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yap-6.3/packages/tai/libtai/caldate_fmt.c
2010-07-19 14:52:26 +01:00

25 lines
573 B
C

#include "tai.h"
#include "caldate.h"
unsigned int caldate_fmt(char *s, struct caldate *cd)
{
long x;
int i = 0;
x = cd->year; if (x < 0) x = -x; do { ++i; x /= 10; } while(x);
if (s) {
x = cd->year;
if (x < 0) { x = -x; *s++ = '-'; }
s += i; do { *--s = '0' + (char)(x % 10); x /= 10; } while(x); s += i;
x = cd->month;
s[0] = '-'; s[2] = '0' + (char)(x % 10); x /= 10; s[1] = '0' + (char)(x % 10);
x = cd->day;
s[3] = '-'; s[5] = '0' + (char)(x % 10); x /= 10; s[4] = '0' + (char)(x % 10);
}
return (cd->year < 0) + i + 6;
}