e83f7ba2c9
. file- and functionality-compatible with previous situation
(FreeBSD csu) (with a crt1.o -> crt0.o symlink in /usr/lib)
. harmonizes source with netbsd
. harmonizes linker invocation (e.g. clang) with netbsd
. helpful to get some arm code in there for the arm port project
95 lines
3.2 KiB
C
95 lines
3.2 KiB
C
/* $NetBSD: common.h,v 1.13 2009/12/14 01:04:02 matt Exp $ */
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/*
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* Copyright (c) 1995 Christopher G. Demetriou
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the
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* NetBSD Project. See http://www.NetBSD.org/ for
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* information about NetBSD.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
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*/
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#include <sys/types.h>
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#include <sys/exec.h>
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#ifndef __minix
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#include <sys/syscall.h>
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#endif
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#include <stdlib.h>
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#ifdef DYNAMIC
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#ifdef __weak_alias
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#define dlopen _dlopen
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#define dlclose _dlclose
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#define dlsym _dlsym
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#define dlerror _dlerror
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#define dladdr _dladdr
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#endif
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#include <dlfcn.h>
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#include "rtld.h"
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#else
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typedef void Obj_Entry;
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#endif
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extern quad_t __syscall(quad_t, ...);
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#define _exit(v) __syscall(SYS_exit, (v))
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#define write(fd, s, n) __syscall(SYS_write, (fd), (s), (n))
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#define _FATAL(str) \
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do { \
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write(2, str, sizeof(str)-1); \
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_exit(1); \
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} while (0)
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static char *_strrchr(char *, int);
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char **environ;
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char *__progname = "";
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struct ps_strings *__ps_strings = 0;
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extern void _init(void);
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extern void _fini(void);
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#ifdef DYNAMIC
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void _rtld_setup(void (*)(void), const Obj_Entry *obj);
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/*
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* Arrange for _DYNAMIC to be weak and undefined (and therefore to show up
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* as being at address zero, unless something else defines it). That way,
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* if we happen to be compiling without -static but with without any
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* shared libs present, things will still work.
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*/
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extern int _DYNAMIC __weak_reference(_DYNAMIC);
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#endif /* DYNAMIC */
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#ifdef MCRT0
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extern void monstartup(u_long, u_long);
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extern void _mcleanup(void);
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extern unsigned char _etext, _eprol;
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#endif /* MCRT0 */
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int main(int, char **, char **);
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