fi
if test -z "$merge_tool" ; then
- if type kdiff3 >/dev/null 2>&1 && test -n "$DISPLAY"; then
- merge_tool="kdiff3";
- elif type tkdiff >/dev/null 2>&1 && test -n "$DISPLAY"; then
- merge_tool=tkdiff
- elif type xxdiff >/dev/null 2>&1 && test -n "$DISPLAY"; then
- merge_tool=xxdiff
- elif type meld >/dev/null 2>&1 && test -n "$DISPLAY"; then
- merge_tool=meld
- elif type gvimdiff >/dev/null 2>&1 && test -n "$DISPLAY"; then
- merge_tool=gvimdiff
- elif type opendiff >/dev/null 2>&1; then
- merge_tool=opendiff
- elif type emacs >/dev/null 2>&1; then
- merge_tool=emerge
- elif type vimdiff >/dev/null 2>&1; then
- merge_tool=vimdiff
- else
+ if test -n "$DISPLAY"; then
+ merge_tool_candidates="kdiff3 tkdiff xxdiff meld gvimdiff"
+ if test -n "$GNOME_DESKTOP_SESSION_ID" ; then
+ merge_tool_candidates="meld $merge_tool_candidates"
+ fi
+ if test "$KDE_FULL_SESSION" = "true"; then
+ merge_tool_candidates="kdiff3 $merge_tool_candidates"
+ fi
+ fi
+ if echo "${VISUAL:-$EDITOR}" | grep 'emacs' > /dev/null 2>&1; then
+ merge_tool_candidates="$merge_tool_candidates emerge"
+ fi
+ if echo "${VISUAL:-$EDITOR}" | grep 'vim' > /dev/null 2>&1; then
+ merge_tool_candidates="$merge_tool_candidates vimdiff"
+ fi
+ merge_tool_candidates="$merge_tool_candidates opendiff emerge vimdiff"
+ echo "merge tool candidates: $merge_tool_candidates"
+ for i in $merge_tool_candidates; do
+ if test $i = emerge ; then
+ cmd=emacs
+ else
+ cmd=$i
+ fi
+ if type $cmd > /dev/null 2>&1; then
+ merge_tool=$i
+ break
+ fi
+ done
+ if test -z "$merge_tool" ; then
echo "No available merge resolution programs available."
exit 1
fi