build: Remove check for buggy snprintf().
[paraslash.git] / configure.ac
index c616b0a5ce67ebf7e82bfb279984c167286313df..ff32efe3e86997b09869545dc75d11a0de5342e6 100644 (file)
@@ -1,12 +1,14 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_PREREQ(2.60)
+AC_PREREQ([2.61])
 
-
-AC_INIT(paraslash, [git], maan@systemlinux.org)
+AC_INIT([paraslash],[git],[maan@systemlinux.org])
 AC_CONFIG_HEADER([config.h])
 
+AC_CONFIG_FILES([Makefile])
+AC_DEFUN([add_dot_o],[$(for i in $@; do printf "$i.o "; 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
        AC_MSG_ERROR(unable to determine system type)
@@ -34,6 +36,7 @@ test -z "$help2man" && AC_MSG_ERROR(
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_INSTALL
+AC_SUBST(install_sh, [$INSTALL])
 AC_REPLACE_FNMATCH
 
 AC_HEADER_DIRENT
@@ -74,7 +77,6 @@ AC_FUNC_MKTIME
 AC_FUNC_MMAP
 AC_FUNC_REALLOC
 AC_FUNC_SELECT_ARGTYPES
-AC_TYPE_SIGNAL
 AC_FUNC_STAT
 AC_FUNC_STRFTIME
 AC_FUNC_VPRINTF
@@ -87,165 +89,140 @@ 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])])
 
-cmdline_dir="cmdline"
-AC_SUBST(cmdline_dir)
 AC_DEFUN([add_cmdline],[$(for i in $@; do printf "${i}.cmdline "; done)])
 
 
 all_errlist_objs="mp3_afh afh_common net string signal time daemon
-       stat afh fade amp_filter fd ringbuffer sched audiod
+       stat afh amp_filter fd ringbuffer sched audiod
        grab_client filter_common wav_filter compress_filter http_recv
        dccp_recv recv_common write_common file_write audiod_command
        client_common recv stdout filter stdin audioc write client
        exec send_common ggo udp_recv color fec fecdec_filter
-       prebuffer_filter audiod_command_list bitstream imdct
+       prebuffer_filter bitstream imdct check_wav
        wma_afh wma_common wmadec_filter buffer_tree crypt_common
-       gui gui_theme sideband"
+       gui gui_theme sideband afh_recv play version"
+
+executables="recv filter audioc write client afh audiod play"
 
-executables="recv filter audioc write client afh audiod"
+recv_cmdline_objs="add_cmdline(recv http_recv dccp_recv udp_recv afh_recv)"
 
-recv_cmdline_objs="add_cmdline(recv http_recv dccp_recv udp_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_errlist_objs="http_recv recv_common recv time string net dccp_recv
-       fd sched stdout ggo udp_recv buffer_tree"
 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
+       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"
+audioc_errlist_objs="
+       audioc
+       string
+       net
+       fd
+       version
+       ggo
+"
 audioc_ldflags=""
 
 audiod_cmdline_objs="add_cmdline(audiod compress_filter http_recv dccp_recv file_write client amp_filter udp_recv prebuffer_filter)"
 audiod_errlist_objs="audiod signal string daemon stat net crypt_common sideband
        time grab_client filter_common wav_filter compress_filter amp_filter http_recv dccp_recv
        recv_common fd sched write_common file_write audiod_command fecdec_filter
-       client_common ggo udp_recv color fec prebuffer_filter audiod_command_list
+       client_common ggo udp_recv color fec prebuffer_filter version
        bitstream imdct wma_common wmadec_filter buffer_tree"
 audiod_ldflags="-lm"
 audiod_audio_formats="wma"
 
 afh_cmdline_objs="add_cmdline(afh)"
-afh_errlist_objs="afh string fd mp3_afh afh_common time wma_afh wma_common"
+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"
+       buffer_tree ggo check_wav version"
 write_ldflags=""
 writers=" file"
 default_writer="FILE_WRITE"
 
 client_cmdline_objs="add_cmdline(client)"
-client_errlist_objs="client net string fd sched stdin stdout time sideband
-       client_common buffer_tree crypt_common"
+client_errlist_objs="
+       client
+       net
+       string
+       fd
+       sched
+       stdin
+       stdout
+       time
+       sideband
+       client_common
+       buffer_tree
+       crypt_common
+       version
+       ggo
+"
 client_ldflags=""
 
