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inc.flg | H A D | 14-Jun-2005 | 1 KiB | 31 | 2 |
README
1# 2# CDDL HEADER START 3# 4# The contents of this file are subject to the terms of the 5# Common Development and Distribution License, Version 1.0 only 6# (the "License"). You may not use this file except in compliance 7# with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or http://www.opensolaris.org/os/licensing. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22# 23# Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26# ident "%Z%%M% %I% %E% SMI" 27# 28 In order to determine which object files aren't used in building the 29standalone boot applications, first build the standalone libraries 30 31 $ cd $SRC/stand/lib ; make install 32 33Next, collect some information from the linking process: 34 35 $ cd $SRC/psm/stand/boot/`uname -p`/`uname -m` 36 $ rm -f *.bin *boot *boot.elf 37 $ LD_OPTIONS="-Dbindings,files,symbols" make all > /dev/null 2> ld.debug 38 39The following sort of information ends up in ld.debug (note that the debugging 40output from the link-editor is not considered a 'stable interface' and may 41change in the future): 42 43 debug: 44 debug: file=/.../proto/root_sparc/stand/lib/libcrypto.a(cryptlib.o) [ ET_REL ] 45 debug: 46 debug: symbol table processing; input file=/.../proto/root_sparc/stand/lib/libcrypto.a(cryptlib.o) [ ET_REL ] 47 debug: symbol[1]=cryptlib.c 48 ... 49 50Now run the following script 51 52 #!/bin/sh - 53 54 for obj in $SRC/stand/lib/crypto/objs/*.o \ 55 $SRC/stand/lib/fs/*/objs/*.o \ 56 $SRC/stand/lib/sa/objs/*.o \ 57 $SRC/stand/lib/ssl/objs/*.o \ 58 $SRC/stand/lib/wanboot/objs/*.o 59 do 60 f=`basename $obj` 61 if egrep "^debug: file=.*\($f\)" ld.debug > /dev/null 62 then 63 : 64 else 65 echo $obj 66 fi 67 done 68 69to determine which of the .o files appears in none of the loader debug output 70(and therefore is unused). 71