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roadmap_log.c
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roadmap_log.c
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/* roadmap_log.c - a module for managing uniform error & info messages.
*
* LICENSE:
*
* Copyright 2002 Pascal F. Martin
*
* This file is part of RoadMap.
*
* RoadMap is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* RoadMap 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with RoadMap; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* SYNOPSYS:
*
* #include "roadmap.h"
*
* void roadmap_log (int level, char *format, ...);
*
* This module is used to control and manage the appearance of messages
* printed by the roadmap program. The goals are (1) to produce a uniform
* look, (2) have a central point of control for error management and
* (3) have a centralized control for routing messages.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <time.h>
#include <assert.h>
#include "roadmap.h"
#include "roadmap_path.h"
#include "roadmap_dbread.h"
#include "roadmap_file.h"
#include "roadmap_messagebox.h"
static FILE *sgLogFile = NULL;
#if defined(IPHONE) || defined(unix) && !defined(J2ME)
#include <sys/timeb.h>
#endif
#ifdef FREEZE_ON_FATAL_ERROR
#pragma message(" In case of fatal error process will freeze and wait for debugger")
#endif // FREEZE_ON_FATAL_ERROR
#define ROADMAP_LOG_STACK_SIZE 256
#define MAX_SIZE_LOG_FILE 10000 // 10 megabytes for now
#define TO_KEEP_LOG_SIZE 1000 // keep the last megabyte
static const char *RoadMapLogStack[ROADMAP_LOG_STACK_SIZE];
static int RoadMapLogStackCursor = 0;
static struct roadmap_message_descriptor {
int level;
int show_stack;
int save_to_file;
int do_exit;
char *prefix;
} RoadMapMessageHead [] = {
{ROADMAP_MESSAGE_DEBUG, 0, 1, 0, "..debug.."},
{ROADMAP_MESSAGE_INFO, 0, 1, 0, "Info --->"},
{ROADMAP_MESSAGE_WARNING, 0, 1, 0, ":WARNING:"},
{ROADMAP_MESSAGE_ERROR, 1, 1, 0, "ERROR !!!"},
{ROADMAP_MESSAGE_FATAL, 1, 1, 1, "[???????]"},
{0, 1, 1, 1, "??"}
};
static roadmap_log_msgbox_handler RoadmapLogMsgBox;
void roadmap_log_register_msgbox (roadmap_log_msgbox_handler handler) {
RoadmapLogMsgBox = handler;
}
#ifndef J2ME
void roadmap_log_push (const char *description) {
if (RoadMapLogStackCursor < ROADMAP_LOG_STACK_SIZE) {
RoadMapLogStack[RoadMapLogStackCursor++] = description;
}
}
void roadmap_log_pop (void) {
if (RoadMapLogStackCursor > 0) {
RoadMapLogStackCursor -= 1;
}
}
#endif
void roadmap_log_reset_stack (void) {
RoadMapLogStackCursor = 0;
}
void roadmap_log_save_all (void) {
int i;
for (i = 0; RoadMapMessageHead[i].level > 0; ++i) {
RoadMapMessageHead[i].save_to_file = 1;
}
}
void roadmap_log_save_none (void) {
int i;
for (i = 0; RoadMapMessageHead[i].level > 0; ++i) {
RoadMapMessageHead[i].save_to_file = 0;
}
roadmap_log_purge();
}
int roadmap_log_enabled (int level, char *source, int line) {
return (level >= roadmap_verbosity());
}
#if(defined WIN32PC && defined _DEBUG)
#define ODS_BUFFER_SIZE (300)
static void show_logs_in_debugger( struct roadmap_message_descriptor *category, const char *format, va_list ap)
{
char message [ODS_BUFFER_SIZE + 1];
char formatted [ODS_BUFFER_SIZE + 100];
message[ODS_BUFFER_SIZE] = '\0';
vsnprintf( message, ODS_BUFFER_SIZE, format, ap);
sprintf( formatted, "[LOG] %s\t%s\r\n", category->prefix, message);
OutputDebugStringA( formatted);
}
#endif // WIN32PC Debug