 gui_cmdline_objs="add_cmdline(gui)"
-gui_errlist_objs="exec signal string stat ringbuffer fd gui gui_theme"
+gui_errlist_objs="
+       exec
+       signal
+       string
+       stat
+       ringbuffer
+       fd
+       gui
+       gui_theme
+       time
+       version
+       ggo
+"
 gui_objs="$gui_cmdline_objs $gui_errlist_objs"
-
-fade_cmdline_objs="add_cmdline(fade)"
-fade_errlist_objs="fade exec string fd"
-
-
-########################################################################### snprintf
-# ===========================================================================
-#        http://www.nongnu.org/autoconf-archive/ax_func_snprintf.html
-# ===========================================================================
-#
-# SYNOPSIS
-#
-#   AX_FUNC_SNPRINTF
-#
-# DESCRIPTION
-#
-#   Checks for a fully C99 compliant snprintf, in particular checks whether
-#   it does bounds checking and returns the correct string length; does the
-#   same check for vsnprintf. If no working snprintf or vsnprintf is found,
-#   it prints an error message and aborts.
-#
-# LICENSE
-#
-#   Copyright (c) 2008 Ruediger Kuhlmann <info@ruediger-kuhlmann.de>
-#
-#   Copying and distribution of this file, with or without modification, are
-#   permitted in any medium without royalty provided the copyright notice
-#   and this notice are preserved.
-
-AU_ALIAS([AC_FUNC_SNPRINTF], [AX_FUNC_SNPRINTF])
-AC_DEFUN([AX_FUNC_SNPRINTF],
-[AC_CHECK_FUNCS(snprintf vsnprintf)
-AC_MSG_CHECKING(for working snprintf)
-AC_CACHE_VAL(ac_cv_have_working_snprintf,
-[AC_TRY_RUN(
-[#include <stdio.h>
-
-int main(void)
-{
-    char bufs[5] = { 'x', 'x', 'x', '\0', '\0' };
-    char bufd[5] = { 'x', 'x', 'x', '\0', '\0' };
-    int i;
-    i = snprintf (bufs, 2, "%s", "111");
-    if (strcmp (bufs, "1")) exit (1);
-    if (i != 3) exit (1);
-    i = snprintf (bufd, 2, "%d", 111);
-    if (strcmp (bufd, "1")) exit (1);
-    if (i != 3) exit (1);
-    exit(0);
-}], ac_cv_have_working_snprintf=yes, ac_cv_have_working_snprintf=no, ac_cv_have_working_snprintf=cross)])
-AC_MSG_RESULT([$ac_cv_have_working_snprintf])
-AC_MSG_CHECKING(for working vsnprintf)
-AC_CACHE_VAL(ac_cv_have_working_vsnprintf,
-[AC_TRY_RUN(
-[#include <stdio.h>
-#include <stdarg.h>
-
-int my_vsnprintf (char *buf, const char *tmpl, ...)
-{
-    int i;
-    va_list args;
-    va_start (args, tmpl);
-    i = vsnprintf (buf, 2, tmpl, args);
-    va_end (args);
-    return i;
-}
-
-int main(void)
-{
-    char bufs[5] = { 'x', 'x', 'x', '\0', '\0' };
-    char bufd[5] = { 'x', 'x', 'x', '\0', '\0' };
-    int i;
-    i = my_vsnprintf (bufs, "%s", "111");
-    if (strcmp (bufs, "1")) exit (1);
-    if (i != 3) exit (1);
-    i = my_vsnprintf (bufd, "%d", 111);
-    if (strcmp (bufd, "1")) exit (1);
-    if (i != 3) exit (1);
-    exit(0);
-}], ac_cv_have_working_vsnprintf=yes, ac_cv_have_working_vsnprintf=no, ac_cv_have_working_vsnprintf=cross)])
-AC_MSG_RESULT([$ac_cv_have_working_vsnprintf])
-if test x$ac_cv_have_working_snprintf$ac_cv_have_working_vsnprintf != "xyesyes"; then
-AC_MSG_ERROR([fatal: buggy snprintf() detected])
-fi])
-AX_FUNC_SNPRINTF()
+play_errlist_objs="play fd sched ggo buffer_tree time string net
+       afh_recv afh_common
+       wma_afh wma_common mp3_afh
+       recv_common udp_recv http_recv dccp_recv
+       filter_common fec bitstream imdct
+       wav_filter compress_filter amp_filter prebuffer_filter fecdec_filter
+               wmadec_filter
+       write_common file_write
+       version
+"
+play_cmdline_objs="add_cmdline(http_recv dccp_recv udp_recv afh_recv compress_filter amp_filter prebuffer_filter file_write play)"
+play_ldflags="-lm"
+################################################################## clock_gettime
+clock_gettime_lib=
+AC_CHECK_LIB([c], [clock_gettime], [clock_gettime_lib=c], [
+       AC_CHECK_LIB([rt], [clock_gettime], [clock_gettime_lib=rt], [], [])
+])
+if test -n "$clock_gettime_lib"; then
+       AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [
+               define to 1 if clock_gettime() is supported])
+fi
+if test "$clock_gettime_lib" = "rt"; then
+       AC_SUBST(clock_gettime_ldflags, -lrt)
+fi
 ########################################################################### osl
 have_osl=yes
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
-AC_ARG_WITH(osl_headers, [AC_HELP_STRING(--with-osl-headers=dir,
+AC_ARG_WITH(osl_headers, [AS_HELP_STRING(--with-osl-headers=dir,
        [look for osl.h also in dir])])
 if test -n "$with_osl_headers"; then
        osl_cppflags="-I$with_osl_headers"
        CPPFLAGS="$CPPFLAGS $osl_cppflags"
 fi
-AC_ARG_WITH(osl_libs, [AC_HELP_STRING(--with-osl-libs=dir,
+AC_ARG_WITH(osl_libs, [AS_HELP_STRING(--with-osl-libs=dir,
        [look for libosl also in dir])])
 if test -n "$with_osl_libs"; then
        osl_libs="-L$with_osl_libs"
@@ -265,20 +242,50 @@ else
        extras="$extras server"
        executables="$executables server"
        server_cmdline_objs="add_cmdline(server)"
-       server_errlist_objs="server afh_common mp3_afh vss command net
-               string signal time daemon http_send close_on_fork mm
-               crypt_common ipc dccp_send fd user_list chunk_queue
-               afs aft mood score attribute blob playlist sched acl
-               send_common udp_send color fec server_command_list
-               afs_command_list wma_afh wma_common sideband"
-
+       server_errlist_objs="
+               server
+               afh_common
+               mp3_afh
+               vss command
+               net
+               string
+               signal
+               time
+               daemon
+               http_send
+               close_on_fork
+               mm
+               crypt_common
+               ipc dccp_send
+               fd
+               user_list
+               chunk_queue
+               afs
+               aft
+               mood
+               score
+               attribute
+               blob
+               playlist
+               sched
+               acl
+               send_common
+               udp_send
+               color
+               fec
+               wma_afh
+               wma_common
+               sideband
+               version
+               ggo
+       "
        all_errlist_objs="$all_errlist_objs server vss command
                http_send close_on_fork mm ipc dccp_send user_list
                chunk_queue afs aft mood score attribute blob playlist
-               acl udp_send server_command_list afs_command_list"
+               acl udp_send"
 
