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/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();