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#! /usr/bin/ksh
# Original Author: Tim Mooney <mooney@golem.phys.ndsu.NoDak.edu>
# $Id: hpux.req,v 1.7 2001/09/15 13:49:11 jbj Exp $
#
# This file is distributed under the terms of the GNU Public License
#
# find-requires is part of RPM, the Red Hat 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 HP-UX, use `chatr' to find the library dependencies for an executable
#
# Example chatr output:
#
#$chatr /usr/bin/chatr
#/usr/bin/chatr:
# shared executable
# shared library dynamic path search:
# SHLIB_PATH disabled second
# embedded path disabled first Not Defined
# internal name:
# chatr
# shared library list:
# dynamic /usr/lib/libc.1
# shared library binding:
# deferred
# static branch prediction disabled
# kernel assisted branch predictionenabled
# lazy swap allocationdisabled
# text segment lockingdisabled
# data segment lockingdisabled
# data page size: 4K
# instruction page size: 4K
PATH=/usr/bin:/usr/sbin:/sbin:/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
IFS=""
while read f
do
# uncomment the next line if debugging
# echo "### processing $f"
#
# Only run the file command once per file:
#
file_output=`file $f`
#
# First, check to see if it's a script, and try figure out what
# intpreter it requires. This is more work on HP-UX, since `file'
# doesn't tell us what interpreter the script uses, or even if it
# really is a script.
#
is_shell_script=`od -N 2 -t c $f 2>/dev/null | grep '0000000 # !'`
if test X"$is_shell_script" != X ; then
#
# it's a shell script. Now figure out what interpreter it needs
# Look at me! I'm good with sed. ;-)
interp=`head -1 $f | sed -e 's/^#! \{0,1\}\([^ ]*\).*$/\1/'`
if test X"$interp" != X ; then
echo "$interp"
#
# We've found what we need for this file. Skip back to the
# top of the loop. This saves me an `else' and another indent
# level! ;-)
continue
fi
fi
#
# The `else' is implied here by the `continue' above
#
#
# Is it a shared library?
#
maybe_shared_lib=`echo "$file_output" | grep -E '(executable|library)'`
if test X"$maybe_shared_lib" != X ; then
chatr $f 2>/dev/null \
| awk '
#
# For you non-awk-ers, no single quotes in comments -- the shell
# sees them and things get hosed.
#
BEGIN {
in_shlib_list = 0;
FS = " ";
RS = "\n";
}
# uncomment the next line for debugging information
#{ print NR, ": ", $0 }
in_shlib_list == 1 && /dynamic[ ]+[\/\.]/ {
# split the line on "/" and print out the last element
numfields = split($0,fields,"/")
print fields[numfields]
}
/^ +shared library list: *$/ {
in_shlib_list = 1
}
/^ +shared library binding: *$/ {
exit
}
' # end of awk
fi # end of shared library if.
done | sort -u
#comment out the previous line and uncomment the next one if debugging.
#done
|
