From 77c01f6caa7cd6709d8323e760896f16b37a3fd5 Mon Sep 17 00:00:00 2001
From: Rodrigo Arias Mallo <rodarima@gmail.com>
Date: Sun, 16 Mar 2025 11:42:14 +0100
Subject: Allow fragments in man: URLs

When linking to an specific section of a manual by using the #<frag>
fragment, we need to remove it before passing it to man(1), otherwise it
will be interpreted as part of the manual page name.
---
 man.filter.dpi | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to 'man.filter.dpi')

diff --git a/man.filter.dpi b/man.filter.dpi
index 5b9adbc..afe880e 100755
--- a/man.filter.dpi
+++ b/man.filter.dpi
@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright (c) 2023 Rodrigo Arias Mallo
+# Copyright (c) 2023-2025 Rodrigo Arias Mallo
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 IFS= read -d '>' auth # Ignore auth
@@ -53,15 +53,17 @@ fix_br() {
 serve_manpage() {
   url="$1"
   ref="${url#"man:"}"
+  # Remove #<frag> fragment if any
+  cleanref=$(echo "$ref" | sed 's/#.*$//')
   # Reverse open(3) -> 3 open if given
-  manpage=$(echo "$ref" | sed 's/\(.*\)(\(.*\))/\2 \1/')
+  manpage=$(echo "$cleanref" | sed 's/\(.*\)(\(.*\))/\2 \1/')
   # If page not found, return 404
   if [ -z "$manpage" ]; then
     serve_404
     exit 0
   fi
   if ! man -w $manpage 2>/dev/null; then
-    apropos=$(echo "$ref" | sed 's/(.*)//')
+    apropos=$(echo "$cleanref" | sed 's/(.*)//')
     serve_404 "$manpage" "$apropos"
   else
     printf "<cmd='start_send_page' url='' '>\n"
-- 
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