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22 lines
745 B

--- ./src/loslib.c 2017-11-18 15:51:35.425137997 +0000
+++ ../loslib.c 2017-11-18 16:20:36.202578294 +0000
@@ -118,8 +118,8 @@
#define LUA_TMPNAMTEMPLATE "/data/data/com.termux/files/usr/tmp/lua_XXXXXX"
#endif
-#define lua_tmpnam(b,e) { \
- strcpy(b, LUA_TMPNAMTEMPLATE); \
+#define lua_tmpnam(b,e,s) { \
+ strncpy(b, LUA_TMPNAMTEMPLATE, s); \
e = mkstemp(b); \
if (e != -1) close(e); \
e = (e == -1); }
@@ -166,7 +166,7 @@
static int os_tmpname (lua_State *L) {
char buff[LUA_TMPNAMBUFSIZE];
int err;
- lua_tmpnam(buff, err);
+ lua_tmpnam(buff, err, LUA_TMPNAMBUFSIZE - 1);
if (err)
return luaL_error(L, "unable to generate a unique filename");
lua_pushstring(L, buff);