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Make it possible to use different function for unimplemented syscalls

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than sys_nosys().
This commit is contained in:
jdolecek 2001-03-30 16:56:36 +00:00
parent 30b7c151f0
commit 466a79b36b
1 changed files with 15 additions and 11 deletions
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26
sys/kern/makesyscalls.sh
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@ -1,5 +1,5 @@
#! /bin/sh - #! /bin/sh -
# $NetBSD: makesyscalls.sh,v 1.45 2001/01/27 07:21:43 thorpej Exp $ # $NetBSD: makesyscalls.sh,v 1.46 2001/03/30 16:56:36 jdolecek Exp $
# #
# Copyright (c) 1994, 1996, 2000 Christopher G. Demetriou # Copyright (c) 1994, 1996, 2000 Christopher G. Demetriou
# All rights reserved. # All rights reserved.
@ -41,9 +41,6 @@ case $# in
;; ;;
esac esac
# source the config file.
. ./$1
# the config file sets the following variables: # the config file sets the following variables:
# sysnames the syscall names file # sysnames the syscall names file
# sysnumhdr the syscall numbers file # sysnumhdr the syscall numbers file
@ -55,9 +52,15 @@ esac
# constprefix the prefix for the system call constants # constprefix the prefix for the system call constants
# registertype the type for register_t # registertype the type for register_t
# nsysent the size of the sysent table # nsysent the size of the sysent table
# sys_nosys [optional] name of function called for unsupported
# syscalls, if not sys_nosys()
# #
# NOTE THAT THIS makesyscalls.sh DOES NOT SUPPORT 'LIBCOMPAT'. # NOTE THAT THIS makesyscalls.sh DOES NOT SUPPORT 'LIBCOMPAT'.
# source the config file.
sys_nosys="sys_nosys" # default is sys_nosys(), if not specified otherwise
. ./$1
# tmp files: # tmp files:
sysdcl="sysent.dcl" sysdcl="sysent.dcl"
sysprotos="sys.protos" sysprotos="sys.protos"
@ -133,6 +136,7 @@ BEGIN {
syscompat_pref = \"$syscompat_pref\" syscompat_pref = \"$syscompat_pref\"
sysent = \"$sysent\" sysent = \"$sysent\"
sysnamesbottom = \"$sysnamesbottom\" sysnamesbottom = \"$sysnamesbottom\"
sys_nosys = \"$sys_nosys\"
infile = \"$2\" infile = \"$2\"
compatopts = \"$compatopts\" compatopts = \"$compatopts\"
@ -150,7 +154,7 @@ BEGIN {
printf "#define %s(func) __CONCAT(%s_,func)\n", compat[i], \ printf "#define %s(func) __CONCAT(%s_,func)\n", compat[i], \
compat[i] > sysent compat[i] > sysent
printf "#else\n" > sysent printf "#else\n" > sysent
printf "#define %s(func) sys_nosys\n", compat[i] > sysent printf "#define %s(func) %s\n", compat[i], sys_nosys > sysent
printf "#endif\n" > sysent printf "#endif\n" > sysent
} }
@ -382,8 +386,8 @@ function putent(nodefs, compatwrap) {
# output syscall switch entry # output syscall switch entry
if (nodefs == "INDIR") { if (nodefs == "INDIR") {
printf("\t{ 0, 0, %s,\n\t sys_nosys },\t\t\t/* %d = %s (indir) */\n", \ printf("\t{ 0, 0, %s,\n\t %s },\t\t\t/* %d = %s (indir) */\n", \
sycall_flags, syscall, funcalias) > sysent sycall_flags, sys_nosys, syscall, funcalias) > sysent
} else { } else {
# printf("\t{ { %d", argc) > sysent # printf("\t{ { %d", argc) > sysent
# for (i = 1; i <= argc; i++) { # for (i = 1; i <= argc; i++) {
@ -484,8 +488,8 @@ $2 == "OBSOL" || $2 == "UNIMPL" || $2 == "EXCL" {
for (i = 3; i <= NF; i++) for (i = 3; i <= NF; i++)
comment=comment " " $i comment=comment " " $i
printf("\t{ 0, 0, 0,\n\t sys_nosys },\t\t\t/* %d = %s */\n", \ printf("\t{ 0, 0, 0,\n\t %s },\t\t\t/* %d = %s */\n", \
syscall, comment) > sysent sys_nosys, syscall, comment) > sysent
printf("\t\"#%d (%s)\",\t\t/* %d = %s */\n", \ printf("\t\"#%d (%s)\",\t\t/* %d = %s */\n", \
syscall, comment, syscall, comment) > sysnamesbottom syscall, comment, syscall, comment) > sysnamesbottom
if ($2 != "UNIMPL") if ($2 != "UNIMPL")
@ -513,8 +517,8 @@ END {
exit 1 exit 1
} }
while (syscall < nsysent) { while (syscall < nsysent) {
printf("\t{ 0, 0, 0,\n\t sys_nosys },\t\t\t/* %d = filler */\n", \ printf("\t{ 0, 0, 0,\n\t %s },\t\t\t/* %d = filler */\n", \
syscall) > sysent sys_nosys, syscall) > sysent
syscall++ syscall++
} }
} }