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54 lines
982 B
Perl
Executable File
54 lines
982 B
Perl
Executable File
#! /usr/bin/perl -s
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#
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# Extract the date from the RCS Id string in a file.
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#
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# $Id: getdate,v 1.1 1997/11/24 05:07:27 gdr Exp $
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#
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push(@month,
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"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep",
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"Oct", "Nov", "Dec" );
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# for ($i=0; $i<12; $i++) {
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# printf("month %d is %s\n", $i, $month[$i]);
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# }
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if (defined($date)) {
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$printdate = 1;
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}
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if (defined($version)) {
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$printversion = 1;
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}
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while(<>) {
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if (/\$Id([^\$]*)\$/) {
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$_ = $1;
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if (/^:\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+/) {
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$file=$1;
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$version=$2;
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$rawdate=$3;
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$time=$4;
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if ($rawdate =~ m,(\d+)/(\d+)/(\d+),) {
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$year = $1;
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$m = $2;
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$day = $3;
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$mon = @month[int($2) - 1];
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$date = "$day $mon $year";
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}
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} else {
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$date = "(unspecified date)";
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}
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if ($printdate) {
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printf("%s\n", $date);
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} elsif ($printversion) {
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printf("%s\n", $version);
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} else {
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printf("getdate: bad invocation\n");
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exit(1);
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}
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exit(0);
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}
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}
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exit(1);
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