Remove the refcount on LINE_REC.

It seems to have no clear purpose.


git-svn-id: file:///var/www/svn.irssi.org/SVN/irssi/trunk@4879 dbcabf3a-b0e7-0310-adc4-f8d773084564

src/fe-text/lastlog.c

@@ -153,7 +153,6 @@ static void show_lastlog(const char *searchtext, GHashTable *optlist,
 	if (g_hash_table_lookup(optlist, "count") != NULL) {
 		printformat_window(active_win, MSGLEVEL_CLIENTNOTICE,
 				   TXT_LASTLOG_COUNT, len);
-		textbuffer_line_unref_list(WINDOW_GUI(window)->view->buffer, list);
 		g_list_free(list);
 		return;
 	}
@@ -163,7 +162,6 @@ static void show_lastlog(const char *searchtext, GHashTable *optlist,
 		printformat_window(active_win,
 				   MSGLEVEL_CLIENTNOTICE|MSGLEVEL_LASTLOG,
 				   TXT_LASTLOG_TOO_LONG, len);
-		textbuffer_line_unref_list(WINDOW_GUI(window)->view->buffer, list);
 		g_list_free(list);
 		return;
 	}
@@ -221,7 +219,6 @@ static void show_lastlog(const char *searchtext, GHashTable *optlist,
 	textbuffer_view_set_bookmark_bottom(WINDOW_GUI(window)->view,
 					    "lastlog_last_check");
 
-        textbuffer_line_unref_list(WINDOW_GUI(window)->view->buffer, list);
 	g_list_free(list);
 }
 

src/fe-text/textbuffer.c

@@ -183,7 +183,6 @@ static LINE_REC *textbuffer_line_create(TEXT_BUFFER_REC *buffer)
                 text_chunk_create(buffer);
 
 	rec = g_mem_chunk_alloc(line_chunk);
-        rec->refcount = 1;
 	rec->text = buffer->cur_text->buffer + buffer->cur_text->pos;
 
 	buffer->cur_text->refcount++;
@@ -216,36 +215,6 @@ static LINE_REC *textbuffer_line_insert(TEXT_BUFFER_REC *buffer,
         return line;
 }
 
-void textbuffer_line_ref(LINE_REC *line)
-{
-	g_return_if_fail(line != NULL);
-
-	if (++line->refcount == 255)
-                g_error("line reference counter wrapped - shouldn't happen");
-}
-
-void textbuffer_line_unref(TEXT_BUFFER_REC *buffer, LINE_REC *line)
-{
-	g_return_if_fail(buffer != NULL);
-	g_return_if_fail(line != NULL);
-
-	if (--line->refcount == 0) {
-		text_chunk_line_free(buffer, line);
-		g_mem_chunk_free(line_chunk, line);
-	}
-}
-
-void textbuffer_line_unref_list(TEXT_BUFFER_REC *buffer, GList *list)
-{
-	g_return_if_fail(buffer != NULL);
-
-	while (list != NULL) {
-                if (list->data != NULL)
-			textbuffer_line_unref(buffer, list->data);
-                list = list->next;
-	}
-}
-
 LINE_REC *textbuffer_line_last(TEXT_BUFFER_REC *buffer)
 {
 	LINE_REC *line;
@@ -372,10 +341,11 @@ void textbuffer_remove(TEXT_BUFFER_REC *buffer, LINE_REC *line)
         line->prev = line->next = NULL;
 
 	buffer->lines_count--;
-        textbuffer_line_unref(buffer, line);
+        text_chunk_line_free(buffer, line);
+	g_mem_chunk_free(line_chunk, line);
 }
 
-/* Removes all lines from buffer, ignoring reference counters */
+/* Removes all lines from buffer */
 void textbuffer_remove_all_lines(TEXT_BUFFER_REC *buffer)
 {
 	GSList *tmp;
@@ -563,17 +533,14 @@ GList *textbuffer_find_text(TEXT_BUFFER_REC *buffer, LINE_REC *startline,
                                 pre_line = pre_line->prev;
 			}
 
-			for (; pre_line != line; pre_line = pre_line->next) {
+			for (; pre_line != line; pre_line = pre_line->next)
-				textbuffer_line_ref(pre_line);
 				matches = g_list_append(matches, pre_line);
-			}
 
 			match_after = after;
 		}
 
 		if (line_matched || match_after > 0) {
 			/* matched */
-                        textbuffer_line_ref(line);
 			matches = g_list_append(matches, line);
 
 			if ((!line_matched && --match_after == 0) ||

src/fe-text/textbuffer.h

@@ -48,7 +48,6 @@ typedef struct _LINE_REC {
 	struct _LINE_REC *prev, *next;
 
 	unsigned char *text;
-        unsigned char refcount;
         LINE_INFO_REC info;
 } LINE_REC;
 
@@ -77,10 +76,6 @@ TEXT_BUFFER_REC *textbuffer_create(void);
 /* Destroy the buffer */
 void textbuffer_destroy(TEXT_BUFFER_REC *buffer);
 
-void textbuffer_line_ref(LINE_REC *line);
-void textbuffer_line_unref(TEXT_BUFFER_REC *buffer, LINE_REC *line);
-void textbuffer_line_unref_list(TEXT_BUFFER_REC *buffer, GList *list);
-
 LINE_REC *textbuffer_line_last(TEXT_BUFFER_REC *buffer);
 int textbuffer_line_exists_after(LINE_REC *line, LINE_REC *search);
 

src/perl/textui/TextBuffer.xs

@@ -58,17 +58,6 @@ CODE:
 OUTPUT:
 	RETVAL
 
-void
-textbuffer_line_ref(line)
-	Irssi::TextUI::Line line
-
-void
-textbuffer_line_unref(line, buffer)
-	Irssi::TextUI::Line line
-	Irssi::TextUI::TextBuffer buffer
-CODE:
-	textbuffer_line_unref(buffer, line);
-
 void
 textbuffer_line_get_text(line, coloring)
 	Irssi::TextUI::Line line