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diff --git a/examples/simplelog.c b/examples/simplelog.c
index 784f1af..eec0053 100644
--- a/examples/simplelog.c
+++ b/examples/simplelog.c
@@ -1,256 +1,257 @@
/*
* Copyright (c) 2011 Red Hat, Inc.
*
* All rights reserved.
*
* Author: Angus Salkeld <asalkeld@redhat.com>
*
* 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 <signal.h>
#include <syslog.h>
#include <qb/qbdefs.h>
#include <qb/qblog.h>
#define MY_TAG_ONE (1)
#define MY_TAG_TWO (1 << 1)
#define MY_TAG_THREE (1 << 2)
static uint8_t _log_priority = LOG_WARNING;
static void
func_one(void)
{
FILE *fd;
qb_enter();
qb_logt(LOG_DEBUG, MY_TAG_TWO, "arf arf?");
qb_logt(LOG_CRIT, MY_TAG_THREE, "arrrg!");
qb_logt(134, MY_TAG_THREE, "big priority");
qb_logt(LOG_ERR, MY_TAG_THREE, "oops, I did it again");
qb_log(LOG_INFO, "are you aware ...");
fd = fopen("/nothing.txt", "r+");
if (fd == NULL) {
qb_perror(LOG_ERR, "can't open(\"/nothing.txt\")");
} else {
fclose(fd);
}
qb_leave();
}
static void
func_two(void)
{
qb_enter();
qb_logt(LOG_DEBUG, 0, "arf arf?");
qb_logt(LOG_CRIT, MY_TAG_ONE, "arrrg!");
qb_log(LOG_ERR, "oops, I did it again");
qb_logt(LOG_INFO, MY_TAG_THREE, "are you aware ...");
qb_leave();
}
static void
show_usage(const char *name)
{
printf("usage: \n");
printf("%s <options>\n", name);
printf("\n");
printf(" options:\n");
printf("\n");
printf(" -v verbose\n");
printf(" -t threaded logging\n");
+ printf(" -o log to stdout\n");
printf(" -e log to stderr\n");
printf(" -b log to blackbox\n");
printf(" -f <filename> log to a file\n");
printf(" -h show this help text\n");
printf("\n");
}
static int32_t do_blackbox = QB_FALSE;
static int32_t do_threaded = QB_FALSE;
static void
sigsegv_handler(int sig)
{
(void)signal(SIGSEGV, SIG_DFL);
if (do_blackbox) {
qb_log_blackbox_write_to_file("simple-log.fdata");
}
qb_log_ctl(QB_LOG_BLACKBOX, QB_LOG_CONF_ENABLED, QB_FALSE);
raise(SIGSEGV);
}
static const char *
my_tags_stringify(uint32_t tags)
{
if (qb_bit_is_set(tags, QB_LOG_TAG_LIBQB_MSG_BIT)) {
return "libqb";
} else if (qb_bit_is_set(tags, 0)) {
return "ONE";
} else if (qb_bit_is_set(tags, 1)) {
return "TWO";
} else if (qb_bit_is_set(tags, 2)) {
return "THREE";
} else {
return "MAIN";
}
}
static void
trace_logger(int32_t t,
struct qb_log_callsite *cs, time_t timestamp, const char *msg)
{
char output_buffer[QB_LOG_MAX_LEN];
output_buffer[0] = '\0';
qb_log_target_format(t, cs, timestamp, msg, output_buffer);
fprintf(stderr, "%s\n", output_buffer);
}
static void
m_filter(struct qb_log_callsite *cs)
{
if ((cs->priority >= LOG_ALERT &&
cs->priority <= _log_priority) &&
strcmp(cs->filename, __FILE__) == 0) {
qb_bit_set(cs->targets, QB_LOG_STDERR);
} else {
qb_bit_clear(cs->targets, QB_LOG_STDERR);
}
}
int32_t
main(int32_t argc, char *argv[])
{
