hash_sparse: change length checks

dont early return on 0 len, let it be the falltrough case, this seems to help branch prediction

src/Makefile

@@ -269,13 +269,13 @@ endif
 
 ifdef USEASAN
 # compile with asan
-opts+=-fsanitize=address
+opts+=-O1 -fsanitize=address -fno-omit-frame-pointer -fno-common
 libs+=-fsanitize=address
 endif
 
 ifdef USEUBSAN
-# compile with asan
-opts+=-fsanitize=undefined
+# compile with ubsan
+opts+=-O1 -fsanitize=undefined -fno-omit-frame-pointer
 libs+=-fsanitize=undefined
 endif
 

src/Makefile.d/versions.mk

@@ -20,7 +20,8 @@ $(foreach v,$(join $(wordlist 2,$(_n),- $(gcc_versions)),\
 CXXFLAGS+= -Wno-aggregate-return
 
 # -W -Wno-unused
-WFLAGS:=-Wall -Wno-trigraphs -Wnull-dereference
+WFLAGS:=-Wall -Wnull-dereference
+#WFLAGS+=-Wno-trigraphs
 ifdef GCC152
 WFLAGS+=-Wzero-as-null-pointer-constant
 endif
@@ -31,7 +32,7 @@ ifndef RELAXWARNINGS
  WFLAGS+=-W
 #WFLAGS+=-Wno-sign-compare
 ifndef GCC295
- WFLAGS+=-Wno-div-by-zero
+# WFLAGS+=-Wno-div-by-zero
 endif
 #WFLAGS+=-Wsystem-headers
 WFLAGS+=-Wfloat-equal
@@ -62,7 +63,7 @@ endif
 endif
  WFLAGS+=-Wsign-compare
 ifdef GCC91
- WFLAGS+=-Wno-error=address-of-packed-member
+# WFLAGS+=-Wno-error=address-of-packed-member
 endif
 ifdef GCC45
  WFLAGS+=-Wlogical-op
@@ -105,14 +106,14 @@ endif
 endif
 WFLAGS+=-Wformat-y2k
 ifdef GCC71
-WFLAGS+=-Wno-error=format-overflow=2
+#WFLAGS+=-Wno-error=format-overflow=2
 endif
 WFLAGS+=-Wformat-security
 ifndef GCC29
 #WFLAGS+=-Winit-self
 endif
 ifdef GCC46
-WFLAGS+=-Wno-suggest-attribute=noreturn
+#WFLAGS+=-Wno-suggest-attribute=noreturn
 endif
 
 ifdef NOLDWARNING
@@ -130,21 +131,21 @@ ifdef GCC44
 #WFLAGS+=-Wno-error=array-bounds
 endif
 ifdef GCC46
- WFLAGS+=-Wno-error=suggest-attribute=noreturn
+# WFLAGS+=-Wno-error=suggest-attribute=noreturn
 endif
 ifdef GCC54
- WFLAGS+=-Wno-logical-op -Wno-error=logical-op
+# WFLAGS+=-Wno-logical-op -Wno-error=logical-op
 endif
 ifdef GCC61
- WFLAGS+=-Wno-tautological-compare -Wno-error=tautological-compare
+# WFLAGS+=-Wno-tautological-compare -Wno-error=tautological-compare
 endif
 ifdef GCC71
  WFLAGS+=-Wimplicit-fallthrough=4
 endif
 ifdef GCC81
- WFLAGS+=-Wno-error=format-overflow
- WFLAGS+=-Wno-format-overflow
- WFLAGS+=-Wno-error=multistatement-macros
+# WFLAGS+=-Wno-error=format-overflow
+# WFLAGS+=-Wno-format-overflow
+# WFLAGS+=-Wno-error=multistatement-macros
 endif
 
 ifneq (,$(filter $(CC) $(CXX),clang clang++))
@@ -183,6 +184,6 @@ endif
 # Lua
 ifdef GCC43
 ifndef GCC44
-WFLAGS+=-Wno-logical-op
+#WFLAGS+=-Wno-logical-op
 endif
 endif

src/blua/lauxlib.c

@@ -20,6 +20,7 @@
 #define lauxlib_c
 #define LUA_LIB
 
+#include "ldebug.h"
 #include "lua.h"
 
 #include "lauxlib.h"
@@ -468,8 +469,19 @@ LUALIB_API char *luaL_prepbuffer (luaL_Buffer *B) {
 
 
 LUALIB_API void luaL_addlstring (luaL_Buffer *B, const char *s, size_t l) {
-  while (l--)
-    luaL_addchar(B, *s++);
+ while (l) {
+    size_t space = bufffree(B);
+    if (space == 0) {
+      luaL_prepbuffer(B);
+      lua_assert(bufffree(B) == LUAL_BUFFERSIZE);
+      space = LUAL_BUFFERSIZE;
+    }
+    if (space > l) space = l;
+    memcpy(B->p, s, space);
+    B->p += space;
+    s += space;
+    l -= space;
+  }
 }
 
 
@@ -686,6 +698,6 @@ static int panic (lua_State *L) {
 
 LUALIB_API lua_State *luaL_newstate (void) {
   lua_State *L = lua_newstate(l_alloc, NULL);
-  if (L) lua_atpanic(L, &panic);
+  if (l_likely(L)) lua_atpanic(L, &panic);
   return L;
 }

src/blua/lcode.c

@@ -790,18 +790,19 @@ void luaK_posfix (FuncState *fs, BinOpr op, expdesc *e1, expdesc *e2) {
     case OPR_BXOR: codearith(fs, OP_BXOR, e1, e2); break;
     case OPR_BSHL: codearith(fs, OP_BSHL, e1, e2); break;
     case OPR_BSHR: codearith(fs, OP_BSHR, e1, e2); break;
-    case OPR_ADD: codearith(fs, OP_ADD, e1, e2); break;
-    case OPR_SUB: codearith(fs, OP_SUB, e1, e2); break;
-    case OPR_MUL: codearith(fs, OP_MUL, e1, e2); break;
-    case OPR_DIV: codearith(fs, OP_DIV, e1, e2); break;
-    case OPR_MOD: codearith(fs, OP_MOD, e1, e2); break;
-    case OPR_POW: codearith(fs, OP_POW, e1, e2); break;
-    case OPR_EQ: codecomp(fs, OP_EQ, 1, e1, e2); break;
-    case OPR_NE: codecomp(fs, OP_EQ, 0, e1, e2); break;
-    case OPR_LT: codecomp(fs, OP_LT, 1, e1, e2); break;
-    case OPR_LE: codecomp(fs, OP_LE, 1, e1, e2); break;
-    case OPR_GT: codecomp(fs, OP_LT, 0, e1, e2); break;
-    case OPR_GE: codecomp(fs, OP_LE, 0, e1, e2); break;
+    case OPR_ADD: case OPR_SUB: case OPR_MUL: case OPR_DIV:
+    case OPR_MOD: case OPR_POW: {
+      codearith(fs, op - OPR_ADD + OP_ADD, e1, e2);
+      break;
+    }
+    case OPR_EQ: case OPR_LT: case OPR_LE: {
+      codecomp(fs, op - OPR_EQ + OP_EQ, 1, e1, e2);
+      break;
+    }
+    case OPR_NE: case OPR_GT: case OPR_GE: {
+      codecomp(fs, op - OPR_NE + OP_EQ, 0, e1, e2);
+      break;
+    }
     default: lua_assert(0);
   }
 }

src/blua/lcode.h

@@ -21,13 +21,13 @@
 
 
 /*
-** grep "ORDER OPR" if you change these enums
+** grep "ORDER OPR" if you change these enums  (ORDER OP)
 */
 typedef enum BinOpr {
   OPR_ADD, OPR_SUB, OPR_MUL, OPR_DIV, OPR_MOD, OPR_POW,
   OPR_CONCAT,
-  OPR_NE, OPR_EQ,
-  OPR_LT, OPR_LE, OPR_GT, OPR_GE,
+  OPR_EQ, OPR_LT, OPR_LE,
+  OPR_NE, OPR_GT, OPR_GE,
   OPR_AND, OPR_OR,
   OPR_BAND, OPR_BOR, OPR_BXOR,
   OPR_BSHL, OPR_BSHR,

src/blua/ldebug.c

@@ -542,16 +542,39 @@ static const char *getobjname (lua_State *L, CallInfo *ci, int stackpos,
 
 
 static const char *getfuncname (lua_State *L, CallInfo *ci, const char **name) {
+  TMS tm = 0;
   Instruction i;
   if ((isLua(ci) && ci->tailcalls > 0) || !isLua(ci - 1))
     return NULL;  /* calling function is not Lua (or is unknown) */
   ci--;  /* calling function */
   i = ci_func(ci)->l.p->code[currentpc(L, ci)];
-  if (GET_OPCODE(i) == OP_CALL || GET_OPCODE(i) == OP_TAILCALL ||
-      GET_OPCODE(i) == OP_TFORLOOP)
-    return getobjname(L, ci, GETARG_A(i), name);
-  else
-    return NULL;  /* no useful name can be found */
+  switch (GET_OPCODE(i)) {
+    case OP_CALL:
+    case OP_TAILCALL:
+    case OP_TFORLOOP:
+      return getobjname(L, ci, GETARG_A(i), name);
+    case OP_GETGLOBAL:
+    case OP_SELF:
+    case OP_GETTABLE: tm = TM_INDEX; break;
+    case OP_SETGLOBAL:
+    case OP_SETTABLE: tm = TM_NEWINDEX; break;
+    case OP_EQ: tm = TM_EQ; break;
+    case OP_ADD: tm = TM_ADD; break;
+    case OP_SUB: tm = TM_SUB; break;
+    case OP_MUL: tm = TM_MUL; break;
+    case OP_DIV: tm = TM_DIV; break;
+    case OP_MOD: tm = TM_MOD; break;
+    case OP_POW: tm = TM_POW; break;
+    case OP_UNM: tm = TM_UNM; break;
+    case OP_LEN: tm = TM_LEN; break;
+    case OP_LT: tm = TM_LT; break;
+    case OP_LE: tm = TM_LE; break;
+    case OP_CONCAT: tm = TM_CONCAT; break;
+    default:
+      return NULL;  /* else no useful name can be found */
+  }
+  *name = getstr(G(L)->tmname[tm]);
+  return "metamethod";
 }
 
 

src/blua/ldo.c

@@ -164,7 +164,7 @@ void luaD_reallocCI (lua_State *L, int newsize) {
 
 
 void luaD_growstack (lua_State *L, int n) {
-  if (l_likely(n <= L->stacksize))  /* double size is enough? */
+  if (n <= L->stacksize)  /* double size is enough? */
     luaD_reallocstack(L, 2*L->stacksize);
   else
     luaD_reallocstack(L, L->stacksize + n);
@@ -318,7 +318,7 @@ int luaD_precall (lua_State *L, StkId func, int nresults) {
     ci->top = L->top + LUA_MINSTACK;
     lua_assert(ci->top <= L->stack_last);
     ci->nresults = nresults;
-    if (L->hookmask & LUA_MASKCALL)
+    if (l_unlikely(L->hookmask & LUA_MASKCALL))
       luaD_callhook(L, LUA_HOOKCALL, -1);
     lua_unlock(L);
     n = (*curr_func(L)->c.f)(L);  /* do the actual call */

src/blua/liolib.c

@@ -356,20 +356,21 @@ static int read_line (lua_State *L, FILE *f) {
 
 
 static int read_chars (lua_State *L, FILE *f, size_t n) {
-  size_t rlen;  /* how much to read */
-  size_t nr;  /* number of chars actually read */
+  size_t tbr = n;  /* number of chars to be read */
+  size_t rlen;  /* how much to read in each cycle */
+  size_t nr;  /* number of chars actually read in each cycle */
   luaL_Buffer b;
   luaL_buffinit(L, &b);
   rlen = LUAL_BUFFERSIZE;  /* try to read that much each time */
   do {
     char *p = luaL_prepbuffer(&b);
-    if (rlen > n) rlen = n;  /* cannot read more than asked */
+    if (rlen > tbr) rlen = tbr;  /* cannot read more than asked */
     nr = fread(p, sizeof(char), rlen, f);
     luaL_addsize(&b, nr);
-    n -= nr;  /* still have to read `n' chars */
-  } while (n > 0 && nr == rlen);  /* until end of count or eof */
+    tbr -= nr;  /* still have to read 'tbr' chars */
+  } while (tbr > 0 && nr == rlen);  /* until end of count or eof */
   luaL_pushresult(&b);  /* close buffer */
-  return (n == 0 || lua_objlen(L, -1) > 0);
+  return (tbr == 0 || tbr < n);  /* true iff read something */
 }
 
 
@@ -432,13 +433,13 @@ static int f_read (lua_State *L) {
 
 static int io_readline (lua_State *L) {
   FILE *f = *(FILE **)lua_touserdata(L, lua_upvalueindex(1));
-  int sucess;
+  int success;
   if (f == NULL)  /* file is already closed? */
     luaL_error(L, "file is already closed");
-  sucess = read_line(L, f);
+  success = read_line(L, f);
   if (ferror(f))
     return luaL_error(L, "%s", strerror(errno));
-  if (sucess) return 1;
+  if (success) return 1;
   else {  /* EOF */
     if (lua_toboolean(L, lua_upvalueindex(2))) {  /* generator created file? */
       lua_settop(L, 0);

src/blua/lparser.c

@@ -881,10 +881,10 @@ static const struct {
   lu_byte right; /* right priority */
 } priority[] = {  /* ORDER OPR */
    {6, 6}, {6, 6}, {7, 7}, {7, 7}, {7, 7},  /* `+' `-' `/' `%' */
-   {10, 9}, {5, 4},                 /* power and concat (right associative) */
-   {3, 3}, {3, 3},                  /* equality and inequality */
-   {3, 3}, {3, 3}, {3, 3}, {3, 3},  /* order */
-   {2, 2}, {1, 1}                   /* logical (and/or) */
+   {10, 9}, {5, 4},                 /* ^, .. (right associative) */
+   {3, 3}, {3, 3}, {3, 3},          /* ==, <, <= */
+   {3, 3}, {3, 3}, {3, 3},          /* ~=, >, >= */
+   {2, 2}, {1, 1}                   /* and, or */
    ,{6, 6}, {6, 6}, {6, 6},           /* bit-wise (band/bor/bxor) */
    {7, 7}, {7, 7}		    /* shl/shr */
 };

src/blua/lstring.c

@@ -51,7 +51,7 @@ static TString *newlstr (lua_State *L, const char *str, size_t l,
                                        unsigned int h) {
   TString *ts;
   stringtable *tb;
-  if (l+1 > (MAX_SIZET - sizeof(TString))/sizeof(char))
+  if (l_unlikely(l+1 > (MAX_SIZET - sizeof(TString))/sizeof(char)))
     luaM_toobig(L);
   ts = cast(TString *, luaM_malloc(L, (l+1)*sizeof(char)+sizeof(TString)));
   ts->tsv.len = l;
@@ -72,18 +72,72 @@ static TString *newlstr (lua_State *L, const char *str, size_t l,
 }
 
 
-TString *luaS_newlstr (lua_State *L, const char *str, size_t l) {
-  GCObject *o;
+// string hash taken from luaJIT
+
+/* Unaligned load of uint32_t. */
+static inline __attribute__((always_inline)) uint32_t getu32(const void* ptr)
+{
+  uint32_t result;
+  memcpy(&result, ptr, 4);
+  return result;
+}
+
+// smol macro to look a little less messy lul
+#define getu8(p) *cast(const uint8_t *, p)
+
+/* Keyed sparse ARX string hash. Constant time. */
+static unsigned hash_sparse(const char *str, size_t len)
+{
+  /* Constants taken from lookup3 hash by Bob Jenkins. */
+  unsigned int a, b, h = cast(unsigned int, len);
+#define rol(x, n) (((x)<<(n)) | ((x)>>(-cast(int, n)&(8*sizeof(x)-1))))
+  if (len >= 4) {  /* Caveat: unaligned access! */
+    a  = getu32(str);
+    h ^= getu32(str+len-4);
+    b  = getu32(str+(len>>1)-2);
+    h ^= b; h -= rol(b, 14);
+    b += getu32(str+(len>>2)-1);
+  } else if (len > 0) {
+    a  = getu8(str);
+    h ^= getu8(str+len-1);
+    b  = getu8(str+(len>>1));
+    h ^= b; h -= rol(b, 14);
+  } else {
+    return 0;
+  }
+  a ^= h; a -= rol(h, 11);
+  b ^= a; b -= rol(a, 25);
+  h ^= b; h -= rol(b, 16);
+#undef rol
+  return h;
+}
+
+#undef getu8
+
+
+static inline __attribute__((always_inline)) unsigned luaS_hash (const char *str, size_t l) {
+#if 0
   unsigned int h = cast(unsigned int, l);  /* seed */
   size_t step = (l>>5)+1;  /* if string is too long, don't hash all its chars */
   size_t l1;
   for (l1=l; l1>=step; l1-=step)  /* compute hash */
     h = h ^ ((h<<5)+(h>>2)+cast(unsigned char, str[l1-1]));
+  return h;
+#else
+  return hash_sparse(str, l);
+#endif
+}
+
+TString *luaS_newlstr (lua_State *L, const char *str, size_t l) {
+  GCObject *o;
+  unsigned int h = luaS_hash(str, l);
   for (o = G(L)->strt.hash[lmod(h, G(L)->strt.size)];
        o != NULL;
        o = o->gch.next) {
     TString *ts = rawgco2ts(o);
-    if (l_unlikely(ts->tsv.len == l && (memcmp(str, getstr(ts), l) == 0))) {
+    if (ts->tsv.hash == h &&
+        ts->tsv.len == l &&
+       (memcmp(str, getstr(ts), l) == 0)) {
       /* string may be dead */
       if (isdead(G(L), o)) changewhite(o);
       return ts;

src/blua/lvm.c

@@ -28,7 +28,7 @@
 
 
 
