Parallelize in_ifaddrhead operation
[dragonfly.git] / lib / csu / amd64 / crt1.c
blob8d6f1630da2f4005c812be3c880665be416bb41b
1 /* LINTLIBRARY */
2 /*-
3 * Copyright 1996-1998 John D. Polstra.
4 * All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 * $FreeBSD: src/lib/csu/amd64/crt1.c,v 1.13 2003/04/30 19:27:07 peter Exp $
27 * $DragonFly: src/lib/csu/amd64/crt1.c,v 1.1 2004/02/02 05:43:13 dillon Exp $
30 #ifndef lint
31 #ifndef __GNUC__
32 #error "GCC is needed to compile this file"
33 #endif
34 #endif /* lint */
36 #include <stdlib.h>
38 #include "libc_private.h"
39 #include "crtbrand.c"
41 extern int _DYNAMIC;
42 #pragma weak _DYNAMIC
44 typedef void (*fptr)(void);
46 extern void _fini(void);
47 extern void _init(void);
48 extern int main(int, char **, char **);
49 extern void _start(char **, void (*)(void));
51 #ifdef GCRT
52 extern void _mcleanup(void);
53 extern void monstartup(void *, void *);
54 extern int eprol;
55 extern int etext;
56 #endif
58 char **environ;
59 const char *__progname = "";
61 /* The entry function. */
62 void
63 _start(char **ap, void (*cleanup)(void))
65 int argc;
66 char **argv;
67 char **env;
68 const char *s;
70 argc = *(long *)(void *)ap;
71 argv = ap + 1;
72 env = ap + 2 + argc;
73 environ = env;
74 if (argc > 0 && argv[0] != NULL) {
75 __progname = argv[0];
76 for (s = __progname; *s != '\0'; s++)
77 if (*s == '/')
78 __progname = s + 1;
81 if (&_DYNAMIC != NULL)
82 atexit(cleanup);
84 #ifdef GCRT
85 atexit(_mcleanup);
86 #endif
87 atexit(_fini);
88 #ifdef GCRT
89 monstartup(&eprol, &etext);
90 #endif
91 _init();
92 exit( main(argc, argv, env) );
95 #ifdef GCRT
96 __asm__(".text");
97 __asm__("eprol:");
98 __asm__(".previous");
99 #endif
101 __asm__(".ident\t\"$DragonFly: src/lib/csu/amd64/crt1.c,v 1.1 2004/02/02 05:43:13 dillon Exp $\"");