What does “use -D_SCL_SECURE_NO_WARNINGS” mean?

Question

I\'ve got an error trying to compile my curve compression program, error no C4996, function call with parameters may be unsafe. It\'s telling me to use the above. The error

Answer 1

-D means "define a macro", in this case _SCL_SECURE_NO_WARNINGS. Which mean somewhere in the code there's a

#if defined(_SCL_SECURE_NO_WARNINGS)

line. If you want to do this from inside VS, go to the project's properties page, and under one fo the tabs there should be a spot to add new defines. There should already be some listed (like DEBUG). Add _SCL_SECURE_NO_WARNINGS there.