-/* limit for table tag-method chains (to avoid loops) */
+/* limit for table tag-method chains (to avoid infinite loops) */
 #define MAXTAGLOOP	100
 
 
@@ -366,6 +366,7 @@ static void Arith (lua_State *L, StkId ra, TValue *rb,
 
 
 #define arith_op(op,tm) { \
+        StkId ra = RA(i); \
         TValue *rb = RKB(i); \
         TValue *rc = RKC(i); \
         if (ttisnumber(rb) && ttisnumber(rc)) { \
@@ -392,7 +393,6 @@ void luaV_execute (lua_State *L, int nexeccalls) {
   /* main loop of interpreter */
   for (;;) {
     const Instruction i = *pc++;
-    StkId ra;
     if ((L->hookmask & (LUA_MASKLINE | LUA_MASKCOUNT)) &&
         (--L->hookcount == 0 || L->hookmask & LUA_MASKLINE)) {
       traceexec(L, pc);
@@ -402,26 +402,28 @@ void luaV_execute (lua_State *L, int nexeccalls) {
       }
       base = L->base;
     }
-    /* warning!! several calls may realloc the stack and invalidate `ra' */
-    ra = RA(i);
     lua_assert(base == L->base && L->base == L->ci->base);
     lua_assert(base <= L->top && L->top <= L->stack + L->stacksize);
     lua_assert(L->top == L->ci->top || luaG_checkopenop(i));
     switch (GET_OPCODE(i)) {
       case OP_MOVE: {
+        StkId ra = RA(i);
         setobjs2s(L, ra, RB(i));
         continue;
       }
       case OP_LOADK: {
+        StkId ra = RA(i);
         setobj2s(L, ra, KBx(i));
         continue;
       }
       case OP_LOADBOOL: {
+        StkId ra = RA(i);
         setbvalue(ra, GETARG_B(i));
         if (GETARG_C(i)) pc++;  /* skip next instruction (if C) */
         continue;
       }
       case OP_LOADNIL: {
+        StkId ra = RA(i);
         TValue *rb = RB(i);
         do {
           setnilvalue(rb--);
@@ -429,11 +431,13 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_GETUPVAL: {
+        StkId ra = RA(i);
         int b = GETARG_B(i);
         setobj2s(L, ra, cl->upvals[b]->v);
         continue;
       }
       case OP_GETGLOBAL: {
+        StkId ra = RA(i);
         TValue g;
         TValue *rb = KBx(i);
         sethvalue(L, &g, cl->env);
@@ -442,10 +446,14 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_GETTABLE: {
-        Protect(luaV_gettable(L, RB(i), RKC(i), ra));
+        StkId ra = RA(i);
+        StkId rb = RB(i);
+        TValue *rc = RKC(i);
+        Protect(luaV_gettable(L, rb, rc, ra));
         continue;
       }
       case OP_SETGLOBAL: {
+        StkId ra = RA(i);
         TValue g;
         sethvalue(L, &g, cl->env);
         lua_assert(ttisstring(KBx(i)));
@@ -453,16 +461,21 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_SETUPVAL: {
+        StkId ra = RA(i);
         UpVal *uv = cl->upvals[GETARG_B(i)];
         setobj(L, uv->v, ra);
         luaC_barrier(L, uv, ra);
         continue;
       }
       case OP_SETTABLE: {
-        Protect(luaV_settable(L, ra, RKB(i), RKC(i)));
+        StkId ra = RA(i);
+        TValue *rb = RKB(i);
+        TValue *rc = RKC(i);
+        Protect(luaV_settable(L, ra, rb, rc));
         continue;
       }
       case OP_NEWTABLE: {
+        StkId ra = RA(i);
         int b = GETARG_B(i);
         int c = GETARG_C(i);
         sethvalue(L, ra, luaH_new(L, luaO_fb2int(b), luaO_fb2int(c)));
@@ -470,6 +483,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_SELF: {
+        StkId ra = RA(i);
         StkId rb = RB(i);
         setobjs2s(L, ra+1, rb);
         Protect(luaV_gettable(L, rb, RKC(i), ra));
@@ -488,6 +502,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_DIV: {
+        StkId ra = RA(i);
         TValue *rb = RKB(i);
         TValue *rc = RKC(i);
         if (ttisnumber(rb) && ttisnumber(rc)) {
@@ -503,6 +518,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_MOD: {
+        StkId ra = RA(i);
         TValue *rb = RKB(i);
         TValue *rc = RKC(i);
         if (ttisnumber(rb) && ttisnumber(rc)) {
@@ -522,26 +538,27 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_BAND: {
-	arith_op(luai_numand, TM_AND);
-	continue;
+        arith_op(luai_numand, TM_AND);
+        continue;
       }
       case OP_BOR: {
-	arith_op(luai_numor, TM_OR);
-	continue;
+        arith_op(luai_numor, TM_OR);
+        continue;
       }
       case OP_BXOR: {
-	arith_op(luai_numxor, TM_XOR);
-	continue;
+        arith_op(luai_numxor, TM_XOR);
+        continue;
       }
       case OP_BSHL: {
-	arith_op(luai_numshl, TM_SHL);
-	continue;
+        arith_op(luai_numshl, TM_SHL);
+        continue;
       }
       case OP_BSHR: {
-	arith_op(luai_numshr, TM_SHR);
-	continue;
+        arith_op(luai_numshr, TM_SHR);
+        continue;
       }
       case OP_BNOT: {
+        StkId ra = RA(i);
         TValue *rb = RB(i);
         if (ttisnumber(rb)) {
           lua_Number nb = nvalue(rb);
@@ -553,6 +570,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_UNM: {
+        StkId ra = RA(i);
         TValue *rb = RB(i);
         if (ttisnumber(rb)) {
           lua_Number nb = nvalue(rb);
@@ -564,11 +582,13 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_NOT: {
+        StkId ra = RA(i);
         int res = l_isfalse(RB(i));  /* next assignment may change this value */
         setbvalue(ra, res);
         continue;
       }
       case OP_LEN: {
+        StkId ra = RA(i);
         TValue *rb = RB(i);
         switch (ttype(rb)) {
           case LUA_TTABLE: {
@@ -626,12 +646,14 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_TEST: {
+        StkId ra = RA(i);
         if (l_isfalse(ra) != GETARG_C(i))
           dojump(L, pc, GETARG_sBx(*pc));
         pc++;
         continue;
       }
       case OP_TESTSET: {
+        StkId ra = RA(i);
         TValue *rb = RB(i);
         if (l_isfalse(rb) != GETARG_C(i)) {
           setobjs2s(L, ra, rb);
@@ -641,6 +663,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_CALL: {
+        StkId ra = RA(i);
         int b = GETARG_B(i);
         int nresults = GETARG_C(i) - 1;
         if (b != 0) L->top = ra+b;  /* else previous instruction set top */
@@ -662,6 +685,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         }
       }
       case OP_TAILCALL: {
+        StkId ra = RA(i);
         int b = GETARG_B(i);
         if (b != 0) L->top = ra+b;  /* else previous instruction set top */
         L->savedpc = pc;
@@ -694,6 +718,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         }
       }
       case OP_RETURN: {
+        StkId ra = RA(i);
         int b = GETARG_B(i);
         if (b != 0) L->top = ra+b-1;
         if (L->openupval) luaF_close(L, base);
@@ -709,6 +734,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         }
       }
       case OP_FORLOOP: {
+        StkId ra = RA(i);
         lua_Number step = nvalue(ra+2);
         lua_Number idx = luai_numadd(nvalue(ra), step); /* increment index */
         lua_Number limit = nvalue(ra+1);
@@ -721,6 +747,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_FORPREP: {
+        StkId ra = RA(i);
         const TValue *init = ra;
         const TValue *plimit = ra+1;
         const TValue *pstep = ra+2;
@@ -737,6 +764,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_TFORLOOP: {
+        StkId ra = RA(i);
         StkId cb = ra + 3;  /* call base */
         setobjs2s(L, cb+2, ra+2);
         setobjs2s(L, cb+1, ra+1);
@@ -753,6 +781,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_SETLIST: {
+        StkId ra = RA(i);
         int n = GETARG_B(i);
         int c = GETARG_C(i);
         int last;
@@ -775,10 +804,12 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_CLOSE: {
+        StkId ra = RA(i);
         luaF_close(L, ra);
         continue;
       }
       case OP_CLOSURE: {
+        StkId ra = RA(i);
         Proto *p;
         Closure *ncl;
         int nup, j;
@@ -799,6 +830,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
         continue;
       }
       case OP_VARARG: {
+        StkId ra = RA(i);
         int b = GETARG_B(i) - 1;
         int j;
         CallInfo *ci = L->ci;

src/d_clisrv.h

@@ -654,15 +654,17 @@ void D_ResetTiccmds(void);
 
 tic_t GetLag(INT32 node);
 
-extern UINT8 hu_resynching;
+extern boolean hu_resynching;
 #ifdef SATURNPAK
-extern UINT8 hu_redownloadinggamestate;
+extern boolean hu_redownloadinggamestate;
 #endif
 extern boolean hu_stopped; // kart, true when the game is stopped for players due to a disconnecting or connecting player
 
+#define SAVEGAMESIZE (768*1024)
+
 typedef struct rewind_s
 {
-	UINT8 savebuffer[(768*1024)];
+	UINT8 savebuffer[SAVEGAMESIZE];
 	tic_t leveltime;
 	size_t demopos;
 

src/d_main.c

@@ -130,8 +130,8 @@ static size_t startuppwadcount = 0;
 // autoloading
 static char *autoloadwadfiles[MAX_WADFILES];
 static char *autoloadwadfilespost[MAX_WADFILES];
-static size_t autoloadcount = 0;
-static size_t postloadcount = 0;
+static size_t autoloadwadcount = 0;
+static size_t postloadwadcount = 0;
 //
 
 boolean devparm = false; // started game with -devparm
@@ -1037,25 +1037,38 @@ static INT32 D_DetectFileType(const char* filename)
 }
 
 // autoload that shit
-static void D_AutoloadFile(const char *file, char **filearray, size_t index)
+static void D_AutoloadFile(const char *file, char **filearray, size_t *index)
 {
 	char *newfile;
 	INT32 fileType = D_DetectFileType(file);
 
+	if (*index >= MAX_WADFILES)
+	{
+		CONS_Printf("D_AutoloadFile: Failed to add file %s! Too many autoloaded files\n", file);
+		return;
+	}
+
 	if (!fileType)
 	{
 		CONS_Printf("D_AutoloadFile: File %s is unknown or invalid\n", file);
 		return;
 	}
 
+	if (fileType == 1)
+	{
+		CONS_Printf("D_AutoloadFile: File %s is a directory\n", file);
+		return;
+	}
+
 	if (fileType <= 6)
 	{
 		newfile = malloc(strlen(file) + 1);
 		if (!newfile)
-			I_Error("No more free memory to AutoloadFile %s",file);
+			I_Error("D_AutoloadFile: No more free memory to autoload file %s", file);
 
 		strcpy(newfile, file);
-		filearray[index] = newfile;
+		filearray[*index] = newfile;
+		(*index)++;
 	}
 	else
 	{
@@ -1098,7 +1111,7 @@ static void D_FindAddonsToAutoload(void)
 	// If the file is found, run our shit
 	if (!autoloadconfigfile) // nope outta here
 	{
-		autoloadcount = postloadcount = 0; // so D_AddAutoloadFiles can skip everything since nothings there to autoload
+		autoloadwadcount = postloadwadcount = 0; // so D_AddAutoloadFiles can skip everything since nothings there to autoload
 		return;
 	}
 
@@ -1124,27 +1137,34 @@ static void D_FindAddonsToAutoload(void)
 		if (newline)
 			*newline = '\0';
 
+		// ok so theres still issues with players adding stuff to autoload by accident
+		// sometimes this stuff contains maps
+		// you can probably imagine how that goes in a netgame....
+		if (W_CheckAutoLoadContainsMap(wadsToAutoload))
+		{
+			CONS_Printf("Autoload: file %s contains map data! skipping...", wadsToAutoload);
+			continue;
+		}
+
 		if (!postload && W_CheckPostLoadList(wadsToAutoload))
 		{
-			CONS_Printf("forcing postload for file %s\n", wadsToAutoload);
+			CONS_Printf("Autoload: forcing postload for file %s\n", wadsToAutoload);
 			postload = true;
 		}
 
 		// LOAD IT
 		if (!postload)
 		{
-			D_AutoloadFile(wadsToAutoload, autoloadwadfiles, autoloadcount);
-			autoloadcount++;
+			D_AutoloadFile(wadsToAutoload, autoloadwadfiles, &autoloadwadcount);
 		}
 		else
 		{
-			D_AutoloadFile(wadsToAutoload, autoloadwadfilespost, postloadcount);
-			postloadcount++;
+			D_AutoloadFile(wadsToAutoload, autoloadwadfilespost, &postloadwadcount);
 		}
 	}
 
-	autoloadwadfiles[autoloadcount] = NULL;
-	autoloadwadfilespost[postloadcount] = NULL;
+	autoloadwadfiles[autoloadwadcount] = NULL;
+	autoloadwadfilespost[postloadwadcount] = NULL;
 
 	// we dont want memory leaks around here do we?
 	fclose(autoloadconfigfile);
@@ -1153,7 +1173,7 @@ static void D_FindAddonsToAutoload(void)
 static void D_AddAutoloadFiles(void)
 {
 	// nothing to autoload
-	if (autoloadcount == 0)
+	if (autoloadwadcount == 0)
 		return;
 
 	CONS_Printf("D_AutoloadFile(): Loading autoloaded addons...\n");
@@ -1161,15 +1181,15 @@ static void D_AddAutoloadFiles(void)
 	if (W_AddAutoloadedLocalFiles(autoloadwadfiles) == 0)
 		CONS_Printf("D_AutoloadFile(): Are you sure you put in valid files or what?\n");
 
-	D_CleanFile(autoloadwadfiles, autoloadcount);
+	D_CleanFile(autoloadwadfiles, autoloadwadcount);
 
-	autoloadcount = 0;
+	autoloadwadcount = 0;
 }
 
 void D_AddPostloadFiles(void)
 {
 	// nothing to postload
-	if (postloadcount == 0 || !netgame)
+	if (postloadwadcount == 0 || !netgame)
 		return;
 
 	CONS_Printf("D_AddPostloadFiles(): Loading postloaded addons...\n");
@@ -1177,9 +1197,9 @@ void D_AddPostloadFiles(void)
 	if (W_AddAutoloadedLocalFiles(autoloadwadfilespost) == 0)
 		CONS_Printf("D_AddPostloadFiles(): Are you sure you put in valid files or what?\n");
 
-	D_CleanFile(autoloadwadfilespost, postloadcount);
+	D_CleanFile(autoloadwadfilespost, postloadwadcount);
 
-	postloadcount = 0;
+	postloadwadcount = 0;
 }
 
 // ==========================================================================

src/d_net.c

@@ -612,12 +612,8 @@ void Net_WaitAllAckReceived(UINT32 timeout)
 
 static void InitNode(node_t *node)
 {
-	node->acktosend_head = node->acktosend_tail = 0;
-	memset(node->acktosend, 0, sizeof(node->acktosend));
-	node->firstacktosend = 0;
+	memset(node, 0, sizeof(node_t));
 	node->nextacknum = 1;
-	node->remotefirstack = 0;
-	node->flags = 0;
 }
 
 static void InitAck(void)

src/d_netcmd.c

@@ -1208,11 +1208,11 @@ static boolean AllowedPlayerNameChar(char ch)
 
 static boolean EnsurePlayerNameIsGood(char *name, INT32 playernum)
 {
-	INT32 ix;
+	size_t ix, len = strlen(name);
 
-	if (strlen(name) == 0 || strlen(name) > MAXPLAYERNAME)
+	if (len == 0 || len > MAXPLAYERNAME)
 		return false; // Empty or too long.
-	if (name[0] == ' ' || name[strlen(name)-1] == ' ')
+	if (name[0] == ' ' || name[len-1] == ' ')
 		return false; // Starts or ends with a space.
 	if (isdigit(name[0]))
 		return false; // Starts with a digit.
@@ -1226,20 +1226,19 @@ static boolean EnsurePlayerNameIsGood(char *name, INT32 playernum)
 
 	// Also, anything over 0x80 is disallowed too, since compilers love to
 	// differ on whether they're printable characters or not.
-	for (ix = 0; name[ix] != '\0'; ix++)
+	for (ix = 0; ix < len; ix++)
 		if (!AllowedPlayerNameChar(name[ix]))
 			return false;
 
 	// Check if a player is currently using the name, case-insensitively.
 	for (ix = 0; ix < MAXPLAYERS; ix++)
 	{
-		if (ix != playernum && playeringame[ix]
+		if (ix != (size_t)playernum && playeringame[ix]
 			&& fasticmp(name, player_names[ix]))
 		{
 			// We shouldn't kick people out just because
 			// they joined the game with the same name
 			// as someone else -- modify the name instead.
-			size_t len = strlen(name);
 
 			// Recursion!
 			// Slowly strip characters off the end of the
@@ -1458,7 +1457,9 @@ UINT8 CanChangeSkin(INT32 playernum)
 				return true;
 		}
 
-		if (players[playernum].spectator || players[playernum].playerstate == PST_DEAD || players[playernum].playerstate == PST_REBORN)
+		if (players[playernum].spectator ||
+			players[playernum].playerstate == PST_DEAD ||
+			players[playernum].playerstate == PST_REBORN)
 			return true;
 
 		return false;
@@ -1492,445 +1493,144 @@ static void ForceAllSkins(INT32 forcedskin)
 	}
 }
 
