78b105698a
Based on the patch supplied by Takuya Shiozaki <tshiozak@astec.co.jp>. See http://mail-index.netbsd.org/tech-userlevel/2000/02/23/0000.html.
100 lines
2.7 KiB
C
100 lines
2.7 KiB
C
/* $NetBSD: dlfcn_stubs.c,v 1.1 2000/04/02 15:35:52 minoura Exp $ */
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/*
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* Copyright (c) 1995 Christopher G. Demetriou
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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
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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 Christopher G. Demetriou
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* NOT A STANDALONE FILE!
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*/
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void *
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dlopen(name, mode)
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const char *name;
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int mode;
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{
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if (__mainprog_obj == NULL)
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return NULL;
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return (__mainprog_obj->dlopen)(name, mode);
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}
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int
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dlclose(fd)
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void *fd;
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{
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if (__mainprog_obj == NULL)
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return -1;
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return (__mainprog_obj->dlclose)(fd);
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}
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void *
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dlsym(fd, name)
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void *fd;
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const char *name;
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{
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if (__mainprog_obj == NULL)
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return NULL;
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return (__mainprog_obj->dlsym)(fd, name);
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}
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#if 0 /* not supported for ELF shlibs, apparently */
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int
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dlctl(fd, cmd, arg)
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void *fd, *arg;
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int cmd;
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{
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if (__mainprog_obj == NULL)
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return -1;
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return (__mainprog_obj->dlctl)(fd, cmd, arg);
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}
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#endif
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__aconst char *
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dlerror()
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{
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if (__mainprog_obj == NULL)
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return ("Dynamic linker interface not available");
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return (__mainprog_obj->dlerror)();
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}
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int
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dladdr(const void *addr, Dl_info *dli)
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{
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if (__mainprog_obj == NULL)
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return -1;
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return (__mainprog_obj->dladdr)(addr, dli);
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}
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