        server_ldflags=""
-       server_audio_formats="mp3 wma"
+       audio_format_handlers="mp3 wma"
        AC_SUBST(osl_cppflags)
        server_ldflags="$server_ldflags $osl_libs -losl"
 fi
@@ -302,16 +309,16 @@ esac
 ###################################################################### openssl
 if test "$check_openssl" = "yes"; then
        OLD_CPPFLAGS="$CPPFLAGS"
-       OLD_LD_FLAGS="$LDFLAGS"
+       OLD_LDFLAGS="$LDFLAGS"
        OLD_LIBS="$LIBS"
        have_openssl="yes"
-       AC_ARG_WITH(openssl_headers, [AC_HELP_STRING(--with-openssl-headers=dir,
+       AC_ARG_WITH(openssl_headers, [AS_HELP_STRING(--with-openssl-headers=dir,
                [look for openssl headers also in dir])])
        if test -n "$with_openssl_headers"; then
                openssl_cppflags="-I$with_openssl_headers"
                CPPFLAGS="$CPPFLAGS $openssl_cppflags"
        fi
-       AC_ARG_WITH(openssl_libs, [AC_HELP_STRING(--with-openssl-libs=dir,
+       AC_ARG_WITH(openssl_libs, [AS_HELP_STRING(--with-openssl-libs=dir,
                [look for openssl libraries also in dir])])
        if test -n "$with_openssl_libs"; then
                openssl_libs="-L$with_openssl_libs"
@@ -359,16 +366,16 @@ fi
 ########################################################################### gcrypt
 if test "$check_gcrypt" = "yes"; then
        OLD_CPPFLAGS="$CPPFLAGS"
-       OLD_LD_FLAGS="$LDFLAGS"
+       OLD_LDFLAGS="$LDFLAGS"
        OLD_LIBS="$LIBS"
        have_gcrypt="yes"
-       AC_ARG_WITH(gcrypt_headers, [AC_HELP_STRING(--with-gcrypt-headers=dir,
+       AC_ARG_WITH(gcrypt_headers, [AS_HELP_STRING(--with-gcrypt-headers=dir,
                [look for gcrypt headers also in dir])])
        if test -n "$with_gcrypt_headers"; then
                gcrypt_cppflags="-I$with_gcrypt_headers"
                CPPFLAGS="$CPPFLAGS $gcrypt_cppflags"
        fi
-       AC_ARG_WITH(gcrypt_libs, [AC_HELP_STRING(--with-gcrypt-libs=dir,
+       AC_ARG_WITH(gcrypt_libs, [AS_HELP_STRING(--with-gcrypt-libs=dir,
                [look for libgcrypt also in dir])])
        if test -n "$with_gcrypt_libs"; then
                gcrypt_libs="-L$with_gcrypt_libs"
@@ -428,30 +435,38 @@ AC_SEARCH_LIBS([inet_ntoa],[nsl],[],[
 ],[])
 ########################################################################### ucred
 AC_MSG_CHECKING(for struct ucred)
-AC_TRY_LINK([
+AC_LINK_IFELSE([AC_LANG_PROGRAM([[
        #define _GNU_SOURCE
        #include <sys/types.h>
        #include <sys/socket.h>
-],[
+]], [[
        struct ucred sucred; sucred.pid=0;
-],[have_ucred=yes],[have_ucred=no])
+]])],[have_ucred=yes],[have_ucred=no])
 AC_MSG_RESULT($have_ucred)
 if test ${have_ucred} = yes; then
        AC_DEFINE(HAVE_UCRED, 1, define to 1 you have struct ucred)
 fi
-
+########################################################################### gengetopt
+echo 'option "z" z "" flag off' | $gengetopt --file-name conftest-ggo &&
+AC_CHECK_DECL(
+       [gengetopt_args_info_description],
+       [ggo_descriptions_declared=yes],
+       [ggo_descriptions_declared=no],
+       [#include "conftest-ggo.h"]
+)
+AC_SUBST(ggo_descriptions_declared)
 ########################################################################### curses
 have_curses="yes"
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
-AC_ARG_WITH(curses_headers, [AC_HELP_STRING(--with-curses-headers=dir,
+AC_ARG_WITH(curses_headers, [AS_HELP_STRING(--with-curses-headers=dir,
        [look for curses.h also in dir])])
 if test -n "$with_curses_headers"; then
        curses_cppflags="-I$with_curses_headers"
        CPPFLAGS="$CPPFLAGS $curses_cppflags"
 fi
-AC_ARG_WITH(curses_libs, [AC_HELP_STRING(--with-curses-libs=dir,
+AC_ARG_WITH(curses_libs, [AS_HELP_STRING(--with-curses-libs=dir,
        [look for libcurses also in dir])])
 if test -n "$with_curses_libs"; then
        curses_libs="-L$with_curses_libs"
@@ -460,16 +475,21 @@ fi
 AC_CHECK_HEADER(curses.h, [], [
        have_curses="no"
 ])
-AC_CHECK_LIB([curses], [initscr], [], [
-       have_curses="no"
-])
+gui_ldflags="$curses_libs"
+AC_CHECK_LIB([ncursesw], [initscr],
+       [gui_ldflags="$curses_libs -lncursesw"], [
+               AC_CHECK_LIB([curses], [initscr],
+                       [gui_ldflags="$curses_libs -lcurses"],
+                       [have_curses="no"]
+               )
+       ]
+)
 if test "$have_curses" = "yes"; then
        AC_SUBST(curses_cppflags)
-       AC_DEFINE(HAVE_NCURSES, 1, [define to 1 to turn on curses support])
        extras="$extras gui"
        executables="$executables gui"
 else
-       AC_MSG_WARN([cannot build para_gui])
+       AC_MSG_WARN([no curses lib, cannot build para_gui])
 fi
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
@@ -477,13 +497,13 @@ LIBS="$OLD_LIBS"
 