const char *options = "vhteobdf:";
int32_t opt;
int32_t tracer;
int32_t do_stderr = QB_FALSE;
int32_t do_stdout = QB_FALSE;
int32_t do_dump_blackbox = QB_FALSE;
char *logfile = NULL;
int32_t log_fd = -1;
while ((opt = getopt(argc, argv, options)) != -1) {
switch (opt) {
case 'd':
do_dump_blackbox = QB_TRUE;
break;
case 't':
do_threaded = QB_TRUE;
break;
case 'e':
do_stderr = QB_TRUE;
break;
case 'o':
do_stdout = QB_TRUE;
break;
case 'b':
do_blackbox = QB_TRUE;
break;
case 'f':
logfile = optarg;
break;
case 'v':
_log_priority++;
break;
case 'h':
default:
show_usage(argv[0]);
exit(0);
break;
}
}
if (do_dump_blackbox) {
qb_log_blackbox_print_from_file("simple-log.fdata");
exit(0);
}
signal(SIGSEGV, sigsegv_handler);
qb_log_init("simple-log", LOG_USER, LOG_INFO);
qb_log_ctl(QB_LOG_SYSLOG, QB_LOG_CONF_THREADED, do_threaded);
qb_log_tags_stringify_fn_set(my_tags_stringify);
if (do_stderr) {
qb_log_filter_fn_set(m_filter);
qb_log_format_set(QB_LOG_STDERR, "[%p] %4g: %f:%l %b");
qb_log_ctl(QB_LOG_STDERR, QB_LOG_CONF_ENABLED, QB_TRUE);
tracer = qb_log_custom_open(trace_logger, NULL, NULL, NULL);
qb_log_ctl(tracer, QB_LOG_CONF_ENABLED, QB_TRUE);
qb_log_format_set(tracer, "%4g: %n() %b");
qb_log_filter_ctl2(tracer, QB_LOG_FILTER_ADD,
QB_LOG_FILTER_FILE, __FILE__,
LOG_TRACE, 200);
}
if (do_stdout) {
qb_log_filter_ctl2(QB_LOG_STDOUT, QB_LOG_FILTER_ADD,
QB_LOG_FILTER_FILE, __FILE__,
LOG_ALERT, QB_MIN(LOG_DEBUG, _log_priority));
qb_log_format_set(QB_LOG_STDOUT, "[%p] %4g: %f:%l %b");
qb_log_ctl(QB_LOG_STDOUT, QB_LOG_CONF_ENABLED, QB_TRUE);
}
if (do_blackbox) {
qb_log_filter_ctl(QB_LOG_BLACKBOX, QB_LOG_FILTER_ADD,
QB_LOG_FILTER_FILE, "*", LOG_DEBUG);
qb_log_ctl(QB_LOG_BLACKBOX, QB_LOG_CONF_SIZE, 4096);
qb_log_ctl(QB_LOG_BLACKBOX, QB_LOG_CONF_THREADED, QB_FALSE);
qb_log_ctl(QB_LOG_BLACKBOX, QB_LOG_CONF_ENABLED, QB_TRUE);
}
if (logfile) {
log_fd = qb_log_file_open(logfile);
qb_log_filter_ctl(log_fd, QB_LOG_FILTER_ADD,
QB_LOG_FILTER_FILE, __FILE__, _log_priority);
qb_log_format_set(log_fd, "[%N] %t %n() [%p] %b");
qb_log_ctl(log_fd, QB_LOG_CONF_THREADED, do_threaded);
qb_log_ctl(log_fd, QB_LOG_CONF_ENABLED, QB_TRUE);
}
if (do_threaded) {
qb_log_thread_start();
}
qb_log(LOG_DEBUG, "hello");
qb_log(LOG_INFO, "this is an info");
qb_log(LOG_NOTICE, "hello - notice?");
{
char * str = NULL;
qb_log(LOG_ERR,
"%s-%d-%s-%u",
NULL, 952, str, 56);
}
func_one();
func_two();
if (!do_threaded) {
/* Disabling syslog here will prevent the logs from
* getting flushed in qb_log_fini() if threaded
* logging is on.
*/
qb_log_ctl(QB_LOG_SYSLOG, QB_LOG_CONF_ENABLED, QB_FALSE);
qb_log(LOG_WARNING, "no syslog");
qb_log(LOG_ERR, "no syslog");
}
if (do_blackbox) {
logfile = NULL;
logfile[5] = 'a';
} else {
qb_log_fini();
}
return 0;
}

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