cdate.c

一个动态日期c程序

# include <stdio.h>
#define FLUSH fflush(stdout)
main(argc,argv)
int argc;
char *argv[];
{
  int i,st;
  long lt;
  char tname[15],t[20],*ttyname(),s[25];
  strcpy(tname,*ttyname(1));
  if(tname[8]=='0'||tname[9]=='0')exit(0);
  if(argc>1){ st=atoi(argv[1]); if(st==0)st=1; }
  else st=1;
  while(1){
   setnoecho();
   setraw();
   time(&lt);
   strcpy(t,ctime(&lt));
   write(1,"\0337",2);
   write(1,"\033[7m\033[1m",8);

   move(0,30);
   i=strlen(t);
   gett(t,s);
   i=strlen(s);
   write(1,"\033[1m",4);
   write(1,"【 ",3);
   write(1,s,i-1);
   write(1," 】",3);
   write(1,"\033[0m",4);
   write(1,"\0338",2);
   FLUSH;
   setcook();
   setecho();
   sleep(st);
  }
}
move(x,y)
int x,y;
{
   char buf[9];
   if (x>23 || x<0 || y>79 || y<0) return(-1);
   sprintf(buf,"\033[%02d;%02dH",x+1,y+1);
   write(1,buf,8);
   return(0);
}
clear()
{
   write(1,"\033[2J\033[1;1H",10);
   return(0);
}
# include <termio.h>
# include <sys/ioctl.h>
# define LSET 0x80f0
static struct termio arg,old;
setraw()
{
   ioctl(0,TCGETA,&arg);
   old.c_lflag=arg.c_lflag;
   old.c_cc[4]=arg.c_cc[4];
   old.c_cc[5]=arg.c_cc[5];
   arg.c_lflag&=LSET;
   arg.c_cc[4]='\001';
   arg.c_cc[5]='\001';
   ioctl(0,TCSETAF,&arg);
}
setcook()
{
   arg.c_lflag=old.c_lflag;
   arg.c_cc[4]=old.c_cc[4];
   arg.c_cc[5]=old.c_cc[5];
   ioctl(0,TCSETAF,&arg);
}
setnoecho()
{
  ioctl(0,TCGETA,&arg);
  arg.c_lflag &= 0xfff7;
  ioctl(0,TCSETAF,&arg);
  return;
}
setecho()
{
  arg.c_lflag |= 0x08;
  ioctl(0,TCSETAF,&arg);
  return;
}
gett(t,s)
char *t,*s;
{
if(strncmp("Mon",t,3)==0) sprintf(s,"星期一");
if(strncmp("Tue",t,3)==0) sprintf(s,"星期二");
if(strncmp("Wed",t,3)==0) sprintf(s,"星期三");
if(strncmp("Thu",t,3)==0) sprintf(s,"星期四");
if(strncmp("Fri",t,3)==0) sprintf(s,"星期五");
if(strncmp("Sat",t,3)==0) sprintf(s,"星期六");
if(strncmp("Sun",t,3)==0) sprintf(s,"星期日");
if(strncmp("Jan",t+4,3)==0)  strcat(s," 1月");
if(strncmp("Feb",t+4,3)==0)  strcat(s," 2月");
if(strncmp("Mar",t+4,3)==0)  strcat(s," 3月");
if(strncmp("Apr",t+4,3)==0)  strcat(s," 4月");
if(strncmp("May",t+4,3)==0)  strcat(s," 5月");
if(strncmp("Jun",t+4,3)==0)  strcat(s," 6月");
if(strncmp("Jul",t+4,3)==0)  strcat(s," 7月");
if(strncmp("Aug",t+4,3)==0)  strcat(s," 8月");
if(strncmp("Sep",t+4,3)==0)  strcat(s," 9月");
if(strncmp("Oct",t+4,3)==0)  strcat(s," 10月");
if(strncmp("Nov",t+4,3)==0)  strcat(s," 11月");
if(strncmp("Dec",t+4,3)==0)  strcat(s," 12月");
strncat(s,t+8,2);
strcat(s,"日 ");
strcat(s,t+10);
return(0);
}