]> git.tuebingen.mpg.de Git - paraslash.git/blobdiff - configure.ac
build: Create section for para_write.
[paraslash.git] / configure.ac
index 782bedeadacd373e656327393f2bfe502aa25ddd..dc0dd0e08d2fcc02e0a5bbb34f0cecb4f8044e02 100644 (file)
@@ -92,77 +92,6 @@ AC_CHECK_FUNCS([atexit dup2 memchr memmove memset \
 executables="recv filter audioc write afh play"
 audio_format_handlers="mp3 wma"
 
-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
-"
-
-recv_ldflags=""
-
-filter_cmdline_objs="
-       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="audioc"
 audioc_errlist_objs="
        audioc
@@ -174,87 +103,6 @@ audioc_errlist_objs="
 "
 audioc_ldflags=""
 
-afh_cmdline_objs="afh"
-afh_errlist_objs="
-       afh
-       string
-       fd
-       mp3_afh
-       afh_common
-       time
-       wma_afh
-       wma_common
-       version
-       ggo
-"
-afh_ldflags=""
-
-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
-"
-write_ldflags=""
-writers="file"
-default_writer="FILE_WRITE"
-
-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
-"
-play_ldflags="-lm"
 ################################################################## clock_gettime
 clock_gettime_lib=
 AC_CHECK_LIB([c], [clock_gettime], [clock_gettime_lib=c], [
@@ -503,21 +351,12 @@ 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
@@ -609,23 +448,15 @@ if test "$have_vorbis" = "yes" || \
                ogg_ldflags="-Wl,-bind_at_load $ogg_ldflags"
        fi
        AC_SUBST(ogg_ldflags)
-       afh_errlist_objs="$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="$play_errlist_objs ogg_afh_common"
 fi
 if test "$have_vorbis" = "yes"; then
        AC_DEFINE(HAVE_OGGVORBIS, 1, define to 1 to turn on ogg/vorbis support)
-       filters="$filters oggdec"
        vorbis_ldflags="$vorbis_libs -lvorbis -lvorbisfile"
        AC_SUBST(vorbis_ldflags)
 
        server_errlist_objs="$server_errlist_objs ogg_afh"
-       filter_errlist_objs="$filter_errlist_objs oggdec_filter"
        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"
@@ -636,14 +467,9 @@ if test "$have_speex" = "yes"; then
        speex_ldflags="$speex_libs -lspeex"
        AC_SUBST(speex_ldflags)
 
-       filters="$filters spxdec"
 
        server_errlist_objs="$server_errlist_objs spx_afh spx_common"
-       filter_errlist_objs="$filter_errlist_objs spxdec_filter spx_common"
        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"
@@ -656,14 +482,9 @@ if test "$have_opus" = "yes"; then
        opus_ldflags="$opus_libs -lopus"
        AC_SUBST(opus_ldflags)
 
-       filters="$filters opusdec"
 
        server_errlist_objs="$server_errlist_objs opus_afh opus_common"
-       filter_errlist_objs="$filter_errlist_objs opusdec_filter opus_common"
        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"
@@ -698,18 +519,11 @@ if test "$have_faad" = "yes"; then
        faad_ldflags="$faad_libs -lfaad"
        AC_SUBST(faad_ldflags)
 
-       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"
 
        audiod_audio_formats="$audiod_audio_formats aac"
        audio_format_handlers="$audio_format_handlers aac"
-       filters="$filters aacdec"
-else
-       AC_MSG_WARN([no aac support in para_audiod/para_filter])
 fi
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
@@ -743,14 +557,9 @@ if test "$have_mad" = "yes"; then
        AC_SUBST(mad_cppflags)
        mad_ldflags="$mad_libs -lmad"
        AC_SUBST(mad_ldflags)
-       filter_cmdline_objs="$filter_cmdline_objs mp3dec_filter"
        audiod_cmdline_objs="$audiod_cmdline_objs mp3dec_filter"
-       play_cmdline_objs="$play_cmdline_objs mp3dec_filter"
-       filter_errlist_objs="$filter_errlist_objs mp3dec_filter"
        audiod_errlist_objs="$audiod_errlist_objs mp3dec_filter"
-       play_errlist_objs="$play_errlist_objs mp3dec_filter"
        audiod_audio_formats="$audiod_audio_formats mp3"
-       filters="$filters mp3dec"
 else
        AC_MSG_WARN([no mp3dec support in para_audiod/para_filter])
 fi
@@ -818,13 +627,8 @@ if test "$have_flac" = "yes"; then
        flac_ldflags="$flac_libs -lFLAC"
        AC_SUBST(flac_ldflags)
 
