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#include "MCLog.h"
#include <stdarg.h>
#include <string.h>
#include <stdio.h>
#include <time.h>
#include <sys/time.h>
#include <pthread.h>
#include <unistd.h>
#if __APPLE__
#include <execinfo.h>
#endif
static pid_t sPid = -1;
int MCLogEnabled = 0;
__attribute__((constructor))
static void initialize()
{
sPid = getpid();
}
static void logInternalv(FILE * file,
const char * user, const char * filename, unsigned int line,
int dumpStack, const char * format, va_list argp);
void MCLogInternal(const char * user,
const char * filename,
unsigned int line,
int dumpStack,
const char * format, ...)
{
va_list argp;
va_start(argp, format);
logInternalv(stderr, user, filename, line, dumpStack, format, argp);
va_end(argp);
}
static void logInternalv(FILE * file,
const char * user, const char * filename, unsigned int line,
int dumpStack, const char * format, va_list argp)
{
if (!MCLogEnabled)
return;
while (1) {
const char * p = filename;
p = strchr(filename, '/');
if (p == NULL) {
break;
}
filename = p + 1;
}
struct timeval tv;
struct tm tm_value;
pthread_t thread_id = pthread_self();
gettimeofday(&tv, NULL);
localtime_r(&tv.tv_sec, &tm_value);
fprintf(file, "%04u-%02u-%02u %02u:%02u:%02u.%03u ", tm_value.tm_year + 1900, tm_value.tm_mon + 1, tm_value.tm_mday, tm_value.tm_hour, tm_value.tm_min, tm_value.tm_sec, (int) (tv.tv_usec / 1000));
#ifdef __MACH__
if (pthread_main_np()) {
#else
if (0) {
#endif
fprintf(file, "[%i:main] %s:%i: ", sPid, filename, line);
}
else {
unsigned long threadValue;
#ifdef _MACH_PORT_T
threadValue = pthread_mach_thread_np(thread_id);
#else
threadValue = (unsigned long) thread_id;
#endif
fprintf(file, "[%i:%lx] %s:%i: ", sPid, threadValue, filename, line);
}
vfprintf(file, format, argp);
fprintf(file, "\n");
if (dumpStack) {
#if __APPLE__
void * frame[128];
int frameCount;
int i;
fprintf(file, " ");
frameCount = backtrace(frame, 128);
for(i = 0 ; i < frameCount ; i ++) {
fprintf(file, " %p", frame[i]);
}
fprintf(file, "\n");
#endif
// TODO: other platforms implemented needed.
}
}
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