fix user program linking errors

Makefile

@@ -28,7 +28,7 @@ IS_LIBRARY:=1
 # Be sure that your header files are in the include directory inside of a folder with the
 # same name as what you set LIBNAME to below.
 LIBNAME:=hot-cold-asset
-VERSION:=1.0.0
+VERSION:=1.0.1
 # EXCLUDE_SRC_FROM_LIB= $(SRCDIR)/unpublishedfile.c
 # this line excludes opcontrol.c and similar files
 EXCLUDE_SRC_FROM_LIB+=$(foreach file, $(SRCDIR)/main,$(foreach cext,$(CEXTS),$(file).$(cext)) $(foreach cxxext,$(CXXEXTS),$(file).$(cxxext)))

src/hot-cold-asset/dummy.cpp

@@ -0,0 +1,9 @@
+// PROS does not support templates that don't produce a static binary,
+// so we have to force the creation of one in a way that can't cause
+// any problems.
+// By defining a volatile variable in an anonymous namespace, there
+// won't be any funky linking errors if there is a variable with the
+// same name in the project.
+namespace {
+volatile char dummy = 'a';
+}