Windows/Linux通用c语言日志log库（零依赖）
作者：互联网
#ifndef __CLOG_H__
#define __CLOG_H__
#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
///////////////////////////////////////////////////////////////////////////
// Disable all warning: _CRT_SECURE_NO_WARNINGS
#pragma warning(disable:4996)
#include <io.h>
#include <stdio.h>
#include <fcntl.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
#include <direct.h>
#define __off_t _off_t
#define F_OK 0
#define O_APPEND _O_APPEND
#define O_CREAT _O_CREAT
#define O_WRONLY _O_WRONLY
#define O_CLOEXEC _O_NOINHERIT
#define DEFFILEMODE 0666
//#define DEFFILEMODE _S_IREAD | _S_IWRITE
#define strcasecmp stricmp
#define sys_get_tid() ::GetCurrentThreadId()
#define PATH_SEPARATOR "/"
#define PATH_SEPARATOR_CHAR '/'
#define make_dir(x) mkdir(x)
#define LOG_STDOUT_FILENO fileno(stdout)
// For windows implementation of "gettimeofday"
#if defined(_WIN32) || defined(WIN32)
#include <time.h>
#include <WinSock2.h> //I've ommited this line.
#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
#define DELTA_EPOCH_IN_MICROSECS 11644473600000000Ui64
#else
#define DELTA_EPOCH_IN_MICROSECS 11644473600000000ULL
#endif
struct timezone
{
int tz_minuteswest; /* minutes W of Greenwich */
int tz_dsttime; /* type of dst correction */
};
__inline static
int gettimeofday(struct timeval* tv, struct timezone* tz)
{
FILETIME f = { 0 };
static char _tz = 0x00;
#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
unsigned long long u = 0Ui64;
#else
unsigned long long u = 0ULL;
#endif
if (tv)
{
#ifdef _WIN32_WCE
SYSTEMTIME s = { 0 };
::GetSystemTime(&s);
::SystemTimeToFileTime(&s, &f);
#else
::GetSystemTimeAsFileTime(&f);
#endif
u |= f.dwHighDateTime;
u <<= 32;
u |= f.dwLowDateTime;
//convert into microseconds
u /= 10;
//converting file time to unix epoch
u -= DELTA_EPOCH_IN_MICROSECS;
tv->tv_sec = (long)(u / 1000000UL);
tv->tv_usec = (long)(u % 1000000UL);
}
if (tz)
{
if (_tz == 0x00)
{
_tzset();
_tz = 0x01;
}
tz->tz_minuteswest = _timezone / 60;
tz->tz_dsttime = _daylight;
}
return 0;
}
#endif
/*static CRITICAL_SECTION log_locker = { 0 };
#define log_init_lock() InitializeCriticalSection(&log_locker)
#define log_lock() EnterCriticalSection(&log_locker)
#define log_unlock() LeaveCriticalSection(&log_locker)
#define log_exit_lock() DeleteCriticalSection(&log_locker)*/
#else
///////////////////////////////////////////////////////////////////////////
#include <stdarg.h>
#include <unistd.h>
#include <malloc.h>
#include <string.h>
#include <errno.h>
#include <time.h>
#include <pthread.h>
#include <sys/fcntl.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/syscall.h>
#define sys_get_tid() syscall(SYS_gettid)
#define PATH_SEPARATOR "/"
#define PATH_SEPARATOR_CHAR '/'
#define make_dir(x) mkdir(x, DEFFILEMODE)
#define LOG_STDOUT_FILENO STDOUT_FILENO
/*static pthread_mutex_t log_locker;
#define log_init_lock() pthread_mutex_init(&log_locker,0)
#define log_lock() pthread_mutex_lock(&log_locker)
#define log_unlock() pthread_mutex_unlock(&log_locker)
#define log_exit_lock() pthread_mutex_destroy(&log_locker)*/
#endif
#define MAX_LOG_PATH 4096
#define DATA_SIZE 102400
#define DAY_SECONDS 86400
#define DEFAULT_LOG_ROTATETIME DAY_SECONDS
#define DEFAULT_LOG_LIMIT_SIZE 10*1024*1024
#define DEFAULT_LOG_FMT ""
#define DEFAULT_LOG_EXT ".log"
#define DEFAULT_LOG_PATH "." PATH_SEPARATOR
#define DEFAULT_LOG_CONS 0xFF
#define NEED_LOG_CONS(X) (X!=0x00)
