cmake: make flac, speex and vorbis support in xiph optional

Signed-off-by: Alexander Golubev <fatzer2@gmail.com>

CMakeLists.txt

@@ -58,10 +58,13 @@ OPTION( WITH_PULSE_SINK     "Build with pulseaudio sink" ${WITH_ALL_OPTIONS} )
 OPTION( WITH_OSS_SINK       "Build with oss sink"                    ${WITH_ALL_OPTIONS} )
 OPTION( WITH_SUN_SINK       "Build with sun sink"                    OFF )
 OPTION( WITH_FFMPEG_DECODER "Build with ffmpeg decoder"              OFF )
-option( WITH_MPC_DECODER    "Build with mpc decoder"     ${WITH_ALL_OPTIONS} )
+option( WITH_MPC_DECODER    "Build with musepack decoder"            ${WITH_ALL_OPTIONS} )
 option( WITH_MPEG_DECODER   "Build with mpeg decoder"                ${WITH_ALL_OPTIONS} )
 OPTION( WITH_SRC_RESAMPLER  "Build with src resampler"               ${WITH_ALL_OPTIONS} )
 option( WITH_XIPH_DECODER   "Build with xiph decoder"                ${WITH_ALL_OPTIONS} )
+option( WITH_XIPH_FLAC      "Build xiph decoder with flac support"   ON )
+option( WITH_XIPH_SPEEX     "Build xiph decoder with speex support"  ON )
+option( WITH_XIPH_VORBIS    "Build xiph decoder with vorbis support" ON )
 
 
 ##### configure checks

ConfigureChecks.cmake

@@ -210,7 +210,7 @@ endif( WITH_MPEG_DECODER )
 
 ##### check FLAC support ########################
 
-if( WITH_XIPH_DECODER )
+if( WITH_XIPH_DECODER AND WITH_XIPH_FLAC )
 
     # check for FLAC module
     pkg_search_module( FLAC flac>=1.1.3 )
@@ -254,12 +254,12 @@ if( WITH_XIPH_DECODER )
         tde_message_fatal( "FLAC >= 1.1.1 are required, but not found on your system" )
     endif( NOT FLAC_LIBRARIES )
 
-endif( WITH_XIPH_DECODER )
+endif( WITH_XIPH_DECODER AND WITH_XIPH_FLAC )
 
 
 ##### check speex support #######################
 
-if( WITH_XIPH_DECODER )
+if( WITH_XIPH_DECODER AND WITH_XIPH_SPEEX )
 
     # check for speex module
     pkg_search_module( SPEEX speex>=1.2 )
@@ -291,12 +291,12 @@ if( WITH_XIPH_DECODER )
         tde_message_fatal( "speex are required, but not found on your system" )
     endif( SPEEX_FOUND )
 
-endif( WITH_XIPH_DECODER )
+endif( WITH_XIPH_DECODER AND WITH_XIPH_SPEEX )
 
 
 ##### check ogg/vorbis support ##################
 
-if( WITH_XIPH_DECODER )
+if( WITH_XIPH_DECODER AND WITH_XIPH_VORBIS )
 
     pkg_search_module( OGG ogg )
     if( NOT OGG_FOUND )
@@ -315,7 +315,7 @@ if( WITH_XIPH_DECODER )
 
     set( HAVE_OGG_VORBIS 1 )
 
-endif( WITH_XIPH_DECODER )
+endif( WITH_XIPH_DECODER AND WITH_XIPH_VORBIS )
 
 
 ##### check samplerate support ##################