diff options
Diffstat (limited to 'vendor/github.com/stefanhaller/tcell/v2/nonblock_bsd.go')
-rw-r--r-- | vendor/github.com/stefanhaller/tcell/v2/nonblock_bsd.go | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/vendor/github.com/stefanhaller/tcell/v2/nonblock_bsd.go b/vendor/github.com/stefanhaller/tcell/v2/nonblock_bsd.go new file mode 100644 index 000000000..622888e31 --- /dev/null +++ b/vendor/github.com/stefanhaller/tcell/v2/nonblock_bsd.go @@ -0,0 +1,43 @@ +// Copyright 2021 The TCell Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use file except in compliance with the License. +// You may obtain a copy of the license at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +//go:build darwin || dragonfly || freebsd || netbsd || openbsd +// +build darwin dragonfly freebsd netbsd openbsd + +package tcell + +import ( + "syscall" + + "golang.org/x/sys/unix" +) + +// BSD systems use TIOC style ioctls. + +// tcSetBufParams is used by the tty driver on UNIX systems to configure the +// buffering parameters (minimum character count and minimum wait time in msec.) +// This also waits for output to drain first. +func tcSetBufParams(fd int, vMin uint8, vTime uint8) error { + _ = syscall.SetNonblock(fd, true) + tio, err := unix.IoctlGetTermios(fd, unix.TIOCGETA) + if err != nil { + return err + } + tio.Cc[unix.VMIN] = vMin + tio.Cc[unix.VTIME] = vTime + if err = unix.IoctlSetTermios(fd, unix.TIOCSETAW, tio); err != nil { + return err + } + return nil +} |