Ignore sigpipe to prevent SIGPIPE in CloudSQLite which crashes the pr…

…ocess (#944) (#949)

* ignore sigpipe: no idea if this is the appropriate place to do it

* update comment

(cherry picked from commit 3574f5b)

Co-authored-by: Nick Tessier <22119573+nick4598@users.noreply.github.com>

iModelJsNodeAddon/IModelJsNative.h

@@ -15,6 +15,9 @@
 #include <Napi/napi.h>
 #include <DgnPlatform/DgnGeoCoord.h>
 #include "DgnDbWorker.h"
+#ifndef BENTLEY_WIN32
+    #include <signal.h>
+#endif
 
 USING_NAMESPACE_BENTLEY
 USING_NAMESPACE_BENTLEY_SQLITE

iModelJsNodeAddon/JsCloudSqlite.cpp

@@ -1032,6 +1032,10 @@ void registerCloudSqlite(Napi::Env env, Napi::Object exports) {
     JsCloudCache::Init(env, exports);
     JsCloudContainer::Init(env, exports);
     JsCloudPrefetch::Init(env, exports);
+    #ifndef BENTLEY_WIN32
+        // Ignore SIGPIPE to prevent crashes in CloudSQLite/curl.
+        signal(SIGPIPE, SIG_IGN);
+    #endif
 }
 
 } // end namespace IModelJsNative