add support for 'NCOMPAT' to deal with NetBSD compat defines

sys/kern/makesyscalls.sh

@@ -1,11 +1,12 @@
 #! /bin/sh -
 #	from: @(#)makesyscalls.sh	7.6 (Berkeley) 4/20/91
-#	$Id: makesyscalls.sh,v 1.6 1994/03/18 19:18:07 mycroft Exp $
+#	$Id: makesyscalls.sh,v 1.7 1994/05/17 00:01:00 cgd Exp $
 
 set -e
 
 # name of compat option:
 compat=COMPAT_43
+ncompat=COMPAT_09
 
 # output files:
 sysnames="syscalls.c"
@@ -15,9 +16,10 @@ syssw="init_sysent.c"
 # tmp files:
 sysdcl="sysent.dcl"
 syscompat="sysent.compat"
+sysncompat="sysent.ncompat"
 sysent="sysent.switch"
 
-trap "rm $sysdcl $syscompat $sysent" 0
+trap "rm $sysdcl $syscompat $sysncompat $sysent" 0
 
 case $# in
     0)	echo "Usage: $0 input-file" 1>&2
@@ -29,10 +31,12 @@ awk < $1 "
 	BEGIN {
 		sysdcl = \"$sysdcl\"
 		syscompat = \"$syscompat\"
+		sysncompat = \"$sysncompat\"
 		sysent = \"$sysent\"
 		sysnames = \"$sysnames\"
 		syshdr = \"$syshdr\"
 		compat = \"$compat\"
+		ncompat = \"$ncompat\"
 		infile = \"$1\"
 		"'
 
@@ -42,6 +46,9 @@ awk < $1 "
 		printf "\n#ifdef %s\n", compat > syscompat
 		printf "#define compat(n, name) n, __CONCAT(o,name)\n\n" > syscompat
 
+		printf "\n#ifdef %s\n", ncompat > sysncompat
+		printf "#define ncompat(n, name) n, __CONCAT(o,name)\n\n" > sysncompat
+
 		printf "/*\n * System call names.\n *\n" > sysnames
 		printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysnames
 
@@ -127,6 +134,17 @@ awk < $1 "
 		syscall++
 		next
 	}
+	$2 == "NCOMPAT" {
+		printf("int\to%s();\n", $4) > sysncompat
+		printf("\tncompat(%d,%s),\t\t/* %d = old %s */\n", \
+		    $3, $4, syscall, $5) > sysent
+		printf("\t\"old.%s\",\t\t/* %d = old %s */\n", \
+		    $5, syscall, $5) > sysnames
+		printf("\t\t\t\t/* %d is old %s */\n", \
+		    syscall, comment) > syshdr
+		syscall++
+		next
+	}
 	$2 == "LIBCOMPAT" {
 		printf("int\to%s();\n", $4) > syscompat
 		printf("\tcompat(%d,%s),\t\t/* %d = old %s */\n", \
@@ -165,6 +183,10 @@ awk < $1 "
 		printf("#define compat(n, name) 0, nosys\n") > syscompat
 		printf("#endif /* %s */\n\n", compat) > syscompat
 
+		printf("\n#else /* %s */\n", compat) > sysncompat
+		printf("#define ncompat(n, name) 0, nosys\n") > sysncompat
+		printf("#endif /* %s */\n\n", compat) > sysncompat
+
 		printf("};\n\n") > sysent
 		printf("int\tnsysent = sizeof(sysent) / sizeof(sysent[0]);\n") > sysent
 
@@ -174,6 +196,6 @@ awk < $1 "
 		printf "#endif /* _SYS_SYSCALL_H */\n" > syshdr
 	} '
 
-cat $sysdcl $syscompat $sysent >$syssw
+cat $sysdcl $syscompat $sysncompat $sysent >$syssw
 
 #chmod 444 $sysnames $syshdr $syssw

sys/kern/syscalls.master

@@ -1,11 +1,11 @@
- 	$Id: syscalls.master,v 1.18 1994/05/07 00:39:06 cgd Exp $
+ 	$Id: syscalls.master,v 1.19 1994/05/17 00:00:46 cgd Exp $
 ;	from: @(#)syscalls.master	7.26 (Berkeley) 3/25/91
 ; System call name/number master file.
 ; Processed to created init_sysent.c, syscalls.c and syscall.h.
 
 ; Columns: number type nargs name altname/comments
 ;	number	system call number, must be in order
-;	type	one of STD, OBSOL, UNIMPL, NODEF, COMPAT
+;	type	one of STD, OBSOL, UNIMPL, NODEF, COMPAT, NCOMPAT, LIBCOMPAT
 ;	nargs	number of arguments
 ;	name	name of syscall routine
 ;	altname	name of system call if different
@@ -17,6 +17,7 @@
 ;	LIBCOMPAT included on COMPAT #ifdef, and placed in syscall.h
 ;	OBSOL	obsolete, not included in system, only specifies name
 ;	NODEF	do everything except include in syscall.h
+;	NCOMPAT	included on NetBSD COMPAT #ifdef
 ;	UNIMPL	not implemented, placeholder only
 
 ; #ifdef's, etc. may be included, and are copied to the output files.
@@ -215,9 +216,9 @@
 160	UNIMPL	0 nosys
 161	UNIMPL	0 nosys
 #endif
-162	COMPAT	2 getdomainname
-163	COMPAT	2 setdomainname
-164	COMPAT	1 uname
+162	NCOMPAT	2 getdomainname
+163	NCOMPAT	2 setdomainname
+164	NCOMPAT	1 uname
 165	STD	2 sysarch
 166	UNIMPL	0 nosys
 167	UNIMPL	0 nosys