On Wed, Sep 11, 2019 at 9:49 PM Kyle Edwards <kyle.edwa...@kitware.com> wrote:
> You can list them or not list them. CMake will recognize them as header > files and ignore them (not attempt to compile them.) It's a matter of > personal preference. CMake's own CMake script lists them, but there are > plenty of projects that don't and work just fine. And it far as IDE generators (Xcode, CodeBlocks etc) go - don't they care about headers? > > Another question - how does cmake know to create the > > dependency between the target and the header file, even when it is > > not listed explicitly? > > It uses GCC's -MD and -MF options (and the equivalents for other > compilers), which spits out the header dependency information. That is awesome. Thanks!
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