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#include "all.h"
Timet
toytime(void)
{
return time(nil);
}
void
datestr(char *s, Timet t)
{
Tm *tm;
tm = localtime(t);
sprint(s, "%.4d%.2d%.2d", tm->year+1900, tm->mon+1, tm->mday);
}
void
prdate(void)
{
print("%T\n", time(nil));
}
static void
ct_numb(char *cp, int n)
{
if(n >= 10)
cp[0] = (n/10)%10 + '0';
else
cp[0] = ' ';
cp[1] = n%10 + '0';
}
int
Tfmt(Fmt* fmt)
{
char s[30];
char *cp;
Timet t;
Tm *tm;
t = va_arg(fmt->args, Timet);
if(t == 0)
return fmtstrcpy(fmt, "The Epoch");
tm = localtime(t);
strcpy(s, "Day Mon 00 00:00:00 1900");
cp = &"SunMonTueWedThuFriSat"[tm->wday*3];
s[0] = cp[0];
s[1] = cp[1];
s[2] = cp[2];
cp = &"JanFebMarAprMayJunJulAugSepOctNovDec"[tm->mon*3];
s[4] = cp[0];
s[5] = cp[1];
s[6] = cp[2];
ct_numb(s+8, tm->mday);
ct_numb(s+11, tm->hour+100);
ct_numb(s+14, tm->min+100);
ct_numb(s+17, tm->sec+100);
if(tm->year >= 100) {
s[20] = '2';
s[21] = '0';
}
ct_numb(s+22, tm->year+100);
return fmtstrcpy(fmt, s);
}
/*
* compute the next time after t
* that has hour hr and is not on
* day in bitpattern --
* for automatic dumps
*/
Timet
nextime(Timet t, int hr, int day)
{
int nhr;
Tm *tm;
if(hr < 0 || hr >= 24)
hr = 5;
if((day&0x7f) == 0x7f)
day = 0;
for (;;) {
tm = localtime(t);
t -= tm->sec;
t -= tm->min*60;
nhr = tm->hour;
do {
t += 60*60;
nhr++;
} while(nhr%24 != hr);
tm = localtime(t);
if(tm->hour != hr) {
t += 60*60;
tm = localtime(t);
if(tm->hour != hr) {
t -= 60*60;
tm = localtime(t);
}
}
if(day & (1<<tm->wday))
t += 12*60*60;
else
return t;
}
}
/*
* delay for l milliseconds more or less.
*/
void
delay(int l)
{
sleep(l);
}
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