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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2023-04-07 01:17:04 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska@appnovation.com> | 2023-04-07 01:17:04 +0000 |
| commit | 51e253133a87a72cfde9ce6bd8c12544b54721cb (patch) | |
| tree | 67b532e4342f569cb89967a5c2349acddbfb5133 /doc/libstddjb | |
| parent | 1d152882ecd60c177a09e84db4ea8766945e87b2 (diff) | |
| download | skalibs-51e253133a87a72cfde9ce6bd8c12544b54721cb.tar.xz | |
Add selfpipe_fd(), refactor selfpipe
Signed-off-by: Laurent Bercot <ska@appnovation.com>
Diffstat (limited to 'doc/libstddjb')
| -rw-r--r-- | doc/libstddjb/selfpipe.html | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/doc/libstddjb/selfpipe.html b/doc/libstddjb/selfpipe.html index 7c13e0e..54c0f36 100644 --- a/doc/libstddjb/selfpipe.html +++ b/doc/libstddjb/selfpipe.html @@ -182,6 +182,21 @@ it's a serious one and your system has become very unstable. is positive, it is the number of the signal that was caught. </p> +<h3> Accessing the selfpipe </h3> + +<pre> +int fd = selfpipe_fd() ; +</pre> + +<p> + Sometimes you need to access the fd of the selfpipe in two +very distinct translation units (typically to poll on it), and you +rightly don't want to add a global variable to store it, especially +since it's already stored in a global internal variable in skalibs. +No need to bloat your binary anymore: <tt>selfpipe_fd()</tt> will +now retrieve the value for you, wherever you are. +</p> + <h3> Finishing </h3> <pre> |