#! /usr/bin/ksh

# Original Author: Ralph Goers(rgoer@Candle.Com)
# Borrowed heavily from Tim Mooney's HP version.
# This file is distributed under the terms of the GNU General Public License
#
# find-requires is part of RPM, the RedHat Package Manager.  find-requires
# reads a list of full pathnames (in a package) on stdin, and outputs all
# shared libraries the package requires to run correctly.
#
# On AIX, use `dump -H' to find the library dependencies for an executable
#
# Example dump output:
#
#$dump -H /usr/bin/dump
#
#/usr/bin/dump:
#
#                        ***Loader Section***
#                      Loader Header Information
#VERSION#         #SYMtableENT     #RELOCent        LENidSTR
#0x00000001       0x00000021       0x0000006c       0x0000002f
#
##IMPfilID        OFFidSTR         LENstrTBL        OFFstrTBL
#0x00000002       0x00000848       0x00000049       0x00000877
#
#
#                        ***Import File Strings***
#INDEX  PATH                          BASE                MEMBER
#0      /usr/lib:/lib:/usr/lpp/xlC/lib
#1                                    libc.a              shr.o

#
#
filelist=`sed "s/['\"]/\\\&/g" | xargs file | grep -e executable -e archive | cut -d: -f1`

for f in $filelist
do
        dump -H $f | awk '

                #
                # For you non-awk-ers, no single quotes in comments -- the shell
                # sees them and things get hosed.
                #

                BEGIN {
                        in_shlib_list = 0;
                        in_file_strings = 0;
                        FS = " ";
                        RS = "\n";
                }

                in_shlib_list == 1 {
                        print $2
                }

                in_file_strings == 1 && $1 == "0" {
                        in_shlib_list = 1
                }

                /\*Import File Strings\*/ {
                        in_file_strings = 1
                }

        ' # end of awk
done | sort -u