From: Steven Rostedt <rostedt@goodmis.org>

Allow -DBUILD_TYPE=boot work the same as -D BUILD_TYPE=boot just like
normal single character option does in most applications.

Cc: "John Warthog9 Hawley" <warthog9@kernel.org>
Cc: Dhaval Giani <dhaval.giani@gmail.com>
Cc: Greg KH <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/20250718202053.567246162@kernel.org
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
 tools/testing/ktest/ktest.pl | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index 7b94b9b83ee7..95e62929cda7 100755
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -4297,6 +4297,15 @@ while ( $#ARGV >= 0 ) {
 	    $command_vars[$#command_vars + 1] = $val;
 	}
 
+    } elsif ( $ARGV[0] =~ m/^-D(.*)/) {
+	my $val = $1;
+	shift;
+
+	if ($val =~ m/(.*?):=(.*)$/) {
+	    set_variable($1, $2, 1);
+	} else {
+	    $command_vars[$#command_vars + 1] = $val;
+	}
     } elsif ( $ARGV[0] eq "-h" ) {
 	die_usage;
     } else {
-- 
2.47.2