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/*
* * Copyright (c) 2016 Intel Corporation. All rights reserved.
*/
#ifndef LOG_H_
#define LOG_H_
#include <assert.h>
#include <ctype.h>
#include <execinfo.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/syscall.h>
#include <time.h>
#ifndef __USE_MISC
#define __USE_MISC
#endif
#ifndef __USE_XOPEN2K
#define __USE_XOPEN2K
#endif
#include <unistd.h>
#include "env.h"
typedef enum log_level_t
{
ERROR = 0,
WARN,
INFO,
DEBUG,
TRACE
} log_level_t;
#define COMEX_OFI_LOG(log_lvl, fmt, ...) \
do { \
if (log_lvl <= env_data.log_level) \
{ \
char time_buf[20]; /*2016:07:21 14:47:39*/ \
get_time(time_buf, 20); \
switch (log_lvl) \
{ \
case ERROR: \
{ \
printf("%s: ERROR: (%d): %s:%u " fmt "\n", time_buf, get_tid(), \
__FUNCTION__, __LINE__, ##__VA_ARGS__); \
print_backtrace(); \
break; \
} \
case WARN: \
{ \
printf("WARNING: (%d): " fmt "\n", get_tid(), ##__VA_ARGS__); \
break; \
} \
case INFO: \
{ \
printf("(%d):" fmt "\n", get_tid(), ##__VA_ARGS__); \
break; \
} \
case DEBUG: \
case TRACE: \
{ \
printf("%s: (%d): %s:%u " fmt "\n", time_buf, get_tid(), \
__FUNCTION__, __LINE__, ##__VA_ARGS__); \
break; \
} \
default: \
{ \
assert(0); \
} \
} \
fflush(stdout); \
} \
} while (0)
static int get_tid()
{
#if defined(__APPLE__) && defined(__MACH__)
uint64_t tid;
pthread_threadid_np(pthread_self(), &tid);
return (int)tid;
#else
return (int)syscall(SYS_gettid);
#endif
}
static void get_time(char* buf, size_t buf_size)
{
time_t timer;
struct tm* time_info = 0;
time(&timer);
time_info = localtime(&timer);
assert(time_info);
strftime(buf, buf_size, "%Y:%m:%d %H:%M:%S", time_info);
}
static void print_backtrace(void)
{
int j, nptrs;
void* buffer[100];
char** strings;
nptrs = backtrace(buffer, 100);
printf("backtrace() returned %d addresses\n", nptrs);
fflush(stdout);
strings = backtrace_symbols(buffer, nptrs);
if (strings == NULL)
{
perror("backtrace_symbols");
exit(EXIT_FAILURE);
}
for (j = 0; j < nptrs; j++)
{
printf("%s\n", strings[j]);
fflush(stdout);
}
free(strings);
}
#endif /* LOG_H_ */
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