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Diffstat (limited to 'elf/dlfcn.h')
| -rw-r--r-- | elf/dlfcn.h | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/elf/dlfcn.h b/elf/dlfcn.h deleted file mode 100644 index 76fdc3c1c9..0000000000 --- a/elf/dlfcn.h +++ /dev/null @@ -1,100 +0,0 @@ -/* User functions for run-time dynamic loading. - Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifndef _DLFCN_H -#define _DLFCN_H 1 - -#include <features.h> -#define __need_NULL -#include <stddef.h> - -/* Collect various system dependent definitions and declarations. */ -#include <bits/dlfcn.h> - -/* If the first argument of `dlsym' or `dlvsym' is set to RTLD_NEXT - the run-time address of the symbol called NAME in the next shared - object is returned. The "next" relation is defined by the order - the shared objects were loaded. */ -#define RTLD_NEXT ((void *) -1l) - -/* If the first argument to `dlsym' or `dlvsym' is set to RTLD_DEFAULT - the run-time address of the symbol called NAME in the global scope - is returned. */ -#define RTLD_DEFAULT NULL - -__BEGIN_DECLS - -/* Open the shared object FILE and map it in; return a handle that can be - passed to `dlsym' to get symbol values from it. */ -extern void *dlopen __P ((__const char *__file, int __mode)); - -/* Unmap and close a shared object opened by `dlopen'. - The handle cannot be used again after calling `dlclose'. */ -extern int dlclose __P ((void *__handle)); - -/* Find the run-time address in the shared object HANDLE refers to - of the symbol called NAME. */ -extern void *dlsym __P ((void *__restrict __handle, - __const char *__restrict __name)); - -#ifdef __USE_GNU -/* Find the run-time address in the shared object HANDLE refers to - of the symbol called NAME with VERSION. */ -extern void *dlvsym __P ((void *__restrict __handle, - __const char *__restrict __name, - __const char *__restrict __version)); -#endif - -/* When any of the above functions fails, call this function - to return a string describing the error. Each call resets - the error string so that a following call returns null. */ -extern char *dlerror __P ((void)); - -#ifdef __USE_GNU -/* Fill in *INFO with the following information about ADDRESS. - Returns 0 iff no shared object's segments contain that address. */ -typedef struct - { - __const char *dli_fname; /* File name of defining object. */ - void *dli_fbase; /* Load address of that object. */ - __const char *dli_sname; /* Name of nearest symbol. */ - void *dli_saddr; /* Exact value of nearest symbol. */ - } Dl_info; -extern int dladdr __P ((const void *__address, Dl_info *__info)); - -/* To support profiling of shared objects it is a good idea to call - the function found using `dlsym' using the following macro since - these calls do not use the PLT. But this would mean the dynamic - loader has no chance to find out when the function is called. The - macro applies the necessary magic so that profiling is possible. - Rewrite - foo = (*fctp) (arg1, arg2); - into - foo = DL_CALL_FCT (fctp, (arg1, arg2)); -*/ -# define DL_CALL_FCT(fctp, args) \ - (_dl_mcount_wrapper_check (fctp), (*(fctp)) args) - -/* This function calls the profiling functions. */ -extern void _dl_mcount_wrapper_check __P ((void *__selfpc)); -#endif - -__END_DECLS - -#endif /* dlfcn.h */ |