#include <stdio.h>
#include <time.h>
#include <string.h>
#include <unistd.h>
int GetLine(FILE *fp)
{
char str[100]="";
int count=0;
while(1)
{
if(NULL == fgets(str,sizeof(str),fp))
{
break;
}
if('\n'==str[strlen(str)-1])
{
count++;
}
}
return count;
}
int main(int argc, const char *argv[])
{
FILE *fp=fopen("./time.txt","a+");
if(NULL==fp)
{
perror("fopen");
return -1;
}
int line=GetLine(fp);
time_t t;
struct tm* info;
while(1)
{
line++;
t = time(NULL);
struct tm* info = localtime(&t);
if(NULL==info)
{
return -1;
}
fprintf(fp,"[%d] %4d-%02d-%02d %02d:%02d:%02d\n",\
line,\
info->tm_year+1900,info->tm_mon+1,info->tm_mday,\
info->tm_hour,info->tm_min,info->tm_sec);
fflush(fp);
sleep(1);
}
fclose(fp);
return 0;
}
2/22作业
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转载自blog.csdn.net/k_weihgl/article/details/129169303
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