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-rw-r--r--src/script/lua_api/l_env.cpp50
-rw-r--r--src/script/lua_api/l_internal.h29
-rw-r--r--src/script/lua_api/l_object.cpp2
3 files changed, 44 insertions, 37 deletions
diff --git a/src/script/lua_api/l_env.cpp b/src/script/lua_api/l_env.cpp
index 3169fa4cf..31e582d3d 100644
--- a/src/script/lua_api/l_env.cpp
+++ b/src/script/lua_api/l_env.cpp
@@ -139,8 +139,7 @@ void LuaLBM::trigger(ServerEnvironment *env, v3s16 p, MapNode n)
int LuaRaycast::l_next(lua_State *L)
{
- MAP_LOCK_REQUIRED;
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
bool csm = false;
#ifndef SERVER
@@ -384,7 +383,7 @@ int ModApiEnvMod::l_get_node_or_nil(lua_State *L)
// timeofday: nil = current time, 0 = night, 0.5 = day
int ModApiEnvMod::l_get_node_light(lua_State *L)
{
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
// Do it
v3s16 pos = read_v3s16(L, 1);
@@ -488,10 +487,7 @@ int ModApiEnvMod::l_punch_node(lua_State *L)
// pos = {x=num, y=num, z=num}
int ModApiEnvMod::l_get_node_max_level(lua_State *L)
{
- Environment *env = getEnv(L);
- if (!env) {
- return 0;
- }
+ GET_PLAIN_ENV_PTR;
v3s16 pos = read_v3s16(L, 1);
MapNode n = env->getMap().getNode(pos);
@@ -503,10 +499,7 @@ int ModApiEnvMod::l_get_node_max_level(lua_State *L)
// pos = {x=num, y=num, z=num}
int ModApiEnvMod::l_get_node_level(lua_State *L)
{
- Environment *env = getEnv(L);
- if (!env) {
- return 0;
- }
+ GET_PLAIN_ENV_PTR;
v3s16 pos = read_v3s16(L, 1);
MapNode n = env->getMap().getNode(pos);
@@ -551,7 +544,7 @@ int ModApiEnvMod::l_add_node_level(lua_State *L)
// find_nodes_with_meta(pos1, pos2)
int ModApiEnvMod::l_find_nodes_with_meta(lua_State *L)
{
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
std::vector<v3s16> positions = env->getMap().findNodesWithMetadata(
check_v3s16(L, 1), check_v3s16(L, 2));
@@ -728,10 +721,7 @@ int ModApiEnvMod::l_set_timeofday(lua_State *L)
// get_timeofday() -> 0...1
int ModApiEnvMod::l_get_timeofday(lua_State *L)
{
- Environment *env = getEnv(L);
- if (!env) {
- return 0;
- }
+ GET_PLAIN_ENV_PTR;
// Do it
int timeofday_mh = env->getTimeOfDay();
@@ -743,10 +733,7 @@ int ModApiEnvMod::l_get_timeofday(lua_State *L)
// get_day_count() -> int
int ModApiEnvMod::l_get_day_count(lua_State *L)
{
- Environment *env = getEnv(L);
- if (!env) {
- return 0;
- }
+ GET_PLAIN_ENV_PTR;
lua_pushnumber(L, env->getDayCount());
return 1;
@@ -767,12 +754,9 @@ int ModApiEnvMod::l_get_gametime(lua_State *L)
// nodenames: eg. {"ignore", "group:tree"} or "default:dirt"
int ModApiEnvMod::l_find_node_near(lua_State *L)
{
- Environment *env = getEnv(L);
- if (!env) {
- return 0;
- }
+ GET_PLAIN_ENV_PTR;
- const NodeDefManager *ndef = getGameDef(L)->ndef();
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
v3s16 pos = read_v3s16(L, 1);
int radius = luaL_checkinteger(L, 2);
std::vector<content_t> filter;
@@ -815,20 +799,19 @@ int ModApiEnvMod::l_find_node_near(lua_State *L)
// nodenames: eg. {"ignore", "group:tree"} or "default:dirt"
int ModApiEnvMod::l_find_nodes_in_area(lua_State *L)
{
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
v3s16 minp = read_v3s16(L, 1);
v3s16 maxp = read_v3s16(L, 2);
sortBoxVerticies(minp, maxp);
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
+
#ifndef SERVER
