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| author | Ron Yorston | 2022-04-20 09:23:30 +0100 |
|---|---|---|
| committer | Bernhard Reutner-Fischer | 2022-04-20 16:06:04 +0200 |
| commit | c93eb1a95b1f06c145d4169a8776a318a2085e8b (patch) | |
| tree | 85d6d038e6871ab65fae32323cd8f45bc079b2ac | |
| parent | 57fea029cc3d6faf5a8b9ad4b17b543359fe7ccb (diff) | |
| download | busybox-c93eb1a95b1f06c145d4169a8776a318a2085e8b.zip busybox-c93eb1a95b1f06c145d4169a8776a318a2085e8b.tar.gz | |
vi: fix backspace over tab in commands
Colon and search commands are entered on the status line. Since
the cursor position wasn't being tracked backspacing over a tab
resulted in a mismatch between the actual and apparent content
of the command.
function old new delta
get_input_line 178 180 +2
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/0 up/down: 2/0) Total: 2 bytes
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
| -rw-r--r-- | editors/vi.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/editors/vi.c b/editors/vi.c index 4257c0f..6fa0a4e 100644 --- a/editors/vi.c +++ b/editors/vi.c @@ -1217,10 +1217,11 @@ static char *get_input_line(const char *prompt) break; // this is end of input if (isbackspace(c)) { // user wants to erase prev char - write1("\b \b"); // erase char on screen buf[--i] = '\0'; + go_bottom_and_clear_to_eol(); if (i <= 0) // user backs up before b-o-l, exit break; + write1(buf); } else if (c > 0 && c < 256) { // exclude Unicode // (TODO: need to handle Unicode) buf[i] = c; |