const char *roadmap_log_access_mode()
{
#if defined (__SYMBIAN32__)
return ("a+");
#elif defined(ANDROID)
return ("a+");
#elif !defined (J2ME)
return ("sa");
#else
//return ("w");
#endif
}
const char *roadmap_log_path()
{
#if defined (__SYMBIAN32__)
#if defined (WINSCW)
return ("C:\\");
#else
return (roadmap_db_map_path());
#endif
#elif defined(ANDROID)
// Only sdcard can be accessed for reading
// For the debug purposes the log is appended
return ( roadmap_path_sdcard());
#elif !defined (J2ME)
return (roadmap_path_user());
#else
//return ("file:///e:/FreeMap");
#endif
}
const char *roadmap_log_filename()
{
#if defined (__SYMBIAN32__)
return ("waze_log.txt");
#elif defined(ANDROID)
return ("waze_log.txt");
#elif !defined (J2ME)
return ("postmortem");
#else
//return ("logger.txt");
#endif
}
static void roadmap_log_one (struct roadmap_message_descriptor *category,
FILE *file,
char saved,
const char *source,
int line,
const char *format,
va_list ap) {
int i;
#ifdef J2ME
fprintf (file, "%d %c%s %s, line %d ",
time(NULL), saved, category->prefix, source, line);
#elif defined (__SYMBIAN32__)
time_t now;
struct tm *tms;
time (&now);
tms = localtime (&now);
fprintf (file, "%02d:%02d:%02d %c%s %s, line %d ",
tms->tm_hour, tms->tm_min, tms->tm_sec,
saved, category->prefix, source, line);
#elif defined(ANDROID)
time_t now;
struct tm *tms;
char date_buf[128];
time (&now);
tms = localtime (&now);
strftime( date_buf, sizeof( date_buf ), "%d/%m/%y", tms );
fprintf (file, "%s %02d:%02d:%02d %c%s %s, line %d ",
date_buf, tms->tm_hour, tms->tm_min, tms->tm_sec,
saved, category->prefix, source, line);
#elif defined (_WIN32)
SYSTEMTIME st;
GetSystemTime(&st);
fprintf (file, "%02d/%02d %02d:%02d:%02d %s\t",
st.wDay, st.wMonth, st.wHour, st.wMinute, st.wSecond,
category->prefix);
#else
struct tm *tms;
struct timeb tp;
ftime(&tp);
tms = localtime (&tp.time);
fprintf (file, "%02d:%02d:%02d.%03d %c%s %s, line %d ",
tms->tm_hour, tms->tm_min, tms->tm_sec, tp.millitm,
saved, category->prefix, source, line);
#endif
if (!category->show_stack && (RoadMapLogStackCursor > 0)) {
fprintf (file, "(%s): ", RoadMapLogStack[RoadMapLogStackCursor-1]);
}
#ifdef _DEBUG
// if( format && (*format) && ('\n' == format[strlen(format)-1]))
#endif // _DEBUG
vfprintf(file, format, ap);
fprintf( file, " \t[File: '%s'; Line: %d]\n", source, line);
if (category->show_stack && RoadMapLogStackCursor > 0) {
int indent = 8;
fprintf (file, " Call stack:\n");
for (i = 0; i < RoadMapLogStackCursor; ++i) {
fprintf (file, "%*.*s %s\n", indent, indent, "", RoadMapLogStack[i]);
indent += 3;
}
}
if (RoadmapLogMsgBox && category->do_exit) {
char str[256];
char msg[256];
#ifdef FREEZE_ON_FATAL_ERROR
const char* title = "Fatal Error - Process awaits debugger";
#else
const char* title = "Fatal Error";
#endif // FREEZE_ON_FATAL_ERROR
vsprintf(msg, format, ap);
sprintf (str, "%c%s %s, line %d %s",
saved, category->prefix, source, line, msg);
RoadmapLogMsgBox(title, str);
}
}
void roadmap_log (int level, const char *source, int line, const char *format, ...) {
va_list ap;
char saved = ' ';
struct roadmap_message_descriptor *category;
char *debug;
if (level < roadmap_verbosity()) return;
#if(defined DEBUG && defined SKIP_DEBUG_LOGS)
return;
#endif // SKIP_DEBUG_LOGS
debug = roadmap_debug();
if ((debug[0] != 0) && (strcmp (debug, source) != 0)) return;
for (category = RoadMapMessageHead; category->level != 0; ++category) {
