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lib: format NULL timevals correctly

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Passing NULL for a `%pTVMs` would result in `(null)Ms`, i.e. the `Ms`
flags not eaten up.  Change to eat those up, and print `-` instead for
NULL times.

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
This commit is contained in:
David Lamparter 2022-04-28 12:23:16 +02:00
parent 633a50d11c
commit 782fe5e450
1 changed files with 6 additions and 4 deletions
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10
lib/strformat.c
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@ -361,6 +361,8 @@ static ssize_t printfrr_abstime(struct fbuf *buf, struct printfrr_eargs *ea,
if (flags & TIMEFMT_SKIP)
return 0;
if (!ts)
return bputch(buf, '-');
if (flags & TIMEFMT_REALTIME)
*real_ts = *ts;
@ -452,6 +454,8 @@ static ssize_t printfrr_reltime(struct fbuf *buf, struct printfrr_eargs *ea,
if (flags & TIMEFMT_SKIP)
return 0;
if (!ts)
return bputch(buf, '-');
if (flags & TIMEFMT_ABSOLUTE) {
struct timespec anchor[1];
@ -561,8 +565,6 @@ static ssize_t printfrr_ts(struct fbuf *buf, struct printfrr_eargs *ea,
{
const struct timespec *ts = vptr;
if (!ts)
return bputs(buf, "(null)");
return printfrr_time(buf, ea, ts, 0);
}
@ -574,7 +576,7 @@ static ssize_t printfrr_tv(struct fbuf *buf, struct printfrr_eargs *ea,
struct timespec ts;
if (!tv)
return bputs(buf, "(null)");
return printfrr_time(buf, ea, NULL, 0);
ts.tv_sec = tv->tv_sec;
ts.tv_nsec = tv->tv_usec * 1000;
@ -589,7 +591,7 @@ static ssize_t printfrr_tt(struct fbuf *buf, struct printfrr_eargs *ea,
struct timespec ts;
if (!tt)
return bputs(buf, "(null)");
return printfrr_time(buf, ea, NULL, TIMEFMT_SECONDS);
ts.tv_sec = *tt;
ts.tv_nsec = 0;