From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752370AbYLTOa4 (ORCPT ); Sat, 20 Dec 2008 09:30:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752084AbYLTOaJ (ORCPT ); Sat, 20 Dec 2008 09:30:09 -0500 Received: from pfepa.post.tele.dk ([195.41.46.235]:41288 "EHLO pfepa.post.tele.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751703AbYLTOaF (ORCPT ); Sat, 20 Dec 2008 09:30:05 -0500 From: Sam Ravnborg To: kbuild , lkml Cc: Mike Frysinger , Sam Ravnborg Subject: [PATCH 04/26] kbuild: introduce $(kecho) convenience echo Date: Sat, 20 Dec 2008 15:31:15 +0100 Message-Id: <1229783497-19550-4-git-send-email-sam@ravnborg.org> X-Mailer: git-send-email 1.6.0.2.GIT In-Reply-To: <20081220142518.GA19390@uranus.ravnborg.org> References: <20081220142518.GA19390@uranus.ravnborg.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mike Frysinger There is a bunch of places in the build system where we do 'echo' to show some nice status lines. This means we still get output when running in silent mode. So declare a new KECHO variable that only does 'echo' when we are in a suitable verbose build mode. Signed-off-by: Mike Frysinger [sam: added Documentation] Signed-off-by: Sam Ravnborg --- Documentation/kbuild/makefiles.txt | 14 ++++++++++++++ scripts/Kbuild.include | 7 +++++++ 2 files changed, 21 insertions(+), 0 deletions(-) diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt index 7a77533..51104f9 100644 --- a/Documentation/kbuild/makefiles.txt +++ b/Documentation/kbuild/makefiles.txt @@ -383,6 +383,20 @@ more details, with real examples. to prerequisites are referenced with $(src) (because they are not generated files). + $(kecho) + echoing information to user in a rule is often a good practice + but when execution "make -s" one does not expect to see any output + except for warnings/errors. + To support this kbuild define $(kecho) which will echo out the + text following $(kecho) to stdout except if "make -s" is used. + + Example: + #arch/blackfin/boot/Makefile + $(obj)/vmImage: $(obj)/vmlinux.gz + $(call if_changed,uimage) + @$(kecho) 'Kernel: $@ is ready' + + --- 3.11 $(CC) support functions The kernel may be built with several different versions of diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index 936940b..8cf87e8 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -25,6 +25,13 @@ basetarget = $(basename $(notdir $@)) escsq = $(subst $(squote),'\$(squote)',$1) ### +# Easy method for doing a status message + kecho := : + quiet_kecho := echo +silent_kecho := : +kecho := $($(quiet)kecho) + +### # filechk is used to check if the content of a generated file is updated. # Sample usage: # define filechk_sample -- 1.6.0.2.GIT