1# 2# CDDL HEADER START 3# 4# The contents of this file are subject to the terms of the 5# Common Development and Distribution License (the "License"). 6# You may not use this file except in compliance with the License. 7# 8# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9# or http://www.opensolaris.org/os/licensing. 10# See the License for the specific language governing permissions 11# and limitations under the License. 12# 13# When distributing Covered Code, include this CDDL HEADER in each 14# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15# If applicable, add the following below this CDDL HEADER, with the 16# fields enclosed by brackets "[]" replaced with your own identifying 17# information: Portions Copyright [yyyy] [name of copyright owner] 18# 19# CDDL HEADER END 20# 21 22# 23# Copyright 2007 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26# ident "%Z%%M% %I% %E% SMI" 27 28if [ $# != 1 ]; then 29 echo expected one argument: '<'dtrace-path'>' 30 exit 2 31fi 32 33dtrace=$1 34CFLAGS= 35 36doit() 37{ 38 file=$1 39 ofile=$2 40 errfile=$3 41 cfile=${TMPDIR:-/tmp}/inc.$$.$file.c 42 cofile=${TMPDIR:-/tmp}/inc.$$.$file 43 cat > $cfile <<EOF 44#include <sys/$file> 45void 46main() 47{} 48EOF 49 if cc $CFLAGS -o $cofile $cfile >/dev/null 2>&1; then 50 $dtrace -xerrtags -C -s /dev/stdin \ 51 >/dev/null 2>$errfile <<EOF 52#include <sys/$file> 53BEGIN 54{ 55 exit(0); 56} 57EOF 58 if [ $? -ne 0 ]; then 59 echo $inc failed: `cat $errfile | head -1` > $ofile 60 else 61 echo $inc succeeded > $ofile 62 fi 63 rm -f $errfile 64 fi 65 66 rm -f $cofile $cfile 2>/dev/null 67} 68 69concurrency=`psrinfo | wc -l` 70let concurrency=concurrency*4 71let i=0 72 73files=/usr/include/sys/*.h 74 75# 76# There are a few files in /usr/include/sys that are known to be bad -- usually 77# because they include static globals (!) or function bodies (!!) in the header 78# file. Hopefully these remain sufficiently few that the O(#files * #badfiles) 79# algorithm, below, doesn't become a problem. (And yes, writing scripts in 80# something other than ksh1888 would probably be a good idea.) If this script 81# becomes a problem, kindly fix it by reducing the number of bad files! (That 82# is, fix it by fixing the broken file, not the broken script.) 83# 84badfiles="ctype.h eri_msg.h ser_sync.h sbpro.h neti.h hook_event.h \ 85 bootconf.h bootstat.h dtrace.h dumphdr.h exacct_impl.h fasttrap.h \ 86 kobj.h kobj_impl.h ksyms.h lockstat.h smedia.h stat.h utsname.h" 87 88for inc in $files; do 89 file=`basename $inc` 90 for bad in $badfiles; do 91 if [ "$file" = "$bad" ]; then 92 continue 2 93 fi 94 done 95 96 ofile=${TMPDIR:-/tmp}/inc.$file.$$.out 97 errfile=${TMPDIR:-/tmp}/inc.$file.$$.err 98 doit $file $ofile $errfile & 99 let i=i+1 100 101 if [ $i -eq $concurrency ]; then 102 # 103 # This isn't optimal -- it creates a highly fluctuating load 104 # as we wait for all work to complete -- but it's an easy 105 # way of parallelizing work. 106 # 107 wait 108 let i=0 109 fi 110done 111 112wait 113 114bigofile=${TMPDIR:-/tmp}/inc.$$.out 115 116for inc in $files; do 117 file=`basename $inc` 118 ofile=${TMPDIR:-/tmp}/inc.$file.$$.out 119 120 if [ -f $ofile ]; then 121 cat $ofile >> $bigofile 122 rm $ofile 123 fi 124done 125 126status=$(grep "failed:" $bigofile | wc -l) 127cat $bigofile 128rm -f $bigofile 129exit $status 130