ba27877618
Various shell files contain a mix between obsolete `` and modern $(); It would be nice to convert to using $() everywhere. Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>