Simplify SIGUR1 handling.
[paraslash.git] / configure.ac
index cdef1db29c1bc2e3251d1400d8db9ceeb93b065f..5b46c170185abd4143d36356b21c7f7bd95391b1 100644 (file)
@@ -1,35 +1,59 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_PREREQ(2.53)
+AC_PREREQ(2.60)
 
 
 AC_INIT(paraslash, [git], maan@systemlinux.org)
 AC_CONFIG_HEADER([config.h])
 
-########################################################################### generic
+AC_PATH_PROG(UNAMEPATH, uname, no)
+if test "$UNAMEPATH" = "no"; then
+       AC_MSG_ERROR(unable to determine system type)
+fi
+AC_MSG_CHECKING(os type)
+OSTYPE="`$UNAMEPATH -s`"
+AC_MSG_RESULT("$OSTYPE")
+
+if test "$OSTYPE" = "SunOS"; then
+       # needed on SunOS for socket magic
+       arch_cppflags="-D_XOPEN_SOURCE=500 -D__EXTENSIONS__"
+       AC_SUBST(arch_cppflags)
+fi
+
+AC_C_BIGENDIAN()
+
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_INSTALL
 
+
 AC_HEADER_DIRENT
 AC_HEADER_STDC
 AC_HEADER_SYS_WAIT
-AC_CHECK_HEADERS([arpa/inet.h ctype.h fcntl.h limits.h netdb.h netinet/in.h stdlib.h \
-       string.h sys/socket.h sys/time.h sys/timeb.h sys/un.h sys/ipc.h unistd.h utime.h malloc.h], \
+AC_CHECK_HEADERS([arpa/inet.h ctype.h fcntl.h limits.h netdb.h netinet/in.h \
+       stdlib.h string.h sys/socket.h sys/time.h sys/timeb.h sys/un.h \
+       sys/ipc.h unistd.h utime.h stddef.h],
        [], [AC_MSG_ERROR([$ac_header not found])])
 
-AC_CHECK_HEADER(linux/soundcard.h, [extras="$extras para_fade"], 
-       [AC_MSG_WARN([linux/soundcard.h not found, \
-       cannot build para_fade])])
+AC_CHECK_HEADER(linux/soundcard.h, [extras="$extras para_fade"],
+       [AC_MSG_WARN([linux/soundcard.h not found, cannot build para_fade])])
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
+AC_C_INLINE
 AC_TYPE_OFF_T
 AC_TYPE_PID_T
 AC_TYPE_SIZE_T
 AC_HEADER_TIME
 AC_STRUCT_TM
+AC_TYPE_INT16_T
+AC_TYPE_MODE_T
+AC_TYPE_SSIZE_T
+AC_TYPE_UID_T
+AC_TYPE_UINT16_T
+AC_TYPE_UINT32_T
+AC_TYPE_UINT8_T
 
 # Checks for library functions.
 AC_FUNC_FORK
@@ -44,43 +68,75 @@ AC_TYPE_SIGNAL
 AC_FUNC_STAT
 AC_FUNC_STRFTIME
 AC_FUNC_VPRINTF
-AC_CHECK_FUNCS([atexit dup2 gethostbyname inet_ntoa memchr memmove memset \
-       regcomp select socket strchr strdup strerror strstr strtol uname], [], 
-       [AC_MSG_ERROR([function not found, cannot live without it])])
-########################################################################### curses
-AC_CHECK_LIB([ncurses], [initscr], [], 
-       [AC_MSG_ERROR([libncurses not found])])
+AC_FUNC_CLOSEDIR_VOID
+AC_FUNC_LSTAT
 
-AC_CHECK_LIB([menu], [new_menu], [extras="$extras para_dbadm"],
-       [AC_MSG_WARN([libmenu not found,  cannot build para_dbadm])])
+AC_CHECK_FUNCS([atexit dup2 memchr memmove memset \
+       regcomp select strchr strdup strerror strstr strtol uname \
+       fchdir gettimeofday localtime_r munmap strcasecmp strcspn \
+       strncasecmp strrchr strspn alarm], [],
+       [AC_MSG_ERROR([function not found, cannot live without it])])
 
