Make this a bit less fork-happy.

lib/libc/sys/makelintstub

@@ -1,5 +1,5 @@
 #!/bin/sh -
-#	$NetBSD: makelintstub,v 1.3 1998/03/01 10:20:06 fvdl Exp $
+#	$NetBSD: makelintstub,v 1.4 1998/07/03 17:50:10 mycroft Exp $
 #
 # Copyright (c) 1996, 1997 Christopher G. Demetriou.  All rights reserved.
 #
@@ -71,25 +71,30 @@ header()
 syscall_stub()
 {
 
-	syscallhdr="$1"
+	syscalldump="$1"
 	syscallname="$2"
 	funcname="$3"
 
-	arglist="`printf '#include "'"$syscallhdr"'"' | cpp -C | \
-    	grep '^/\* syscall: "'"$syscallname"'" ' | \
-    	sed -e 's,^/\* syscall: ,,;s, \*/$,,'`"
+    	arglist="`
+    	sed -e 'ta
+		:a
+		s,^/\* syscall: "'"$syscallname"'" ,,
+	        tb
+		d
+		:b
+		s, \*/$,,' $syscalldump
+	`"
 
 	eval set -f -- "$arglist"
 
-	if [ $# -lt 4 ]; then
+	if [ $# -lt 3 ]; then
 		echo syscall $syscallname not found! 1>&2
 		exit 1
 	fi
 
-	syscallname=$1
-	shift 2			# kill name and "ret:"
-	returntype=$1
-	shift 2			# kill return type and "args:"
+	shift			# kill "ret:"
+	returntype=$1; shift
+	shift			# kill "args:"
 
 	cat <<- __EOF__
 	/*ARGSUSED*/
@@ -176,6 +181,7 @@ pflag=NO
 nflag=NO
 oarg=""
 syscallhdr=/usr/include/sys/syscall.h
+syscalldump=/tmp/makelintstub.$$
 
 if test $? -ne 0; then
 	usage
@@ -200,15 +206,18 @@ if [ "X$oarg" != "X" ]; then
 	exec > $oarg
 fi
 
+trap "rm -f $syscalldump" 0 1 2 15
+
 header
+printf '#include "'"$syscallhdr"'"' | cpp -C >$syscalldump
 for syscall; do
-	fnname=`echo $syscall | sed -e 's,\.o$,,'`
+	fnname=${syscall%.o}
 	if [ $pflag = YES ]; then
-		scname=`echo $fnname | sed -e 's,^_,,'`
+		scname=${fnname#_}
 	else
 		scname=$fnname
 	fi
-	syscall_stub $syscallhdr $scname $fnname
+	syscall_stub $syscalldump $scname $fnname
 	echo ""
 done
 trailer