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| author | Kaz Kylheku <kaz@kylheku.com> | 2015-09-04 20:19:40 -0700 |
|---|---|---|
| committer | Kaz Kylheku <kaz@kylheku.com> | 2015-09-04 20:19:40 -0700 |
| commit | d8811fb0200792abc363d9e0ff1ceea44617ec71 (patch) | |
| tree | d0c0f6ebe0848efe5a2f9a6bcf2ad2f5ac4b2533 /linenoise/linenoise.c | |
| parent | 1b2c4c3b5d40fdea424731007aab7fd97d107816 (diff) | |
| download | txr-d8811fb0200792abc363d9e0ff1ceea44617ec71.tar.gz txr-d8811fb0200792abc363d9e0ff1ceea44617ec71.tar.bz2 txr-d8811fb0200792abc363d9e0ff1ceea44617ec71.zip | |
linenoise: tty read fix.
* linenoise/linenoise.c (edit): If 0 bytes is read from the
tty for any reason, return -1 so that the linenoise function
will return a null pointer rather than a blank line.
Diffstat (limited to 'linenoise/linenoise.c')
| -rw-r--r-- | linenoise/linenoise.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/linenoise/linenoise.c b/linenoise/linenoise.c index bdffcfff..3d596bd9 100644 --- a/linenoise/linenoise.c +++ b/linenoise/linenoise.c @@ -760,7 +760,8 @@ static int edit(int stdin_fd, int stdout_fd, char *buf, size_t buflen, const cha char seq[3]; nread = read(l.ifd,&c,1); - if (nread <= 0) return l.len; + if (nread <= 0) + return l.len ? l.len : -1; /* Only autocomplete when the callback is set. It returns < 0 when * there was an error reading from fd. Otherwise it will return the |