+all_errlist_objs="server mp3_afh afh_common vss command net string signal time
+daemon stat crypt http_send close_on_fork ipc
+dccp_send fd user_list chunk_queue afs osl aft mood score attribute blob ringbuffer
+playlist sha1 rbtree sched audiod grab_client filter_chain wav compress
+http_recv dccp_recv recv_common write_common file_write audiod_command
+client_common recv stdout filter stdin audioc write client fsck exec"
+all_executables="server audiod recv filter audioc write client fsck"
 
 recv_cmdline_objs="recv.cmdline http_recv.cmdline dccp_recv.cmdline"
 recv_errlist_objs="http_recv recv_common recv time string net dccp_recv
-       dccp fd"
+       fd sched stdout"
 recv_ldflags=""
 
+receivers=" http dccp"
+senders=" http dccp"
+
 filter_cmdline_objs="filter.cmdline compress_filter.cmdline"
-filter_errlist_objs="filter_chain wav compress filter string"
+filter_errlist_objs="filter_chain wav compress filter string stdin stdout sched fd"
 filter_ldflags=""
+filters=" compress wav"
+
+audioc_cmdline_objs="audioc.cmdline"
+audioc_errlist_objs="audioc string net fd"
+audioc_ldflags=""
 
 audiod_cmdline_objs="audiod.cmdline grab_client.cmdline compress_filter.cmdline
-       http_recv.cmdline dccp_recv.cmdline"
-audiod_errlist_objs="audiod exec close_on_fork signal string daemon stat net
-       time grab_client filter_chain wav compress http_recv dccp dccp_recv recv_common fd"
+       http_recv.cmdline dccp_recv.cmdline file_write.cmdline client.cmdline
+       audiod_command_list"
+audiod_errlist_objs="audiod signal string daemon stat net
+       time grab_client filter_chain wav compress http_recv dccp_recv
+       recv_common fd sched write_common file_write audiod_command crypt
+       client_common"
 audiod_ldflags=""
+audiod_audio_formats=""
 
-server_cmdline_objs="server.cmdline"
-server_errlist_objs="server mp3 afs command net string signal random_selector
-       time daemon stat crypt http_send db close_on_fork playlist_selector
-       ipc dccp dccp_send fd"
+server_cmdline_objs="server.cmdline server_command_list afs_command_list"
+server_errlist_objs="server afh_common mp3_afh vss command net string signal
+       time daemon stat crypt http_send close_on_fork
+       ipc dccp_send fd user_list chunk_queue afs osl aft mood score attribute
+       blob playlist sha1 rbtree sched"
 server_ldflags=""
+server_audio_formats=" mp3"
 
-write_cmdline_objs="write.cmdline"
-write_errlist_objs="write write_common file_writer time fd string"
+write_cmdline_objs="write.cmdline file_write.cmdline"
+write_errlist_objs="write write_common file_write time fd string sched stdin"
 write_ldflags=""
-write_writers="file"
+writers=" file"
+default_writer="FILE_WRITE"
+
+client_cmdline_objs="client.cmdline"
+client_errlist_objs="client net string crypt fd sched stdin stdout client_common"
+client_ldflags=""
+
+fsck_cmdline_objs="fsck.cmdline"
+fsck_errlist_objs="osl rbtree fsck string sha1 fd"
 
+gui_cmdline_objs="gui.cmdline"
+gui_errlist_objs="exec close_on_fork signal string stat ringbuffer fd"
+gui_other_objs="gui gui_common gui_theme"
+gui_objs="$gui_cmdline_objs $gui_errlist_objs $gui_other_objs"
 
 ########################################################################### ssl
 dnl @synopsis CHECK_SSL
@@ -99,15 +155,8 @@ AC_DEFUN([CHECK_SSL],
                if test -f "$ssldir/include/openssl/ssl.h"; then
                        found_ssl="yes"
                        AC_MSG_RESULT(yes)
-                       SSL_CFLAGS="-I$ssldir/include/openssl"
-                       SSL_CPPFLAGS="-I$ssldir/include/openssl"
-                       break
-               fi
-               if test -f "$ssldir/include/ssl.h"; then
-                       found_ssl="yes";
-                       AC_MSG_RESULT(yes)
-                       SSL_CFLAGS="-I$ssldir/include/";
-                       SSL_CPPFLAGS="-I$ssldir/include/";
+                       SSL_CFLAGS="-I$ssldir/include"
+                       SSL_CPPFLAGS="-I$ssldir/include"
                        break
                fi
                AC_MSG_RESULT(no)
@@ -125,13 +174,33 @@ AC_DEFUN([CHECK_SSL],
 ])dnl
 
