Adding upstream version 1.21.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

1 files changed, 26 insertions, 0 deletions

diff --git a/pkg/container/util.go b/pkg/container/util.go
new file mode 100644
index 0000000..96143a5
--- /dev/null
+++ b/pkg/container/util.go
@@ -0,0 +1,26 @@
+//go:build (!windows && !plan9 && !openbsd) || (!windows && !plan9 && !mips64)
+
+package container
+
+import (
+	"os"
+	"syscall"
+
+	"github.com/creack/pty"
+)
+
+func getSysProcAttr(_ string, tty bool) *syscall.SysProcAttr {
+	if tty {
+		return &syscall.SysProcAttr{
+			Setsid:  true,
+			Setctty: true,
+		}
+	}
+	return &syscall.SysProcAttr{
+		Setpgid: true,
+	}
+}
+
+func openPty() (*os.File, *os.File, error) {
+	return pty.Open()
+}