 ########################################################################### ip_mreqn
 AC_MSG_CHECKING(for struct ip_mreqn (UDPv4 multicast))
-AC_TRY_LINK([
+AC_LINK_IFELSE([AC_LANG_PROGRAM([[
        #include <netdb.h>
        #include <net/if.h>
-],[
+]], [[
        struct ip_mreqn mn;
        mn.imr_ifindex = 0;
-],[have_ip_mreqn=yes],[have_ip_mreqn=no])
+]])],[have_ip_mreqn=yes],[have_ip_mreqn=no])
 AC_MSG_RESULT($have_ip_mreqn)
 if test ${have_ip_mreqn} = yes; then
        AC_DEFINE(HAVE_IP_MREQN, 1, define to 1 you have struct ip_mreqn)
@@ -491,11 +511,11 @@ fi
 ########################################################################### osx
 
 AC_MSG_CHECKING(for CoreAudio (MacOs))
-AC_TRY_LINK([
+AC_LINK_IFELSE([AC_LANG_PROGRAM([[
        #include <CoreAudio/CoreAudio.h>
-],[
+]], [[
        AudioDeviceID id;
-],[have_core_audio=yes],[have_core_audio=no])
+]])],[have_core_audio=yes],[have_core_audio=no])
 AC_MSG_RESULT($have_core_audio)
 if test ${have_core_audio} = yes; then
        f1="-framework CoreAudio"
@@ -515,6 +535,10 @@ if test ${have_core_audio} = yes; then
        audiod_cmdline_objs="$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"
@@ -522,23 +546,27 @@ if test ${have_core_audio} = yes; then
        default_writer="OSX_WRITE"
        AC_DEFINE(HAVE_CORE_AUDIO, 1, define to 1 on Mac Os X)
 fi
-########################################################### ogg/vorbis/speex
+####################################################### ogg/vorbis/speex/opus
 have_ogg="yes"
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
-AC_ARG_WITH(ogg_headers, [AC_HELP_STRING(--with-ogg-headers=dir,
+AC_ARG_WITH(ogg_headers, [AS_HELP_STRING(--with-ogg-headers=dir,
        [look for ogg headers also in dir])])
-AC_ARG_WITH(ogg_libs, [AC_HELP_STRING(--with-ogg-libs=dir,
+AC_ARG_WITH(ogg_libs, [AS_HELP_STRING(--with-ogg-libs=dir,
        [look for ogg libs also in dir])])
-AC_ARG_WITH(vorbis_headers, [AC_HELP_STRING(--with-vorbis-headers=dir,
+AC_ARG_WITH(vorbis_headers, [AS_HELP_STRING(--with-vorbis-headers=dir,
        [look for vorbis headers also in dir])])
-AC_ARG_WITH(vorbis_libs, [AC_HELP_STRING(--with-vorbis-libs=dir,
+AC_ARG_WITH(vorbis_libs, [AS_HELP_STRING(--with-vorbis-libs=dir,
        [look for vorbis libs also in dir])])
-AC_ARG_WITH(speex_headers, [AC_HELP_STRING(--with-speex-headers=dir,
+AC_ARG_WITH(speex_headers, [AS_HELP_STRING(--with-speex-headers=dir,
        [look for speex headers also in dir])])
-AC_ARG_WITH(speex_libs, [AC_HELP_STRING(--with-speex-libs=dir,
+AC_ARG_WITH(speex_libs, [AS_HELP_STRING(--with-speex-libs=dir,
        [look for speex libs also in dir])])
+AC_ARG_WITH(opus_headers, [AS_HELP_STRING(--with-opus-headers=dir,
+       [look for opus headers also in dir])])
+AC_ARG_WITH(opus_libs, [AS_HELP_STRING(--with-opus-libs=dir,
+       [look for opus libs also in dir])])
 