 AC_ARG_ENABLE(ssldir, [AS_HELP_STRING(--enable-ssldir=path,
-                [Search for openssl also in path.])])
+       [Search for openssl also in path.])])
 if test "$enable_ssldir" = "yes"; then enable_ssldir=""; fi
 CHECK_SSL($enable_ssldir)
 server_ldflags="$srver_ldflags $SSL_LDFLAGS $SSL_LIBS"
-
+client_ldflags="$client_ldflags $SSL_LDFLAGS $SSL_LIBS"
+audiod_ldflags="$audiod_ldflags $SSL_LDFLAGS $SSL_LIBS"
+fsck_ldflags="$fsck_ldflags $SSL_LDFLAGS $SSL_LIBS"
+
+########################################################################### libsocket
+AC_CHECK_LIB([c], [socket],
+       [socket_lib=],
+       [socket_lib="-lsocket"]
+)
+server_ldflags="$server_ldflags $socket_lib"
+client_ldflags="$client_ldflags $socket_lib"
+audioc_ldflags="$audioc_ldflags $socket_lib"
+recv_ldflags="$recv_ldflags $socket_lib"
+########################################################################### libnsl
+AC_CHECK_LIB([c], [gethostbyname],
+       [nsl_lib=],
+       [nsl_lib="-lnsl"]
+)
+server_ldflags="$server_ldflags $nsl_lib"
+client_ldflags="$client_ldflags $nsl_lib"
+audioc_ldflags="$audioc_ldflags $nsl_lib"
+recv_ldflags="$recv_ldflags $nsl_lib"
 ########################################################################### ucred
-
 AC_MSG_CHECKING(for struct ucred)
 AC_TRY_LINK([
        #include <sys/types.h>
@@ -144,91 +213,177 @@ if test ${have_ucred} = yes; then
        AC_DEFINE(HAVE_UCRED, 1, define to 1 you have struct ucred)
 fi
 