#define LOG_FILE_FORMAT "%Y-%m-%d %H:%M:%S"
#define LOG_LR '\r'
#define LOG_CF '\n'
#pragma pack (1)
struct log_arg {
int fd;
long num;
long idx;
time_t ftime;
char fname[64];
char lname[MAX_LOG_PATH];
long size;
char* data;
};
struct log_set {
long args;
int level;
char ext[8];
char fmt[64];
__off_t limit;
long rotatetime;
unsigned char cons;
char path[MAX_LOG_PATH];
struct log_arg* argl;
};
#pragma pack ()
#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
#define __CLOG_GLOBAL_MACROS_DEFINE__ static CRITICAL_SECTION log_locker = { 0 };static struct log_set* p_log_set = 0;
#define __CLOG_GLOBAL_MACROS_EXTERN__ extern CRITICAL_SECTION log_locker;extern struct log_set* p_log_set;
#define log_init_lock() InitializeCriticalSection(&log_locker)
#define log_lock() EnterCriticalSection(&log_locker)
#define log_unlock() LeaveCriticalSection(&log_locker)
#define log_exit_lock() DeleteCriticalSection(&log_locker)
#else
#define __CLOG_GLOBAL_MACROS_DEFINE__ static pthread_mutex_t log_locker;static struct log_set* p_log_set = 0;
#define __CLOG_GLOBAL_MACROS_EXTERN__ extern pthread_mutex_t log_locker;extern struct log_set* p_log_set;
#define log_init_lock() pthread_mutex_init(&log_locker,0)
#define log_lock() pthread_mutex_lock(&log_locker)
#define log_unlock() pthread_mutex_unlock(&log_locker)
#define log_exit_lock() pthread_mutex_destroy(&log_locker)
#endif
__CLOG_GLOBAL_MACROS_DEFINE__
__CLOG_GLOBAL_MACROS_EXTERN__
enum log_level_type
{
LOG_NONE = 0,
LOG_FATAL,
LOG_ERROR,
LOG_WARN,
LOG_INFO,
LOG_DEBUG,
LOG_TRACE,
LOG_VERBOSE,
LOG_MAX,
};
#define IS_VALID_LOG_LEVEL_TYPE(X) (X > LOG_NONE && X < LOG_MAX)
static const char* p_log_level_name[LOG_MAX] = {
"NONE",
"FATAL",
"ERROR",
"WARN",
"INFO",
"DEBUG",
"TRACE",
"VERBOSE"
};
#define NONE_COLOR "\033[00m"
static const char* p_log_level_color[LOG_MAX] = {
"\033[30m",
"\033[31m",
"\033[32m",
"\033[33m",
"\033[34m",
"\033[35m",
"\033[36m",
"\033[37m"
};
__inline static
time_t get_log_rotatetime()
{
return p_log_set->rotatetime;
}
__inline static
const char* get_log_path()
{
return p_log_set->path;
}
__inline static
const char* get_log_ext()
{
return p_log_set->ext;
}
__inline static
const char* get_log_fmt()
{
return p_log_set->fmt;
}
__inline static
__off_t get_log_limit()
{
return p_log_set->limit;
}
__inline static
int get_log_top_level()
{
return p_log_set->level;
}
__inline static
unsigned char get_log_cons()
{
return p_log_set->cons;
}
__inline static
const char* get_log_level_name(int level)
{
return p_log_level_name[level];
}
__inline static
const char* get_log_level_color(int level)
{
return p_log_level_color[level];
}
__inline static
const char* get_log_level_color_end()
{
return NONE_COLOR;
}
__inline static
struct log_arg* get_log_arg(const char* fname)
{
for (long i = 0; i < p_log_set->args; i++)
{
if (strcasecmp(p_log_set->argl[i].fname, fname) == 0)
{
return &p_log_set->argl[i];
}
}
return (0);
}
__inline static
int exit_log()
{
if (p_log_set)
{
if (p_log_set->argl)
{
for (long i = 0; i < p_log_set->args; i++)
{
if (p_log_set->argl[i].fd != (-1))
{
close(p_log_set->argl[i].fd);
p_log_set->argl[i].fd = (-1);
}
if (p_log_set->argl[i].data != 0)
{
free(p_log_set->argl[i].data);
p_log_set->argl[i].data = 0;
}
}
free(p_log_set->argl);
p_log_set->argl = (0);
}
free(p_log_set);
p_log_set = (0);
}
log_exit_lock();
return 0;
}
