t7810: avoid unportable use of "echo"

diff --git a/unpack-trees.c b/unpack-trees.c
index b68ec820dde935eb2578a8983c265290d0511add..500ebcfd545772fb17e5fb14bba42bf4be468b75 100644 (file)
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -16,7 +16,7 @@
  * situation better.  See how "git checkout" and "git merge" replaces
  * them using setup_unpack_trees_porcelain(), for example.
  */
-const char *unpack_plumbing_errors[NB_UNPACK_TREES_ERROR_TYPES] = {
+static const char *unpack_plumbing_errors[NB_UNPACK_TREES_ERROR_TYPES] = {
        /* ERROR_WOULD_OVERWRITE */
        "Entry '%s' would be overwritten by merge. Cannot merge.",