-########################################################################### gtk2
-
-pkg_modules="gtk+-2.0 >= 2.0.0"
-PKG_CHECK_MODULES(GTK, [$pkg_modules], [extras="$extras para_krell.so"], [
-       AC_MSG_WARN([gtk+-2 not found, can not build para_krell])
-])
-AC_SUBST(GTK_CFLAGS)
-AC_SUBST(GTK_LIBS)
-
-########################################################################### sdl
-AC_CHECK_LIB([SDL_image], [SDL_Init], [extras="$extras para_sdl_gui"], [
-       AC_MSG_WARN([libSDL_image not found, cannot build para_sdl_gui])
-])
-AC_CHECK_HEADER(SDL/SDL.h, [], 
-       [AC_MSG_WARN([SDL/SDL.h not found])])
-
-########################################################################### mysql
-have_mysql="yes"
-AC_ARG_ENABLE(mysql_headers, [AC_HELP_STRING(--enable-mysql-headers=dir,
-       [look for mysql.h also in dir])])
-if test -n "$enable_mysql_headers"; then
-       mysql_cppflags="-I$enable_mysql_headers"
-       CPPFLAGS="$CPPFLAGS $mysql_cppflags"
+########################################################################### curses
+have_ncurses="yes"
+OLD_CPPFLAGS="$CPPFLAGS"
+OLD_LD_FLAGS="$LDFLAGS"
+OLD_LIBS="$LIBS"
+AC_ARG_WITH(ncurses_headers, [AC_HELP_STRING(--with-ncurses-headers=dir,
+       [look for ncurses.h also in dir])])
+if test -n "$with_ncurses_headers"; then
+       ncurses_cppflags="-I$with_ncurses_headers"
+       CPPFLAGS="$CPPFLAGS $ncurses_cppflags"
 fi
-AC_ARG_ENABLE(mysql_libs, [AC_HELP_STRING(--enable-mysql-libs=dir,
-       [look for libmysqlclient also in dir])])
-if test -n "$enable_mysql_headers"; then
-       mysql_libs="-L$enable_mysql_libs"
-       LDFLAGS="$LDFLAGS $mysql_libs"
+AC_ARG_WITH(ncurses_libs, [AC_HELP_STRING(--with-ncurses-libs=dir,
+       [look for libncurses also in dir])])
+if test -n "$with_ncurses_libs"; then
+       ncurses_libs="-L$with_ncurses_libs"
+       LDFLAGS="$LDFLAGS $ncurses_libs"
 fi
-AC_CHECK_HEADER(mysql/mysql.h, [], [
-       have_mysql="no"
+AC_CHECK_HEADER(curses.h, [], [
+       have_ncurses="no"
 ])
-AC_CHECK_LIB([mysqlclient], [mysql_init], [], [
-       have_mysql="no"
+AC_CHECK_LIB([ncurses], [initscr], [], [
+       have_ncurses="no"
 ])
-if test "$have_mysql" = "yes"; then
-       server_ldflags="$server_ldflags $mysql_libs -lmysqlclient"
-       server_errlist_objs="$server_errlist_objs mysql_selector"
-       AC_SUBST(mysql_cppflags)
-       AC_DEFINE(HAVE_MYSQL, 1, [define to 1 to turn on mysql support])
+if test "$have_ncurses" = "yes"; then
+       AC_SUBST(ncurses_cppflags)
+       AC_SUBST(ncurses_libs)
+       AC_DEFINE(HAVE_NCURSES, 1, [define to 1 to turn on ncurses support])
+       extras="$extras para_gui"
+       all_executables="$all_executables gui"
 else
-       AC_MSG_WARN([cannot build mysql-based audio file selector])
+       AC_MSG_WARN([cannot build para_gui])
+fi
+CPPFLAGS="$OLD_CPPFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
+LIBS="$OLD_LIBS"
+########################################################################### osx
+
+AC_MSG_CHECKING(for CoreAudio (MacOs))
+AC_TRY_LINK([
+       #include <CoreAudio/CoreAudio.h>
+],[
+       AudioDeviceID id;
+],[have_core_audio=yes],[have_core_audio=no])
+AC_MSG_RESULT($have_core_audio)
+if test ${have_core_audio} = yes; then
+       f1="-framework CoreAudio"
+       f2="-framework AudioToolbox"
+       f3="-framework AudioUnit"
+       f4="-framework CoreServices"
+       f="$f1 $f2 $f3 $f4"
+
+       all_errlist_objs="$all_errlist_objs osx_write"
+       audiod_errlist_objs="$audiod_errlist_objs osx_write"
+       audiod_cmdline_objs="$audiod_cmdline_objs osx_write.cmdline"
+       audiod_ldflags="$audiod_ldflags $f"
+
+       write_errlist_objs="$write_errlist_objs osx_write"
+       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
 have_ogg="yes"
-AC_CHECK_LIB([ogg], [ogg_stream_init], [], [
-       have_ogg="no"
-])
-AC_CHECK_LIB([vorbis], [vorbis_info_init], [], [
-       have_ogg="no"
-])
-AC_CHECK_HEADERS([ogg/ogg.h vorbis/codec.h], [], [
-       have_ogg="no"
-])
+OLD_CPPFLAGS="$CPPFLAGS"
+OLD_LD_FLAGS="$LDFLAGS"
+OLD_LIBS="$LIBS"
+AC_ARG_WITH(oggvorbis_headers, [AC_HELP_STRING(--with-oggvorbis-headers=dir,
+       [look for vorbis/codec.h also in dir])])
+if test -n "$with_oggvorbis_headers"; then
+       oggvorbis_cppflags="-I$with_oggvorbis_headers"
+       CPPFLAGS="$CPPFLAGS $oggvorbis_cppflags"
+fi
+AC_ARG_WITH(oggvorbis_libs, [AC_HELP_STRING(--with-oggvorbis-libs=dir,
+       [look for oggvorbis libs also in dir])])
+if test -n "$with_oggvorbis_libs"; then
+       oggvorbis_libs="-L$with_oggvorbis_libs"
+       LDFLAGS="$LDFLAGS $oggvorbis_libs"
+fi
+
+AC_CHECK_LIB([ogg], [ogg_stream_init], [], [ have_ogg="no" ])
+AC_CHECK_LIB([vorbis], [vorbis_info_init], [], [ have_ogg="no" ])
+AC_CHECK_HEADERS([ogg/ogg.h vorbis/codec.h], [], [ have_ogg="no" ])
 if test "$have_ogg" = "yes"; then
+       all_errlist_objs="$all_errlist_objs oggdec ogg_afh"
        AC_DEFINE(HAVE_OGGVORBIS, 1, define to 1 to turn on ogg vorbis support)
-       server_ldflags="$server_ldflags -logg -lvorbis -lvorbisfile"
-       filter_ldflags="$filter_ldflags -lvorbis -lvorbisfile"
-       audiod_ldflags="$audiod_ldflags -lvorbis -lvorbisfile"
+       filters="$filters oggdec"
+       if test "$OSTYPE" = "Darwin"; then
+               oggvorbis_libs="-Wl,-bind_at_load  $oggvorbis_libs"
+       fi
+       server_ldflags="$server_ldflags $oggvorbis_libs -logg -lvorbis -lvorbisfile"
+       filter_ldflags="$filter_ldflags $oggvorbis_libs -lvorbis -lvorbisfile"
+       audiod_ldflags="$audiod_ldflags $oggvorbis_libs -lvorbis -lvorbisfile"
 
        filter_cmdline_objs="$filter_cmdline_objs oggdec_filter.cmdline"
        audiod_cmdline_objs="$audiod_cmdline_objs oggdec_filter.cmdline"
 
