correctly detect presence of fluidsynth, I think

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1010 0778d3d1-df1d-0410-868b-ea421aaaa00d

plugins/Makefile.am

@@ -10,6 +10,10 @@ if SINGERBOT_SUPPORT
 SINGERBOT_DIR=singerbot
 endif
 
+if FLUIDSYNTH_SUPPORT
+SF2PLAYER_DIR=sf2_player
+endif
+
 SUBDIRS =			\
 	audio_file_processor	\
 	bass_booster		\
@@ -23,7 +27,7 @@ SUBDIRS =			\
 	midi_import		\
 	organic			\
 	patman			\
-	sf2_player		\
+	$(SF2PLAYER_DIR)    \
 	$(SINGERBOT_DIR)	\
 	stereo_enhancer		\
 	stereo_matrix		\

plugins/sf2_player/Makefile.am

@@ -34,6 +34,6 @@ CLEANFILES = $(MOC_FILES) ${UIC_FILES} ./embedded_resources.h
 pkglib_LTLIBRARIES = libsf2player.la
 
 libsf2player_la_SOURCES = sf2_player.cpp sf2_player.h patches_dialog.cpp patches_dialog.h ui_patches_dialog.h
-libsf2player_la_LDFLAGS = -L /usr/lib -lfluidsynth
+libsf2player_la_LDFLAGS = -L@fluidsynth_lib@ -lfluidsynth
 
 $(libsf2player_la_SOURCES): ./embedded_resources.h