On Sun, Jan 27, 2013 at 04:52:23PM -0800, David Aguilar wrote:
> Update variable assignments to always use $(command "$arg")
> in their RHS instead of "$(command "$arg")" as the latter
> is harder to read. Make get_merge_tool_cmd() simpler by
> avoiding "echo" and $(command) substitutions completely.
>
> Signed-off-by: David Aguilar <dav...@gmail.com>
> ---
> @@ -300,9 +292,9 @@ get_merge_tool_path () {
> fi
> if test -z "$merge_tool_path"
> then
> - merge_tool_path="$(translate_merge_tool_path "$merge_tool")"
> + merge_tool_path=$(translate_merge_tool_path "$merge_tool")
> fi
> - if test -z "$(get_merge_tool_cmd "$merge_tool")" &&
> + if test -z $(get_merge_tool_cmd "$merge_tool") &&
This change should be reverted to avoid calling "test -z" without any
other arguments, as Johannes pointed out in v1.
The rest of this patch looks good to me.
> ! type "$merge_tool_path" >/dev/null 2>&1
> then
> echo >&2 "The $TOOL_MODE tool $merge_tool is not available as"\
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