virt-make-fs: In debug mode, print qemu-img command line.

(cherry picked from commit 29b3ffdad5d6774f988fd0e25f9c8242e5dd577a)

diff --git a/tools/virt-make-fs b/tools/virt-make-fs
index f9f65d0..16f02a9 100755 (executable)
--- a/tools/virt-make-fs
+++ b/tools/virt-make-fs
@@ -397,6 +397,9 @@ if (!defined $size) {
 # Take the unusual step of invoking qemu-img here.
 
 my @cmd = ("qemu-img", "create", "-f", $format, $output, $size);
+if ($debug) {
+    print STDERR ("running: ", join (" ", @cmd), "\n");
+}
 system (@cmd) == 0 or
     die __"qemu-img create: failed to create disk image, see earlier error messages\n";