-       filter_errlist_objs="$filter_errlist_objs flacdec_filter"
        audiod_errlist_objs="$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"
-       filters="$filters flacdec"
        audio_format_handlers="$audio_format_handlers flac"
        audiod_audio_formats="$audiod_audio_formats flac"
 else
@@ -843,16 +647,10 @@ 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="$audiod_cmdline_objs oss_write"
-       play_cmdline_objs="$play_cmdline_objs oss_write"
 
-       write_errlist_objs="$write_errlist_objs oss_write"
-       write_cmdline_objs="$write_cmdline_objs oss_write"
        fade_errlist_objs="$fade_errlist_objs oss_mix"
 
-       writers="$writers oss"
-       default_writer="OSS_WRITE"
        mixers="${mixers}oss "
        default_mixer="OSS_MIX"
 
@@ -901,15 +699,9 @@ if test "$have_alsa" = "yes"; then
        AC_SUBST(alsa_ldflags)
        audiod_errlist_objs="$audiod_errlist_objs alsa_write"
        audiod_cmdline_objs="$audiod_cmdline_objs alsa_write"
-       play_errlist_objs="$play_errlist_objs alsa_write"
-       play_cmdline_objs="$play_cmdline_objs alsa_write"
 
-       write_errlist_objs="$write_errlist_objs alsa_write"
-       write_cmdline_objs="$write_cmdline_objs alsa_write"
        fade_errlist_objs="$fade_errlist_objs alsa_mix"
 
-       writers="$writers alsa"
-       default_writer="ALSA_WRITE"
        mixers="${mixers}alsa "
        default_mixer="ALSA_MIX"
 fi
@@ -968,12 +760,6 @@ if test "$have_ao" = "yes"; then
        audiod_errlist_objs="$audiod_errlist_objs ao_write"
        audiod_cmdline_objs="$audiod_cmdline_objs ao_write"
 
-       play_errlist_objs="$play_errlist_objs ao_write"
-       play_cmdline_objs="$play_cmdline_objs ao_write"
-
-       write_errlist_objs="$write_errlist_objs ao_write"
-       write_cmdline_objs="$write_cmdline_objs ao_write"
-       writers="$writers ao"
 fi
 
 CPPFLAGS="$OLD_CPPFLAGS"
@@ -1039,7 +825,6 @@ if test "$have_readline" = "yes"; then
        AC_SUBST(readline_ldflags)
        client_errlist_objs="$client_errlist_objs interactive"
        audioc_errlist_objs="$audioc_errlist_objs buffer_tree interactive sched time"
-       play_errlist_objs="$play_errlist_objs interactive"
        AC_DEFINE(HAVE_READLINE, 1, define to 1 to turn on readline support)
 else
        AC_MSG_WARN([libreadline not found or unusable])
@@ -1074,13 +859,8 @@ if test "$have_samplerate" = "yes"; then
        samplerate_ldflags="$samplerate_libs -lsamplerate"
        AC_SUBST(samplerate_ldflags)
 