-static INT32 snacpending = 0, snac2pending = 0, snac3pending = 0, snac4pending = 0, chmappending = 0;
+static INT32 chmappending;
+static INT32 snacpending[MAXSPLITSCREENPLAYERS];
+
+// wonky compat, idk if anything uses this....
+#define playerisbot (splitplayer == 1 && botingame)
 
 // name, color, or skin has changed
 //
-static void SendNameAndColor(void)
+static void SendNameAndColor(UINT8 splitplayer)
 {
 	char buf[MAXPLAYERNAME+2];
 	char *p;
 
 	p = buf;
 
+	// splitscreen
+	if (splitscreen < splitplayer && !playerisbot)
+		return;
+
+	const INT32 pnum = P_GetLocalPlayerNumForNum(splitplayer);
+
+	player_t *player = &players[pnum];
+
+	// TODO: make those cvars arrays
+	consvar_t *playercolor, *playername, *playerskin;
+	consvar_t *colorvars[] = {&cv_playercolor, &cv_playercolor2, &cv_playercolor3, &cv_playercolor4};
+	consvar_t *namevars[] = {&cv_playername, &cv_playername2, &cv_playername3, &cv_playername4};
+	consvar_t *skinvars[] = {&cv_skin, &cv_skin2, &cv_skin3, &cv_skin4};
+
+	playercolor = colorvars[splitplayer];
+	playername  = namevars[splitplayer];
+	playerskin  = skinvars[splitplayer];
+
 	// normal player colors
 	if (G_GametypeHasTeams())
 	{
-		if (players[consoleplayer].ctfteam == 1 && cv_playercolor.value != skincolor_redteam)
-			CV_StealthSetValue(&cv_playercolor, skincolor_redteam);
-		else if (players[consoleplayer].ctfteam == 2 && cv_playercolor.value != skincolor_blueteam)
-			CV_StealthSetValue(&cv_playercolor, skincolor_blueteam);
+		if (player->ctfteam == 1 && playercolor->value != skincolor_redteam)
+			CV_StealthSetValue(playercolor, skincolor_redteam);
+		else if (player->ctfteam == 2 && playercolor->value != skincolor_blueteam)
+			CV_StealthSetValue(playercolor, skincolor_blueteam);
 	}
 
 	// never allow the color "none"
-	if (!cv_playercolor.value)
+	if (!playercolor->value)
 	{
-		if (players[consoleplayer].skincolor)
-			CV_StealthSetValue(&cv_playercolor, players[consoleplayer].skincolor);
-		else if (skins[players[consoleplayer].skin].prefcolor)
-			CV_StealthSetValue(&cv_playercolor, skins[players[consoleplayer].skin].prefcolor);
+		if (player->skincolor)
+			CV_StealthSetValue(playercolor, player->skincolor);
+		else if (skins[player->skin].prefcolor)
+			CV_StealthSetValue(playercolor, skins[player->skin].prefcolor);
 		else
-			CV_StealthSet(&cv_playercolor, cv_playercolor.defaultvalue);
+			CV_StealthSet(playercolor, playercolor->defaultvalue);
 	}
 
-	if (fastcmp(cv_playername.string, player_names[consoleplayer])
-		&& cv_playercolor.value == players[consoleplayer].skincolor
-		&& fastcmp(cv_skin.string, skins[players[consoleplayer].skin].name))
-		return;
-
 	// We'll handle it later if we're not playing.
 	if (!Playing())
 		return;
 
+	if (fastcmp(playername->string, player_names[pnum])
+		&& playercolor->value == player->skincolor
+		&& fastcmp(playerskin->string, skins[player->skin].name))
+		return;
+
+	if (playerisbot)
+	{
+		players[pnum].skincolor = botcolor;
+		if (players[pnum].mo)
+			players[pnum].mo->color = players[pnum].skincolor;
+		SetPlayerSkinByNum(pnum, botskin-1);
+		return;
+	}
+
 	// If you're not in a netgame, merely update the skin, color, and name.
 	if (!netgame)
 	{
 		INT32 foundskin;
 
-		CleanupPlayerName(consoleplayer, cv_playername.zstring);
-		strcpy(player_names[consoleplayer], cv_playername.zstring);
+		CleanupPlayerName(pnum, playername->zstring);
+		strcpy(player_names[pnum], playername->zstring);
 
-		players[consoleplayer].skincolor = cv_playercolor.value;
+		player->skincolor = playercolor->value;
 
-		if (players[consoleplayer].mo)
-			players[consoleplayer].mo->color = players[consoleplayer].skincolor;
+		if (player->mo)
+			player->mo->color = player->skincolor;
 
-		if ((foundskin = R_SkinAvailable(cv_skin.string)) != -1)
+		if ((foundskin = R_SkinAvailable(playerskin->string)) != -1)
 		{
-			cv_skin.value = foundskin;
-			SetPlayerSkin(consoleplayer, cv_skin.string);
-			CV_StealthSet(&cv_skin, skins[cv_skin.value].name);
+			playerskin->value = foundskin;
+			SetPlayerSkin(pnum, playerskin->string);
+			CV_StealthSet(playerskin, skins[playerskin->value].name);
 		}
 		else
 		{
-			cv_skin.value = players[consoleplayer].skin;
-			CV_StealthSet(&cv_skin, skins[players[consoleplayer].skin].name);
+			playerskin->value = player->skin;
+			CV_StealthSet(playerskin, skins[player->skin].name);
 			// will always be same as current
-			SetPlayerSkin(consoleplayer, cv_skin.string);
+			SetPlayerSkin(pnum, playerskin->string);
 		}
 
 		return;
 	}
 
-	snacpending++;
+	snacpending[splitplayer]++;
 
 	// Don't change name if muted
-	if (player_name_changes[consoleplayer] >= MAXNAMECHANGES)
+	if (player_name_changes[pnum] >= MAXNAMECHANGES)
 	{
-		CV_StealthSet(&cv_playername, player_names[consoleplayer]);
+		CV_StealthSet(playername, player_names[pnum]);
 		HU_AddChatText("\x85*You must wait to change your name again", false);
 	}
-	else if (cv_mute.value && !(server || IsPlayerAdmin(consoleplayer)))
-		CV_StealthSet(&cv_playername, player_names[consoleplayer]);
+	else if (cv_mute.value && !(server || IsPlayerAdmin(pnum)))
+		CV_StealthSet(playername, player_names[pnum]);
 	else // Cleanup name if changing it
-		CleanupPlayerName(consoleplayer, cv_playername.zstring);
+		CleanupPlayerName(pnum, playername->zstring);
 
 	// Don't change skin if the server doesn't want you to.
-	if (!CanChangeSkin(consoleplayer))
-		CV_StealthSet(&cv_skin, skins[players[consoleplayer].skin].name);
+	if (!CanChangeSkin(pnum))
+		CV_StealthSet(playerskin, skins[player->skin].name);
 
 	// check if player has the skin loaded (cv_skin may have
 	// the name of a skin that was available in the previous game)
-	cv_skin.value = R_SkinAvailable(cv_skin.string);
-	if (cv_skin.value < 0)
+	playerskin->value = R_SkinAvailable(playerskin->string);
+	if (playerskin->value < 0)
 	{
-		INT32 skinnum = players[consoleplayer].skin;
-		CV_StealthSet(&cv_skin, skins[skinnum].name);
-		cv_skin.value = skinnum;
+		INT32 skinnum = player->skin;
+		CV_StealthSet(playerskin, skins[skinnum].name);
+		playerskin->value = skinnum;
 	}
 
 	// Finally write out the complete packet and send it off.
-	WRITESTRINGN(p, cv_playername.zstring, MAXPLAYERNAME);
-	WRITEUINT8(p, (UINT8)cv_playercolor.value);
-	WRITEUINT8(p, (UINT8)cv_skin.value);
-	SendNetXCmdForPlayer(0, XD_NAMEANDCOLOR, buf, p - buf);
-}
-
-// splitscreen
-static void SendNameAndColor2(void)
-{
-	INT32 secondplaya = -1;
-	char buf[MAXPLAYERNAME+2];
-	char *p;
-
-	if (splitscreen < 1 && !botingame)
-		return; // can happen if skin2/color2/name2 changed
-
-	if (displayplayers[1] != consoleplayer)
-		secondplaya = displayplayers[1];
-	else if (!netgame) // HACK
-		secondplaya = 1;
-
-	if (secondplaya == -1)
-		return;
-
-	p = buf;
-
-	// normal player colors
-	if (G_GametypeHasTeams())
-	{
-		if (players[secondplaya].ctfteam == 1 && cv_playercolor2.value != skincolor_redteam)
-			CV_StealthSetValue(&cv_playercolor2, skincolor_redteam);
-		else if (players[secondplaya].ctfteam == 2 && cv_playercolor2.value != skincolor_blueteam)
-			CV_StealthSetValue(&cv_playercolor2, skincolor_blueteam);
-	}
-
-	// never allow the color "none"
-	if (!cv_playercolor2.value)
-	{
-		if (players[secondplaya].skincolor)
-			CV_StealthSetValue(&cv_playercolor2, players[secondplaya].skincolor);
-		else if (skins[players[secondplaya].skin].prefcolor)
-			CV_StealthSetValue(&cv_playercolor2, skins[players[secondplaya].skin].prefcolor);
-		else
-			CV_StealthSet(&cv_playercolor2, cv_playercolor2.defaultvalue);
-	}
-
-	// We'll handle it later if we're not playing.
-	if (!Playing())
-		return;
-
-	// If you're not in a netgame, merely update the skin, color, and name.
-	if (botingame)
-	{
-		players[secondplaya].skincolor = botcolor;
-		if (players[secondplaya].mo)
-			players[secondplaya].mo->color = players[secondplaya].skincolor;
-		SetPlayerSkinByNum(secondplaya, botskin-1);
-		return;
-	}
-	else if (!netgame)
-	{
-		INT32 foundskin;
-
-		CleanupPlayerName(secondplaya, cv_playername2.zstring);
-		strcpy(player_names[secondplaya], cv_playername2.zstring);
-
-		// don't use displayplayers[1]: the second player must be 1
-		players[secondplaya].skincolor = cv_playercolor2.value;
-		if (players[secondplaya].mo)
-			players[secondplaya].mo->color = players[secondplaya].skincolor;
-
-		if ((foundskin = R_SkinAvailable(cv_skin2.string)) != -1)
-		{
-			cv_skin2.value = foundskin;
-			SetPlayerSkin(secondplaya, cv_skin2.string);
-		}
-		else
-		{
-			cv_skin2.value = players[secondplaya].skin;
-			CV_StealthSet(&cv_skin2, skins[players[secondplaya].skin].name);
-			// will always be same as current
-			SetPlayerSkin(secondplaya, cv_skin2.string);
-		}
-		return;
-	}
-
-	snac2pending++;
-
-	// Don't change name if muted
-	if (player_name_changes[displayplayers[1]] >= MAXNAMECHANGES)
-	{
-		CV_StealthSet(&cv_playername2, player_names[displayplayers[1]]);
-		HU_AddChatText("\x85*You must wait to change your name again", false);
-	}
-	else if (cv_mute.value && !(server || IsPlayerAdmin(displayplayers[1])))
-		CV_StealthSet(&cv_playername2, player_names[displayplayers[1]]);
-	else // Cleanup name if changing it
-		CleanupPlayerName(displayplayers[1], cv_playername2.zstring);
-
-	// Don't change skin if the server doesn't want you to.
-	if (!CanChangeSkin(displayplayers[1]))
-		CV_StealthSet(&cv_skin2, skins[players[displayplayers[1]].skin].name);
-
-	// check if player has the skin loaded (cv_skin2 may have
-	// the name of a skin that was available in the previous game)
-	cv_skin2.value = R_SkinAvailable(cv_skin2.string);
-	if (cv_skin2.value < 0)
-	{
-		INT32 skinnum = players[displayplayers[1]].skin;
-		CV_StealthSet(&cv_skin2, skins[skinnum].name);
-		cv_skin2.value = skinnum;
-	}
-
-	// Finally write out the complete packet and send it off.
-	WRITESTRINGN(p, cv_playername2.zstring, MAXPLAYERNAME);
-	WRITEUINT8(p, (UINT8)cv_playercolor2.value);
-	WRITEUINT8(p, (UINT8)cv_skin2.value);
-	SendNetXCmdForPlayer(1, XD_NAMEANDCOLOR, buf, p - buf);
-}
-
-static void SendNameAndColor3(void)
-{
-	INT32 thirdplaya = -1;
-	char buf[MAXPLAYERNAME+2];
-	char *p;
-
-	if (splitscreen < 2)
-		return; // can happen if skin3/color3/name3 changed
-
-	if (displayplayers[2] != consoleplayer)
-		thirdplaya = displayplayers[2];
-	else if (!netgame) // HACK
-		thirdplaya = 2;
-
-	if (thirdplaya == -1)
-		return;
-
-	p = buf;
-
-	// normal player colors
-	if (G_GametypeHasTeams())
-	{
-		if (players[thirdplaya].ctfteam == 1 && cv_playercolor3.value != skincolor_redteam)
-			CV_StealthSetValue(&cv_playercolor3, skincolor_redteam);
-		else if (players[thirdplaya].ctfteam == 2 && cv_playercolor3.value != skincolor_blueteam)
-			CV_StealthSetValue(&cv_playercolor3, skincolor_blueteam);
-	}
-
-	// never allow the color "none"
-	if (!cv_playercolor3.value)
-	{
-		if (players[thirdplaya].skincolor)
-			CV_StealthSetValue(&cv_playercolor3, players[thirdplaya].skincolor);
-		else if (skins[players[thirdplaya].skin].prefcolor)
-			CV_StealthSetValue(&cv_playercolor3, skins[players[thirdplaya].skin].prefcolor);
-		else
-			CV_StealthSet(&cv_playercolor3, cv_playercolor3.defaultvalue);
-	}
-
-	// We'll handle it later if we're not playing.
-	if (!Playing())
-		return;
-
-	// If you're not in a netgame, merely update the skin, color, and name.
-	if (!netgame)
-	{
-		INT32 foundskin;
-
-		CleanupPlayerName(thirdplaya, cv_playername3.zstring);
-		strcpy(player_names[thirdplaya], cv_playername3.zstring);
-
-		// don't use displayplayers[2]: the third player must be 2
-		players[thirdplaya].skincolor = cv_playercolor3.value;
-		if (players[thirdplaya].mo)
-			players[thirdplaya].mo->color = players[thirdplaya].skincolor;
-
-		if ((foundskin = R_SkinAvailable(cv_skin3.string)) != -1)
-		{
-			cv_skin3.value = foundskin;
-			SetPlayerSkin(thirdplaya, cv_skin3.string);
-		}
-		else
-		{
-			cv_skin3.value = players[thirdplaya].skin;
-			CV_StealthSet(&cv_skin3, skins[players[thirdplaya].skin].name);
-			// will always be same as current
-			SetPlayerSkin(thirdplaya, cv_skin3.string);
-		}
-		return;
-	}
-
-	snac3pending++;
-
-	// Don't change name if muted
-	if (player_name_changes[displayplayers[2]] >= MAXNAMECHANGES)
-	{
-		CV_StealthSet(&cv_playername3, player_names[displayplayers[2]]);
-		HU_AddChatText("\x85*You must wait to change your name again", false);
-	}
-	else if (cv_mute.value && !(server || IsPlayerAdmin(displayplayers[2])))
-		CV_StealthSet(&cv_playername3, player_names[displayplayers[2]]);
-	else // Cleanup name if changing it
-		CleanupPlayerName(displayplayers[2], cv_playername3.zstring);
-
-	// Don't change skin if the server doesn't want you to.
-	if (!CanChangeSkin(displayplayers[2]))
-		CV_StealthSet(&cv_skin3, skins[players[displayplayers[2]].skin].name);
-
-	// check if player has the skin loaded (cv_skin3 may have
-	// the name of a skin that was available in the previous game)
-	cv_skin3.value = R_SkinAvailable(cv_skin3.string);
-	if (cv_skin3.value < 0)
-	{
-		INT32 skinnum = players[displayplayers[2]].skin;
-		CV_StealthSet(&cv_skin3, skins[skinnum].name);
-		cv_skin3.value = skinnum;
-	}
-
-	// Finally write out the complete packet and send it off.
-	WRITESTRINGN(p, cv_playername3.zstring, MAXPLAYERNAME);
-	WRITEUINT8(p, (UINT8)cv_playercolor3.value);
-	WRITEUINT8(p, (UINT8)cv_skin3.value);
-	SendNetXCmdForPlayer(2, XD_NAMEANDCOLOR, buf, p - buf);
-}
-
-static void SendNameAndColor4(void)
-{
-	INT32 fourthplaya = -1;
-	char buf[MAXPLAYERNAME+2];
-	char *p;
-
-	if (splitscreen < 3)
-		return; // can happen if skin4/color4/name4 changed
-
-	if (displayplayers[3] != consoleplayer)
-		fourthplaya = displayplayers[3];
-	else if (!netgame) // HACK
-		fourthplaya = 3;
-
-	if (fourthplaya == -1)
-		return;
-
-	p = buf;
-
-	// normal player colors
-	if (G_GametypeHasTeams())
-	{
-		if (players[fourthplaya].ctfteam == 1 && cv_playercolor4.value != skincolor_redteam)
-			CV_StealthSetValue(&cv_playercolor4, skincolor_redteam);
-		else if (players[fourthplaya].ctfteam == 2 && cv_playercolor4.value != skincolor_blueteam)
-			CV_StealthSetValue(&cv_playercolor4, skincolor_blueteam);
-	}
-
-	// never allow the color "none"
-	if (!cv_playercolor4.value)
-	{
-		if (players[fourthplaya].skincolor)
-			CV_StealthSetValue(&cv_playercolor4, players[fourthplaya].skincolor);
-		else if (skins[players[fourthplaya].skin].prefcolor)
-			CV_StealthSetValue(&cv_playercolor4, skins[players[fourthplaya].skin].prefcolor);
-		else
-			CV_StealthSet(&cv_playercolor4, cv_playercolor4.defaultvalue);
-	}
-
-	// We'll handle it later if we're not playing.
-	if (!Playing())
-		return;
-
-	// If you're not in a netgame, merely update the skin, color, and name.
-	if (botingame)
-	{
-		players[fourthplaya].skincolor = botcolor;
-		if (players[fourthplaya].mo)
-			players[fourthplaya].mo->color = players[fourthplaya].skincolor;
-		SetPlayerSkinByNum(fourthplaya, botskin-1);
-		return;
-	}
-	else if (!netgame)
-	{
-		INT32 foundskin;
-
-		CleanupPlayerName(fourthplaya, cv_playername4.zstring);
-		strcpy(player_names[fourthplaya], cv_playername4.zstring);
-
-		// don't use displayplayers[3]: the second player must be 4
-		players[fourthplaya].skincolor = cv_playercolor4.value;
-		if (players[fourthplaya].mo)
-			players[fourthplaya].mo->color = players[fourthplaya].skincolor;
-
-		if ((foundskin = R_SkinAvailable(cv_skin4.string)) != -1)
-		{
-			cv_skin4.value = foundskin;
-			SetPlayerSkin(fourthplaya, cv_skin4.string);
-		}
-		else
-		{
-			cv_skin4.value = players[fourthplaya].skin;
-			CV_StealthSet(&cv_skin4, skins[players[fourthplaya].skin].name);
-			// will always be same as current
-			SetPlayerSkin(fourthplaya, cv_skin4.string);
-		}
-		return;
-	}
-
-	snac4pending++;
-
-	// Don't change name if muted
-	if (player_name_changes[displayplayers[3]] >= MAXNAMECHANGES)
-	{
-		CV_StealthSet(&cv_playername4, player_names[displayplayers[3]]);
-		HU_AddChatText("\x85*You must wait to change your name again", false);
-	}
-	else if (cv_mute.value && !(server || IsPlayerAdmin(displayplayers[3])))
-		CV_StealthSet(&cv_playername4, player_names[displayplayers[3]]);
-	else // Cleanup name if changing it
-		CleanupPlayerName(displayplayers[3], cv_playername4.zstring);
-
-	// Don't change skin if the server doesn't want you to.
-	if (!CanChangeSkin(displayplayers[3]))
-		CV_StealthSet(&cv_skin4, skins[players[displayplayers[3]].skin].name);
-
-	// check if player has the skin loaded (cv_skin4 may have
-	// the name of a skin that was available in the previous game)
-	cv_skin4.value = R_SkinAvailable(cv_skin4.string);
-	if (cv_skin4.value < 0)
-	{
-		INT32 skinnum = players[displayplayers[3]].skin;
-		CV_StealthSet(&cv_skin4, skins[skinnum].name);
-		cv_skin4.value = skinnum;
-	}
-
-	// Finally write out the complete packet and send it off.
-	WRITESTRINGN(p, cv_playername4.zstring, MAXPLAYERNAME);
-	WRITEUINT8(p, (UINT8)cv_playercolor4.value);
-	WRITEUINT8(p, (UINT8)cv_skin4.value);
-	SendNetXCmdForPlayer(3, XD_NAMEANDCOLOR, buf, p - buf);
+	WRITESTRINGN(p, playername->zstring, MAXPLAYERNAME);
+	WRITEUINT8(p, (UINT8)playercolor->value);
+	WRITEUINT8(p, (UINT8)playerskin->value);
+	SendNetXCmdForPlayer(splitplayer, XD_NAMEANDCOLOR, buf, p - buf);
 }
 
