diff options
Diffstat (limited to 'runtime/doc/channel.txt')
| -rw-r--r-- | runtime/doc/channel.txt | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/runtime/doc/channel.txt b/runtime/doc/channel.txt index 01a9e3695d..6705c59c34 100644 --- a/runtime/doc/channel.txt +++ b/runtime/doc/channel.txt @@ -628,15 +628,18 @@ ch_logfile({fname} [, {mode}]) *ch_logfile()* Start logging channel activity to {fname}. When {fname} is an empty string: stop logging. - When {mode} is omitted or "a" append to the file. - When {mode} is "w" start with an empty file. + When {mode} is omitted or contains "a" or is "o" then append + to the file. + When {mode} contains "w" and not "a" start with an empty file. + When {mode} contains "o" then log all terminal output. + Otherwise only some interesting terminal output is logged. Use |ch_log()| to write log messages. The file is flushed after every message, on Unix you can use "tail -f" to see what is going on in real time. To enable the log very early, to see what is received from a - terminal during startup, use |--log|: > + terminal during startup, use |--log| (this uses mode "ao"): > vim --log logfile < This function is not available in the |sandbox|. |