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| author | ru <ru@FreeBSD.org> | 2001-06-23 08:57:40 +0000 |
|---|---|---|
| committer | ru <ru@FreeBSD.org> | 2001-06-23 08:57:40 +0000 |
| commit | 91931fd332af9d86e838cd4714ce100046a16818 (patch) | |
| tree | d093019c1aacd1ae363dad50ad0bcb5959d5d419 /lib/libc | |
| parent | d9a8a794a66c0de3894b2b484f6bfe2eab6df5a8 (diff) | |
| download | FreeBSD-src-91931fd332af9d86e838cd4714ce100046a16818.zip FreeBSD-src-91931fd332af9d86e838cd4714ce100046a16818.tar.gz | |
Document "normalizing" behavior of mktime(3).
PR: bin/28313
Reviewed by: bde, wollman
MFC after: 1 week
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/stdtime/ctime.3 | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/lib/libc/stdtime/ctime.3 b/lib/libc/stdtime/ctime.3 index 989db25..94f0622 100644 --- a/lib/libc/stdtime/ctime.3 +++ b/lib/libc/stdtime/ctime.3 @@ -196,7 +196,18 @@ The original values of the and .Fa tm_yday components of the structure are ignored, and the original values of the -other components are not restricted to their normal ranges. +other components are not restricted to their normal ranges, and will be +normalized if needed. +For example, +October 40 is changed into November 9, +a +.Fa tm_hour +of \-1 means 1 hour before midnight, +.Fa tm_mday +of 0 means the day preceding the current month, and +.Fa tm_mon +of \-2 means 2 months before January of +.Fa tm_year . (A positive or zero value for .Fa tm_isdst causes |
