tests: Use ld to map (wrap) printf, puts and putchar to tester functions.

- Remove the macro defines and the need for tmacro.h by remapping the
  symbols using ld's wrap option.
- Remove FLUSH_OUTPUT, it was empty.
- Move rtems_test_exit to libmisc/testsupport as a function.

Update #3199.

4 files changed, 61 insertions, 0 deletions

diff --git a/cpukit/libmisc/Makefile.am b/cpukit/libmisc/Makefile.am
index 786782931c..e1343ddf11 100644
--- a/cpukit/libmisc/Makefile.am
+++ b/cpukit/libmisc/Makefile.am
@@ -182,6 +182,7 @@ libtestsupport_a_SOURCES += testsupport/testbeginend.c
 libtestsupport_a_SOURCES += testsupport/testbusy.c
 libtestsupport_a_SOURCES += testsupport/testextension.c
 libtestsupport_a_SOURCES += testsupport/testparallel.c
+libtestsupport_a_SOURCES += testsupport/testwrappers.c
 
 ## fsmount
 noinst_LIBRARIES += libfsmount.a
diff --git a/cpukit/libmisc/testsupport/test.h b/cpukit/libmisc/testsupport/test.h
index 116b92d1ae..2b4fcd1073 100644
--- a/cpukit/libmisc/testsupport/test.h
+++ b/cpukit/libmisc/testsupport/test.h
@@ -105,6 +105,12 @@ int rtems_test_begin(const char* name, const RTEMS_TEST_STATE state);
 int rtems_test_end(const char* name);
 
 /**
+ * @brief Exit the test without calling exit() since it closes stdin, etc and
+ * pulls in stdio code
+ */
+void rtems_test_exit(int status);
+
+/**
  * @brief Prints via the RTEMS printer.
  *
  * @returns As specified by printf().
diff --git a/cpukit/libmisc/testsupport/testbeginend.c b/cpukit/libmisc/testsupport/testbeginend.c
index 04748cb796..f9dab4ea32 100644
--- a/cpukit/libmisc/testsupport/testbeginend.c
+++ b/cpukit/libmisc/testsupport/testbeginend.c
@@ -123,6 +123,12 @@ int rtems_test_end(const char* name)
   );
 }
 
+void rtems_test_exit(int status)
+{
+  (void) status;
+  rtems_shutdown_executive(0);
+}
+
 int rtems_test_printf(
   const char* format,
   ...
diff --git a/cpukit/libmisc/testsupport/testwrappers.c b/cpukit/libmisc/testsupport/testwrappers.c
new file mode 100644
index 0000000000..c86c4cc3f8
--- /dev/null
+++ b/cpukit/libmisc/testsupport/testwrappers.c
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2017 Chris Johns <chrisj@rtems.org>. All rights reserved.
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#ifdef HAVE_CONFIG_H
+  #include "config.h"
+#endif
+
+#include <rtems/test.h>
+
+int __wrap_printf(const char* format, ...);
+int __wrap_puts(const char *str);
+int __wrap_putchar(int c);
+
+int __wrap_printf(
+ const char* format,
+  ...
+)
+{
+  va_list ap;
+  int len;
+  va_start(ap, format);
+  len = rtems_vprintf(
+    &rtems_test_printer,
+    format,
+    ap
+  );
+  va_end(ap);
+  return len;
+}
+
+int __wrap_puts(
+  const char *str
+)
+{
+  return rtems_test_printf( "%s\n", str );
+}
+
+int __wrap_putchar(
+  int c
+)
+{
+  return rtems_test_printf( "%c", c );
+}