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/*
* devman
*
* Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
*
* Contact: DongGi Jang <dg0402.jang@samsung.com>
*
* Licensed 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.
*
*/
#ifndef __DEVLOG_H__
#define __DEVLOG_H__
/*
* SYSLOG_INFO(), SYSLOG_ERR(), SYSLOG_DBG() are syslog() wrappers.
* PRT_INFO(), PRT_ERR(), PRT_DBG() are fprintf() wrappers.
*
* If SLP_DEBUG is not defined, SYSLOG_DBG() and PRT_DBG() is ignored.
*
* IF SLP_SYSLOG_OUT is defined,
* INFO(), ERR(), DBG() are SYSLOG_XXX()
* IF ENABLE_DLOG_OUT is defined,
* INFO(), ERR(), DBG() are SLOGI(), SLOGE(), SLOGD()
* Otherwise,
* They are PRT_XXX()
*
*
* warn_if(exrp, fmt, ...)
* If expr is true, The fmt string is printed using ERR().
*
* ret_if(), retv_if(), retm_if(), retvm_if()
* If expr is true, current function return.
* Postfix 'v' means that it has a return value and 'm' means that it has output message.
*
*/
#include <stdio.h>
#include <stdlib.h>
#if defined(ENABLE_DLOG_OUT)
# define LOG_TAG "DEVMAN"
# include <dlog.h>
#else
# include <syslog.h>
# define __LOG(prio, fmt, arg...) \
do { syslog(prio, fmt, ##arg); } while (0)
# define __LOGD(prio, fmt, arg...) \
do { \
if (getenv("SLP_DEBUG")) { \
syslog(prio, "[%s:%d] "fmt"\n", __FILE__, __LINE__, ##arg); \
} \
} while (0)
#endif
#define __PRTI(fmt, arg...) \
do { fprintf(stdout, fmt"\n", ##arg); } while (0)
#define __PRTE(fmt, arg...) \
do { fprintf(stderr, fmt"\n", ##arg); } while (0)
#define __PRTD(fmt, arg...) \
do { \
if (getenv("SLP_DEBUG")) { \
fprintf(stdout, "[%s:%d] "fmt"\n", __FILE__, __LINE__, ##arg); \
} \
} while(0)
#define _NOUT(arg...) do { } while (0)
#ifdef SLP_DEBUG
# define _LOGD __LOGD
# define _LOG __LOG
# define _PRTD __PRTD
# define _PRTI __PRTI
# define _PRTE __PRTE
#else
# define _LOGD _NOUT
# define _LOG __LOG
# define _PRTD _NOUT
# define _PRTI __PRTI
# define _PRTE __PRTE
#endif
#define PRT_INFO(fmt, arg...) _PRTI(fmt, ##arg)
#define PRT_ERR(fmt, arg...) _PRTE(fmt, ##arg)
#define PRT_DBG(fmt, arg...) _PRTD(fmt, ##arg)
#if defined(SLP_SYSLOG_OUT)
# define SYSLOG_INFO(fmt, arg...) _LOG(LOG_INFO, fmt, ##arg)
# define SYSLOG_ERR(fmt, arg...) _LOG(LOG_ERR, fmt, ##arg)
# define SYSLOG_DBG(fmt, arg...) _LOGD(LOG_DEBUG, fmt, ##arg)
# define INFO SYSLOG_INFO
# define ERR SYSLOG_ERR
# define DBG SYSLOG_DBG
#elif defined(ENABLE_DLOG_OUT)
# define INFO SLOGI
# define ERR SLOGE
# define DBG SLOGD
#else
# define INFO PRT_INFO
# define ERR PRT_ERR
# define DBG PRT_DBG
#endif
#ifdef SLP_DEBUG
# define warn_if(expr, fmt, arg...) do { \
if (expr) { \
DBG("(%s) -> "fmt, #expr, ##arg); \
} \
} while (0)
# define ret_if(expr) do { \
if (expr) { \
DBG("(%s) -> %s() return", #expr, __FUNCTION__); \
return; \
} \
} while (0)
# define retv_if(expr, val) do { \
if (expr) { \
DBG("(%s) -> %s() return", #expr, __FUNCTION__); \
return (val); \
} \
} while (0)
# define retm_if(expr, fmt, arg...) do { \
if (expr) { \
ERR(fmt, ##arg); \
DBG("(%s) -> %s() return", #expr, __FUNCTION__); \
return; \
} \
} while (0)
# define retvm_if(expr, val, fmt, arg...) do { \
if (expr) { \
ERR(fmt, ##arg); \
DBG("(%s) -> %s() return", #expr, __FUNCTION__); \
return (val); \
} \
} while (0)
#else
# define warn_if(expr, fmt, arg...) do { \
if (expr) { \
ERR(fmt, ##arg); \
} \
} while (0)
# define ret_if(expr) do { \
if (expr) { \
return; \
} \
} while (0)
# define retv_if(expr, val) do { \
if (expr) { \
return (val); \
} \
} while (0)
# define retm_if(expr, fmt, arg...) do { \
if (expr) { \
ERR(fmt, ##arg); \
return; \
} \
} while (0)
# define retvm_if(expr, val, fmt, arg...) do { \
if (expr) { \
ERR(fmt, ##arg); \
return (val); \
} \
} while (0)
#endif
#endif /* __DEVLOG_H__ */
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