DP(8mh) DP(8mh)
NAME
dp - nmh parser of RFC 822-style dates
SYNOPSIS
/usr/lib/mh/dp [-help] [-version] [-form formatfile] [-format string] [-width columns]
dates ...
DESCRIPTION
dp is a program that parses dates according to the ARPA Internet standard. It also under-
stands many non-standard formats, such as those produced by TOPS-20 sites and some Unix
sites using ctime(3). It is useful for seeing how nmh will interpret a date.
The dp program treats each argument as a single date, and prints the date out in the offi-
cial RFC 822 format. Hence, it is usually best to enclose each argument in quotes for the
shell.
To override the output format used by dp, the -format string or -format file switches are
used. This permits individual fields of the address to be extracted with ease. The
string is simply a format string and the file is simply a format file. See mh-format(5)
for the details.
Here is the default format string used by dp:
%<(nodate{text})error: %{text}%|%(putstr(pretty{text}))%>
which says that if an error was detected, print the error, a `:', and the date in error.
Otherwise, output the RFC 822-proper format of the date.
FILES
$HOME/.mh_profile The user's profile.
PROFILE COMPONENTS
None
SEE ALSO
fmttest(1), ap(8),
Standard for the Format of ARPA Internet Text Messages (RFC 822)
DEFAULTS
-format As described above.
-width The width of the terminal.
CONTEXT
None
nmh-1.7.1 1999-04-30 DP(8mh)
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