Signed-off-by: John Keeping <j...@keeping.me.uk>
---
git-mergetool--lib.sh | 40 ++++++++++++++++++++++------------------
1 file changed, 22 insertions(+), 18 deletions(-)
diff --git a/git-mergetool--lib.sh b/git-mergetool--lib.sh
index b6ed2fa..b44a2c8 100644
--- a/git-mergetool--lib.sh
+++ b/git-mergetool--lib.sh
@@ -22,6 +22,7 @@ is_available () {
show_tool_names () {
condition=${1:-true} per_line_prefix=${2:-} preamble=${3:-}
+ not_found_msg=${4:-}
shown_any=
( cd "$MERGE_TOOLS_DIR" && ls ) | {
@@ -32,13 +33,19 @@ show_tool_names () {
then
if test -n "$preamble"
then
- echo "$preamble"
+ printf "%s\n" "$preamble"
preamble=
fi
shown_any=yes
printf "%s%s\n" "$per_line_prefix" "$toolname"
fi
done
+
+ if test -n "$preamble" && test -n "$not_found_msg"
+ then
+ printf "%s\n" "$not_found_msg"
+ fi
+
test -n "$shown_any"
}
}
@@ -242,30 +249,27 @@ list_merge_tool_candidates () {
show_tool_help () {
tool_opt="'git ${TOOL_MODE}tool --tool-<tool>'"
- tab=' ' av_shown= unav_shown=
+ tab=' '
+ LF='
+'
+ any_shown=no
cmd_name=${TOOL_MODE}tool
- if show_tool_names 'mode_ok && is_available' "$tab$tab" \
- "$tool_opt may be set to one of the following:"
- then
- av_shown=yes
- else
- echo "No suitable tool for 'git $cmd_name --tool=<tool>' found."
- av_shown=no
- fi
+ show_tool_names 'mode_ok && is_available' "$tab$tab" \
+ "$tool_opt may be set to one of the following:" \
+ "No suitable tool for 'git $cmd_name --tool=<tool>' found." &&
+ any_shown=yes
- if show_tool_names 'mode_ok && ! is_available' "$tab$tab" \
- "The following tools are valid, but not currently available:"
- then
- unav_shown=yes
- fi
+ show_tool_names 'mode_ok && ! is_available' "$tab$tab" \
+ "${LF}The following tools are valid, but not currently
available:" &&
+ any_shown=yes
- case ",$av_shown,$unav_shown," in
- *,yes,*)
+ if test "$any_shown" = yes
+ then
echo
echo "Some of the tools listed above only work in a windowed"
echo "environment. If run in a terminal-only session, they will
fail."
- esac
+ fi
exit 0
}
--
1.8.1.1
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