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- fixed: ADehackedPickup was missing NULL pointer checks in nearly all methods that used RealPickup.

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Some DECORATE hacks make it possible that this does not contain a valid pointer when these methods are called.
This commit is contained in:
Christoph Oelckers 2016-06-01 23:41:34 +02:00
parent 26a15d0ccc
commit 2afadb0108
1 changed files with 15 additions and 8 deletions
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23
src/d_dehacked.cpp
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@ -3123,22 +3123,29 @@ bool ADehackedPickup::TryPickup (AActor *&toucher)
const char *ADehackedPickup::PickupMessage () const char *ADehackedPickup::PickupMessage ()
{ {
return RealPickup->PickupMessage (); if (RealPickup != nullptr)
return RealPickup->PickupMessage ();
else return "";
} }
bool ADehackedPickup::ShouldStay () bool ADehackedPickup::ShouldStay ()
{ {
return RealPickup->ShouldStay (); if (RealPickup != nullptr)
return RealPickup->ShouldStay ();
else return true;
} }
bool ADehackedPickup::ShouldRespawn () bool ADehackedPickup::ShouldRespawn ()
{ {
return RealPickup->ShouldRespawn (); if (RealPickup != nullptr)
return RealPickup->ShouldRespawn ();
else return false;
} }
void ADehackedPickup::PlayPickupSound (AActor *toucher) void ADehackedPickup::PlayPickupSound (AActor *toucher)
{ {
RealPickup->PlayPickupSound (toucher); if (RealPickup != nullptr)
RealPickup->PlayPickupSound (toucher);
} }
void ADehackedPickup::DoPickupSpecial (AActor *toucher) void ADehackedPickup::DoPickupSpecial (AActor *toucher)
@ -3146,19 +3153,19 @@ void ADehackedPickup::DoPickupSpecial (AActor *toucher)
Super::DoPickupSpecial (toucher); Super::DoPickupSpecial (toucher);
// If the real pickup hasn't joined the toucher's inventory, make sure it // If the real pickup hasn't joined the toucher's inventory, make sure it
// doesn't stick around. // doesn't stick around.
if (RealPickup->Owner != toucher) if (RealPickup != nullptr && RealPickup->Owner != toucher)
{ {
RealPickup->Destroy (); RealPickup->Destroy ();
} }
RealPickup = NULL; RealPickup = nullptr;
} }
void ADehackedPickup::Destroy () void ADehackedPickup::Destroy ()
{ {
if (RealPickup != NULL) if (RealPickup != nullptr)
{ {
RealPickup->Destroy (); RealPickup->Destroy ();
RealPickup = NULL; RealPickup = nullptr;
} }
Super::Destroy (); Super::Destroy ();
} }