X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=configure.ac;h=8ac2b2a5549192a255665908c9d0be8953bc67a5;hp=693dd13bec773bc34aaf0007e224eb832866cc11;hb=4e978838232d77bdb610325b56f4a1a5a0481562;hpb=9a8a158a2b7f2125e24dc387db49fe0c1c19d83c

diff --git a/configure.ac b/configure.ac
index 693dd13b..8ac2b2a5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -8,6 +8,7 @@ AC_CONFIG_HEADER([config.h])
 
 AC_CONFIG_FILES([Makefile])
 AC_DEFUN([add_dot_o],[$(for i in $@; do printf "$i.o "; done)])
+AC_DEFUN([add_cmdline],[$(for i in $@; do printf "${i}.cmdline "; done)])
 AC_DEFUN([objlist_to_errlist],[$(for i in $@; do printf "DEFINE_ERRLIST($(echo $i| tr 'a-z' 'A-Z'));"; done) [const char **para_errlist[[]]] = {$(for i in $@; do printf "PARA_ERRLIST($(echo $i | tr 'a-z' 'A-Z')), "; done) }])
 AC_PATH_PROG(UNAMEPATH, uname, no)
 if test "$UNAMEPATH" = "no"; then
@@ -33,10 +34,12 @@ AC_PATH_PROG([help2man], [help2man])
 test -z "$help2man" && AC_MSG_ERROR(
 	[help2man is required to build this package])
 
+AC_PATH_PROG([install], [install])
+test -z "$install" && AC_MSG_ERROR(
+	[The install program is required to build this package])
+
 AC_PROG_CC
 AC_PROG_CPP
-AC_PROG_INSTALL
-AC_SUBST(install_sh, [$INSTALL])
 
 AC_HEADER_DIRENT
 AC_HEADER_STDC
@@ -86,79 +89,9 @@ AC_CHECK_FUNCS([atexit dup2 memchr memmove memset \
 	strncasecmp strrchr strspn alarm mkdir inet_ntoa socket], [],
 	[AC_MSG_ERROR([function not found, cannot live without it])])
 
-AC_DEFUN([add_cmdline],[$(for i in $@; do printf "${i}.cmdline "; done)])
-
-
 executables="recv filter audioc write afh play"
 audio_format_handlers="mp3 wma"
 
-recv_cmdline_objs="add_cmdline(recv http_recv dccp_recv udp_recv afh_recv)"
-
-recv_errlist_objs="
-	http_recv recv_common recv time string net dccp_recv fd
-	sched stdout ggo udp_recv buffer_tree afh_recv afh_common
-	wma_afh wma_common mp3_afh version
-"
-
-recv_ldflags=""
-
-filter_cmdline_objs="add_cmdline(filter compress_filter amp_filter prebuffer_filter)"
-filter_errlist_objs="filter_common wav_filter compress_filter filter string
-	stdin stdout sched fd amp_filter ggo fecdec_filter fec version
-	prebuffer_filter time bitstream imdct wma_common wmadec_filter buffer_tree"
-filter_ldflags="-lm"
-filters=" compress wav amp fecdec wmadec prebuffer"
-
-audioc_cmdline_objs="add_cmdline(audioc)"
-audioc_errlist_objs="
-	audioc
-	string
-	net
-	fd
-	version
-	ggo
-"
-audioc_ldflags=""
-
-afh_cmdline_objs="add_cmdline(afh)"
-afh_errlist_objs="afh string fd mp3_afh afh_common time wma_afh wma_common
-	version ggo"
-afh_ldflags=""
-
-write_cmdline_objs="add_cmdline(write file_write)"
-write_errlist_objs="write write_common file_write time fd string sched stdin
-	buffer_tree ggo check_wav version"
-write_ldflags=""
-writers=" file"
-default_writer="FILE_WRITE"
-
-gui_cmdline_objs="add_cmdline(gui)"
-gui_errlist_objs="
-	exec
-	signal
-	string
-	stat
-	ringbuffer
-	fd
-	gui
-	gui_theme
-	time
-	version
-	ggo
-"
-gui_objs="$gui_cmdline_objs $gui_errlist_objs"
-play_errlist_objs="play fd sched ggo buffer_tree time string net
-	afh_recv afh_common
-	wma_afh wma_common mp3_afh
-	recv_common udp_recv http_recv dccp_recv
-	filter_common fec bitstream imdct
-	wav_filter compress_filter amp_filter prebuffer_filter fecdec_filter
-		wmadec_filter
-	write_common file_write
-	version
-"
-play_cmdline_objs="add_cmdline(http_recv dccp_recv udp_recv afh_recv compress_filter amp_filter prebuffer_filter file_write play)"
-play_ldflags="-lm"
 ################################################################## clock_gettime
 clock_gettime_lib=
 AC_CHECK_LIB([c], [clock_gettime], [clock_gettime_lib=c], [
@@ -191,7 +124,11 @@ fi
 
 AC_CHECK_HEADER(osl.h, [], have_osl=no)
 AC_CHECK_LIB([osl], [osl_open_table], [], have_osl=no)
-if test "$have_osl" = "no"; then
+if test "$have_osl" = "yes"; then
+	AC_SUBST(osl_cppflags)
+	osl_ldflags="$osl_libs -losl"
+	AC_SUBST(osl_ldflags)
+else
 	AC_MSG_WARN([libosl not found, can not build para_server.
 Download libosl at
 	http://systemlinux.org/~maan/osl
@@ -199,7 +136,6 @@ or execute
 	git clone git://git.tuebingen.mpg.de/osl
 	])
 fi
-AC_SUBST(osl_cppflags)
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
@@ -254,13 +190,9 @@ if test "$check_openssl" = "yes"; then
 	if test "$have_openssl" = "yes"; then
 		AC_DEFINE(HAVE_OPENSSL, 1, [define to 1 to turn on openssl support])
 		AC_SUBST(openssl_cppflags)
-		openssl_libs="$openssl_libs -lssl -lcrypto"
-		server_ldflags="$server_ldflags $openssl_libs"
-		client_ldflags="$client_ldflags $openssl_libs"
-		audiod_ldflags="$audiod_ldflags $openssl_libs"
+		openssl_ldflags="$openssl_libs -lssl -lcrypto"
+		AC_SUBST(openssl_ldflags)
 
-		server_errlist_objs="$server_errlist_objs crypt"
-		client_errlist_objs="$client_errlist_objs crypt"
 		audiod_errlist_objs="$audiod_errlist_objs crypt"
 
 		check_gcrypt="no"
@@ -296,13 +228,9 @@ if test "$check_gcrypt" = "yes"; then
 	if test "$have_gcrypt" = "yes"; then
 		AC_DEFINE(HAVE_GCRYPT, 1, [define to 1 to turn on gcrypt support])
 		AC_SUBST(gcrypt_cppflags)
-		gcrypt_libs="$gcrypt_libs -lgcrypt"
-		server_ldflags="$server_ldflags $gcrypt_libs"
-		client_ldflags="$client_ldflags $gcrypt_libs"
-		audiod_ldflags="$audiod_ldflags $gcrypt_libs"
+		gcrypt_ldflags="$gcrypt_libs -lgcrypt"
+		AC_SUBST(gcrypt_ldflags)
 
