Provide output message during build (0.7/1.x)

I’m trying to provide a warning/information message during the build of a package (via build.jl). The problem is that the output goes to build.log rather than the REPL, unless there is an error. How can I force output to the REPL?

In Julia v1.1 you can build with the verbose option (


Using verbose would be fine if I want to see messages during the build of various packages, but I want to provide a message to users who may not have used verbose. Is that possible?