Date: Fri, 11 Apr 2014 14:02:06 -0600 From: Warner Losh <imp@bsdimp.com> To: Julian Elischer <julian@freebsd.org> Cc: freebsd-arch <freebsd-arch@freebsd.org> Subject: Re: Separating out building bootstrap and system compilers Message-ID: <C34C8AF4-3DE6-4627-BA7E-E2176B5FBCFA@bsdimp.com> In-Reply-To: <5348366A.1030001@freebsd.org> References: <09D78C17-A4F6-4A79-96D4-413B937265F4@bsdimp.com> <5348366A.1030001@freebsd.org>
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On Apr 11, 2014, at 12:37 PM, Julian Elischer <julian@freebsd.org> wrote: > On 4/9/14, 11:25 AM, Warner Losh wrote: >> I’d love to be able to say >> >> make buildworld WITHOUT_GCC=t WITHOUT_CLANG=t >> >> and get a working system out of it, without compilers. Too bad I can’t right now. >> >> Luckily, I worked up these patches. Here’s my proposed commit message. Please comment on the patch >> (which can be found at http://people.freebsd.org/~imp/patch-queue/bootstrap) >> >> Separate out enabling building clang and/or gcc for the system and >> building clang and/or gcc as the bootstrap compiler. Normally, the >> default compiler is used. WITH_CLANG_BOOTSTRAP and/or >> WITH_GCC_BOOTSTRAP will enable building these compilers as part >> bootstrap phase. WITH/WITHOUT_CLANG_IS_CC controls which compiler is >> used by default for the bootstrap phase, as well as which compiler is >> installed as cc. buildworld now successfully completes building the >> cross compiler with WITHOUT_CLANG=t and WITHOUT_GCC=t and produces a >> built system with neither of these included. >> >> MK_CROSS_COMPILER will now force MK_CLANG_BOOTSTRAP=no and >> MK_GCC_BOOTSTRAP=no. >> >> BOOTSTRAP_COMPILER was considered, but rejected, since pc98 needs both >> clang and gcc to bootstrap still. It should be revisisted in the >> future if this requirement goes away. Values should be gcc, clang or >> none. >> >> Chances are good that MK_BINUTILS is a good candidate for similar >> treatment. We likely need to fold Xxx causing things to magically not >> happen into this scheme as well, but that may be a larger, more disruptive >> change. >> >> Comments? > > for added credit add a top level arg that builds and installs all the bootstrap stuff (includes, libs, compilers, other tools) in a given destination.. > I happen to need this. (ok, not need but it would be nice) at $JOB. Do it by hand at the moment. How does make xdev not fit your needs? Warner >> >> Warner >> >> _______________________________________________ >> freebsd-arch@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-arch >> To unsubscribe, send any mail to "freebsd-arch-unsubscribe@freebsd.org"
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