Allow using PARMA from arbitrary pwd.

Author: joefowler

parma/Makefile

@@ -3,8 +3,10 @@
 
 all: parma.dylib
 
-%.o: %.cpp
-	$(CXX) -g -c $<
+COMPILEFLAGS := -D__PARMAPATH__=\"$(shell pwd)\"
+
+%.o: %.cpp Makefile
+	$(CXX) $(COMPILEFLAGS) -g -c $<
 
 parma.dylib: subroutines.o # jlparma.cpp
 	$(CXX) -g  -o $@ -shared -fPIC $(CXXFLAGS) $^

parma/subroutines.cpp

@@ -7,7 +7,7 @@
 #include <cmath>
 using namespace std;
 
-const string INPUTDIR("parma/input/");
+const string INPUTDIR(string(__PARMAPATH__)+"/input/");
 
 // **********************************************************
 double getRfromECpp(int iz, int ia, double Ek, double Em) // get Rigidity in MV from Kinetic Energy (MeV/n)

src/parma.jl

@@ -22,7 +22,7 @@ function parmaID(p::Particle)
     nothing
 end
 
-const ParmaCompiledLibrary = "parma/parma"
+const ParmaCompiledLibrary = pkgdir(@__MODULE__, "parma", "parma")
 
 """
     Parma_getHP(year::Integer, month::Integer, day::Integer)