-       server_errlist_objs="$server_errlist_objs ogg"
+       server_errlist_objs="$server_errlist_objs ogg_afh"
        filter_errlist_objs="$filter_errlist_objs oggdec"
        audiod_errlist_objs="$audiod_errlist_objs oggdec"
+
+       audiod_audio_formats="ogg"
+       server_audio_formats="$server_audio_formats ogg"
+       filter_filters="$filter_filters oggdec"
+       AC_SUBST(oggvorbis_cppflags)
+       AC_SUBST(oggvorbis_libs)
 else
        AC_MSG_WARN([no ogg vorbis support in para_server/para_filter])
 fi
+CPPFLAGS="$OLD_CPPFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
+LIBS="$OLD_LIBS"
 ########################################################################### faad
 have_faad=yes
+OLD_CPPFLAGS="$CPPFLAGS"
+OLD_LD_FLAGS="$LDFLAGS"
+OLD_LIBS="$LIBS"
+AC_ARG_WITH(faad_headers, [AC_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 $faad_cppflags"
+fi
+AC_ARG_WITH(faad_libs, [AC_HELP_STRING(--with-faad-libs=dir,
+       [look for libfaad also in dir])])
+if test -n "$with_faad_libs"; then
+       faad_libs="-L$with_faad_libs"
+       LDFLAGS="$LDFLAGS $faad_libs"
+fi
 AC_CHECK_HEADER(neaacdec.h, [], have_faad=no)
 AC_CHECK_LIB([faad], [NeAACDecOpen], [], have_faad=no)
 if test "$have_faad" = "yes"; then
        AC_DEFINE(HAVE_FAAD, 1, define to 1 if you want to build the aacdec filter)
-       filter_errlist_objs="$filter_errlist_objs aacdec"
-       audiod_errlist_objs="$audiod_errlist_objs aacdec"
-       filter_ldflags="$filter_ldflags -lfaad"
-       audiod_ldflags="$audiod_ldflags -lfaad"
+       all_errlist_objs="$all_errlist_objs aac_common aacdec aac_afh"
+       filter_errlist_objs="$filter_errlist_objs aacdec aac_common"
+       filter_filters="$filter_filters aacdec"
+       audiod_errlist_objs="$audiod_errlist_objs aacdec aac_common"
+       server_errlist_objs="$server_errlist_objs aac_afh aac_common"
+       server_ldflags="$server_ldflags $faad_libs -lfaad"
+       filter_ldflags="$filter_ldflags $faad_libs -lfaad"
+       audiod_ldflags="$audiod_ldflags $faad_libs -lfaad"
+       audiod_audio_formats="$audiod_audio_formats aac"
+       server_audio_formats="$server_audio_formats aac"
+       filters="$filters aacdec"
+       AC_SUBST(faad_cppflags)
+       AC_SUBST(faad_libs)
 else
        AC_MSG_WARN([no aac support in para_audiod/para_filter])
 fi
+CPPFLAGS="$OLD_CPPFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
+LIBS="$OLD_LIBS"
 ########################################################################### mad
 have_mad="yes"
+OLD_CPPFLAGS="$CPPFLAGS"
+OLD_LD_FLAGS="$LDFLAGS"
+OLD_LIBS="$LIBS"
+
+AC_ARG_WITH(mad_headers, [AC_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 $mad_cppflags"
+fi
+AC_ARG_WITH(mad_libs, [AC_HELP_STRING(--with-mad-libs=dir,
+       [look for libmad also in dir])])
+if test -n "$with_mad_libs"; then
+       mad_libs="-L$with_mad_libs"
+       LDFLAGS="$LDFLAGS $mad_libs"
+fi
 AC_CHECK_HEADERS([mad.h], [], [
        have_mad="no"
 ])
@@ -237,16 +392,32 @@ AC_CHECK_LIB([mad], [mad_stream_init], [], [
 ])
 if test "$have_mad" = "yes"; then
        AC_DEFINE(HAVE_MAD, 1, define to 1 if you want to build the mp3dec filter)
+       all_errlist_objs="$all_errlist_objs mp3dec"
        filter_errlist_objs="$filter_errlist_objs mp3dec"
