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configure.ac
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configure.ac
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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ([2.50])
AC_INIT([shairport-sync], [2.7.3], [[email protected]])
AM_INIT_AUTOMAKE
AC_CONFIG_SRCDIR([shairport.c])
AC_CONFIG_HEADERS([config.h])
# Derived from the Avahi configure.ac file
#
# Specifying the OS type, defaulting to linux.
#
AC_ARG_WITH(os_type, AS_HELP_STRING([--with-os-type=OSType],[Specify the distribution to target: One of linux freebsd or darwin]))
if test "z$with_os_type" = "z"; then
with_os_type="linux"
fi
with_os_type=`echo ${with_os_type} | tr '[[:upper:]]' '[[:lower:]]' `
# Checks for programs.
AC_PROG_CC
AC_PROG_INSTALL
PKG_PROG_PKG_CONFIG([0.9.0])
# Checks for libraries.
if test "x${with_os_type}" = xlinux -o "x${with_os_type}" = xfreebsd ; then
AC_CHECK_LIB([rt],[clock_gettime], , AC_MSG_ERROR(librt needed))
fi
##### Some build systems are not fully using pkg-config, so we can use the flag ${with_pkg_config} on a case-by-case basis
##### to control how to deal with them
AC_ARG_WITH([pkg_config],
[ --with-pkg-config = use pkg-config to find libraries], ,[with_pkg_config=yes])
AC_MSG_RESULT(>>Including libdaemon)
if test "x${with_pkg_config}" = xyes ; then
PKG_CHECK_MODULES(
[DAEMON], [libdaemon],
[LIBS="${DAEMON_LIBS} ${LIBS}"])
else
AC_CHECK_LIB([daemon],[daemon_fork], , AC_MSG_ERROR(libdaemon needed))
fi
AC_CHECK_LIB([pthread],[pthread_create], , AC_MSG_ERROR(pthread library needed))
AC_CHECK_LIB([m],[exp], , AC_MSG_ERROR(maths library needed))
AC_MSG_RESULT(>>Including libpopt)
if test "x${with_pkg_config}" = xyes ; then
PKG_CHECK_MODULES(
[POPT], [popt],
[LIBS="${POPT_LIBS} ${LIBS}"
AC_DEFINE([HAVE_LIBPOPT],[1],[Define to 1 if you have popt])])
else
AC_CHECK_LIB([popt],[poptGetContext], , AC_MSG_ERROR(libpopt needed))
AC_DEFINE([HAVE_LIBPOPT],[1],[Define to 1 if you have popt])
fi
AC_ARG_WITH([dummy],[ --with-dummy = include the dummy audio back end ],[AC_MSG_RESULT(>>Including the dummy audio back end) AC_DEFINE([CONFIG_DUMMY], 1, [Needed by the compiler.]) ], )
AM_CONDITIONAL([USE_DUMMY], [test "x$with_dummy" = "xyes" ])
AC_ARG_WITH([stdout],[ --with-stdout = include the stdout audio back end ],[ AC_MSG_RESULT(>>Including the stdout audio back end) AC_DEFINE([CONFIG_STDOUT], 1, [Needed by the compiler.]) ], )
AM_CONDITIONAL([USE_STDOUT], [test "x$with_stdout" = "xyes" ])
AC_ARG_WITH([pipe],[ --with-pipe = include the pipe audio back end ],[ AC_MSG_RESULT(>>Including the pipe audio back end) AC_DEFINE([CONFIG_PIPE], 1, [Needed by the compiler.]) ], )
AM_CONDITIONAL([USE_PIPE], [test "x$with_pipe" = "xyes" ])
# Check to see if we should include the System V initscript
AC_ARG_WITH([systemv],
[ --with-systemv = install a System V startup script during a make install], , )
AM_CONDITIONAL([INSTALL_SYSTEMV], [test "x$with_systemv" = "xyes"])
# Check to see if we should include the systemd stuff to define it as a service
AC_ARG_WITH([systemd],
[ --with-systemd = install a systemd service description file during a make install], , )
