diff options
Diffstat (limited to 'developer_cmds/lorder')
-rw-r--r-- | developer_cmds/lorder/lorder.1 | 75 | ||||
-rw-r--r-- | developer_cmds/lorder/lorder.sh | 104 |
2 files changed, 179 insertions, 0 deletions
diff --git a/developer_cmds/lorder/lorder.1 b/developer_cmds/lorder/lorder.1 new file mode 100644 index 0000000..45fe0e6 --- /dev/null +++ b/developer_cmds/lorder/lorder.1 @@ -0,0 +1,75 @@ +.\" $NetBSD: lorder.1,v 1.6 1997/10/19 04:21:49 lukem Exp $ +.\" +.\" Copyright (c) 1990, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the University of +.\" California, Berkeley and its contributors. +.\" 4. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" @(#)lorder.1 8.2 (Berkeley) 4/28/95 +.\" +.Dd April 28, 1995 +.Dt LORDER 1 +.Os +.Sh NAME +.Nm lorder +.Nd list dependencies for object files +.Sh SYNOPSIS +.Nm +.Ar +.Sh DESCRIPTION +The +.Nm +utility uses +.Xr nm 1 +to determine interdependencies in the list of object files +specified on the command line. +.Nm +outputs a list of file names where the first file contains a symbol +which is defined by the second file. +.Pp +The output is normally used with +.Xr tsort 1 +when a library is created to determine the optimum ordering of the +object modules so that all references may be resolved in a single +pass of the loader. +.Sh EXAMPLES +.Bd -literal -offset indent +ar cr library.a `lorder ${OBJS} | tsort` +.Ed +.Sh SEE ALSO +.Xr ar 1 , +.Xr ld 1 , +.Xr nm 1 , +.Xr ranlib 1 , +.Xr tsort 1 +.Sh HISTORY +An +.Nm +utility appeared in +.At v7 . diff --git a/developer_cmds/lorder/lorder.sh b/developer_cmds/lorder/lorder.sh new file mode 100644 index 0000000..b6ed479 --- /dev/null +++ b/developer_cmds/lorder/lorder.sh @@ -0,0 +1,104 @@ +#!/bin/sh - +# $NetBSD: lorder.sh,v 1.7 1998/04/09 05:28:07 fair Exp $ +# +# Copyright (c) 1990, 1993 +# The Regents of the University of California. All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# 3. All advertising materials mentioning features or use of this software +# must display the following acknowledgement: +# This product includes software developed by the University of +# California, Berkeley and its contributors. +# 4. Neither the name of the University nor the names of its contributors +# may be used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# +# @(#)lorder.sh 8.1 (Berkeley) 6/6/93 +# + +# If the user has set ${NM} then we use it, otherwise we use 'nm'. +# We try to find the compiler in the user's path, and if that fails we +# try to find it in the default path. If we can't find it, we punt. +# Once we find it, we canonicalize its name and set the path to the +# default path so that other commands we use are picked properly. + +if ! type "${NM:=nm}" > /dev/null 2>&1; then + PATH=/bin:/usr/bin + export PATH + if ! type "${NM}" > /dev/null 2>&1; then + echo "lorder: ${NM}: not found" + exit 1 + fi +fi +cmd='set `type "${NM}"` ; eval echo \$$#' +NM=`eval $cmd` + +# only one argument is a special case, just output the name twice +case $# in + 0) + echo "usage: lorder file ..."; + exit ;; + 1) + echo $1 $1; + exit ;; +esac + +# temporary files +R=/tmp/_reference_$$ +S=/tmp/_symbol_$$ + +# remove temporary files on HUP, INT, QUIT, PIPE, TERM +trap "rm -f $R $S; exit 1" 1 2 3 13 15 + +# if the line ends in a colon, assume it's the first occurrence of a new +# object file. Echo it twice, just to make sure it gets into the output. +# +# if the line has " T " or " D " it's a globally defined symbol, put it +# into the symbol file. +# +# if the line has " U " it's a globally undefined symbol, put it into +# the reference file. +(for file in $* ; do echo $file":" ; done ; $NM -go $*) | sed " + /:$/ { + s/:// + s/.*/& &/ + p + d + } + / [TDGR] / { + s/:.* [TDGR] / / + w $S + d + } + / U / { + s/:.* U / / + w $R + } + d +" + +# sort symbols and references on the first field (the symbol) +# join on that field, and print out the file names. +sort -k 2 $R -o $R +sort -k 2 $S -o $S +join -j 2 -o "1.1 2.1" $R $S +rm -f $R $S |