Ticket #1977: type accuracy of WEdit members and mceditor functions.

(line_is_blank): return gboolean instead of int.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>

src/editor/edit-impl.h

@@ -316,7 +316,7 @@ void book_mark_dec (WEdit * edit, int line);
 void book_mark_serialize (WEdit * edit, int color);
 void book_mark_restore (WEdit * edit, int color);
 
-int line_is_blank (WEdit * edit, long line);
+gboolean line_is_blank (WEdit * edit, long line);
 gboolean is_break_char (char c);
 int edit_indent_width (WEdit * edit, long p);
 void edit_insert_indent (WEdit * edit, int indent);

src/editor/edit.c

@@ -735,24 +735,31 @@ is_in_indent (WEdit * edit)
 }
 
 /* --------------------------------------------------------------------------------------------- */
+/** check whether line in editor is blank or not
+ *
+ * @param edit editor object
+ * @param offset position in file
+ *
+ * @return TRUE if line in blank, FALSE otherwise
+ */
 
-static int
+static gboolean
 is_blank (WEdit * edit, long offset)
 {
     long s, f;
     int c;
+
     s = edit_bol (edit, offset);
     f = edit_eol (edit, offset) - 1;
     while (s <= f)
     {
         c = edit_get_byte (edit, s++);
         if (!isspace (c))
-            return 0;
+            return FALSE;
     }
-    return 1;
+    return TRUE;
 }
 
-
 /* --------------------------------------------------------------------------------------------- */
 /** returns the offset of line i */
 
@@ -3220,8 +3227,15 @@ edit_move_to_prev_col (WEdit * edit, long p)
 }
 
 /* --------------------------------------------------------------------------------------------- */
+/** check whether line in editor is blank or not
+ *
+ * @param edit editor object
+ * @param line number of line
+ *
+ * @return TRUE if line in blank, FALSE otherwise
+ */
 
-int
+gboolean
 line_is_blank (WEdit * edit, long line)
 {
     return is_blank (edit, edit_find_line (edit, line));