@@ -99,7 +99,7 @@ class Gnuplot
9999 // ---------------------------------------------------
100100 // /\brief get_program_path(); and popen();
101101 // ---------------------------------------------------
102- void init ();
102+ void init (void );
103103 // ---------------------------------------------------
104104 // /\brief creates tmpfile and returns its name
105105 // /
@@ -114,7 +114,7 @@ class Gnuplot
114114 // /
115115 // / \return found the gnuplot path (yes == true, no == false)
116116 // ---------------------------------------------------------------------------------
117- static bool get_program_path ();
117+ static bool get_program_path (void );
118118
119119 // ---------------------------------------------------------------------------------
120120 // /\brief checks if file is available
@@ -190,7 +190,7 @@ class Gnuplot
190190 const std::string &labelz = " z" );
191191
192192 // / destructor: needed to delete temporary files
193- ~Gnuplot ();
193+ ~Gnuplot (void );
194194
195195
196196 // ----------------------------------------------------------------------------------
@@ -216,7 +216,7 @@ class Gnuplot
216216 // show on screen or write to file
217217
218218 // / sets terminal type to terminal_std
219- Gnuplot& showonscreen (); // window output is set by default (win/x11/aqua)
219+ Gnuplot& showonscreen (void ); // window output is set by default (win/x11/aqua)
220220
221221 // / Saves a gnuplot to a file named filename. Defaults to saving pdf
222222 Gnuplot& savetofigure (const std::string &filename,
@@ -242,7 +242,7 @@ class Gnuplot
242242 // /
243243 // / \return a reference to a gnuplot object
244244 // ----------------------------------------------------------------------
245- inline Gnuplot& unset_smooth ()
245+ inline Gnuplot& unset_smooth (void )
246246 {
247247 smooth.clear ();
248248 return *this ;
@@ -252,12 +252,12 @@ class Gnuplot
252252 Gnuplot& set_pointsize (const double pointsize = 1.0 );
253253
254254 // / turns grid on/off
255- inline Gnuplot& set_grid ()
255+ inline Gnuplot& set_grid (void )
256256 {
257257 return cmd (" set grid" );
258258 }
259259 // / grid is not set by default
260- inline Gnuplot& unset_grid ()
260+ inline Gnuplot& unset_grid (void )
261261 {
262262 return cmd (" unset grid" );
263263 }
@@ -267,7 +267,7 @@ class Gnuplot
267267 // /
268268 // / \return reference to the gnuplot object
269269 // -----------------------------------------------
270- inline Gnuplot& set_multiplot ()
270+ inline Gnuplot& set_multiplot (void )
271271 {
272272 return cmd (" set multiplot" );
273273 }
@@ -277,7 +277,7 @@ class Gnuplot
277277 // /
278278 // / \return reference to the gnuplot object
279279 // -----------------------------------------------
280- inline Gnuplot& unset_multiplot ()
280+ inline Gnuplot& unset_multiplot (void )
281281 {
282282 return cmd (" unset multiplot" );
283283 }
@@ -292,7 +292,7 @@ class Gnuplot
292292 // /
293293 // / \return reference to the gnuplot object
294294 // --------------------------------------------------------------------------
295- Gnuplot& set_hidden3d ()
295+ Gnuplot& set_hidden3d (void )
296296 {
297297 return cmd (" set hidden3d" );
298298 }
@@ -302,7 +302,7 @@ class Gnuplot
302302 // /
303303 // / \return reference to the gnuplot object
304304 // ---------------------------------------------------------------------------
305- inline Gnuplot& unset_hidden3d ()
305+ inline Gnuplot& unset_hidden3d (void )
306306 {
307307 return cmd (" unset hidden3d" );
308308 }
@@ -315,7 +315,7 @@ class Gnuplot
315315 // /
316316 // / \return reference to the gnuplot object
317317 // ------------------------------------------------------------------
318- inline Gnuplot& unset_contour ()
318+ inline Gnuplot& unset_contour (void )
319319 {
320320 return cmd (" unset contour" );
321321 }
@@ -325,7 +325,7 @@ class Gnuplot
325325 // /
326326 // / \return reference to the gnuplot object
327327 // ------------------------------------------------------------------
328- inline Gnuplot& set_surface ()
328+ inline Gnuplot& set_surface (void )
329329 {
330330 return cmd (" set surface" );
331331 }
@@ -336,7 +336,7 @@ class Gnuplot
336336 // /
337337 // / \return reference to the gnuplot object
338338 // ------------------------------------------------------------------
339- inline Gnuplot& unset_surface ()
339+ inline Gnuplot& unset_surface (void )
340340 {
341341 return cmd (" unset surface" );
342342 }
@@ -352,7 +352,7 @@ class Gnuplot
352352 // /
353353 // / \return reference to the gnuplot object
354354 // ------------------------------------------------------------------
355- inline Gnuplot& unset_legend ()
355+ inline Gnuplot& unset_legend (void )
356356 {
