Make change to Makefile.

Author: Iainmon

demos/video/chapel-webcam/Makefile

@@ -51,7 +51,7 @@ CPP_LDFLAGS = -Llib -lsmol -L$(CHPL_RUNTIME_LIB)/darwin/llvm/arm64/cpu-native/lo
 
 # $(CHPL_LINKER) $(CHPL_CFLAGS) -o main main.cpp $(CHPL_LDFLAGS)
 
-maincpp.o: main.cpp
+maincpp.o: main.cpp smol_wrapper.h
 	$(CHPL_COMPILER) $(CHPL_CFLAGS) -fPIC main.cpp -o maincpp.o $(CHPL_LDFLAGS)
 	$(CHPL_COMPILER) $(CHPL_CFLAGS) -fPIC main.cpp -o maincpp $(CHPL_LDFLAGS)
 

demos/video/chapel-webcam/lib/smol.h

@@ -2,16 +2,9 @@
 #include "wctype.h"
 #include "ctype.h"
 
-#ifdef __cplusplus
-extern "C" {
-#endif
 
 void chpl__init_smol(int64_t _ln,
                      int32_t _fn);
 int64_t square(int64_t x);
 int64_t sumArray(chpl_external_array * a);
 void printArray(chpl_external_array * a);
-
-#ifdef __cplusplus
-}
-#endif

demos/video/chapel-webcam/main.cpp

@@ -1,4 +1,4 @@
-#include "lib/smol.h"
+#include "smol_wrapper.h"
 
 int main(int argc, char* argv[]) {
     chpl_library_init(argc, argv);

demos/video/chapel-webcam/smol_wrapper.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include "stdchpl.h"
+#include "wctype.h"
+#include "ctype.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "lib/smol.h"
+
+#ifdef __cplusplus
+}
+#endif