Local variables, such as images, why this pointer is empty?
And I put the pointer to the global variables can be used?

CodePudding user response:

Direct post code

Finally a program, pointed to the L PTR, why in Makenode malloc?
Don't point to L, or receive the Makenode application space can be directly,

CodePudding user response:

I hope it can help you: https://blog.csdn.net/it_xiangqiang/category_10581430.html
I hope it can help you: https://blog.csdn.net/it_xiangqiang/category_10768339.html