wreadln: removed parameter "x1"

Several internal functions calculate the width of the input field by
subtracting "x0" from "x1", although the width is already being passed
to them.  Eliminate the parameter "x1" in all functions, and use
"width" instead.

1 files changed, 11 insertions, 15 deletions

diff --git a/src/wreadln.c b/src/wreadln.c
index f6773a7f9..eb78a57f1 100644
--- a/src/wreadln.c
+++ b/src/wreadln.c
@@ -54,14 +54,12 @@ wrln_gcmp_post_cb_t wrln_post_completion_callback = NULL;
 static inline void cursor_move_right(gint *cursor,
 				     gint *start,
 				     gint width,
-				     gint x0,
-				     gint x1,
 				     gchar *line)
 {
 	if (*cursor < (int)strlen(line) &&
 	    *cursor < (int)wrln_max_line_size - 1) {
 		(*cursor)++;
-		if (*cursor + x0 >= x1 && *start < *cursor - width + 1)
+		if (*cursor >= width && *start < *cursor - width + 1)
 			(*start)++;
 	}
 }
@@ -81,12 +79,10 @@ static inline void cursor_move_left(gint *cursor,
 static inline void cursor_move_to_eol(gint *cursor,
 				      gint *start,
 				      gint width,
-				      gint x0,
-				      gint x1,
 				      gchar *line)
 {
 	*cursor = strlen(line);
-	if (*cursor + x0 >= x1)
+	if (*cursor >= width)
 		*start = *cursor - width + 1;
 }
 
@@ -168,12 +164,12 @@ _wreadln(WINDOW *w,
 			hlist = hlist->prev;
 			g_strlcpy(line, hlist->data, wrln_max_line_size);
 		}
-		cursor_move_to_eol(&cursor, &start, width, x0, x1, line);
+		cursor_move_to_eol(&cursor, &start, width, line);
 		drawline(cursor, start, width, x0, y, masked, line, w);
 	} else if (initial_value) {
 		/* copy the initial value to the line buffer */
 		g_strlcpy(line, initial_value, wrln_max_line_size);
-		cursor_move_to_eol(&cursor, &start, width, x0, x1, line);
+		cursor_move_to_eol(&cursor, &start, width, line);
 		drawline(cursor, start, width, x0, y, masked, line, w);
 	}
 
@@ -205,7 +201,7 @@ _wreadln(WINDOW *w,
 				list = g_completion_complete(gcmp, line, &prefix);
 				if (prefix) {
 					g_strlcpy(line, prefix, wrln_max_line_size);
-					cursor_move_to_eol(&cursor, &start, width, x0, x1, line);
+					cursor_move_to_eol(&cursor, &start, width, line);
 					g_free(prefix);
 				} else
 					screen_bell();
@@ -232,7 +228,7 @@ _wreadln(WINDOW *w,
 			break;
 		case KEY_RIGHT:
 		case KEY_CTRL_F:
-			cursor_move_right(&cursor, &start, width, x0, x1, line);
+			cursor_move_right(&cursor, &start, width, line);
 			break;
 		case KEY_HOME:
 		case KEY_CTRL_A:
@@ -241,7 +237,7 @@ _wreadln(WINDOW *w,
 			break;
 		case KEY_END:
 		case KEY_CTRL_E:
-			cursor_move_to_eol(&cursor, &start, width, x0, x1, line);
+			cursor_move_to_eol(&cursor, &start, width, line);
 			break;
 		case KEY_CTRL_K:
 			line[cursor] = 0;
@@ -280,7 +276,7 @@ _wreadln(WINDOW *w,
 				hlist = hlist->prev;
 				g_strlcpy(line, hlist->data, wrln_max_line_size);
 			}
-			cursor_move_to_eol(&cursor, &start, width, x0, x1, line);
+			cursor_move_to_eol(&cursor, &start, width, line);
 			break;
 		case KEY_DOWN:
 		case KEY_CTRL_N:
@@ -290,7 +286,7 @@ _wreadln(WINDOW *w,
 				hlist = hlist->next;
 				g_strlcpy(line, hlist->data, wrln_max_line_size);
 			}
-			cursor_move_to_eol(&cursor, &start, width, x0, x1, line);
+			cursor_move_to_eol(&cursor, &start, width, line);
 			break;
 
 		case '\n':
@@ -314,11 +310,11 @@ _wreadln(WINDOW *w,
 					line[cursor + 1] = 0;
 					g_strlcat (&line[cursor + 1], tmp, size);
 					g_free(tmp);
-					cursor_move_right(&cursor, &start, width, x0, x1, line);
+					cursor_move_right(&cursor, &start, width, line);
 				} else {
 					line[cursor + 1] = 0;
 					line[cursor] = key;
-					cursor_move_right(&cursor, &start, width, x0, x1, line);
+					cursor_move_right(&cursor, &start, width, line);
 				}
 			}
 		}