diff options
Diffstat (limited to 'libbb/read_key.c')
| -rw-r--r-- | libbb/read_key.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/libbb/read_key.c b/libbb/read_key.c index a2253ce..98b3131 100644 --- a/libbb/read_key.c +++ b/libbb/read_key.c @@ -246,3 +246,12 @@ int64_t FAST_FUNC read_key(int fd, char *buffer) buffer[-1] = 0; goto start_over; } + +void FAST_FUNC read_key_ungets(char *buffer, const char *str, unsigned len) +{ + unsigned cur_len = (unsigned char)buffer[0]; + if (len > KEYCODE_BUFFER_SIZE-1 - cur_len) + len = KEYCODE_BUFFER_SIZE-1 - cur_len; + memcpy(buffer + 1 + cur_len, str, len); + buffer[0] += cur_len + len; +} |