Date: Sat, 24 Feb 2018 04:02:06 +0000 (UTC) From: Kyle Evans <kevans@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r329903 - head/stand/lua Message-ID: <201802240402.w1O4267k081754@repo.freebsd.org>
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Author: kevans Date: Sat Feb 24 04:02:06 2018 New Revision: 329903 URL: https://svnweb.freebsd.org/changeset/base/329903 Log: lualoader: Explain nextboot stuff a little bit more Modified: head/stand/lua/config.lua Modified: head/stand/lua/config.lua ============================================================================== --- head/stand/lua/config.lua Sat Feb 24 03:48:52 2018 (r329902) +++ head/stand/lua/config.lua Sat Feb 24 04:02:06 2018 (r329903) @@ -140,12 +140,17 @@ local function check_nextboot() nextboot_file .. "'") end + -- Attempt to rewrite the first line and only the first line of the + -- nextboot_file. We overwrite it with nextboot_enable="NO", then + -- check for that on load. See: check_nextboot_enabled + -- It's worth noting that this won't work on every filesystem, so we + -- won't do anything notable if we have any errors in this process. local nfile = io.open(nextboot_file, 'w') if nfile ~= nil then - -- We're overwriting the first line of the file, so we need the - -- trailing space to account for the extra character taken up by - -- the string nextboot_enable="YES" -- our new end quotation - -- mark lands on the S. + -- We need the trailing space here to account for the extra + -- character taken up by the string nextboot_enable="YES" + -- Or new end quotation mark lands on the S, and we want to + -- rewrite the entirety of the first line. io.write(nfile, "nextboot_enable=\"NO\" ") io.close(nfile) end
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