initial import of NetBSD tree

1 files changed, 94 insertions, 0 deletions

diff --git a/bin/sh/mkbuiltins b/bin/sh/mkbuiltins
new file mode 100644
index 00000000000..345d68bb59d
--- /dev/null
+++ b/bin/sh/mkbuiltins
@@ -0,0 +1,94 @@
+#!/bin/sh -
+#	$NetBSD: mkbuiltins,v 1.12 1995/05/11 21:29:33 christos Exp $
+#
+# Copyright (c) 1991, 1993
+#	The Regents of the University of California.  All rights reserved.
+#
+# This code is derived from software contributed to Berkeley by
+# Kenneth Almquist.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+# 3. All advertising materials mentioning features or use of this software
+#    must display the following acknowledgement:
+#	This product includes software developed by the University of
+#	California, Berkeley and its contributors.
+# 4. Neither the name of the University nor the names of its contributors
+#    may be used to endorse or promote products derived from this software
+#    without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+#	@(#)mkbuiltins	8.2 (Berkeley) 5/4/95
+
+temp=/tmp/ka$$
+havejobs=0
+if grep '^#define JOBS[	 ]*1' shell.h > /dev/null
+then	havejobs=1
+fi
+havehist=1
+if [ "X$1" = "X-h" ]; then
+	havehist=0
+	shift
+fi
+objdir=$1
+exec > ${objdir}/builtins.c
+cat <<\!
+/*
+ * This file was generated by the mkbuiltins program.
+ */
+
+#include "shell.h"
+#include "builtins.h"
+
+!
+awk '/^[^#]/ {if(('$havejobs' || $2 != "-j") && ('$havehist' || $2 != "-h")) \
+    print $0}' builtins.def | sed 's/-j//' > $temp
+awk '{	printf "int %s();\n", $1}' $temp
+echo '
+int (*const builtinfunc[])() = {'
+awk '/^[^#]/ {	printf "\t%s,\n", $1}' $temp
+echo '};
+
+const struct builtincmd builtincmd[] = {'
+awk '{	for (i = 2 ; i <= NF ; i++) {
+		printf "\t{ \"%s\", %d },\n",  $i, NR-1
+	}}' $temp
+echo '	{ NULL, 0 }
+};'
+
+exec > ${objdir}/builtins.h
+cat <<\!
+/*
+ * This file was generated by the mkbuiltins program.
+ */
+
+#include <sys/cdefs.h>
+!
+tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ < $temp |
+	awk '{	printf "#define %s %d\n", $1, NR-1}'
+echo '
+struct builtincmd {
+      char *name;
+      int code;
+};
+
+extern int (*const builtinfunc[])();
+extern const struct builtincmd builtincmd[];'
+rm -f $temp