makelintstub revision 1.25
1 #!/bin/sh - 2 # $NetBSD: makelintstub,v 1.25 2012/02/12 01:46:05 martin Exp $ 3 # 4 # Copyright (c) 1996, 1997 Christopher G. Demetriou 5 # All rights reserved. 6 # 7 # Redistribution and use in source and binary forms, with or without 8 # modification, are permitted provided that the following conditions 9 # are met: 10 # 1. Redistributions of source code must retain the above copyright 11 # notice, this list of conditions and the following disclaimer. 12 # 2. Redistributions in binary form must reproduce the above copyright 13 # notice, this list of conditions and the following disclaimer in the 14 # documentation and/or other materials provided with the distribution. 15 # 3. All advertising materials mentioning features or use of this software 16 # must display the following acknowledgement: 17 # This product includes software developed for the 18 # NetBSD Project. See http://www.NetBSD.org/ for 19 # information about NetBSD. 20 # 4. The name of the author may not be used to endorse or promote products 21 # derived from this software without specific prior written permission. 22 # 23 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 24 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 27 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 28 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 30 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 32 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 # 34 # <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>> 35 36 usage() 37 { 38 39 cat << _EOF 1>&2 40 Usage: $PROG [-n|-p] [-o filename] [-s syscall.h] object ... 41 -n Create SYSCALL_NOERROR. 42 -p Create PSEUDO_NOERROR. 43 (also removes leading "_" on syscall name). 44 -o filename Output to filename. 45 -s syscall.h Header to #include instead of <sys/syscall.h>. 46 47 The CPP environment variable must be set 48 to the path to the C preprocessor. 49 _EOF 50 exit 1 51 } 52 53 header() 54 { 55 56 cat <<- __EOF__ 57 /* 58 * THIS IS AN AUTOMATICALLY GENERATED FILE. DO NOT EDIT. 59 */ 60 61 #include <sys/param.h> 62 #include <sys/aio.h> 63 #include <sys/time.h> 64 #include <sys/mount.h> 65 #include <sys/stat.h> 66 #include <ufs/ufs/dinode.h> 67 #include <ufs/lfs/lfs.h> 68 #include <sys/resource.h> 69 #include <sys/poll.h> 70 #include <sys/uio.h> 71 #include <sys/ipc.h> 72 #include <sys/lwpctl.h> 73 #include <sys/mqueue.h> 74 #include <sys/msg.h> 75 #include <sys/sem.h> 76 #include <sys/shm.h> 77 #include <sys/spawn.h> 78 #include <sys/sched.h> 79 #include <sys/timex.h> 80 #include <sys/socket.h> 81 #include <sys/event.h> 82 #include <sys/uuid.h> 83 #include <sys/quotactl.h> 84 #ifdef __STDC__ 85 #include <stdarg.h> 86 #else 87 #include <varargs.h> 88 #endif 89 90 __EOF__ 91 } 92 93 syscall_stub() 94 { 95 96 syscalldump="$1" 97 syscallname="$2" 98 funcname="$3" 99 100 arglist="$( 101 sed -e 'ta 102 :a 103 s,^/\* syscall: \"'"$syscallname"'\" ,, 104 tb 105 d 106 :b 107 s, \*/$,,' $syscalldump 108 )" 109 110 eval set -f -- "$arglist" 111 112 if [ $# -lt 3 ]; then 113 echo syscall $syscallname not found! 1>&2 114 exit 1 115 fi 116 117 shift # kill "ret:" 118 returntype=$1; shift 119 shift # kill "args:" 120 121 cat <<- __EOF__ 122 /*ARGSUSED*/ 123 $returntype 124 __EOF__ 125 126 # do ANSI C function header 127 echo "#ifdef __STDC__" 128 129 echo "$funcname(" 130 first=true; i=1 131 for arg; do 132 if $first; then 133 first=false 134 else 135 echo ", " 136 fi 137 case "$arg" in 138 "...") echo "...";; 139 *) echo "$arg arg$i"; i=$(($i + 1));; 140 esac 141 done 142 if $first; then 143 echo "void" 144 fi 145 echo ")" 146 147 # do K&R C function header 148 echo "#else" 149 150 echo "$funcname(" 151 first=true; i=1 152 for arg; do 153 if $first; then 154 first=false 155 else 156 echo ", " 157 fi 158 case "$arg" in 159 "...") echo "va_alist";; 160 *) echo "arg$i"; i=$(($i + 1));; 161 esac 162 done 163 echo ")" 164 i=1 165 for arg; do 166 case "$arg" in 167 "...") echo " va_dcl";; 168 *) echo " $arg arg$i;"; i=$(($i + 1));; 169 esac 170 done 171 172 # do function body 173 echo "#endif" 174 175 echo "{" 176 if [ "$returntype" != "void" ]; then 177 echo " return (($returntype)0);" 178 fi 179 echo "}" 180 } 181 182 trailer() 183 { 184 185 cat <<- __EOF__ 186 /* END */ 187 __EOF__ 188 } 189 190 191 pflag=false 192 nflag=false 193 oarg="" 194 syscallhdr=/usr/include/sys/syscall.h 195 syscalldump=/tmp/makelintstub.$$ 196 PROG="$(basename "$0")" 197 198 if [ -z "${CPP}" ]; then 199 usage 200 fi 201 202 while getopts no:ps: i 203 do 204 case "$i" in 205 n) nflag=true;; 206 o) oarg=$OPTARG;; 207 p) pflag=true;; 208 s) syscallhdr=$OPTARG;; 209 *) usage;; 210 esac 211 done 212 213 shift $(expr $OPTIND - 1) 214 215 if $pflag && $nflag 216 then 217 echo "$PROG: -n flag and -p flag may not be used together" 1>&2 218 usage 219 fi 220 221 if [ -n "$oarg" ]; then 222 exec > $oarg 223 fi 224 225 trap "rm -f $syscalldump" 0 1 2 3 15 226 227 header 228 229 echo "#include \"$syscallhdr\"" | ${CPP} -D_LIBC -C > $syscalldump 230 231 for syscall; do 232 fnname=${syscall%.S} 233 if $pflag; then 234 scname=${fnname#_} 235 else 236 scname=$fnname 237 fi 238 syscall_stub $syscalldump $scname $fnname 239 echo "" 240 done 241 242 trailer 243 244 exit 0 245
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