initd: use patch_stdio() for early console setup
authorJo-Philipp Wich <jo@mein.io>
Tue, 17 May 2016 15:00:44 +0000 (17:00 +0200)
committerJohn Crispin <john@phrozen.org>
Mon, 16 May 2016 19:00:17 +0000 (21:00 +0200)
Signed-off-by: Jo-Philipp Wich <jo@mein.io>
initd/early.c

index 434351602ff8a292251d973e90ee06e44117ba1b..accfc1dce54c488e5cb4ab82eb9922c76b7c8a89 100644 (file)
@@ -21,6 +21,7 @@
 #include <unistd.h>
 #include <stdlib.h>
 
+#include "../utils/utils.h"
 #include "init.h"
 #include "../libc-compat.h"
 
@@ -35,25 +36,16 @@ static void
 early_console(const char *dev)
 {
        struct stat s;
-       int dd;
 
        if (stat(dev, &s)) {
                ERROR("Failed to stat %s\n", dev);
                return;
        }
 
-       dd = open(dev, O_RDWR);
-       if (dd < 0)
-               dd = open("/dev/null", O_RDWR);
-
-       dup2(dd, STDIN_FILENO);
-       dup2(dd, STDOUT_FILENO);
-       dup2(dd, STDERR_FILENO);
-
-       if (dd != STDIN_FILENO &&
-           dd != STDOUT_FILENO &&
-           dd != STDERR_FILENO)
-               close(dd);
+       if (patch_stdio(dev)) {
+               ERROR("Failed to setup i/o redirection\n");
+               return;
+       }
 
        fcntl(STDERR_FILENO, F_SETFL, fcntl(STDERR_FILENO, F_GETFL) | O_NONBLOCK);
 }