 static void Got_NameAndColor(const UINT8 **cp, INT32 playernum)
 {
-	player_t *p = &players[playernum];
+	player_t *player = &players[playernum];
 	char name[MAXPLAYERNAME+1];
 	UINT8 color, skin;
 
@@ -1939,19 +1639,14 @@ static void Got_NameAndColor(const UINT8 **cp, INT32 playernum)
 		I_Error("There is no player %d!", playernum);
 #endif
 
-	if (playernum == consoleplayer)
-		snacpending--; // TODO: make snacpending an array instead of 4 separate vars?
-	else if (playernum == displayplayers[1])
-		snac2pending--;
-	else if (playernum == displayplayers[2])
-		snac3pending--;
-	else if (playernum == displayplayers[3])
-		snac4pending--;
-
+	if (P_IsLocalPlayer(player))
+	{
+		snacpending[playernum]--;
 #ifdef PARANOIA
-	if (snacpending < 0 || snac2pending < 0 || snac3pending < 0 || snac4pending < 0)
-		I_Error("snacpending negative!");
+		if (snacpending[playernum] < 0)
+			I_Error("snacpending negative!");
 #endif
+	}
 
 	READSTRINGN(*cp, name, MAXPLAYERNAME);
 	color = READUINT8(*cp);
@@ -1965,33 +1660,32 @@ static void Got_NameAndColor(const UINT8 **cp, INT32 playernum)
 	}
 
 	// set color
-	p->skincolor = color % MAXSKINCOLORS;
-	if (p->mo)
-		p->mo->color = (UINT8)p->skincolor;
+	player->skincolor = color % MAXSKINCOLORS;
+	if (player->mo)
+		player->mo->color = (UINT8)player->skincolor;
 	demo_extradata[playernum] |= DXD_COLOR;
 
 	// normal player colors
-	if (server && (p != &players[consoleplayer] && p != &players[displayplayers[1]]
-		&& p != &players[displayplayers[2]] && p != &players[displayplayers[3]]))
+	if (server && !P_IsLocalPlayer(player))
 	{
 		boolean kick = false;
 
 		// team colors
 		if (G_GametypeHasTeams())
 		{
-			if (p->ctfteam == 1 && p->skincolor != skincolor_redteam)
+			if (player->ctfteam == 1 && player->skincolor != skincolor_redteam)
 				kick = true;
-			else if (p->ctfteam == 2 && p->skincolor != skincolor_blueteam)
+			else if (player->ctfteam == 2 && player->skincolor != skincolor_blueteam)
 				kick = true;
 		}
 
 		// don't allow color "none"
-		if (!p->skincolor)
+		if (!player->skincolor)
 			kick = true;
 
 		if (kick)
 		{
-			CONS_Alert(CONS_WARNING, M_GetText("Illegal color change received from %s (team: %d), color: %d)\n"), player_names[playernum], p->ctfteam, p->skincolor);
+			CONS_Alert(CONS_WARNING, M_GetText("Illegal color change received from %s (team: %d), color: %d)\n"), player_names[playernum], player->ctfteam, player->skincolor);
 			SendKick(playernum, KICK_MSG_CON_FAIL);
 			return;
 		}
@@ -2003,6 +1697,7 @@ static void Got_NameAndColor(const UINT8 **cp, INT32 playernum)
 		const INT32 forcedskin = cv_forceskin.value;
 		SetPlayerSkinByNum(playernum, forcedskin);
 
+		// TODO: make cv_skin an array
 		if (playernum == consoleplayer)
 			CV_StealthSet(&cv_skin, skins[forcedskin].name);
 		else if (playernum == displayplayers[1])
@@ -2016,44 +1711,16 @@ static void Got_NameAndColor(const UINT8 **cp, INT32 playernum)
 		SetPlayerSkinByNum(playernum, skin);
 }
 
-void SendWeaponPref(void)
+void SendWeaponPref(UINT8 splitplayer)
 {
 	UINT8 buf[1];
 
 	buf[0] = 0;
-	if (cv_flipcam[0].value)
+
+	if (cv_flipcam[splitplayer].value)
 		buf[0] |= 1;
-	SendNetXCmdForPlayer(0, XD_WEAPONPREF, buf, 1);
-}
 
-void SendWeaponPref2(void)
-{
-	UINT8 buf[1];
-
-	buf[0] = 0;
-	if (cv_flipcam[1].value)
-		buf[0] |= 1;
-	SendNetXCmdForPlayer(1, XD_WEAPONPREF, buf, 1);
-}
-
-void SendWeaponPref3(void)
-{
-	UINT8 buf[1];
-
-	buf[0] = 0;
-	if (cv_flipcam[2].value)
-		buf[0] |= 1;
-	SendNetXCmdForPlayer(2, XD_WEAPONPREF, buf, 1);
-}
-
-void SendWeaponPref4(void)
-{
-	UINT8 buf[1];
-
-	buf[0] = 0;
-	if (cv_flipcam[3].value)
-		buf[0] |= 1;
-	SendNetXCmdForPlayer(3, XD_WEAPONPREF, buf, 1);
+	SendNetXCmdForPlayer(splitplayer, XD_WEAPONPREF, buf, 1);
 }
 
 static void Got_WeaponPref(const UINT8 **cp, INT32 playernum)
@@ -2069,23 +1736,10 @@ static void Got_WeaponPref(const UINT8 **cp, INT32 playernum)
 		player->pflags |= PF_ANALOGMODE;
 }
 
-void D_SendPlayerConfig(void)
+void D_SendPlayerConfig(UINT8 splitplayer)
 {
-	SendNameAndColor();
-	if (splitscreen || botingame)
-		SendNameAndColor2();
-	if (splitscreen > 1)
-		SendNameAndColor3();
-	if (splitscreen > 2)
-		SendNameAndColor4();
-
-	SendWeaponPref();
-	if (splitscreen)
-		SendWeaponPref2();
-	if (splitscreen > 1)
-		SendWeaponPref3();
-	if (splitscreen > 2)
-		SendWeaponPref4();
+	SendNameAndColor(splitplayer);
+	SendWeaponPref(splitplayer);
 }
 
 // Only works for displayplayer, sorry!
@@ -2108,10 +1762,12 @@ INT32 D_LookupPlayer(const char *s)
 		return playernum;
 	}
 
+	const size_t len = strlen(s);
+
 	for (playernum = 0; playernum < MAXPLAYERS; ++playernum)
 	{
 		/* Match name case-insensitively: fully, or partially the start. */
-		if (playeringame[playernum] && (strnicmp(player_names[playernum], s, strlen(s)) == 0))
+		if (playeringame[playernum] && (strnicmp(player_names[playernum], s, len) == 0))
 		{
 			return playernum;
 		}
@@ -2151,13 +1807,15 @@ static void GetViewablePlayerPlaceRange(INT32 *first, INT32 *last)
 	(*last) = 0;
 
 	for (i = 0; i < MAXPLAYERS; ++i)
-		if (G_CouldView(i))
 	{
-		place = players[i].kartstuff[k_position];
-		if (place < (*first))
-			(*first) = place;
-		if (place > (*last))
-			(*last) = place;
+		if (G_CouldView(i))
+		{
+			place = players[i].kartstuff[k_position];
+			if (place < (*first))
+				(*first) = place;
+			if (place > (*last))
+				(*last) = place;
+		}
 	}
 }
 
@@ -2491,7 +2149,7 @@ void D_MapChange(INT32 mapnum, INT32 newgametype, boolean pencoremode, boolean r
 				displayplayers[1] = 1;
 				playeringame[1] = true;
 				players[1].bot = 1;
-				SendNameAndColor2();
+				SendNameAndColor(1);
 			}
 		}
 
@@ -5768,50 +5426,54 @@ static void ForceSkin_OnChange(void)
 	}
 }
 
-//Allows the player's name to be changed if cv_mute is off.
+// Allows the player's name to be changed if cv_mute is off.
 static void Name_OnChange(void)
 {
 	if (cv_mute.value && !(server || IsPlayerAdmin(consoleplayer)))
 	{
 		CONS_Alert(CONS_NOTICE, M_GetText("You may not change your name when chat is muted.\n"));
 		CV_StealthSet(&cv_playername, player_names[consoleplayer]);
+		return;
 	}
-	else
-		SendNameAndColor();
+
+	SendNameAndColor(0);
 
 }
 
 static void Name2_OnChange(void)
 {
-	if (cv_mute.value) //Secondary player can't be admin.
+	if (cv_mute.value) // Secondary player can't be admin.
 	{
 		CONS_Alert(CONS_NOTICE, M_GetText("You may not change your name when chat is muted.\n"));
 		CV_StealthSet(&cv_playername2, player_names[displayplayers[1]]);
+		return;
 	}
-	else
-		SendNameAndColor2();
+
+	SendNameAndColor(1);
 }
 
 static void Name3_OnChange(void)
 {
-	if (cv_mute.value) //Third player can't be admin.
+	if (cv_mute.value) // Third player can't be admin.
 	{
 		CONS_Alert(CONS_NOTICE, M_GetText("You may not change your name when chat is muted.\n"));
 		CV_StealthSet(&cv_playername3, player_names[displayplayers[2]]);
+		return;
 	}
-	else
-		SendNameAndColor3();
+
+	SendNameAndColor(2);
 }
 
 static void Name4_OnChange(void)
 {
-	if (cv_mute.value) //Secondary player can't be admin.
+	if (cv_mute.value) // Secondary player can't be admin.
 	{
 		CONS_Alert(CONS_NOTICE, M_GetText("You may not change your name when chat is muted.\n"));
 		CV_StealthSet(&cv_playername4, player_names[displayplayers[3]]);
+		return;
 	}
-	else
-		SendNameAndColor4();
+
+	SendNameAndColor(3);
 }
 
 /** Sends a skin change for the console player, unless that player is moving.
@@ -5833,7 +5495,7 @@ static void Skin_OnChange(void)
 	}
 
 	if (CanChangeSkin(consoleplayer) && !P_PlayerMoving(consoleplayer))
-		SendNameAndColor();
+		SendNameAndColor(0);
 	else
 	{
 		CONS_Alert(CONS_NOTICE, M_GetText("You can't change your skin at the moment.\n"));
@@ -5854,7 +5516,7 @@ static void Skin2_OnChange(void)
 		return; // do whatever you want
 
 	if (CanChangeSkin(displayplayers[1]) && !P_PlayerMoving(displayplayers[1]))
-		SendNameAndColor2();
+		SendNameAndColor(1);
 	else
 	{
 		CONS_Alert(CONS_NOTICE, M_GetText("You can't change your skin at the moment.\n"));
@@ -5870,7 +5532,7 @@ static void Skin3_OnChange(void)
 		return; // do whatever you want
 
 	if (CanChangeSkin(displayplayers[2]) && !P_PlayerMoving(displayplayers[2]))
-		SendNameAndColor3();
+		SendNameAndColor(2);
 	else
 	{
 		CONS_Alert(CONS_NOTICE, M_GetText("You can't change your skin at the moment.\n"));
@@ -5886,7 +5548,7 @@ static void Skin4_OnChange(void)
 		return; // do whatever you want
 
 	if (CanChangeSkin(displayplayers[3]) && !P_PlayerMoving(displayplayers[3]))
-		SendNameAndColor4();
+		SendNameAndColor(3);
 	else
 	{
 		CONS_Alert(CONS_NOTICE, M_GetText("You can't change your skin at the moment.\n"));
@@ -5999,7 +5661,7 @@ static void Color_OnChange(void)
 	if (!P_PlayerMoving(consoleplayer))
 	{
 		// Color change menu scrolling fix is no longer necessary
-		SendNameAndColor();
+		SendNameAndColor(0);
 	}
 	else
 	{
@@ -6021,7 +5683,7 @@ static void Color2_OnChange(void)
 	if (!P_PlayerMoving(displayplayers[1]))
 	{
 		// Color change menu scrolling fix is no longer necessary
-		SendNameAndColor2();
+		SendNameAndColor(1);
 	}
 	else
 	{
@@ -6038,7 +5700,7 @@ static void Color3_OnChange(void)
 	if (!P_PlayerMoving(displayplayers[2]))
 	{
 		// Color change menu scrolling fix is no longer necessary
-		SendNameAndColor3();
+		SendNameAndColor(2);
 	}
 	else
 	{
@@ -6055,7 +5717,7 @@ static void Color4_OnChange(void)
 	if (!P_PlayerMoving(displayplayers[3]))
 	{
 		// Color change menu scrolling fix is no longer necessary
-		SendNameAndColor4();
+		SendNameAndColor(3);
 	}
 	else
 	{

src/d_netcmd.h

@@ -21,10 +21,7 @@ extern "C" {
 
 #include "command.h"
 
-void SendWeaponPref(void);
-void SendWeaponPref2(void);
-void SendWeaponPref3(void);
-void SendWeaponPref4(void);
+void SendWeaponPref(UINT8 splitplayer);
 
