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lineedit: fix another corner case with bad unicode input

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function                                             old     new   delta
read_key                                             607     646     +39
readit                                                50      55      +5
getch_nowait                                         290     295      +5
hash_find                                            233     234      +1
xstrtoul_range_sfx                                   231     230      -1
passwd_main                                         1058    1056      -2
builtin_exit                                          45      43      -2
cmp_main                                             649     645      -4
lineedit_read_key                                    257     245     -12
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(add/remove: 0/0 grow/shrink: 4/5 up/down: 50/-21)             Total: 29 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2010-03-11 21:17:55 +01:00
parent b0a57abb79
commit 58f108eb33
6 changed files with 67 additions and 35 deletions
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6
include/libbb.h
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@ -1275,8 +1275,12 @@ enum {
* Return of -1 means EOF or error (errno == 0 on EOF).
* buffer[0] is used as a counter of buffered chars and must be 0
* on first call.
* timeout:
* -2: do not poll for input;
* -1: poll(-1) (i.e. block);
* >=0: poll for TIMEOUT milliseconds, return -1/EAGAIN on timeout
*/
int64_t read_key(int fd, char *buffer) FAST_FUNC;
int64_t read_key(int fd, char *buffer, int timeout) FAST_FUNC;
void read_key_ungets(char *buffer, const char *str, unsigned len) FAST_FUNC;