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