Long standing assembler bugs fixed, new path system. Make compatibility update.

Source/Assembler/firstPass.h

@@ -14,6 +14,18 @@
 
 void freeIncludeList();
 
+// Adds a directory to search when an #Include is not found beside the file that
+// asked for it. Directories are searched in the order they were added.
+void addIncludeDirectory(const char *directory);
+
+// Records a source file and returns the copy the assembler will keep, which is what
+// element fileNames point at. Returns NULL if this file has already been included.
+char *recordSourceFile(char *path);
+
+// Every source file that went into this assembly, for writing make dependencies.
+int sourceFileCount();
+const char *sourceFile(int index);
+
 int loadFile(intermediateElement **intermediateArray, char *fileName, int *intermediateIndex, size_t *arraySize);
 
 #endif // FIRSTPASS_H