meld 1.5.0 and newer allow the output file to be specified
when merging multiple files. Check whether the meld command
supports '--output' and use it when available.
Signed-off-by: David Aguilar <davvid@xxxxxxxxx>
---
mergetools/meld | 25 ++++++++++++++++++++++++-
1 files changed, 24 insertions(+), 1 deletions(-)
Changes since v1 with help from Jonathan Nieder:
Use $LOCAL $BASE REMOTE when calling meld.
Avoid shell portability issues by using the return status.
of --output instead of parsing --version.
diff --git a/mergetools/meld b/mergetools/meld
index 73d70ae..eaa115c 100644
--- a/mergetools/meld
+++ b/mergetools/meld
@@ -3,7 +3,30 @@ diff_cmd () {
}
merge_cmd () {
+ if test -z "${meld_has_output_option:+set}"
+ then
+ check_meld_for_output_version
+ fi
touch "$BACKUP"
- "$merge_tool_path" "$LOCAL" "$MERGED" "$REMOTE"
+ if test "$meld_has_output_option" = true
+ then
+ "$merge_tool_path" --output "$MERGED" \
+ "$LOCAL" "$BASE" "$REMOTE"
+ else
+ "$merge_tool_path" "$LOCAL" "$MERGED" "$REMOTE"
+ fi
check_unchanged
}
+
+# Check whether 'meld --output <file>' is supported
+check_meld_for_output_version () {
+ meld_path="$(git config mergetool.meld.path)"
+ meld_path="${meld_path:-meld}"
+
+ if "$meld_path" --output /dev/null --help >/dev/null 2>&1
+ then
+ meld_has_output_option=true
+ else
+ meld_has_output_option=false
+ fi
+}
--
1.7.6.553.g1899
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