freebsd-src/contrib/ntp/libntp/tvtoa.c
2001-08-29 14:35:15 +00:00

40 lines
623 B
C

/*
* tvtoa - return an asciized representation of a struct timeval
*/
#include "lib_strbuf.h"
#if defined(VMS)
# include "ntp_fp.h"
#endif /* VMS */
#include "ntp_stdlib.h"
#include "ntp_unixtime.h"
#include <stdio.h>
char *
tvtoa(
const struct timeval *tv
)
{
register char *buf;
register u_long sec;
register u_long usec;
register int isneg;
if (tv->tv_sec < 0 || tv->tv_usec < 0) {
sec = -tv->tv_sec;
usec = -tv->tv_usec;
isneg = 1;
} else {
sec = tv->tv_sec;
usec = tv->tv_usec;
isneg = 0;
}
LIB_GETBUF(buf);
(void) sprintf(buf, "%s%lu.%06lu", (isneg?"-":""), sec, usec);
return buf;
}