__inline static
struct log_set* init_log(const char* path, const char* fmt, const char* ext, unsigned char cons,
long rotatetime, int level, long limit, const struct log_arg* pargl, unsigned long args)
{
char* p = 0;
int nCount = 0;
time_t log_secs = 0;
struct tm* tm_log = 0;
struct timeval tv = { 0 };
struct timezone tz = { 0 };
char lname[MAX_LOG_PATH] = { 0 };
char tpath[MAX_LOG_PATH] = { 0 };
char lpath[MAX_LOG_PATH] = { 0 };
size_t path_len = strlen(path);
size_t tpath_size = sizeof(tpath) / sizeof(*tpath);
log_init_lock();
if (p_log_set == 0)
{
p_log_set = (struct log_set*)malloc(sizeof(struct log_set));
if (p_log_set == 0)
{
exit_log();
return (0);
}
}
for (size_t i = 0; i < path_len && i < tpath_size; i++)
{
if (path[i] == '\\')
{
tpath[i] = '/';
}
else
{
tpath[i] = path[i];
}
}
if (tpath[strlen(tpath) - 1] != '/')
{
tpath[strlen(tpath)] = '/';
}
p = (char*)tpath;
while (((p = strchr((char*)tpath + (p - tpath), PATH_SEPARATOR_CHAR)) != 0))
{
snprintf(lpath, sizeof(lpath) / sizeof(*lpath), "%.*s\0", (int)((++p) - tpath), tpath);
make_dir(lpath);
}
snprintf(p_log_set->path, sizeof(p_log_set->path) / sizeof(*(p_log_set->path)), "%s\0", (tpath != 0) ? (tpath) : DEFAULT_LOG_PATH);
if ((p_log_set->path[strlen(p_log_set->path) - 1] != PATH_SEPARATOR_CHAR))
{
p_log_set->path[strlen(p_log_set->path)] = PATH_SEPARATOR_CHAR;
}
snprintf(p_log_set->fmt, sizeof(p_log_set->fmt) / sizeof(*(p_log_set->fmt)), "%s\0", (fmt != 0) ? (fmt) : "");
snprintf(p_log_set->ext, sizeof(p_log_set->ext) / sizeof(*(p_log_set->ext)), "%s\0", (tpath != 0) ? (ext) : DEFAULT_LOG_EXT);
p_log_set->level = IS_VALID_LOG_LEVEL_TYPE(level) ? level : LOG_VERBOSE;
p_log_set->limit = limit > 0 ? limit : DEFAULT_LOG_LIMIT_SIZE;
p_log_set->cons = cons;
p_log_set->args = args;
p_log_set->rotatetime = rotatetime > 0 ? rotatetime : DAY_SECONDS;
p_log_set->argl = (struct log_arg*)malloc(p_log_set->args * sizeof(struct log_arg));
if (p_log_set->argl == 0)
{
exit_log();
return (0);
}
memset(p_log_set->argl, 0, p_log_set->args * sizeof(struct log_arg));
gettimeofday(&tv, &tz);
log_secs = tv.tv_sec;
log_secs -= log_secs % p_log_set->rotatetime;
for (long i = 0; i < p_log_set->args; i++)
{
nCount = 0;
memcpy(&p_log_set->argl[i], &pargl[i], sizeof(struct log_arg));
p_log_set->argl[i].data = (char*)malloc(p_log_set->argl[i].size);
if (p_log_set->argl[i].data == 0)
{
exit_log();
return (0);
}
nCount += snprintf(lname + nCount, sizeof(lname) / sizeof(*lname), "%s%s\0", p_log_set->path, p_log_set->argl[i].fname);
if (*p_log_set->fmt)
{
tm_log = localtime(&log_secs);
nCount += (int)(strftime(lname + nCount, sizeof(lname) / sizeof(*lname), p_log_set->fmt, tm_log));
}
p_log_set->argl[i].ftime = log_secs;
nCount += snprintf(lname + nCount, sizeof(lname) / sizeof(*lname), "%s\0", p_log_set->ext);
snprintf(p_log_set->argl[i].lname, sizeof(p_log_set->argl[i].lname) / sizeof(*p_log_set->argl[i].lname), "%s\0", lname);
for (long n = 0; n < p_log_set->argl[i].num; n++)
{
snprintf(lname, sizeof(lname) / sizeof(*lname), "%s.%d\0", p_log_set->argl[i].lname, n);
if (access(lname, F_OK) != 0)
{
p_log_set->argl[i].idx = (n + 1);
p_log_set->argl[i].idx %= (p_log_set->argl[i].num + 1);
p_log_set->argl[i].idx = (p_log_set->argl[i].idx <= 0) ? 1 : p_log_set->argl[i].idx;
break;
}
}
p_log_set->argl[i].fd = open(p_log_set->argl[i].lname, O_APPEND | O_CREAT | O_WRONLY | O_CLOEXEC, DEFFILEMODE);
if (p_log_set->argl[i].fd == (-1))
{
printf("%d,%s\n", errno, strerror(errno));
