Date: Thu, 1 Dec 2011 12:03:17 +0700 From: Max Khon <fjoe@FreeBSD.org> To: Alexander Best <arundel@freebsd.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r228157 - head/usr.bin/make Message-ID: <CADe0-4keJ=DAUGx_FEqpFinyZUC-VdBkquMLW0wDmFHiW9erbw@mail.gmail.com> In-Reply-To: <CADe0-4=izivfmpC_w%2BahNRNrqv%2B3rwRiEbX4wEr8FaBB0q-N5A@mail.gmail.com> References: <201111301807.pAUI7cXI008371@svn.freebsd.org> <20111201001646.GA49249@freebsd.org> <CADe0-4=izivfmpC_w%2BahNRNrqv%2B3rwRiEbX4wEr8FaBB0q-N5A@mail.gmail.com>
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--f46d0447f0d8471cbd04b300c5b1 Content-Type: text/plain; charset=ISO-8859-1 Alexander, On Thu, Dec 1, 2011 at 11:05 AM, Max Khon <fjoe@freebsd.org> wrote: it would also be nice, if at some point, somebody could dive into the code >> to >> see why 'make buildkernel' will let clang produce coloured output, but >> 'make -j(N>1) buildkernel' doesn't (and why adding a -B switch to that >> command >> fixes it). >> > > This one is simple: job make (-jX) runs commands with stdin/stdout/stderr > redirected to pipes. > -B turns on compat mode for job make. > > This can be demonstrated by running make with -jX or -jX -B with the > following Makefile: > --- cut here --- > all: > @if [ -t 1 ]; then echo "stdout is a tty"; else echo "stdout is > not a tty"; fi > --- cut here --- > > If you really want to see colored output in -jX case you should teach > clang to output ANSI color sequences not only in isatty(1) case, but also > when MAKE_JOBS_FIFO environment variable is present (it is set when make > runs in job mode). > This will not work for the cases when make(1) is itself redirected. Something like attached patch should work, but it blocks sometimes in "ttyout" state for some reason (needs more work). Max --f46d0447f0d8471cbd04b300c5b1 Content-Type: text/x-patch; charset=US-ASCII; name="openpty.diff" Content-Disposition: attachment; filename="openpty.diff" Content-Transfer-Encoding: base64 X-Attachment-Id: f_gvnanp4y0 SW5kZXg6IHVzci5iaW4vbWFrZS9NYWtlZmlsZQo9PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09Ci0tLSB1c3IuYmluL21ha2Uv TWFrZWZpbGUJKHJldmlzaW9uIDIyODE1NykKKysrIHVzci5iaW4vbWFrZS9NYWtlZmlsZQkod29y a2luZyBjb3B5KQpAQCAtNyw2ICs3LDggQEAKIFNSQ1M9CWFyY2guYyBidWYuYyBjb25kLmMgZGly LmMgZm9yLmMgaGFzaC5jIGhhc2hfdGFibGVzLmMgam9iLmMJXAogCWxzdC5jIG1haW4uYyBtYWtl LmMgcGFyc2UuYyBwcm9jLmMgc2hlbGwuYyBzdHIuYyBzdWZmLmMgdGFyZy5jCVwKIAl1dGlsLmMg dmFyLmMKK0RQQUREPQkke0xJQlVUSUx9CitMREFERD0JLWx1dGlsCiAKIE5PX1NIQVJFRD89CVlF UwogCkluZGV4OiB1c3IuYmluL21ha2Uvam9iLmMKPT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0gdXNyLmJpbi9tYWtl L2pvYi5jCShyZXZpc2lvbiAyMjgxNTcpCisrKyB1c3IuYmluL21ha2Uvam9iLmMJKHdvcmtpbmcg Y29weSkKQEAgLTExNSw2ICsxMTUsNyBAQAogI2luY2x1ZGUgPGZjbnRsLmg+CiAjaW5jbHVkZSA8 aW50dHlwZXMuaD4KICNpbmNsdWRlIDxsaW1pdHMuaD4KKyNpbmNsdWRlIDxsaWJ1dGlsLmg+CiAj aW5jbHVkZSA8cGF0aHMuaD4KICNpbmNsdWRlIDxzdHJpbmcuaD4KICNpbmNsdWRlIDxzaWduYWwu aD4KQEAgLTE3OTgsOCArMTc5OSwxMyBAQAogCQlpZiAodXNlUGlwZXMpIHsKIAkJCWludCBmZFsy XTsKIAotCQkJaWYgKHBpcGUoZmQpID09IC0xKQotCQkJCVB1bnQoIkNhbm5vdCBjcmVhdGUgcGlw ZTogJXMiLCBzdHJlcnJvcihlcnJubykpOworCQkJaWYgKGlzYXR0eSgxKSkgeworCQkJCWlmIChv cGVucHR5KGZkLCBmZCArIDEsIE5VTEwsIE5VTEwsIE5VTEwpID09IC0xKQorCQkJCQlQdW50KCJD YW5ub3Qgb3BlbiBwdHk6ICVzIiwgc3RyZXJyb3IoZXJybm8pKTsKKwkJCX0gZWxzZSB7CisJCQkJ aWYgKHBpcGUoZmQpID09IC0xKQorCQkJCQlQdW50KCJDYW5ub3QgY3JlYXRlIHBpcGU6ICVzIiwg c3RyZXJyb3IoZXJybm8pKTsKKwkJCX0KIAkJCWpvYi0+aW5QaXBlID0gZmRbMF07CiAJCQlqb2It Pm91dFBpcGUgPSBmZFsxXTsKIAkJCWZjbnRsKGpvYi0+aW5QaXBlLCBGX1NFVEZELCAxKTsK --f46d0447f0d8471cbd04b300c5b1--
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