<div dir="ltr">You probably want the BUILD_ALWAYS option. Have a look at the overhauled docs for ExternalProject (only available on master at the moment) for a more informative description of the option and the module in general:<div><br></div><div><a href="https://cmake.org/cmake/help/git-master/module/ExternalProject.html">https://cmake.org/cmake/help/git-master/module/ExternalProject.html</a><br></div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Sep 21, 2017 at 9:09 PM, J Decker <span dir="ltr"><<a href="mailto:d3ck0r@gmail.com" target="_blank">d3ck0r@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">how do I make sure that externalprojects get built if I change a source in one?<div><br></div><div><br></div></div>
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