-		server_errlist_objs="$server_errlist_objs gcrypt"
-		client_errlist_objs="$client_errlist_objs gcrypt"
 		audiod_errlist_objs="$audiod_errlist_objs gcrypt"
 	else
 		AC_MSG_WARN([gcrypt library not found])
@@ -315,29 +243,16 @@ else
 fi
 ########################################################################### libsocket
 AC_CHECK_LIB([c], [socket],
-	[socket_lib=],
-	[socket_lib="-lsocket"]
+	[socket_ldlflags=],
+	[socket_ldflags="-lsocket"]
 )
-server_ldflags="$server_ldflags $socket_lib"
-client_ldflags="$client_ldflags $socket_lib"
-audioc_ldflags="$audioc_ldflags $socket_lib"
-audiod_ldflags="$audiod_ldflags $socket_lib"
-recv_ldflags="$recv_ldflags $socket_lib"
-AC_SEARCH_LIBS([connect],[socket],[],[
-	AC_MSG_ERROR([Fatal: Did not find connect().])
-],[])
+AC_SUBST(socket_ldflags)
 ########################################################################### libnsl
 AC_CHECK_LIB([c], [gethostbyname],
-	[nsl_lib=],
-	[nsl_lib="-lnsl"]
+	[nsl_ldflags=],
+	[nsl_ldflags="-lnsl"]
 )
-server_ldflags="$server_ldflags $nsl_lib"
-client_ldflags="$client_ldflags $nsl_lib"
-audioc_ldflags="$audioc_ldflags $nsl_lib"
-recv_ldflags="$recv_ldflags $nsl_lib"
-AC_SEARCH_LIBS([inet_ntoa],[nsl],[],[
-	AC_MSG_ERROR([Fatal: Did not find inet_ntoa().])
-],[])
+AC_SUBST(nsl_ldflags)
 ########################################################################### ucred
 AC_MSG_CHECKING(for struct ucred)
 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
@@ -380,27 +295,20 @@ fi
 AC_CHECK_HEADER(curses.h, [], [
 	have_curses="no"
 ])
-gui_ldflags="$curses_libs"
+curses_ldflags="$curses_libs"
 AC_CHECK_LIB([ncursesw], [initscr],
-	[gui_ldflags="$curses_libs -lncursesw"], [
+	[curses_ldflags="$curses_libs -lncursesw"], [
 		AC_CHECK_LIB([curses], [initscr],
-			[gui_ldflags="$curses_libs -lcurses"],
+			[curses_ldflags="$curses_libs -lcurses"],
 			[have_curses="no"]
 		)
 	]
 )
-if test "$have_curses" = "yes"; then
-	AC_SUBST(curses_cppflags)
-	build_gui="yes"
-	executables="$executables gui"
-else
-	build_gui="no"
-	AC_MSG_WARN([no curses lib, cannot build para_gui])
-fi
+AC_SUBST(curses_cppflags)
+AC_SUBST(curses_ldflags)
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
-
 ########################################################################### ip_mreqn
 AC_MSG_CHECKING(for struct ip_mreqn (UDPv4 multicast))
 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
@@ -428,21 +336,12 @@ if test ${have_core_audio} = yes; then
 	f2="-framework AudioToolbox"
 	f3="-framework AudioUnit"
 	f4="-framework CoreServices"
-	f="$f1 $f2 $f3 $f4"
+	core_audio_ldflags="$f1 $f2 $f3 $f4"
+	AC_SUBST(core_audio_ldflags)
 
 	audiod_errlist_objs="$audiod_errlist_objs osx_write ipc"
 	audiod_cmdline_objs="$audiod_cmdline_objs osx_write.cmdline"
-	audiod_ldflags="$audiod_ldflags $f"
-
-	play_errlist_objs="$play_errlist_objs osx_write ipc"
-	play_cmdline_objs="$play_cmdline_objs osx_write.cmdline"
-	play_ldflags="$play_ldflags $f"
 
-	write_errlist_objs="$write_errlist_objs osx_write ipc"
-	write_cmdline_objs="$write_cmdline_objs osx_write.cmdline"
-	write_ldflags="$write_ldflags $f"
-	writers="$writers osx"
-	default_writer="OSX_WRITE"
 	AC_DEFINE(HAVE_CORE_AUDIO, 1, define to 1 on Mac Os X)
 fi
 ####################################################### ogg/vorbis/speex/opus
@@ -529,61 +428,30 @@ if test "$have_vorbis" = "yes" || \
 		test "$have_speex" = "yes" || \
 		test "$have_opus" = "yes"; then
 	AC_SUBST(ogg_cppflags)
-	ogg_libs="$ogg_libs -logg"
+	ogg_ldflags="$ogg_libs -logg"
 	if test "$OSTYPE" = "Darwin"; then
-		ogg_libs="-Wl,-bind_at_load $ogg_libs"
+		ogg_ldflags="-Wl,-bind_at_load $ogg_ldflags"
 	fi
-	server_ldflags="$server_ldflags $ogg_libs"
-	filter_ldflags="$filter_ldflags $ogg_libs"
-	audiod_ldflags="$audiod_ldflags $ogg_libs"
-	play_ldflags="$play_ldflags $ogg_libs"
-	afh_ldflags="$afh_ldflags $ogg_libs"
-	recv_ldflags="$recv_ldflags $ogg_libs"
-	afh_errlist_objs="$afh_errlist_objs ogg_afh_common"
-	recv_errlist_objs="$recv_errlist_objs ogg_afh_common"
-	server_errlist_objs="$server_errlist_objs ogg_afh_common"
-	play_errlist_objs="$play_errlist_objs ogg_afh_common"
+	AC_SUBST(ogg_ldflags)
 fi
 if test "$have_vorbis" = "yes"; then
 	AC_DEFINE(HAVE_OGGVORBIS, 1, define to 1 to turn on ogg/vorbis support)
-	filters="$filters oggdec"
-	vorbis_libs="-lvorbis -lvorbisfile"
-	server_ldflags="$server_ldflags $vorbis_libs"
-	filter_ldflags="$filter_ldflags $vorbis_libs"
-	audiod_ldflags="$audiod_ldflags $vorbis_libs"
-	play_ldflags="$play_ldflags $vorbis_libs"
-	afh_ldflags="$afh_ldflags $vorbis_libs"
-	recv_ldflags="$recv_ldflags $vorbis_libs"
-
-	server_errlist_objs="$server_errlist_objs ogg_afh"
-	filter_errlist_objs="$filter_errlist_objs oggdec_filter"
+	vorbis_ldflags="$vorbis_libs -lvorbis -lvorbisfile"
+	AC_SUBST(vorbis_ldflags)
+
 	audiod_errlist_objs="$audiod_errlist_objs oggdec_filter"
-	play_errlist_objs="$play_errlist_objs oggdec_filter ogg_afh"
-	afh_errlist_objs="$afh_errlist_objs ogg_afh"
-	recv_errlist_objs="$recv_errlist_objs ogg_afh"
 
 	audiod_audio_formats="$audiod_audio_formats ogg"
 	audio_format_handlers="$audio_format_handlers ogg"
-else
-	AC_MSG_WARN([no ogg/vorbis $msg])
 fi
 if test "$have_speex" = "yes"; then
 	AC_DEFINE(HAVE_SPEEX, 1, define to 1 to turn on ogg/speex support)
-	filters="$filters spxdec"
-	speex_libs="-lspeex"
-	server_ldflags="$server_ldflags $speex_libs"
-	filter_ldflags="$filter_ldflags $speex_libs"
-	audiod_ldflags="$audiod_ldflags $speex_libs"
-	play_ldflags="$play_ldflags $speex_libs"
-	afh_ldflags="$afh_ldflags $speex_libs"
-	recv_ldflags="$recv_ldflags $speex_libs"
-
-	server_errlist_objs="$server_errlist_objs spx_afh spx_common"
-	filter_errlist_objs="$filter_errlist_objs spxdec_filter spx_common"
+	AC_SUBST(speex_cppflags)
+	speex_ldflags="$speex_libs -lspeex"
+	AC_SUBST(speex_ldflags)
+
+
 	audiod_errlist_objs="$audiod_errlist_objs spxdec_filter spx_common"
-	play_errlist_objs="$play_errlist_objs spxdec_filter spx_afh spx_common"
-	afh_errlist_objs="$afh_errlist_objs spx_afh spx_common"
-	recv_errlist_objs="$recv_errlist_objs spx_afh spx_common"
 
