tools/make_libdeps.sh

   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
  29 export PATH=/bin:/usr/bin
  30
  31 LC_ALL=C                        # make sort deterministic
  32 FS=': '                         # internal field separator
  33 LIBDEPENDS=./_libdeps           # intermediate output file
  34 USRSRC=${1:-/usr/src}           # source root
  35 LIBS="
  36         lib
  37         gnu/lib
  38         kerberos5/lib
  39         secure/lib
  40         usr.bin/lex/lib
  41         cddl/lib
  42 "                               # where to scan for libraries
  43
  44 # This sed(1) filter is used to convert -lfoo to path/to/libfoo.
  45 #
  46 SED_FILTER="
  47 sed -E
  48     -e's; ;! ;g'
  49     -e's;$;!;'
  50     -e's;-lbsdxml!;lib/libexpat;g'
  51     -e's;-lpthread!;lib/libthr;g'
  52     -e's;-lm!;lib/msun;g'
  53     -e's;-l(ncurses|termcap)!;lib/ncurses/ncurses;g'
  54     -e's;-l(gcc)!;gnu/lib/lib\1;g'
  55     -e's;-lssp_nonshared!;gnu/lib/libssp/libssp_nonshared;g'
  56     -e's;-l(asn1|hdb|kdc|heimbase|heimntlm|heimsqlite|hx509|krb5|roken|wind)!;kerberos5/lib/lib\1;g'
  57     -e's;-l(crypto|ssh|ssl)!;secure/lib/lib\1;g'
  58     -e's;-l([^!]+)!;lib/lib\1;g'
  59 "
  60
  61 # Generate interdependencies between libraries.
  62 #
  63 genlibdepends()
  64 {
  65         (
  66                 cd ${USRSRC}
  67                 find -s ${LIBS} -mindepth 1 -name Makefile |
  68                 xargs grep -l 'bsd\.lib\.mk' |
  69                 while read makefile; do
  70                         libdir=$(dirname ${makefile})
  71                         deps=$(
  72                                 cd ${libdir}
  73                                 make -m ${USRSRC}/share/mk -V LDADD
  74                         )
  75                         if [ "${deps}" ]; then
  76                                 echo ${libdir}"${FS}"$(
  77                                         echo ${deps} |
  78                                         eval ${SED_FILTER}
  79                                 )
  80                         fi
  81                 done
  82         )
  83 }
  84
  85 main()
  86 {
  87         if [ ! -f ${LIBDEPENDS} ]; then
  88                 genlibdepends >${LIBDEPENDS}
  89         fi
  90
  91         prebuild_libs=$(
  92                 awk -F"${FS}" '{ print $2 }' ${LIBDEPENDS} | tr ' ' '\n' |
  93                     sort -u
  94         )
  95         echo "Libraries with dependents:"
  96         echo
  97         echo ${prebuild_libs} | tr ' ' '\n'
  98         echo
  99
 100         echo "List of interdependencies:"
 101         echo
 102         for lib in ${prebuild_libs}; do
 103                 grep "^${lib}${FS}" ${LIBDEPENDS} || true
 104         done |
 105         awk -F"${FS}" '{
 106                 if ($2 in dependents)
 107                         dependents[$2]=dependents[$2]" "$1
 108                 else
 109                         dependents[$2]=$1
 110         }
 111         END {
 112                 for (lib in dependents)
 113                         print dependents[lib]": " lib
 114         }' |
 115         sort
 116
 117         exit 0
 118 }
 119
 120 main