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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.
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
/* Copyright (C) 1991, 1992, 1995, 1996, 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 <errno.h>
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#include <stdlib.h>
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#include <unistd.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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__volatile int __errno = 0;
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strong_alias (__errno, errno)
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extern void __libc_init __P ((int argc, char **argv, char **envp));
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extern int main __P ((int argc, char **argv, char **envp));
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/* Use the stack pointer to access the arguments. This assumes that
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we can guess how big the frame will be. */
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register long int sp asm("sp");
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#ifdef __OPTIMIZE__
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#define STACKSIZE 8
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#else
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#define STACKSIZE 10
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#endif
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void
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__start ()
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{
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int argc;
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char **argv, **envp;
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/* Set up the global pointer. */
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asm volatile ("la $28,_gp");
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argc = ((int *) sp)[STACKSIZE];
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argv = (char **) &((int *) sp)[STACKSIZE + 1];
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envp = &argv[argc + 1];
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__environ = envp;
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__libc_init (argc, argv, envp);
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errno = 0;
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exit (main (argc, argv, envp));
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}
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