draw_text: minor cleanup to use fewer local variables

diff --git a/tig.c b/tig.c
index 25cf31b02e18ea71de4e7fcc30b1568429f7e801..756ce47429abe83f70ed5ea21d1fd1f0f5721a38 100644 (file)
--- a/tig.c
+++ b/tig.c
@@ -1460,16 +1460,13 @@ static int
 draw_text(struct view *view, const char *string, int max_len, int col,
          bool use_tilde, int tilde_attr)
 {
-       int n;
+       int len = 0;
 
-       n = 0;
        if (max_len > 0) {
-               int len;
                int trimmed = FALSE;
 
                if (opt_utf8) {
                        len = utf8_length(string, max_len, &trimmed, use_tilde);
-                       n = len;
                } else {
                        len = strlen(string);
                        if (len > max_len) {
@@ -1479,18 +1476,17 @@ draw_text(struct view *view, const char *string, int max_len, int col,
                                len = max_len;
                                trimmed = TRUE;
                        }
-                       n = len;
                }
-               waddnstr(view->win, string, n);
+               waddnstr(view->win, string, len);
                if (trimmed && use_tilde) {
                        if (tilde_attr != -1)
                                wattrset(view->win, tilde_attr);
                        waddch(view->win, '~');
-                       n++;
+                       len++;
                }
        }
 
-       return n;
+       return len;
 }
 
 static bool