Add logic to NSH startup to call C++ static initializers on startup

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4439 7fd9a85b-ad96-42d3-883c-3090e2eb8679

apps/ChangeLog.txt

@@ -198,3 +198,5 @@
 	  keyboard mappings of the Backspace key.  Submitted by Mike Smith.
 	* apps/examples/cdcacm:  An example that illustrates how the CDC/ACM driver
 	  may to connected and disconnected through software control.
+	* apps/examples/nsh/nsh_main.c:  If available, call up_cxxinitialize() to
+	  initialize all statically defined C++ classes.

apps/examples/nsh/nsh_main.c

@@ -45,6 +45,8 @@
 #include <sched.h>
 #include <errno.h>
 
+#include <nuttx/arch.h>
+
 #include <apps/nsh.h>
 
 /****************************************************************************
@@ -84,6 +86,12 @@ int user_start(int argc, char *argv[])
   int exitval = 0;
   int ret;
 
+  /* Call all C++ static constructors */
+
+#if defined(CONFIG_HAVE_CXX) && defined(CONFIG_HAVE_CXXINITIALIZE)
+  up_cxxinitialize();
+#endif
+
   /* Initialize the NSH library */
 
   nsh_initialize();

nuttx/include/nuttx/arch.h

@@ -511,7 +511,7 @@ EXTERN void up_udelay(useconds_t microseconds);
  *   This function should then be called in the application-specific
  *   user_start logic in order to perform the C++ initialization.  NOTE
  *   that no component of the core NuttX RTOS logic is involved; This
- *   function defintion only provides the 'contract' between application
+ *   function definition only provides the 'contract' between application
  *   specific C++ code and platform-specific toolchain support
  *
  ***************************************************************************/