#include <stdio.h>
#define lU_DEBUG_PREFIX "##########"
#define LU_DEBUG_CMD 0x01
#define LU_DEBUG_DATA 0x02
#define LU_DEBUG_ERROR 0x04
#define LU_PRINTF_cmd(msg...) do{if(lu_debugs & LU_DEBUG_CMD)printf(lU_DEBUG_PREFIX msg);}while(0)
#define LU_PRINTF_data(msg...) do{if(lu_debugs & LU_DEBUG_DATA)printf(lU_DEBUG_PREFIX msg);}while(0)
#define LU_PRINTF_error(msg...) do{if(lu_debugs & LU_DEBUG_ERROR)printf(lU_DEBUG_PREFIX msg);}while(0)
#define lu_printf(level, msg...) LU_PRINTF_##level(msg)
#define lu_printf2(...) printf(__VA_ARGS__)
#define lu_printf3(...) lu_printf(__VA_ARGS__)
static int lu_printf4_format(int prio, const char *fmt, ...);
#define lu_printf4(prio, fmt...) lu_printf4_format(prio, fmt)
int lu_debugs;
int main(int argc, char *argv[])
{
lu_debugs |= LU_DEBUG_CMD | LU_DEBUG_DATA | LU_DEBUG_ERROR;
printf("lu_debugs = %p\n", lu_debugs);
lu_printf(cmd,"this is cmd\n");
lu_printf(data,"this is data\n");
lu_printf(error,"this is error\n");
lu_debugs &= ~(LU_DEBUG_CMD | LU_DEBUG_DATA);
printf("lu_debugs = %p\n", lu_debugs);
lu_printf(cmd,"this is cmd\n");
lu_printf(data,"this is data\n");
lu_printf(error,"this is error\n");
lu_printf2("aa%d,%s,%dbbbbb\n", 20, "eeeeeee", 100);
lu_debugs |= LU_DEBUG_CMD | LU_DEBUG_DATA | LU_DEBUG_ERROR;
printf("lu_debugs = %p\n", lu_debugs);
lu_printf3(cmd,"this is cmd \n");
lu_printf3(data,"this is data\n");
lu_printf3(error,"this is error\n");
lu_printf4(0,"luther %s ,%d ,%d\n", "gliethttp", 1, 2);
return 0;
}
#include <stdarg.h>
static int lu_printf4_format(int prio, const char *fmt, ...)
{
#define LOG_BUF_SIZE (4096)
va_list ap;
char buf[LOG_BUF_SIZE];
va_start(ap, fmt);
vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
va_end(ap);
printf("<%d>: %s", prio, buf);
printf("------------------------\n");
printf(buf);
}
#define ENTER() LOGD("enter into %s", __FUNCTION__)
#define LOGD(...) ((void)LOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__))
#define LOG(priority, tag, ...) \
LOG_PRI(ANDROID_##priority, tag, __VA_ARGS__)
#define LOG_PRI(priority, tag, ...) \
android_printLog(priority, tag, __VA_ARGS__)
#define android_printLog(prio, tag, fmt...) \
__android_log_print(prio, tag, fmt)
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