From b049f39f317e1cc748e7196460aef11948f042f0 Mon Sep 17 00:00:00 2001
From: Pau Espin Pedrol <pespin@sysmocom.de>
Date: Wed, 5 Jul 2017 22:33:29 +0200
Subject: configure.ac: Add --disable-doxygen flag

This flag, when set, allows to unconditionally disable doxygen
documentation generation, even if doxygen command is found.

Change-Id: I16b3502be3e32274f548da6a2a0b0363dd3bfe5d
---
 configure.ac | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 8cd2238..362d792 100644
--- a/configure.ac
+++ b/configure.ac
@@ -63,8 +63,14 @@ LIBS=$old_LIBS
 
 AC_CHECK_HEADERS(dahdi/user.h,,AC_MSG_WARN(DAHDI input driver will not be built))
 
+AC_ARG_ENABLE(doxygen,
+	[AS_HELP_STRING(
+		[--disable-doxygen],
+		[Disable generation of documentation using doxygen],
+	)],
+	[doxygen=$enableval], [doxygen="yes"])
 AC_PATH_PROG(DOXYGEN,doxygen,false)
-AM_CONDITIONAL(HAVE_DOXYGEN, test $DOXYGEN != false)
+AM_CONDITIONAL(HAVE_DOXYGEN, test $DOXYGEN != false && test "x$doxygen" = "xyes")
 
 AC_OUTPUT(
 	libosmo-netif.pc
-- 
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