exit_log();
return (0);
}
}
return (p_log_set);
}
__inline static
int check_log(struct log_arg* pla, time_t now_secs)
{
int nCount = 0;
time_t fsecs = 0;
struct stat st = { 0 };
__off_t limit = get_log_limit();
const char* ext = get_log_ext();
const char* fmt = get_log_fmt();
char lname[MAX_LOG_PATH] = { 0 };
const char* path = get_log_path();
fsecs = now_secs - now_secs % get_log_rotatetime();
if (pla->ftime != fsecs)
{
pla->ftime = fsecs;
nCount += snprintf(lname + nCount, sizeof(lname) / sizeof(*lname), "%s%s\0", path, pla->fname);
if (*fmt)
{
nCount += (int)(strftime(lname + nCount, sizeof(lname) / sizeof(*lname), fmt, localtime(&fsecs)));
nCount += snprintf(lname + nCount, sizeof(lname) / sizeof(*lname), "%s\0", ext);
close(pla->fd);
snprintf(pla->lname, sizeof(pla->lname) / sizeof(*pla->lname), "%s\0", lname);
int fd = open(pla->lname, O_APPEND | O_CREAT | O_WRONLY | O_CLOEXEC, DEFFILEMODE);
if (fd == (-1))
{
pla->fd = (-1);
printf("open log file %s failed. msg: (errno=%d)%s\n", pla->fname, errno, strerror(errno));
return (-1);
}
dup2(fd, pla->fd);
if (fd != pla->fd)
{
close(fd);
}
}
else
{
if (pla->num > 0)
{
pla->idx %= (pla->num + 1);
pla->idx = (pla->idx <= 0) ? 1 : pla->idx;
}
snprintf(lname, sizeof(lname) / sizeof(*lname), "%s.%d\0", pla->lname, pla->idx++);
close(pla->fd);
unlink(lname);
if (rename(pla->lname, lname) != 0)
{
pla->fd = (-1);
printf("rename logfile %s -> %s failed msg: (errno=%d)%s\n", pla->lname, lname, errno, strerror(errno));
return (-1);
}
int fd = open(pla->lname, O_APPEND | O_CREAT | O_WRONLY | O_CLOEXEC, DEFFILEMODE);
if (fd == (-1))
{
pla->fd = (-1);
printf("open log file %s failed. msg: (errno=%d)%s\n", pla->fname, errno, strerror(errno));
return (-1);
}
dup2(fd, pla->fd);
if (fd != pla->fd)
{
close(fd);
}
}
}
else
{
if (fstat(pla->fd, &st) == (-1))
{
switch (errno)
{
case ENOENT:
{
nCount += snprintf(lname + nCount, sizeof(lname) / sizeof(*lname), "%s%s\0", path, pla->fname);
if (*fmt)
{
nCount += (int)(strftime(lname + nCount, sizeof(lname) / sizeof(*lname), fmt, localtime(&now_secs)));
}
nCount += snprintf(lname + nCount, sizeof(lname) / sizeof(*lname), "%s\0", ext);
snprintf(pla->lname, sizeof(pla->lname) / sizeof(*pla->lname), "%s\0", lname);
pla->fd = open(pla->lname, O_APPEND | O_CREAT | O_WRONLY | O_CLOEXEC, DEFFILEMODE);
if (pla->fd == (-1))
{
printf("open log file %s failed. msg: (errno=%d)%s\n", pla->fname, errno, strerror(errno));
return (-1);
}
}
break;
default:
{
printf("stat log file %s failed. msg: (errno=%d)%s\n", pla->fname, errno, strerror(errno));
return (-1);
}
break;
}
}
else
{
if (st.st_size + pla->size >= limit)
{
if (pla->num > 0)
{
pla->idx %= (pla->num + 1);
pla->idx = (pla->idx <= 0) ? 1 : pla->idx;
}
snprintf(lname, sizeof(lname) / sizeof(*lname), "%s.%d\0", pla->lname, pla->idx++);
close(pla->fd);
unlink(lname);
if (rename(pla->lname, lname) != 0)
{
pla->fd = (-1);
printf("rename logfile %s -> %s failed msg: (errno=%d)%s\n", pla->lname, lname, errno, strerror(errno));
return (-1);
}
int fd = open(pla->lname, O_APPEND | O_CREAT | O_WRONLY | O_CLOEXEC, DEFFILEMODE);
if (fd == (-1))
{
pla->fd = (-1);
printf("open log file %s failed. msg: (errno=%d)%s\n", pla->fname, errno, strerror(errno));
return (-1);
}
dup2(fd, pla->fd);
if (fd != pla->fd)
{
close(fd);
}
}
}
}
return (0);
}
__inline static
int log(const char* fname, int level, const char* fmt, ...)
