From: Eric Wong <e@80x24.org>
Date: Wed, 31 Aug 2016 19:32:12 +0000 (+0000)
Subject: txt2pre: allow overriding title via env
X-Git-Tag: v1.0.0~208
X-Git-Url: http://www.git.stargrave.org/?p=public-inbox.git;a=commitdiff_plain;h=50f05cb638a643c70d5a78eb9cc40bdcc890ce87

txt2pre: allow overriding title via env

This will allow reasonable titles to be generated for
manpages.
---

diff --git a/Documentation/include.mk b/Documentation/include.mk
index 51a914b3..4583f951 100644
--- a/Documentation/include.mk
+++ b/Documentation/include.mk
@@ -59,7 +59,7 @@ dtxt := design_notes.txt design_www.txt dc-dlvr-spam-flow.txt
 dtxt := $(addprefix Documentation/, $(dtxt)) $(mantxt)
 
 %.html: %.txt
-	$(txt2pre)
+	TITLE="$(basename $(<F))" $(txt2pre)
 %.html: %
 	$(txt2pre)
 
diff --git a/Documentation/txt2pre b/Documentation/txt2pre
index 72de0b79..2f1799fc 100755
--- a/Documentation/txt2pre
+++ b/Documentation/txt2pre
@@ -11,7 +11,8 @@ use PublicInbox::Linkify;
 use PublicInbox::Hval qw(ascii_html);
 
 my $str = eval { local $/; <> };
-my ($title) = ($str =~ /\A([^\n]+)/);
+my $title = $ENV{TITLE};
+($title) = ($str =~ /\A([^\n]+)/) unless $title;
 $title = ascii_html($title);
 my $l = PublicInbox::Linkify->new;
 $str = $l->linkify_1($str);