convert: clear the dirstate before a conversion, invalidate it afterwards
Clearing it before the conversion protects us from whatever data were
there (file copies in particular).
Invalidating it after the conversion avoids writing a possibly
inconsistent dirstate to disk.
#!/bin/sh
"$TESTDIR/hghave" symlink || exit 80
origdir=`pwd`
cat >> readlink.py <<EOF
import os
import sys
for f in sys.argv[1:]:
print f, '->', os.readlink(f)
EOF
hg init repo
cd repo
ln -s nothing dangling
hg ci -qAm 'add symlink'
hg archive -t files ../archive
hg archive -t tar -p tar ../archive.tar
hg archive -t zip -p zip ../archive.zip
echo '% files'
cd "$origdir"
cd archive
python ../readlink.py dangling
echo '% tar'
cd "$origdir"
tar xf archive.tar
cd tar
python ../readlink.py dangling
echo '% zip'
cd "$origdir"
unzip archive.zip > /dev/null
cd zip
python ../readlink.py dangling