1#!/bin/sh -e 2# 3# Copyright (c) 2002 Ruslan Ermilov, The FreeBSD Project 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26# 27# $FreeBSD$ 28 29export PATH=/usr/bin 30 31FS=': ' # internal field separator 32LIBDEPENDS=./_libdeps # intermediate output file 33USRSRC=${1:-/usr/src} # source root 34LIBS=" 35 lib 36 gnu/lib 37 gnu/usr.bin/perl/libperl 38 kerberosIV/lib 39 kerberos5/lib 40 secure/lib 41 usr.bin/lex/lib 42 usr.sbin/pcvt/keycap 43" # where to scan for libraries 44 45# This sed(1) filter is used to convert -lfoo to path/to/libfoo. 46# 47SED_FILTER=" 48sed -E 49 -e's; ;! ;g' 50 -e's;$;!;' 51 -e's;-lm!;lib/msun;g' 52 -e's;-l(krb)!;kerberosIV/lib/lib\1;g' 53 -e's;-l(asn1|gssapi|krb5|roken)!;kerberos5/lib/lib\1;g' 54 -e's;-l(crypto|ssh)!;secure/lib/lib\1;g' 55 -e's;-l([^!]+)!;lib/lib\1;g' 56" 57 58# Generate interdependencies between libraries. 59# 60genlibdepends() 61{ 62 ( 63 cd ${USRSRC} 64 find ${LIBS} -mindepth 1 -name Makefile | 65 xargs grep -l 'bsd\.lib\.mk' | 66 while read makefile; do 67 libdir=$(dirname ${makefile}) 68 deps=$( 69 cd ${libdir} 70 make -V LDADD 71 ) 72 if [ "${deps}" ]; then 73 echo ${libdir}"${FS}"$( 74 echo ${deps} | 75 eval ${SED_FILTER} 76 ) 77 fi 78 done 79 ) 80} 81 82main() 83{ 84 if [ ! -f ${LIBDEPENDS} ]; then 85 genlibdepends >${LIBDEPENDS} 86 fi 87 88 prebuild_libs=$( 89 awk -F"${FS}" '{ print $2 }' ${LIBDEPENDS} |rs 0 1 |sort -u 90 ) 91 echo "Libraries with dependents:" 92 echo 93 echo ${prebuild_libs} | 94 rs 0 1 95 echo 96 97 echo "List of interdependencies:" 98 echo 99 for lib in ${prebuild_libs}; do 100 grep "^${lib}${FS}" ${LIBDEPENDS} || true 101 done | 102 awk -F"${FS}" '{ 103 if ($2 in dependents) 104 dependents[$2]=dependents[$2]" "$1 105 else 106 dependents[$2]=$1 107 } 108 END { 109 for (lib in dependents) 110 print dependents[lib]": " lib 111 }' | 112 sort 113 114 exit 0 115} 116 117main 118