+/******************************************************************************
+ *
+ * LDC2 source code
+ *
+ * $Date: 2007/03/26 01:00:40 $
+ * $Author: hachti $
+ *
+ * $Log: tool.hh,v $
+ * Revision 2.0 2007/03/26 01:00:40 hachti
+ * *** empty log message ***
+ *
+ *
+ ******************************************************************************/
+
#ifndef TOOL_HH
#define TOOL_HH
extern int dump_vector(vector<string> strings);
extern int dump_vector_fp(vector<string> strings, FILE * fp);
-template<typename T>
-extern void merge_vector_unique(vector<T> &target, const vector<T> & source);
+/*!
+ *\brief add contents of one vector to another vector uniquely.
+ *\param target Reference to the target vector.
+ *\param source Reference to the vector whose contents are to be added
+ * to target.
+ */
+template<typename T>
+void merge_vector_unique(vector<T> &target, const vector<T> & source){
+ for (unsigned int isource=0; isource<source.size();isource++){
+ bool already_present=false;
+ for (unsigned int itarget=0;itarget<target.size();itarget++)
+ if (target[itarget]==source[isource]){
+ already_present=true;
+ break;
+ }
+ if (!already_present) target.insert(target.end(),source[isource]);
+ }
+}
#endif