 if test -n "$with_ogg_headers"; then
        ogg_cppflags="-I$with_ogg_headers"
@@ -553,6 +581,7 @@ AC_CHECK_LIB([ogg], [ogg_stream_init], [], [ have_ogg="no" ])
 
 have_vorbis="yes"
 have_speex="yes"
+have_opus="yes"
 if test "$have_ogg" = "yes"; then
        # vorbis
        if test -n "$with_vorbis_headers"; then
@@ -577,14 +606,29 @@ if test "$have_ogg" = "yes"; then
        fi
        AC_CHECK_LIB([speex], [speex_decoder_init], [], [ have_speex="no" ])
        AC_CHECK_HEADERS([speex/speex.h], [], [ have_speex="no" ])
+
+       # opus
+       if test -n "$with_opus_headers"; then
+               opus_cppflags="-I$with_opus_headers"
+               CPPFLAGS="$CPPFLAGS $opus_cppflags"
+       fi
+       if test -n "$with_opus_libs"; then
+               opus_libs="-L$with_opus_libs"
+               LDFLAGS="$LDFLAGS $opus_libs"
+       fi
+       AC_CHECK_LIB([opus], [opus_multistream_decode], [], [ have_opus="no" ])
+       AC_CHECK_HEADERS([opus/opus.h], [], [ have_opus="no" ])
 else
-       AC_MSG_WARN([vorbis/speex depend on libogg, which was not detected])
+       AC_MSG_WARN([vorbis/speex/opus depend on libogg, which was not detected])
        have_vorbis="no"
        have_speex="no"
+       have_opus="no"
 fi
 
