[thirdparty/e2fsprogs.git] / debian / e2fslibs-dev.preinst

#!/bin/sh

# Abort on error.
set -e

symlink_match()
{
	local SYMLINK="$1"
	local SYMLINK_TARGET="$2"

	[ "$(readlink "$SYMLINK")" = "$SYMLINK_TARGET" ] || \
	[ "$(readlink -f "$SYMLINK")" = "$SYMLINK_TARGET" ]
}

SYMLINK=/usr/share/doc/e2fslibs-dev
SYMLINK_TARGET=e2fslibs

if [ "$1" = "install" -o "$1" = "upgrade" ] &&
   [ -n "$2" ] && [ -h "$SYMLINK" ] &&
   symlink_match "$SYMLINK" "$SYMLINK_TARGET"
then
    mv -f "$SYMLINK" "${SYMLINK}.dpkg-backup"
fi

#DEBHELPER#

exit 0
Commit	Line	Data
31ee367e TT	1	#!/bin/sh
	2
	3	# Abort on error.
	4	set -e
	5
	6	symlink_match()
	7	{
	8	local SYMLINK="$1"
	9	local SYMLINK_TARGET="$2"
	10
	11	[ "$(readlink "$SYMLINK")" = "$SYMLINK_TARGET" ] \|\| \
	12	[ "$(readlink -f "$SYMLINK")" = "$SYMLINK_TARGET" ]
	13	}
	14
	15	SYMLINK=/usr/share/doc/e2fslibs-dev
	16	SYMLINK_TARGET=e2fslibs
	17
	18	if [ "$1" = "install" -o "$1" = "upgrade" ] &&
	19	[ -n "$2" ] && [ -h "$SYMLINK" ] &&
	20	symlink_match "$SYMLINK" "$SYMLINK_TARGET"
	21	then
	22	mv -f "$SYMLINK" "${SYMLINK}.dpkg-backup"
	23	fi
	24
	25	#DEBHELPER#
	26
	27	exit 0