gecko-dev/image/public/ImageLogging.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Stuart Parmenter <pavlov@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef ImageLogging_h
#define ImageLogging_h
// In order for FORCE_PR_LOG below to work, we have to define it before the
// first time prlog is #included.
#if defined(PR_LOG)
#error "Must #include ImageLogging.h before before any IPDL-generated files or other files that #include prlog.h."
#endif
#if defined(MOZ_LOGGING)
#define FORCE_PR_LOG
#endif
#include "prlog.h"
#include "prinrval.h"
#include "nsString.h"
#if defined(PR_LOGGING)
// Declared in imgRequest.cpp.
extern PRLogModuleInfo *gImgLog;
#define GIVE_ME_MS_NOW() PR_IntervalToMilliseconds(PR_IntervalNow())
class LogScope {
public:
LogScope(PRLogModuleInfo *aLog, void *from, const nsACString &fn) :
mLog(aLog), mFrom(from), mFunc(fn)
{
PR_LOG(mLog, PR_LOG_DEBUG, ("%d [this=%p] %s {ENTER}\n",
GIVE_ME_MS_NOW(),
mFrom, mFunc.get()));
}
/* const char * constructor */
LogScope(PRLogModuleInfo *aLog, void *from, const nsACString &fn,
const nsDependentCString &paramName, const char *paramValue) :
mLog(aLog), mFrom(from), mFunc(fn)
{
PR_LOG(mLog, PR_LOG_DEBUG, ("%d [this=%p] %s (%s=\"%s\") {ENTER}\n",
GIVE_ME_MS_NOW(),
mFrom, mFunc.get(),
paramName.get(),
paramValue));
}
/* void ptr constructor */
LogScope(PRLogModuleInfo *aLog, void *from, const nsACString &fn,
const nsDependentCString &paramName, const void *paramValue) :
mLog(aLog), mFrom(from), mFunc(fn)
{
PR_LOG(mLog, PR_LOG_DEBUG, ("%d [this=%p] %s (%s=%p) {ENTER}\n",
GIVE_ME_MS_NOW(),
mFrom, mFunc.get(),
paramName.get(),
paramValue));
}
/* PRInt32 constructor */
LogScope(PRLogModuleInfo *aLog, void *from, const nsACString &fn,
const nsDependentCString &paramName, PRInt32 paramValue) :
mLog(aLog), mFrom(from), mFunc(fn)
{
PR_LOG(mLog, PR_LOG_DEBUG, ("%d [this=%p] %s (%s=\"%d\") {ENTER}\n",
GIVE_ME_MS_NOW(),
mFrom, mFunc.get(),
paramName.get(),
paramValue));
}
/* PRUint32 constructor */
LogScope(PRLogModuleInfo *aLog, void *from, const nsACString &fn,
const nsDependentCString &paramName, PRUint32 paramValue) :
mLog(aLog), mFrom(from), mFunc(fn)
{
PR_LOG(mLog, PR_LOG_DEBUG, ("%d [this=%p] %s (%s=\"%d\") {ENTER}\n",
GIVE_ME_MS_NOW(),
mFrom, mFunc.get(),
paramName.get(),
paramValue));
}
~LogScope() {
PR_LOG(mLog, PR_LOG_DEBUG, ("%d [this=%p] %s {EXIT}\n",
GIVE_ME_MS_NOW(),
mFrom, mFunc.get()));
}
private:
PRLogModuleInfo *mLog;
void *mFrom;
nsCAutoString mFunc;
};
class LogFunc {
public:
LogFunc(PRLogModuleInfo *aLog, void *from, const nsDependentCString &fn)
{
