190 lines
5.1 KiB
Bash
190 lines
5.1 KiB
Bash
#! /usr/bin/ksh
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# Original Author: Tim Mooney (mooney@plains.nodak.edu)
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# $Id: osf.prov,v 1.4 1999/08/21 23:23:12 mooney Exp $
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#
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# This file is distributed under the terms of the GNU Public License
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#
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# find-provides is part of RPM, the Red Hat Package Manager. find-provides
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# reads a list of full pathnames (in a package) on stdin, and outputs all
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# shared libraries provided by (contained in) the package.
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#
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#
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# On Digital Unix (OSF1), use `odump -D' to find what libraries a package
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# provides
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#
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# Example `odump -D' output:
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#
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#$odump -D /usr/shlib/libc.so
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#
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#
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#
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#
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# ***DYNAMIC SECTION***
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# Tag Value
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#
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#/usr/shlib/libc.so:
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# UNREFEXTNO: 14.
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# LOCAL_GOTNO: 521.
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# GOTSYM: 2205.
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# LOCAL_GOTNO: 1606.
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# GOTSYM: 3289.
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# SONAME: libc.so
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# TIME_STAMP: (0x34a82daa) Mon Dec 29 17:09:30 1997
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#
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# ICHECKSUM: 0x5e955f9b
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# IVERSION: osf.1
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# CONFLICTNO: 0.
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# RLD_VERSION: 2.
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# HASH: 0x000003ff800a82e0
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# STRTAB: 0x000003ff8008aad0
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# SYMTAB: 0x000003ff80094ab0
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# MSYM: 0x000003ff800842c0
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# STRSZ: 40922.
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# SYMENT: 24.
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# PLTGOT: 0x000003ffc008f240
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# SYMTABNO: 3330.
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# BASE_ADDRESS: 0x000003ff80080000
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# HIPAGENO: 0.
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# RELSZ: 15296.
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# RELENT: 16.
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# REL: 0x000003ff80080700
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# LIBLISTNO: 0.
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# INIT: 0x000003ff8019c520
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# FINI: 0x000003ff8019c570
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# FLAGS: 0x00000001
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#
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PATH=/usr/bin:/usr/sbin:/sbin:/usr/ccs/bin
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export PATH
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#
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# Use `while read ...' instead of a `for f in ...', because there may
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# be too many files to stuff into one shell variable.
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#
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IFS=""
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while read f
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do
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#
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# if it's a shared library, run odump on it.
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#
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maybe_shared_lib=`file $f | egrep 'COFF.*shared library'`
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if test X"$maybe_shared_lib" != X ; then
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odump -D $f 2>/dev/null | awk '
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BEGIN {
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FS = " ";
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RS = "\n";
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OFS = "";
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found_soname = 0;
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found_iversion = 0;
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#
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# what character should be used to separate the soname from any
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# version info? Using a . is actually a bad idea, since some
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# free/3rd party libraries may be built so that the library
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# soname may have version info in it too. If we use . as the
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# separator, it may not be possible to tell where the soname
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# ends and the internal version info begins. It might be
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# better to use a - or a : here. If you do so, be sure to
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# change this setting in find-requires, too.
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#
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soname_version_delimiter=".";
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}
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# Uncomment the next line for some debugging info.
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#{ print NR , ":", $0 }
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/^[ ]+SONAME: .*[ ]*$/ {
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found_soname = 1;
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numfields = split($0, internal_name)
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if (numfields == 2) {
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soname = $2
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#
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# we should probably check to see if the soname ends with
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# a number (indicating that it contains versioning info,
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# possibly in addition to the versioning info in the
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# versions field) and generate a warning here. Shared
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# libraries should not be built with version info in
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# the soname on Digital Unix.
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#
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} else {
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#
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# Should never be here.
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#
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print "Really odd looking soname:", $0 | "cat 1>&2"
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exit
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}
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}
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/^[ ]+IVERSION: .*[ ]*$/ {
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if (found_soname == 1) {
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numfields = split($0, iversion)
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if (numfields == 2) {
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version = $2
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#
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# handle libraries with multiple versions, like
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# 1.1:1.2. Since they really provide both versions,
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# we need to generate output for each version.
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#
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numfields = split(version, versions, ":")
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if (numfields > 1) {
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for (i = 1; i < numfields; i++) {
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print soname, soname_version_delimiter, versions[i]
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}
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#
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# let our END routine print out the *last* version
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# provided
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#
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version = versions[numfields]
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}
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#
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# stick a fork in us.
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#
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found_iversion = 1;
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exit
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} else {
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#
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# Should never be here.
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#
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print "Odd looking library version:", $0 | "cat 1>&2"
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exit
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}
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} else {
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#
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# found an iversion without an soname. Is that possible?
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#
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print "Found version but no soname:", $0 | "cat 1>&2"
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exit
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}
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}
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#
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# we could probably watch for some other token (like RLD_VERSION)
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# that *generally* occurs later in the input than the stuff we watch
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# for, and exit if we see it, but it is just as easy to read all
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# the output, even after we have seen what we are looking for.
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#
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END {
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# Uncomment the next line for debugging info
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#{ print "END: NR: ", NR }
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if ( (found_soname == 1) && (found_iversion == 1) ) {
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print soname, soname_version_delimiter, version
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exit
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} else if (found_soname == 1) {
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#
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# no library version information
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#
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print soname
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}
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# else do nothing
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}
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' # end of awk
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fi
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done | sort -u
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#comment out the previous line and uncomment the next line when debugging
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#done
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