src/usr.bin/diff/pr.c, branch releng/12.2

src/usr.bin/diff/pr.c, branch releng/12.2 FreeBSD source tree https://cgit-dev.freebsd.org/src/atom?h=releng%2F12.2 2018-06-12T16:42:11Z Fix memory leak 2018-06-12T16:42:11Z Baptiste Daroussin bapt@FreeBSD.org 2018-06-12T16:42:11Z urn:sha1:43d7b1c097bdd90eaadcaf41d87d526ca02f72b0 CID: 1393352 Correctly test return value of pipe(2) 2018-06-12T16:40:22Z Baptiste Daroussin bapt@FreeBSD.org 2018-06-12T16:40:22Z urn:sha1:5a43dca273c2628bb4936deb168acb063da5cee9 CID: 1393351 Isolate the pr(1) related code in its own source files 2018-06-09T20:24:17Z Baptiste Daroussin bapt@FreeBSD.org 2018-06-09T20:24:17Z urn:sha1:6fa5bf0832efe8a894f612968c5afe1ad91f3a03 This keeps diffreg.c closer to what it is supposed to do: diffing regular files. It also allows my code to get a proper license