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#!/bin/sh -e
#
# Copyright (c) 2002 Ruslan Ermilov, The FreeBSD Project
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
export PATH=/bin:/usr/bin
set -e
LC_ALL=C # make sort deterministic
FS=': ' # internal field separator
LIBDEPENDS=./_libdeps # intermediate output file
LIBDIRS=./_libdirs # intermediate output file
USRSRC=${1:-/usr/src} # source root
LIBS="
lib
gnu/lib
kerberos5/lib
secure/lib
usr.bin/lex/lib
cddl/lib
contrib/ofed
" # where to scan for libraries
# convert -lfoo to foo
convert()
{
sed -e "s/\-l//g" -e "s/pthread/thr/g" -e "s/ncurses.*/ncurses/g"
}
# find library build directory given library name
findlibdir()
{
while read NAME && read DIR
do
if [ "$NAME" = "$1" ]; then
echo "$DIR"
exit
fi
done
# Should not happen
echo lib_not_found/lib$1
}
# find library build directories given one or more library names
resolvelibdirs()
{
while read LIBNAME
do
cat $LIBDIRS | tr ' ' '\n' | findlibdir "$LIBNAME"
done
}
# Generate interdependencies between libraries.
#
genlibdepends()
{
(
# Reset file
echo -n > $LIBDIRS
# First pass - generate list of directories
cd ${USRSRC}
find -s ${LIBS} -name Makefile |
xargs grep -l 'bsd\.lib\.mk' |
while read makefile; do
libdir=$(dirname ${makefile})
libname=$(
cd ${libdir}
make -m ${USRSRC}/share/mk WITH_OFED=YES -V LIB
)
if [ "${libname}" ]; then
echo "${libname} ${libdir}" >> $LIBDIRS
fi
done
# Second pass - generate dependencies
find -s ${LIBS} -name Makefile |
xargs grep -l 'bsd\.lib\.mk' |
while read makefile; do
libdir=$(dirname ${makefile})
deps=$(
cd ${libdir}
make -m ${USRSRC}/share/mk WITH_OFED=YES -V LDADD
)
if [ "${deps}" ]; then
echo ${libdir}"${FS}"$(echo ${deps} | tr ' ' '\n' | convert | resolvelibdirs)
fi
done
)
}
main()
{
if [ ! -f ${LIBDEPENDS} ]; then
genlibdepends >${LIBDEPENDS}
fi
prebuild_libs=$(
awk -F"${FS}" '{ print $2 }' ${LIBDEPENDS} | tr ' ' '\n' |
sort -u
)
echo "Libraries with dependents:"
echo
echo ${prebuild_libs} | tr ' ' '\n'
echo
echo "List of interdependencies:"
echo
for lib in ${prebuild_libs}; do
grep "^${lib}${FS}" ${LIBDEPENDS} || true
done |
awk -F"${FS}" '{
if ($2 in dependents)
dependents[$2]=dependents[$2]" "$1
else
dependents[$2]=$1
}
END {
for (lib in dependents)
print dependents[lib]": " lib
}' |
sort
exit 0
}
main