PR_LOG(aLog, PR_LOG_DEBUG, ("%d [this=%p] %s\n",
GIVE_ME_MS_NOW(), from,
fn.get()));
}
LogFunc(PRLogModuleInfo *aLog, void *from, const nsDependentCString &fn,
const nsDependentCString &paramName, const char *paramValue)
{
PR_LOG(aLog, PR_LOG_DEBUG, ("%d [this=%p] %s (%s=\"%s\")\n",
GIVE_ME_MS_NOW(), from,
fn.get(),
paramName.get(), paramValue));
}
LogFunc(PRLogModuleInfo *aLog, void *from, const nsDependentCString &fn,
const nsDependentCString &paramName, const void *paramValue)
{
PR_LOG(aLog, PR_LOG_DEBUG, ("%d [this=%p] %s (%s=\"%p\")\n",
GIVE_ME_MS_NOW(), from,
fn.get(),
paramName.get(), paramValue));
}
LogFunc(PRLogModuleInfo *aLog, void *from, const nsDependentCString &fn,
const nsDependentCString &paramName, PRUint32 paramValue)
{
PR_LOG(aLog, PR_LOG_DEBUG, ("%d [this=%p] %s (%s=\"%d\")\n",
GIVE_ME_MS_NOW(), from,
fn.get(),
paramName.get(), paramValue));
}
};
class LogMessage {
public:
LogMessage(PRLogModuleInfo *aLog, void *from, const nsDependentCString &fn,
const nsDependentCString &msg)
{
PR_LOG(aLog, PR_LOG_DEBUG, ("%d [this=%p] %s -- %s\n",
GIVE_ME_MS_NOW(), from,
fn.get(),
msg.get()));
}
};
#define LOG_SCOPE_APPEND_LINE_NUMBER_PASTE(id, line) id ## line
#define LOG_SCOPE_APPEND_LINE_NUMBER_EXPAND(id, line) LOG_SCOPE_APPEND_LINE_NUMBER_PASTE(id, line)
#define LOG_SCOPE_APPEND_LINE_NUMBER(id) LOG_SCOPE_APPEND_LINE_NUMBER_EXPAND(id, __LINE__)
#define LOG_SCOPE(l, s) \
LogScope LOG_SCOPE_APPEND_LINE_NUMBER(LOG_SCOPE_TMP_VAR) (l, \
static_cast<void *>(this), \
NS_LITERAL_CSTRING(s))
#define LOG_SCOPE_WITH_PARAM(l, s, pn, pv) \
LogScope LOG_SCOPE_APPEND_LINE_NUMBER(LOG_SCOPE_TMP_VAR) (l, \
static_cast<void *>(this), \
NS_LITERAL_CSTRING(s), \
NS_LITERAL_CSTRING(pn), pv)
#define LOG_FUNC(l, s) \
LogFunc(l, \
static_cast<void *>(this), \
NS_LITERAL_CSTRING(s))
#define LOG_FUNC_WITH_PARAM(l, s, pn, pv) \
LogFunc(l, \
static_cast<void *>(this), \
NS_LITERAL_CSTRING(s), \
NS_LITERAL_CSTRING(pn), pv)
#define LOG_STATIC_FUNC(l, s) \
LogFunc(l, \
nsnull, \
NS_LITERAL_CSTRING(s))
#define LOG_STATIC_FUNC_WITH_PARAM(l, s, pn, pv) \
LogFunc(l, \
nsnull, \
NS_LITERAL_CSTRING(s), \
NS_LITERAL_CSTRING(pn), pv)
#define LOG_MSG(l, s, m) \
LogMessage(l, \
static_cast<void *>(this), \
NS_LITERAL_CSTRING(s), \
NS_LITERAL_CSTRING(m))
#else
#define LOG_SCOPE(l, s)
#define LOG_SCOPE_WITH_PARAM(l, s, pn, pv)
#define LOG_FUNC(l, s)
#define LOG_FUNC_WITH_PARAM(l, s, pn, pv)
#define LOG_STATIC_FUNC(l, s)
#define LOG_STATIC_FUNC_WITH_PARAM(l, s, pn, pv)
#define LOG_MSG(l, s, m)
#endif // if defined(PR_LOGGING)
#define LOG_MSG_WITH_PARAM LOG_FUNC_WITH_PARAM
#endif // ifndef ImageLogging_h