-       filter_errlist_objs="$filter_errlist_objs resample_filter check_wav"
-       filter_cmdline_objs="$filter_cmdline_objs resample_filter"
        audiod_errlist_objs="$audiod_errlist_objs resample_filter check_wav"
        audiod_cmdline_objs="$audiod_cmdline_objs resample_filter"
-       play_errlist_objs="$play_errlist_objs resample_filter check_wav"
-       play_cmdline_objs="$play_cmdline_objs resample_filter"
-       filters="$filters resample"
 else
        AC_MSG_WARN([no resample support in para_audiod/para_filter])
 fi
@@ -1278,44 +1058,364 @@ else
        build_gui="no"
        AC_MSG_WARN([no curses lib, cannot build para_gui])
 fi
-############################################################# error2.h
-# these are always built
-all_errlist_objs="
-       $recv_errlist_objs
-       $filter_errlist_objs
-       $audioc_errlist_objs
-       $write_errlist_objs
-       $afh_errlist_objs
-       $play_errlist_objs
+######################################################################## filter
+filters="
+       compress
+       wav
+       amp
+       fecdec
+       wmadec
+       prebuffer
 "
-
-# optional executables
-if test "$build_server" = "yes"; then
-       all_errlist_objs="$all_errlist_objs $server_errlist_objs"
-fi
-if test "$build_gui" = "yes"; then
-       all_errlist_objs="$all_errlist_objs $gui_errlist_objs"
-fi
-if test "$build_fade" = "yes"; then
-       all_errlist_objs="$all_errlist_objs $fade_errlist_objs"
-fi
-if test "$build_client" = "yes"; then
-       all_errlist_objs="$all_errlist_objs $client_errlist_objs"
-fi
-if test "$build_audiod" = "yes"; then
-       all_errlist_objs="$all_errlist_objs $audiod_errlist_objs"
-fi
-
-all_errlist_objs="$(echo $all_errlist_objs | tr ' ' '\n' | sort | uniq)"
-
-object_executable_matrix=
-for i in $executables; do
-       eval objs=\$${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 $object_executable_matrix))
-
+filter_errlist_objs="
+       filter_common
+       wav_filter
+       compress_filter
+       filter
+       string
+       stdin
+       stdout
+       sched
+       fd
+       amp_filter
+       ggo
+       fecdec_filter
+       fec
+       version
+       prebuffer_filter
+       time
+       bitstream
+       imdct
+       wma_common
+       wmadec_filter
+       buffer_tree
+       net
+"
+filter_cmdline_objs="
+       filter
+       compress_filter
+       amp_filter
+       prebuffer_filter
+"
+
+if test "$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)
+############################################################# error2.h
+# these are always built
+all_errlist_objs="
+       $recv_errlist_objs
+       $filter_errlist_objs
+       $audioc_errlist_objs
+       $write_errlist_objs
+       $afh_errlist_objs
+       $play_errlist_objs
+"
+
+# optional executables
+if test "$build_server" = "yes"; then
+       all_errlist_objs="$all_errlist_objs $server_errlist_objs"
+fi
+if test "$build_gui" = "yes"; then
+       all_errlist_objs="$all_errlist_objs $gui_errlist_objs"
+fi
+if test "$build_fade" = "yes"; then
+       all_errlist_objs="$all_errlist_objs $fade_errlist_objs"
+fi
+if test "$build_client" = "yes"; then
+       all_errlist_objs="$all_errlist_objs $client_errlist_objs"
+fi
+if test "$build_audiod" = "yes"; then
+       all_errlist_objs="$all_errlist_objs $audiod_errlist_objs"
+fi
+
+all_errlist_objs="$(echo $all_errlist_objs | tr ' ' '\n' | sort | uniq)"
+
+object_executable_matrix=
+for i in $executables; do
+       eval objs=\$${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 $obj | tr 'a-z' 'A-Z'),"
 done
@@ -1352,24 +1452,13 @@ AC_DEFINE_UNQUOTED(AUDIO_FORMAT_HANDLERS, "$audio_format_handlers",
 
 AC_SUBST(executables)
 
-recv_objs="add_cmdline($recv_cmdline_objs) $recv_errlist_objs"
 filter_objs="add_cmdline($filter_cmdline_objs) $filter_errlist_objs"
 audiod_objs="add_cmdline($audiod_cmdline_objs) $audiod_errlist_objs"
 server_objs="add_cmdline($server_cmdline_objs) $server_errlist_objs"
-write_objs="add_cmdline($write_cmdline_objs) $write_errlist_objs"
 client_objs="add_cmdline($client_cmdline_objs) $client_errlist_objs"
 audioc_objs="add_cmdline($audioc_cmdline_objs) $audioc_errlist_objs"
-afh_objs="add_cmdline($afh_cmdline_objs) $afh_errlist_objs"
-play_objs="add_cmdline($play_cmdline_objs) $play_errlist_objs"
-gui_objs="add_cmdline($gui_cmdline_objs) $gui_errlist_objs"
-
-AC_SUBST(recv_objs, add_dot_o($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)
 
 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)
 
@@ -1383,16 +1472,6 @@ 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, $client_ldflags)
 AC_DEFINE_UNQUOTED(INIT_CLIENT_ERRLISTS,
@@ -1407,11 +1486,6 @@ AC_SUBST(gui_objs, add_dot_o($gui_objs))
 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)
@@ -1420,17 +1494,6 @@ 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)