From 2d7b5d6d8047301ee7126c3e4527a535b7898680 Mon Sep 17 00:00:00 2001
From: Paul Smith <psmith@gnu.org>
Date: Tue, 5 Jul 2022 23:45:40 -0400
Subject: [PATCH] * tests/run_make_tests.pl: Exit 1 if we detect an error.

---
 tests/run_make_tests.pl | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tests/run_make_tests.pl b/tests/run_make_tests.pl
index 155cd2ba..a534176f 100644
--- a/tests/run_make_tests.pl
+++ b/tests/run_make_tests.pl
@@ -185,9 +185,9 @@ sub valid_option
 
    if ($option =~ /^-make([-_]?path)?$/i) {
        $make_path = shift @argv;
-       if (!-f $make_path) {
+       if (! -f $make_path) {
            print "$option $make_path: Not found.\n";
-           exit 0;
+           exit 1;
        }
        return 1;
    }
@@ -196,7 +196,7 @@ sub valid_option
        $srcdir = shift @argv;
        if (! -f File::Spec->catfile($srcdir, 'src', 'gnumake.h')) {
            print "$option $srcdir: Not a valid GNU make source directory.\n";
-           exit 0;
+           exit 1;
        }
        return 1;
    }