perf: add a GIT_PERF_MAKE_COMMAND for when *_MAKE_OPTS won't do

diff --git a/t/perf/run b/t/perf/run
index e8adedadfdca8549b3c4f8f8a19d383a7611f4ad..b61024a830a02cace4f9d6720428f2cf562fd5c5 100755 (executable)
--- a/t/perf/run
+++ b/t/perf/run
@@ -37,8 +37,15 @@ build_git_rev () {
                        cp "../../$config" "build/$rev/"
                fi
        done
-       (cd build/$rev && make $GIT_PERF_MAKE_OPTS) ||
-       die "failed to build revision '$mydir'"
+       (
+               cd build/$rev &&
+               if test -n "$GIT_PERF_MAKE_COMMAND"
+               then
+                       sh -c "$GIT_PERF_MAKE_COMMAND"
+               else
+                       make $GIT_PERF_MAKE_OPTS
+               fi
+       ) || die "failed to build revision '$mydir'"
 }
 
 run_dirs_helper () {
@@ -63,6 +70,9 @@ run_dirs_helper () {
                unset GIT_TEST_INSTALLED
        else
                GIT_TEST_INSTALLED="$mydir/bin-wrappers"
+               # Older versions of git lacked bin-wrappers; fallback to the
+               # files in the root.
+               test -d "$GIT_TEST_INSTALLED" || GIT_TEST_INSTALLED=$mydir
                export GIT_TEST_INSTALLED
        fi
        run_one_dir "$@"