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| author | Matthias Lang <[email protected]> | 2010-08-19 15:12:26 +0200 |
|---|---|---|
| committer | Patrik Nyblom <[email protected]> | 2012-04-17 16:11:26 +0200 |
| commit | e2277e240790930563b0833854e7bc6a8338cf5c (patch) | |
| tree | 7cadd3a34cd454ff4b26bfcc2827a6a201520cc7 /erts/doc/src | |
| parent | f1a49c45e4b2ec746407fd777ba31fec6cab118e (diff) | |
| download | otp-e2277e240790930563b0833854e7bc6a8338cf5c.tar.gz otp-e2277e240790930563b0833854e7bc6a8338cf5c.tar.bz2 otp-e2277e240790930563b0833854e7bc6a8338cf5c.zip | |
Extend erlang:port_info/1,2 to show the OS pid of a spawned process
When spawning OS (unix) processes with erlang:open_port, store the
resulting unix pid so that it can be queried later on using
erlang:port_info/1,2.
Diffstat (limited to 'erts/doc/src')
| -rw-r--r-- | erts/doc/src/erlang.xml | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 0963904b83..2fbfe6eb74 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -3573,6 +3573,10 @@ os_prompt% </pre> <p><c>Bytes</c> is the total number of bytes written to the port.</p> </item> + <tag><c>{os_pid, Integer}</c></tag> + <item> + <p><c>Integer</c> is the OS pid of the spawned process (Unix systems only).</p> + </item> </taglist> <p>Failure: <c>badarg</c> if <c>Port</c> is not a local port.</p> </desc> |