autotools.bbclass: use grep -q

-q is a required arg so use it instead of redirecting to /dev/null

Acked-by: Khem Raj <raj.khem@gmail.com>
Acked-by: Tom Rini <tom_rini@mentor.com>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

diff --git a/classes/autotools.bbclass b/classes/autotools.bbclass
index 45b75df..3850ae9 100644 (file)
--- a/classes/autotools.bbclass
+++ b/classes/autotools.bbclass
@@ -160,14 +160,14 @@ autotools_do_configure() {
                        else
                          CONFIGURE_AC=configure.ac
                        fi
-                       if grep "^[[:space:]]*AM_GLIB_GNU_GETTEXT" $CONFIGURE_AC >/dev/null; then
-                         if grep "sed.*POTFILES" $CONFIGURE_AC >/dev/null; then
+                       if grep -q "^[[:space:]]*AM_GLIB_GNU_GETTEXT" $CONFIGURE_AC; then
+                         if grep -q "sed.*POTFILES" $CONFIGURE_AC; then
                            : do nothing -- we still have an old unmodified configure.ac
                          else
                            oenote Executing glib-gettextize --force --copy
                            echo "no" | glib-gettextize --force --copy
                          fi
-                       else if grep "^[[:space:]]*AM_GNU_GETTEXT" $CONFIGURE_AC >/dev/null; then
+                       else if grep -q "^[[:space:]]*AM_GNU_GETTEXT" $CONFIGURE_AC; then
                          if [ -e ${STAGING_DATADIR}/gettext/config.rpath ]; then
                            cp ${STAGING_DATADIR}/gettext/config.rpath ${S}/
                          else
@@ -181,7 +181,7 @@ autotools_do_configure() {
                        done
                        oenote Executing autoreconf --verbose --install --force ${EXTRA_AUTORECONF} $acpaths
                        autoreconf -Wcross --verbose --install --force ${EXTRA_AUTORECONF} $acpaths || oefatal "autoreconf execution failed."
-                       if grep "^[[:space:]]*[AI][CT]_PROG_INTLTOOL" $CONFIGURE_AC >/dev/null; then
+                       if grep -q "^[[:space:]]*[AI][CT]_PROG_INTLTOOL" $CONFIGURE_AC; then
                          oenote Executing intltoolize --copy --force --automake
                          intltoolize --copy --force --automake
                        fi