added Compiler class to pass to Node::process() instead of a FILE *

git-svn-id: svn://anubis/jtlc/trunk@22 f5bc74b8-7b62-4e90-9214-7121d538519f

main/Compiler.cc

@@ -0,0 +1,14 @@
+
+#include "Compiler.h"
+#include <string>
+using namespace std;
+
+Compiler::Compiler(FILE * output_file)
+{
+    m_outfile = output_file;
+}
+
+void Compiler::write(const string & str)
+{
+    fputs(str.c_str(), m_outfile);
+}

main/Compiler.h

@@ -0,0 +1,18 @@
+
+#ifndef COMPILER_H
+#define COMPILER_H
+
+#include <stdio.h>
+#include <string>
+
+class Compiler
+{
+    public:
+        Compiler(FILE * output_file);
+        void write(const std::string & str);
+
+    protected:
+        FILE * m_outfile;
+};
+
+#endif

main/jtlc.cc

@@ -53,7 +53,8 @@ string compile(const char * filename)
     string obj_filename = string(filename) + ".o";
     FILE * out = fopen(out_filename.c_str(), "w");
     refptr<Node> tree = parse(filename);
-    tree->process(out);
+    refptr<Compiler> compiler = new Compiler(out);
+    tree->process(compiler);
     fclose(out);
     ccompile(out_filename.c_str(), obj_filename.c_str());
 //    unlink(out_filename.c_str());