# alsa::poll::poll_all - Rust
API documentation for the Rust `poll_all` fn in crate `alsa`.
Keywords: rust, rustlang, rust-lang, poll_all

# Function alsa::poll::poll_all [−] [src]

    pub fn poll_all<'a>(
        desc: &[&'a PollDescriptors],
        timeout: i32
    ) -> Result<Vec<(&'a PollDescriptors, PollFlags)>>

Builds a pollfd array, polls it, and returns the poll descriptors which have non-zero revents.

# Help

## Keyboard Shortcuts

?
  Show this help dialog
S
  Focus the search field
⇤
  Move up in search results
⇥
  Move down in search results
⏎
  Go to active search result
+
  Collapse/expand all sections

## Search Tricks

Prefix searches with a type followed by a colon (e.g. `fn:`) to restrict the search to a given type.

Accepted types are: `fn`, `mod`, `struct`, `enum`, `trait`, `type`, `macro`, and `const`.

Search functions by type signature (e.g. `vec -> usize` or `* -> vec`)