CatchAll catches all signals and relays them to the specified channel.

DumpStacks appends the runtime stack into file in dir and returns full path to that file.

ParseSignal translates a string to a valid syscall signal.

StopCatch stops catching the signals and closes the specified channel.

Trap sets up a simplified signal "trap", appropriate for common behavior expected from a vanilla unix command-line tool in general (and the Docker engine in particular).

ValidSignalForPlatform returns true if a signal is valid on the platform.

DefaultStopSignal is the syscall signal used to stop a container in unix systems.

SIGCHLD is a signal sent to a process when a child process terminates, is interrupted, or resumes after being interrupted.

SIGPIPE is a signal sent to a process when a pipe is written to before the other end is open for reading.

SIGWINCH is a signal sent to a process when its controlling terminal changes its size.

SignalMap is a map of Linux signals.