Index: client/climisc.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/client/climisc.c,v
retrieving revision 1.94
diff -u -r1.94 climisc.c
--- client/climisc.c	2002/04/27 03:58:36	1.94
+++ client/climisc.c	2002/05/21 20:28:03
@@ -1162,3 +1162,20 @@
 
   handle_chat_msg(&packet);
 }
+
+/**************************************************************************
+  Writes the supplied string into the file civgame.log.
+**************************************************************************/
+void write_chatline_content(const char *txt)
+{
+  FILE *fp = fopen("civgame.log", "w");	/* should allow choice of name? */
+
+  append_output_window(_("Exporting output window to civgame.log ..."));
+  if (fp) {
+    fputs(txt, fp);
+    fclose(fp);
+    append_output_window(_("Export complete."));
+  } else {
+    append_output_window(_("Export failed, couldn't write to file."));
+  }
+}
Index: client/climisc.h
===================================================================
RCS file: /home/freeciv/CVS/freeciv/client/climisc.h,v
retrieving revision 1.34
diff -u -r1.34 climisc.h
--- client/climisc.h	2002/03/17 10:48:50	1.34
+++ client/climisc.h	2002/05/21 20:28:03
@@ -109,8 +109,8 @@
 int num_supported_units_in_city(struct city* pcity);	
 
 char *get_spaceship_descr(struct player_spaceship *pship);
-
 void create_event(int x, int y, int event, const char *format, ...)
      fc__attribute((format (printf, 4, 5)));
+void write_chatline_content(const char *txt);
 
 #endif  /* FC__CLIMISC_H */
Index: client/gui-gtk/chatline.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/client/gui-gtk/chatline.c,v
retrieving revision 1.15
diff -u -r1.15 chatline.c
--- client/gui-gtk/chatline.c	2001/11/30 12:50:36	1.15
+++ client/gui-gtk/chatline.c	2002/05/21 20:28:03
@@ -23,6 +23,7 @@
 #include "packets.h"
 #include "support.h"
 
+#include "climisc.h"
 #include "clinet.h"
 #include "gui_main.h"
 #include "gui_stuff.h"
@@ -82,18 +83,10 @@
  the are somewhat related and append_output_window is already here.  --dwp
 **************************************************************************/
 void log_output_window(void)
-{ 
-  char *theoutput;
-  FILE *fp;
-  
-  append_output_window(_("Exporting output window to civgame.log ..."));
-  theoutput = gtk_editable_get_chars(GTK_EDITABLE(main_message_area), 0, -1);
-  fp = fopen("civgame.log", "w"); /* should allow choice of name? */
-  fprintf(fp, "%s", theoutput);
-  fclose(fp);
-  append_output_window(_("Export complete."));
+{
+  write_chatline_content(gtk_editable_get_chars
+			 (GTK_EDITABLE(main_message_area), 0, -1));
 }
-
 /**************************************************************************
 ...
 **************************************************************************/
Index: client/gui-gtk-2.0/chatline.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/client/gui-gtk-2.0/chatline.c,v
retrieving revision 1.2
diff -u -r1.2 chatline.c
--- client/gui-gtk-2.0/chatline.c	2002/03/11 23:19:24	1.2
+++ client/gui-gtk-2.0/chatline.c	2002/05/21 20:28:03
@@ -25,6 +25,7 @@
 #include "packets.h"
 #include "support.h"
 
+#include "climisc.h"
 #include "clinet.h"
 #include "gui_main.h"
 #include "gui_stuff.h"
@@ -91,16 +92,9 @@
  the are somewhat related and append_output_window is already here.  --dwp
 **************************************************************************/
 void log_output_window(void)
-{ 
-  char *theoutput;
-  FILE *fp;
-  
-  append_output_window(_("Exporting output window to civgame.log ..."));
-  theoutput = gtk_editable_get_chars(GTK_EDITABLE(main_message_area), 0, -1);
-  fp = fopen("civgame.log", "w"); /* should allow choice of name? */
-  fprintf(fp, "%s", theoutput);
-  fclose(fp);
-  append_output_window(_("Export complete."));
+{
+  write_chatline_content(gtk_editable_get_chars
+			 (GTK_EDITABLE(main_message_area), 0, -1));
 }
 
 /**************************************************************************
Index: client/gui-mui/chatline.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/client/gui-mui/chatline.c,v
retrieving revision 1.3
diff -u -r1.3 chatline.c
--- client/gui-mui/chatline.c	2001/01/19 11:18:17	1.3
+++ client/gui-mui/chatline.c	2002/05/21 20:28:03
@@ -24,6 +24,7 @@
 #include <clib/alib_protos.h>
 #include <proto/intuition.h>
 
+#include "climisc.h"
 #include "fcintl.h"
 #include "gui_main.h"
 #include "muistuff.h"
@@ -40,22 +41,24 @@
  the are somewhat related and append_output_window is already here.  --dwp
 **************************************************************************/
 void log_output_window(void)
-{ 
-	char *str;
-	int i,entries = xget(main_output_listview, MUIA_NList_Entries);
-  FILE *fp;
-  
-  append_output_window(_("Exporting output window to civgame.log ..."));
-  fp = fopen("civgame.log", "w"); /* should allow choice of name? */
+{
+  /* for terminating '\0' byte */
+  size_t size = 1;
+  char *mem = fc_malloc(size);
+  int i, entries = xget(main_output_listview, MUIA_NList_Entries);
 
-  for (i=0;i<entries;i++)
-  {
-  	DoMethod(main_output_listview, MUIM_NList_GetEntry, i, &str);
-  	fprintf(fp,"%s\n",str);
-  }
+  mem[0] = '\0';
 
-  fclose(fp);
-  append_output_window(_("Export complete."));
+  for (i = 0; i < entries; i++) {
+    char *str;
+
+    DoMethod(main_output_listview, MUIM_NList_GetEntry, i, &str);
+    size += strlen(str) + 1;
+    mem = fc_realloc(mem, size);
+    cat_snprintf(mem, size, "%s\n", str);
+  }
+  write_chatline_content(mem);
+  free(mem);
 }
 
 /**************************************************************************
Index: client/gui-xaw/chatline.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/client/gui-xaw/chatline.c,v
retrieving revision 1.17
diff -u -r1.17 chatline.c
--- client/gui-xaw/chatline.c	2001/12/11 16:16:36	1.17
+++ client/gui-xaw/chatline.c	2002/05/21 20:28:03
@@ -29,6 +29,7 @@
 #include "shared.h"		/* wordwrap_string() */
 #include "support.h"
 
+#include "climisc.h"
 #include "clinet.h"
 #include "gui_main.h"
 #include "gui_stuff.h"
@@ -130,16 +131,11 @@
  the are somewhat related and append_output_window is already here.  --dwp
 **************************************************************************/
 void log_output_window(void)
-{ 
+{
   String theoutput;
-  FILE *fp;
-  
-  append_output_window(_("Exporting output window to civgame.log ..."));
+
   XtVaGetValues(outputwindow_text, XtNstring, &theoutput, NULL);
-  fp = fopen("civgame.log", "w"); /* should allow choice of name? */
-  fprintf(fp, "%s", theoutput);
-  fclose(fp);
-  append_output_window(_("Export complete."));
+  write_chatline_content(theoutput);
 }
 
 /**************************************************************************