functions returning char pointer

后端 未结 12 1300
醉梦人生
醉梦人生 2020-12-03 19:12

I came across lot of functions returning char pointers in one legacy application. Some of them returning pointers to local character arrays. It seems to be causing crashes a

12条回答
  •  死守一世寂寞
    2020-12-03 19:47

    No that's is not safe. Just calling strcpy can modify the stack enough to cause problems later because the return address and parameters might over-write the array.

提交回复
热议问题