makelintstub revision 1.13
1 #!/bin/sh - 2 # $NetBSD: makelintstub,v 1.13 2003/01/18 11:33:07 thorpej 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 echo "usage: $0 [-n|-p] [-o filename] object ..." 40 echo " The CPP environment variable must be set" 41 echo " to the path to the C preprocessor." 42 exit 1 43 } 44 45 header() 46 { 47 48 cat <<- __EOF__ 49 /* 50 * THIS IS AN AUTOMATICALLY GENERATED FILE. DO NOT EDIT. 51 */ 52 53 #include <sys/param.h> 54 #include <sys/time.h> 55 #include <sys/mount.h> 56 #include <sys/stat.h> 57 #include <sys/sa.h> 58 #include <ufs/ufs/dinode.h> 59 #include <ufs/lfs/lfs.h> 60 #include <sys/resource.h> 61 #include <sys/poll.h> 62 #include <sys/uio.h> 63 #include <sys/ipc.h> 64 #include <sys/msg.h> 65 #include <sys/sem.h> 66 #include <sys/shm.h> 67 #include <sys/timex.h> 68 #include <sys/socket.h> 69 #include <sys/event.h> 70 #ifdef __STDC__ 71 #include <stdarg.h> 72 #else 73 #include <varargs.h> 74 #endif 75 76 __EOF__ 77 } 78 79 syscall_stub() 80 { 81 82 syscalldump="$1" 83 syscallname="$2" 84 funcname="$3" 85 86 arglist="` 87 sed -e 'ta 88 :a 89 s,^/\* syscall: \"'"$syscallname"'\" ,, 90 tb 91 d 92 :b 93 s, \*/$,,' $syscalldump 94 `" 95 96 eval set -f -- "$arglist" 97 98 if [ $# -lt 3 ]; then 99 echo syscall $syscallname not found! 1>&2 100 exit 1 101 fi 102 103 shift # kill "ret:" 104 returntype=$1; shift 105 shift # kill "args:" 106 107 cat <<- __EOF__ 108 /*ARGSUSED*/ 109 $returntype 110 __EOF__ 111 112 # do ANSI C function header 113 echo "#ifdef __STDC__" 114 115 echo "$funcname(" 116 first=yes; i=1 117 for arg; do 118 if [ $first = yes ]; then 119 first=no 120 else 121 echo ", " 122 fi 123 case "$arg" in 124 "...") echo "...";; 125 *) echo "$arg arg$i"; i=$(($i + 1));; 126 esac 127 done 128 if [ $first = yes ]; then 129 echo "void" 130 fi 131 echo ")" 132 133 # do K&R C function header 134 echo "#else" 135 136 echo "$funcname(" 137 first=yes; i=1 138 for arg; do 139 if [ $first = yes ]; then 140 first=no 141 else 142 echo ", " 143 fi 144 case "$arg" in 145 "...") echo "va_alist";; 146 *) echo "arg$i"; i=$(($i + 1));; 147 esac 148 done 149 echo ")" 150 i=1 151 for arg; do 152 case "$arg" in 153 "...") echo " va_dcl";; 154 *) echo " $arg arg$i;"; i=$(($i + 1));; 155 esac 156 done 157 158 # do function body 159 echo "#endif" 160 161 echo "{" 162 if [ "$returntype" != "void" ]; then 163 echo " return (($returntype)0);" 164 fi 165 echo "}" 166 } 167 168 trailer() 169 { 170 171 cat <<- __EOF__ 172 /* END */ 173 __EOF__ 174 } 175 176 set -- `getopt no:ps: $*` 177 178 pflag=NO 179 nflag=NO 180 oarg="" 181 syscallhdr=/usr/include/sys/syscall.h 182 syscalldump=/tmp/makelintstub.$$ 183 184 if test "x${CPP}" = "x"; then 185 usage 186 fi 187 188 if test $? -ne 0; then 189 usage 190 fi 191 for i; do 192 case "$i" in 193 -n) nflag=YES; shift;; 194 -o) oarg=$2; shift; shift;; 195 -p) pflag=YES; shift;; 196 -s) syscallhdr=$2; shift; shift;; 197 --) shift; break;; 198 esac 199 done 200 201 if [ $pflag = YES ] && [ $nflag = YES ]; then 202 echo "$0: -n flag and -p flag may not be used together" 203 echo "" 204 usage 205 fi 206 207 if [ "X$oarg" != "X" ]; then 208 exec > $oarg 209 fi 210 211 trap "rm -f $syscalldump" 0 1 2 15 212 213 header 214 echo "#include \"$syscallhdr\"" | ${CPP} -C >$syscalldump 215 for syscall; do 216 fnname=${syscall%.S} 217 if [ $pflag = YES ]; then 218 scname=${fnname#_} 219 else 220 scname=$fnname 221 fi 222 syscall_stub $syscalldump $scname $fnname 223 echo "" 224 done 225 trailer 226 227 exit 0 228
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