From 83df50a40ffd16bf44a6cd1eb8ad2785aa9e529e Mon Sep 17 00:00:00 2001
From: "Reece H. Dunn" <msclrhd@gmail.com>
Date: Mon, 16 Sep 2013 10:37:45 +0100
Subject: [PATCH] autotools: add support for disabling MBROLA
 (--without-mbrola/--with-mbrola=no)

---
 Makefile.am      |  6 +++++-
 configure.ac     | 14 +++++++++++++-
 src/mbrowrap.cpp |  4 +---
 src/speech.h     |  1 -
 4 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index c0a81b43..7d172b38 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -60,7 +60,6 @@ common_SOURCE = \
 	src/compiledict.cpp \
 	src/dictionary.cpp \
 	src/intonation.cpp \
-	src/mbrowrap.cpp \
 	src/numbers.cpp \
 	src/readclause.cpp \
 	src/phonemelist.cpp \
@@ -101,6 +100,11 @@ common_FLAGS  += -DINCLUDE_KLATT
 common_SOURCE += src/klatt.cpp
 endif
 
+if OPT_MBROLA
+common_FLAGS  += -DINCLUDE_MBROLA
+common_SOURCE += src/mbrowrap.cpp
+endif
+
 if AUDIO_RUNTIME
 wave_SOURCE = src/wave.cpp src/wave_pulse.cpp
 wave_LIBS   = -lpulse -lpulse-simple -lportaudio
diff --git a/configure.ac b/configure.ac
index 2ef9b69d..3d7d0e93 100644
--- a/configure.ac
+++ b/configure.ac
@@ -138,7 +138,18 @@ else
 	have_klatt=yes
 fi
 
-AM_CONDITIONAL(OPT_KLATT, [test x"$have_klatt" = xyes])
+AC_ARG_WITH([mbrola],
+    [AS_HELP_STRING([--with-mbrola], [enable the MBROLA speech synthesizer @<:@default=yes@:>@])],
+    [])
+
+if test "$with_mbrola" = "no" ; then
+	have_mbrola=no
+else
+	have_mbrola=yes
+fi
+
+AM_CONDITIONAL(OPT_KLATT,  [test x"$have_klatt"  = xyes])
+AM_CONDITIONAL(OPT_MBROLA, [test x"$have_mbrola" = xyes])
 
 dnl ================================================================
 dnl wxWidgets checks.
@@ -179,4 +190,5 @@ AC_MSG_NOTICE([
 	audio configuration:           ${AUDIO}
 
 	Klatt:                         ${have_klatt}
+	MBROLA:                        ${have_mbrola}
 ])
diff --git a/src/mbrowrap.cpp b/src/mbrowrap.cpp
index bc5c7436..aced2c2c 100644
--- a/src/mbrowrap.cpp
+++ b/src/mbrowrap.cpp
@@ -3,6 +3,7 @@
  * providing a subset of the API from the Windows mbrola DLL.
  *
  * Copyright (C) 2010 by Nicolas Pitre <nico@fluxnic.net>
+ * Copyright (C) 2013 Reece H. Dunn
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -16,7 +17,6 @@
  */
 
 #include "speech.h"
-#ifdef INCLUDE_MBROLA
 
 #include <stdarg.h>
 #include <stdio.h>
@@ -609,5 +609,3 @@ void resetError_MBR(void)
 {
 	mbr_errorbuf[0] = 0;
 }
-
-#endif  // INCLUDE_MBROLA
diff --git a/src/speech.h b/src/speech.h
index 180c8544..5cb82cac 100644
--- a/src/speech.h
+++ b/src/speech.h
@@ -24,7 +24,6 @@
 #include <sys/types.h>
 
 // conditional compilation options
-#define INCLUDE_MBROLA
 #define INCLUDE_SONIC
 
 #if defined(BYTE_ORDER) && BYTE_ORDER == BIG_ENDIAN