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ncal: Error out if writing to stdout failed.

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MFC after:	1 week
Sponsored by:	Klara, Inc.
Reviewed by:	kevans, imp
Differential Revision:	https://reviews.freebsd.org/D39958
This commit is contained in:
Dag-Erling Smørgrav 2023-05-04 17:26:54 +00:00
parent ba4d333364
commit 5903d9c00b
1 changed files with 2 additions and 0 deletions
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2
usr.bin/ncal/ncal.c
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@ -497,6 +497,8 @@ main(int argc, char *argv[])
monthrangeb(y, m, flag_julian_day, before, after);
else
monthranger(y, m, flag_julian_day, before, after);
if (ferror(stdout) != 0 || fflush(stdout) != 0)
err(1, "stdout");
return (0);
}