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author | bloodstalker <thabogre@gmail.com> | 2017-05-12 12:10:08 +0000 |
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committer | bloodstalker <thabogre@gmail.com> | 2017-05-12 12:10:08 +0000 |
commit | 3f764e681f8d868fe725e9a573b3a1815194a559 (patch) | |
tree | 435af067340d7f027e598a79e1ec98b0c57b3e74 /bruiser/lua-5.3.4/src/lfunc.h | |
parent | its a submodule (diff) | |
download | mutator-3f764e681f8d868fe725e9a573b3a1815194a559.tar.gz mutator-3f764e681f8d868fe725e9a573b3a1815194a559.zip |
yup. lua. better than whatever shaky messy DSL i was gonna come up with for bruiseer.
Diffstat (limited to 'bruiser/lua-5.3.4/src/lfunc.h')
-rw-r--r-- | bruiser/lua-5.3.4/src/lfunc.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/bruiser/lua-5.3.4/src/lfunc.h b/bruiser/lua-5.3.4/src/lfunc.h new file mode 100644 index 0000000..2eeb0d5 --- /dev/null +++ b/bruiser/lua-5.3.4/src/lfunc.h @@ -0,0 +1,61 @@ +/* +** $Id: lfunc.h,v 2.15 2015/01/13 15:49:11 roberto Exp $ +** Auxiliary functions to manipulate prototypes and closures +** See Copyright Notice in lua.h +*/ + +#ifndef lfunc_h +#define lfunc_h + + +#include "lobject.h" + + +#define sizeCclosure(n) (cast(int, sizeof(CClosure)) + \ + cast(int, sizeof(TValue)*((n)-1))) + +#define sizeLclosure(n) (cast(int, sizeof(LClosure)) + \ + cast(int, sizeof(TValue *)*((n)-1))) + + +/* test whether thread is in 'twups' list */ +#define isintwups(L) (L->twups != L) + + +/* +** maximum number of upvalues in a closure (both C and Lua). (Value +** must fit in a VM register.) +*/ +#define MAXUPVAL 255 + + +/* +** Upvalues for Lua closures +*/ +struct UpVal { + TValue *v; /* points to stack or to its own value */ + lu_mem refcount; /* reference counter */ + union { + struct { /* (when open) */ + UpVal *next; /* linked list */ + int touched; /* mark to avoid cycles with dead threads */ + } open; + TValue value; /* the value (when closed) */ + } u; +}; + +#define upisopen(up) ((up)->v != &(up)->u.value) + + +LUAI_FUNC Proto *luaF_newproto (lua_State *L); +LUAI_FUNC CClosure *luaF_newCclosure (lua_State *L, int nelems); +LUAI_FUNC LClosure *luaF_newLclosure (lua_State *L, int nelems); +LUAI_FUNC void luaF_initupvals (lua_State *L, LClosure *cl); +LUAI_FUNC UpVal *luaF_findupval (lua_State *L, StkId level); +LUAI_FUNC void luaF_close (lua_State *L, StkId level); +LUAI_FUNC void luaF_freeproto (lua_State *L, Proto *f); +LUAI_FUNC const char *luaF_getlocalname (const Proto *func, int local_number, + int pc); + + +#endif |