 msg="support in para_server/para_filter/para_afh"
-if test "$have_vorbis" = "yes" || test "$have_speex" = "yes"; then
+if test "$have_vorbis" = "yes" || \
+               test "$have_speex" = "yes" || \
+               test "$have_opus" = "yes"; then
        AC_SUBST(ogg_cppflags)
        ogg_libs="$ogg_libs -logg"
        if test "$OSTYPE" = "Darwin"; then
@@ -593,10 +637,14 @@ if test "$have_vorbis" = "yes" || test "$have_speex" = "yes"; then
        server_ldflags="$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 $ogg_libs"
        all_errlist_objs="$all_errlist_objs ogg_afh_common"
        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 "$have_vorbis" = "yes"; then
        all_errlist_objs="$all_errlist_objs oggdec_filter ogg_afh"
@@ -606,15 +654,19 @@ if test "$have_vorbis" = "yes"; then
        server_ldflags="$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"
        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="$audiod_audio_formats ogg"
-       server_audio_formats="$server_audio_formats ogg"
+       audio_format_handlers="$audio_format_handlers ogg"
 else
        AC_MSG_WARN([no ogg/vorbis $msg])
 fi
@@ -626,33 +678,61 @@ if test "$have_speex" = "yes"; then
        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"
        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="$audiod_audio_formats spx"
-       server_audio_formats="$server_audio_formats spx"
+       audio_format_handlers="$audio_format_handlers spx"
 else
        AC_MSG_WARN([no ogg/speex $msg])
 fi
+if test "$have_opus" = "yes"; then
+       all_errlist_objs="$all_errlist_objs opusdec_filter opus_afh opus_common"
+       AC_DEFINE(HAVE_OPUS, 1, define to 1 to turn on ogg/opus support)
+       filters="$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="$filter_errlist_objs opusdec_filter opus_common"
+       audiod_errlist_objs="$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"
+else
+       AC_MSG_WARN([no ogg/opus $msg])
+fi
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
 ########################################################################### faad
 have_faad=yes
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
-AC_ARG_WITH(faad_headers, [AC_HELP_STRING(--with-faad-headers=dir,
+AC_ARG_WITH(faad_headers, [AS_HELP_STRING(--with-faad-headers=dir,
        [look for neaacdec.h also in dir])])
 if test -n "$with_faad_headers"; then
        faad_cppflags="-I$with_faad_headers"
        CPPFLAGS="$CPPFLAGS $faad_cppflags"
 fi
-AC_ARG_WITH(faad_libs, [AC_HELP_STRING(--with-faad-libs=dir,
+AC_ARG_WITH(faad_libs, [AS_HELP_STRING(--with-faad-libs=dir,
        [look for libfaad also in dir])])
 if test -n "$with_faad_libs"; then
        faad_libs="-L$with_faad_libs"
@@ -666,13 +746,19 @@ if test "$have_faad" = "yes"; then
        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"
+
        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 $faad_libs -lfaad"
+
        audiod_audio_formats="$audiod_audio_formats aac"
-       server_audio_formats="$server_audio_formats aac"
+       audio_format_handlers="$audio_format_handlers aac"
        filters="$filters aacdec"
        AC_SUBST(faad_cppflags)
 else
@@ -684,16 +770,16 @@ LIBS="$OLD_LIBS"
 ########################################################################### mad
 have_mad="yes"
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 
-AC_ARG_WITH(mad_headers, [AC_HELP_STRING(--with-mad-headers=dir,
+AC_ARG_WITH(mad_headers, [AS_HELP_STRING(--with-mad-headers=dir,
        [look for mad.h also in dir])])
 if test -n "$with_mad_headers"; then
        mad_cppflags="-I$with_mad_headers"
        CPPFLAGS="$CPPFLAGS $mad_cppflags"
 fi
-AC_ARG_WITH(mad_libs, [AC_HELP_STRING(--with-mad-libs=dir,
+AC_ARG_WITH(mad_libs, [AS_HELP_STRING(--with-mad-libs=dir,
        [look for libmad also in dir])])
 if test -n "$with_mad_libs"; then
        mad_libs="-L$with_mad_libs"
@@ -709,11 +795,14 @@ if test "$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="$play_cmdline_objs add_cmdline(mp3dec_filter)"
        all_errlist_objs="$all_errlist_objs mp3dec_filter"
        filter_errlist_objs="$filter_errlist_objs mp3dec_filter"
        audiod_errlist_objs="$audiod_errlist_objs mp3dec_filter"
+       play_errlist_objs="$play_errlist_objs mp3dec_filter"
        filter_ldflags="$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="$filters mp3dec"
        AC_SUBST(mad_cppflags)
@@ -725,17 +814,17 @@ LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
 ###################################################################### libid3tag
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 
 have_libid3tag="yes"
-AC_ARG_WITH(id3tag_headers, [AC_HELP_STRING(--with-id3tag-headers=dir,
+AC_ARG_WITH(id3tag_headers, [AS_HELP_STRING(--with-id3tag-headers=dir,
        [look for id3tag header files also in dir])])
 if test -n "$with_id3tag_headers"; then
        id3tag_cppflags="-I$with_id3tag_headers"
        CPPFLAGS="$CPPFLAGS $id3tag_cppflags"
 fi
-AC_ARG_WITH(id3tag_libs, [AC_HELP_STRING(--with-id3tag-libs=dir,
+AC_ARG_WITH(id3tag_libs, [AS_HELP_STRING(--with-id3tag-libs=dir,
        [look for id3tag libs also in dir])])
 if test -n "$with_id3tag_libs"; then
        id3tag_libs="-L$with_id3tag_libs"
@@ -743,17 +832,20 @@ if test -n "$with_id3tag_libs"; then
 fi
 
 AC_MSG_CHECKING(for libid3tag)
-AC_TRY_LINK([
+AC_LINK_IFELSE([AC_LANG_PROGRAM([[
        #include <id3tag.h>
-],[
+]], [[
        struct id3_tag t = {.flags = 0};
-],[], [have_libid3tag=no])
+]])],[],[have_libid3tag=no])
 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 $id3tag_libs -lid3tag"
        AC_SUBST(id3tag_cppflags)
 else
        AC_MSG_WARN([no support for id3v2 tags])
@@ -763,17 +855,17 @@ LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
 ########################################################################### flac
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 
 have_flac="yes"
-AC_ARG_WITH(flac_headers, [AC_HELP_STRING(--with-flac-headers=dir,
+AC_ARG_WITH(flac_headers, [AS_HELP_STRING(--with-flac-headers=dir,
        [look for flac headers also in dir])])
 if test -n "$with_flac_headers"; then
        flac_cppflags="-I$with_flac_headers"
        CPPFLAGS="$CPPFLAGS $flac_cppflags"
 fi
-AC_ARG_WITH(flac_libs, [AC_HELP_STRING(--with-flac-libs=dir,
+AC_ARG_WITH(flac_libs, [AS_HELP_STRING(--with-flac-libs=dir,
        [look for flac libs also in dir])])
 if test -n "$with_flac_libs"; then
        flac_libs="-L$with_flac_libs"
@@ -786,45 +878,55 @@ if test "$have_flac" = "yes"; then
        all_errlist_objs="$all_errlist_objs flacdec_filter flac_afh"
        filter_errlist_objs="$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="$recv_errlist_objs flac_afh"
        filter_ldflags="$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"
-       server_audio_formats="$server_audio_formats flac"
+       audio_format_handlers="$audio_format_handlers flac"
        audiod_audio_formats="$audiod_audio_formats flac"
        AC_SUBST(flac_cppflags)
 else
-       AC_MSG_WARN([no flac support in para_audiod/para_filter])
+       AC_MSG_WARN([no flac support in para_audiod/para_filter/para_afh/para_server])
 fi
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
 ########################################################################### oss
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 
 have_oss="yes"
-msg="=> will not build para_fade/oss writer"
+msg="=> will not build oss writer"
 
