1.\" $NetBSD: ldd.1,v 1.2 1995/10/08 23:39:58 pk Exp $ 2.\" 3.\" Copyright (c) 1993 Paul Kranenburg 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. All advertising materials mentioning features or use of this software 15.\" must display the following acknowledgement: 16.\" This product includes software developed by Paul Kranenburg. 17.\" 3. The name of the author may not be used to endorse or promote products 18.\" derived from this software without specific prior written permission 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30.\" 31.Dd October 22, 1993 32.Dt LDD 1 33.Os NetBSD 34.Sh NAME 35.Nm ldd 36.Nd list dynamic object dependencies 37.Sh SYNOPSIS 38.Nm ldd 39.Op Fl f Ar format 40.Ar program ... 41.Sh DESCRIPTION 42.Nm ldd 43displays all shared objects that are needed to run the given program. 44Contrary to nm(1), the list includes 45.Dq indirect 46depedencies that are the result of needed shared objects which themselves 47depend on yet other shared objects. 48Zero, one or two 49.Fl f 50options may be given. The argument is a format string passed to 51.Xr rtld 1 52and allows customization of 53.Nm ldd Ns 's 54output. See 55.Xr rtld 1 56for a list of recognised conversion characters. 57.Sh SEE ALSO 58.Xr ld 1 , 59.Xr ld.so 1 , 60.Xr nm 1 61.Sh HISTORY 62A 63.Nm ldd 64utility first appeared in SunOS 4.0, it appeared in its current form 65in NetBSD 0.9a. 66