 	audiod_audio_formats="$audiod_audio_formats spx"
 	audio_format_handlers="$audio_format_handlers spx"
@@ -592,21 +460,12 @@ else
 fi
 if test "$have_opus" = "yes"; then
 	AC_DEFINE(HAVE_OPUS, 1, define to 1 to turn on ogg/opus support)
-	filters="$filters opusdec"
-	opus_libs="-lopus"
-	server_ldflags="$server_ldflags $opus_libs"
-	filter_ldflags="$filter_ldflags $opus_libs"
-	audiod_ldflags="$audiod_ldflags $opus_libs"
-	afh_ldflags="$afh_ldflags $opus_libs"
-	play_ldflags="$play_ldflags $opus_libs"
-	recv_ldflags="$recv_ldflags $opus_libs"
-
-	server_errlist_objs="$server_errlist_objs opus_afh opus_common"
-	filter_errlist_objs="$filter_errlist_objs opusdec_filter opus_common"
+	AC_SUBST(opus_cppflags)
+	opus_ldflags="$opus_libs -lopus"
+	AC_SUBST(opus_ldflags)
+
+
 	audiod_errlist_objs="$audiod_errlist_objs opusdec_filter opus_common"
-	afh_errlist_objs="$afh_errlist_objs opus_afh opus_common"
-	play_errlist_objs="$play_errlist_objs opusdec_filter opus_afh opus_common"
-	recv_errlist_objs="$recv_errlist_objs opus_afh opus_common"
 
 	audiod_audio_formats="$audiod_audio_formats opus"
 	audio_format_handlers="$audio_format_handlers opus"
@@ -637,26 +496,14 @@ AC_CHECK_HEADER(neaacdec.h, [], have_faad=no)
 AC_CHECK_LIB([faad], [NeAACDecOpen], [], have_faad=no)
 if test "$have_faad" = "yes"; then
 	AC_DEFINE(HAVE_FAAD, 1, define to 1 if you want to build the aacdec filter)
-	filter_errlist_objs="$filter_errlist_objs aacdec_filter aac_common"
-	afh_errlist_objs="$afh_errlist_objs aac_common aac_afh"
-	audiod_errlist_objs="$audiod_errlist_objs aacdec_filter aac_common"
-	play_errlist_objs="$play_errlist_objs aacdec_filter aac_afh aac_common"
-	server_errlist_objs="$server_errlist_objs aac_afh aac_common"
-	recv_errlist_objs="$recv_errlist_objs aac_afh aac_common"
+	AC_SUBST(faad_cppflags)
+	faad_ldflags="$faad_libs -lfaad"
+	AC_SUBST(faad_ldflags)
 
-	server_ldflags="$server_ldflags $faad_libs -lfaad"
-	filter_ldflags="$filter_ldflags $faad_libs -lfaad"
-	audiod_ldflags="$audiod_ldflags $faad_libs -lfaad"
-	play_ldflags="$play_ldflags $faad_libs -lfaad"
-	afh_ldflags="$afh_ldflags $faad_libs -lfaad"
-	recv_ldflags="$afh_ldflags $faad_libs -lfaad"
+	audiod_errlist_objs="$audiod_errlist_objs aacdec_filter aac_common"
 
 	audiod_audio_formats="$audiod_audio_formats aac"
 	audio_format_handlers="$audio_format_handlers aac"
-	filters="$filters aacdec"
-	AC_SUBST(faad_cppflags)
-else
-	AC_MSG_WARN([no aac support in para_audiod/para_filter])
 fi
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
@@ -687,18 +534,12 @@ AC_CHECK_LIB([mad], [mad_stream_init], [], [
 ])
 if test "$have_mad" = "yes"; then
 	AC_DEFINE(HAVE_MAD, 1, define to 1 if you want to build the mp3dec filter)
-	filter_cmdline_objs="$filter_cmdline_objs add_cmdline(mp3dec_filter)"
-	audiod_cmdline_objs="$audiod_cmdline_objs add_cmdline(mp3dec_filter)"
-	play_cmdline_objs="$play_cmdline_objs add_cmdline(mp3dec_filter)"
-	filter_errlist_objs="$filter_errlist_objs mp3dec_filter"
+	AC_SUBST(mad_cppflags)
+	mad_ldflags="$mad_libs -lmad"
+	AC_SUBST(mad_ldflags)
+	audiod_cmdline_objs="$audiod_cmdline_objs mp3dec_filter"
 	audiod_errlist_objs="$audiod_errlist_objs mp3dec_filter"
-	play_errlist_objs="$play_errlist_objs mp3dec_filter"
-	filter_ldflags="$filter_ldflags $mad_libs -lmad"
-	audiod_ldflags="$audiod_ldflags $mad_libs -lmad"
-	play_ldflags="$play_ldflags $mad_libs -lmad"
 	audiod_audio_formats="$audiod_audio_formats mp3"
-	filters="$filters mp3dec"
-	AC_SUBST(mad_cppflags)
 else
 	AC_MSG_WARN([no mp3dec support in para_audiod/para_filter])
 fi
@@ -734,14 +575,8 @@ AC_MSG_RESULT($have_libid3tag)
 
 if test ${have_libid3tag} = yes; then
 	AC_DEFINE(HAVE_LIBID3TAG, 1, define to 1 you have libid3tag)
-	server_ldflags="$server_ldflags $id3tag_libs -lid3tag -lz"
-	afh_ldflags="$afh_ldflags $id3tag_libs -lid3tag -lz"
-	play_ldflags="$play_ldflags -lz"
-	recv_ldflags="$recv_ldflags $id3tag_libs -lid3tag"
-	play_ldflags="$play_ldflags $id3tag_libs -lid3tag"
 	AC_SUBST(id3tag_cppflags)
-else
-	AC_MSG_WARN([no support for id3v2 tags])
+	AC_SUBST(id3tag_ldflags, "$id3tag_libs -lid3tag -lz")
 fi
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
@@ -768,22 +603,13 @@ AC_CHECK_HEADER(FLAC/stream_decoder.h, [], have_flac=no)
 AC_CHECK_LIB([FLAC], [FLAC__stream_decoder_init_file], [], have_flac=no, -logg -lm)
 if test "$have_flac" = "yes"; then
 	AC_DEFINE(HAVE_FLAC, 1, define to 1 if you want to build the flacdec filter)
-	filter_errlist_objs="$filter_errlist_objs flacdec_filter"
+	AC_SUBST(flac_cppflags)
+	flac_ldflags="$flac_libs -lFLAC"
+	AC_SUBST(flac_ldflags)
+
 	audiod_errlist_objs="$audiod_errlist_objs flacdec_filter"
-	play_errlist_objs="$play_errlist_objs flacdec_filter flac_afh"
-	afh_errlist_objs="$afh_errlist_objs flac_afh"
-	server_errlist_objs="$server_errlist_objs flac_afh"
-	recv_errlist_objs="$recv_errlist_objs flac_afh"
-	filter_ldflags="$filter_ldflags $flac_libs -lFLAC"
-	audiod_ldflags="$audiod_ldflags $flac_libs -lFLAC"
-	play_ldflags="$play_ldflags $flac_libs -lFLAC"
-	server_ldflags="$server_ldflags $flac_libs -lFLAC"
-	afh_ldflags="$afh_ldflags $flac_libs -lFLAC"
-	recv_ldflags="$recv_ldflags $flac_libs -lFLAC"
-	filters="$filters flacdec"
 	audio_format_handlers="$audio_format_handlers flac"
 	audiod_audio_formats="$audiod_audio_formats flac"
-	AC_SUBST(flac_cppflags)
 else
 	AC_MSG_WARN([no flac support in para_audiod/para_filter/para_afh/para_server])
 fi
@@ -800,24 +626,16 @@ msg="=> will not build oss writer"
 