 AC_CHECK_HEADER(sys/soundcard.h, [
-       extras="$extras fade"
-       executables="$executables fade"
-       all_errlist_objs="$all_errlist_objs oss_write"
        audiod_errlist_objs="$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)"
 
        write_errlist_objs="$write_errlist_objs oss_write"
        write_cmdline_objs="$write_cmdline_objs add_cmdline(oss_write)"
+       fade_errlist_objs="$fade_errlist_objs oss_mix"
+       all_errlist_objs="$all_errlist_objs oss_write 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="$write_ldflags -lossaudio"
-                       fade_ldflags="$write_ldflags -lossaudio"
+                       fade_ldflags="$fade_ldflags -lossaudio"
                ]
        )
        ],
@@ -839,7 +941,7 @@ LIBS="$OLD_LIBS"
 
 ########################################################################### alsa
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 
 msg="=> no alsa support for para_audiod/para_write"
@@ -863,34 +965,80 @@ if test "$have_alsa" = "yes"; then
 fi
 
 if test "$have_alsa" = "yes"; then
-       all_errlist_objs="$all_errlist_objs alsa_write"
        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"
 
        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="$fade_ldflags -lasound"
+       all_errlist_objs="$all_errlist_objs alsa_write alsa_mix"
+
        writers="$writers alsa"
        default_writer="ALSA_WRITE"
+       mixers="${mixers}alsa "
+       default_mixer="ALSA_MIX"
 fi
 
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
+########################################################################### fade
+if test -n "$mixers"; then
+       extras="$extras fade"
+       executables="$executables fade"
+       all_errlist_objs="$all_errlist_objs fade"
+       fade_errlist_objs="$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: $default_mixer"
+else
+       AC_MSG_WARN([no mixer support])
+       mixer_summary="para_fade: no"
+fi
 ########################################################################### libao
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 
 have_ao="yes"
-AC_ARG_WITH(ao_headers, [AC_HELP_STRING(--with-ao-headers=dir,
+AC_ARG_WITH(ao_headers, [AS_HELP_STRING(--with-ao-headers=dir,
        [look for ao/ao.h also in dir])])
 if test -n "$with_ao_headers"; then
        ao_cppflags="-I$with_ao_headers"
        CPPFLAGS="$CPPFLAGS $ao_cppflags"
 fi
-AC_ARG_WITH(ao_libs, [AC_HELP_STRING(--with-ao-libs=dir,
+AC_ARG_WITH(ao_libs, [AS_HELP_STRING(--with-ao-libs=dir,
        [look for libao also in dir])])
 if test -n "$with_ao_libs"; then
        ao_libs="-L$with_ao_libs"
@@ -927,6 +1075,10 @@ if test "$have_ao" = "yes"; then
        audiod_cmdline_objs="$audiod_cmdline_objs add_cmdline(ao_write)"
        audiod_ldflags="$audiod_ldflags -lao -lpthread"
 
+       play_errlist_objs="$play_errlist_objs ao_write"
+       play_cmdline_objs="$play_cmdline_objs add_cmdline(ao_write)"
+       play_ldflags="$play_ldflags -lao -lpthread"
+
        write_errlist_objs="$write_errlist_objs ao_write"
        write_cmdline_objs="$write_cmdline_objs add_cmdline(ao_write)"
        write_ldflags="$write_ldflags $ao_libs -lao -lpthread"
@@ -939,18 +1091,18 @@ LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
 ############################################################# readline
 OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 
 have_readline="yes"
-AC_ARG_WITH(readline_headers, [AC_HELP_STRING(--with-readline-headers=dir,
+AC_ARG_WITH(readline_headers, [AS_HELP_STRING(--with-readline-headers=dir,
        [look for libreadline header files also in dir])])
 if test -n "$with_readline_headers"; then
        readline_cppflags="-I$with_readline_headers"
        CPPFLAGS="$CPPFLAGS $readline_cppflags"
 fi
 
