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418593def3
When compiled with go older than 1.12 creack/pty will not include a fix for blocking Read() and will be prone to data races - but at least it will work For more information see issues: #88 #114 #156 #162
24 lines
425 B
Go
24 lines
425 B
Go
//go:build !windows && go1.12
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// +build !windows,go1.12
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package pty
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import "os"
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func ioctl(f *os.File, cmd, ptr uintptr) error {
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sc, e := f.SyscallConn()
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if e != nil {
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return ioctl_inner(f.Fd(), cmd, ptr) // fall back to blocking io (old behavior)
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}
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ch := make(chan error, 1)
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defer close(ch)
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e = sc.Control(func(fd uintptr) { ch <- ioctl_inner(fd, cmd, ptr) })
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if e != nil {
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return e
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}
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e = <-ch
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return e
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}
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