mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
b1f1136175
* elf/elf.h (STN_UNDEF): New macro (distinct from SHN_UNDEF, though both are zero). * elf/dlfcn.h: New file.
50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
/* dlfcn.h -- User functions for run-time dynamic loading.
|
|
Copyright (C) 1995 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., 675 Mass Ave,
|
|
Cambridge, MA 02139, USA. */
|
|
|
|
#ifndef _DLFCN_H
|
|
#define _DLFCN_H 1
|
|
|
|
|
|
/* Type of the second argument to `dlopen'. */
|
|
typedef enum
|
|
{
|
|
RTLD_LAZY = 1, /* Lazy function call binding. */
|
|
RTLD_NOW = 2 /* Immediate function call binding. */
|
|
} dl_open_mode;
|
|
|
|
/* 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 (const char *__file, dl_open_mode);
|
|
|
|
/* Unmap and close a shared object opened by `dlopen'.
|
|
The handle cannot be used again after calling `dlclose'. */
|
|
extern int dlclose (void *__handle);
|
|
|
|
/* Find the run-time address in the shared object HANDLE refers to
|
|
of the symbol called NAME. */
|
|
extern void *dlsym (void *__handle, const char *__name);
|
|
|
|
/* 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 (void);
|
|
|
|
|
|
#endif /* dlfcn.h */
|