diff options
Diffstat (limited to 'doc/clock.n')
| -rw-r--r-- | doc/clock.n | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/doc/clock.n b/doc/clock.n index a8ee004..f42ddfb 100644 --- a/doc/clock.n +++ b/doc/clock.n @@ -730,10 +730,8 @@ The local time zone from the Control Panel on Windows systems. The C library's idea of the local time zone, as defined by the \fBmktime\fR and \fBlocaltime\fR functions. .PP -Whatever the source of the time zone string, the same set of rules -is used to parse it. First, if it was obtained from a \fB%z\fR -or \fB%Z\fR format group, it is checked to see if it is one of -the strings, +In case [1] \fIonly,\fR the string is tested to see if it is one +of the strings: .CS gmt ut utc bst wet wat at nft nst ndt ast adt est edt @@ -748,7 +746,9 @@ the strings, If it is a string in the above list, it designates a known time zone, and is interpreted as such. .PP -The next check is for a string beginning with a colon. +For time zones in case [1] that do not match any of the above strings, +and always for cases [2]-[6], the following rules apply. +.PP If the time zone begins with a colon, it is one of a standardized list of names like \fB:America/New_York\fR that give the rules for various locales. A complete list @@ -762,18 +762,18 @@ obtained from system files in "\fI/usr/share/zoneinfo\fR", As a special case, the name \fB:localtime\fR refers to the local time zone as defined by the C library. .PP -A string consisting of a plus or minus sign followed by +A time zone string consisting of a plus or minus sign followed by four or six decimal digits is interpreted as an offset in hours, minutes, and seconds (if six digits are present) from UTC. The plus sign denotes a sign east of Greenwich; the minus sign one west of Greenwich. .PP -A string conforming to the Posix specification of the \fBTZ\fR +A time zone string conforming to the Posix specification of the \fBTZ\fR environment variable will be recognized. The specification may be found at \fIhttp://www.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap08.html\fR. .PP -Any other string is processed by prefixing a colon and attempting +Any other time zone string is processed by prefixing a colon and attempting to use it as a location name, as above. .SH "LOCALIZATION" Developers wishing to localize the date and time formatting and parsing |