groff: update vendor branch to v1.20.1
[dragonfly.git] / contrib / groff / mdate.sh
CommitLineData
92d0a6a6 1#! /bin/sh
4d3e9548
JL
2#
3# Copyright (C) 1991, 1992, 2001, 2009
4# Free Software Foundation, Inc.
5#
6# This file is part of groff.
7#
8# groff is free software; you can redistribute it and/or modify it under
9# the terms of the GNU General Public License as published by the Free
10# Software Foundation, either version 3 of the License, or
11# (at your option) any later version.
12#
13# groff is distributed in the hope that it will be useful, but WITHOUT ANY
14# WARRANTY; without even the implied warranty of MERCHANTABILITY or
15# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16# for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program. If not, see <http://www.gnu.org/licenses/>.
20#
92d0a6a6
JR
21# Print the modification date of $1 `nicely'.
22
23# Don't want foreign dates.
24
25LANGUAGE=
26LC_ALL=C; export LC_ALL
27
28
29(date;
30if ls -L /dev/null 1>/dev/null 2>&1; then ls -L -l $1; else ls -l $1; fi
31) | awk '
32BEGIN {
33 full["Jan"] = "January"; number["Jan"] = 1;
34 full["Feb"] = "February"; number["Feb"] = 2;
35 full["Mar"] = "March"; number["Mar"] = 3;
36 full["Apr"] = "April"; number["Apr"] = 4;
37 full["May"] = "May"; number["May"] = 5;
38 full["Jun"] = "June"; number["Jun"] = 6;
39 full["Jul"] = "July"; number["Jul"] = 7;
40 full["Aug"] = "August"; number["Aug"] = 8;
41 full["Sep"] = "September"; number["Sep"] = 9;
42 full["Oct"] = "October"; number["Oct"] = 10;
43 full["Nov"] = "November"; number["Nov"] = 11;
44 full["Dec"] = "December"; number["Dec"] = 12;
45}
46
47NR == 1 {
48 month = $2;
49 year = $NF;
50}
51
52NR == 2 {
53 if ($(NF-1) ~ /:/) {
54 if (number[$(NF-3)] > number[month])
55 year--;
56 }
57 else
58 year = $(NF-1);
59 print $(NF-2), full[$(NF-3)], year
60}'