Add mcpp from github.com/ned14/mcpp

lib/mcpp/mcpp_lib.h

@@ -0,0 +1,31 @@
+/* mcpp_lib.h: declarations of libmcpp exported (visible) functions */
+#ifndef _MCPP_LIB_H
+#define _MCPP_LIB_H
+
+#ifndef _MCPP_OUT_H
+#include    "mcpp_out.h"            /* declaration of OUTDEST   */
+#endif
+
+#if _WIN32 || _WIN64 || __CYGWIN__ || __CYGWIN64__ || __MINGW32__   \
+            || __MINGW64__
+#if     DLL_EXPORT || (__CYGWIN__ && PIC)
+#define DLL_DECL    __declspec( dllexport)
+#elif   DLL_IMPORT
+#define DLL_DECL    __declspec( dllimport)
+#else
+#define DLL_DECL
+#endif
+#else
+#define DLL_DECL
+#endif
+
+extern DLL_DECL int     mcpp_lib_main( int argc, char ** argv);
+extern DLL_DECL void    mcpp_reset_def_out_func( void);
+extern DLL_DECL void    mcpp_set_out_func(
+                    int (* func_fputc)  ( int c, OUTDEST od),
+                    int (* func_fputs)  ( const char * s, OUTDEST od),
+                    int (* func_fprintf)( OUTDEST od, const char * format, ...)
+                    );
+extern DLL_DECL void    mcpp_use_mem_buffers( int tf);
+extern DLL_DECL char *  mcpp_get_mem_buffer( OUTDEST od);
+#endif  /* _MCPP_LIB_H  */