alt Hacker NewsI understand that part, but I don't see why do this instead of basic Makefile or CMake setup. It seems like more work than a regular linker at that point. For what purpose?
I understand that part, but I don't see why do this instead of basic Makefile or CMake setup. It seems like more work than a regular linker at that point. For what purpose?
Because not everyone is using Makefiles or CMake.
A true header-only library should be build-system agnostic and this is one way to do that.
We can argue about build systems for C++ all day long and never come to an agreement. With this approach this piece of code can be used anywhere.