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new type 'lua_Ctx' for continuation-function contexts (to allow type

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to be configurable)
This commit is contained in:
Roberto Ierusalimschy
2014-07-17 10:53:37 -03:00
parent 8bb272a3e3
commit 1aa4f69b51
7 changed files with 63 additions and 42 deletions
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60
lua.h
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@@ -1,5 +1,5 @@
/*
** $Id: lua.h,v 1.307 2014/06/10 17:41:38 roberto Exp roberto $
** $Id: lua.h,v 1.308 2014/06/26 17:25:11 roberto Exp roberto $
** Lua - A Scripting Language
** Lua.org, PUC-Rio, Brazil (http://www.lua.org)
** See Copyright Notice at the end of this file
@@ -53,30 +53,6 @@
typedef struct lua_State lua_State;
/*
** Type for C functions registered with Lua
*/
typedef int (*lua_CFunction) (lua_State *L);
/*
** Type for continuation functions
*/
typedef int (*lua_KFunction) (lua_State *L, int status, int ctx);
/*
** functions that read/write blocks when loading/dumping Lua chunks
*/
typedef const char * (*lua_Reader) (lua_State *L, void *ud, size_t *sz);
typedef int (*lua_Writer) (lua_State *L, const void *p, size_t sz, void *ud);
/*
** prototype for memory-allocation functions
*/
typedef void * (*lua_Alloc) (void *ud, void *ptr, size_t osize, size_t nsize);
/*
** basic types
@@ -117,6 +93,34 @@ typedef LUA_INTEGER lua_Integer;
/* unsigned integer type */
typedef LUA_UNSIGNED lua_Unsigned;
/* type for continuation-function contexts */
typedef LUA_CTXT lua_Ctx;
/*
** Type for C functions registered with Lua
*/
typedef int (*lua_CFunction) (lua_State *L);
/*
** Type for continuation functions
*/
typedef int (*lua_KFunction) (lua_State *L, int status, lua_Ctx ctx);
/*
** Type for functions that read/write blocks when loading/dumping Lua chunks
*/
typedef const char * (*lua_Reader) (lua_State *L, void *ud, size_t *sz);
typedef int (*lua_Writer) (lua_State *L, const void *p, size_t sz, void *ud);
/*
** Type for memory-allocation functions
*/
typedef void * (*lua_Alloc) (void *ud, void *ptr, size_t osize, size_t nsize);
/*
@@ -262,12 +266,12 @@ LUA_API void (lua_setuservalue) (lua_State *L, int idx);
/*
** 'load' and 'call' functions (load and run Lua code)
*/
LUA_API void (lua_callk) (lua_State *L, int nargs, int nresults, int ctx,
LUA_API void (lua_callk) (lua_State *L, int nargs, int nresults, lua_Ctx ctx,
lua_KFunction k);
#define lua_call(L,n,r) lua_callk(L, (n), (r), 0, NULL)
LUA_API int (lua_pcallk) (lua_State *L, int nargs, int nresults, int errfunc,
int ctx, lua_KFunction k);
lua_Ctx ctx, lua_KFunction k);
#define lua_pcall(L,n,r,f) lua_pcallk(L, (n), (r), (f), 0, NULL)
LUA_API int (lua_load) (lua_State *L, lua_Reader reader, void *dt,
@@ -280,7 +284,7 @@ LUA_API int (lua_dump) (lua_State *L, lua_Writer writer, void *data, int strip);
/*
** coroutine functions
*/
LUA_API int (lua_yieldk) (lua_State *L, int nresults, int ctx,
LUA_API int (lua_yieldk) (lua_State *L, int nresults, lua_Ctx ctx,
lua_KFunction k);
#define lua_yield(L,n) lua_yieldk(L, (n), 0, NULL)
LUA_API int (lua_resume) (lua_State *L, lua_State *from, int narg);