Files
elec_capture/source/soft/debug.c

81 lines
1.6 KiB
C

#include "if_rtt.h"
//#include "log.h"
#include "stdio.h"
#include "stdarg.h"
#include "debug.h"
#include "string.h"
#ifdef RT_THREAD
#include "rtthread.h"
#define DBG_DEV rtt()
#else
#define DBG_DEV rtt()
#endif
#define CONSOLEBUF_SIZE 1024
typedef struct{
int inited;
#ifdef RT_THREAD
struct rt_mutex mutex;
#endif
}self_def;
static self_def g_data;
int debug_init(void)
{
if(g_data.inited==0)
{
#ifdef RT_THREAD
rt_mutex_init(&g_data.mutex,"debug_mutex",RT_IPC_FLAG_FIFO);
#endif
DBG_DEV->init();
DBG_DEV->write((const uint8_t *)"\r\n",2);
g_data.inited=1;
DBG_LOG("debug inited.\r\n");
}
return 0;
}
void debug_log(const char *file,const char *fun,int line,int level,const char *fmt, ...)
{
if(g_data.inited==0) return;
va_list args;
size_t length;
static char log_buf[CONSOLEBUF_SIZE];
static const char *level_str[]={"[info] ","[log] ","[warn] ","[err] "};
static int level_str_len[]={7,6,7,6};
if(level<DBG_LEVEL_INFO||level>DBG_LEVEL_ERR) return;
#ifdef RT_THREAD
rt_mutex_take(&g_data.mutex,RT_WAITING_FOREVER);
#endif
memcpy(log_buf,level_str[level],level_str_len[level]);
length=level_str_len[level];
length+=sprintf(log_buf + length,"%s|%s|%d| ",file,fun,line);
va_start(args, fmt);
length += vsnprintf(log_buf + length, sizeof(log_buf) - length - 1, fmt, args);
if (length > CONSOLEBUF_SIZE - 1)
length = CONSOLEBUF_SIZE - 1;
va_end(args);
memcpy(&log_buf[length],"\r\n",2);
length+=2;
DBG_DEV->write((const uint8_t *)log_buf,length);
#ifdef RT_THREAD
rt_mutex_release(&g_data.mutex);
#endif
}