[lcd4linux @ 2005-06-13 03:38:25 by reinelt]

try PPEXCL again, but ignore result

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@577 3ae390bd-cb1e-0410-b409-cd5a39f66f1f

diff --git a/drv_generic_parport.c b/drv_generic_parport.c
index bbc5cf014ffad2cd50e6e22351edf74934511ab6..091c1edf816ddd52fb4c4f4fdbced4efbe5c8872 100644 (file)
--- a/drv_generic_parport.c
+++ b/drv_generic_parport.c
@@ -1,4 +1,4 @@
-/* $Id: drv_generic_parport.c,v 1.16 2005/05/08 04:32:44 reinelt Exp $
+/* $Id: drv_generic_parport.c,v 1.17 2005/06/13 03:38:25 reinelt Exp $
  *
  * generic driver helper for serial and parport access
  *
@@ -23,6 +23,9 @@
  *
  *
  * $Log: drv_generic_parport.c,v $
+ * Revision 1.17  2005/06/13 03:38:25  reinelt
+ * try PPEXCL again, but ignore result
+ *
  * Revision 1.16  2005/05/08 04:32:44  reinelt
  * CodingStyle added and applied
  *
@@ -201,14 +204,14 @@ int drv_generic_parport_open(const char *section, const char *driver)
            error("%s: open(%s) failed: %s", Driver, PPdev, strerror(errno));
            return -1;
        }
-#if 0
-       /* Fixme: this always fails here... */
+
+       /* PPEXCL fails if someone else uses the port (e.g. lp.ko) */
        if (ioctl(PPfd, PPEXCL)) {
-           debug("ioctl(%s, PPEXCL) failed: %s", PPdev, strerror(errno));
+           info("%s: ioctl(%s, PPEXCL) failed: %s", PPdev, Driver, strerror(errno));
+           info("%s: could not get exclusive access to %s.", Driver, PPdev);
        } else {
-           debug("ioctl(%s, PPEXCL) succeded.");
+           info("%s: got exclusive access to %s.", Driver, PPdev);
        }
-#endif
 
        if (ioctl(PPfd, PPCLAIM)) {
            error("%s: ioctl(%s, PPCLAIM) failed: %d %s", Driver, PPdev, errno, strerror(errno));