30 lines
587 B
C
30 lines
587 B
C
|
#include <inc/lib.h>
|
||
|
|
|
||
|
|
void
|
||
|
|
umain(int argc, char **argv)
|
||
|
|
{
|
||
|
|
int fd, n, r;
|
||
|
|
char buf[512+1];
|
||
|
|
|
||
|
|
binaryname = "icode";
|
||
|
|
|
||
|
|
cprintf("icode startup\n");
|
||
|
|
|
||
|
|
cprintf("icode: open /motd\n");
|
||
|
|
if ((fd = open("/motd", O_RDONLY)) < 0)
|
||
|
|
panic("icode: open /motd: %e", fd);
|
||
|
|
|
||
|
|
cprintf("icode: read /motd\n");
|
||
|
|
while ((n = read(fd, buf, sizeof buf-1)) > 0)
|
||
|
|
sys_cputs(buf, n);
|
||
|
|
|
||
|
|
cprintf("icode: close /motd\n");
|
||
|
|
close(fd);
|
||
|
|
|
||
|
|
cprintf("icode: spawn /init\n");
|
||
|
|
if ((r = spawnl("/init", "init", "initarg1", "initarg2", (char*)0)) < 0)
|
||
|
|
panic("icode: spawn /init: %e", r);
|
||
|
|
|
||
|
|
cprintf("icode: exiting\n");
|
||
|
|
}
|