 AC_CHECK_HEADER(sys/soundcard.h, [
 	audiod_errlist_objs="$audiod_errlist_objs oss_write"
-	play_errlist_objs="$play_errlist_objs oss_write"
-	audiod_cmdline_objs="$audiod_cmdline_objs add_cmdline(oss_write)"
-	play_cmdline_objs="$play_cmdline_objs add_cmdline(oss_write)"
+	audiod_cmdline_objs="$audiod_cmdline_objs oss_write"
 
-	write_errlist_objs="$write_errlist_objs oss_write"
-	write_cmdline_objs="$write_cmdline_objs add_cmdline(oss_write)"
 	fade_errlist_objs="$fade_errlist_objs oss_mix"
 
-	writers="$writers oss"
-	default_writer="OSS_WRITE"
 	mixers="${mixers}oss "
 	default_mixer="OSS_MIX"
 
 	AC_CHECK_LIB(ossaudio, _oss_ioctl, [
-			audiod_ldflags="$audiod_ldflags -lossaudio"
-			play_ldflags="$play_ldflags -lossaudio"
-			write_ldflags="$write_ldflags -lossaudio"
-			fade_ldflags="$fade_ldflags -lossaudio"
+			oss_ldflags="-lossaudio"
+			AC_SUBST(oss_ldflags)
 		]
 	)
 	],
@@ -856,21 +674,13 @@ if test "$have_alsa" = "yes"; then
 fi
 
 if test "$have_alsa" = "yes"; then
+	alsa_ldflags="-lasound"
+	AC_SUBST(alsa_ldflags)
 	audiod_errlist_objs="$audiod_errlist_objs alsa_write"
-	audiod_cmdline_objs="$audiod_cmdline_objs add_cmdline(alsa_write)"
-	audiod_ldflags="$audiod_ldflags -lasound"
-	play_errlist_objs="$play_errlist_objs alsa_write"
-	play_cmdline_objs="$play_cmdline_objs add_cmdline(alsa_write)"
-	play_ldflags="$play_ldflags -lasound"
+	audiod_cmdline_objs="$audiod_cmdline_objs alsa_write"
 
-	write_errlist_objs="$write_errlist_objs alsa_write"
-	write_cmdline_objs="$write_cmdline_objs add_cmdline(alsa_write)"
-	write_ldflags="$write_ldflags -lasound"
 	fade_errlist_objs="$fade_errlist_objs alsa_mix"
-	fade_ldflags="$fade_ldflags -lasound"
 
-	writers="$writers alsa"
-	default_writer="ALSA_WRITE"
 	mixers="${mixers}alsa "
 	default_mixer="ALSA_MIX"
 fi
@@ -878,44 +688,6 @@ fi
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
-########################################################################### fade
-if test -n "$mixers"; then
-	build_fade="yes"
-	executables="$executables fade"
-	fade_errlist_objs="$fade_errlist_objs fade exec string fd version ggo"
-	fade_cmdline_objs="add_cmdline(fade)"
-	fade_objs="$fade_cmdline_objs $fade_errlist_objs"
-	AC_SUBST(fade_objs, add_dot_o($fade_objs))
-	AC_SUBST(fade_ldflags, $fade_ldflags)
-	AC_DEFINE_UNQUOTED(INIT_FADE_ERRLISTS,
-		objlist_to_errlist($fade_errlist_objs),
-		errors used by para_fade)
-	enum="$(
-		for i in $mixers; do
-			printf "${i}_MIX, " | tr '[a-z]' '[A-Z]'
-		done
-	)"
-	AC_DEFINE_UNQUOTED(MIXER_ENUM, $enum NUM_SUPPORTED_MIXERS,
-		enum of supported mixers)
-	AC_DEFINE_UNQUOTED(DEFAULT_MIXER, $default_mixer,
-		use this mixer if none was specified)
-	names="$(for i in $mixers; do printf \"$i\",' ' ; done)"
-	AC_DEFINE_UNQUOTED(MIXER_NAMES, $names, supported mixer names)
-	inits="$(
-		for i in $mixers; do
-			printf 'extern void '$i'_mix_init(struct mixer *); '
-		done
-	)"
-	AC_DEFINE_UNQUOTED(DECLARE_MIXER_INITS, $inits,
-		init functions of the supported mixers)
-	array="$(for i in $mixers; do printf '{.init = '$i'_mix_init},'; done)"
-	AC_DEFINE_UNQUOTED(MIXER_ARRAY, $array, array of supported mixers)
-	mixer_summary="supported mixers:: $mixers, default: $default_mixer"
-else
-	build_fade="no"
-	AC_MSG_WARN([no mixer support])
-	mixer_summary="para_fade: no"
-fi
 ########################################################################### libao
 OLD_CPPFLAGS="$CPPFLAGS"
 OLD_LDFLAGS="$LDFLAGS"
@@ -960,19 +732,13 @@ if test "$have_ao" = "yes"; then
 	])
 fi
 if test "$have_ao" = "yes"; then
-	audiod_errlist_objs="$audiod_errlist_objs ao_write"
-	audiod_cmdline_objs="$audiod_cmdline_objs add_cmdline(ao_write)"
-	audiod_ldflags="$audiod_ldflags -lao -lpthread"
+	AC_SUBST(ao_cppflags)
+	ao_ldflags="$ao_libs -lao -lpthread"
+	AC_SUBST(ao_ldflags)
 
-	play_errlist_objs="$play_errlist_objs ao_write"
-	play_cmdline_objs="$play_cmdline_objs add_cmdline(ao_write)"
-	play_ldflags="$play_ldflags -lao -lpthread"
+	audiod_errlist_objs="$audiod_errlist_objs ao_write"
+	audiod_cmdline_objs="$audiod_cmdline_objs ao_write"
 
-	write_errlist_objs="$write_errlist_objs ao_write"
-	write_cmdline_objs="$write_cmdline_objs add_cmdline(ao_write)"
-	write_ldflags="$write_ldflags $ao_libs -lao -lpthread"
-	writers="$writers ao"
-	AC_SUBST(ao_cppflags)
 fi
 