        audiod_errlist_objs="$audiod_errlist_objs mp3dec"
-       filter_ldflags="$filter_ldflags -lmad"
-       audiod_ldflags="$audiod_ldflags -lmad"
+       filter_ldflags="$filter_ldflags $mad_libs -lmad"
+       audiod_ldflags="$audiod_ldflags $mad_libs -lmad"
+       audiod_audio_formats="$audiod_audio_formats mp3"
+       filters="$filters mp3dec"
+       AC_SUBST(mad_cppflags)
+       AC_SUBST(mad_libs)
 else
        AC_MSG_WARN([no mp3dec support in para_audiod/para_filter])
 fi
+if test -n "$audiod_audio_formats"; then
+       extras="$extras para_audiod"
+else
+       AC_MSG_WARN([can not build para_audiod (no supported audio formats)])
+fi
+CPPFLAGS="$OLD_CPPFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
+LIBS="$OLD_LIBS"
 ########################################################################### alsa
 have_alsa="yes"
-msg="=> no alsa support for para_write"
+OLD_CPPFLAGS="$CPPFLAGS"
+OLD_LD_FLAGS="$LDFLAGS"
+OLD_LIBS="$LIBS"
+msg="=> no alsa support for para_audiod/para_write"
 AC_CHECK_HEADERS([alsa/asoundlib.h], [], [
        AC_MSG_WARN([no alsa/asoundlib $msg])
        have_alsa="no"
@@ -256,26 +427,42 @@ AC_CHECK_LIB([asound], [snd_pcm_open], [], [
        have_alsa="no"
 ])
 if test "$have_alsa" = "yes"; then
-       write_errlist_objs="$write_errlist_objs alsa_writer"
+       all_errlist_objs="$all_errlist_objs alsa_write"
+       audiod_errlist_objs="$audiod_errlist_objs alsa_write"
+       audiod_cmdline_objs="$audiod_cmdline_objs alsa_write.cmdline"
+       audiod_ldflags="$audiod_ldflags -lasound"
+
+       write_errlist_objs="$write_errlist_objs alsa_write"
+       write_cmdline_objs="$write_cmdline_objs alsa_write.cmdline"
        write_ldflags="$write_ldflags -lasound"
-       write_writers="$write_writers alsa"
+       writers="$writers alsa"
+       default_writer="ALSA_WRITE"
 fi
+CPPFLAGS="$OLD_CPPFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
+LIBS="$OLD_LIBS"
 ########################################################################### ortp
 have_ortp="yes"
-AC_ARG_ENABLE(ortp, AC_HELP_STRING([--disable-ortp], [Disable ortp support]),
-       if test x$enableval = xno; then
-               have_ortp=no
-       fi
-)
-if test "$have_ortp" = "yes"; then
-       AC_CHECK_HEADERS([ortp/ortp.h], [], [
-               have_ortp="no"
-       ])
-       AC_CHECK_LIB([ortp], [ortp_init], [], [
-               have_ortp="no"
-       ])
+OLD_CPPFLAGS="$CPPFLAGS"
+OLD_LD_FLAGS="$LDFLAGS"
+OLD_LIBS="$LIBS"
+AC_ARG_WITH(ortp_headers, [AC_HELP_STRING(--with-ortp-headers=dir,
+       [look for ortp/ortp.h also in dir])])
+if test -n "$with_ortp_headers"; then
+       ortp_cppflags="-I$with_ortp_headers"
+       CPPFLAGS="$CPPFLAGS $ortp_cppflags"
+fi
+AC_ARG_WITH(ortp_libs, [AC_HELP_STRING(--with-ortp-libs=dir,
+       [look for libortp also in dir])])
+if test -n "$with_ortp_libs"; then
+       ortp_libs="-L$with_ortp_libs"
+       LDFLAGS="$LDFLAGS $ortp_libs"
 fi
+AC_CHECK_HEADERS([ortp/ortp.h], [], [have_ortp="no"])
+AC_CHECK_LIB([ortp], [ortp_init], [], [have_ortp="no"])
 if test "$have_ortp" = "yes"; then
+       all_errlist_objs="$all_errlist_objs ortp_recv ortp_send"
+
        recv_cmdline_objs="$recv_cmdline_objs ortp_recv.cmdline"
        recv_errlist_objs="$recv_errlist_objs ortp_recv"
 
