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#!/bin/bash
#$Header$
################################################################################
##
## Copyright 2001 Sistina Software, Inc.
##
## This is free software released under the GNU General Public License.
## There is no warranty for this software. See the file COPYING for
## details.
##
## See the file CONTRIBUTORS for a list of contributors.
##
## This file is maintained by:
## AJ Lewis <lewis@sistina.com>
##
## File name: last_cvs_update.sh
##
## Description: displays the last file updated by CVS commands and the date
## it was updated. May be given a relative or absolute path.
## Based on this information, you should be able to do a
## cvs co -D $date GFS and get the same version of the source
## tree as this tool was run on.
##
## Will also give you the CVS tag the source tree is based off
## off when appropriate
##
## Output format:
## [Tag: $TAG]
## The last file updated by CVS was:
## $path/$file
## on
## $date
##
################################################################################
if [[ -z $1 ]];
then path=.;
else
if [[ $1 == "-h" ]];
then echo "usage: $0 [ -h | path ]"
exit 0;
else
if [[ -d $1 ]]
then path=$1;
else
echo "usage: $0 [ -h | path ]"
exit 0;
fi
fi
fi
# grab the tag from the path passed in
if [[ -f $path/CVS/Tag ]];
then echo "Tag: " `cat $path/CVS/Tag | sed -e 's/^[NT]//'`
fi
awk '
BEGIN {
FS = "/"
}
{
# find the path for the Entries file
path = FILENAME
sub(/^\.\//, "", path)
# remove the CVS part of it
sub(/CVS\/Entries/, "", path)
# add the path the the filename that was modified, and put the date it was
# modified in as well
print path $2 " " $4
}' `find $path -name "Entries" -printf "%h/%f "` | awk '
# converts string name of month the a numeral
function cvt_month(month) {
if(month == "Jan")
return 0
if(month == "Feb")
return 1
if(month == "Mar")
return 2
if(month == "Apr")
return 3
if(month == "May")
return 4
if(month == "Jun")
return 5
if(month == "Jul")
return 6
if(month == "Aug")
return 7
if(month == "Sep")
return 8
if(month == "Oct")
return 9
if(month == "Nov")
return 10
if(month == "Dec")
return 11
return -1
}
BEGIN {
FS = " "
latest=""
maxyear = 0
maxdate = 0
maxmonth = "Jan"
maxtime = "00:00:00"
}
{
# check year first
if (maxyear < $6) {
date = $2 " " $3 " " $4 " " $5 " " $6
file = $1
maxyear = $6
maxmonth = $3
maxdate = $4
maxtime = $5
}
else {
if (maxyear == $6) {
# then month if year is the same
if (cvt_month(maxmonth) < cvt_month($3)) {
date = $2 " " $3 " " $4 " " $5 " " $6
file = $1
maxmonth = $3
maxdate = $4
maxtime = $5
}
else {
if (cvt_month(maxmonth) == cvt_month($3)) {
#then date if month is the same
if (maxdate < $4) {
date = $2 " " $3 " " $4 " " $5 " " $6
file = $1
maxdate = $4
maxtime = $5
}
else {
if (maxdate == $4) {
# then time if date is the same
if (maxtime < $5) {
date = $2 " " $3 " " $4 " " $5 " " $6
file = $1
maxtime = $5
}
}
}
}
}
}
}
}
END {
# strip leading "./" from filename
sub(/^\.\//, "", file)
print "The last file updated by CVS was:"
print file
print "on"
print date " GMT"
}'
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