#!/bin/bash

# This script reads filenames from STDIN and outputs any relevant provides

# information that needs to be included in the package.

filelist=`sed "s/['\"]/\\\&/g"`

solist=$(echo $filelist | grep "\\.so" | grep -v "^/lib/ld.so" | \

	xargs file -L 2>/dev/null | grep "ELF.*shared object" | cut -d: -f1)

pythonlist=

tcllist=

#

# --- Alpha does not mark 64bit dependencies

case `uname -m` in

  alpha*)	mark64="" ;;

  *)		mark64="()(64bit)" ;;

esac

#

# --- Library sonames and weak symbol versions (from glibc).

for f in $solist; do

    soname=$(objdump -p $f | awk '/SONAME/ {print $2}')

    lib64=`if file -L $f 2>/dev/null | \

	grep "ELF 64-bit" >/dev/null; then echo "$mark64"; fi`

    if [ "$soname" != "" ]; then

	if [ ! -L $f ]; then

	    echo $soname$lib64

	    objdump -p $f | awk '

		BEGIN { START=0 ; }

		/Version definitions:/ { START=1; }

		/^[0-9]/ && (START==1) { print $4; }

		/^$/ { START=0; }

	    ' | \

		grep -v $soname | \

		while read symbol ; do

		    echo "$soname($symbol)`echo $lib64 | sed 's/()//'`"

		done

	fi

    else

	echo ${f##*/}$lib64

    fi

done | sort -u

#

# --- Perl modules.

[ -x /usr/lib/rpm/redhat/perl.prov ] &&

    echo $filelist | tr '[:blank:]' \\n | grep '\.pm$' | /usr/lib/rpm/redhat/perl.prov | sort -u

#

# --- Python modules.

[ -x /usr/lib/rpm/redhat/python.prov -a -n "$pythonlist" ] &&

    echo $pythonlist | tr '[:blank:]' \\n | /usr/lib/rpm/redhat/python.prov | sort -u

#

# --- Tcl modules.

[ -x /usr/lib/rpm/redhat/tcl.prov -a -n "$tcllist" ] &&

    echo $tcllist | tr '[:blank:]' \\n | /usr/lib/rpm/redhat/tcl.prov | sort -u

exit 0