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add docs for as_stdio
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@ -109,6 +109,14 @@ impl FileDescriptor {
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pub fn try_clone(&self) -> Fallible<Self> {
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self.handle.try_clone().map(|handle| Self { handle })
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}
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/// A convenience method for creating a `std::process::Stdio` object
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/// to be used for eg: redirecting the stdio streams of a child
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/// process. The `Stdio` is created using a duplicated handle so
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/// that the source handle remains alive.
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pub fn as_stdio(&self) -> Fallible<std::process::Stdio> {
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self.as_stdio_impl()
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}
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}
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pub struct Pipes {
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@ -161,7 +161,8 @@ impl FileDescriptor {
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}
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}
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pub fn as_stdio(&self) -> Fallible<std::process::Stdio> {
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#[inline]
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pub(crate) fn as_stdio_impl(&self) -> Fallible<std::process::Stdio> {
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let duped = OwnedHandle::dup(self)?;
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let fd = duped.into_raw_fd();
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let stdio = unsafe { std::process::Stdio::from_raw_fd(fd) };
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@ -97,7 +97,8 @@ impl IntoRawHandle for OwnedHandle {
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}
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impl FileDescriptor {
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pub fn as_stdio(&self) -> Fallible<std::process::Stdio> {
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#[inline]
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pub(crate) fn as_stdio_impl(&self) -> Fallible<std::process::Stdio> {
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let duped = self.handle.try_clone()?;
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let handle = duped.into_raw_handle();
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let stdio = unsafe { std::process::Stdio::from_raw_handle(handle) };
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