*** empty log message ***

testsuites/libtests/devfs04/devfs04.doc

@@ -17,6 +17,7 @@ directives:
 
 + devFS_read
 + devFS_write
++ null_initialize
 
 concepts:
 
@@ -24,3 +25,5 @@ concepts:
 paths in the read / write routines for devFS. These are invoked using
 the system calls read() and write().
 
++ The write call is forwarded to null_write, thus exercising
+null_write too.

testsuites/libtests/devfs04/init.c

@@ -18,6 +18,7 @@
 #include <sys/stat.h>
 #include <fcntl.h>
 #include "test_driver.h"
+#include <rtems/devnull.h>
 
 rtems_task Init(
   rtems_task_argument argument
@@ -60,8 +61,10 @@ rtems_task Init(
   rtems_test_assert( status == -1 );
   rtems_test_assert( errno == ENOSYS );
 
-  puts( "*** END OF TEST DEVFS04 ***" );
+  status = mknod( "/dev/null", 0777 | S_IFCHR, 0LL );
+  rtems_test_assert( status == 0 );
 
+  puts( "*** END OF TEST DEVFS04 ***" );
   rtems_test_exit(0);
 }
 

testsuites/libtests/devfs04/test_driver.c

@@ -17,7 +17,7 @@
 #include <rtems.h>
 #include "test_driver.h"
 #include <rtems/libio.h>
-
+#include <rtems/devnull.h>
 /* 
  * The test driver routines are mostly derived from the null driver routines.
  */
@@ -158,7 +158,7 @@ rtems_device_driver testDriver_write(
 
   if ( rw_args ) {
     if( rw_args->count == 5 )
-      rw_args->bytes_moved = rw_args->count;
+      return null_write( 0, 0, pargp );
     else {
       rw_args->bytes_moved = 0;
       return RTEMS_NOT_IMPLEMENTED;