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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/* Debug Logging support. */
#include "XPCLog.h"
#include "mozilla/Logging.h"
#include "mozilla/Sprintf.h"
#include "mozilla/mozalloc.h"
#include <string.h>
#include <stdarg.h>
// this all only works for DEBUG...
#ifdef DEBUG
# define SPACE_COUNT 200
# define LINE_LEN 200
# define INDENT_FACTOR 2
# define CAN_RUN (g_InitState == 1 || (g_InitState == 0 && Init()))
static char* g_Spaces;
static int g_InitState = 0;
static int g_Indent = 0;
static mozilla::LazyLogModule g_LogMod("xpclog");
static bool Init() {
g_Spaces = new char[SPACE_COUNT + 1];
if (!g_Spaces || !MOZ_LOG_TEST(g_LogMod, LogLevel::Error)) {
g_InitState = 1;
XPC_Log_Finish();
return false;
}
memset(g_Spaces, ' ', SPACE_COUNT);
g_Spaces[SPACE_COUNT] = 0;
g_InitState = 1;
return true;
}
void XPC_Log_Finish() {
if (g_InitState == 1) {
delete[] g_Spaces;
}
g_InitState = -1;
}
void XPC_Log_print(const char* fmt, ...) {
va_list ap;
char line[LINE_LEN];
va_start(ap, fmt);
VsprintfLiteral(line, fmt, ap);
va_end(ap);
if (g_Indent) {
PR_LogPrint("%s%s", g_Spaces + SPACE_COUNT - (INDENT_FACTOR * g_Indent),
line);
} else {
PR_LogPrint("%s", line);
}
}
bool XPC_Log_Check(int i) {
return CAN_RUN && MOZ_LOG_TEST(g_LogMod, LogLevel::Error);
}
void XPC_Log_Indent() {
if (INDENT_FACTOR * (++g_Indent) > SPACE_COUNT) {
g_Indent--;
}
}
void XPC_Log_Outdent() {
if (--g_Indent < 0) {
g_Indent++;
}
}
void XPC_Log_Clear_Indent() { g_Indent = 0; }
#endif
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