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[Add] Prevention in case of pilot_stack reallocation.

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This commit is contained in:
Allanis 2013-03-20 21:27:57 +00:00
parent d649330e5b
commit 9ea3f985d2
1 changed files with 14 additions and 4 deletions
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16
src/pilot.c
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@ -711,7 +711,10 @@ void pilot_init(Pilot* pilot, Ship* ship, char* name, Faction* faction,
unsigned int pilot_create(Ship* ship, char* name, Faction* faction,
AI_Profile* ai, const double dir, const Vec2* pos,
const Vec2* vel, const int flags) {
Pilot* dyn = MALLOC_L(Pilot);
Pilot** tp, *dyn;
dyn = MALLOC_L(Pilot);
if(dyn == NULL) {
WARN("Unable to allocate memory.");
return 0;
@ -730,8 +733,15 @@ unsigned int pilot_create(Ship* ship, char* name, Faction* faction,
// Add to the stack.
pilots++; // There is a new pilot.
if(pilots >= mpilots) // Need to grow.
pilot_stack = realloc(pilot_stack, ++mpilots*sizeof(Pilot*));
if(pilots >= mpilots) {
// Need to grow. About 20 at a time.
mpilots += 20;
tp = pilot_stack;
pilot_stack = realloc(pilot_stack, mpilots*sizeof(Pilot*));
if((pilot_stack != tp) && player)
// Take into account possible mem move.
player = pilot_stack[0];
}
pilot_stack[pilots-1] = dyn;
}