Installs the host sink. Called by the host that owns the output destination.
This sets the process-wide default, not the per-invocation scope, so a host
installs it once at startup. Capture scopes established during command
execution take precedence over it via sink_get.
Installs the host sink. Called by the host that owns the output destination.
This sets the process-wide default, not the per-invocation scope, so a host installs it once at startup. Capture scopes established during command execution take precedence over it via sink_get.