 CPPFLAGS="$OLD_CPPFLAGS"
@@ -1011,7 +777,7 @@ if test "$have_curses" != "yes"; then
 fi
 
 if test "$have_readline" = "yes"; then
-	readline_libs="$readline_libs -lreadline"
+	readline_ldflags="$readline_libs -lreadline"
 	AC_SEARCH_LIBS([rl_free_keymap], [readline], [], [have_readline="no"])
 	if test "$have_readline" = "no"; then # try with -lcurses
                 # clear cache
@@ -1019,7 +785,7 @@ if test "$have_readline" = "yes"; then
                 unset ac_cv_search_rl_free_keymap 2> /dev/null
 		AC_SEARCH_LIBS([rl_free_keymap], [readline], [
 			have_readline=yes
-			readline_libs="$readline_libs -lcurses"
+			readline_ldflags="$readline_ldflags -lcurses"
 		], [], [-lcurses])
 	fi
 	if test "$have_readline" = "no"; then # try with -ltermcap
@@ -1028,19 +794,15 @@ if test "$have_readline" = "yes"; then
                 unset ac_cv_search_rl_free_keymap 2> /dev/null
 		AC_SEARCH_LIBS([rl_free_keymap], [readline], [
 			have_readline=yes
-			readline_libs="$readline_libs -ltermcap"
+			readline_ldflags="$readline_ldflags -ltermcap"
 		], [], [-ltermcap])
 	fi
 fi
 
 if test "$have_readline" = "yes"; then
-	client_errlist_objs="$client_errlist_objs interactive"
-	client_ldflags="$client_ldflags $readline_libs"
-	audioc_errlist_objs="$audioc_errlist_objs buffer_tree interactive sched time"
-	audioc_ldflags="$audioc_ldflags $readline_libs"
-	play_errlist_objs="$play_errlist_objs interactive"
-	play_ldflags="$play_ldflags $readline_libs"
+	:
 	AC_SUBST(readline_cppflags)
+	AC_SUBST(readline_ldflags)
 	AC_DEFINE(HAVE_READLINE, 1, define to 1 to turn on readline support)
 else
 	AC_MSG_WARN([libreadline not found or unusable])
@@ -1071,17 +833,12 @@ AC_CHECK_HEADER(samplerate.h, [], have_samplerate=no)
 AC_CHECK_LIB([samplerate], [src_process], [], have_samplerate=no, [])
 
 if test "$have_samplerate" = "yes"; then
-	filter_errlist_objs="$filter_errlist_objs resample_filter check_wav"
-	filter_cmdline_objs="$filter_cmdline_objs add_cmdline(resample_filter)"
-	audiod_errlist_objs="$audiod_errlist_objs resample_filter check_wav"
-	audiod_cmdline_objs="$audiod_cmdline_objs add_cmdline(resample_filter)"
-	play_errlist_objs="$play_errlist_objs resample_filter check_wav"
-	play_cmdline_objs="$play_cmdline_objs add_cmdline(resample_filter)"
-	filter_ldflags="$filter_ldflags $samplerate_libs -lsamplerate"
-	audiod_ldflags="$audiod_ldflags $samplerate_libs -lsamplerate"
-	play_ldflags="$play_ldflags $samplerate_libs -lsamplerate"
-	filters="$filters resample"
 	AC_SUBST(samplerate_cppflags)
+	samplerate_ldflags="$samplerate_libs -lsamplerate"
+	AC_SUBST(samplerate_ldflags)
+
+	audiod_errlist_objs="$audiod_errlist_objs resample_filter check_wav"
+	audiod_cmdline_objs="$audiod_cmdline_objs resample_filter"
 else
 	AC_MSG_WARN([no resample support in para_audiod/para_filter])
 fi
@@ -1094,8 +851,8 @@ if test \( "$have_openssl" = "yes" -o "$have_gcrypt" = "yes" \) \
 
