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-rw-r--r--net/server.lua14
1 files changed, 10 insertions, 4 deletions
diff --git a/net/server.lua b/net/server.lua
index 9f24b0a6..a753a19c 100644
--- a/net/server.lua
+++ b/net/server.lua
@@ -66,9 +66,9 @@ else
end
-- If server.hook_signal exists, replace signal.signal()
-local ok, signal = pcall(require, "util.signal");
-if server.hook_signal then
- if ok then
+local has_signal, signal = pcall(require, "util.signal");
+if has_signal then
+ if server.hook_signal then
function signal.signal(signal_id, handler)
if type(signal_id) == "string" then
signal_id = signal[signal_id:upper()];
@@ -78,9 +78,15 @@ if server.hook_signal then
end
return server.hook_signal(signal_id, handler);
end
+ else
+ server.hook_signal = signal.signal;
end
else
- server.hook_signal = signal.signal;
+ if not server.hook_signal then
+ server.hook_signal = function()
+ return false, "signal hooking not supported"
+ end
+ end
end
if prosody then