141 #define luaL_addchar(B,c) \  argument
142   ((void)((B)->n < (B)->size || luaL_prepbuffsize((B), 1)), \
143    ((B)->b[(B)->n++] = (c)))
145 #define luaL_addsize(B,s)	((B)->n += (s))  argument
147 LUALIB_API void (luaL_buffinit) (lua_State *L, luaL_Buffer *B);
148 LUALIB_API char *(luaL_prepbuffsize) (luaL_Buffer *B, size_t sz);
149 LUALIB_API void (luaL_addlstring) (luaL_Buffer *B, const char *s, size_t l);
150 LUALIB_API void (luaL_addstring) (luaL_Buffer *B, const char *s);
151 LUALIB_API void (luaL_addvalue) (luaL_Buffer *B);
152 LUALIB_API void (luaL_pushresult) (luaL_Buffer *B);
153 LUALIB_API void (luaL_pushresultsize) (luaL_Buffer *B, size_t sz);
154 LUALIB_API char *(luaL_buffinitsize) (lua_State *L, luaL_Buffer *B, size_t sz);
156 #define luaL_prepbuffer(B)	luaL_prepbuffsize(B, LUAL_BUFFERSIZE)  argument