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| author | Denys Vlasenko | 2018-04-06 17:58:21 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2018-04-06 17:58:21 +0200 |
| commit | f5018dac21df54647d0982ed4bebd0286d77cc56 (patch) | |
| tree | 1ee25cd13897d36d192281f7f4d990529c98410a /libbb/lineedit.c | |
| parent | d1d6d9c5d8022bcd8f2e7fbd470d293f73adae58 (diff) | |
| download | busybox-f5018dac21df54647d0982ed4bebd0286d77cc56.zip busybox-f5018dac21df54647d0982ed4bebd0286d77cc56.tar.gz | |
hush: fix "unset PS1/PS2", and put them into initial variable set
"unset PS1/PS2" causes prompts to be empty strings
function old new delta
hush_main 1031 1089 +58
goto_new_line 27 33 +6
fgetc_interactive 244 245 +1
unset_local_var 155 149 -6
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/1 up/down: 65/-6) Total: 59 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb/lineedit.c')
| -rw-r--r-- | libbb/lineedit.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libbb/lineedit.c b/libbb/lineedit.c index 678c4d2..d5e92e8 100644 --- a/libbb/lineedit.c +++ b/libbb/lineedit.c @@ -430,7 +430,8 @@ static void put_till_end_and_adv_cursor(void) static void goto_new_line(void) { put_till_end_and_adv_cursor(); - if (cmdedit_x != 0) + /* "cursor == 0" is only if prompt is "" and user input is empty */ + if (cursor == 0 || cmdedit_x != 0) bb_putchar('\n'); } |