[PATCH 1/2] mergetool: don't require a work tree for --tool-help

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From: Charles Bailey <cbailey32@xxxxxxxxxxxxx>

Signed-off-by: Charles Bailey <cbailey32@xxxxxxxxxxxxx>
---
You can call git difftool --tool-help outside of a work tree but not
mergetool --tool-help but there's not real reason for this restriction
and it can be easily relaxed by deferring the require_work_tree call
until after the options have been parsed.

 git-mergetool.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/git-mergetool.sh b/git-mergetool.sh
index 9a046b7..e969dd0 100755
--- a/git-mergetool.sh
+++ b/git-mergetool.sh
@@ -14,7 +14,6 @@ OPTIONS_SPEC=
 TOOL_MODE=merge
 . git-sh-setup
 . git-mergetool--lib
-require_work_tree
 
 # Returns true if the mode reflects a symlink
 is_symlink () {
@@ -372,6 +371,8 @@ prompt_after_failed_merge () {
 	done
 }
 
+require_work_tree
+
 if test -z "$merge_tool"
 then
 	# Check if a merge tool has been configured
-- 
2.0.2.611.g8c85416

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