{
va_list arg;
int data_len = 0;
long tt_now_usecs = 0;
struct stat st = { 0 };
struct tm* tm_now = 0;
time_t tt_now_secs = 0;
struct log_arg* pla = 0;
struct timeval tv = { 0 };
struct timezone tz = { 0 };
char date_time[128] = { 0 };
// 若level大于指定的level,则不打印日志信息
if (level > get_log_top_level())
{
return (-1);
}
if ((pla = get_log_arg(fname)) == 0)
{
return (-1);
}
log_lock();
memset(pla->data, 0, pla->size);
gettimeofday(&tv, &tz);
tt_now_secs = tv.tv_sec;
tt_now_usecs = tv.tv_usec;
tm_now = localtime(&tt_now_secs);
strftime(date_time, sizeof(date_time) / sizeof(*date_time), LOG_FILE_FORMAT, tm_now);
data_len += snprintf(pla->data + data_len, pla->size, "%s[%s.%ld][%ld][%C]\0",
get_log_level_color(level), date_time, tt_now_usecs, sys_get_tid(), *get_log_level_name(level));
va_start(arg, fmt);
data_len += vsnprintf(pla->data + data_len, pla->size, fmt, arg);
va_end(arg);
if (LOG_CF == pla->data[data_len - 1])
{
data_len--;
if (LOG_LR == pla->data[data_len - 1])
{
data_len--;
}
}
data_len += snprintf(pla->data + data_len, pla->size, "%s\n\0", get_log_level_color_end());
check_log(pla, tt_now_secs);
write(pla->fd, pla->data, data_len);
if (NEED_LOG_CONS(get_log_cons()))
{
//printf("%.*s", data_len, data);
write(LOG_STDOUT_FILENO, pla->data, data_len);
}
log_unlock();
return (0);
}
//#define LOG(NAME,LEVEL,FMT...) log(#NAME,LEVEL,##FMT)
#define LOG(NAME,LEVEL,FMT,...) log(#NAME,LEVEL,FMT,##__VA_ARGS__)
/////////////////////////////////////////////////////////////////////////////////////////////////
__inline static
#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
DWORD
#else
void*
#endif
log_task(void* p) {
for (size_t i = 0; i < 1000; i++)
{
log("main", LOG_INFO, "%s(%d)\n", "I am test!!!!!!", i);
LOG(main, LOG_WARN, "%s(%d)\n", "I am test!!!!!!", i);
LOG(main, LOG_TRACE, "%s(%d)\n", "I am test!!!!!!", i);
log("main", LOG_ERROR, "%s(%d)\n", "I am test!!!!!!", i);
log("main", LOG_FATAL, "%s(%d)\n", "I am test!!!!!!", i);
log("main", LOG_WARN, "%s(%d)\n", "I am test!!!!!!", i);
log("main", LOG_TRACE, "%s(%d)\n", "I am test!!!!!!", i);
log("main", LOG_DEBUG, "%s(%d)\n", "I am test!!!!!!", i);
log("main1", LOG_INFO, "%s(%d)\n", "I am test!!!!!!", i);
LOG(main1, LOG_WARN, "%s(%d)\n", "I am test!!!!!!", i);
LOG(main1, LOG_TRACE, "%s(%d)\n", "I am test!!!!!!", i);
log("main1", LOG_ERROR, "%s(%d)\n", "I am test!!!!!!", i);
log("main1", LOG_FATAL, "%s(%d)\n", "I am test!!!!!!", i);
log("main1", LOG_WARN, "%s(%d)\n", "I am test!!!!!!", i);
log("main1", LOG_TRACE, "%s(%d)\n", "I am test!!!!!!", i);
log("main1", LOG_DEBUG, "%s(%d)\n", "I am test!!!!!!", i);
