summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--mergetools/p4merge25
1 files changed, 25 insertions, 0 deletions
diff --git a/mergetools/p4merge b/mergetools/p4merge
index 1a45c1b0c5..295361a8aa 100644
--- a/mergetools/p4merge
+++ b/mergetools/p4merge
@@ -1,5 +1,30 @@
diff_cmd () {
+ # p4merge does not like /dev/null
+ rm_local=
+ rm_remote=
+ if test "/dev/null" = "$LOCAL"
+ then
+ LOCAL="./p4merge-dev-null.LOCAL.$$"
+ >"$LOCAL"
+ rm_local=true
+ fi
+ if test "/dev/null" = "$REMOTE"
+ then
+ REMOTE="./p4merge-dev-null.REMOTE.$$"
+ >"$REMOTE"
+ rm_remote=true
+ fi
+
"$merge_tool_path" "$LOCAL" "$REMOTE"
+
+ if test -n "$rm_local"
+ then
+ rm -f "$LOCAL"
+ fi
+ if test -n "$rm_remote"
+ then
+ rm -f "$REMOTE"
+ fi
}
merge_cmd () {