{"id":163,"date":"2012-09-21T22:22:57","date_gmt":"2012-09-22T05:22:57","guid":{"rendered":"http:\/\/blogs.gentoo.org\/zmedico\/?p=163"},"modified":"2012-09-27T10:43:16","modified_gmt":"2012-09-27T17:43:16","slug":"preserve-libs-available-in-portage-2-1","status":"publish","type":"post","link":"https:\/\/blogs.gentoo.org\/zmedico\/2012\/09\/21\/preserve-libs-available-in-portage-2-1\/","title":{"rendered":"preserve-libs now available in Portage 2.1 branch"},"content":{"rendered":"<p><a href=\"http:\/\/blogs.gentoo.org\/zmedico\/2012\/09\/20\/official-eapi-5-support\/\">EAPI 5<\/a> includes support for <a href=\"http:\/\/blogs.gentoo.org\/zmedico\/2012\/06\/23\/automatic-rebuilds-with-experimental-eapi-4-slot-abi\/\">automatic rebuilds<\/a> via the <a href=\"http:\/\/dev.gentoo.org\/~zmedico\/portage\/doc\/portage.html#package-ebuild-eapi-5-metadata-dependency-atom-slot-operators\">slot-operator<\/a> and <a href=\"http:\/\/dev.gentoo.org\/~zmedico\/portage\/doc\/portage.html#package-ebuild-eapi-5-metadata-slot-sub-slot\">sub-slots<\/a>, which has potential to make @preserved-rebuild unnecessary (see <a href=\"http:\/\/blog.flameeyes.eu\/2008\/06\/a-few-risks-i-see-related-to-the-new-portage-2-2-preserve-libs-behaviour\">Diego&#8217;s blog post regarding symbol collisions<\/a> and <a href=\"https:\/\/bugs.gentoo.org\/show_bug.cgi?id=364425\">bug #364425<\/a> for some examples of @preserved-rebuild shortcomings). Since this support for automatic rebuilds has potential to greatly improve the user-friendliness of preserve-libs, I have decided to make preserve-libs available in the 2.1 branch of portage (beginning with <a href=\"http:\/\/packages.gentoo.org\/package\/sys-apps\/portage\">portage-2.1.11.20<\/a>). It&#8217;s not enabled by default, so you&#8217;ll have to set FEATURES=&#8221;preserve-libs&#8221; in <a href=\"http:\/\/dev.gentoo.org\/~zmedico\/portage\/doc\/man\/make.conf.5.html\">make.conf<\/a> if you want to enable it. After EAPI 5 and automatic rebuilds have gained widespread adoption, I might consider enabling preserve-libs by default.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>EAPI 5 includes support for automatic rebuilds via the slot-operator and sub-slots, which has potential to make @preserved-rebuild unnecessary (see Diego&#8217;s blog post regarding symbol collisions and bug #364425 for some examples of @preserved-rebuild shortcomings). Since this support for automatic rebuilds has potential to greatly improve the user-friendliness of preserve-libs, I have decided to make &hellip; <a href=\"https:\/\/blogs.gentoo.org\/zmedico\/2012\/09\/21\/preserve-libs-available-in-portage-2-1\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">preserve-libs now available in Portage 2.1 branch<\/span><\/a><\/p>\n","protected":false},"author":65,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[6,4,9,8],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/blogs.gentoo.org\/zmedico\/wp-json\/wp\/v2\/posts\/163"}],"collection":[{"href":"https:\/\/blogs.gentoo.org\/zmedico\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.gentoo.org\/zmedico\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.gentoo.org\/zmedico\/wp-json\/wp\/v2\/users\/65"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.gentoo.org\/zmedico\/wp-json\/wp\/v2\/comments?post=163"}],"version-history":[{"count":27,"href":"https:\/\/blogs.gentoo.org\/zmedico\/wp-json\/wp\/v2\/posts\/163\/revisions"}],"predecessor-version":[{"id":206,"href":"https:\/\/blogs.gentoo.org\/zmedico\/wp-json\/wp\/v2\/posts\/163\/revisions\/206"}],"wp:attachment":[{"href":"https:\/\/blogs.gentoo.org\/zmedico\/wp-json\/wp\/v2\/media?parent=163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.gentoo.org\/zmedico\/wp-json\/wp\/v2\/categories?post=163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.gentoo.org\/zmedico\/wp-json\/wp\/v2\/tags?post=163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}