96 lines
2.5 KiB
C
96 lines
2.5 KiB
C
/* $Id$ */
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/* Copyright (c) 2010-2021 Pierre Pronchery <khorben@defora.org> */
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/* This file is part of DeforaOS System Loader */
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/* All rights reserved.
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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 are
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* met:
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*
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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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*
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* 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
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include "common.h"
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#include "ldd.h"
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#ifndef PROGNAME_LDD
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# define PROGNAME_LDD "ldd"
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#endif
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/* private */
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/* prototypes */
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static int _ldd_unsupported(char const * filename, char const * ldpath);
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static int _usage(void);
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/* public */
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/* functions */
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/* main */
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int main(int argc, char * argv[])
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{
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int ret = 0;
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int o;
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int i;
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char const * ldpath;
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while((o = getopt(argc, argv, "")) != -1)
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switch(o)
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{
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default:
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return _usage();
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}
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if(optind == argc)
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return _usage();
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ldpath = getenv("LD_LIBRARY_PATH");
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for(i = optind; i < argc; i++)
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#if defined(__ELF__)
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ret |= ldd_elf(argv[i], ldpath);
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#else
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ret |= _ldd_unsupported(argv[i], ldpath);
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#endif
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return (ret == 0) ? 0 : 2;
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}
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/* private */
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/* functions */
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/* ldd_unsupported */
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static int _ldd_unsupported(char const * filename, char const * ldpath)
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{
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(void) ldpath;
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return -error(filename, "Unsupported file format", 1);
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}
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/* usage */
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static int _usage(void)
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{
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fputs("Usage: " PROGNAME_LDD " filename...\n", stderr);
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return 1;
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}
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