linux-kernel - [PATCH 3/3] use environment option

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Date:	Mon, 14 Jan 2008 04:51:16 +0100 (CET)
From:	Roman Zippel <zippel@...ux-m68k.org>
To:	Sam Ravnborg <sam@...nborg.org>
cc:	LKML <linux-kernel@...r.kernel.org>,
	linux-kbuild <linux-kbuild@...r.kernel.org>
Subject: [PATCH 3/3] use environment option


Use the environment option to provide the ARCH symbol.
Remove the unused KERNELVERSION symbol.

Signed-off-by: Roman Zippel <zippel@...ux-m68k.org>

---
 init/Kconfig             |    4 ++++
 scripts/kconfig/symbol.c |   14 --------------
 2 files changed, 4 insertions(+), 14 deletions(-)

Index: linux-2.6/init/Kconfig
===================================================================
--- linux-2.6.orig/init/Kconfig
+++ linux-2.6/init/Kconfig
@@ -1,3 +1,7 @@
+config ARCH
+	string
+	option env="ARCH"
+
 config DEFCONFIG_LIST
 	string
 	depends on !UML
Index: linux-2.6/scripts/kconfig/symbol.c
===================================================================
--- linux-2.6.orig/scripts/kconfig/symbol.c
+++ linux-2.6/scripts/kconfig/symbol.c
@@ -56,20 +56,6 @@ void sym_init(void)
 
 	uname(&uts);
 
-	sym = sym_lookup("ARCH", 0);
-	sym->type = S_STRING;
-	sym->flags |= SYMBOL_AUTO;
-	p = getenv("ARCH");
-	if (p)
-		sym_add_default(sym, p);
-
-	sym = sym_lookup("KERNELVERSION", 0);
-	sym->type = S_STRING;
-	sym->flags |= SYMBOL_AUTO;
-	p = getenv("KERNELVERSION");
-	if (p)
-		sym_add_default(sym, p);
-
 	sym = sym_lookup("UNAME_RELEASE", 0);
 	sym->type = S_STRING;
 	sym->flags |= SYMBOL_AUTO;
--
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