 // console vars
 extern consvar_t cv_playername;
@@ -295,7 +292,7 @@ typedef union {
 // add game commands, needs cleanup
 void D_RegisterServerCommands(void);
 void D_RegisterClientCommands(void);
-void D_SendPlayerConfig(void);
+void D_SendPlayerConfig(UINT8 splitplayer);
 void Command_ExitGame_f(void);
 void Command_Retry_f(void);
 void D_GameTypeChanged(INT32 lastgametype); // not a real _OnChange function anymore

src/d_netfil.c

@@ -960,7 +960,7 @@ void Got_Filetxpak(void)
 		|| fastcmp(filename, "music.kart")
 		|| fastcmp(filename, "patch.kart")
 		))
-		I_Error("Tried to download \"%s\"", filename);
+		I_Error("Tried to download base-game file: \"%s\"", filename);
 
 	if (filenum >= fileneedednum)
 	{
@@ -1019,21 +1019,21 @@ void Got_Filetxpak(void)
 
 		switch(file->status)
 		{
-		case FS_NOTFOUND:
-			s = "FS_NOTFOUND";
-			break;
-		case FS_FOUND:
-			s = "FS_FOUND";
-			break;
-		case FS_OPEN:
-			s = "FS_OPEN";
-			break;
-		case FS_MD5SUMBAD:
-			s = "FS_MD5SUMBAD";
-			break;
-		default:
-			s = "unknown";
-			break;
+			case FS_NOTFOUND:
+				s = "FS_NOTFOUND";
+				break;
+			case FS_FOUND:
+				s = "FS_FOUND";
+				break;
+			case FS_OPEN:
+				s = "FS_OPEN";
+				break;
+			case FS_MD5SUMBAD:
+				s = "FS_MD5SUMBAD";
+				break;
+			default:
+				s = "unknown";
+				break;
 		}
 
 		I_Error("Received a file not requested (file id: %d, file status: %s)\n", filenum, s);

src/dehacked.c

@@ -115,20 +115,25 @@ char *myfgets(char *buf, size_t bufsize, MYFILE *f)
 	size_t i = 0;
 	if (myfeof(f))
 		return NULL;
+
 	// we need one byte for a null terminated string
 	bufsize--;
+
 	while (i < bufsize && !myfeof(f))
 	{
 		char c = *f->curpos++;
+
 		if (c == '^')
 			buf[i++] = myfget_color(f);
 		else if (c == '\\')
 			buf[i++] = myfget_hex(f);
 		else if (c != '\r')
 			buf[i++] = c;
+
 		if (c == '\n')
 			break;
 	}
+
 	buf[i] = '\0';
 
 	dbg_line++;
@@ -138,25 +143,31 @@ char *myfgets(char *buf, size_t bufsize, MYFILE *f)
 static char *myhashfgets(char *buf, size_t bufsize, MYFILE *f)
 {
 	size_t i = 0;
+
 	if (myfeof(f))
 		return NULL;
+
 	// we need one byte for a null terminated string
 	bufsize--;
+
 	while (i < bufsize && !myfeof(f))
 	{
 		char c = *f->curpos++;
+
 		if (c == '^')
 			buf[i++] = myfget_color(f);
 		else if (c == '\\')
 			buf[i++] = myfget_hex(f);
 		else if (c != '\r')
 			buf[i++] = c;
+
 		if (c == '\n') // Ensure debug line is right...
 			dbg_line++;
+
 		if (c == '#')
 			break;
 	}
-	i++;
+
 	buf[i] = '\0';
 
 	return buf;
@@ -315,7 +326,10 @@ static void readPlayer(MYFILE *f, INT32 num)
 					goto done;
 				PlayerMenu[num].status = IT_CALL;
 
-				for (i = 0; i < MAXLINELEN-3; i++)
+				// A friendly neighborhood alias for brevity's sake
+				const size_t note_size = sizeof(description[num].notes);
+
+				for (i = 0; i < (INT32)(MAXLINELEN-note_size-3); i++)
 				{
 					if (s[i] == '=')
 					{
@@ -323,10 +337,12 @@ static void readPlayer(MYFILE *f, INT32 num)
 						break;
 					}
 				}
+
 				if (playertext)
 				{
-					strcpy(description[num].notes, playertext);
-					strcat(description[num].notes, myhashfgets(playertext, sizeof (description[num].notes), f));
+					strlcpy(description[num].notes, playertext, note_size);
+					strlcat(description[num].notes,
+							myhashfgets(playertext, note_size, f), note_size);
 				}
 				else
 					strcpy(description[num].notes, "");
@@ -335,7 +351,7 @@ static void readPlayer(MYFILE *f, INT32 num)
 				// It works down here, though.
 				{
 					INT32 numline = 0;
-					for (i = 0; (size_t)i < sizeof(description[num].notes)-1; i++)
+					for (i = 0; (size_t)i < note_size-1; i++)
 					{
 						if (numline < 20 && description[num].notes[i] == '\n')
 							numline++;
@@ -344,6 +360,7 @@ static void readPlayer(MYFILE *f, INT32 num)
 							break;
 					}
 				}
+
 				description[num].notes[strlen(description[num].notes)-1] = '\0';
 				description[num].notes[i] = '\0';
 				continue;

src/g_game.c

@@ -69,9 +69,6 @@ UINT8 botcolor = 0;
 
 JoyType_t Joystick[MAXSPLITSCREENPLAYERS] = {};
 
-// 1024 bytes is plenty for a savegame
-#define SAVEGAMESIZE (1024)
-
 // SRB2kart
 char gamedatafilename[64] = "kartdata.dat";
 char timeattackfolder[64] = "kart";
@@ -3902,7 +3899,7 @@ void G_SaveGame(UINT32 savegameslot)
 		char name[VERSIONSIZE];
 		size_t length;
 
-		save.p = save.buffer = (UINT8 *)Z_Malloc(SAVEGAMESIZE, PU_STATIC, NULL);
+		save.p = save.buffer = (UINT8 *)Z_Malloc(1024, PU_STATIC, NULL); // 1024 bytes is plenty for a savegame
 		if (!save.p)
 		{
 			CONS_Alert(CONS_ERROR, M_GetText("No more free memory for saving game data\n"));

src/hardware/hw_draw.c

@@ -222,7 +222,7 @@ void HWR_DrawStretchyFixedPatch(patch_t *gpatch, fixed_t x, fixed_t y, fixed_t p
 
 	if (alphalevel)
 	{
-		FSurfaceInfo Surf;
+		FSurfaceInfo Surf = {};
 		Surf.PolyColor.s.red = Surf.PolyColor.s.green = Surf.PolyColor.s.blue = 0xff;
 
 		switch (alphalevel)
@@ -385,7 +385,7 @@ void HWR_DrawCroppedPatch(patch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscale,
 	// clip it since it is used for bunny scroll in doom I
 	if (alphalevel)
 	{
-		FSurfaceInfo Surf;
+		FSurfaceInfo Surf = {};
 		Surf.PolyColor.s.red = Surf.PolyColor.s.green = Surf.PolyColor.s.blue = 0xff;
 
 		switch (alphalevel)
@@ -490,7 +490,7 @@ void HWR_DrawFlatFill(INT32 x, INT32 y, INT32 w, INT32 h, lumpnum_t flatlumpnum)
 void HWR_FadeScreenMenuBack(UINT16 color, UINT8 strength)
 {
 	FOutVector  v[4];
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 	FBITFIELD poly_flags = PF_NoTexture|PF_Modulated|PF_NoDepthTest;
 
 	v[0].x = v[3].x = -1.0f;
@@ -543,7 +543,7 @@ void HWR_FadeScreenMenuBack(UINT16 color, UINT8 strength)
 void HWR_DrawConsoleBack(UINT32 color, INT32 height)
 {
 	FOutVector  v[4];
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 
 	// setup some neat-o translucency effect
 	if (!height) //cool hack 0 height is full height
@@ -598,7 +598,7 @@ void HWR_drawAMline(const fline_t *fl, INT32 color)
 void HWR_DrawDiag(INT32 x, INT32 y, INT32 wh, INT32 color)
 {
 	FOutVector v[4];
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 	float fx, fy, fw, fh, fwait = 0;
 	RGBA_t *palette;
 
@@ -702,7 +702,7 @@ void HWR_DrawDiag(INT32 x, INT32 y, INT32 wh, INT32 color)
 void HWR_DrawConsoleFill(INT32 x, INT32 y, INT32 w, INT32 h, UINT32 color, INT32 options)
 {
 	FOutVector v[4];
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 	float fx, fy, fw, fh;
 
 	if (w < 0 || h < 0)
@@ -820,7 +820,7 @@ void HWR_DrawConsoleFill(INT32 x, INT32 y, INT32 w, INT32 h, UINT32 color, INT32
 void HWR_DrawFill(INT32 x, INT32 y, INT32 w, INT32 h, INT32 color)
 {
 	FOutVector v[4];
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 	float fx, fy, fw, fh;
 
 	if (w < 0 || h < 0)

src/hardware/hw_main.cpp

@@ -242,7 +242,6 @@ consvar_t cv_glportals = {"gr_portals", "On", CV_SAVE, CV_OnOff, NULL, 0, NULL,
 
 consvar_t cv_glpaletterendering = {"gr_paletteshader", "Off", CV_CALL|CV_SAVE, CV_OnOff, CV_glpaletterendering_OnChange, 0, NULL, NULL, 0, 0, NULL};
 consvar_t cv_glpalettedepth = {"gr_palettedepth", "16 bits", CV_SAVE|CV_CALL, glpalettedepth_cons_t, CV_glpalettedepth_OnChange, 0, NULL, NULL, 0, 0, NULL};
-consvar_t cv_glflashpal = {"gr_flashpal", "On", CV_CALL|CV_SAVE, CV_OnOff, CV_glpaletterendering_OnChange, 0, NULL, NULL, 0, 0, NULL};
 
 consvar_t cv_gltexturedepth = {"gr_texturedepth", "32 bits", CV_CALL|CV_SAVE, gltexdepth_cons_t, CV_gltextureformat_OnChange, 0, NULL, NULL, 0, 0, NULL};
 
@@ -551,7 +550,7 @@ static FUINT HWR_CalcSlopeLight(FUINT lightnum, pslope_t *slope, const sector_t
 // Render a floor or ceiling convex polygon
 static void HWR_RenderPlane(subsector_t *subsector, extrasubsector_t *xsub, boolean isceiling, fixed_t fixedheight, FBITFIELD PolyFlags, INT32 lightlevel, lumpnum_t lumpnum, sector_t *FOFsector, UINT8 alpha, extracolormap_t *planecolormap)
 {
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 	FOutVector *v3d;
 	polyvertex_t *pv;
 	pslope_t *slope = NULL;
@@ -1376,7 +1375,7 @@ void HWR_ProcessSeg(void) // Sort of like GLWall::Process in GZDoom
 	extracolormap_t *colormap = gl_frontsector->extra_colormap;
 	lightnum = HWR_CalcWallLight(lightnum, gl_curline, colormap);
 
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 
 	Surf.PolyColor.s.alpha = 255;
 
@@ -2675,7 +2674,7 @@ static void HWR_RenderPolyObjectPlane(polyobj_t *polysector, boolean isceiling,
 	float           scrollx = 0.0f, scrolly = 0.0f;
 	float           anglef  = 0.0f, cosangf = 0.0f, sinangf = 0.0f;
 	angle_t         angle = 0;
-	FSurfaceInfo    Surf;
+	FSurfaceInfo    Surf = {};
 	fixed_t         tempxsow, tempytow;
 	size_t          nrPlaneVerts;
 
@@ -2842,9 +2841,8 @@ static void HWR_AddPolyObjectPlanes(void)
 			light = R_GetPlaneLight(gl_frontsector, polyobjsector->floorheight, true);
 			if (po_ptrs[i]->translucency > 0)
 			{
-				FSurfaceInfo Surf;
+				FSurfaceInfo Surf = {};
 				FBITFIELD blendmode;
-				memset(&Surf, 0x00, sizeof(Surf));
 				blendmode = HWR_TranstableToAlpha(po_ptrs[i]->translucency, &Surf);
 				HWR_AddTransparentPolyobjectFloor(levelflats[polyobjsector->floorpic].lumpnum, po_ptrs[i], false, polyobjsector->floorheight,
 												(light == -1 ? gl_frontsector->lightlevel : *gl_frontsector->lightlist[light].lightlevel), Surf.PolyColor.s.alpha, polyobjsector, blendmode, (light == -1 ? gl_frontsector->extra_colormap : gl_frontsector->lightlist[light].extra_colormap));
@@ -2865,9 +2863,8 @@ static void HWR_AddPolyObjectPlanes(void)
 			light = R_GetPlaneLight(gl_frontsector, polyobjsector->ceilingheight, true);
 			if (po_ptrs[i]->translucency > 0)
 			{
-				FSurfaceInfo Surf;
+				FSurfaceInfo Surf = {};
 				FBITFIELD blendmode;
-				memset(&Surf, 0x00, sizeof(Surf));
 				blendmode = HWR_TranstableToAlpha(po_ptrs[i]->translucency, &Surf);
 				HWR_AddTransparentPolyobjectFloor(levelflats[polyobjsector->ceilingpic].lumpnum, po_ptrs[i], true, polyobjsector->ceilingheight,
 												(light == -1 ? gl_frontsector->lightlevel : *gl_frontsector->lightlist[light].lightlevel), Surf.PolyColor.s.alpha, polyobjsector, blendmode, (light == -1 ? gl_frontsector->extra_colormap : gl_frontsector->lightlist[light].extra_colormap));
@@ -3419,7 +3416,7 @@ static void HWR_DrawSpriteShadow(gl_vissprite_t *spr, patch_t *gpatch, GLPatch_t
 {
 	float this_scale = 1.0f;
 	FOutVector swallVerts[4];
-	FSurfaceInfo sSurf;
+	FSurfaceInfo sSurf = {};
 	FBITFIELD blendmode = 0;
 	fixed_t floorheight, mobjfloor;
 	pslope_t *floorslope;
@@ -3655,7 +3652,7 @@ static void HWR_SplitSprite(gl_vissprite_t *spr, const boolean papersprite)
 	FOutVector baseWallVerts[4]; // This is what the verts should end up as
 	patch_t *gpatch;
 	GLPatch_t *hwrpatch;
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 	extracolormap_t *colormap;
 	INT32 lightlevel;
 	boolean lightset = true;
@@ -3940,7 +3937,7 @@ static void HWR_DrawSprite(gl_vissprite_t *spr)
 	FOutVector wallVerts[4];
 	patch_t *gpatch; // sprite patch converted to hardware
 	GLPatch_t *hwrpatch;
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 	FBITFIELD blend = 0;
 
 	INT32 shader = SHADER_NONE;
@@ -4105,7 +4102,7 @@ static void HWR_DrawPrecipitationSprite(gl_vissprite_t *spr)
 	FOutVector wallVerts[4];
 	patch_t *gpatch; // sprite patch converted to hardware
 	GLPatch_t *hwrpatch;
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 
 	INT32 shader = SHADER_NONE;
 
@@ -4850,7 +4847,7 @@ static void HWR_ProjectSprite(mobj_t *thing)
 		flip = sprframe->flip; // Will only be 0x00 or 0xFF
 
 		if (papersprite && ang < ANGLE_180)
-			flip ^= 0xFFFF;
+			flip ^= 0xFF;
 	}
 	else
 	{
@@ -5913,7 +5910,6 @@ void HWR_AddCommands(void)
 
 	CV_RegisterVar(&cv_glpaletterendering);
 	CV_RegisterVar(&cv_glpalettedepth);
-	CV_RegisterVar(&cv_glflashpal);
 }
 
 // --------------------------------------------------------------------------
@@ -6070,7 +6066,7 @@ static void HWR_DoPostProcessor(void)
 {
 	// Armageddon Blast Flash!
 	// Could this even be considered postprocessor?
-	if (!HWR_PalRenderFlashpal())
+	if (!HWR_ShouldUsePaletteRendering())
 	{
 		const player_t *player = &players[displayplayers[viewssnum]];
 
@@ -6083,7 +6079,7 @@ static void HWR_DoPostProcessor(void)
 				{-4.0f, -4.0f, 4.0f, 0.0f, 0.0f}
 			};
 
-			FSurfaceInfo Surf;
+			FSurfaceInfo Surf = {};
 
 			// This won't change if the flash palettes are changed unfortunately, but it works for its purpose
 			if (player->flashpal == PAL_NUKE)

src/hardware/hw_main.h

@@ -208,7 +208,6 @@ extern consvar_t cv_glportals;
 
 extern consvar_t cv_glpaletterendering;
 extern consvar_t cv_glpalettedepth;
-extern consvar_t cv_glflashpal;
 
 FUNCINLINE static ATTRINLINE boolean HWR_UseShader(void)
 {
@@ -220,11 +219,6 @@ FUNCINLINE static ATTRINLINE boolean HWR_ShouldUsePaletteRendering(void)
 	return (cv_glpaletterendering.value && (pLocalPalette != NULL) && HWR_UseShader());
 }
 
-FUNCINLINE static ATTRINLINE boolean HWR_PalRenderFlashpal(void)
-{
-	return (cv_glflashpal.value && HWR_ShouldUsePaletteRendering());
-}
-
 // Returns a pointer to the palette which should be used for caching textures.
 FUNCINLINE static ATTRINLINE RGBA_t *HWR_GetTexturePalette(void)
 {

src/hardware/hw_md2.c

@@ -1099,7 +1099,7 @@ void HWR_DrawMD2(gl_vissprite_t *spr)
 	INT32 frame = 0;
 	INT32 nextFrame = -1;
 	FTransform p;
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 
 	if (!cv_glmdls.value || spr->precip)
 		return;
@@ -1336,8 +1336,8 @@ void HWR_DrawMD2(gl_vissprite_t *spr)
 		if (spr->mobj->frame & FF_ANIMATE)
 		{
 			// set duration and tics to be the correct values for FF_ANIMATE states
-			durs = (float)spr->mobj->state->var2;
-			tics = (float)spr->mobj->anim_duration;
+			durs = spr->mobj->state->var2;
+			tics = (INT32)spr->mobj->anim_duration;
 		}
 
