From d4c64e5d434d8b9ef4488dddbe8807aed9fd7e98 Mon Sep 17 00:00:00 2001
From: rsc <rsc>
Date: Wed, 6 Sep 2006 18:06:04 +0000
Subject: [PATCH] writeable => writable

---
 fd.c      | 4 ++--
 fd.h      | 2 +-
 kalloc.c  | 2 +-
 pipe.c    | 8 ++++----
 syscall.c | 6 +++---
 5 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/fd.c b/fd.c
index 2b4db0e..7e7502f 100644
--- a/fd.c
+++ b/fd.c
@@ -58,7 +58,7 @@ fd_alloc(void)
 int
 fd_write(struct fd *fd, char *addr, int n)
 {
-  if(fd->writeable == 0)
+  if(fd->writable == 0)
     return -1;
   if(fd->type == FD_PIPE){
     return pipe_write(fd->pipe, addr, n);
@@ -114,7 +114,7 @@ fd_close(struct fd *fd)
     release(&fd_table_lock);
 
     if(dummy.type == FD_PIPE){
-      pipe_close(dummy.pipe, dummy.writeable);
+      pipe_close(dummy.pipe, dummy.writable);
     } else if(dummy.type == FD_FILE){
       idecref(dummy.ip);
     } else {
diff --git a/fd.h b/fd.h
index 1be1cf0..93f43bb 100644
--- a/fd.h
+++ b/fd.h
@@ -2,7 +2,7 @@ struct fd {
   enum { FD_CLOSED, FD_NONE, FD_PIPE, FD_FILE } type;
   int ref; // reference count
   char readable;
-  char writeable;
+  char writable;
   struct pipe *pipe;
   struct inode *ip;
   uint off;
diff --git a/kalloc.c b/kalloc.c
index 83338c7..34a55eb 100644
--- a/kalloc.c
+++ b/kalloc.c
@@ -51,7 +51,7 @@ kfree(char *cp, int len)
   if(len % PAGE)
     panic("kfree");
 
-  // XXX fill with junk to help debug
+  // Fill with junk to catch dangling refs.
   for(i = 0; i < len; i++)
     cp[i] = 1;
 
diff --git a/pipe.c b/pipe.c
index 6df4fbf..a1c9001 100644
--- a/pipe.c
+++ b/pipe.c
@@ -37,11 +37,11 @@ pipe_alloc(struct fd **fd1, struct fd **fd2)
   initlock(&p->lock, "pipe");
   (*fd1)->type = FD_PIPE;
   (*fd1)->readable = 1;
-  (*fd1)->writeable = 0;
+  (*fd1)->writable = 0;
   (*fd1)->pipe = p;
   (*fd2)->type = FD_PIPE;
   (*fd2)->readable = 0;
-  (*fd2)->writeable = 1;
+  (*fd2)->writable = 1;
   (*fd2)->pipe = p;
   return 0;
  oops:
@@ -59,11 +59,11 @@ pipe_alloc(struct fd **fd1, struct fd **fd2)
 }
 
 void
-pipe_close(struct pipe *p, int writeable)
+pipe_close(struct pipe *p, int writable)
 {
   acquire(&p->lock);
 
-  if(writeable){
+  if(writable){
     p->writeopen = 0;
     wakeup(&p->readp);
   } else {
diff --git a/syscall.c b/syscall.c
index a85dc67..c6d4599 100644
--- a/syscall.c
+++ b/syscall.c
@@ -260,13 +260,13 @@ sys_open(void)
   fd->type = FD_FILE;
   if(arg1 & O_RDWR) {
     fd->readable = 1;
-    fd->writeable = 1;
+    fd->writable = 1;
   } else if(arg1 & O_WRONLY) {
     fd->readable = 0;
-    fd->writeable = 1;
+    fd->writable = 1;
   } else {
     fd->readable = 1;
-    fd->writeable = 0;
+    fd->writable = 0;
   }
   fd->ip = ip;
   fd->off = 0;