1 files changed, 15 insertions, 2 deletions
diff --git a/kernel/sys.c b/kernel/sys.c
index 986c4dd..cfe9483 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1,6 +1,7 @@
 #include <errno.h>
 #include <kernel/con.h>
 #include <kernel/sched.h>
+#include <kernel/serial.h>
 #include <signal.h>
 #include <stdint.h>
 #include <stdio.h>
@@ -10,14 +11,15 @@
 
 int sys_puts(char *s) {
   char buf[8];
-  sprintf(buf, "[%04x] ", ctask->pid);
 
   if(ctask->ctty < 0)
     return EOF;
 
+  sprintf(buf, "[%04x] ", ctask->pid);
+
   switch(ctask->ctty) {
     case 1:
-      rsputs(buf);
+      /* rsputs(buf); */
       return rsputs(s);
       break;
     default:
@@ -77,6 +79,17 @@ int sys_ctty(int ctty) {
   return 0;
 }
 
+ssize_t sys_read(void *buf, size_t len) {
+  switch(ctask->ctty) {
+    case 1:
+      return rsread(buf, len);
+      break;
+    default:
+      return -EBADF;
+      break;
+  }
+}
+
 int sys_dummy(void) {
   return -ENOSYS;
 }