minix/lib/libc/sys-minix/init.c

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#include <stdio.h>
#include <minix/ipc.h>
/* Minix kernel info, IPC functions pointers */
struct minix_kerninfo *_minix_kerninfo = NULL;
void __minix_init(void) __attribute__((__constructor__, __used__));
struct minix_ipcvecs _minix_ipcvecs = {
.sendrec = _ipc_sendrec_intr,
.send = _ipc_send_intr,
.notify = _ipc_notify_intr,
.senda = _ipc_senda_intr,
.sendnb = _ipc_sendnb_intr,
.receive = _ipc_receive_intr,
.do_kernel_call = _do_kernel_call_intr,
};
void __minix_init(void)
{
if((get_minix_kerninfo(&_minix_kerninfo) != 0) ||
(_minix_kerninfo->kerninfo_magic != KERNINFO_MAGIC))
{
_minix_kerninfo = NULL;
}
else if((_minix_kerninfo->ki_flags & MINIX_KIF_IPCVECS) &&
(_minix_kerninfo->minix_ipcvecs != NULL))
{
_minix_ipcvecs = *_minix_kerninfo->minix_ipcvecs;
}
}