Don't allow event receivers to be added twice.
authorChris Hanson <org/chris-hanson/cph>
Fri, 7 Apr 2000 20:42:30 +0000 (20:42 +0000)
committerChris Hanson <org/chris-hanson/cph>
Fri, 7 Apr 2000 20:42:30 +0000 (20:42 +0000)
commitce22feae9c6f6b7f978fa11b53658c605e0942d5
tree3159b65eaebd15d62102c79b174f97c776cfe8a3
parent00a69e210ec05997689869b126ca9fca097bcaf1
Don't allow event receivers to be added twice.
v7/src/runtime/events.scm