xv6-cs450/sh.c
rtm 4357207237 fix getblk to actually lock the block
no more cons_put system calls
usertests tests two processes writing files
2006-08-12 11:38:57 +00:00

30 lines
428 B
C

#include "user.h"
#include "types.h"
#include "fs.h"
#include "fcntl.h"
char *args[100];
int
main(void)
{
char buf[128];
int pid;
while(1){
puts("$ ");
gets(buf, sizeof(buf));
if(buf[0] == '\0')
continue;
pid = fork();
if(pid == 0){
args[0] = buf;
args[1] = 0;
exec(buf, args);
printf(1, "%s: not found\n", buf);
exit();
}
if(pid > 0)
wait();
}
}