fix test program: don't close before writing

set fd to writeable on open for write

fix test program: don't close before writing
2601de00 · kaashoek · 6fa5ffb5 · 2601de00 · 2601de00 · 2601de00
--- a/console.c
+++ b/console.c
@@ -163,8 +163,6 @@ console_write (int minor, void *buf, int n)
  int i;
  uchar *b = buf;
-  cprintf ("print character to console\n");
  for (i = 0; i < n; i++) {
    cons_putc((int) b[i]);
  }

--- a/syscall.c
+++ b/syscall.c
@@ -263,6 +263,7 @@ sys_open(void)
    iput(ip);
    return -1;
  }
  if((ufd = fd_ualloc()) < 0){
    iput(ip);
    fd_close(fd);
@@ -467,14 +468,6 @@ sys_block(void)
    brelse(b);
  }
-#if 0
-  cprintf("overwrite fs.img!\n");
-  b = getblk();
-  memset (b->data, 'f', 10);
-  bwrite(1, b, 0);
-  cprintf("write is done\n");
-#endif
  ip = iget(1, 1);
  cprintf("iget 1: %d %d %d %d %d %d %d %d\n",
          ip->dev, ip->inum, ip->count, ip->busy,

--- a/userfs.c
+++ b/userfs.c
@@ -23,7 +23,6 @@ main(void)
  fd = open("console", 1);
  if(fd >= 0){
    puts("open console ok\n");
-    close(fd);
  } else {
    puts("open console failed!\n");
  }