@@ -284,34 +471,21 @@ if test "$have_ortp" = "yes"; then
 
        server_errlist_objs="$server_errlist_objs ortp_send"
 
-       recv_ldflags="$recv_ldflags -lortp"
-       server_ldflags="$server_ldflags -lortp"
-       audiod_ldflags="$audiod_ldflags -lortp"
-       AC_DEFINE(HAVE_ORTP, 1, [define to 1 to turn on ortp support])
+       recv_ldflags="$recv_ldflags $ortp_libs -lortp"
+       server_ldflags="$server_ldflags $ortp_libs -lortp"
+       audiod_ldflags="$audiod_ldflags $ortp_libs -lortp"
 
+       receivers="$receivers ortp"
+       senders="$senders ortp"
+       AC_DEFINE(HAVE_ORTP, 1, [define to 1 to turn on ortp support])
+       AC_SUBST(ortp_cppflags)
+       AC_SUBST(ortp_libs)
 else
-       AC_MSG_NOTICE([deactivating ortp support])
+       AC_MSG_NOTICE([deactivating ortp sender/receiver])
 fi
-AC_SUBST(GLIB_CFLAGS)
-AC_SUBST(GLIB_LIBS)
-
-########################################################################### zmw
-slide="para_slider"
-msg="can not build para_slider"
-CPPFLAGS="$GTK_CFLAGS"
-LDFLAGS="$LDFLAGS $GTK_LIBS"
-AC_CHECK_HEADERS([zmw/zmw.h], [], [
-       AC_MSG_WARN([zero memory widget header files not found, $msg])
-       slide=""
-])
-AC_CHECK_LIB([zmw], [zmw_init], [], [
-       AC_MSG_WARN([zero memory widget library not found, $msg])
-       slide=""
-])
-extras="$extras $slide"
-
-
-
+CPPFLAGS="$OLD_CPPFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
+LIBS="$OLD_LIBS"
 
 
 AC_SUBST(extra_binaries, [$extras])
@@ -321,15 +495,104 @@ AC_SUBST(install_sh, [$INSTALL])
 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) }])
 
+############################################################# error2.h
+
+AC_DEFUN([define_safe_error_enums],
+[
+       exe=""
+       for i in $all_executables; do
+#              eval echo checking if $1 is linked into $i
+               for j in $(eval echo \$${i}_errlist_objs); do
+                       if test $j = $1; then
+                               exe="$exe $i"
+                               break;
+                       fi
+               done
+       done
+       #echo "$1 gets linked into $exe"
+       safe_errlists=""
+       for i in $all_errlist_objs; do
+               for j in $exe; do
+                       found=0
+                       for k in $(eval echo \$${j}_errlist_objs); do
+                               if test $k = $i; then
+                                       found=1
+                                       break;
+                               fi
+                       done
+                       if test $found -eq 0; then
+                               break;
+                       fi
+               done
+               if test $found -eq 1; then
+                       safe_errlists="$safe_errlists $i"
+               fi
+       done
+       #echo "safe errlists for $1: $safe_errlists"
+       ss_defs=""
+       for i in $safe_errlists; do
+               echo "SS_ENUM($(echo $i | tr 'a-z' 'A-Z'));"
+       done
+]
+)
+
+
+AC_MSG_NOTICE(creating error2.h)
+for obj in $all_errlist_objs; do
+       SS="$SS SS_$(echo $obj | tr 'a-z' 'A-Z'),"
+       echo "#ifdef MAIN_INPUT_FILE_IS_$obj"
+       define_safe_error_enums($obj)
+       echo "#endif"
+done > error2.h
+AC_DEFINE_UNQUOTED(DEFINE_ERRLIST_OBJECT_ENUM,
+       [enum {$SS NUM_SS}],
+       [list of all objects that use paraslash's error facility]
+)
+
+################################################################## status items
+
+status_items="basename status num_played mtime bitrate frequency file_size
+status_flags format score audio_file_info taginfo1 taginfo2 afs_mode
+attributes_txt decoder_flags audiod_status play_time attributes_bitmap
+offset seconds_total stream_start current_time audiod_uptime image_id
+lyrics_id duration directory lyrics_name image_name path hash channels
+last_played num_chunks chunk_time"
+
+# $1: prefix, $2: items
+AC_DEFUN([make_enum_items], [$(
+       for i in $2; do
+               printf "$1_$(echo $i | tr 'a-z' 'A-Z'), "
+       done
+)])
+
+# $1: prefix, $2: items
+AC_DEFUN([make_enum_array], [$(
+       for i in $2; do
+               printf "\"$i\", "
+       done
+)])
+
+AC_DEFINE_UNQUOTED(STATUS_ITEM_ENUM,
+       make_enum_items(SI,  $status_items),
+       [enum of all status items]
+)
+AC_DEFINE_UNQUOTED(STATUS_ITEM_ARRAY,
+       make_enum_array(SI,  $status_items),
+       [char * array of all status items]
+)
+
+
 recv_objs="$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 $client_errlist_objs"
+fsck_objs="$fsck_cmdline_objs $fsck_errlist_objs"
+audioc_objs="$audioc_cmdline_objs $audioc_errlist_objs"
 
