case SYS_sendto: return sys_sendto(a,b,c,d,e,f);
case SYS_recvfrom: return sys_recvfrom(a,b,c,d,e,f);
case SYS_select: return sys_select(a,b,c,d,e);
-
+ case SYS_access: return sys_access(a,b);
+ case SYS_realpath: return sys_realpath(a,b);
+
default: return super._syscall(syscall,a,b,c,d,e,f);
}
}
private int sys_getppid() {
return parent == null ? 1 : parent.pid;
}
+
+
+ private int sys_access(int cstring, int mode) {
+ // FEATURE: sys_access
+ return 0;
+ }
+
+ private int sys_realpath(int inAddr, int outAddr) throws FaultException {
+ String s = normalizePath(cstring(inAddr));
+ byte[] b = getNullTerminatedBytes(s);
+ if(b.length > PATH_MAX) return -ERANGE;
+ copyout(b,outAddr,b.length);
+ return 0;
+ }
// FEATURE: Signal handling
// check flag only on backwards jumps to basic blocks without compulsatory checks