diff options
author | Denys Vlasenko | 2022-01-18 00:31:27 +0100 |
---|---|---|
committer | Denys Vlasenko | 2022-01-18 00:36:42 +0100 |
commit | 1e825acf8d715fe49af040cb02f9e96c26955832 (patch) | |
tree | 1ba246aca6ab29b154dd14e61e96fafd6bab475e /include/libbb.h | |
parent | 8ad2acf352d790d0bdd792b8e126d58a088451f3 (diff) | |
download | busybox-1e825acf8d715fe49af040cb02f9e96c26955832.zip busybox-1e825acf8d715fe49af040cb02f9e96c26955832.tar.gz |
libbb: shrink lineedit_read_key()
function old new delta
lineedit_read_key 237 231 -6
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'include/libbb.h')
-rw-r--r-- | include/libbb.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/libbb.h b/include/libbb.h index b45ce91..8e3b7ae 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -1900,6 +1900,8 @@ enum { * (unless fd is in non-blocking mode), * subsequent reads will time out after a few milliseconds. * Return of -1 means EOF or error (errno == 0 on EOF). + * Nonzero errno is not preserved across the call: + * if there was no error, errno will be cleared to 0. * buffer[0] is used as a counter of buffered chars and must be 0 * on first call. * timeout: |