diff options
Diffstat (limited to 'epan/wslua/lua_bitop.c')
| -rw-r--r-- | epan/wslua/lua_bitop.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/epan/wslua/lua_bitop.c b/epan/wslua/lua_bitop.c index 2f3c3ee..52be189 100644 --- a/epan/wslua/lua_bitop.c +++ b/epan/wslua/lua_bitop.c @@ -24,7 +24,7 @@ typedef uint32_t UBits; typedef union { lua_Number n; -#ifdef LUA_NUMBER_DOUBLE +#if defined(LUA_NUMBER_DOUBLE) || defined(LUA_FLOAT_DOUBLE) uint64_t b; #else UBits b; @@ -41,24 +41,25 @@ static UBits barg(lua_State *L, int idx) #else bn.n = luaL_checknumber(L, idx); #endif -#if defined(LUA_NUMBER_DOUBLE) +#if defined(LUA_NUMBER_DOUBLE) || defined(LUA_FLOAT_DOUBLE) bn.n += 6755399441055744.0; /* 2^52+2^51 */ #ifdef SWAPPED_DOUBLE b = (UBits)(bn.b >> 32); #else b = (UBits)bn.b; #endif -#elif defined(LUA_NUMBER_INT) || defined(LUA_NUMBER_LONG) || \ - defined(LUA_NUMBER_LONGLONG) || defined(LUA_NUMBER_LONG_LONG) || \ - defined(LUA_NUMBER_LLONG) +#elif defined(LUA_NUMBER_INT) || defined(LUA_INT_INT) || \ + defined(LUA_NUMBER_LONG) || defined(LUA_INT_LONG) || \ + defined(LUA_NUMBER_LONGLONG) || defined(LUA_INT_LONGLONG) || \ + defined(LUA_NUMBER_LONG_LONG) || defined(LUA_NUMBER_LLONG) if (sizeof(UBits) == sizeof(lua_Number)) b = bn.b; else b = (UBits)(SBits)bn.n; -#elif defined(LUA_NUMBER_FLOAT) +#elif defined(LUA_NUMBER_FLOAT) || defined(LUA_FLOAT_FLOAT) #error "A 'float' lua_Number type is incompatible with this library" #else -#error "Unknown number type, check LUA_NUMBER_* in luaconf.h" +#error "Unknown number type, check LUA_NUMBER_*, LUA_FLOAT_*, LUA_INT_* in luaconf.h" #endif #if LUA_VERSION_NUM < 502 if (b == 0 && !lua_isnumber(L, idx)) { @@ -69,7 +70,11 @@ static UBits barg(lua_State *L, int idx) } /* Return bit type. */ +#if LUA_VERSION_NUM < 503 #define BRET(b) lua_pushnumber(L, (lua_Number)(SBits)(b)); return 1; +#else +#define BRET(b) lua_pushinteger(L, (lua_Integer)(SBits)(b)); return 1; +#endif static int bit_tobit(lua_State *L) { BRET(barg(L, 1)) } static int bit_bnot(lua_State *L) { BRET(~barg(L, 1)) } @@ -141,11 +146,15 @@ static const struct luaL_Reg bit_funcs[] = { LUALIB_API int luaopen_bit(lua_State *L) { UBits b; +#if LUA_VERSION_NUM < 503 lua_pushnumber(L, (lua_Number)1437217655L); +#else + lua_pushinteger(L, (lua_Integer)1437217655L); +#endif b = barg(L, -1); if (b != (UBits)1437217655L || BAD_SAR) { /* Perform a simple self-test. */ const char *msg = "compiled with incompatible luaconf.h"; -#ifdef LUA_NUMBER_DOUBLE +#if defined(LUA_NUMBER_DOUBLE) || defined(LUA_FLOAT_DOUBLE) #ifdef _WIN32 if (b == (UBits)1610612736L) msg = "use D3DCREATE_FPU_PRESERVE with DirectX"; |