Not at all. stdio.h, for example, is used by tons of .c files. Also, you may have one header file for a 'library' and that library be made up of a bunch of .c files that implement all the ...

A C++ Example. For things like C++ classes — or anything, ... One does not really need header files with C. Seems to me that you miss the point about code maintainabilty and program modularity.

};</pre>If you intend to use forward declarations for a class (especially a template) in a lot of places, it might be wise to put it in a separate header file and include that. So for example, you ...