 	build_server="yes"
 	executables="$executables server"
-	server_cmdline_objs="add_cmdline(server)"
-	server_errlist_objs="$server_errlist_objs
+	server_cmdline_objs="server"
+	server_errlist_objs="
 		server
 		afh_common
 		mp3_afh
@@ -1134,7 +891,36 @@ if test \( "$have_openssl" = "yes" -o "$have_gcrypt" = "yes" \) \
 		version
 		ggo
 	"
-	server_ldflags="$server_ldflags $osl_libs -losl"
+	if test "$have_openssl" = "yes"; then
+		server_errlist_objs="$server_errlist_objs crypt"
+	fi
+	if test "$have_gcrypt" = "yes"; then
+		server_errlist_objs="$server_errlist_objs gcrypt"
+	fi
+	if test "$have_vorbis" = "yes" || \
+			test "$have_speex" = "yes" || \
+			test "$have_opus" = "yes"; then
+		server_errlist_objs="$server_errlist_objs ogg_afh_common"
+	fi
+	if test "$have_vorbis" = "yes"; then
+		server_errlist_objs="$server_errlist_objs ogg_afh"
+	fi
+	if test "$have_speex" = "yes"; then
+		server_errlist_objs="$server_errlist_objs spx_afh spx_common"
+	fi
+	if test "$have_opus" = "yes"; then
+		server_errlist_objs="$server_errlist_objs opus_afh opus_common"
+	fi
+	if test "$have_faad" = "yes"; then
+		server_errlist_objs="$server_errlist_objs aac_afh aac_common"
+	fi
+	if test "$have_flac" = "yes"; then
+		server_errlist_objs="$server_errlist_objs flac_afh"
+	fi
+	server_objs="add_cmdline($server_cmdline_objs) $server_errlist_objs"
+	AC_SUBST(server_objs, add_dot_o($server_objs))
+	AC_DEFINE_UNQUOTED(INIT_SERVER_ERRLISTS,
+		objlist_to_errlist($server_errlist_objs), errors used by para_server)
 else
 	build_server="no"
 fi
@@ -1142,8 +928,8 @@ fi
 if test "$have_openssl" = "yes" -o "$have_gcrypt" = "yes"; then
 	build_client="yes"
 	executables="$executables client"
-	client_cmdline_objs="add_cmdline(client)"
-	client_errlist_objs="$client_errlist_objs
+	client_cmdline_objs="client"
+	client_errlist_objs="
 		client
 		net
 		string
@@ -1159,6 +945,19 @@ if test "$have_openssl" = "yes" -o "$have_gcrypt" = "yes"; then
 		version
 		ggo
 	"
+	if test "$have_openssl" = "yes"; then
+		client_errlist_objs="$client_errlist_objs crypt"
+	fi
+	if test "$have_gcrypt" = "yes"; then
+		client_errlist_objs="$client_errlist_objs gcrypt"
+	fi
+	if test "$have_readline" = "yes"; then
+		client_errlist_objs="$client_errlist_objs interactive"
+	fi
+	client_objs="add_cmdline($client_cmdline_objs) $client_errlist_objs"
+	AC_SUBST(client_objs, add_dot_o($client_objs))
+	AC_DEFINE_UNQUOTED(INIT_CLIENT_ERRLISTS,
+		objlist_to_errlist($client_errlist_objs), errors used by para_client)
 else
 	build_client="no"
 fi
@@ -1167,7 +966,16 @@ if test "$have_openssl" = "yes" -o "$have_gcrypt" = "yes"; then
 	build_audiod="yes"
 	executables="$executables audiod"
 	audiod_cmdline_objs="$audiod_cmdline_objs
-		add_cmdline(audiod compress_filter http_recv dccp_recv file_write client amp_filter udp_recv prebuffer_filter)"
+		audiod
+		compress_filter
+		http_recv
+		dccp_recv
+		file_write
+		client
+		amp_filter
+		udp_recv
+		prebuffer_filter
+	"
 	audiod_errlist_objs="$audiod_errlist_objs
 		audiod
 		signal
@@ -1210,9 +1018,410 @@ if test "$have_openssl" = "yes" -o "$have_gcrypt" = "yes"; then
 else
 	build_audiod="no"
 fi
-############################################################# error2.h
-AC_MSG_NOTICE(creating error2.h)
+########################################################################### fade
+if test -n "$mixers"; then
+	build_fade="yes"
+	executables="$executables fade"
+	fade_errlist_objs="$fade_errlist_objs fade exec string fd version ggo"
+	fade_cmdline_objs="fade"
+	fade_objs="add_cmdline($fade_cmdline_objs) $fade_errlist_objs"
+	AC_SUBST(fade_objs, add_dot_o($fade_objs))
+	AC_SUBST(fade_ldflags, $fade_ldflags)
+	AC_DEFINE_UNQUOTED(INIT_FADE_ERRLISTS,
+		objlist_to_errlist($fade_errlist_objs),
+		errors used by para_fade)
+	enum="$(
+		for i in $mixers; do
+			printf "${i}_MIX, " | tr '[a-z]' '[A-Z]'
+		done
+	)"
+	AC_DEFINE_UNQUOTED(MIXER_ENUM, $enum NUM_SUPPORTED_MIXERS,
+		enum of supported mixers)
+	AC_DEFINE_UNQUOTED(DEFAULT_MIXER, $default_mixer,
+		use this mixer if none was specified)
+	names="$(for i in $mixers; do printf \"$i\",' ' ; done)"
+	AC_DEFINE_UNQUOTED(MIXER_NAMES, $names, supported mixer names)
+	inits="$(
+		for i in $mixers; do
+			printf 'extern void '$i'_mix_init(struct mixer *); '
+		done
+	)"
+	AC_DEFINE_UNQUOTED(DECLARE_MIXER_INITS, $inits,
+		init functions of the supported mixers)
+	array="$(for i in $mixers; do printf '{.init = '$i'_mix_init},'; done)"
+	AC_DEFINE_UNQUOTED(MIXER_ARRAY, $array, array of supported mixers)
+	mixer_summary="supported mixers:: $mixers, default: $default_mixer"
+else
+	build_fade="no"
+	AC_MSG_WARN([no mixer support])
+	mixer_summary="para_fade: no"
+fi
+########################################################################### gui
+if test "$have_curses" = "yes"; then
+	build_gui="yes"
+	executables="$executables gui"
+	gui_cmdline_objs="gui"
+	gui_errlist_objs="
+		exec
+		signal
+		string
+		stat
+		ringbuffer
+		fd
+		gui
+		gui_theme
+		time
+		version
+		ggo
+	"
+	gui_objs="add_cmdline($gui_cmdline_objs) $gui_errlist_objs"
+else
+	build_gui="no"
+	AC_MSG_WARN([no curses lib, cannot build para_gui])
+fi
+######################################################################## filter
+filters="
+	compress
+	wav
+	amp
+	fecdec
+	wmadec
+	prebuffer
+"
+filter_errlist_objs="
+	filter_common
+	wav_filter
+	compress_filter
+	filter
+	string
+	stdin
+	stdout
+	sched
+	fd
+	amp_filter
+	ggo
+	fecdec_filter
+	fec
+	version
+	prebuffer_filter
+	time
+	bitstream
+	imdct
+	wma_common
+	wmadec_filter
+	buffer_tree
+	net
+"
+filter_cmdline_objs="
+	filter
+	compress_filter
+	amp_filter
+	prebuffer_filter
+"
+
+if test "$have_vorbis" = "yes"; then
+	filters="$filters oggdec"
+	filter_errlist_objs="$filter_errlist_objs oggdec_filter"
+fi
+if test "$have_speex" = "yes"; then
+	filters="$filters spxdec"
+	filter_errlist_objs="$filter_errlist_objs spxdec_filter spx_common"
+fi
+if test "$have_opus" = "yes"; then
+	filters="$filters opusdec"
+	filter_errlist_objs="$filter_errlist_objs opusdec_filter opus_common"
+fi
+if test "$have_faad" = "yes"; then
+	filter_errlist_objs="$filter_errlist_objs aacdec_filter aac_common"
+	filters="$filters aacdec"
+fi
+if test "$have_mad" = "yes"; then
+	filter_cmdline_objs="$filter_cmdline_objs mp3dec_filter"
+	filter_errlist_objs="$filter_errlist_objs mp3dec_filter"
+	filters="$filters mp3dec"
+fi
+if test "$have_flac" = "yes"; then
+	filter_errlist_objs="$filter_errlist_objs flacdec_filter"
+	filters="$filters flacdec"
+fi
+if test "$have_samplerate" = "yes"; then
+	filter_errlist_objs="$filter_errlist_objs resample_filter check_wav"
+	filter_cmdline_objs="$filter_cmdline_objs resample_filter"
+	filters="$filters resample"
+fi
+########################################################################## recv
+recv_cmdline_objs="
+	recv
+	http_recv
+	dccp_recv
+	udp_recv
+	afh_recv
+"
+
+recv_errlist_objs="
+	http_recv
+	recv_common
+	recv
+	time
+	string
+	net
+	dccp_recv
+	fd
+	sched
+	stdout
+	ggo
+	udp_recv
+	buffer_tree
+	afh_recv
+	afh_common
+	wma_afh
+	wma_common
+	mp3_afh
+	version
+"
+if test "$have_vorbis" = "yes" || \
+		test "$have_speex" = "yes" || \
+		test "$have_opus" = "yes"; then
+	recv_errlist_objs="$recv_errlist_objs ogg_afh_common"
+fi
+if test "$have_vorbis" = "yes"; then
+	recv_errlist_objs="$recv_errlist_objs ogg_afh"
+fi
+if test "$have_speex" = "yes"; then
+	recv_errlist_objs="$recv_errlist_objs spx_afh spx_common"
+fi
+if test "$have_opus" = "yes"; then
+	recv_errlist_objs="$recv_errlist_objs opus_afh opus_common"
+fi
+if test "$have_faad" = "yes"; then
+	recv_errlist_objs="$recv_errlist_objs aac_afh aac_common"
+fi
+if test "$have_flac" = "yes"; then
+	recv_errlist_objs="$recv_errlist_objs flac_afh"
+fi
+recv_objs="add_cmdline($recv_cmdline_objs) $recv_errlist_objs"
+AC_SUBST(recv_objs, add_dot_o($recv_objs))
+AC_DEFINE_UNQUOTED(INIT_RECV_ERRLISTS, objlist_to_errlist($recv_errlist_objs),
+	errors used by para_recv)
+########################################################################### afh
+afh_cmdline_objs="afh"
+afh_errlist_objs="
+	afh
+	string
+	fd
+	mp3_afh
+	afh_common
+	time
+	wma_afh
+	wma_common
+	version
+	ggo
+"
+if test "$have_vorbis" = "yes" || \
+		test "$have_speex" = "yes" || \
+		test "$have_opus" = "yes"; then
+	afh_errlist_objs="$afh_errlist_objs ogg_afh_common"
+fi
+if test "$have_vorbis" = "yes"; then
+	afh_errlist_objs="$afh_errlist_objs ogg_afh"
+fi
+if test "$have_speex" = "yes"; then
+	afh_errlist_objs="$afh_errlist_objs spx_afh spx_common"
+fi
+if test "$have_opus" = "yes"; then
+	afh_errlist_objs="$afh_errlist_objs opus_afh opus_common"
+fi
+if test "$have_faad" = "yes"; then
+	afh_errlist_objs="$afh_errlist_objs aac_common aac_afh"
+fi
+if test "$have_flac" = "yes"; then
+	afh_errlist_objs="$afh_errlist_objs flac_afh"
+fi
+
+afh_objs="add_cmdline($afh_cmdline_objs) $afh_errlist_objs"
+
+AC_SUBST(afh_objs, add_dot_o($afh_objs))
+AC_DEFINE_UNQUOTED(INIT_AFH_ERRLISTS,
+	objlist_to_errlist($afh_errlist_objs), errors used by para_afh)
+########################################################################## play
+play_errlist_objs="
+	play
+	fd
+	sched
+	ggo
+	buffer_tree
+	time
+	string
+	net
+	afh_recv
+	afh_common
+	wma_afh
+	wma_common
+	mp3_afh
+	recv_common
+	udp_recv
+	http_recv
+	dccp_recv
+	filter_common
+	fec
+	bitstream
+	imdct
+	wav_filter
+	compress_filter
+	amp_filter
+	prebuffer_filter
+	fecdec_filter
+	wmadec_filter
+	write_common
+	file_write
+	version
+"
+play_cmdline_objs="
+	http_recv
+	dccp_recv
+	udp_recv
+	afh_recv
+	compress_filter
+	amp_filter
+	prebuffer_filter
+	file_write
+	play
+"
+if test "$have_core_audio" = "yes"; then
+	play_errlist_objs="$play_errlist_objs osx_write ipc"
+	play_cmdline_objs="$play_cmdline_objs osx_write.cmdline"
+fi
+if test "$have_vorbis" = "yes" || \
+		test "$have_speex" = "yes" || \
+		test "$have_opus" = "yes"; then
+	play_errlist_objs="$play_errlist_objs ogg_afh_common"
+fi
+if test "$have_vorbis" = "yes"; then
+	play_errlist_objs="$play_errlist_objs oggdec_filter ogg_afh"
+fi
+if test "$have_speex" = "yes"; then
+	play_errlist_objs="$play_errlist_objs spxdec_filter spx_afh spx_common"
+fi
+if test "$have_opus" = "yes"; then
+	play_errlist_objs="$play_errlist_objs opusdec_filter opus_afh opus_common"
+fi
+if test "$have_faad" = "yes"; then
+	play_errlist_objs="$play_errlist_objs aacdec_filter aac_afh aac_common"
+fi
+if test "$have_mad" = "yes"; then
+	play_cmdline_objs="$play_cmdline_objs mp3dec_filter"
+	play_errlist_objs="$play_errlist_objs mp3dec_filter"
+fi
+if test "$have_flac" = "yes"; then
+	play_errlist_objs="$play_errlist_objs flacdec_filter flac_afh"
+fi
+if test "$have_oss" = "yes"; then
+	play_errlist_objs="$play_errlist_objs oss_write"
+	play_cmdline_objs="$play_cmdline_objs oss_write"
+fi
+if test "$have_alsa" = "yes"; then
+	play_errlist_objs="$play_errlist_objs alsa_write"
+	play_cmdline_objs="$play_cmdline_objs alsa_write"
+fi
+if test "$have_ao" = "yes"; then
+	play_errlist_objs="$play_errlist_objs ao_write"
+	play_cmdline_objs="$play_cmdline_objs ao_write"
+fi
+if test "$have_readline" = "yes"; then
+	play_errlist_objs="$play_errlist_objs interactive"
+fi
+if test "$have_samplerate" = "yes"; then
+	play_errlist_objs="$play_errlist_objs resample_filter check_wav"
+	play_cmdline_objs="$play_cmdline_objs resample_filter"
+fi
 
