From d15f0d1033a7da6448966d9626ec2776781e4188 Mon Sep 17 00:00:00 2001
From: kaashoek <kaashoek>
Date: Mon, 14 Aug 2006 03:00:13 +0000
Subject: start on mkdir stat

---
 syscall.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'syscall.c')

diff --git a/syscall.c b/syscall.c
index 5cfc20b..0ef2670 100644
--- a/syscall.c
+++ b/syscall.c
@@ -289,6 +289,31 @@ sys_mknod(void)
   return (nip == 0) ? -1 : 0;
 }
 
+int
+sys_mkdir(void)
+{
+  struct proc *cp = curproc[cpu()];
+  struct inode *nip;
+  uint arg0;
+  int l;
+
+  if(fetcharg(0, &arg0) < 0) 
+    return -1;
+
+  if((l = checkstring(arg0)) < 0)
+    return -1;
+
+  if(l >= DIRSIZ)
+    return -1;
+
+  nip = mknod (cp->mem + arg0, T_DIR, 0, 0);
+
+  // XXX put . and .. in
+
+  iput(nip);
+  return (nip == 0) ? -1 : 0;
+}
+
 int
 sys_unlink(void)
 {
@@ -561,6 +586,9 @@ syscall(void)
   case SYS_link:
     ret = sys_link();
     break;
+  case SYS_mkdir:
+    ret = sys_mkdir();
+    break;
   default:
     cprintf("unknown sys call %d\n", num);
     // XXX fault
-- 
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