t/perf: fix regression in testing older versions of git

diff --git a/t/perf/perf-lib.sh b/t/perf/perf-lib.sh
index 5ef17440c0e1e63102adddba958686c28b4e80ec..6520c76a1773e86a6e056bd35a3eb677f613a05e 100644 (file)
--- a/t/perf/perf-lib.sh
+++ b/t/perf/perf-lib.sh
@@ -52,6 +52,9 @@ TEST_NO_MALLOC_CHECK=t
 # need to export them for test_perf subshells
 export TEST_DIRECTORY TRASH_DIRECTORY GIT_BUILD_DIR GIT_TEST_CMP
 
+MODERN_GIT=$GIT_BUILD_DIR/bin-wrappers/git
+export MODERN_GIT
+
 perf_results_dir=$TEST_OUTPUT_DIRECTORY/test-results
 mkdir -p "$perf_results_dir"
 rm -f "$perf_results_dir"/$(basename "$0" .sh).subtests
@@ -81,7 +84,7 @@ test_perf_create_repo_from () {
        repo="$1"
        source="$2"
        source_git="$(git -C "$source" rev-parse --git-dir)"
-       objects_dir="$(git -C "$source" rev-parse --git-path objects)"
+       objects_dir="$("$MODERN_GIT" -C "$source" rev-parse --git-path objects)"
        mkdir -p "$repo/.git"
        (
                { cp -Rl "$objects_dir" "$repo/.git/" 2>/dev/null ||