#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
//_sleep(1000);
}
return (0);
#else
usleep(1000000);
}
pthread_exit(0);
return (void*)(0);
#endif
}
__inline static
int log_test_init()
{
const struct log_arg largl[] = {
{-1,30,0,0,"main","", DATA_SIZE, 0},
//{-1,30,0,0,"main1","", DATA_SIZE, 0},
};
long n_rotatetime = 10;//DEFAULT_LOG_ROTATETIME
const char* log_fmt = "%Y%m%d%H%M%S";// DEFAULT_LOG_FMT;
init_log(DEFAULT_LOG_PATH, log_fmt, DEFAULT_LOG_EXT, DEFAULT_LOG_CONS,
n_rotatetime, LOG_VERBOSE, DEFAULT_LOG_LIMIT_SIZE, largl, sizeof(largl) / sizeof(*largl));
return 0;
}
///////////////////////////////////////////////////////////////////////////////////////////////////////
//
// >>>>>> copy the content to main.c/main.cpp and build <<<<<<
//
// #include <stdio.h>
// #include "clog.h"
//
// int main(int argc, char ** argv)
// {
// printf("hello from clog_test!\n");
//
// log_test_main();
//
// return 0;
// }
///////////////////////////////////////////////////////////////////////////////////////////////////////
__inline static
int log_test_main()
{
const struct log_arg largl[] = {
{-1,30,0,0,"main","", DATA_SIZE, 0},
{-1,30,0,0,"main1","", DATA_SIZE, 0},
};
long n_rotatetime = 10;//DEFAULT_LOG_ROTATETIME
const char* log_fmt = "%Y%m%d%H%M%S";// DEFAULT_LOG_FMT;
init_log(DEFAULT_LOG_PATH, log_fmt, DEFAULT_LOG_EXT, DEFAULT_LOG_CONS,
n_rotatetime, LOG_VERBOSE, DEFAULT_LOG_LIMIT_SIZE, largl, sizeof(largl) / sizeof(*largl));
for (size_t i = 0; i < 100; i++)
{
LOG(main, LOG_INFO, "%s(%d)\n", "I am test!!!!!!", i);
LOG(main1, LOG_INFO, "%s(%d)\n", "I am test!!!!!!", i);
log("main", LOG_ERROR, "%s(%d)\n", "I am test!!!!!!", i);
log("main", LOG_FATAL, "%s(%d)\n", "I am test!!!!!!", i);
log("main", LOG_WARN, "%s(%d)\n", "I am test!!!!!!", i);
log("main", LOG_TRACE, "%s(%d)\n", "I am test!!!!!!", i);
log("main", LOG_DEBUG, "%s(%d)\n", "I am test!!!!!!", i);
log("main1", LOG_INFO, "%s(%d)\n", "I am test!!!!!!", i);
}
int ret = 0;
#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
DWORD t[4] = { 0 };
HANDLE h[4] = { 0 };
for (int i = 0; i < sizeof(t) / sizeof(*t); i++)
{
h[i] = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)log_task, 0, 0, &t[i]);
}
getchar();
WaitForMultipleObjects(sizeof(t) / sizeof(*t), h, TRUE, INFINITE);
#else
pthread_t t[4] = { 0 };
for (int i = 0; i < sizeof(t) / sizeof(*t); i++)
{
ret = pthread_create(&t[i], 0, log_task, 0);
}
getchar();
for (int i = 0; i < sizeof(t) / sizeof(*t); i++)
{
pthread_join(t[i], 0);
}
#endif
exit_log();
return 0;
}
#endif // __CLOG_H__
标签：set,LOG,Windows,lname,pla,Linux,define,log 来源： https://www.cnblogs.com/xiaohai123/p/16326030.html