Implement CatchAll and StopCatch in signal_common.go

This is part of a set of changes to port podman to the FreeBSD platform.
The pkg/signal parts are needed to enable ABI mode on FreeBSD. No tests
are needed here because it should be a functional no-op for linux.

[NO NEW TESTS NEEDED]

Signed-off-by: Doug Rabson <dfr@rabson.org>

1 files changed, 0 insertions, 11 deletions

diff --git a/pkg/signal/signal_unix.go b/pkg/signal/signal_unix.go
index 0f43e21b7..7919e3670 100644
--- a/pkg/signal/signal_unix.go
+++ b/pkg/signal/signal_unix.go
@@ -5,7 +5,6 @@
 package signal
 
 import (
-	"os"
 	"syscall"
 )
 
@@ -88,13 +87,3 @@ var SignalMap = map[string]syscall.Signal{
 	"RTMAX-1":  sigrtmax - 1,
 	"RTMAX":    sigrtmax,
 }
-
-// CatchAll catches all signals and relays them to the specified channel.
-func CatchAll(sigc chan os.Signal) {
-	panic("Unsupported on non-linux platforms")
-}
-
-// StopCatch stops catching the signals and closes the specified channel.
-func StopCatch(sigc chan os.Signal) {
-	panic("Unsupported on non-linux platforms")
-}