*** ./src/main.c.ORIG	Sun Sep  3 12:11:50 2017
--- ./src/main.c	Mon May 27 15:55:22 2019
***************
*** 195,201 ****
  /* required prototypes */
  void render_pixmap(int reset_pos);
  void cb_nextprev_tagged_image(int next,int view);
! gint idle_xvpic_load(int *entryp);
  gint pic_win_resized(GtkWidget *widget,GdkEventConfigure *event);
  void cb_scaling_double(void);
  void cb_xscaling_double(void);
--- 195,201 ----
  /* required prototypes */
  void render_pixmap(int reset_pos);
  void cb_nextprev_tagged_image(int next,int view);
! gboolean idle_xvpic_load(gpointer data);
  gint pic_win_resized(GtkWidget *widget,GdkEventConfigure *event);
  void cb_scaling_double(void);
  void cb_xscaling_double(void);
***************
*** 2138,2145 ****
  idle_xvpic_lastadjval=gtk_clist_get_vadjustment(GTK_CLIST(clist))->value;
  idle_xvpic_jumped=0;
  entry=0;
! tn_idle_tag=gtk_idle_add((GtkFunction)idle_xvpic_load,&entry);
! 
  /* the "" is a crappy way to disable it, but it's hairy otherwise */
  gtk_statusbar_push(GTK_STATUSBAR(statusbar),tn_id,
                     tn_msgs?"Reading thumbnails...":"");
--- 2138,2144 ----
  idle_xvpic_lastadjval=gtk_clist_get_vadjustment(GTK_CLIST(clist))->value;
  idle_xvpic_jumped=0;
  entry=0;
! tn_idle_tag=gtk_idle_add(idle_xvpic_load, &entry);
  /* the "" is a crappy way to disable it, but it's hairy otherwise */
  gtk_statusbar_push(GTK_STATUSBAR(statusbar),tn_id,
                     tn_msgs?"Reading thumbnails...":"");
***************
*** 2574,2580 ****
  }
  
  
! gint idle_xvpic_load(int *entryp)
  {
  static char buf[1024];
  struct clist_data_tag *datptr;
--- 2573,2579 ----
  }
  
  
! gint idle_xvpic_load(gpointer data)
  {
  static char buf[1024];
  struct clist_data_tag *datptr;
***************
*** 2585,2596 ****
  static unsigned char xvpic_data[80*60];		/* max thumbnail size */
  float adjval;
  static int prev_scanpos=0;	/* if jumped, saved pos in top-to-bot scan */
  
  idle_xvpic_called=1;
  
  /* don't do it if it would be a bad time */
  if(idle_xvpic_blocked)
!   return 0;
  
  /* freeze/thaw actually *cause* flickering for this, rather than
   * preventing it (!), so I've not used those here.
--- 2584,2596 ----
  static unsigned char xvpic_data[80*60];		/* max thumbnail size */
  float adjval;
  static int prev_scanpos=0;	/* if jumped, saved pos in top-to-bot scan */
+ int *entryp = data;
  
  idle_xvpic_called=1;
  
  /* don't do it if it would be a bad time */
  if(idle_xvpic_blocked)
!   return TRUE;
  
  /* freeze/thaw actually *cause* flickering for this, rather than
   * preventing it (!), so I've not used those here.
***************
*** 3264,3269 ****
--- 3264,3271 ----
      gtk_clist_moveto(GTK_CLIST(clist),row,0,0.5,0.);
      }
    }
+   
+   return TRUE;
  }