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mergetool--lib: simplify guess_merge_tool() 

Use a case statement instead of calling grep to find out if the editor's
name contains the string "vim".  Remove the check for emacs, as this
branch did the same as the default one anyway.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
René Scharfe 2009-11-24 00:29:17 +01:00 committed by Junio C Hamano
parent 78d553b7d7
commit 7b1042292d
1 changed files with 6 additions and 7 deletions
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13
git-mergetool--lib.sh
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@ -325,15 +325,14 @@ guess_merge_tool () {
fi
tools="$tools gvimdiff diffuse ecmerge araxis"
fi
if echo "${VISUAL:-$EDITOR}" | grep emacs > /dev/null 2>&1; then
# $EDITOR is emacs so add emerge as a candidate
tools="$tools emerge vimdiff"
elif echo "${VISUAL:-$EDITOR}" | grep vim > /dev/null 2>&1; then
# $EDITOR is vim so add vimdiff as a candidate
case "${VISUAL:-$EDITOR}" in
*vim*)
tools="$tools vimdiff emerge"
else
;;
*)
tools="$tools emerge vimdiff"
fi
;;
esac
echo >&2 "merge tool candidates: $tools"
# Loop over each candidate and stop when a valid merge tool is found.