reHLDS/ReGameDLL_CS
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Prevent crash when caller triggered itself lot of times.

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s1lent 2017-12-08 23:19:11 +07:00
parent 519a73179f
commit adeb09a2a4
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GPG Key ID: 0FE401DC73916B5C
1 changed files with 21 additions and 0 deletions
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21
regamedll/dlls/subs.cpp
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@ -117,6 +117,8 @@ NOINLINE void CBaseEntity::SUB_UseTargets(CBaseEntity *pActivator, USE_TYPE useT
} }
} }
int g_iTargetRecursionLevel = 0;
void FireTargets(const char *targetName, CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value) void FireTargets(const char *targetName, CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value)
{ {
edict_t *pentTarget = nullptr; edict_t *pentTarget = nullptr;
@ -126,6 +128,24 @@ void FireTargets(const char *targetName, CBaseEntity *pActivator, CBaseEntity *p
#ifdef REGAMEDLL_FIXES #ifdef REGAMEDLL_FIXES
if (targetName[0] == '\0') if (targetName[0] == '\0')
return; return;
const int MAX_TARGET_RECURSION_LEVEL = 128;
if (pCaller)
{
if (FStrEq(pCaller->pev->targetname, targetName))
{
if (g_iTargetRecursionLevel++ > MAX_TARGET_RECURSION_LEVEL)
{
ALERT(at_warning, "Warning: %s \"%s\" triggered itself over %i times.\n", pCaller->pev->classname.str(), pCaller->pev->targetname.str(), MAX_TARGET_RECURSION_LEVEL);
g_iTargetRecursionLevel = 0;
return;
}
}
}
else
{
g_iTargetRecursionLevel = 0;
}
#endif #endif
ALERT(at_aiconsole, "Firing: (%s)\n", targetName); ALERT(at_aiconsole, "Firing: (%s)\n", targetName);
@ -142,6 +162,7 @@ void FireTargets(const char *targetName, CBaseEntity *pActivator, CBaseEntity *p
{ {
ALERT(at_aiconsole, "Found: %s, firing (%s)\n", STRING(pTarget->pev->classname), targetName); ALERT(at_aiconsole, "Found: %s, firing (%s)\n", STRING(pTarget->pev->classname), targetName);
pTarget->Use(pActivator, pCaller, useType, value); pTarget->Use(pActivator, pCaller, useType, value);
g_iTargetRecursionLevel = 0;
} }
} }
} }