linux-kernel - [PATCH] Add ``cloneconfig'' target

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 24 Feb 2011 21:35:02 -0500
From:	Jeff Mahoney <jeffm@...e.com>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Cc:	Roman Zippel <zippel@...ux-m68k.org>, linux-kbuild@...r.kernel.org
Subject: [PATCH] Add ``cloneconfig'' target

Cloneconfig takes the first configuration it finds which appears
to belong to the running kernel, and configures the kernel sources
to match this configuration as closely as possible.

Signed-off-by: Andreas Gruenbacher <agruen@...e.de>
Signed-off-by: Jeff Mahoney <jeffm@...e.com>
---
 scripts/kconfig/Makefile |   17 +++++++++++++++++
 1 file changed, 17 insertions(+)

--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -99,6 +99,23 @@ PHONY += allnoconfig allyesconfig allmod
 
 allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf
 	$< --$@ $(Kconfig)
+ 
+UNAME_RELEASE := $(shell uname -r)
+CLONECONFIG := $(firstword $(wildcard /proc/config.gz \
+				      /lib/modules/$(UNAME_RELEASE)/.config \
+				      /etc/kernel-config \
+				      /boot/config-$(UNAME_RELEASE)))
+cloneconfig: $(obj)/conf
+	$(Q)case "$(CLONECONFIG)" in				\
+	'')	echo -e "The configuration of the running"	\
+			"kernel could not be determined\n";	\
+		false ;;					\
+	*.gz)	gzip -cd $(CLONECONFIG) > .config.running ;;	\
+	*)	cat $(CLONECONFIG) > .config.running ;;		\
+	esac &&							\
+	echo -e "Cloning configuration file $(CLONECONFIG)\n"
+	$(Q)$< -D .config.running arch/$(SRCARCH)/Kconfig
+
 
 PHONY += listnewconfig oldnoconfig savedefconfig defconfig
 
-- 
Jeff Mahoney
SUSE Labs
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/