mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-05 19:21:05 +00:00
76 lines
2.6 KiB
C
76 lines
2.6 KiB
C
/* Copyright (C) 1991,1992,1995,1996,1997,2004 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 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.
|
|
|
|
In addition to the permissions in the GNU Lesser General Public
|
|
License, the Free Software Foundation gives you unlimited
|
|
permission to link the compiled version of this file with other
|
|
programs, and to distribute those programs without any restriction
|
|
coming from the use of this file. (The GNU Lesser General Public
|
|
License restrictions do apply in other respects; for example, they
|
|
cover modification of the file, and distribution when not linked
|
|
into another program.)
|
|
|
|
Note that people who make modified versions of this file are not
|
|
obligated to grant this special exception for their modified
|
|
versions; it is their choice whether to do so. The GNU Lesser
|
|
General Public License gives permission to release a modified
|
|
version without this exception; this exception also makes it
|
|
possible to release a modified version which carries forward this
|
|
exception.
|
|
|
|
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 <errno.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
|
|
#ifndef __GNUC__
|
|
#error This file uses GNU C extensions; you must compile with GCC.
|
|
#endif
|
|
|
|
/* The first piece of initialized data. */
|
|
int __data_start = 0;
|
|
|
|
extern void __libc_init (int argc, char **argv, char **envp);
|
|
extern int main (int argc, char **argv, char **envp);
|
|
|
|
/* Use the stack pointer to access the arguments. This assumes that
|
|
we can guess how big the frame will be. */
|
|
register long int sp asm("sp");
|
|
#ifdef __OPTIMIZE__
|
|
#define STACKSIZE 8
|
|
#else
|
|
#define STACKSIZE 10
|
|
#endif
|
|
|
|
void
|
|
__start ()
|
|
{
|
|
int argc;
|
|
char **argv, **envp;
|
|
|
|
/* Set up the global pointer. */
|
|
asm volatile ("la $28,_gp");
|
|
argc = ((int *) sp)[STACKSIZE];
|
|
argv = (char **) &((int *) sp)[STACKSIZE + 1];
|
|
envp = &argv[argc + 1];
|
|
__environ = envp;
|
|
|
|
__libc_init (argc, argv, envp);
|
|
errno = 0;
|
|
exit (main (argc, argv, envp));
|
|
}
|