glibc/sysdeps/generic/framestate.c
Ulrich Drepper f5bf21a780 Update.
Unify symbols in user namespace exported by libc.so and libc.a.
	* argp/argp-fmtstream.c: Don't define argp_make_fmtstream,
	argp_fmtstream_free, and argp_fmtstream_printf.
	* argp/argp-fs-xinl.c: Don't define argp_fmtstream_putc,
	argp_fmtstream_puts, argp_fmtstream_write, argp_fmtstream_set_lmargin,
	argp_fmtstream_set_rmargin, argp_fmtstream_set_wmargin, and
	argp_fmtstream_point.
	* gmon/gmon.c: Don't define write_profiling.
	* libio/genops.c: Don't define _cleanup.

	* intl/explodename.c (_nl_find_language.c): Mark as static.
	* intl/loadinfo.h: Remove _nl_find_language prototype.

	* libio/fileops.c (_IO_file_seekoff_maybe_mmap): Mark as static.
	* libio/libioP.h: Remove declaration.

	* libio/iopopen.c (_IO_proc_jumps): Mark as static.
	* libio/libioP.h: Remove declaration.

	* sysdeps/generic/unwind-dw2.c: Mark __frame_state_for with STATIC.
	* sysdeps/generic/framestate.c: Define STATIC before including
	unwind-dw2.c.
2003-01-08 06:49:39 +00:00

49 lines
1.7 KiB
C

/* __frame_state_for unwinder helper function wrapper.
Copyright (C) 2001, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2001.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <dlfcn.h>
#include <stdlib.h>
#define STATIC static
#define __frame_state_for fallback_frame_state_for
#include <unwind-dw2.c>
#undef __frame_state_for
typedef struct frame_state * (*framesf)(void *pc, struct frame_state *);
struct frame_state *__frame_state_for (void *pc,
struct frame_state *frame_state);
struct frame_state *
__frame_state_for (void *pc, struct frame_state *frame_state)
{
static framesf frame_state_for;
if (frame_state_for == NULL)
{
void *handle = __libc_dlopen ("libgcc_s.so.1");
if (handle == NULL
|| (frame_state_for
= (framesf) __libc_dlsym (handle, "__frame_state_for")) == NULL)
frame_state_for = fallback_frame_state_for;
}
return frame_state_for (pc, frame_state);
}