Merge branch 'undeftest' of git://git.l4dev.org/~prem/codezero into prem

conts/posix/test0/include/tests.h

@@ -25,5 +25,6 @@ int clonetest(void);
 int exectest(pid_t);
 int user_mutex_test(void);
 int small_io_test(void);
+int undeftest(void);
 
 #endif /* __TEST0_TESTS_H__ */

conts/posix/test0/main.c

@@ -40,6 +40,8 @@ int main(int argc, char *argv[])
 	wait_pager(pagerid);
 
 	printf("\n%s: Running POSIX API tests.\n", __TASKNAME__);
+	
+	undeftest();
 
 	small_io_test();
 

conts/posix/test0/src/undeftest.c

@@ -0,0 +1,29 @@
+/* 
+ * undeftest.c:
+ * Tests to see if kernel gracefully handles the undef exception
+ */
+
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <string.h>
+#include <tests.h>
+#include <errno.h>
+#include INC_GLUE(memory.h)
+
+
+int undeftest(void)
+{
+       test_printf("UNDEF: Start\n");
+       
+       /* need a way to report FAIL case */
+       __asm__ __volatile__(".word 0xf1f0feed\n\t"); /* Some pattern for easy recongition */
+       
+       /* If code reaches here its passed */
+       printf("UNDEF TEST          -- PASSED --\n");
+       test_printf("UNDEF: Passed\n");
+
+       return 0;
+}