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Diffstat (limited to 'doc/libstddjb')
| -rw-r--r-- | doc/libstddjb/djbunix.html | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/doc/libstddjb/djbunix.html b/doc/libstddjb/djbunix.html index 9a921de..e70fe4f 100644 --- a/doc/libstddjb/djbunix.html +++ b/doc/libstddjb/djbunix.html @@ -192,6 +192,16 @@ Returns 1 if it succeeds and 0 if it fails. </p> <p> +<code> void fd_shutdown (int fd, int w) </code> <br /> +Shuts down socket <em>fd</em>, for reading if <em>w</em> is zero, +and for writing otherwise. Does not return an error code; does +not modify errno. This is just a call to +<a href="https://pubs.opengroup.org/onlinepubs/9699919799/functions/shutdown.html">shutdown()</a> +with errno saved, used essentially to isolate application code from +<tt>sys/socket.h</tt> which is a portability nightmare. +</p> + +<p> <code> int lock_ex (int fd) </code> <br /> Gets an exclusive advisory lock on <em>fd</em>. <em>fd</em> must point to a regular file, open for writing. Blocks until the lock can be obtained. |