-AC_ARG_WITH(readline_libs, [AC_HELP_STRING(--with-readline-libs=dir,
+AC_ARG_WITH(readline_libs, [AS_HELP_STRING(--with-readline-libs=dir,
        [look for readline library also in dir])])
 if test -n "$with_readline_libs"; then
        readline_libs="-L$with_readline_libs"
@@ -962,14 +1114,21 @@ AC_CHECK_HEADERS([readline/readline.h], [
        have_readline="no"
        AC_MSG_WARN([readline/readline.h not found, $msg])
 ])
+
+if test "$have_curses" != "yes"; then
+       have_readline="no"
+       AC_MSG_WARN([interactive cli support depends on curses,])
+       AC_MSG_WARN([but no curses lib was detected, $msg])
+fi
+
 if test "$have_readline" = "yes"; then
        readline_libs="$readline_libs -lreadline"
-       AC_SEARCH_LIBS([rl_replace_line], [readline], [], [have_readline="no"])
+       AC_SEARCH_LIBS([rl_free_keymap], [readline], [], [have_readline="no"])
        if test "$have_readline" = "no"; then # try with -lcurses
                 # clear cache
                AC_MSG_NOTICE([trying again with -lcurses])
-                unset ac_cv_search_rl_replace_line 2> /dev/null
-               AC_SEARCH_LIBS([rl_replace_line], [readline], [
+                unset ac_cv_search_rl_free_keymap 2> /dev/null
+               AC_SEARCH_LIBS([rl_free_keymap], [readline], [
                        have_readline=yes
                        readline_libs="$readline_libs -lcurses"
                ], [], [-lcurses])
@@ -977,8 +1136,8 @@ if test "$have_readline" = "yes"; then
        if test "$have_readline" = "no"; then # try with -ltermcap
                 # clear cache
                AC_MSG_NOTICE([trying again with -ltermcap])
-                unset ac_cv_search_rl_replace_line 2> /dev/null
-               AC_SEARCH_LIBS([rl_replace_line], [readline], [
+                unset ac_cv_search_rl_free_keymap 2> /dev/null
+               AC_SEARCH_LIBS([rl_free_keymap], [readline], [
                        have_readline=yes
                        readline_libs="$readline_libs -ltermcap"
                ], [], [-ltermcap])
@@ -991,6 +1150,8 @@ if test "$have_readline" = "yes"; then
        client_ldflags="$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 $readline_libs"
        AC_SUBST(readline_cppflags)
        AC_DEFINE(HAVE_READLINE, 1, define to 1 to turn on readline support)
 else
@@ -999,16 +1160,47 @@ fi
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
-#############################################################
-
-
-AC_SUBST(install_sh, [$INSTALL])
-AC_CONFIG_FILES([Makefile])
+############################################################# libsamplerate
+OLD_CPPFLAGS="$CPPFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
+OLD_LIBS="$LIBS"
 
+have_samplerate="yes"
+AC_ARG_WITH(samplerate_headers, [AS_HELP_STRING(--with-samplerate-headers=dir,
+       [look for samplerate headers also in dir])])
+if test -n "$with_samplerate_headers"; then
+       samplerate_cppflags="-I$with_samplerate_headers"
+       CPPFLAGS="$CPPFLAGS $samplerate_cppflags"
+fi
+AC_ARG_WITH(samplerate_libs, [AS_HELP_STRING(--with-samplerate-libs=dir,
+       [look for samplerate libs also in dir])])
+if test -n "$with_samplerate_libs"; then
+       samplerate_libs="-L$with_samplerate_libs"
+       LDFLAGS="$LDFLAGS $samplerate_libs"
+fi
 
-AC_DEFUN([add_dot_o],[$(for i in $@; do printf "$i.o "; done)])
-AC_DEFUN([add_para],[$(for i in $@; do printf "para_$i "; 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 $i | tr 'a-z' 'A-Z')), "; done) }])
+AC_CHECK_HEADER(samplerate.h, [], have_samplerate=no)
+AC_CHECK_LIB([samplerate], [src_process], [], have_samplerate=no, [])
+
+if test "$have_samplerate" = "yes"; then
+       all_errlist_objs="$all_errlist_objs resample_filter"
+       filter_errlist_objs="$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)
+else
+       AC_MSG_WARN([no resample support in para_audiod/para_filter])
+fi
+CPPFLAGS="$OLD_CPPFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
+LIBS="$OLD_LIBS"
 ############################################################# error2.h
 AC_MSG_NOTICE(creating error2.h)
 for i in $executables; do
@@ -1047,10 +1239,10 @@ done
 AC_DEFINE_UNQUOTED(STATUS_ITEM_ARRAY, [$result],
        [char * array of all status items])
 
-AC_DEFINE_UNQUOTED(SERVER_AUDIO_FORMATS, "$server_audio_formats",
+AC_DEFINE_UNQUOTED(AUDIO_FORMAT_HANDLERS, "$audio_format_handlers",
        [formats supported by para_server and para_afh])
 
-AC_SUBST(executables, add_para($executables))
+AC_SUBST(executables)
 
 recv_objs="$recv_cmdline_objs $recv_errlist_objs"
 filter_objs="$filter_cmdline_objs $filter_errlist_objs"
@@ -1060,7 +1252,8 @@ write_objs="$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 $afh_errlist_objs"
-fade_objs="$fade_cmdline_objs $fade_errlist_objs"
+play_objs="$play_cmdline_objs $play_errlist_objs"
+
 
 AC_SUBST(recv_objs, add_dot_o($recv_objs))
 AC_SUBST(recv_ldflags, $recv_ldflags)
@@ -1103,14 +1296,14 @@ AC_DEFINE_UNQUOTED(INIT_AUDIOC_ERRLISTS,
        objlist_to_errlist($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(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)
-
+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,
@@ -1143,9 +1336,10 @@ paraslash configuration:
 ~~~~~~~~~~~~~~~~~~~~~~~~
 unix socket credentials: $have_ucred
 readline (interactive CLIs): $have_readline
-audio formats supported by para_server/para_afh: $server_audio_formats
+audio formats handlers: $audio_format_handlers
 id3 version2 support: $have_libid3tag
-filters supported by para_audiod/para_filter: $filters
-writers supported by para_audiod/para_write: $writers
+filters: $filters
+writers: $writers
 optional executables: $extras
+$mixer_summary
 ])