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- #!/bin/sh
-
- set -e
-
- case "$1" in
- upgrade|install)
- # Try to gracefully handle upgrades from a pre-0.3.3 version
-
- if [ ! -z $2 ]; then
- set +e
- dpkg --compare-versions $2 \<= 0.3.2-1
- result=$?
- set -e
- if [ $result = 0 ]; then
- cat <<EOF
- Due to a bug in the way secret keys were encrypted in versions prior
- to 0.3.3, this version of gnupg is not backwards compatible with $2
- which you have (had) installed on your system.
-
- There is an upgrade strategy (see /usr/doc/gnupg/NEWS.gz after this
- version is installed), but it requires an old copy of the gpg and gpgm
- EOF
- echo -n "binaries; shall I make copies of them for you (Y/n)? "
- read answer
- if [ ! "$answer" = "n" ] && [ ! "$answer" = "N" ]; then
- cp /usr/bin/gpg /usr/bin/gpg.old
- cp /usr/bin/gpgm /usr/bin/gpgm.old
- echo "Okay, done. The old versions are /usr/bin/gpg*.old"
- else
- echo "Okay, I haven't made backups."
- fi;
- cat <<EOF
-
- If at any stage you need a pre-0.3.3 gnupg, you can find source and
- binaries for i386, m68k, alpha, powerpc and hurd-i386 at
-
- http://people.debian.org/~troup/gnupg/
-
- Press return to continue
- EOF
- read foo
- fi;
- fi;
- ;;
- abort-upgrade)
- ;;
- esac
-