+play_objs="add_cmdline($play_cmdline_objs) $play_errlist_objs"
+AC_SUBST(play_objs, add_dot_o($play_objs))
+AC_DEFINE_UNQUOTED(INIT_PLAY_ERRLISTS,
+	objlist_to_errlist($play_errlist_objs), errors used by para_play)
+######################################################################### write
+write_cmdline_objs="
+	write
+	file_write
+"
+write_errlist_objs="
+	write
+	write_common
+	file_write
+	time
+	fd
+	string
+	sched
+	stdin
+	buffer_tree
+	ggo
+	check_wav
+	version
+"
+writers="file"
+default_writer="FILE_WRITE"
+
+if test "$have_core_audio" = "yes"; then
+	write_errlist_objs="$write_errlist_objs osx_write ipc"
+	write_cmdline_objs="$write_cmdline_objs osx_write.cmdline"
+	writers="$writers osx"
+	default_writer="OSX_WRITE"
+fi
+if test "$have_ao" = "yes"; then
+	write_errlist_objs="$write_errlist_objs ao_write"
+	write_cmdline_objs="$write_cmdline_objs ao_write"
+	writers="$writers ao"
+	default_writer="AO_WRITE"
+fi
+if test "$have_oss" = "yes"; then
+	write_errlist_objs="$write_errlist_objs oss_write"
+	write_cmdline_objs="$write_cmdline_objs oss_write"
+	writers="$writers oss"
+	default_writer="OSS_WRITE"
+fi
+if test "$have_alsa" = "yes"; then
+	write_errlist_objs="$write_errlist_objs alsa_write"
+	write_cmdline_objs="$write_cmdline_objs alsa_write"
+	writers="$writers alsa"
+	default_writer="ALSA_WRITE"
+fi
+write_objs="add_cmdline($write_cmdline_objs) $write_errlist_objs"
+AC_SUBST(write_objs, add_dot_o($write_objs))
+AC_DEFINE_UNQUOTED(INIT_WRITE_ERRLISTS,
+	objlist_to_errlist($write_errlist_objs), errors used by para_write)
+enum="$(for i in $writers; do printf "${i}_WRITE, " | tr '[a-z]' '[A-Z]'; done)"
+AC_DEFINE_UNQUOTED(WRITER_ENUM, $enum NUM_SUPPORTED_WRITERS,
+	enum of supported writers)
+AC_DEFINE_UNQUOTED(DEFAULT_WRITER, $default_writer, use this writer if none was specified)
+names="$(for i in $writers; do printf \"$i\",' ' ; done)"
+AC_DEFINE_UNQUOTED(WRITER_NAMES, $names, supported writer names)
+inits="$(for i in $writers; do printf 'extern void '$i'_write_init(struct writer *); '; done)"
+AC_DEFINE_UNQUOTED(DECLARE_WRITER_INITS, $inits, init functions of the supported writers)
+array="$(for i in $writers; do printf '{.init = '$i'_write_init},'; done)"
+AC_DEFINE_UNQUOTED(WRITER_ARRAY, $array, array of supported writers)
+######################################################################## audioc
+audioc_cmdline_objs="audioc"
+audioc_errlist_objs="
+	audioc
+	string
+	net
+	fd
+	version
+	ggo
+"
+if test "$have_readline" = "yes"; then
+	audioc_errlist_objs="$audioc_errlist_objs
+		buffer_tree
+		interactive
+		sched
+		time
+	"
+fi
+audioc_objs="add_cmdline($audioc_cmdline_objs) $audioc_errlist_objs"
+AC_SUBST(audioc_objs, add_dot_o($audioc_objs))
+AC_DEFINE_UNQUOTED(INIT_AUDIOC_ERRLISTS,
+	objlist_to_errlist($audioc_errlist_objs), errors used by para_audioc)
+############################################################# error2.h
 # these are always built
 all_errlist_objs="
 	$recv_errlist_objs
@@ -1242,10 +1451,14 @@ fi
 
 all_errlist_objs="$(echo $all_errlist_objs | tr ' ' '\n' | sort | uniq)"
 
