From feb120672e6df7ca6f6e14cd81747efe47243f9c Mon Sep 17 00:00:00 2001
From: Brad Barden <b@os13.org>
Date: Wed, 13 Aug 2025 16:34:59 +0000
Subject: [PATCH] htmlify_pods: account for empty prefix ($podroot)

Do not pass a podroot argument to pod2html if $podroot is empty. $podroot (via
original_prefix('core')) is empty if perl is built with no prefix. An argument
of '--podroot=' with no value causes pod2html to fail.
---
 lib/Module/Build/Base.pm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/Module/Build/Base.pm b/lib/Module/Build/Base.pm
index c12173be..6b25e3aa 100644
--- a/lib/Module/Build/Base.pm
+++ b/lib/Module/Build/Base.pm
@@ -3284,7 +3284,7 @@ sub htmlify_pods {
       my %opts = ( infile => $infile,
         outfile => $tmpfile,
         ( defined($podpath) ? (podpath => $podpath) : ()),
-        podroot => $podroot,
+        ( length($podroot) ? (podroot => $podroot) : ()),
         index => 1,
         depth => $depth,
       );
@@ -3306,7 +3306,7 @@ sub htmlify_pods {
         ( defined($podpath) ? "--podpath=$podpath" : ()),
         "--infile=$infile",
         "--outfile=$tmpfile",
-        "--podroot=$podroot",
+        ( length($podroot) ? "--podroot=$podroot" : ()),
         ($path2root ? "--htmlroot=$path2root" : ()),
       );