IMFS: Do not check for unsupported types

Allow creation of nodes with an unsupported type.  Later the usage of
such nodes will return an error status.

1 files changed, 23 insertions, 1 deletions

diff --git a/testsuites/sptests/spfifo01/init.c b/testsuites/sptests/spfifo01/init.c
index dc5f9750b4..71d2369220 100644
--- a/testsuites/sptests/spfifo01/init.c
+++ b/testsuites/sptests/spfifo01/init.c
@@ -15,6 +15,9 @@
 
 #include <sys/stat.h>
 #include <stdio.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <unistd.h>
 
 #include "tmacros.h"
 
@@ -23,6 +26,9 @@
 static void test_main(void)
 {
   int status = -1;
+  int fd;
+  char buf [1];
+  ssize_t n;
 
   puts("\n\n*** FIFO / PIPE OPEN TEST - 1 ***");
 
@@ -32,7 +38,21 @@ static void test_main(void)
     "Must result in failure since pipes are disabled in the configuration."
   );
   status = mkfifo(FIFO_PATH, 0777);
-  rtems_test_assert(status == -1);
+  rtems_test_assert(status == 0);
+
+  fd = open(FIFO_PATH, O_RDWR);
+  rtems_test_assert(fd >= 0);
+
+  n = read(fd, buf, sizeof(buf));
+  rtems_test_assert(n == -1);
+  rtems_test_assert(errno == ENOTSUP);
+
+  n = write(fd, buf, sizeof(buf));
+  rtems_test_assert(n == -1);
+  rtems_test_assert(errno == ENOTSUP);
+
+  status = close(fd);
+  rtems_test_assert(status == 0);
 
   puts("*** END OF FIFO / PIPE OPEN TEST - 1 ***");
 }
@@ -48,6 +68,8 @@ rtems_task Init(rtems_task_argument not_used)
 
 #define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM
 
+#define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 4
+
 #define CONFIGURE_MAXIMUM_TASKS 1
 
 #define CONFIGURE_RTEMS_INIT_TASKS_TABLE