diff options
| -rw-r--r-- | src/wreadln.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/src/wreadln.c b/src/wreadln.c index 6c66895f7..59026ed08 100644 --- a/src/wreadln.c +++ b/src/wreadln.c @@ -74,22 +74,24 @@ wrln_gcmp_post_cb_t wrln_post_completion_callback = NULL; /* move the cursor one step to the right */ static inline void cursor_move_right(struct wreadln *wr) { - if (wr->cursor < strlen(wr->line)) { - ++wr->cursor; - if (wr->cursor >= (size_t)wr->width && - wr->start < wr->cursor - wr->width + 1) - ++wr->start; - } + if (wr->line[wr->cursor] == 0) + return; + + ++wr->cursor; + if (wr->cursor >= (size_t)wr->width && + wr->start < wr->cursor - wr->width + 1) + ++wr->start; } /* move the cursor one step to the left */ static inline void cursor_move_left(struct wreadln *wr) { - if (wr->cursor > 0) { - if (wr->cursor == wr->start && wr->start > 0) - --wr->start; - --wr->cursor; - } + if (wr->cursor == 0) + return; + + if (wr->cursor == wr->start && wr->start > 0) + --wr->start; + --wr->cursor; } /* move the cursor to the end of the line */ |