 		//FIXME: this is not yet correct
@@ -1475,7 +1475,7 @@ void HWR_Draw2DModel(md2_t *md2, INT32 x, INT32 y, INT32 skinnum, skincolors_t c
 	patch_t *gpatch, *blendgpatch;
 	GLPatch_t *hwrPatch = NULL, *hwrBlendPatch = NULL;
 	FTransform p;
-	FSurfaceInfo Surf;
+	FSurfaceInfo Surf = {};
 
 	if (!md2->model)
 	{
@@ -1526,7 +1526,6 @@ void HWR_Draw2DModel(md2_t *md2, INT32 x, INT32 y, INT32 skinnum, skincolors_t c
 	if (blendgpatch)
 		hwrBlendPatch = ((GLPatch_t *)blendgpatch->hardware);
 
-	memset(&Surf, 0x00, sizeof(FSurfaceInfo));
 	Surf.PolyColor.rgba = 0xFFFFFFFF;
 	Surf.PolyFlags = PF_Occlude | PF_Modulated;
 

src/i_tcp.c

@@ -496,8 +496,10 @@ static void cleanupnodes(void)
 
 	// Why can't I start at zero?
 	for (j = 1; j < MAXNETNODES; j++)
+	{
 		if (!(nodeingame[j] || SV_SendingFile(j)))
 			nodeconnected[j] = false;
+	}
 }
 
 static SINT8 getfreenode(void)
@@ -507,11 +509,13 @@ static SINT8 getfreenode(void)
 	cleanupnodes();
 
 	for (j = 0; j < MAXNETNODES; j++)
+	{
 		if (!nodeconnected[j])
 		{
 			nodeconnected[j] = true;
 			return j;
 		}
+	}
 
 	/** \warning No free node? Just in case a node might not have been freed properly,
 	  *          look if there are connected nodes that aren't in game, and forget them.
@@ -812,7 +816,7 @@ static void SOCK_Send(void)
 static void SOCK_FreeNodenum(INT32 numnode)
 {
 	// can't disconnect from self :)
-	if (!numnode || numnode > MAXNETNODES)
+	if (numnode <= 0 || numnode > MAXNETNODES)
 		return;
 
 	DEBFILE(va("Free node %d (%s)\n", numnode, SOCK_GetNodeAddress(numnode)));
@@ -1432,14 +1436,12 @@ static void SOCK_RegisterHolePunch(void)
 
 static boolean SOCK_OpenSocket(void)
 {
-	size_t i;
-
-	memset(clientaddress, 0, sizeof (clientaddress));
+	memset(clientaddress, 0, sizeof(clientaddress));
 
+	memset(nodeconnected, false, sizeof(nodeconnected));
 	nodeconnected[0] = true; // always connected to self
-	for (i = 1; i < MAXNETNODES; i++)
-		nodeconnected[i] = false;
 	nodeconnected[BROADCASTADDR] = true;
+
 	I_NetSend = SOCK_Send;
 	I_NetGet = SOCK_Get;
 	I_NetCloseSocket = SOCK_CloseSocket;
@@ -1479,7 +1481,7 @@ static boolean SOCK_Ban(INT32 node)
 {
 	INT32 ban;
 
-	if (node > MAXNETNODES)
+	if (node < 0 || node > MAXNETNODES)
 		return false;
 
 	ban = numbans;

src/k_kart.c

@@ -2159,7 +2159,13 @@ static void K_GetKartBoostPower(player_t *player)
 		&& player->speed > 0
 		&& !player->spectator)
 	{
-		K_SpawnWipeoutTrail(player->mo, true);
+		mobj_t *dust = K_SpawnWipeoutTrail(player->mo, true);
+
+		// Technically, all mobjs that think can cause desynchs if they are spawned conditionally, so best we can do
+		// is to hide them if you are in saltyhop jump
+		if (dust && player->mo->salty.jump)
+			dust->flags2 |= MF2_DONTDRAW;
+
 		if (leveltime % 6 == 0)
 			S_StartSound(player->mo, sfx_cdfm70);
 	}
@@ -3634,7 +3640,7 @@ void K_SpawnSparkleTrail(mobj_t *mo)
 	P_SetMobjState(sparkle, S_KARTINVULN_LARGE1);
 }
 
-void K_SpawnWipeoutTrail(mobj_t *mo, boolean translucent)
+mobj_t *K_SpawnWipeoutTrail(mobj_t *mo, boolean translucent)
 {
 	mobj_t *dust;
 	angle_t aoff;
@@ -3675,6 +3681,8 @@ void K_SpawnWipeoutTrail(mobj_t *mo, boolean translucent)
 
 	if (translucent)
 		dust->flags2 |= MF2_SHADOW;
+
+	return dust;
 }
 
 //	K_DriftDustHandling
@@ -6175,6 +6183,13 @@ void K_KartUpdatePosition(player_t *player)
 						}
 					}
 
+					// the player should NOT be checked against themselves! lol
+					// otherwise prevcheck will effectively be halved
+					// sadly this stuff is exposed to lua and atleast one script uses those so we cant fix it
+					// oh well
+					//if (player == &players[i])
+						//continue;
+
 					const boolean isprevcheckpointi = mo->health == players[i].starpostnum;
 					const boolean isnextcheckpointi = mo->health == (players[i].starpostnum + 1);
 

src/k_kart.h

@@ -57,7 +57,7 @@ boolean K_ShouldSlopeRoll(mobj_t *mobj);
 void K_RollMobjBySlopes(mobj_t *mo, pslope_t *slope);
 void K_SpawnBoostTrail(player_t *player);
 void K_SpawnSparkleTrail(mobj_t *mo);
-void K_SpawnWipeoutTrail(mobj_t *mo, boolean translucent);
+mobj_t *K_SpawnWipeoutTrail(mobj_t *mo, boolean translucent);
 void K_DriftDustHandling(mobj_t *spawner);
 void K_PuntMine(mobj_t *mine, mobj_t *punter);
 void K_DoSneaker(player_t *player, INT32 type);

src/m_menudefs.c

@@ -1023,8 +1023,6 @@ static menuitem_t OP_OpenGLOptionsMenu[] =
 	{IT_STRING | IT_CVAR,	NULL, "Fallback Player 3D Model",	&cv_glfallbackplayermodel,	20},
 	{IT_STRING | IT_CVAR,	NULL, "Shaders",					&cv_glshaders,				25},
 	{IT_STRING | IT_CVAR,	NULL, "Palette Rendering",			&cv_glpaletterendering,		30},
-	{IT_STRING | IT_CVAR,   NULL, "Palette Rendering Flashpals",&cv_glflashpal,				35},
-	//{IT_STRING | IT_CVAR, 	NULL, "Min Shader Brightness", 		&cv_glsecbright,			40},
 
 	{IT_STRING | IT_CVAR,	NULL, "Texture Quality",			&cv_gltexturedepth,			45},
 	{IT_STRING | IT_CVAR,	NULL, "Texture Filter",				&cv_glfiltermode,			50},

src/m_misc.c

@@ -788,10 +788,10 @@ static void M_PNGText(png_structp png_ptr, png_infop png_info_ptr, PNG_CONST png
 	else
 		snprintf(locationtxt, 40, "Unknown");
 
-	memset(png_infotext,0x00,sizeof (png_infotext));
+	memset(png_infotext, 0x00, sizeof(png_infotext));
 
 	for (i = 0; i < SRB2PNGTXT; i++)
-		png_infotext[i].key  = keytxt[i];
+		png_infotext[i].key = keytxt[i];
 
 	png_infotext[0].text = titletxt;
 	if (movie)
@@ -804,9 +804,15 @@ static void M_PNGText(png_structp png_ptr, png_infop png_info_ptr, PNG_CONST png
 	png_infotext[5].text = locationtxt;
 	png_infotext[6].text = interfacetxt;
 	png_infotext[7].text = rendermodetxt;
-	png_infotext[8].text = strncpy(ctrevision, comprevision, sizeof(ctrevision)-1);
-	png_infotext[9].text = strncpy(ctdate, compdate, sizeof(ctdate)-1);
-	png_infotext[10].text = strncpy(cttime, comptime, sizeof(cttime)-1);
+	strncpy(ctrevision, comprevision, sizeof(ctrevision)-1);
+	ctrevision[sizeof(ctrevision)-1] = '\0';
+	png_infotext[8].text = ctrevision;
+	strncpy(ctdate, compdate, sizeof(ctdate)-1);
+	ctdate[sizeof(ctdate)-1] = '\0';
+	png_infotext[9].text = ctdate;
+	strncpy(cttime, comptime, sizeof(cttime)-1);
+	cttime[sizeof(cttime)-1] = '\0';
+	png_infotext[10].text = cttime;
 
 	png_set_text(png_ptr, png_info_ptr, png_infotext, SRB2PNGTXT);
 #undef SRB2PNGTXT
@@ -1564,6 +1570,7 @@ char *M_GetToken(const char *inputString)
 	{
 		startPos = endPos;
 	}
+
 	if (stringToUse == NULL)
 		return NULL;
 
@@ -1634,7 +1641,8 @@ char *M_GetToken(const char *inputString)
 	}
 
 	// If the end of the string is reached, no token is to be read
-	if (startPos == stringLength) {
+	if (startPos == stringLength)
+	{
 		endPos = stringLength;
 		return NULL;
 	}
@@ -1644,7 +1652,7 @@ char *M_GetToken(const char *inputString)
 			|| stringToUse[startPos] == '}')
 	{
 		endPos = startPos + 1;
-		texturesToken = (char *)Z_Malloc(2*sizeof(char),PU_STATIC,NULL);
+		texturesToken = (char *)Z_Malloc(2*sizeof(char), PU_STATIC, NULL);
 		texturesToken[0] = stringToUse[startPos];
 		texturesToken[1] = '\0';
 		return texturesToken;
@@ -1855,8 +1863,10 @@ int M_PathParts(const char *path)
 	int n;
 	const char *p;
 	const char *t;
+
 	if (path == NULL)
 		return 0;
+
 	for (n = 0, p = path ;; ++n)
 	{
 		t = p;
@@ -1869,6 +1879,7 @@ int M_PathParts(const char *path)
 			break;
 		}
 	}
+
 	return n;
 }
 
@@ -1911,7 +1922,9 @@ void M_MkdirEachUntil(const char *cpath, int start, int end, int mode)
 		if (!( p = strchr(p, PATHSEP[0]) ))
 			return;
 	}
+
 	p += strspn(p, PATHSEP);
+
 	for (;;)
 	{
 		if (end > 0 && !--end)

src/p_setup.c

@@ -414,7 +414,7 @@ void P_UpdateSegLightOffset(seg_t *li)
 		angle_t liAngle = R_PointToAngle2(0, 0, (li->v1->x - li->v2->x), (li->v1->y - li->v2->y)) - ANGLE_90;
 
 		light = FixedMul(FINECOSINE(liAngle >> ANGLETOFINESHIFT), FINECOSINE(maplighting.angle >> ANGLETOFINESHIFT))
-		+ FixedMul(FINESINE(liAngle >> ANGLETOFINESHIFT), FINESINE(maplighting.angle >> ANGLETOFINESHIFT));
+			  + FixedMul(FINESINE(liAngle >> ANGLETOFINESHIFT), FINESINE(maplighting.angle >> ANGLETOFINESHIFT));
 		light = (light + FRACUNIT) / 2;
 	}
 	else
@@ -1914,7 +1914,7 @@ static void P_LoadMapBSP(const virtres_t* virt)
 	if (numsubsectors <= 0)
 		I_Error("Level has no subsectors (did you forget to run it through a nodesbuilder?)");
 	if (numnodes <= 0)
-		I_Error("Level has no nodes");
+		I_Error("Level has no nodes (does your map have at least 2 sectors?)");
 	if (numsegs <= 0)
 		I_Error("Level has no segs");
 
@@ -2077,10 +2077,10 @@ static void P_LevelInitStuff(boolean reloadinggamestate)
 	stagefailed = false;
 
 	// earthquake camera
-	memset(&quake,0,sizeof(struct quake));
+	memset(&quake, 0, sizeof(struct quake));
 
 	// song credit init
-	memset(&cursongcredit,0,sizeof(struct cursongcredit));
+	memset(&cursongcredit, 0, sizeof(struct cursongcredit));
 	cursongcredit.trans = NUMTRANSMAPS;
 
 	for (i = 0; i < MAXPLAYERS; i++)
@@ -2174,14 +2174,14 @@ static INT32 P_MakeBufferMD5(const char *buffer, size_t len, void *resblock)
 	memset(resblock, 0x00, 16);
 	return 1;
 #else
-	tic_t t = I_GetTime();
+	precise_t t = I_GetPreciseTime();
 
 	CONS_Debug(DBG_SETUP, "Making MD5\n");
 
 	if (md5_buffer(buffer, len, resblock) == NULL)
 		return 1;
 
-	CONS_Debug(DBG_SETUP, "MD5 calc took %f seconds\n", (float)(I_GetTime() - t)/NEWTICRATE);
+	CONS_Debug(DBG_SETUP, "MD5 calc took %f seconds\n", (float)(I_GetPreciseTime() - t)/I_GetPrecisePrecision());
 
 	return 0;
 #endif
@@ -2203,10 +2203,10 @@ static void P_MakeMapMD5(virtres_t *virt, void *dest)
 	virtlump_t* virtmthings = vres_Find(virt, "THINGS");
 	virtlump_t* virtsides   = vres_Find(virt, "SIDEDEFS");
 
-	P_MakeBufferMD5((char*)virtlines->data,   virtlines->size, linemd5);
-	P_MakeBufferMD5((char*)virtsectors->data, virtsectors->size,  sectormd5);
-	P_MakeBufferMD5((char*)virtmthings->data, virtmthings->size,   thingmd5);
-	P_MakeBufferMD5((char*)virtsides->data,   virtsides->size, sidedefmd5);
+	P_MakeBufferMD5((char*)virtlines->data,   virtlines->size,   linemd5);
+	P_MakeBufferMD5((char*)virtsectors->data, virtsectors->size, sectormd5);
+	P_MakeBufferMD5((char*)virtmthings->data, virtmthings->size, thingmd5);
+	P_MakeBufferMD5((char*)virtsides->data,   virtsides->size,   sidedefmd5);
 
 	for (i = 0; i < 16; i++)
 		resmd5[i] = (linemd5[i] + sectormd5[i] + thingmd5[i] + sidedefmd5[i]) & 0xFF;

src/r_main.cpp

@@ -280,22 +280,22 @@ static void Fov_OnChange(void)
 
 static void FlipCam_OnChange(void)
 {
-	SendWeaponPref();
+	SendWeaponPref(0);
 }
 
 static void FlipCam2_OnChange(void)
 {
-	SendWeaponPref2();
+	SendWeaponPref(1);
 }
 
 static void FlipCam3_OnChange(void)
 {
-	SendWeaponPref3();
+	SendWeaponPref(2);
 }
 
 static void FlipCam4_OnChange(void)
 {
-	SendWeaponPref4();
+	SendWeaponPref(3);
 }
 
 static void Precipstuff_OnChange(void)

src/s_sound.c

@@ -116,9 +116,7 @@ consvar_t cv_skipintromusic = {"skipintromusic", "No", CV_SAVE, CV_YesNo, NULL,
 
 boolean keepmapmusic = false; // keep the current music on map restart
 boolean skipintromus = false; // skip the intro fanfare
-static boolean resumekeepmusic = false;
 static music_t keepmusic;
-static void S_SetKeepMusResume(void);
 
 #ifdef HAVE_OPENMPT
 openmpt_module *openmpt_mhandle = NULL;
@@ -1438,7 +1436,7 @@ void S_LoadMusicDefs(UINT16 wadnum)
 			stoken = strtok(stoken, " ");
 			if (stoken)
 			{
-				if (! ReadMusicDefFields(wadnum, line, stoken, &def))
+				if (!ReadMusicDefFields(wadnum, line, stoken, &def))
 					break;
 			}
 
@@ -1848,8 +1846,6 @@ void S_StopMusic(void)
 
 	mapmusic.resume = (cv_resume.value && fasticmp(music.name, mapmusic.name)) ? I_GetSongPosition() : 0;
 
-	S_SetKeepMusResume();
-
 	if (I_SongPaused())
 		I_ResumeSong();
 
@@ -1976,17 +1972,6 @@ void S_ResetKeepAndSpecialMus(void)
 	keepmapmusic = skipintromus = false;
 }
 
-// saves the current song position everytime a song stops
-// so we can resume it in some cases
-static void S_SetKeepMusResume(void)
-{
-	keepmusic.resume = 0;
-
-	if (fasticmp(music.name, mapmusic.name))
-	{
-		keepmusic.resume = I_GetSongPosition();
-	}
-}
 
 // determine if we should keep the music on a map restart
 // this gets called BEFORE the level gets loaded in G_DoLoadLevel
@@ -1995,7 +1980,7 @@ void S_KeepMusic(void)
 	static INT16 oldmap = -1;
 	static boolean oldencore = false;
 
-	keepmapmusic = resumekeepmusic = false;
+	keepmapmusic = false;
 
 	if (!cv_keepmusic.value)
 	{
@@ -2009,9 +1994,7 @@ void S_KeepMusic(void)
 
 	if (oldmap == gamemap && oldencore == encoremode)
 	{
-		const boolean musicchanged = S_CheckMusicException();
-		resumekeepmusic = (musicchanged && keepmusic.resume);
-		keepmapmusic = (!musicchanged || resumekeepmusic);
+		keepmapmusic = (S_CheckMusicException() == false);
 	}
 
 	oldencore = encoremode;
@@ -2072,12 +2055,6 @@ void S_InitMapMusic(void)
 
 	if (keepmapmusic)
 	{
-		// this is kinda silly, but we can use it to fade back into the map song at the saved point, should the current music be different from the map music
-		if (resumekeepmusic)
-		{
-			S_ChangeMusicEx(mapmusic.name, mapmusic.flags, true, keepmusic.resume, 0, 500);
-		}
-
 		return;
 	}
 

src/sdl/mixer_sound.c

@@ -216,8 +216,13 @@ void I_StartupSound(void)
 				SDLmixlinked->major, SDLmixlinked->minor, SDLmixlinked->patch);
 
