if (l >= MAX_SIZET - tl) luaG_runerror(L, "string length overflow"); tl += l; } // 申请对应长度的内存 buffer = luaZ_openspace(L, &G(L)->buff, tl); // 通过memcpy拼接字符串 for (i=n; i>0; i--) { /* concat all strings */ size_t l = tsvalue(top-i)->len; me...
(void)tostring(L, top - 2); /* result is first op (as string) */ else { /* at least two string values; get as many as possible */ size_t tl = tsvalue(top-1)->len; char *buffer; int i; /* collect total length */ for (n = 1; n < total && tostring(L, top-n-1)...
if (l >= MAX_SIZET - tl) luaG_runerror(L, "string length overflow"); tl += l; } buffer = luaZ_openspace(L, &G(L)->buff, tl); tl = 0; for (i=n; i>0; i--) { /* concat all strings */ size_t l = tsvalue(top-i)->len; memcpy(buffer+tl, svalue(top-i), l...
size_t next= searchpath.find_first_of(';',0);//遍历 package.path 中的所有路径,查找文件是否存在,若文件存在则通过 getDataFromFile 读取文件数据do{if(next == std::string::npos) next=searchpath.length(); std::stringprefix = searchpath.substr(begin, next-begin);if(prefix[0] =='.'&& p...
加载文件的时候把它当一个lua模块 luaL_dofile和luaLROPgadget是一款可以在二进制文件中搜索Gadget的强大...
问在lua中将字符串转换为十六进制？EN版权声明：本文内容由互联网用户自发贡献，该文观点仅代表作者本人...
+ if (l >= MAX_SIZET - tl) luaG_runerror(L, "string length overflow"); + tl += l; } - if (tl > MAX_SIZET) luaG_runerror(L, "string size overflow"); buffer = luaZ_openspace(L, &G(L)->buff, tl); tl = 0; for (i=n; i>0; i--) { /* concat all s...
luaG_runerror(L, "string length overflow"); tl += l; } if (tl <= LUAI_MAXSHORTLEN) { /* is result a short string? */ char buff[LUAI_MAXSHORTLEN]; copy2buff(top, n, buff); /* copy strings to buffer */ ts = luaS_newlstr(L, buff, tl); ...
The length of a string is its number of bytes. (That is the usual meaning of string length when each character is one byte.) The length operator applied on a table returns a border in that table. A border in a table t is any natural number that satisfies the following condition: (bor...
> #define api_incr_top(L) {L->top++; api_check(L, L->top <= L->ci->top, \ "stack overflow");} 这里附带说明下lua_tostring是将栈上的变量本身转换成一个Lua String, 而luaL_tolstring是在栈上压一个新的Lua String. 这样不会修改参数本身, luaD_inctop接口会进行扩栈处理. 解决思路 ...