From: Randy Dunlap <randy.dunlap@oracle.com>
Date: Mon, 14 Jan 2008 23:18:31 +0000 (-0800)
Subject: kbuild: minor scripts/decodecode update
X-Git-Tag: v2.6.25-rc1~1164^2~23
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fa220d89ad050cf5d970c0418ded019a80efedfb;p=linux-2.6

kbuild: minor scripts/decodecode update

Remove the tmp file when exiting.  Noticed by Arjan van de Ven.
Catch mktemp failure and exit with message.
Trap kill or other signals and exit cleanly.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
---

diff --git a/scripts/decodecode b/scripts/decodecode
index 1e1a8f620c..235d393852 100644
--- a/scripts/decodecode
+++ b/scripts/decodecode
@@ -6,7 +6,19 @@
 # e.g., to decode an i386 oops on an x86_64 system, use:
 # AFLAGS=--32 decodecode < 386.oops
 
-T=`mktemp`
+cleanup() {
+	rm -f $T $T.s $T.o
+	exit 1
+}
+
+die() {
+	echo "$@"
+	exit 1
+}
+
+trap cleanup EXIT
+
+T=`mktemp` || die "cannot create temp file"
 code=
 
 while read i ; do
@@ -20,6 +32,7 @@ esac
 done
 
 if [ -z "$code" ]; then
+	rm $T
 	exit
 fi
 
@@ -48,4 +61,4 @@ echo -n "	.byte 0x" > $T.s
 echo $code >> $T.s
 as $AFLAGS -o $T.o $T.s
 objdump -S $T.o
-rm $T.o $T.s
+rm $T $T.s $T.o