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authorPeter Valchev <pvalchev@cvs.openbsd.org>2003-02-08 10:15:08 +0000
committerPeter Valchev <pvalchev@cvs.openbsd.org>2003-02-08 10:15:08 +0000
commit5fb55ea2926080ff910b2d74b96b5a019b03e5a1 (patch)
tree32cd95d7381581522c10d563616cd8f549c415ab /sys/arch/sparc64/stand
parent802b59d10a192d6f57d9e5e5eaeb7715474d0a0e (diff)
fix /tmp races; this no longer leaves files around. ok millert jason henric
Diffstat (limited to 'sys/arch/sparc64/stand')
-rw-r--r--sys/arch/sparc64/stand/bootblk/genassym.sh19
1 files changed, 12 insertions, 7 deletions
diff --git a/sys/arch/sparc64/stand/bootblk/genassym.sh b/sys/arch/sparc64/stand/bootblk/genassym.sh
index dd065b096a1..e2c84314041 100644
--- a/sys/arch/sparc64/stand/bootblk/genassym.sh
+++ b/sys/arch/sparc64/stand/bootblk/genassym.sh
@@ -1,4 +1,4 @@
-# $OpenBSD: genassym.sh,v 1.1 2001/08/18 04:16:37 jason Exp $
+# $OpenBSD: genassym.sh,v 1.2 2003/02/08 10:15:07 pvalchev Exp $
# $NetBSD: genassym.sh,v 1.1 2000/08/20 14:58:45 mrg Exp $
#
@@ -36,6 +36,13 @@
# compile it and execute the result.
awk=${AWK:-awk}
+TMP1=`mktemp /tmp/genassym1.XXXXXX` || exit 1
+TMP2=`mktemp /tmp/genassym2.XXXXXX` || {
+ rm -f $TMP1
+ exit 1
+}
+
+trap 'rm -f $TMP1 $TMP2' 0 1 2 3 13 15
if [ $1 = '-c' ] ; then
shift
@@ -44,8 +51,6 @@ else
ccode=0
fi
-#trap "rm -f /tmp/$$.c /tmp/genassym.$$" 0 1 2 3 15
-
$awk '
BEGIN {
printf("#ifndef _KERNEL\n#define _KERNEL\n#endif\n");
@@ -158,13 +163,13 @@ END {
printf("return(0); }\n");
}
}
-' ccode=$ccode > /tmp/$$.c || exit 1
+' ccode=$ccode > $TMP1 || exit 1
if [ $ccode = 1 ] ; then
- "$@" /tmp/$$.c -o /tmp/genassym.$$ && /tmp/genassym.$$
+ "$@" -x c $TMP1 -o $TMP2 && $TMP2
else
# Kill all of the "#" and "$" modifiers; locore.s already
# prepends the correct "constant" modifier.
- "$@" -S /tmp/$$.c -o -| sed -e 's/\$//g' | \
- sed -n 's/.*XYZZY//gp'
+ "$@" -x c -S ${TMP1} -o ${TMP2} || exit 1
+ sed 's/\$//g' ${TMP2} | sed -n 's/.*XYZZY//gp'
fi