Add good makefile example in clib folder.

Author: Iainmon

.gitignore

@@ -31,4 +31,5 @@ examples/vgg/models/vgg16/*.npy
 new_sun.png
 new_sun*.png
 new_sun_hello.png
-test/correspondence/gh.out
+test/correspondence/gh.out
+!Makefile

CMakeLists.txt

@@ -0,0 +1,17 @@
+all: myProgram
+
+myProgram: test.chpl libmylib.a #libmylib.a is the dependency for the executable
+		chpl mylib.h -L. -lmylib -o myProgram test.chpl
+
+# gcc -lm -o myProgram main.o -L. -lmylib
+
+mylib.o: mylib.c mylib.h
+		gcc -O -c mylib.c mylib.h
+
+libmylib.a: mylib.o
+		ar rcs libmylib.a mylib.o
+
+libs: libmylib.a
+
+clean:
+		rm -f myProgram *.o *.a *.gch #This way is cleaner than your clean

clib/Makefile

@@ -0,0 +1,9 @@
+
+#include "mylib.h"
+
+int myfunction(int a) {
+    return a + 1;
+}
+
+
+

clib/mylib.c

@@ -0,0 +1,4 @@
+
+
+int myfunction(int a);
+

clib/mylib.h

@@ -0,0 +1,10 @@
+// require "mylib.h", "mylib.c";
+
+
+extern proc myfunction(x: int): int;
+
+
+
+writeln("Hello, world!");
+
+writeln(myfunction(5));