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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
88 lines
2.4 KiB
C
88 lines
2.4 KiB
C
/* Copyright (C) 1992, 1993, 1994, 1995, 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <stddef.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <unistd.h>
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#include <sysdep.h>
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#ifndef __GNUC__
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#error This file uses GNU C extensions; you must compile with GCC.
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#endif
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/* The first piece of initialized data. */
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int __data_start = 0;
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#ifndef _HURD_THREADVAR_H
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volatile int errno;
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#endif
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extern void __mach_init (void);
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extern void __libc_init (int argc, char **argv, char **envp);
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extern int main (int argc, char **argv, char **envp);
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/* These are uninitialized common definitions so they will be zero
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by default. If the user links in C threads, that will provide initialized
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definitions that override these. */
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void *(*_cthread_init_routine) (void); /* Returns new SP to use. */
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void (*_cthread_exit_routine) (int status);
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/* These are for communication from _start to start1,
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where we cannot use the stack for anything. */
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static int start_argc;
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static char **start_argv;
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/* _start calls this on the new stack. */
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static volatile void
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start1 (void)
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{
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__libc_init (start_argc, start_argv, __environ);
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(_cthread_exit_routine != NULL ? *_cthread_exit_routine : exit)
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(main (start_argc, start_argv, __environ));
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/* Should never get here. */
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LOSE;
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}
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#ifndef START_ARGS
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#define START_ARGS void
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#endif
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#ifdef START_MACHDEP
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START_MACHDEP
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#define _start _start0
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#endif
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void
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_start (START_ARGS)
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{
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SNARF_ARGS (start_argc, start_argv, __environ);
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__mach_init ();
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if (_cthread_init_routine != NULL)
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CALL_WITH_SP (start1, (*_cthread_init_routine) ());
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else
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start1 ();
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/* Should never get here. */
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LOSE;
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}
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