+object_executable_matrix=
 for i in $executables; do
-	echo "$i: "
-	eval echo \$${i}_errlist_objs
-done | ./error2.pl > error2.h
+	eval objs=\$${i}_errlist_objs
+	object_executable_matrix="$object_executable_matrix $i: $objs"
+done
+# use echo to replace newlines by space
+AC_SUBST(object_executable_matrix, $(echo $object_executable_matrix))
+
 for obj in $all_errlist_objs; do
 	SS="$SS SS_$(echo $obj | tr 'a-z' 'A-Z'),"
 done
@@ -1253,7 +1466,6 @@ AC_DEFINE_UNQUOTED(DEFINE_ERRLIST_OBJECT_ENUM,
 	[enum {$SS NUM_SS}],
 	[list of all objects that use the paraslash error facility]
 )
-
 ################################################################## status items
 
 status_items="basename status num_played mtime bitrate frequency file_size
@@ -1283,24 +1495,10 @@ AC_DEFINE_UNQUOTED(AUDIO_FORMAT_HANDLERS, "$audio_format_handlers",
 
 AC_SUBST(executables)
 
-recv_objs="$recv_cmdline_objs $recv_errlist_objs"
-filter_objs="$filter_cmdline_objs $filter_errlist_objs"
-audiod_objs="$audiod_cmdline_objs $audiod_errlist_objs"
-server_objs="$server_cmdline_objs $server_errlist_objs"
-write_objs="$write_cmdline_objs $write_errlist_objs"
-client_objs="$client_cmdline_objs $client_errlist_objs"
-audioc_objs="$audioc_cmdline_objs $audioc_errlist_objs"
-afh_objs="$afh_cmdline_objs $afh_errlist_objs"
-play_objs="$play_cmdline_objs $play_errlist_objs"
-
-
-AC_SUBST(recv_objs, add_dot_o($recv_objs))
-AC_SUBST(recv_ldflags, $recv_ldflags)
-AC_DEFINE_UNQUOTED(INIT_RECV_ERRLISTS, objlist_to_errlist($recv_errlist_objs),
-	errors used by para_recv)
+filter_objs="add_cmdline($filter_cmdline_objs) $filter_errlist_objs"
+audiod_objs="add_cmdline($audiod_cmdline_objs) $audiod_errlist_objs"
 
 AC_SUBST(filter_objs, add_dot_o($filter_objs))
-AC_SUBST(filter_ldflags, $filter_ldflags)
 AC_DEFINE_UNQUOTED(INIT_FILTER_ERRLISTS,
 	objlist_to_errlist($filter_errlist_objs), errors used by para_filter)
 
@@ -1309,41 +1507,10 @@ AC_SUBST(audiod_ldflags, $audiod_ldflags)
 AC_DEFINE_UNQUOTED(INIT_AUDIOD_ERRLISTS, objlist_to_errlist($audiod_errlist_objs),
 	errors used by para_audiod)
 
-AC_SUBST(server_objs, add_dot_o($server_objs))
-AC_SUBST(server_ldflags, $server_ldflags)
-AC_DEFINE_UNQUOTED(INIT_SERVER_ERRLISTS,
-	objlist_to_errlist($server_errlist_objs), errors used by para_server)
-
-AC_SUBST(afh_objs, add_dot_o($afh_objs))
-AC_SUBST(afh_ldflags, $afh_ldflags)
-AC_DEFINE_UNQUOTED(INIT_AFH_ERRLISTS,
-	objlist_to_errlist($afh_errlist_objs), errors used by para_afh)
-
-AC_SUBST(write_objs, add_dot_o($write_objs))
-AC_SUBST(write_ldflags, $write_ldflags)
-AC_DEFINE_UNQUOTED(INIT_WRITE_ERRLISTS,
-	objlist_to_errlist($write_errlist_objs), errors used by para_write)
-
-AC_SUBST(client_objs, add_dot_o($client_objs))
-AC_SUBST(client_ldflags, $client_ldflags)
-AC_DEFINE_UNQUOTED(INIT_CLIENT_ERRLISTS,
-	objlist_to_errlist($client_errlist_objs), errors used by para_client)
-
-AC_SUBST(audioc_objs, add_dot_o($audioc_objs))
-AC_SUBST(audioc_ldflags, $audioc_ldflags)
-AC_DEFINE_UNQUOTED(INIT_AUDIOC_ERRLISTS,
-	objlist_to_errlist($audioc_errlist_objs), errors used by para_audioc)
-
 AC_SUBST(gui_objs, add_dot_o($gui_objs))
-AC_SUBST(gui_ldflags, $gui_ldflags)
 AC_DEFINE_UNQUOTED(INIT_GUI_ERRLISTS,
 	objlist_to_errlist($gui_errlist_objs), errors used by para_gui)
 
-AC_SUBST(play_objs, add_dot_o($play_objs))
-AC_SUBST(play_ldflags, $play_ldflags)
-AC_DEFINE_UNQUOTED(INIT_PLAY_ERRLISTS,
-	objlist_to_errlist($play_errlist_objs), errors used by para_play)
-
 enum="$(for i in $filters; do printf "${i}_FILTER, " | tr '[a-z]' '[A-Z]'; done)"
 AC_DEFINE_UNQUOTED(FILTER_ENUM, $enum NUM_SUPPORTED_FILTERS,
 	enum of supported filters)
@@ -1352,17 +1519,6 @@ AC_DEFINE_UNQUOTED(DECLARE_FILTER_INITS, $inits, init functions of the supported
 array="$(for i in $filters; do printf '{.name = "'$i'", .init = '$i'_filter_init},'; done)"
 AC_DEFINE_UNQUOTED(FILTER_ARRAY, $array, array of supported filters)
 
-enum="$(for i in $writers; do printf "${i}_WRITE, " | tr '[a-z]' '[A-Z]'; done)"
-AC_DEFINE_UNQUOTED(WRITER_ENUM, $enum NUM_SUPPORTED_WRITERS,
-	enum of supported writers)
-AC_DEFINE_UNQUOTED(DEFAULT_WRITER, $default_writer, use this writer if none was specified)
-names="$(for i in $writers; do printf \"$i\",' ' ; done)"
-AC_DEFINE_UNQUOTED(WRITER_NAMES, $names, supported writer names)
-inits="$(for i in $writers; do printf 'extern void '$i'_write_init(struct writer *); '; done)"
-AC_DEFINE_UNQUOTED(DECLARE_WRITER_INITS, $inits, init functions of the supported writers)
-array="$(for i in $writers; do printf '{.init = '$i'_write_init},'; done)"
-AC_DEFINE_UNQUOTED(WRITER_ARRAY, $array, array of supported writers)
-
 enum="$(for i in $audiod_audio_formats; do printf "AUDIO_FORMAT_${i}, " | tr '[a-z]' '[A-Z]'; done)"
 AC_DEFINE_UNQUOTED(AUDIOD_AUDIO_FORMATS_ENUM, $enum NUM_AUDIO_FORMATS,
 	enum of audio formats supported by audiod)
@@ -1377,7 +1533,7 @@ unix socket credentials: $have_ucred
 readline (interactive CLIs): $have_readline
 audio formats handlers: $audio_format_handlers
 id3 version2 support: $have_libid3tag
-filters: $filters
+filters: $(echo $filters)
 writers: $writers
 
 $mixer_summary