From patchwork Mon Dec 28 19:38:27 2009
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Date: Mon, 28 Dec 2009 19:38:27 +0000
From: Jonathan Nieder <jrnieder@gmail.com>
To: Michal Marek <mmarek@suse.cz>
Cc: sd@sedf.de, Andrew Morton <akpm@linux-foundation.org>,
	Michael Tokarev <mjt@tls.msk.ru>, Alek Du <alek.du@intel.com>,
	linux-kbuild@vger.kernel.org
Subject: [PATCH] kbuild: really fix bzImage build with non-bash sh
Message-ID: <20091228193827.GA2157@localhost>
References: <bug-14848-10286@http.bugzilla.kernel.org/>
	<20091222154935.5da4be37.akpm@linux-foundation.org>
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diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index cd815ac..eabedbb 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -219,8 +219,13 @@ for F in $1; do								\
 	fsize=$$(stat -c "%s" $$F);					\
 	dec_size=$$(expr $$dec_size + $$fsize);				\
 done;									\
-printf "%08x" $$dec_size |						\
-	sed 's/\(..\)\(..\)\(..\)\(..\)/\\\\x\4\\\\x\3\\\\x\2\\\\x\1/g'	\
+printf "%08x\n" $$dec_size |						\
+	sed 's/\(..\)/\1 /g' | {					\
+		read ch0 ch1 ch2 ch3;					\
+		for ch in $$ch3 $$ch2 $$ch1 $$ch0; do			\
+			printf '%s%03o' '\\' $$((0x$$ch)); 		\
+		done;							\
+	}								\
 )
 
 quiet_cmd_bzip2 = BZIP2   $@