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authorSimon McVittie <smcv@debian.org>2016-12-19 12:00:34 +0000
committerSimon McVittie <smcv@debian.org>2016-12-19 12:00:34 +0000
commitbc89021523cdeb353632519c7eb5e1e46f6eef5d (patch)
treeec7acc1c91a897742d78647f94515d098d19fde8 /doc
parent706bf876eab25158d34558fc2b0b0979a3dedcbf (diff)
downloadikiwiki-bc89021523cdeb353632519c7eb5e1e46f6eef5d.tar
ikiwiki-bc89021523cdeb353632519c7eb5e1e46f6eef5d.tar.gz
cgitemplate: remove dead code
blipvert points out in [[bugs/use of $topurl in cgitemplate]] that this variable has not been used since commit a052771 "Now that we're always using HTML5, <base href> can be relative". Signed-off-by: Simon McVittie <smcv@debian.org>
Diffstat (limited to 'doc')
-rw-r--r--doc/bugs/use_of___36__topurl_in_cgitemplate.mdwn19
1 files changed, 19 insertions, 0 deletions
diff --git a/doc/bugs/use_of___36__topurl_in_cgitemplate.mdwn b/doc/bugs/use_of___36__topurl_in_cgitemplate.mdwn
index e062c45be..156f07786 100644
--- a/doc/bugs/use_of___36__topurl_in_cgitemplate.mdwn
+++ b/doc/bugs/use_of___36__topurl_in_cgitemplate.mdwn
@@ -7,3 +7,22 @@ In commits by Simon McVittie on Oct 5, 2014, the following was added to `cgitemp
I am trying to determine what was intended by this change. The variable `$topurl` is not used again in this function, so this is essentially dead code.
--[[blipvert]]
+
+> If you look at `git log -p IkiWiki/CGI.pm` you'll see that *at the time*, `$topurl`
+> was used further down the function. Later in the branch, [commit 33f6026
+"In html5 mode, generate a host- or protocol-relative <base> for the
+CGI"](http://source.ikiwiki.branchable.com/?p=source.git;a=commit;h=33f60260b233d0310ce6dd4304304a516595b906)
+> made this conditional on `! $config{html5}`.
+>
+> Somewhat later,
+> [commit 490a1ec
+"Always produce HTML5 doctype and new attributes, but not new
+elements"](http://source.ikiwiki.branchable.com/?p=source.git;a=commit;h=490a1eca7bed841848765b495a73fbc56e4808f4)
+> repurposed `$config{html5}` from "use HTML5" to "use new HTML5 elements" -
+> which meant that [commit a052771
+"Now that we're always using HTML5, <base href> can be
+relative"](http://source.ikiwiki.branchable.com/?p=source.git;a=commit;h=a05277128732beb351aa696c49d337086414ffb6)
+> could remove the only code that used `$topurl`.
+>
+> You are correct to say that computing `$topurl` is now dead code, and I
+> have removed it. [[done]] --[[smcv]]