 #ifdef HAVE_OPENMPT
-	I_OutputMsg("libopenmpt version: %s\n", openmpt_get_string("library_version"));
-	I_OutputMsg("libopenmpt build date: %s\n", openmpt_get_string("build"));
+	const char *openmptstr;
+	openmptstr = openmpt_get_string("library_version");
+	I_OutputMsg("libopenmpt version: %s\n", openmptstr);
+	openmpt_free_string(openmptstr);
+	openmptstr = openmpt_get_string("build");
+	I_OutputMsg("libopenmpt build date: %s\n", openmptstr);
+	openmpt_free_string(openmptstr);
 #endif
 
 	sound_started = true;

src/st_stuff.c

@@ -180,7 +180,7 @@ static void ST_doPaletteStuff(void)
 	INT32 palette = 0;
 
 #ifdef HWRENDER
-	if (rendermode == render_opengl && !HWR_PalRenderFlashpal())
+	if (rendermode == render_opengl && !HWR_ShouldUsePaletteRendering())
 		return;
 #endif
 

src/v_paldeltas.h

@@ -0,0 +1,525 @@
+#ifndef H_PALDELTA
+#define H_PALDELTA
+
+// those are the differences in palette indices between the main srb2 playpal and its white and nuke subpalettes
+// this is probably not the best way of doing any of this, but it works lol
+
+static const INT16 pPaletteDeltaFlash[256][3] = {
+    {   6,   6,   6},
+    {  12,  12,  12},
+    {  18,  18,  18},
+    {  24,  24,  24},
+    {  30,  30,  30},
+    {  36,  36,  36},
+    {  42,  42,  42},
+    {  48,  48,  48},
+    {  54,  54,  54},
+    {  60,  60,  60},
+    {  66,  66,  66},
+    {  72,  72,  72},
+    {  78,  78,  78},
+    {  84,  84,  84},
+    {  90,  90,  90},
+    {  95,  95,  95},
+    { 101, 101, 101},
+    { 107, 107, 107},
+    { 113, 113, 113},
+    { 119, 119, 119},
+    { 125, 125, 125},
+    { 131, 131, 131},
+    { 137, 137, 137},
+    { 143, 143, 143},
+    { 149, 149, 149},
+    { 155, 155, 155},
+    { 161, 161, 161},
+    { 167, 167, 167},
+    { 173, 173, 173},
+    { 179, 179, 179},
+    { 185, 185, 185},
+    { 191, 191, 191},
+    {  48,  66,  84},
+    {  54,  71,  89},
+    {  60,  77,  95},
+    {  66,  83, 100},
+    {  72,  88, 105},
+    {  79,  94, 111},
+    {  85,  99, 117},
+    {  91, 105, 123},
+    {  96, 111, 129},
+    { 102, 117, 135},
+    { 108, 123, 141},
+    { 114, 128, 146},
+    { 120, 134, 152},
+    { 127, 140, 158},
+    { 133, 145, 163},
+    { 140, 152, 170},
+    {  48,  98, 134},
+    {  57, 104, 137},
+    {  63, 107, 140},
+    {  69, 110, 143},
+    {  75, 116, 146},
+    {  84, 119, 149},
+    {  90, 125, 152},
+    {  95, 128, 155},
+    { 101, 131, 158},
+    { 110, 137, 161},
+    { 119, 140, 164},
+    { 128, 143, 167},
+    { 134, 149, 170},
+    { 143, 155, 173},
+    { 152, 158, 176},
+    { 158, 164, 179},
+    {   0,  15,  24},
+    {   0,  21,  33},
+    {   0,  27,  42},
+    {   0,  33,  51},
+    {   0,  36,  57},
+    {   0,  42,  66},
+    {   0,  48,  75},
+    {   0,  51,  81},
+    {   0,  57,  93},
+    {   6,  63,  98},
+    {  12,  69, 104},
+    {  18,  75, 110},
+    {  24,  81, 116},
+    {  30,  87, 122},
+    {  36,  93, 128},
+    {  39,  95, 131},
+    {   0,  12,  26},
+    {   0,  26,  52},
+    {   0,  39,  78},
+    {   0,  52, 102},
+    {   0,  65, 127},
+    {   0,  78, 150},
+    {   0,  91, 172},
+    {   0, 102, 191},
+    {   9, 108, 191},
+    {  19, 114, 191},
+    {  29, 120, 191},
+    {  39, 127, 191},
+    {  48, 133, 191},
+    {  58, 139, 191},
+    {  68, 145, 191},
+    {  78, 150, 191},
+    {   0,   0,  12},
+    {   0,   0,  36},
+    {   0,   0,  60},
+    {   0,   0,  84},
+    {   0,   0, 107},
+    {   0,   0, 131},
+    {   0,   0, 155},
+    {   0,   0, 179},
+    {   0,   0, 191},
+    {  36,  36, 191},
+    {  60,  60, 191},
+    {  84,  84, 191},
+    { 107, 107, 191},
+    { 131, 131, 191},
+    { 155, 155, 191},
+    { 179, 179, 191},
+    {   0,   0, 104},
+    {  15,  27, 125},
+    {  30,  51, 140},
+    {  45,  75, 155},
+    {  60,  98, 167},
+    {  75, 122, 176},
+    {  90, 140, 185},
+    { 104, 158, 191},
+    {   0,   0,   0},
+    {   0,  24,  24},
+    {   0,  48,  48},
+    {   0,  72,  72},
+    {   0,  95,  95},
+    {   0, 119, 119},
+    {   0, 143, 143},
+    {   0, 167, 167},
+    {   0, 191, 191},
+    {  12, 191, 191},
+    {  24, 191, 191},
+    {  36, 191, 191},
+    {  48, 191, 191},
+    {  60, 191, 191},
+    {  72, 191, 191},
+    {  84, 191, 191},
+    {  95, 191, 191},
+    { 107, 191, 191},
+    { 119, 191, 191},
+    { 131, 191, 191},
+    { 143, 191, 191},
+    { 155, 191, 191},
+    { 167, 191, 191},
+    { 179, 191, 191},
+    {   0,  54,  54},
+    {   9,  69,  69},
+    {  18,  84,  84},
+    {  27,  98,  98},
+    {  39, 110, 110},
+    {  48, 122, 122},
+    {  57, 131, 131},
+    {  66, 143, 143},
+    {  85, 156, 191},
+    {  91, 161, 191},
+    {  96, 166, 191},
+    { 102, 172, 191},
+    { 108, 177, 191},
+    { 114, 182, 191},
+    { 120, 187, 191},
+    { 127, 191, 191},
+    { 101,   0, 131},
+    { 106,  11, 134},
+    { 111,  23, 138},
+    { 117,  35, 142},
+    { 123,  47, 145},
+    { 129,  59, 149},
+    { 134,  71, 153},
+    { 140,  83, 157},
+    { 145,  95, 160},
+    { 151, 106, 164},
+    { 157, 118, 168},
+    { 162, 130, 172},
+    { 168, 142, 175},
+    { 173, 154, 179},
+    { 179, 166, 183},
+    { 185, 179, 187},
+    {  24,   0,  65},
+    {  42,  20,  80},
+    {  61,  41,  95},
+    {  79,  61, 110},
+    {  97,  82, 124},
+    { 115, 101, 139},
+    { 135, 123, 154},
+    { 153, 143, 169},
+    { 191,   0, 191},
+    { 191,  24, 191},
+    { 191,  48, 191},
+    { 191,  72, 191},
+    { 191,  95, 191},
+    { 191, 119, 191},
+    { 191, 143, 191},
+    { 191, 167, 191},
+    {   0, 107,   0},
+    {   0, 191,   0},
+    {  24, 191,  24},
+    {  48, 191,  48},
+    {  72, 191,  72},
+    {  95, 191,  95},
+    { 119, 191, 119},
+    { 143, 191, 143},
+    {  16,  16,   9},
+    {  44,  44,  22},
+    {  73,  73,  36},
+    { 101, 101,  51},
+    { 127, 127,  66},
+    { 142, 142,  93},
+    { 156, 156, 121},
+    { 170, 170, 151},
+    {  31,  10,   0},
+    {  48,  15,   0},
+    {  64,  21,   0},
+    {  79,  25,   0},
+    {  95,  30,   0},
+    { 111,  36,   0},
+    { 127,  41,   0},
+    { 143,  48,   0},
+    { 149,  73,  24},
+    { 155,  84,  48},
+    { 161, 101,  72},
+    { 167, 119,  95},
+    { 191,  48,  48},
+    { 191,  95,  95},
+    { 191, 119, 119},
+    { 191, 143, 143},
+    {  18,  18,   0},
+    {  42,  42,   0},
+    {  61,  61,   0},
+    {  86,  86,   0},
+    { 104, 104,   0},
+    { 129, 129,   0},
+    { 154, 154,   0},
+    { 172, 172,   0},
+    { 191, 191,   0},
+    { 191, 191,  18},
+    { 191, 191,  36},
+    { 191, 191,  55},
+    { 191, 191,  74},
+    { 191, 191,  92},
+    { 191, 191, 110},
+    { 191, 191, 129},
+    { 191, 191, 131},
+    { 191, 191, 143},
+    { 191, 191, 149},
+    { 191, 191, 161},
+    { 191, 191, 167},
+    { 191, 191, 179},
+    { 191, 191, 185},
+    { 191,   0,   0},
+    {  36,  95,  36},
+    {  54, 107,  54},
+    {  72, 119,  72},
+    {  90, 131,  90},
+    { 107, 143, 107},
+    { 125, 155, 125},
+    { 143, 167, 143},
+    { 161, 179, 161}
+};
+
+static const INT16 pPaletteDeltaNuke[256][3] = {
+    {   6,-133,-133},
+    {  12,-125,-125},
+    {  18,-117,-117},
+    {  24,-109,-109},
+    {  30,-101,-101},
+    {  36, -93, -93},
+    {  42, -85, -85},
+    {  48, -77, -77},
+    {  54, -69, -69},
+    {  60, -61, -61},
+    {  66, -53, -53},
+    {  72, -45, -45},
+    {  78, -37, -37},
+    {  84, -29, -29},
+    {  90, -21, -21},
+    {  95, -14, -14},
+    { 101,  -6,  -6},
+    { 107,   2,   2},
+    { 113,  10,  10},
+    { 119,  18,  18},
+    { 125,  26,  26},
+    { 131,  34,  34},
+    { 137,  42,  42},
+    { 143,  50,  50},
+    { 149,  58,  58},
+    { 155,  66,  66},
+    { 161,  74,  74},
+    { 167,  82,  82},
+    { 173,  90,  90},
+    { 179,  98,  98},
+    { 185, 106, 106},
+    { 191, 113, 113},
+    {  48, -53, -29},
+    {  54, -46, -22},
+    {  60, -38, -14},
+    {  66, -30,  -7},
+    {  72, -23,   0},
+    {  79, -15,   8},
+    {  85,  -8,  16},
+    {  91,  -1,  23},
+    {  96,   7,  31},
+    { 102,  15,  39},
+    { 108,  23,  47},
+    { 114,  30,  54},
+    { 120,  38,  62},
+    { 127,  46,  70},
+    { 133,  53,  77},
+    { 140,  62,  86},
+    {  48, -10,  38},
+    {  57,  -2,  42},
+    {  63,   2,  46},
+    {  69,   6,  50},
+    {  75,  14,  54},
+    {  84,  18,  58},
+    {  90,  26,  62},
+    {  95,  30,  66},
+    { 101,  34,  70},
+    { 110,  42,  74},
+    { 119,  46,  78},
+    { 128,  50,  82},
+    { 134,  58,  86},
+    { 143,  66,  90},
+    { 152,  70,  94},
+    { 158,  78,  98},
+    {   0,-121,-109},
+    {   0,-113, -97},
+    {   0,-105, -85},
+    {   0, -97, -73},
+    {   0, -93, -65},
+    {   0, -85, -53},
+    {   0, -77, -41},
+    {   0, -73, -33},
+    {   0, -65, -17},
+    {   6, -57, -10},
+    {  12, -49,  -2},
+    {  18, -41,   6},
+    {  24, -33,  14},
+    {  30, -25,  22},
+    {  36, -17,  30},
+    {  39, -14,  34},
+    {   0,-124,-106},
+    {   0,-106, -71},
+    {   0, -89, -37},
+    {   0, -71,  -4},
+    {   0, -54,  28},
+    {   0, -37,  59},
+    {   0, -20,  88},
+    {   0,  -4, 113},
+    {   9,   4, 113},
+    {  19,  12, 113},
+    {  29,  20, 113},
+    {  39,  28, 113},
+    {  48,  36, 113},
+    {  58,  44, 113},
+    {  68,  52, 113},
+    {  78,  59, 113},
+    {   0,-141,-125},
+    {   0,-141, -93},
+    {   0,-141, -61},
+    {   0,-141, -29},
+    {   0,-141,   2},
+    {   0,-141,  34},
+    {   0,-141,  66},
+    {   0,-141,  98},
+    {   0,-141, 113},
+    {  36, -93, 113},
+    {  60, -61, 113},
+    {  84, -29, 113},
+    { 107,   2, 113},
+    { 131,  34, 113},
+    { 155,  66, 113},
+    { 179,  98, 113},
+    {   0,-141,  -2},
+    {  15,-105,  26},
+    {  30, -73,  46},
+    {  45, -41,  66},
+    {  60, -10,  82},
+    {  75,  22,  94},
+    {  90,  46, 106},
+    { 104,  70, 113},
+    {   0,-141,-141},
+    {   0,-109,-109},
+    {   0, -77, -77},
+    {   0, -45, -45},
+    {   0, -14, -14},
+    {   0,  18,  18},
+    {   0,  50,  50},
+    {   0,  82,  82},
+    {   0, 113, 113},
+    {  12, 113, 113},
+    {  24, 113, 113},
+    {  36, 113, 113},
+    {  48, 113, 113},
+    {  60, 113, 113},
+    {  72, 113, 113},
+    {  84, 113, 113},
+    {  95, 113, 113},
+    { 107, 113, 113},
+    { 119, 113, 113},
+    { 131, 113, 113},
+    { 143, 113, 113},
+    { 155, 113, 113},
+    { 167, 113, 113},
+    { 179, 113, 113},
+    {   0, -69, -69},
+    {   9, -49, -49},
+    {  18, -29, -29},
+    {  27, -10, -10},
+    {  39,   6,   6},
+    {  48,  22,  22},
+    {  57,  34,  34},
+    {  66,  50,  50},
+    {  85,  67, 113},
+    {  91,  74, 113},
+    {  96,  81, 113},
+    { 102,  88, 113},
+    { 108,  95, 113},
+    { 114, 102, 113},
+    { 120, 108, 113},
+    { 127, 113, 113},
+    { 101,-141,  34},
+    { 106,-126,  38},
+    { 111,-110,  43},
+    { 117, -94,  48},
+    { 123, -78,  53},
+    { 129, -62,  58},
+    { 134, -46,  63},
+    { 140, -30,  68},
+    { 145, -14,  73},
+    { 151,   1,  78},
+    { 157,  17,  83},
+    { 162,  33,  88},
+    { 168,  49,  93},
+    { 173,  65,  98},
+    { 179,  81, 103},
+    { 185,  98, 109},
+    {  24,-141, -54},
+    {  42,-114, -34},
+    {  61, -86, -14},
+    {  79, -59,   6},
+    {  97, -32,  25},
+    { 115,  -6,  45},
+    { 135,  23,  65},
+    { 153,  50,  84},
+    { 191,-141, 113},
+    { 191,-109, 113},
+    { 191, -77, 113},
+    { 191, -45, 113},
+    { 191, -14, 113},
+    { 191,  18, 113},
+    { 191,  50, 113},
+    { 191,  82, 113},
+    {   0,   2,-141},
+    {   0, 113,-141},
+    {  24, 113,-109},
+    {  48, 113, -77},
+    {  72, 113, -45},
+    {  95, 113, -14},
+    { 119, 113,  18},
+    { 143, 113,  50},
+    {  16,-119,-129},
+    {  44, -82,-111},
+    {  73, -43, -92},
+    { 101,  -6, -73},
+    { 127,  29, -53},
+    { 142,  48, -17},
+    { 156,  67,  21},
+    { 170,  86,  61},
+    {  31,-127,-141},
+    {  48,-121,-141},
+    {  64,-113,-141},
+    {  79,-107,-141},
+    {  95,-100,-141},
+    { 111, -93,-141},
+    { 127, -86,-141},
+    { 143, -77,-141},
+    { 149, -43,-109},
+    { 155, -29, -77},
+    { 161,  -6, -45},
+    { 167,  18, -14},
+    { 191, -77, -77},
+    { 191, -14, -14},
+    { 191,  18,  18},
+    { 191,  50,  50},
+    {  18,-117,-141},
+    {  42, -84,-141},
+    {  61, -59,-141},
+    {  86, -26,-141},
+    { 104,  -2,-141},
+    { 129,  31,-141},
+    { 154,  64,-141},
+    { 172,  89,-141},
+    { 191, 113,-141},
+    { 191, 113,-117},
+    { 191, 113, -92},
+    { 191, 113, -67},
+    { 191, 113, -42},
+    { 191, 113, -18},
+    { 191, 113,   6},
+    { 191, 113,  31},
+    { 191, 113,  34},
+    { 191, 113,  50},
+    { 191, 113,  58},
+    { 191, 113,  74},
+    { 191, 113,  82},
+    { 191, 113,  98},
+    { 191, 113, 106},
+    { 191,-141,-141},
+    {  36, -14, -93},
+    {  54,   2, -69},
+    {  72,  18, -45},
+    {  90,  34, -21},
+    { 107,  50,   2},
+    { 125,  66,  26},
+    { 143,  82,  50},
+    { 161,  98,  74}
+};
+
+#endif

src/v_video.c

@@ -91,6 +91,7 @@ consvar_t cv_menucaps = {"menucaps", "On", CV_SAVE, CV_OnOff, NULL, 0, NULL, NUL
 // local copy of the palette for V_GetColor()
 RGBA_t *pLocalPalette = NULL;
 RGBA_t *pGammaCorrectedPalette = NULL;
+static RGBA_t *pFallbackFlashPal = NULL;
 
 static size_t currentPaletteSize;
 
