ldd has moved to `src/usr.bin/ldd/ldd_aout'
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pk
parent
96868862ca
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6dc44fab77
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# $NetBSD: Makefile,v 1.6 1997/06/23 13:25:57 mrg Exp $
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.if (${MACHINE_ARCH} == "i386") || \
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(${MACHINE_ARCH} == "m68k") || \
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(${MACHINE_ARCH} == "ns32k") || \
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(${MACHINE_ARCH} == "sparc") || \
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(${MACHINE_ARCH} == "vax") || \
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(${MACHINE_ARCH} == "arm32")
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PROG= ldd
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SRCS= ldd.c
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BINDIR= /usr/bin
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.endif
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MAN= ldd.1
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.include <bsd.prog.mk>
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@ -1,75 +0,0 @@
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.\" $NetBSD: ldd.1,v 1.4 1998/09/05 13:08:40 pk Exp $
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.\"
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.\" Copyright (c) 1998 The NetBSD Foundation, Inc.
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.\" All rights reserved.
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.\"
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.\" This code is derived from software contributed to The NetBSD Foundation
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.\" by Paul Kranenburg.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by the NetBSD
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.\" Foundation, Inc. and its contributors.
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.\" 4. Neither the name of The NetBSD Foundation nor the names of its
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.\" contributors may be used to endorse or promote products derived
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.\" from this software without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.Dd October 22, 1993
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.Dt LDD 1
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.Os NetBSD
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.Sh NAME
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.Nm ldd
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.Nd list dynamic object dependencies
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.Sh SYNOPSIS
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.Nm
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.Op Fl f Ar format
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.Ar program ...
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.Sh DESCRIPTION
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.Nm
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displays all shared objects that are needed to run the given program.
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Contrary to
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.Xr nm 1 ,
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the list includes
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.Dq indirect
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depedencies that are the result of needed shared objects which themselves
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depend on yet other shared objects.
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Zero, one or two
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.Fl f
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options may be given. The argument is a format string passed to
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.Xr rtld 1
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and allows customization of
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.Nm ldd Ns 's
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output.
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See
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.Xr rtld 1
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for a list of recognised conversion characters.
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.Sh SEE ALSO
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.Xr ld 1 ,
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.Xr ld.so 1 ,
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.Xr nm 1
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.Sh HISTORY
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A
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.Nm
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utility first appeared in SunOS 4.0, it appeared in its current form
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in
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.Nx 0.9a .
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@ -1,160 +0,0 @@
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/* $NetBSD: ldd.c,v 1.15 1998/09/05 13:08:41 pk Exp $ */
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Paul Kranenburg.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
|
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/file.h>
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#include <sys/time.h>
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#include <sys/resource.h>
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#include <sys/wait.h>
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#include <a.out.h>
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#include <err.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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void
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usage()
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{
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extern char *__progname;
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fprintf(stderr, "Usage: %s <filename> ...\n", __progname);
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exit(1);
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}
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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char *fmt1 = NULL, *fmt2 = NULL;
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int rval;
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int c;
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while ((c = getopt(argc, argv, "f:")) != EOF) {
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switch (c) {
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case 'f':
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if (fmt1) {
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if (fmt2)
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errx(1, "Too many formats");
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fmt2 = optarg;
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} else
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fmt1 = optarg;
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break;
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default:
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usage();
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/*NOTREACHED*/
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}
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}
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argc -= optind;
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argv += optind;
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if (argc <= 0) {
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usage();
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/*NOTREACHED*/
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}
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/* ld.so magic */
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setenv("LD_TRACE_LOADED_OBJECTS", "", 1);
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if (fmt1)
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setenv("LD_TRACE_LOADED_OBJECTS_FMT1", fmt1, 1);
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if (fmt2)
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setenv("LD_TRACE_LOADED_OBJECTS_FMT2", fmt2, 1);
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rval = 0;
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while (argc--) {
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int fd;
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struct exec hdr;
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int status;
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if ((fd = open(*argv, O_RDONLY, 0)) < 0) {
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warn("%s", *argv);
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rval |= 1;
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argv++;
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continue;
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}
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if (read(fd, &hdr, sizeof hdr) != sizeof hdr
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|| (N_GETFLAG(hdr) & EX_DPMASK) != EX_DYNAMIC
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#if 1 /* Compatibility */
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|| hdr.a_entry < N_PAGSIZ(hdr)
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#endif
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) {
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warnx("%s: not a dynamic executable", *argv);
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(void)close(fd);
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rval |= 1;
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argv++;
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continue;
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}
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(void)close(fd);
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setenv("LD_TRACE_LOADED_OBJECTS_PROGNAME", *argv, 1);
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if (fmt1 == NULL && fmt2 == NULL)
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/* Default formats */
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printf("%s:\n", *argv);
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fflush(stdout);
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switch (fork()) {
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case -1:
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err(1, "fork");
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break;
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default:
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if (wait(&status) <= 0) {
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warn("wait");
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rval |= 1;
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} else if (WIFSIGNALED(status)) {
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fprintf(stderr, "%s: signal %d\n",
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*argv, WTERMSIG(status));
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rval |= 1;
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} else if (WIFEXITED(status) && WEXITSTATUS(status)) {
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fprintf(stderr, "%s: exit status %d\n",
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*argv, WEXITSTATUS(status));
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rval |= 1;
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}
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break;
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case 0:
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rval |= execl(*argv, *argv, NULL) != 0;
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perror(*argv);
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_exit(1);
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}
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argv++;
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}
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return rval;
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}
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