void-packages/xbps-src/shutils/verify_rundeps.sh
2011-10-05 08:06:41 +02:00

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#-
# Copyright (c) 2010 Juan Romero Pardines.
# 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 ``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 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.
#-
#
# Finds all required libraries for a package, by looking at its executables
# and shared libraries and skipping duplicated matches.
#
# Once the list is known it finds the binary package names mapped to those
# libraries and reports if any of them was not added.
#
find_rundep()
{
local dep="$1" i rpkgdep
for i in ${run_depends}; do
rpkgdep="$($XBPS_PKGDB_CMD getpkgdepname $i)"
[ "${rpkgdep}" != "${dep}" ] && continue
return 1
done
}
verify_rundeps()
{
local j i f nlib verify_deps maplib found_dup igndir
local missing missing_libs rdep builddep rdep_list builddep_list
PKG_DESTDIR="$1"
maplib="$XBPS_COMMONVARSDIR/mapping_shlib_binpkg.txt"
[ -n "$noarch" -o -n "$noverifyrdeps" ] && return 0
msg_normal "$pkgver: verifying required run dependencies, please wait...\n"
depsftmp=$(mktemp -t xbps_src_depstmp.XXXXXXXXXX) || exit 1
find ${PKG_DESTDIR} -type f -perm -u+w > $depsftmp 2>/dev/null
exec 3<&0 # save stdin
exec < $depsftmp
while read f; do
# Don't check dirs specified in ignore_vdeps_dir.
for j in ${ignore_vdeps_dir}; do
if grep -q ${j} "${f}"; then
igndir=1
break
fi
done
[ -n "$igndir" ] && continue
unset igndir
case "$(file -bi "$f")" in
application/x-executable*|application/x-sharedlib*)
for nlib in $(objdump -p "$f"|grep NEEDED|awk '{print $2}'); do
if [ -z "$verify_deps" ]; then
verify_deps="$nlib"
continue
fi
for i in ${verify_deps}; do
[ "$i" != "$nlib" ] && continue
found_dup=1
break
done
if [ -z "$found_dup" ]; then
verify_deps="$verify_deps $nlib"
fi
unset found_dup
done
;;
esac
done
exec 0<&3 # restore stdin
rm -f $depsftmp
# Now verify that those required libs are added into package's
# template via Add_dependency.
for f in ${verify_deps}; do
# Bail out if maplib is not aware for this lib
rdep="$(grep "$f" $maplib|awk '{print $2}')"
rdepcnt="$(grep "$f" $maplib|awk '{print $2}'|wc -l)"
if [ -z "$rdep" ]; then
echo " UNKNOWN PACKAGE FOR SHLIB DEPENDENCY '$f', PLEASE FIX!"
fi
# Ignore libs by current pkg
[ "$rdep" = "$pkgname" ] && continue
# Check if shlib is provided by multiple pkgs.
if [ "$rdepcnt" -gt 1 ]; then
echo " shlib dependency '$f' is provided by these pkgs: "
for j in ${rdep}; do
printf "\t$j\n"
done
continue
fi
# Warn if rundep is not in template.
if find_rundep "$rdep"; then
echo " REQUIRED SHLIB DEPENDENCY '$f' FROM PACKAGE '$rdep' MISSING, PLEASE FIX!"
missing=1
if [ -z "$missing_libs" ]; then
missing_libs="$f"
continue
fi
for i in ${missing_libs}; do
[ "$i" != "$f" ] && continue
found_dup=1
break
done
if [ -z "$found_dup" ]; then
missing_libs="$missing_libs $f"
fi
unset found_dup
continue
fi
echo " shlib dependency '$f' provided by the '$rdep' package (OK)."
unset rdep
done
[ -z "$missing" ] && return 0
# Print an informative message suggesting what needs to be added
# into the build template.
msg_normal "The following code needs to be added into the build template:\n"
echo "============ CUT HERE ==============="
for f in ${missing_libs}; do
rdep="$(grep "$f" $maplib|awk '{print $2}')"
rdepcnt="$(grep "$f" $maplib|awk '{print $2}'|wc -l)"
builddep="$(grep "$f" $maplib|awk '{print $3}')"
# If required shlib is provided by multiple pkgs pass
# to next one.
[ "$rdepcnt" -gt 1 ] && continue
if [ -z "$rdep_list" ]; then
rdep_list="$rdep"
fi
if [ -z "$builddep_list" -a -n "$builddep" ]; then
builddep_list="$builddep"
fi
for i in ${rdep_list}; do
[ "$rdep" != "$i" ] && continue
found_dup=1
break
done
if [ -z "$found_dup" ]; then
rdep_list="$rdep_list $rdep"
fi
unset found_dup
for i in ${builddep_list}; do
[ "$builddep" != "$i" ] && continue
found_dup=1
break
done
if [ -z "$found_dup" ]; then
builddep_list="$builddep_list $builddep"
fi
unset found_dup
done
for f in ${rdep_list}; do
echo "Add_dependency run $f"
done
for f in ${builddep_list}; do
echo "Add_dependency build $f"
done
echo "============ CUT HERE ==============="
msg_error "$pkgver: incorrect run dependencies, won't continue...\n"
}