@@ -409,6 +410,58 @@ UINT32 V_GammaCorrect(UINT32 input, double power)
 	return result.rgba;
 }
 
+#include "v_paldeltas.h"
+// remaps a palette with given "deltas"
+// this is used with premade deltas between the srb2 palette and its both flashpals
+// so we may approximate generate our own, should the current palette miss them
+static void ApplyPaletteDelta(const RGBA_t *pal_in, RGBA_t *pal_out, const INT16 pal_delta[][3])
+{
+	size_t i;
+
+	for (i = 0; i < 256; i++)
+	{
+		INT16 r = (INT16)pal_in[i].s.red   + pal_delta[i][0];
+		INT16 g = (INT16)pal_in[i].s.green + pal_delta[i][1];
+		INT16 b = (INT16)pal_in[i].s.blue  + pal_delta[i][2];
+		pal_out[i].s.red   = (UINT8)CLAMP(r, 0 , 255);
+		pal_out[i].s.green = (UINT8)CLAMP(g, 0 , 255);
+		pal_out[i].s.blue  = (UINT8)CLAMP(b, 0 , 255);
+		pal_out[i].s.alpha = 0xFF; // pal_in[i].s.alpha
+	}
+}
+
+static void GenerateFlashPalettes(void)
+{
+	size_t i, palsize;
+	RGBA_t *pFlashPalGammaCorrectedPalette = NULL;
+
+	// generate flashpalettes if the current palette does not provide any subpalettes
+	if (currentPaletteSize >= (14 * (256 * 3))) // 14 palettes are in playpal
+		return;
+
+	palsize = (2*256);
+
+	pFallbackFlashPal = Z_Malloc(sizeof(*pFallbackFlashPal)*palsize, PU_STATIC, NULL);
+	pFlashPalGammaCorrectedPalette = Z_Malloc(sizeof (*pFlashPalGammaCorrectedPalette)*palsize, PU_STATIC, NULL);
+
+	// apply our deltas to the palettes to get the white and red "flashes"
+	ApplyPaletteDelta(pLocalPalette, pFallbackFlashPal, pPaletteDeltaFlash);
+	ApplyPaletteDelta(pLocalPalette, pFallbackFlashPal+256, pPaletteDeltaNuke);
+
+	// apply colour and gamma correction if needed
+	if (Cubeapply)
+	{
+		for (i = 0; i < palsize; i++)
+		{
+			pFlashPalGammaCorrectedPalette[i].rgba = V_GammaDecode(pFallbackFlashPal[i].rgba);
+			V_CubeApply(&pFlashPalGammaCorrectedPalette[i]);
+			pFallbackFlashPal[i].rgba = V_GammaEncode(pFlashPalGammaCorrectedPalette[i].rgba);
+		}
+	}
+
+	Z_Free(pFlashPalGammaCorrectedPalette);
+}
+
 // keep a copy of the palette so that we can get the RGB value for a color index at any time.
 static void LoadPalette(const char *lumpname)
 {
@@ -428,6 +481,8 @@ static void LoadPalette(const char *lumpname)
 
 	Z_Free(pLocalPalette);
 	Z_Free(pGammaCorrectedPalette);
+	Z_Free(pFallbackFlashPal);
+	pFallbackFlashPal = NULL;
 
 	pLocalPalette = Z_Malloc(sizeof (*pLocalPalette)*palsize, PU_STATIC, NULL);
 	pGammaCorrectedPalette = Z_Malloc(sizeof (*pGammaCorrectedPalette)*palsize, PU_STATIC, NULL);
@@ -447,12 +502,19 @@ static void LoadPalette(const char *lumpname)
 		pLocalPalette[i].s.alpha = 0xFF;
 
 		pGammaCorrectedPalette[i].rgba = V_GammaDecode(pLocalPalette[i].rgba);
+	}
 
-		if (!Cubeapply)
-			continue;
+	GenerateFlashPalettes();
 
-		V_CubeApply(&pGammaCorrectedPalette[i]);
-		pLocalPalette[i].rgba = V_GammaEncode(pGammaCorrectedPalette[i].rgba);
+	// gotta apply any colour and gamma adjustments afterwards
+	// so we dont double apply it to the generated flashpals
+	if (Cubeapply)
+	{
+		for (i = 0; i < palsize; i++)
+		{
+			V_CubeApply(&pGammaCorrectedPalette[i]);
+			pLocalPalette[i].rgba = V_GammaEncode(pGammaCorrectedPalette[i].rgba);
+		}
 	}
 }
 
@@ -543,6 +605,7 @@ void V_ReloadPalette(void)
 // -------------+
 void V_SetPalette(INT32 palettenum)
 {
+	RGBA_t *pal = NULL;
 	if (!pLocalPalette)
 		V_ReloadPalette();
 
@@ -554,24 +617,47 @@ void V_SetPalette(INT32 palettenum)
 		if (palettenum == 0)
 		{
 			palettenum = cv_palettenum.value;
-
-			if (palettenum * 256U > currentPaletteSize - 256)
-			{
-				CONS_Alert(CONS_WARNING, "cv_palettenum %d out of range\n", palettenum);
-				palettenum = 0;
-			}
 		}
 	}
 
+	// in many cases custom palettes do not provide the needed subpalettes for flashpals to work
+	// before this would mean the renderer gets passed random data out of allocated memory bounds
+	// which was not very cool :chonkbuncle:
+	// gladly 2.1 only actually has 2 different subpalettes
+	// one for "white flash" and one red/pinkish one for nuke
+	// since we checked the palette earlier we should have generated those ourselves
+	if (((size_t)palettenum >= currentPaletteSize / (256 * 3)))
+	{
+		CONS_Debug(DBG_RENDER, "palettenum %d out of range\n", palettenum);
+
+		// if for some reason we did not generate flashpals
+		// just fall back to the main palette i guess?
+		if (pFallbackFlashPal != NULL)
+		{
+			if (palettenum == PAL_NUKE)
+				pal = &pFallbackFlashPal[256];
+			else
+				pal = pFallbackFlashPal;
+		}
+		else
+		{
+			pal = pLocalPalette;
+		}
+	}
+	else
+	{
+		pal = &pLocalPalette[palettenum*256];
+	}
+
 #ifdef HWRENDER
 	if (rendermode == render_opengl)
-		HWR_SetPalette(&pLocalPalette[palettenum*256]);
+		HWR_SetPalette(pal);
 #if defined (__unix__) || defined (UNIXCOMMON) || defined (HAVE_SDL)
 	else
 #endif
 #endif
 	if (rendermode != render_none)
-		I_SetPalette(&pLocalPalette[palettenum*256]);
+		I_SetPalette(pal);
 }
 
 void V_SetPaletteLump(const char *pal)
@@ -3309,167 +3395,6 @@ INT32 V_SubStringLengthToFit(const char *string, INT32 width, INT32 option)
 	return max(i-1, 0);
 }
 
-char V_GetSkincolorChar(INT32 color)
-{
-	char cstart = 0x80;
-
-	switch (color)
-	{
-		case SKINCOLOR_WHITE:
-		case SKINCOLOR_SILVER:
-		case SKINCOLOR_SLATE:
-			cstart = 0x80; // White
-			break;
-
-		case SKINCOLOR_GREY:
-		case SKINCOLOR_NICKEL:
-		case SKINCOLOR_BLACK:
-		case SKINCOLOR_SKUNK:
-		case SKINCOLOR_JET:
-			cstart = 0x86; // V_GRAYMAP
-			break;
-
-		case SKINCOLOR_SEPIA:
-		case SKINCOLOR_BEIGE:
-		case SKINCOLOR_WALNUT:
-		case SKINCOLOR_BROWN:
-		case SKINCOLOR_LEATHER:
-		case SKINCOLOR_RUST:
-		case SKINCOLOR_WRISTWATCH:
-			cstart = 0x8e; // V_BROWNMAP
-			break;
-
-		case SKINCOLOR_FAIRY:
-		case SKINCOLOR_SALMON:
-		case SKINCOLOR_PINK:
-		case SKINCOLOR_ROSE:
-		case SKINCOLOR_BRICK:
-		case SKINCOLOR_LEMONADE:
-		case SKINCOLOR_BUBBLEGUM:
-		case SKINCOLOR_LILAC:
-			cstart = 0x8d; // V_PINKMAP
-			break;
-
-		case SKINCOLOR_CINNAMON:
-		case SKINCOLOR_RUBY:
-		case SKINCOLOR_RASPBERRY:
-		case SKINCOLOR_CHERRY:
-		case SKINCOLOR_RED:
-		case SKINCOLOR_CRIMSON:
-		case SKINCOLOR_MAROON:
-		case SKINCOLOR_FLAME:
-		case SKINCOLOR_SCARLET:
-		case SKINCOLOR_KETCHUP:
-			cstart = 0x85; // V_REDMAP
-			break;
-
-		case SKINCOLOR_DAWN:
-		case SKINCOLOR_SUNSET:
-		case SKINCOLOR_CREAMSICLE:
-		case SKINCOLOR_ORANGE:
-		case SKINCOLOR_PUMPKIN:
-		case SKINCOLOR_ROSEWOOD:
-		case SKINCOLOR_BURGUNDY:
-		case SKINCOLOR_TANGERINE:
-			cstart = 0x87; // V_ORANGEMAP
-			break;
-
-		case SKINCOLOR_PEACH:
-		case SKINCOLOR_CARAMEL:
-		case SKINCOLOR_CREAM:
-			cstart = 0x8f; // V_PEACHMAP
-			break;
-
-		case SKINCOLOR_GOLD:
-		case SKINCOLOR_ROYAL:
-		case SKINCOLOR_BRONZE:
-		case SKINCOLOR_COPPER:
-		case SKINCOLOR_THUNDER:
-			cstart = 0x8a; // V_GOLDMAP
-			break;
-
-		case SKINCOLOR_POPCORN:
-		case SKINCOLOR_QUARRY:
-		case SKINCOLOR_YELLOW:
-		case SKINCOLOR_MUSTARD:
-		case SKINCOLOR_CROCODILE:
-		case SKINCOLOR_OLIVE:
-			cstart = 0x82; // V_YELLOWMAP
-			break;
-
-		case SKINCOLOR_ARTICHOKE:
-		case SKINCOLOR_VOMIT:
-		case SKINCOLOR_GARDEN:
-		case SKINCOLOR_TEA:
-		case SKINCOLOR_PISTACHIO:
-			cstart = 0x8b; // V_TEAMAP
-			break;
-
-		case SKINCOLOR_LIME:
-		case SKINCOLOR_HANDHELD:
-		case SKINCOLOR_MOSS:
-		case SKINCOLOR_CAMOUFLAGE:
-		case SKINCOLOR_ROBOHOOD:
-		case SKINCOLOR_MINT:
-		case SKINCOLOR_GREEN:
-		case SKINCOLOR_PINETREE:
-		case SKINCOLOR_EMERALD:
-		case SKINCOLOR_SWAMP:
-		case SKINCOLOR_DREAM:
-		case SKINCOLOR_PLAGUE:
-		case SKINCOLOR_ALGAE:
-			cstart = 0x83; // V_GREENMAP
-			break;
-
-		case SKINCOLOR_CARIBBEAN:
-		case SKINCOLOR_AZURE:
-		case SKINCOLOR_AQUA:
-		case SKINCOLOR_TEAL:
-		case SKINCOLOR_CYAN:
-		case SKINCOLOR_JAWZ:
-		case SKINCOLOR_CERULEAN:
-		case SKINCOLOR_NAVY:
-		case SKINCOLOR_SAPPHIRE:
-			cstart = 0x88; // V_SKYMAP
-			break;
-
-		case SKINCOLOR_PIGEON:
-		case SKINCOLOR_PLATINUM:
-		case SKINCOLOR_STEEL:
-			cstart = 0x8c; // V_STEELMAP
-			break;
-
-		case SKINCOLOR_PERIWINKLE:
-		case SKINCOLOR_BLUE:
-		case SKINCOLOR_BLUEBERRY:
-		case SKINCOLOR_NOVA:
-			cstart = 0x84; // V_BLUEMAP
-			break;
-
-		case SKINCOLOR_ULTRAVIOLET:
-		case SKINCOLOR_PURPLE:
-		case SKINCOLOR_FUCHSIA:
-			cstart = 0x81; // V_PURPLEMAP
-			break;
-
-		case SKINCOLOR_PASTEL:
-		case SKINCOLOR_MOONSLAM:
-		case SKINCOLOR_DUSK:
-		case SKINCOLOR_TOXIC:
-		case SKINCOLOR_MAUVE:
-		case SKINCOLOR_LAVENDER:
-		case SKINCOLOR_BYZANTIUM:
-		case SKINCOLOR_POMEGRANATE:
-			cstart = 0x89; // V_LAVENDERMAP
-			break;
-
-		default:
-			break;
-	}
-
-	return cstart;
-}
-
 INT32 V_SkinColorToHighlightcolor(skincolors_t color)
 {
 	switch (color)

src/v_video.h

@@ -287,8 +287,6 @@ INT32 V_ThinSubStringWidth(const char *string, INT32 length, INT32 option);
 // Find maximum length for substring taken from current string to fit into given width
 INT32 V_SubStringLengthToFit(const char *string, INT32 width, INT32 option);
 
-char V_GetSkincolorChar(INT32 color);
-
 INT32 V_SkinColorToHighlightcolor(skincolors_t color);
 
 // this is pretty dumb, but has to be done like this, otherwise the fps counter just disappears sometimes for no reason lol

src/w_wad.c

@@ -365,7 +365,7 @@ static inline INT32 W_MakeFileMD5(const char *filename, void *resblock)
 
 	if ((fhandle = fopen(filename, "rb")) != NULL)
 	{
-		tic_t t = I_GetTime();
+		precise_t t = I_GetPreciseTime();
 
 		CONS_Debug(DBG_SETUP, "Making MD5 for %s\n",filename);
 
@@ -376,7 +376,7 @@ static inline INT32 W_MakeFileMD5(const char *filename, void *resblock)
 		}
 
 		CONS_Debug(DBG_SETUP, "MD5 calc for %s took %f seconds\n",
-			filename, (float)(I_GetTime() - t)/NEWTICRATE);
+			filename, (float)(I_GetPreciseTime() - t)/I_GetPrecisePrecision());
 
 		fclose(fhandle);
 		return 0;
@@ -2589,6 +2589,18 @@ static int W_CheckFileContains(const char *filename, lumpchecklist_t *checklist)
 	return contains;
 }
 
+int W_CheckAutoLoadContainsMap(const char *filename)
+{
+	// for now this checks for map marker
+	static lumpchecklist_t autoloadblacklist[] =
+	{
+		{"MAP", 3},
+		{NULL,  0},
+	};
+
+	return W_CheckFileContains(filename, autoloadblacklist);
+}
+
 int W_CheckPostLoadList(const char *filename)
 {
 	static lumpchecklist_t postloadlist[] =
@@ -2601,7 +2613,6 @@ int W_CheckPostLoadList(const char *filename)
 		{"SOC_", 		4},
 		{"MAINCFG",		7},
 		{"OBJCTCFG", 	8},
-		{"MAP",			3},
 
 		{NULL, 0},
 	};
@@ -2662,11 +2673,12 @@ virtres_t* vres_GetMap(lumpnum_t lumpnum)
 		{
 			if (vsizecache[realentry] == 0)
 				continue;
+
 			vlumps[i].size = vsizecache[realentry];
 
 			const char *name = (fileinfo + realentry)->name;
 
-			if (strlen(name) == 5 && memcmp(name, "MAP", 3) == 0)
+			if (strnlen(name, 8) == 5 && memcmp(name, "MAP", 3) == 0)
 			{
 				numlumps--; // We skip map marker, so 1 of entries becomes empty
 				continue; // This will skip i++ so we will write to same entry

src/w_wad.h

@@ -241,6 +241,7 @@ void W_VerifyFileMD5(UINT16 wadfilenum, const char *matchmd5);
 
 int W_VerifyNMUSlumps(const char *filename, FILE *handle, boolean exit_on_error);
 
+int W_CheckAutoLoadContainsMap(const char *filename);
 int W_CheckPostLoadList(const char *filename);
 
 #ifdef __cplusplus

src/z_zone.cpp

@@ -523,11 +523,19 @@ void Z_CheckHeap(INT32 tag)
 #ifdef VALGRIND_MEMPOOL_EXISTS
 		if (!VALGRIND_MEMPOOL_EXISTS(block))
 		{
-			I_Error("Z_CheckHeap %d: block %u"
+			I_Error("Z_CheckHeap :"
+#ifdef ZDEBUG
+				" %s %d"
+#endif
+				" block %u"
 #ifdef ZDEBUG
 				" (owned by %s:%d)"
 #endif
-				" should not exist", i, blocknumon
+				" should not exist"
+#ifdef ZDEBUG
+				, file, line
+#endif
+				, blocknumon
 #ifdef ZDEBUG
 				, block->ownerfile, block->ownerline
 #endif