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@rdebath rdebath/Buildrepo.sh
Last active Aug 29, 2015

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What would you like to do?
Making CVS break it's rules.
head 1.12;
access;
symbols;
locks; strict;
comment @# @;
1.12
date 2011.11.27.13.41.55; author nobody; state Exp;
branches;
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commitid 1004ED23E2362D4481F;
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date 2009.11.26.13.41.33; author nobody; state Exp;
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commitid 1004B0E858D62CDF796;
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date 2007.11.26.13.41.11; author nobody; state Exp;
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date 2005.11.25.13.40.49; author nobody; state Exp;
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date 2003.11.25.13.40.27; author nobody; state Exp;
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desc
@@
1.12
log
@This is a sample commit
@
text
@The time, sponsered by timewarp associates, is now: Sun Nov 27 13:41:35 GMT 2011 exactly.
# This file has an $Id: peekaboo$ tag.
@
1.11
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Thu Nov 26 13:41:13 GMT 2009 exactly.
@
1.10
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Mon Nov 26 13:40:51 GMT 2007 exactly.
@
1.9
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Fri Nov 25 13:40:29 GMT 2005 exactly.
@
1.8
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Tue Nov 25 13:40:07 GMT 2003 exactly.
@
1.7
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Sat Nov 24 13:39:45 GMT 2001 exactly.
@
1.6
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Wed Nov 24 13:39:23 GMT 1999 exactly.
@
1.5
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Sun Nov 23 13:39:01 GMT 1997 exactly.
@
1.4
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Thu Nov 23 13:38:39 GMT 1995 exactly.
@
1.3
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Mon Nov 22 13:38:17 GMT 1993 exactly.
@
1.2
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Fri Nov 22 13:37:55 GMT 1991 exactly.
@
1.1
log
@This is a sample commit
@
text
@d1 1
a1 1
The time, sponsered by timewarp associates, is now: Tue Nov 21 13:37:33 GMT 1989 exactly.
@
#!/bin/sh
# CVS is a PITA (Useful, yes, but no I never did like it that much)
# It has obviously been specified by idiots who think THEY are in control.
# Make us run under nohup & fakeroot so it looks like we're a daemon.
# The 'cat' command allows up to see the output without being directly
# connected to the terminal (and so we have no ctty).
[ "`id -u`" -ne 0 ] && {
nohup fakeroot sh "$0" "$@" 2>&1 </dev/null | cat
exit
}
echo Running ...
# Bomb out when CVS whinges
set -e
# Add the location of a pre'05 version of cvs to the PATH.
# This one built from cvs1.12.11 as at Mon Dec 13 17:34:03 2004 +0000
# ./configure --prefix=$HOME/etc/cvs-1.12.11; make ; make install
#
# This is needed so that old (pre Feb'05) commits do NOT have a commitid.
# as CVS mainline insists on inserting them now despite backwards
# compatibility.
ORIGPATH="$PATH"
export PATH="$HOME/etc/cvs-1.12.11/bin:$PATH"
# Start back in the eighties, the dates looked very different then.
RUNSTART='86-06-22 18:14:46' # --> AE CM CV DF GC LS RM RV SV UV
RUNSTART='89-11-20 13:37:33' # 'checkin', cvs checkout... That's one very suspicious time.
TZ=UTC
DAY=86400 # in seconds
# CVS tries very hard to get a 'real' user name, of course this is just
# an annoyance because you can make any old login for yourself on a
# virtual machine. To make this a little easier here's a dumb trick.
#
# This login name will only be honoured if you run this script under
# both nohup and fakeroot and the user actually exists. (even if it
# isn't you)
export LOGNAME=nobody
# Save stuff here.
TESTDIR=/tmp/test.repo
# In this part.
MODULE=timewarp
REPOOPT=-d:local:"$TESTDIR"/$MODULE.repo
# export CVSROOT="$TESTDIR"/$MODULE.repo
Q= # -Q
# We want to control the times given to our children, so fetch the env
# vars set by 'faketime'. We can then fast-forward minutes, hours,
# days, weeks or years with a simple addition.
unset FAKETIME
FAKETIME="`faketime \"$RUNSTART\" sh -c 'echo $FAKETIME'`"
[ "$FAKETIME" -lt 1 ] || exit 1
LD_PRELOAD="`faketime \"$RUNSTART\" sh -c 'echo $LD_PRELOAD'`"
export FAKETIME LD_PRELOAD
# Recreate the test arena.
rm -rf "$TESTDIR"
mkdir "$TESTDIR"
# Are we starting after commitids came into existence?
LASTYEAR=`date +%Y%m`
[ "$LASTYEAR" -ge 200502 ] && export PATH="$ORIGPATH"
# Create the Repo, record when it was done.
cd "$TESTDIR"
cvs $Q $REPOOPT init
# Create the 'module'
mkdir "$TESTDIR"/$MODULE.repo/$MODULE
# This will cover 24 years...
for i in 1 2 3 4 5 6 7 8 9 10 11 12
do
cd "$TESTDIR"
cvs $Q $REPOOPT checkout $MODULE
rm -rf "$TESTDIR"'/$MODULE.checkout'
mv "$TESTDIR"/$MODULE "$TESTDIR"'/$MODULE.checkout'
# Move forward one day.
export FAKETIME=$((FAKETIME+DAY))
# Update the file.
cd "$TESTDIR"'/$MODULE.checkout'
echo "The time, sponsered by timewarp associates, is now: `date` exactly." > README
echo '# This file has an $Id: peekaboo$ tag.' >> README
# Only 'add' the file first time round the loop.
[ "$i" = 1 ] && {
cd "$TESTDIR"'/$MODULE.checkout'
cvs $Q $REPOOPT add README
}
# Only checked out for 20 seconds.
export FAKETIME=$((FAKETIME+20))
cd "$TESTDIR"'/$MODULE.checkout'
cvs $Q $REPOOPT commit -m "This is a sample commit"
cd "$TESTDIR"
# Warp ahead two years.
export FAKETIME=$((FAKETIME+DAY*365*2))
# Commitids first appeared in Febuary 2005
[ "$LASTYEAR" -lt 200502 ] && [ `date +%Y%m` -ge 200502 ] && {
# If we were using an old version; switch now. (ie: remove it from PATH)
export PATH="$ORIGPATH"
}
LASTYEAR=`date +%Y%m`
done
# Now we have the repo ... what do we do with it ?
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