xref: /minix3/minix/lib/libc/sys/init.c (revision 433d6423c39e34ec4b79c950597bb2d236f886be)
1*433d6423SLionel Sambuc 
2*433d6423SLionel Sambuc #include <stdio.h>
3*433d6423SLionel Sambuc #include <minix/ipc.h>
4*433d6423SLionel Sambuc 
5*433d6423SLionel Sambuc /* Minix kernel info, IPC functions pointers */
6*433d6423SLionel Sambuc struct minix_kerninfo *_minix_kerninfo = NULL;
7*433d6423SLionel Sambuc 
8*433d6423SLionel Sambuc void    __minix_init(void) __attribute__((__constructor__, __used__));
9*433d6423SLionel Sambuc 
10*433d6423SLionel Sambuc struct minix_ipcvecs _minix_ipcvecs = {
11*433d6423SLionel Sambuc 	.sendrec	= _ipc_sendrec_intr,
12*433d6423SLionel Sambuc 	.send		= _ipc_send_intr,
13*433d6423SLionel Sambuc 	.notify		= _ipc_notify_intr,
14*433d6423SLionel Sambuc 	.senda		= _ipc_senda_intr,
15*433d6423SLionel Sambuc 	.sendnb		= _ipc_sendnb_intr,
16*433d6423SLionel Sambuc 	.receive	= _ipc_receive_intr,
17*433d6423SLionel Sambuc 	.do_kernel_call	= _do_kernel_call_intr,
18*433d6423SLionel Sambuc };
19*433d6423SLionel Sambuc 
20*433d6423SLionel Sambuc void __minix_init(void)
21*433d6423SLionel Sambuc {
22*433d6423SLionel Sambuc 	if((get_minix_kerninfo(&_minix_kerninfo) != 0) ||
23*433d6423SLionel Sambuc 		(_minix_kerninfo->kerninfo_magic != KERNINFO_MAGIC))
24*433d6423SLionel Sambuc 	{
25*433d6423SLionel Sambuc 		_minix_kerninfo = NULL;
26*433d6423SLionel Sambuc 	}
27*433d6423SLionel Sambuc 	else if((_minix_kerninfo->ki_flags & MINIX_KIF_IPCVECS) &&
28*433d6423SLionel Sambuc 		(_minix_kerninfo->minix_ipcvecs != NULL))
29*433d6423SLionel Sambuc 	{
30*433d6423SLionel Sambuc 		_minix_ipcvecs = *_minix_kerninfo->minix_ipcvecs;
31*433d6423SLionel Sambuc 	}
32*433d6423SLionel Sambuc }
33*433d6423SLionel Sambuc 
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