monitor.c

通用的UNIX监控程序

/*
**通用监控程序:
**其它程序只需把监控信息'O_APPEND|O_SYNC'写入日志文件即可 
**program by gwq on 2001.10.29
*/

#include <curses.h>
#include <stdio.h>
#include <time.h>

main(int argv,char * argc[])
{
	FILE * fp;
	char buff[100],time[20];
	WINDOW *win,*win1;
	int y,x;
	void get_systime1(char *buff);

	if( argv!=4){
		printf("Usage: monitor <日志文件全路径名>  <头信息>  <行标题>\n");
		exit(1);
	}
	if( (fp=fopen(argc[1],"r"))==NULL ){
		printf("Open log file [%s] fail!!!\n",argc[1]);
		exit(1);
	}

	initscr();
	curs_set(0);

	standout();
	mvprintw(0,(80-strlen(argc[2]))/2, "%s",argc[2]);	
	standend();
	mvprintw(2,0,"%s", "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━");
	mvprintw(3,0,"%s",argc[3]);
	mvprintw(4,0,"%s", "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━");
	mvprintw(22,0,"%s","━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━");
	refresh();

	win=newwin(17,80,5,0);
	win1=newwin(1,80,1,0);
	scrollok(win,TRUE);	

	//start_color();
	//init_pair(3,COLOR_YELLOW,COLOR_BLACK);
	//wattron(win1,COLOR_PAIR(3));

	//移动指针到文件尾
	while( fgets(buff,100,fp)!=NULL );

	while(1)
	{
		get_systime1(time);
		mvwprintw(win1,0,65,"%s",time);		
		touchwin(win1);	
		wrefresh(win1);

		if( fgets(buff,100,fp)!=NULL )
		{
			wprintw(win,"%s",buff);
			touchwin(win);
			wrefresh(win);
		}
		else
			sleep(1);
	}

	curs_set(1);
	delwin(win);
	delwin(win1);
	endwin();
}


/*************************************************************
 * 取系统时间b (6位字符串:小时+分钟+秒钟)
 *************************************************************/
void get_systime1(char *buff)
{
	long t;
	struct tm *t1;

	time(&t);
	t1=localtime(&t);
	sprintf(buff,"%02d时%02d分%02d秒",t1->tm_hour,t1->tm_min,t1->tm_sec);

	return;
}