#! /usr/bin/ksh
-# Original Author: Tim Mooney (mooney@plains.nodak.edu)
-# $Id: osf.req,v 1.2 1998/05/26 13:28:48 ewt Exp $
+# Original Author: Tim Mooney <mooney@golem.phys.ndsu.NoDak.edu>
+# $Id: osf.req,v 1.9 2001/09/15 13:49:11 jbj Exp $
#
# This file is distributed under the terms of the GNU Public License
#
# reads a list of full pathnames (in a package) on stdin, and outputs all
# shared libraries the package requires to execute.
#
-# On Digital Unix (OSF1), use `odump -Dl' to find the library dependencies
-# for an executable. `odump -D' does most of what we need, but it doesn't
-# give us library version information, so you must use `odump -Dl'
+# On Digital/Tru64 Unix (OSF1), use `odump -Dl' to find the library
+# dependencies for an executable. `odump -D' does most of what we need,
+# but it doesn't give us library version information, so you must use
+# `odump -Dl'. Note that Tru64 5.x and on have `ldd', but this works just
+# as well, and works on older versions of the OS.
#
# Example `odump -Dl' output:
#
PATH=/usr/bin:/usr/sbin:/sbin:/usr/ccs/bin
export PATH
-filelist=`cat -`
-
#
-# Handle shell scripts first
+# 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.
#
-for f in `echo $filelist | xargs file | grep 'shell script' | cut -d: -f 2 \
- | awk '{ print $1 }'`
-do
- print $f
-done | sort -u
+LANG=C
+export LANG
#
-# TVM: it might be better to re-write this so that `file' isn't used, since
-# it could all be done with `odump', but this works.
+# TVM: switch to using `while read ...' instead of `for f in ...', because
+# packages with a large number of files could be too big for one shell variable
+# to hold.
#
-
-for f in `echo $filelist | xargs file | grep executable | cut -d: -f1`
+IFS=""
+while read f
do
- odump -Dl $f 2>/dev/null | awk '
+ #
+ # Uncomment the next line for addtional debugging:
+ # echo "read ->$f<-"
+
+ #
+ # Only run file once per file:
+ #
+ file_output=`file $f`
+
+ #
+ # handle shell scripts first
+ #
+ is_shell_script=`echo "$file_output" | grep 'shell script' | \
+ cut -d: -f 2 | awk '{ print $1 }'`
+
+ #
+ # If it's a script...
+ #
+ if test X"$is_shell_script" != X ; then
+ echo "$is_shell_script"
#
- # For you non-awk-ers, no single quotes in comments -- the shell
- # sees them and things get hosed.
+ # use `continue' to skip back up to the top of the loop.
+ # We have already done as much as we need to for this
+ # file, and this saves me from having to have an else,
+ # and another indent level... ;-)
#
+ continue
+ fi
+
+ #
+ # The `else' here is implied by the `continue' above...
+ #
+
+ #
+ # it might be a shared library.
+ #
+
+ maybe_shared_lib=`echo "$file_output" | grep 'executable'`
+ if test X"$maybe_shared_lib" != X ; then
+
+ odump -Dl $f 2>/dev/null \
+ | awk '
- BEGIN {
- found_program_name = 0;
- FS = " ";
- RS = "\n";
- OFS="";
#
- # what character should be used to separate the soname from any
- # version info? Using a . is actually a bad idea, since some
- # free/3rd party libraries may be built so that the library
- # soname may have version info in it too. If we use . as the
- # separator, it may not be possible to tell where the soname
- # ends and the internal version info begins. It might be
- # better to use a - or a : here. If you do so, be sure to
- # change this setting in find-provides, too.
+ # 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.
#
- soname_version_delimiter=".";
- }
-
- # uncomment the next line for debugging information
- #{ print "Saw input:", $0 }
-
- found_program_name == 1 && $0 !~ /^$/ {
-
- # uncomment for debugging information
- #print "found shared library: $0"
-
- # get the library name (field 1) and the library version (field 8)
- # if present.
- numfields = split($0,fields)
- if (numfields == 7) {
- print fields[1]
- } else if (numfields == 8) {
- #
- # Note that if a library contains a number as the last
- # part of the soname *and* it contains version information,
- # we have a problem because it is impossible to tell where
- # the soname ends and the version info begins. Digital Unix
- # shared libraries should *not* be built with any version info
- # in the soname. That info should be in the version field
- # only.
- #
- # If we used a separator character of a - or something else,
- # instead of a ., we would not have this problem.
- #
- print fields[1], soname_version_delimiter, fields[8]
+
+ BEGIN {
+ found_program_name = 0;
+ FS = " ";
+ RS = "\n";
+ OFS="";
}
- }
- /^.*: *$/ {
- found_program_name = 1
- #
# uncomment the next line for debugging information
- #print "found the program name: ", $1
- }
+ #{ print "Saw input:", $0 }
+
+ found_program_name == 1 && $0 !~ /^$/ {
+
+ # uncomment for debugging information
+ #print "found shared library: $0"
+
+ # get the library name (field 1) and the library version
+ # (field 8) if present.
+ numfields = split($0,fields)
+ if (numfields == 7) {
+ print fields[1]
+ } else if (numfields == 8) {
+ print fields[1], "(", fields[8], ")"
+ }
+ }
+
+ /^.*: *$/ {
+ found_program_name = 1
+ #
+ # uncomment the next line for debugging information
+ #print "found the program name: ", $1
+ }
- ' # end of awk
+ ' # end of awk
+ fi
done | sort -u
# comment out the previous line and uncomment the next when debugging
# done
projects / platform / upstream / rpm.git / blobdiff