357357 return cmd (" unset key" );
358358 }
@@ -406,7 +406,7 @@ class Gnuplot
406406 // /
407407 // / \return reference to the gnuplot object
408408 // -----------------------------------------------
409- inline Gnuplot& set_xautoscale ()
409+ inline Gnuplot& set_xautoscale (void )
410410 {
411411 (void )cmd (" set xrange restore" );
412412 return cmd (" set autoscale x" );
@@ -417,7 +417,7 @@ class Gnuplot
417417 // /
418418 // / \return reference to the gnuplot object
419419 // -----------------------------------------------
420- inline Gnuplot& set_yautoscale ()
420+ inline Gnuplot& set_yautoscale (void )
421421 {
422422 (void )cmd (" set yrange restore" );
423423 return cmd (" set autoscale y" );
@@ -428,7 +428,7 @@ class Gnuplot
428428 // /
429429 // / \return reference to the gnuplot object
430430 // -----------------------------------------------
431- inline Gnuplot& set_zautoscale ()
431+ inline Gnuplot& set_zautoscale (void )
432432 {
433433 (void )cmd (" set zrange restore" );
434434 return cmd (" set autoscale z" );
@@ -447,7 +447,7 @@ class Gnuplot
447447 // /
448448 // / \return reference to the gnuplot object
449449 // -----------------------------------------------
450- inline Gnuplot& unset_xlogscale ()
450+ inline Gnuplot& unset_xlogscale (void )
451451 {
452452 return cmd (" unset logscale x" );
453453 }
@@ -457,7 +457,7 @@ class Gnuplot
457457 // /
458458 // / \return reference to the gnuplot object
459459 // -----------------------------------------------
460- inline Gnuplot& unset_ylogscale ()
460+ inline Gnuplot& unset_ylogscale (void )
461461 {
462462 return cmd (" unset logscale y" );
463463 }
@@ -467,7 +467,7 @@ class Gnuplot
467467 // /
468468 // / \return reference to the gnuplot object
469469 // -----------------------------------------------
470- inline Gnuplot& unset_zlogscale ()
470+ inline Gnuplot& unset_zlogscale (void )
471471 {
472472 return cmd (" unset logscale z" );
473473 }
@@ -582,18 +582,18 @@ class Gnuplot
582582 }
583583
584584 // / resets a gnuplot session (next plot will erase previous ones)
585- Gnuplot& reset_plot ();
585+ Gnuplot& reset_plot (void );
586586
587587 // / resets a gnuplot session and sets all variables to default
588- Gnuplot& reset_all ();
588+ Gnuplot& reset_all (void );
589589
590590 // / deletes temporary files
591- void remove_tmpfiles ();
591+ void remove_tmpfiles (void );
592592
593593 // / \brief Is the gnuplot session valid ??
594594 // /
595595 // / \return true if valid, false if not
596- inline bool is_valid () const
596+ inline bool is_valid (void ) const
597597 {
598598 return valid;
599599 }
@@ -916,7 +916,7 @@ void stringtok (Container &container,
916916//
917917// Destructor: needed to delete temporary files
918918//
919- Gnuplot::~Gnuplot ()
919+ Gnuplot::~Gnuplot (void )
920920{
921921 // remove_tmpfiles();
922922
@@ -934,7 +934,7 @@ Gnuplot::~Gnuplot()
934934//
935935// Resets a gnuplot session (next plot will erase previous ones)
936936//
937- Gnuplot& Gnuplot::reset_plot ()
937+ Gnuplot& Gnuplot::reset_plot (void )
938938{
939939 // remove_tmpfiles();
940940
@@ -948,7 +948,7 @@ Gnuplot& Gnuplot::reset_plot()
948948//
949949// resets a gnuplot session and sets all variables to default
950950//
951- Gnuplot& Gnuplot::reset_all ()
951+ Gnuplot& Gnuplot::reset_all (void )
952952{
953953 // remove_tmpfiles();
954954
@@ -1037,7 +1037,7 @@ Gnuplot& Gnuplot::set_smooth(const std::string &stylestr)
10371037//
10381038// sets terminal type to windows / x11
10391039//
1040- Gnuplot& Gnuplot::showonscreen ()
1040+ Gnuplot& Gnuplot::showonscreen (void )
10411041{
10421042 (void )cmd (" set output" );
10431043 return cmd (" set terminal " + Gnuplot::terminal_std);
@@ -1681,7 +1681,7 @@ Gnuplot& Gnuplot::cmd(const std::string &cmdstr)
16811681//
16821682// Opens up a gnuplot session, ready to receive commands
16831683//
1684- void Gnuplot::init ()
1684+ void Gnuplot::init (void )
16851685{
16861686 // char * getenv ( const char * name ); get value of environment variable
16871687 // Retrieves a C string containing the value of the environment variable
@@ -1741,7 +1741,7 @@ void Gnuplot::init()
17411741//
17421742// Find out if a command lives in m_sGNUPlotPath or in PATH
17431743//
1744- bool Gnuplot::get_program_path ()
1744+ bool Gnuplot::get_program_path (void )
17451745{
17461746 //
17471747 // first look in m_sGNUPlotPath for Gnuplot
@@ -1915,7 +1915,7 @@ std::string Gnuplot::create_tmpfile(std::ofstream &tmp)
19151915 return name;
19161916}
19171917
1918- void Gnuplot::remove_tmpfiles ()
1918+ void Gnuplot::remove_tmpfiles (void )
19191919{
19201920 if ((tmpfile_list).size () > 0 )
19211921 {
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