[lldb][test] Add --make argument to dotest.py

lldb/packages/Python/lldbsuite/test/builders/builder.py

@@ -40,11 +40,6 @@ def getMake(self, test_subdir, test_name):
         """Returns the invocation for GNU make.
         The first argument is a tuple of the relative path to the testcase
         and its filename stem."""
-        if platform.system() == "FreeBSD" or platform.system() == "NetBSD":
-            make = "gmake"
-        else:
-            make = "make"
-
         # Construct the base make invocation.
         lldb_test = os.environ["LLDB_TEST"]
         if not (
@@ -62,7 +57,7 @@ def getMake(self, test_subdir, test_name):
         if not os.path.isfile(makefile):
             makefile = os.path.join(build_dir, "Makefile")
         return [
-            make,
+            configuration.make_path,
             "VPATH=" + src_dir,
             "-C",
             build_dir,

lldb/packages/Python/lldbsuite/test/configuration.py

@@ -43,6 +43,7 @@
 compiler = None
 dsymutil = None
 sdkroot = None
+make_path = None
 
 # The overriden dwarf verison.
 dwarf_version = 0

lldb/packages/Python/lldbsuite/test/dotest.py

@@ -266,6 +266,13 @@ def parseOptionsAndInitTestdirs():
                     configuration.compiler = candidate
                     break
 
+    if args.make:
+        configuration.make_path = args.make
+    elif platform_system == "FreeBSD" or platform_system == "NetBSD":
+        configuration.make_path = "gmake"
+    else:
+        configuration.make_path = "make"
+
     if args.dsymutil:
         configuration.dsymutil = args.dsymutil
     elif platform_system == "Darwin":

lldb/packages/Python/lldbsuite/test/dotest_args.py

@@ -96,6 +96,12 @@ def create_parser():
         ),
     )
 
+    group.add_argument(
+        "--make",
+        metavar="make",
+        dest="make",
+        help=textwrap.dedent("Specify which make to use."),
+    )
     group.add_argument(
         "--dsymutil",
         metavar="dsymutil",