %p", "hello", i, func);
func("Client %s.%.9s wants to fence (%s) '%s' with device '%3.5f'",
"bla", "foooooooooooooooooo",
name, "target", ops_per_sec);
func("Node %s now has process list: %.32x (was %.32x)",
"18builder", 2U, 0U);
}
qb_util_stopwatch_stop(sw);
elapsed = qb_util_stopwatch_sec_elapsed_get(sw);
ops_per_sec = ((float)ITERATIONS) / elapsed;
printf("%s] Duration: %9.3f OPs/sec: %9.3f\n", name, elapsed, ops_per_sec);
qb_util_stopwatch_free(sw);
}
int
main(void)
{
test_this_one("qb store", store_this_qb);
test_this_one("snprintf", store_this_snprintf);
return 0;
}