xref: /openbsd/usr.bin/lorder/lorder.1 (revision 3cab2bb3)
1.\"	$OpenBSD: lorder.1,v 1.10 2015/03/22 08:31:13 jmc Exp $
2.\"	$NetBSD: lorder.1,v 1.5 1995/08/31 22:42:44 jtc Exp $
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31.\"     @(#)lorder.1	8.2 (Berkeley) 4/28/95
32.\"
33.Dd $Mdocdate: March 22 2015 $
34.Dt LORDER 1
35.Os
36.Sh NAME
37.Nm lorder
38.Nd list dependencies for object files
39.Sh SYNOPSIS
40.Nm lorder
41.Ar
42.Sh DESCRIPTION
43The
44.Nm
45utility uses
46.Xr nm 1
47to determine interdependencies in the list of object files
48specified on the command line.
49.Nm
50outputs a list of file names where the first file contains a symbol
51which is defined by the second file.
52.Pp
53The output is normally used with
54.Xr tsort 1
55when a library is created to determine the optimum ordering of the
56object modules so that all references may be resolved in a single
57pass of the loader.
58.Sh ENVIRONMENT
59.Bl -tag -width Ds
60.It Ev NM
61Path to
62.Xr nm 1
63executable to use.
64Defaults to
65.Sq nm .
66.El
67.Sh EXAMPLES
68.Bd -literal
69$ ar cr library.a `lorder ${OBJS} | tsort`
70.Ed
71.Sh SEE ALSO
72.Xr ar 1 ,
73.Xr ld 1 ,
74.Xr nm 1 ,
75.Xr ranlib 1 ,
76.Xr tsort 1
77.Sh HISTORY
78An
79.Nm
80utility appeared in
81.At v7 .
82