added qse_sed_getlinnum() and qse_sed_setlinnum()

qse/include/qse/sed/Sed.hpp

@@ -127,6 +127,21 @@ public:
 	 */
 	errnum_t getErrorNumber () const throw ();
 
+	/**
+	 * The getConsoleLine() function returns the current line
+	 * number from an input console. 
+	 * @return current line number
+	 */
+	size_t getConsoleLine () throw ();
+
+	/**
+	 * The setConsoleLine() function changes the current line
+	 * number from an input console. 
+	 */
+	void setConsoleLine (
+		size_t num ///< a line number
+	) throw ();
+
 protected:
 	/**
 	 * The IOBase class is a base class for IO operation. It wraps around
@@ -182,8 +197,9 @@ protected:
 		}
 
 	protected:
+		Sed*      sed;
 		io_arg_t* arg;
-		Mode mode;
+		Mode      mode;
 	};
 
 	/**

qse/include/qse/sed/sed.h

@@ -35,6 +35,10 @@
  * qse_sed_close (sed);
  * @endcode
  *
+ * @todo 
+ * - to allow flexible numbers of commands
+ * - to allow configurable recursion depth for a regular expression
+ *
  * @example sed01.c
  * This example shows how to embed a basic stream editor.
  */
@@ -320,6 +324,23 @@ int qse_sed_exec (
 	qse_sed_io_fun_t  outf  /**< stream writer */
 );
 
+/**
+ * The qse_sed_getlinnum() function gets the current input line number.
+ * @return current input line number
+ */
+qse_size_t qse_sed_getlinnum (
+	qse_sed_t* sed /**< a stream editor */
+);
+
+/**
+ * The qse_sed_setlinnum() function changes the current input line number.
+ * It affects the '=' command.
+ */
+void qse_sed_setlinnum (
+	qse_sed_t* sed,   /**< a stream editor */
+	qse_size_t num    /**< a line number */
+);
+
 #ifdef __cplusplus
 }
 #endif