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 1e1a8f6..235d393 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 @@
done
if [ -z "$code" ]; then
+ rm $T
exit
fi
@@ -48,4 +61,4 @@
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