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Diffstat (limited to 'contrib/tzcode/stdtime/strptime.3')
| -rw-r--r-- | contrib/tzcode/stdtime/strptime.3 | 173 |
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diff --git a/contrib/tzcode/stdtime/strptime.3 b/contrib/tzcode/stdtime/strptime.3 deleted file mode 100644 index 763696b..0000000 --- a/contrib/tzcode/stdtime/strptime.3 +++ /dev/null @@ -1,173 +0,0 @@ -.\" -.\" Copyright (c) 1997 Joerg Wunsch -.\" -.\" All rights reserved. -.\" -.\" Redistribution and use in source and binary forms, with or without -.\" modification, are permitted provided that the following conditions -.\" are met: -.\" 1. Redistributions of source code must retain the above copyright -.\" notice, this list of conditions and the following disclaimer. -.\" 2. Redistributions in binary form must reproduce the above copyright -.\" notice, this list of conditions and the following disclaimer in the -.\" documentation and/or other materials provided with the distribution. -.\" -.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR -.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES -.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. -.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, -.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT -.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF -.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -.\" -.\" $FreeBSD$ -.\" " -.Dd January 4, 2003 -.Dt STRPTIME 3 -.Os -.Sh NAME -.Nm strptime -.Nd parse date and time string -.Sh LIBRARY -.Lb libc -.Sh SYNOPSIS -.In time.h -.Ft char * -.Fo strptime -.Fa "const char * restrict buf" -.Fa "const char * restrict format" -.Fa "struct tm * restrict timeptr" -.Fc -.Sh DESCRIPTION -The -.Fn strptime -function parses the string in the buffer -.Fa buf -according to the string pointed to by -.Fa format , -and fills in the elements of the structure pointed to by -.Fa timeptr . -The resulting values will be relative to the local time zone. -Thus, it can be considered the reverse operation of -.Xr strftime 3 . -.Pp -The -.Fa format -string consists of zero or more conversion specifications and -ordinary characters. -All ordinary characters are matched exactly with the buffer, where -white space in the format string will match any amount of white space -in the buffer. -All conversion specifications are identical to those described in -.Xr strftime 3 . -.Pp -Two-digit year values, including formats -.Fa %y -and -.Fa \&%D , -are now interpreted as beginning at 1969 per POSIX requirements. -Years 69-00 are interpreted in the 20th century (1969-2000), years -01-68 in the 21st century (2001-2068). -.Pp -If the -.Fa format -string does not contain enough conversion specifications to completely -specify the resulting -.Vt struct tm , -the unspecified members of -.Va timeptr -are left untouched. -For example, if -.Fa format -is -.Dq Li "%H:%M:%S" , -only -.Va tm_hour , -.Va tm_sec -and -.Va tm_min -will be modified. -If time relative to today is desired, initialize the -.Fa timeptr -structure with today's date before passing it to -.Fn strptime . -.Sh RETURN VALUES -Upon successful completion, -.Fn strptime -returns the pointer to the first character in -.Fa buf -that has not been required to satisfy the specified conversions in -.Fa format . -It returns -.Dv NULL -if one of the conversions failed. -.Sh SEE ALSO -.Xr date 1 , -.Xr scanf 3 , -.Xr strftime 3 -.Sh HISTORY -The -.Fn strptime -function appeared in -.Fx 3.0 . -.Sh AUTHORS -The -.Fn strptime -function has been contributed by Powerdog Industries. -.Pp -This man page was written by -.An J\(:org Wunsch . -.Sh BUGS -Both the -.Fa %e -and -.Fa %l -format specifiers may incorrectly scan one too many digits -if the intended values comprise only a single digit -and that digit is followed immediately by another digit. -Both specifiers accept zero-padded values, -even though they are both defined as taking unpadded values. -.Pp -The -.Fa %p -format specifier has no effect unless it is parsed -.Em after -hour-related specifiers. -Specifying -.Fa %l -without -.Fa %p -will produce undefined results. -Note that 12AM -(ante meridiem) -is taken as midnight -and 12PM -(post meridiem) -is taken as noon. -.Pp -The -.Fa \&%U -and -.Fa %W -format specifiers accept any value within the range 00 to 53 -without validating against other values supplied (like month -or day of the year, for example). -.Pp -The -.Fa %Z -format specifier only accepts time zone abbreviations of the local time zone, -or the value "GMT". -This limitation is because of ambiguity due to of the over loading of time -zone abbreviations. -One such example is -.Fa EST -which is both Eastern Standard Time and Eastern Australia Summer Time. -.Pp -The -.Fn strptime -function does not correctly handle multibyte characters in the -.Fa format -argument. |