if (category->level == level) break;
}
va_start(ap, format);
if (category->save_to_file) {
static int open_file_attemped = 0;
if ((sgLogFile == NULL) && (!open_file_attemped)) {
open_file_attemped = 1;
sgLogFile = roadmap_file_fopen (roadmap_log_path(),
roadmap_log_filename(),
roadmap_log_access_mode());
if (sgLogFile) fprintf (sgLogFile, "*** Starting log file %d ***", (int)time(NULL));
}
if (sgLogFile != NULL) {
roadmap_log_one (category, sgLogFile, ' ', source, line, format, ap);
fflush (sgLogFile);
//fclose (file);
va_end(ap);
va_start(ap, format);
saved = 's';
}
}
#ifdef __SYMBIAN32__
//roadmap_log_one (category, __stderr(), saved, source, line, format, ap);
#else
#if(defined WIN32PC && defined _DEBUG)
show_logs_in_debugger( category, format, ap);
#endif // WIN32PC Debug
roadmap_log_one (category, stderr, saved, source, line, format, ap);
#endif
va_end(ap);
if( category->do_exit)
#ifdef FREEZE_ON_FATAL_ERROR
{
int beep_times = 20;
int sleep_time = 1000;
do
{
Sleep( sleep_time);
if( beep_times)
{
fprintf( sgLogFile, ">>> FATAL ERROR - WAITING FOR PROCESS TO BE ATTACHED BY A DEBUGGER...\r\n");
MessageBeep(MB_OK);
beep_times--;
if(!beep_times)
sleep_time = 5000;
}
} while(1);
}
#else
exit(1);
#endif // FREEZE_ON_FATAL_ERROR
}
void roadmap_log_purge (void) {
roadmap_file_remove (roadmap_path_user(), "postmortem");
}
void roadmap_check_allocated_with_source_line
(const char *source, int line, const void *allocated) {
if (allocated == NULL) {
roadmap_log (ROADMAP_MESSAGE_FATAL, source, line, "no more memory");
}
}
/*
* Logging of the raw data without any formatting and additional information
* The logger file has to be opened before !
*/
BOOL roadmap_log_raw_data ( const char* data )
{
BOOL ret_val = FALSE;
if ( sgLogFile && data )
{
ret_val = roadmap_log_raw_data_fmt( "%s", data );
}
return FALSE;
}
/*
* Logging of the formatted raw data without any additional information
* The logger file has to be opened before !
*/
BOOL roadmap_log_raw_data_fmt( const char *format, ... )
{
va_list ap;
BOOL ret_val = FALSE;
if ( sgLogFile && format )
{
va_start( ap, format );
vfprintf( sgLogFile, format, ap );
ret_val = TRUE;
va_end( ap );
}
return FALSE;
}
#if 0
void roadmap_log_init(){
long fileSize;
const char *log_path;
const char *log_path_temp;
const char * path;
const char * name;
char lineFromLog[300];
#if defined (__SYMBIAN32__)
#if defined (WINSCW)
path = "C:\\";
name = "waze_log.txt";
#else
path = roadmap_db_map_path();
name = "waze_log.txt";
#endif
#elif defined(ANDROID)
roadmap_path_sdcard();
name = "waze_log.txt";
#elif !defined (J2ME)
path = roadmap_path_user();
name = "postmortem";
#endif
fileSize = roadmap_file_length(path,name);
if (fileSize > 0 ){ // file exists
if(fileSize>MAX_SIZE_LOG_FILE){
FILE * LogFile = roadmap_file_fopen(path,name,"sa+");
FILE * tempLogFile = roadmap_file_fopen(path,"temp_log_file.txt","sa+");
fseek(LogFile, 0, SEEK_END-TO_KEEP_LOG_SIZE);
fgets (lineFromLog,300, LogFile );
while (1){
fgets (lineFromLog,300, LogFile );
if(feof(LogFile))
break;
fputs (lineFromLog,tempLogFile );
}
fclose(LogFile);
fclose(tempLogFile);
log_path = roadmap_path_join (path, name);
log_path_temp = roadmap_path_join (path, "temp_log_file.txt");
roadmap_file_remove (path, name);
rename(log_path_temp,log_path);
roadmap_path_free (log_path);
roadmap_path_free (log_path_temp);
}
}
}
#endif