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date: handle long options

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RFC2822 obsoletes RFC822; Silently accept --rfc-822 and return rfc2822
output for compatibility.

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
This commit is contained in:
Bernhard Reutner-Fischer
2009-10-23 15:44:51 +02:00
parent 9d57a8073a
commit ca22cda709
2 changed files with 25 additions and 2 deletions
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14
include/usage.h
View File

@ -673,17 +673,27 @@
#define date_full_usage "\n\n" \
"Display time (using +FMT), or set time\n" \
"\nOptions:" \
IF_NOT_LONG_OPTS( \
"\n [-s] TIME Set time to TIME" \
"\n -u Work in UTC (don't convert to local time)" \
"\n -R Output RFC-822 compliant date string" \
"\n -R Output RFC-2822 compliant date string" \
) IF_LONG_OPTS( \
"\n [-s,--set] TIME Set time to TIME" \
"\n -u,--utc Work in UTC (don't convert to local time)" \
"\n -R,--rfc-2822 Output RFC-2822 compliant date string" \
) \
IF_FEATURE_DATE_ISOFMT( \
"\n -I[SPEC] Output ISO-8601 compliant date string" \
"\n SPEC='date' (default) for date only," \
"\n 'hours', 'minutes', or 'seconds' for date and" \
"\n time to the indicated precision" \
) \
) IF_NOT_LONG_OPTS( \
"\n -r FILE Display last modification time of FILE" \
"\n -d TIME Display TIME, not 'now'" \
) IF_LONG_OPTS( \
"\n -r,--reference FILE Display last modification time of FILE" \
"\n -d,--date TIME Display TIME, not 'now'" \
) \
IF_FEATURE_DATE_ISOFMT( \
"\n -D FMT Use FMT for -d TIME conversion" \
) \