[w3m-dev 02914]

* history.c (copyHist): added
* history.h (copyHist): ditto
* main.c (goURL0): copyHist(URLHist), push current and anchor URLs
	default set by DefaultURLString
From: Hironori Sakamoto <hsaka@mth.biglobe.ne.jp>

history.c

@@ -1,4 +1,4 @@
-/* $Id: history.c,v 1.6 2001/12/10 17:02:44 ukai Exp $ */
+/* $Id: history.c,v 1.7 2002/01/26 17:24:01 ukai Exp $ */
 #include "fm.h"
 
 #ifdef USE_HISTORY
@@ -82,6 +82,20 @@ newHist()
     return hist;
 }
 
+Hist *
+copyHist(Hist *hist)
+{
+    Hist *new;
+    HistItem *item;
+
+    if (hist == NULL)
+	return NULL;
+    new = newHist();
+    for (item = hist->list->first; item; item = item->next)
+	pushHist(new, (char *)item->ptr);
+    return new;
+}
+
 HistItem *
 unshiftHist(Hist *hist, char *ptr)
 {