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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#include "log_private.h"
#include <qpid/dispatch/ctools.h>
#include <qpid/dispatch/alloc.h>
#include <qpid/dispatch/threading.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <sys/time.h>
#define TEXT_MAX 512
#define LIST_MAX 1000
typedef struct dx_log_entry_t dx_log_entry_t;
struct dx_log_entry_t {
DEQ_LINKS(dx_log_entry_t);
const char *module;
int cls;
const char *file;
int line;
struct timeval tv;
char text[TEXT_MAX];
};
ALLOC_DECLARE(dx_log_entry_t);
ALLOC_DEFINE(dx_log_entry_t);
DEQ_DECLARE(dx_log_entry_t, dx_log_list_t);
static int mask = LOG_INFO;
static dx_log_list_t entries;
static sys_mutex_t *log_lock = 0;
static const char *cls_prefix(int cls)
{
switch (cls) {
case LOG_TRACE : return "TRACE";
case LOG_DEBUG : return "DEBUG";
case LOG_INFO : return "INFO";
case LOG_NOTICE : return "NOTICE";
case LOG_WARNING : return "WARNING";
case LOG_ERROR : return "ERROR";
case LOG_CRITICAL : return "CRITICAL";
}
return "";
}
void dx_log_impl(const char *module, int cls, const char *file, int line, const char *fmt, ...)
{
if (!(cls & mask))
return;
dx_log_entry_t *entry = new_dx_log_entry_t();
DEQ_ITEM_INIT(entry);
entry->module = module;
entry->cls = cls;
entry->file = file;
entry->line = line;
gettimeofday(&entry->tv, 0);
va_list ap;
va_start(ap, fmt);
vsnprintf(entry->text, TEXT_MAX, fmt, ap);
va_end(ap);
fprintf(stderr, "%s (%s) %s\n", module, cls_prefix(cls), entry->text);
sys_mutex_lock(log_lock);
DEQ_INSERT_TAIL(entries, entry);
if (DEQ_SIZE(entries) > LIST_MAX) {
entry = DEQ_HEAD(entries);
DEQ_REMOVE_HEAD(entries);
free_dx_log_entry_t(entry);
}
sys_mutex_unlock(log_lock);
}
void dx_log_set_mask(int _mask)
{
mask = _mask;
}
void dx_log_initialize(void)
{
DEQ_INIT(entries);
log_lock = sys_mutex();
}
void dx_log_finalize(void)
{
}
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