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#! /usr/bin/ksh
#
# Current Maintainer: Tim Mooney <mooney@golem.phys.ndsu.NoDak.edu>
# Original Author: Ralph Goers(rgoer@Candle.Com)
#
# This file is distributed under the terms of the GNU 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
#
#

PATH=/usr/bin:/usr/ccs/bin
export PATH

#
# TVM: Marc Stephenson (marc@austin.ibm.com) points out we run things
# like `file', et. al. and expect the output to be what we see in the
# C/POSIX locale.  Make sure it is so.
#
LANG=C
export LANG

filelist=`sed "s/['\"]/\\\&/g" | xargs file \
	| egrep '^.*:.*(executable |archive )' | cut -d: -f1`

for f in $filelist
do
    dump -H $f 2>/dev/null | awk '

		#
		# Since this entire awk script is enclosed in single quotes,
		# you need to be careful to not use single quotes, even in awk
		# comments, if you modify this script.
		#

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

        in_shlib_list == 1 && /^$/ {
            in_shlib_list = 0;
            in_file_strings = 0;
        }

        in_shlib_list == 1 {
            pos = index($2, "/")
            numfields = split($0, fields, " ")

            if (pos == 0)  {
              namevar = 2
            }
            else {
              namevar = 3
            }
            if (namevar < numfields) {
              printf("%s(%s)\n", fields[namevar], fields[namevar+1])
            }
            else {
              print fields[namevar]
            }
        }

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

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

    ' # end of awk
done | sort -u