freebsd-dev/lib/csu/alpha/crt1.c
John Birrell fbb2bc058d Import a sanitized version of jdp's crt1.c from i386-elf. I have removed
the rtld code pending implementation on the alpha.

The csu/i386-elf should be renamed as csu/elf and this directory
trashed. Consider this a temporary implementation.
1998-03-10 06:56:16 +00:00

64 lines
1.9 KiB
C

/*-
* Copyright 1996-1998 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: crt1.c,v 1.1.1.1 1998/03/07 20:27:10 jdp Exp $
*/
#ifndef __GNUC__
#error "GCC is needed to compile this file"
#endif
#include <stdlib.h>
typedef void (*fptr)(void);
extern void _fini(void);
extern void _init(void);
extern int main(int, char **, char **);
extern int _DYNAMIC;
#pragma weak _DYNAMIC
char **environ;
char *__progname = "";
void
_start(char *arguments, ...)
{
int argc;
char **argv;
char **env;
argv = &arguments;
argc = * (int *) (argv - 1);
env = argv + argc + 1;
environ = env;
if(argc > 0)
__progname = argv[0];
atexit(_fini);
_init();
exit( main(argc, argv, env) );
}