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|
#!/bin/bash
#
# This script copies shared objects needed by the system into the
# hierarchy, making the tree less dependent on the operating system
# version. It use chrpath(1) to make the search-path for shared objects
# relative to the executable.
#
# This script is highly specific to Linux and intended to create fairly
# cross-distribution portable binary installations of SWI-Prolog.
#
# Usage:
#
# make-export [target dir]
os=`uname | tr A-Z a-z`
arch=`uname -m`-$os
archlib=lib/$arch
archsys=$archlib/OS
xpcelib=xpce/lib/$arch/pl2xpce.so
swipl=bin/$arch/swipl
if [ -z "$1" ]; then
here=`pwd`
else
here=`readlink -f $1`
cd $here
fi
if [ ! -f $swipl ]; then
echo "ERROR: Cannot find $swipl"
exit 1
fi
################################################################
# The functions
################################################################
used_shared_objects()
{ find $1 -name '*.so' | xargs ldd | awk '/=> *\// { print $3; }' | sort -u
}
# copy_shared_object file dir
copy_shared_object()
{ file="$1";
dest="$2";
sofile=`readlink -f "$file"`
if [ $? = 0 ]; then
cp -av $sofile $dest
(cd $dest && ln -s `basename $sofile` `basename $1`)
else
cp -av $file $dest
fi
}
# docopy decides on the shared objects that are copied.
docopy()
{ case "$1" in
*java*|*odbc*) # We definitely do not want these
return 1
;;
$here*) # These are already ours
return 1
;;
*/libgmp*) # These seem to make sense
return 0
;;
*/libreadline*)
return 0
;;
*/libncurses*)
return 0
;;
*/libjpeg*|*/libXpm*)
return 0
;;
*) # By default, do not copy
return 1
;;
esac
}
copy_system_objects()
{ for so in `used_shared_objects .`; do
if docopy $so; then
copy_shared_object $so $archsys
fi
done
}
fix_rpath_bin()
{ chrpath -r "\${ORIGIN}/../../$archlib:\$ORIGIN/../../$archsys" $1
}
fix_rpath_lib()
{ chrpath -r "\${ORIGIN}/OS" $1
}
fix_rpath_xpce()
{ chrpath -r "\${ORIGIN}/../../../$archlib:\$ORIGIN/../../../$archsys" $1
}
################################################################
# Toplevel
################################################################
fix_rpath_bin $swipl
for lib in $archlib/*.so; do
fix_rpath_lib $lib
done
fix_rpath_xpce $xpcelib
[ ! -d $archsys ] || rm -r $archsys
mkdir -p $archsys
copy_system_objects
|
