pcloudcc-lneely/pCloudCC/lib/poverlay_linux/debug.c

84 lines
2.1 KiB
C

#include <stdio.h>
#include <time.h>
#include <string.h>
#include <pthread.h>
#include <stdarg.h>
#include "debug.h"
static void time_format(time_t tm, char *result){
static const char month_names[12][4]={"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
static const char day_names[7][4] ={"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
struct tm dt;
int unsigned y;
gmtime_r(&tm, &dt);
memcpy(result, day_names[dt.tm_wday], 3);
result+=3;
*result++=',';
*result++=' ';
*result++=dt.tm_mday/10+'0';
*result++=dt.tm_mday%10+'0';
*result++=' ';
memcpy(result, month_names[dt.tm_mon], 3);
result+=3;
*result++=' ';
y=dt.tm_year+1900;
*result++='0'+y/1000;
y=y%1000;
*result++='0'+y/100;
y=y%100;
*result++='0'+y/10;
y=y%10;
*result++='0'+y;
*result++=' ';
*result++=dt.tm_hour/10+'0';
*result++=dt.tm_hour%10+'0';
*result++=':';
*result++=dt.tm_min/10+'0';
*result++=dt.tm_min%10+'0';
*result++=':';
*result++=dt.tm_sec/10+'0';
*result++=dt.tm_sec%10+'0';
memcpy(result, " +0000", 7); // copies the null byte
}
void pc_debug(const char *file, const char *function, int unsigned line, int unsigned level, const char *fmt, ...){
static const struct {
int unsigned level;
const char *name;
} debug_levels[]=DEBUG_LEVELS;
static FILE *log=NULL;
char dttime[32], format[512];
va_list ap;
const char *errname;
int unsigned i;
unsigned int pid;
time_t currenttime;
errname="BAD_ERROR_CODE";
for (i=0; i<sizeof(debug_levels)/sizeof(debug_levels[0]); i++)
if (debug_levels[i].level==level){
errname=debug_levels[i].name;
break;
}
if (!log){
log=fopen(DEBUG_FILE, "a+");
if (!log)
return;
}
time(&currenttime);
time_format(currenttime, dttime);
#if !defined(MINGW) && !defined(_WIN32)
pid = (unsigned int)pthread_self();
#else
pid = (unsigned int)pthread_self().p;
#endif
snprintf(format, sizeof(format), "%s pid %u %s: %s:%u (function %s): %s\n", dttime, pid, errname, file, line, function, fmt);
format[sizeof(format)-1]=0;
va_start(ap, fmt);
vfprintf(log, format, ap);
va_end(ap);
fflush(log);
}