From 6f8ee38d33d939fac36e35f73c0df2664504081a Mon Sep 17 00:00:00 2001
From: Chris Boot <bootc@bootc.net>
Date: Sat, 26 Dec 2015 14:57:34 +0000
Subject: [PATCH] Rebuild manpage and HTML doc when xmltoman is available

Adjust configure.ac to detect if xmltoman is available; use that in
man/Makefile.am to rebuild the manpage and HTML file (generated from the
same source) if necessary.
---
 configure.ac    |  7 +++++++
 man/Makefile.am | 10 ++++++++++
 2 files changed, 17 insertions(+)

diff --git a/configure.ac b/configure.ac
index 75e4db9e..439f74b3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -229,6 +229,13 @@ AS_IF([test "x$with_systemdsystemunitdir" != "xno"],
       [AC_SUBST([systemdsystemunitdir], [$with_systemdsystemunitdir])])
 AM_CONDITIONAL([HAVE_SYSTEMD], [test "x$with_systemdsystemunitdir" != "xno"])
 
+# Look for xmltoman
+AC_CHECK_PROGS([XMLTOMAN], [xmltoman])
+if test -z "$XMLTOMAN"; then
+  AC_MSG_WARN([>>xmltoman not found - not rebuilding man pages])
+fi
+AM_CONDITIONAL([HAVE_XMLTOMAN], [test -n "$XMLTOMAN"])
+
 # Checks for header files.
 AC_HEADER_STDC
 AC_CHECK_HEADERS([getopt_long.h])
diff --git a/man/Makefile.am b/man/Makefile.am
index cbaf9165..e40bfb85 100644
--- a/man/Makefile.am
+++ b/man/Makefile.am
@@ -1 +1,11 @@
 man_MANS = shairport-sync.7
+
+if HAVE_XMLTOMAN
+all-local: shairport-sync.html
+
+shairport-sync.7: shairport-sync.7.xml
+	xmltoman $< > $@
+
+shairport-sync.html: shairport-sync.7.xml
+	xmlmantohtml $< > $@
+endif
-- 
2.47.3