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Fix some theoretical crashes when using the P_*XYMovement, P_*ZMovement, and P_RailThinker functions.

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This commit is contained in:
GoldenTails 2020-10-03 13:24:47 -05:00
parent a9a0137d22
commit 2ae5c02050
1 changed files with 12 additions and 0 deletions
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12
src/lua_baselib.c
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@ -910,44 +910,52 @@ static int lib_pMaceRotate(lua_State *L)
static int lib_pRailThinker(lua_State *L)
{
mobj_t *mobj = *((mobj_t **)luaL_checkudata(L, 1, META_MOBJ));
mobj_t *ptmthing = tmthing;
NOHUD
INLEVEL
if (!mobj)
return LUA_ErrInvalid(L, "mobj_t");
lua_pushboolean(L, P_RailThinker(mobj));
P_SetTarget(&tmthing, ptmthing);
return 1;
}
static int lib_pXYMovement(lua_State *L)
{
mobj_t *actor = *((mobj_t **)luaL_checkudata(L, 1, META_MOBJ));
mobj_t *ptmthing = tmthing;
NOHUD
INLEVEL
if (!actor)
return LUA_ErrInvalid(L, "mobj_t");
P_XYMovement(actor);
P_SetTarget(&tmthing, ptmthing);
return 0;
}
static int lib_pRingXYMovement(lua_State *L)
{
mobj_t *actor = *((mobj_t **)luaL_checkudata(L, 1, META_MOBJ));
mobj_t *ptmthing = tmthing;
NOHUD
INLEVEL
if (!actor)
return LUA_ErrInvalid(L, "mobj_t");
P_RingXYMovement(actor);
P_SetTarget(&tmthing, ptmthing);
return 0;
}
static int lib_pSceneryXYMovement(lua_State *L)
{
mobj_t *actor = *((mobj_t **)luaL_checkudata(L, 1, META_MOBJ));
mobj_t *ptmthing = tmthing;
NOHUD
INLEVEL
if (!actor)
return LUA_ErrInvalid(L, "mobj_t");
P_SceneryXYMovement(actor);
P_SetTarget(&tmthing, ptmthing);
return 0;
}
@ -959,6 +967,7 @@ static int lib_pZMovement(lua_State *L)
if (!actor)
return LUA_ErrInvalid(L, "mobj_t");
lua_pushboolean(L, P_ZMovement(actor));
P_CheckPosition(actor, actor->x, actor->y);
return 1;
}
@ -970,6 +979,7 @@ static int lib_pRingZMovement(lua_State *L)
if (!actor)
return LUA_ErrInvalid(L, "mobj_t");
P_RingZMovement(actor);
P_CheckPosition(actor, actor->x, actor->y);
return 0;
}
@ -981,6 +991,7 @@ static int lib_pSceneryZMovement(lua_State *L)
if (!actor)
return LUA_ErrInvalid(L, "mobj_t");
lua_pushboolean(L, P_SceneryZMovement(actor));
P_CheckPosition(actor, actor->x, actor->y);
return 1;
}
@ -992,6 +1003,7 @@ static int lib_pPlayerZMovement(lua_State *L)
if (!actor)
return LUA_ErrInvalid(L, "mobj_t");
P_PlayerZMovement(actor);
P_CheckPosition(actor, actor->x, actor->y);
return 0;
}