alsa-lib: adding more menu entries and help for more specific configuration

git-svn-id: https://svn.pengutronix.de/svn/ptxdist/trunks/ptxdist-trunk@7138 33e552b5-05e3-0310-8538-816dae2090ed

2 files changed, 131 insertions, 6 deletions

diff --git a/rules/alsa-lib.in b/rules/alsa-lib.in
index 6302504b0..c63716faa 100644
--- a/rules/alsa-lib.in
+++ b/rules/alsa-lib.in
@@ -1,6 +1,81 @@
-config ALSA_LIB
+menuconfig ALSA_LIB
 	bool
-	prompt "Alsa Libaries"
+	prompt "Alsa Libaries               "
 	help
-	  FIXME: This item needs to be documented
+	  This is the user space library to kernel's "Advanced Linux Sound Architecture" feature
 
+config ALSA_LIB_RESMGR
+	bool
+	depends on ALSA_LIB
+	prompt "build resmgr"
+	help
+	  support resmgr (optional component)
+
+config ALSA_LIB_READ
+	bool
+	depends on ALSA_LIB
+	default y
+	prompt "build read support"
+	help
+	  Reading /dev/aload* is the default. Disable it on demand
+
+config ALSA_LIB_MIXER
+	bool
+	depends on ALSA_LIB
+	default y
+	prompt "build mixer"
+	help
+	  Disable the mixer component if you do not need it
+
+config ALSA_LIB_PCM
+	bool
+	depends on ALSA_LIB
+	default y
+	prompt "build pcm"
+	help
+	  Disable the PCM component if you do not need it
+
+config ALSA_LIB_RAWMIDI
+	bool
+	depends on ALSA_LIB
+	default y
+	prompt "build raw midi support"
+	help
+	  Disable the raw MIDI component if you do not need it
+
+config ALSA_LIB_HWDEP
+	bool
+	depends on ALSA_LIB
+	default y
+	prompt "build hwdep"
+	help
+	  Disable the hwdep component if you do not need it
+
+config ALSA_LIB_SEQ
+	bool
+	depends on ALSA_LIB
+	default y
+	prompt "build sequencer"
+	help
+	  Disable the sequencer component if you do not need it
+
+config ALSA_LIB_INSTR
+	bool
+	depends on ALSA_LIB
+	default y
+	prompt "build intrument support"
+	help
+	  Disable the instrument component if you do not need it
+
+config ALSA_LIB_STATIC
+	bool
+	depends on ALSA_LIB
+	prompt "Build static library only"
+	depends on BROKEN
+	help
+	  This will build the static library only. On architectures with
+	  a low register count (like ia32) this makes sense, due to
+	  is allows the compiler to use one additional register and
+	  speed up things (if only one application uses this library)
+	  Note: This feature does not work yet. For example the esound
+	  daemon fails to link due to missing exported functions.
diff --git a/rules/alsa-lib.make b/rules/alsa-lib.make
index ece6a97fd..8d3e2be97 100644
--- a/rules/alsa-lib.make
+++ b/rules/alsa-lib.make
@@ -2,7 +2,7 @@
 # $Id: template 4565 2006-02-10 14:23:10Z mkl $
 #
 # Copyright (C) 2006 by Erwin Rol
-#          
+#
 # See CREDITS for details about who has contributed to this project.
 #
 # For further information about the PTXdist project and license conditions
@@ -64,7 +64,53 @@ ALSA_LIB_ENV 	:=  $(CROSS_ENV)
 #
 # autoconf
 #
-ALSA_LIB_AUTOCONF := $(CROSS_AUTOCONF_USR)
+ALSA_LIB_AUTOCONF := $(CROSS_AUTOCONF_USR) \
+	--disable-dependency-tracking \
+	--with-debug=no
+
+ifdef PTXCONF_ALSA_LIB_STATIC
+ALSA_LIB_AUTOCONF += --enable-static --disable-shared
+else
+ALSA_LIB_AUTOCONF += --disable-static --enable-shared
+endif
+
+ifdef PTXCONF_ALSA_LIB_RESMGR
+ALSA_LIB_AUTOCONF += --enable-resmgr
+endif
+
+ifndef PTXCONF_ALSA_LIB_READ
+ALSA_LIB_AUTOCONF += --disable-aload
+endif
+
+ifndef PTXCONF_ALSA_LIB_MIXER
+ALSA_LIB_AUTOCONF += --disable-mixer
+endif
+
+ifndef PTXCONF_ALSA_LIB_PCM
+ALSA_LIB_AUTOCONF += --disable-pcm
+endif
+
+ifndef PTXCONF_ALSA_LIB_RAWMIDI
+ALSA_LIB_AUTOCONF += --disable-rawmidi
+endif
+
+ifndef PTXCONF_ALSA_LIB_HWDEP
+ALSA_LIB_AUTOCONF += --disable-hwdep
+endif
+
+ifndef PTXCONF_ALSA_LIB_SEQ
+ALSA_LIB_AUTOCONF += --disable-seq
+endif
+
+ifndef PTXCONF_ALSA_LIB_INSTR
+ALSA_LIB_AUTOCONF += --disable-instr
+endif
+
+# unhandled, yet
+# --with-softfloat
+# --with-alsa-devdir=dir
+# --with-aload-devdir=dir
+# --with-pcm-plugins=<list>
 
 $(STATEDIR)/alsa-lib.prepare: $(alsa-lib_prepare_deps_default)
 	@$(call targetinfo, $@)
@@ -126,10 +172,13 @@ $(STATEDIR)/alsa-lib.targetinstall: $(alsa-lib_targetinstall_deps_default)
 		libasound.so.2.0.0, \
 		/usr/lib/libasound.so)
 
+ifdef PTXCONF_ALSA_LIB_MIXER
 	@$(call install_copy, alsa-lib, \
 		0, 0, 0755, $(ALSA_LIB_DIR)/modules/mixer/simple/.libs/smixer-ac97.so, \
 		/lib/alsa-lib/smixer/smixer-ac97.so )
+endif
 
+ifdef PTXCONF_ALSA_LIB_MIXER
 	@$(call install_copy, alsa-lib, \
 		0, 0, 0755, $(ALSA_LIB_DIR)/modules/mixer/simple/.libs/smixer-sbase.so, \
 		/lib/alsa-lib/smixer/smixer-sbase.so )
@@ -137,6 +186,7 @@ $(STATEDIR)/alsa-lib.targetinstall: $(alsa-lib_targetinstall_deps_default)
 	@$(call install_copy, alsa-lib, \
 		0, 0, 0755, $(ALSA_LIB_DIR)/modules/mixer/simple/.libs/smixer-hda.so, \
 		/lib/alsa-lib/smixer/smixer-hda.so )
+endif
 
 	@$(call install_copy, alsa-lib, \
 		0, 0, 0644, $(ALSA_LIB_DIR)/src/conf/alsa.conf, \
@@ -156,7 +206,7 @@ $(STATEDIR)/alsa-lib.targetinstall: $(alsa-lib_targetinstall_deps_default)
 
 	@$(call install_copy, alsa-lib, \
 		0, 0, 0644, $(ALSA_LIB_DIR)/src/conf/pcm/dsnoop.conf, \
-		/usr/share/alsa/pcm/dsnoop.conf, n)	
+		/usr/share/alsa/pcm/dsnoop.conf, n)
 
 	@$(call install_finish, alsa-lib)