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don't throw std::bad_alloc when out of memory. Instead, terminate immediately

pull/4/head
Cory Fields 7 years ago
committed by Jack Grigg
parent
commit
c10b69eb64
No known key found for this signature in database GPG Key ID: 665DBCD284F7DAFF
  1. 15
      src/init.cpp

15
src/init.cpp

@ -723,6 +723,19 @@ bool AppInitServers(boost::thread_group& threadGroup)
return true;
}
[[noreturn]] static void new_handler_terminate()
{
// Rather than throwing std::bad-alloc if allocation fails, terminate
// immediately to (try to) avoid chain corruption.
// Since LogPrintf may itself allocate memory, set the handler directly
// to terminate first.
std::set_new_handler(std::terminate);
LogPrintf("Error: Out of memory. Terminating.\n");
// The log was successful, terminate now.
std::terminate();
};
/** Initialize bitcoin.
* @pre Parameters should be parsed and config file should be read.
*/
@ -784,6 +797,8 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
signal(SIGPIPE, SIG_IGN);
#endif
std::set_new_handler(new_handler_terminate);
// ********************************************************* Step 2: parameter interactions
const CChainParams& chainparams = Params();

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