- const NodeDefManager *ndef = getClient(L) ? getClient(L)->ndef() : getServer(L)->ndef();
if (getClient(L)) {
minp = getClient(L)->CSMClampPos(minp);
maxp = getClient(L)->CSMClampPos(maxp);
}
-#else
- const NodeDefManager *ndef = getServer(L)->ndef();
#endif
v3s16 cube = maxp - minp + 1;
@@ -892,20 +875,19 @@ int ModApiEnvMod::l_find_nodes_in_area_under_air(lua_State *L)
* TODO
*/
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
v3s16 minp = read_v3s16(L, 1);
v3s16 maxp = read_v3s16(L, 2);
sortBoxVerticies(minp, maxp);
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
+
#ifndef SERVER
- const NodeDefManager *ndef = getClient(L) ? getClient(L)->ndef() : getServer(L)->ndef();
if (getClient(L)) {
minp = getClient(L)->CSMClampPos(minp);
maxp = getClient(L)->CSMClampPos(maxp);
}
-#else
- const NodeDefManager *ndef = getServer(L)->ndef();
#endif
v3s16 cube = maxp - minp + 1;
@@ -1034,7 +1016,7 @@ int ModApiEnvMod::l_clear_objects(lua_State *L)
// line_of_sight(pos1, pos2) -> true/false, pos
int ModApiEnvMod::l_line_of_sight(lua_State *L)
{
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
// read position 1 from lua
v3f pos1 = checkFloatPos(L, 1);
diff --git a/src/script/lua_api/l_internal.h b/src/script/lua_api/l_internal.h
index bbedfe46e..a86eeaf79 100644
--- a/src/script/lua_api/l_internal.h
+++ b/src/script/lua_api/l_internal.h
@@ -32,14 +32,39 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#define luamethod_aliased(class, name, alias) {#name, class::l_##name}, {#alias, class::l_##name}
#define API_FCT(name) registerFunction(L, #name, l_##name, top)
-#define MAP_LOCK_REQUIRED
-#define NO_MAP_LOCK_REQUIRED
+// For future use
+#define MAP_LOCK_REQUIRED ((void)0)
+#define NO_MAP_LOCK_REQUIRED ((void)0)
+/* In debug mode ensure no code tries to retrieve the server env when it isn't
+ * actually available (in CSM) */
+#if !defined(SERVER) && !defined(NDEBUG)
+#define DEBUG_ASSERT_NO_CLIENTAPI \
+ FATAL_ERROR_IF(getClient(L) != nullptr, "Tried " \
+ "to retrieve ServerEnvironment on client")
+#else
+#define DEBUG_ASSERT_NO_CLIENTAPI ((void)0)
+#endif
+
+// Retrieve ServerEnvironment pointer as `env` (no map lock)
#define GET_ENV_PTR_NO_MAP_LOCK \
+ DEBUG_ASSERT_NO_CLIENTAPI; \
ServerEnvironment *env = (ServerEnvironment *)getEnv(L); \
if (env == NULL) \
return 0
+// Retrieve ServerEnvironment pointer as `env`
#define GET_ENV_PTR \
MAP_LOCK_REQUIRED; \
GET_ENV_PTR_NO_MAP_LOCK
+
+// Retrieve Environment pointer as `env` (no map lock)
+#define GET_PLAIN_ENV_PTR_NO_MAP_LOCK \
+ Environment *env = (Environment *)getEnv(L); \
+ if (env == NULL) \
+ return 0
+
+// Retrieve Environment pointer as `env`
+#define GET_PLAIN_ENV_PTR \
+ MAP_LOCK_REQUIRED; \
+ GET_PLAIN_ENV_PTR_NO_MAP_LOCK
diff --git a/src/script/lua_api/l_object.cpp b/src/script/lua_api/l_object.cpp
index 23ed1ffe0..5cd978d73 100644
--- a/src/script/lua_api/l_object.cpp
+++ b/src/script/lua_api/l_object.cpp
@@ -533,7 +533,7 @@ int ObjectRef::l_set_local_animation(lua_State *L)
// get_local_animation(self)
int ObjectRef::l_get_local_animation(lua_State *L)
{
- NO_MAP_LOCK_REQUIRED
+ NO_MAP_LOCK_REQUIRED;
ObjectRef *ref = checkobject(L, 1);
RemotePlayer *player = getplayer(ref);
if (player == NULL)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 13:53:42 +0000