 AC_SUBST(recv_objs, add_dot_o($recv_objs))
 AC_SUBST(recv_ldflags, $recv_ldflags)
@@ -356,35 +619,52 @@ AC_SUBST(write_ldflags, $write_ldflags)
 AC_DEFINE_UNQUOTED(INIT_WRITE_ERRLISTS,
        objlist_to_errlist($write_errlist_objs), errors used by para_write)
 
-enum="$(for i in $write_writers; do printf "${i}_WRITE, " | tr '[a-z]' '[A-Z]'; done)"
+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(fsck_objs, add_dot_o($fsck_objs))
+AC_SUBST(fsck_ldflags, $fsck_ldflags)
+AC_DEFINE_UNQUOTED(INIT_FSCK_ERRLISTS,
+       objlist_to_errlist($fsck_errlist_objs), errors used by para_fsck)
+
+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($gui_objs))
+AC_DEFINE_UNQUOTED(INIT_GUI_ERRLISTS,
+       objlist_to_errlist($gui_errlist_objs), errors used by para_gui)
+
+enum="$(for i in $writers; do printf "${i}_WRITE, " | tr '[a-z]' '[A-Z]'; done)"
 AC_DEFINE_UNQUOTED(WRITER_ENUM, $enum NUM_SUPPORTED_WRITERS,
        enum of supported writers)
-names="$(for i in $write_writers; do printf \"$i\",' ' ; done)"
+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 $write_writers; do printf 'extern void '$i'_writer_init(struct writer *); '; done)"
+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 $write_writers; do printf '{.init = '$i'_writer_init},'; done)"
+array="$(for i in $writers; do printf '{.init = '$i'_write_init},'; done)"
 AC_DEFINE_UNQUOTED(WRITER_ARRAY, $array, array of supported writers)
-
-gui_cmdline_objs="gui.cmdline"
-gui_errlist_objs="exec close_on_fork signal string stat ringbuffer fd"
-gui_other_objs="gui gui_common gui_theme"
-gui_objs="$gui_cmdline_objs $gui_errlist_objs $gui_other_objs"
-AC_DEFINE_UNQUOTED(INIT_GUI_ERRLISTS,
-       objlist_to_errlist($gui_errlist_objs), errors used by para_gui)
-AC_SUBST(gui_objs, add_dot_o($gui_objs))
+enum="$(for i in $audiod_audio_formats; do printf "AUDIO_FORMAT_${i}, " | tr '[a-z]' '[A-Z]'; done)"
+AC_DEFINE_UNQUOTED(AUDIOD_AUDIO_FORMATS_ENUM, $enum NUM_AUDIO_FORMATS,
+       enum of audio formats supported by audiod)
+names="$(for i in $audiod_audio_formats; do printf \"$i\",' ' ; done)"
+AC_DEFINE_UNQUOTED(AUDIOD_AUDIO_FORMAT_ARRAY, $names, array of audio formats supported by audiod)
 
 AC_OUTPUT
 AC_MSG_NOTICE([creating Makefile.deps])
-gcc -MM -MG $mysql_cppflags *.c > Makefile.deps
+gcc -MM -MG $faad_cppflags $mad_cppflags $ortp_cppflags $oggvorbis_cppflags *.c > Makefile.deps
 AC_MSG_NOTICE([
 paraslash configuration:
 ~~~~~~~~~~~~~~~~~~~~~~~~
-mysql support: $have_mysql
-ogg vorbis support: $have_ogg
-mp3dec support (libmad): $have_mad
-aac support (libfaad): $have_faad
-ortp support: $have_ortp
 unix socket credentials: $have_ucred
-supported writers for para_write: $write_writers
+audio formats supported by para_server: $server_audio_formats
+senders supported by para_server/para_send: $senders
+receivers supported by para_audiod/para_recv: $receivers
+filters supported by para_audiod/para_filter: $filters
+writers supported by para_audiod/para_write: $writers
+optional executables: $extras
 ])