Most elegant way to share a C array

Question

I have to turn back to (embedded) C after some lengthy time with C++, and have the following problem:

I have a source module which is included a lot of times, let\'s

Answer 1

Having one declaration (extern...) in each translation unit and exactly one definition is the most elegant way to do this.

So leave the extern char important_array in the header and char important_array in one of the .c files.