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111 lines
2.3 KiB
C
111 lines
2.3 KiB
C
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/* @(#)dlfcn.h 1.4 15/07/13 Copyright 2015 J. Schilling */
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/*
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* Abstraction from dlfcn.h
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*
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* Copyright (c) 2015 J. Schilling
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*/
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/*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* See the file CDDL.Schily.txt in this distribution for details.
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* A copy of the CDDL is also available via the Internet at
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* http://www.opensource.org/licenses/cddl1.txt
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file CDDL.Schily.txt from this distribution.
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*/
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#ifndef _SCHILY_DLFCN_H
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#define _SCHILY_DLFCN_H
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#ifndef _SCHILY_MCONFIG_H
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#include <schily/mconfig.h>
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#endif
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#ifdef HAVE_DLFCN_H
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#ifndef _INCL_DLFCN_H
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#include <dlfcn.h> /* POSIX */
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#define _INCL_DLFCN_H
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#define FOUND_DLFCN_H
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#endif
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#endif
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#ifdef HAVE_DL_H
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#ifndef FOUND_DLFCN_H
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#ifndef _INCL_DL_H
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#include <dl.h> /* HP-UX */
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#define _INCL_DL_H
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#define FOUND_DLFCN_H
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#endif
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#endif
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#endif
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#if defined(HAVE_DLOPEN) && defined(HAVE_DLCLOSE) /* POSIX */
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#define HAVE_LOADABLE_LIBS
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#endif
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#if !defined(HAVE_LOADABLE_LIBS) && defined(HAVE_SHL_LOAD) /* HP-UX */
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#define HAVE_LOADABLE_LIBS
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#endif
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#if !defined(HAVE_LOADABLE_LIBS) && defined(HAVE_LOADLIBRARY) /* Win-DOS */
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#define HAVE_LOADABLE_LIBS
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#endif
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/*
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* dlopen() modes
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*/
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#ifndef RTLD_LAZY /* The only mode in SunOS-4.0 */
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#define RTLD_LAZY 0x00001
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#define RTLD_NOW 0x00002
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#define RTLD_GLOBAL 0x00100
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#define RTLD_LOCAL 0x00000
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#endif
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#ifdef __never_
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/*
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* dlsym() speudo handles
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* These handles are not valid on SunOS-4.0
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*/
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#ifndef RTLD_NEXT
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#define RTLD_NEXT (void *)-1
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#define RTLD_DEFAULT (void *)-2
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#define RTLD_SELF (void *)-3
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#endif
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#endif
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/*
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* dlsym() speudo handle for SunOS-4.0
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*/
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#if defined(HAVE_DLSYM) && !defined(RTLD_SELF)
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#define RTLD_SELF (void *)0
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef HAVE_DLOPEN
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extern void *dlopen __PR((const char *__pathname, int mode));
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#endif
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#ifndef HAVE_DLCLOSE
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extern int dlclose __PR((void *__handle));
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#endif
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#ifndef HAVE_DLSYM
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extern void *dlsym __PR((void *__handle, const char *name));
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#endif
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#ifndef HAVE_DLERROR
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extern const char *dlerror __PR((void));
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SCHILY_DLFCN_H */
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