Lunatic: on the Lua side, rename gv.g_RETURN to the prettier gv.RETURN.

On the C side, keep the name g_RETURN. I'm still superstitious about
dropping the "g_".

git-svn-id: https://svn.eduke32.com/eduke32@4031 1a8010ca-5511-0410-912e-c29ae57300e0

polymer/eduke32/source/lunatic/defs.ilua

@@ -581,7 +581,6 @@ ffi.cdef[[
 const int32_t screenpeek;
 hudweapon_t hudweap;
 int32_t g_logoFlags;
-int32_t g_RETURN;
 ]]
 
 -- INTERNAL VARIABLES/FUNCTIONS
@@ -589,6 +588,7 @@ decl("map_t MapInfo[$*$];", con_lang.MAXVOLUMES+1, con_lang.MAXLEVELS)
 decl("char EpisodeNames[$][33];", con_lang.MAXVOLUMES)
 
 decl[[
+int32_t g_RETURN;
 int32_t g_elCONSize;
 char *g_elCON;
 void El_SetCON(const char *conluacode);
@@ -2342,9 +2342,11 @@ end
 -- Map of 'gv' variable names to C ones.
 local varnameMap = {
     gametic = "g_moveThingsCount",
+    RETURN = "g_RETURN",
 }
 
 gv_access.gametic = true
+gv_access.RETURN = true
 
 local tmpmt = {
     __index = function(_, key)
@@ -2365,6 +2367,8 @@ local tmpmt = {
         if (gv_access[key] == nil) then
             -- Variables declared 'const' are handled by LuaJIT.
             ffiC[key] = val
+        elseif (varnameMap[key]) then
+            ffiC[varnameMap[key]] = val
         else
             error("write access forbidden", 2)
         end

polymer/eduke32/source/lunatic/lunacon.lua

@@ -347,7 +347,7 @@ local function new_initial_gvartab()
         -- NOTE: THISACTOR can mean different things in some contexts.
         THISACTOR = RO "_aci",
 
-        RETURN = RW "_gv.g_RETURN",
+        RETURN = RW "_gv.RETURN",
         HITAG = RW(CSV".HITAG"),
         LOTAG = RW(CSV".LOTAG"),
         TEXTURE = RW(CSV".TEXTURE"),
@@ -2277,7 +2277,7 @@ local Cinner = {
     operatemasterswitches = cmd(R)
         / "_con._G_OperateMasterSwitches(%1)",
     checkactivatormotion = cmd(R)
-        / "_gv.g_RETURN=_con._checkactivatormotion(%1)",
+        / "_gv.RETURN=_con._checkactivatormotion(%1)",
     time = cmd(R)  -- no-op
         / "",
     inittimer = cmd(R)
@@ -2350,17 +2350,17 @@ local Cinner = {
     spawn = cmd(D)
         / "_con.spawn(%1,_aci)",
     espawn = cmd(D)
-        / "_gv.g_RETURN=_con.spawn(%1,_aci)",
+        / "_gv.RETURN=_con.spawn(%1,_aci)",
     espawnvar = cmd(R)
-        / "_gv.g_RETURN=_con.spawn(%1,_aci)",
+        / "_gv.RETURN=_con.spawn(%1,_aci)",
     qspawn = cmd(D)
         / "_con.spawn(%1,_aci,true)",
     qspawnvar = cmd(R)
         / "_con.spawn(%1,_aci,true)",
     eqspawn = cmd(D)
-        / "_gv.g_RETURN=_con.spawn(%1,_aci,true)",
+        / "_gv.RETURN=_con.spawn(%1,_aci,true)",
     eqspawnvar = cmd(R)
-        / "_gv.g_RETURN=_con.spawn(%1,_aci,true)",
+        / "_gv.RETURN=_con.spawn(%1,_aci,true)",
 
     angoff = cmd(D)
         / "spriteext[_aci].angoff=%1",
@@ -2390,13 +2390,13 @@ local Cinner = {
         / ACS".timetosleep=%1",
 
     eshoot = cmd(D)
-        / "_gv.g_RETURN=_con._shoot(_aci,%1)",
+        / "_gv.RETURN=_con._shoot(_aci,%1)",
     eshootvar = cmd(R)
-        / "_gv.g_RETURN=_con._shoot(_aci,%1)",
+        / "_gv.RETURN=_con._shoot(_aci,%1)",
     ezshoot = cmd(R,D)
-        / "_gv.g_RETURN=_con._shoot(_aci,%2,%1)",
+        / "_gv.RETURN=_con._shoot(_aci,%2,%1)",
     ezshootvar = cmd(R,R)
-        / "_gv.g_RETURN=_con._shoot(_aci,%2,%1)",
+        / "_gv.RETURN=_con._shoot(_aci,%2,%1)",
     shoot = cmd(D)
         / "_con._shoot(_aci,%1)",
     shootvar = cmd(R)
@@ -2439,9 +2439,9 @@ local Cinner = {
 
     -- player/sprite searching
     findplayer = cmd(W)
-        / "_gv.g_RETURN,%1=_con._findplayer(_pli,_aci)",  -- player index, distance
+        / "_gv.RETURN,%1=_con._findplayer(_pli,_aci)",  -- player index, distance
     findotherplayer = cmd(W)
-        / "_gv.g_RETURN,%1=0,0x7fffffff",  -- TODO_MP
+        / "_gv.RETURN,%1=0,0x7fffffff",  -- TODO_MP
     findnearspritezvar = cmd(D,R,R,W)
         / "%4=_con._findnear(_aci,true,'z',%1,%2,%3)",
     findnearspritez = cmd(D,D,D,W)

polymer/eduke32/source/lunatic/test.lua

@@ -628,7 +628,7 @@ gameevent
 
     function (aci, pli)
         local ps = player[pli]
-        local neww, curw = gv.g_RETURN, ps.curr_weapon
+        local neww, curw = gv.RETURN, ps.curr_weapon
 
         local r, g, b = testbit(neww, 1), testbit(neww, 2), testbit(neww, 4)
         local speed = FADE_SPEED[neww] or 1