AM_CONDITIONAL([INSTALL_SYSTEMD], [test "x$with_systemd" = "xyes"])
# Add the libconfig package
if test "x${with_pkg_config}" = xyes ; then
PKG_CHECK_MODULES(
[LIBCONFIG], [libconfig],
[LIBS="${LIBCONFIG_LIBS} ${LIBS}"])
else
AC_CHECK_LIB([config],[config_init], , AC_MSG_ERROR([libconfig library needed]))
fi
AC_ARG_WITH([configfiles],
[ --with-configfiles = install configuration files during a make install ], ,[with_configfiles=yes])
AM_CONDITIONAL([INSTALL_CONFIG_FILES], [test "x$with_configfiles" = "xyes"])
# Look for piddir flag
AC_ARG_WITH(piddir, [ --with-piddir=<pathname> Specify a pathname to a directory in which to write the PID file.], [
AC_MSG_CHECKING(--with-piddir argument)
if test "x${with_piddir}" = x -o "x${with_piddir}" = xyes ; then
AC_MSG_RESULT(not found)
AC_MSG_ERROR(when you use the --with-piddir directive you must specify the pathname of the directory into which the PID file will be written)
fi
AC_MSG_RESULT(${with_piddir})
HAS_CUSTOMPIDDIR=1
AC_SUBST(CUSTOM_PID_DIR,["${with_piddir}"])
AC_DEFINE([USE_CUSTOM_PID_DIR],1,[Hook up special proc to libdaemon to point to this directory])], )
AM_CONDITIONAL([USE_CUSTOMPIDDIR], [test "x$HAS_CUSTOMPIDDIR" = "x1"])
# Check --with-ssl=argument
AC_ARG_WITH(ssl, [ choose --with-ssl=openssl or --with-ssl=polarssl for encryption services], [
AC_MSG_CHECKING(encryption libraries chosen)
if test "x${with_ssl}" = x -o "x${with_ssl}" = xyes ; then
AC_MSG_RESULT(not found)
AC_MSG_ERROR(choose either "openssl" or "polarssl" encryption)
fi
if test "x${with_ssl}" = xopenssl ; then
if test "x${with_pkg_config}" = x1 ; then
PKG_CHECK_MODULES(
[SSL], [libssl,libcrypto],
[LIBS="${SSL_LIBS} ${LIBS}"
AC_DEFINE([HAVE_LIBCRYPTO],[1],[Define to 1 if you have libcrypto])
AC_DEFINE([HAVE_LIBSSL],[1],[Define to 1 if you have libssl])])
else
AC_CHECK_LIB([crypto], [main], , AC_MSG_ERROR(libcrypto selected but the library cannot be found!))
AC_CHECK_LIB([ssl], [main], , AC_MSG_ERROR(libssl selected but the library cannot be found!))
AC_DEFINE([HAVE_LIBCRYPTO],[1],[Define to 1 if you have libcrypto])
AC_DEFINE([HAVE_LIBSSL],[1],[Define to 1 if you have libssl])
fi
elif test "x${with_ssl}" = xpolarssl ; then
AC_CHECK_LIB([polarssl],[ssl_init], , AC_MSG_ERROR(PolarSSL selected but the library cannot be found!))
else
AC_MSG_ERROR(unknown option "${with_ssl}"." Please choose with "openssl" or "polarssl")
fi
], )
# Look for soxr flag
AC_ARG_WITH(soxr, [ --with-soxr = choose libsoxr for high-quality interpolation], [
AC_MSG_RESULT(>>Including support for soxr-based interpolation)
AC_CHECK_LIB([soxr],[soxr_create], , AC_MSG_ERROR(soxr support requested but libsoxr not found!))], )
# Look for metadata flag -- set flag for conditional compilation
AC_ARG_WITH(metadata, [ --with-metadata = include support for a metadata feed], [
AC_MSG_RESULT(>>Including metadata support)
AC_DEFINE([CONFIG_METADATA], 1, [Needed by the compiler.])], )
AM_CONDITIONAL([USE_METADATA], [test "x$with_metadata" = "xyes"])
# What follows is a bit messy, because if the relevant library is requested, a compiler flag is defined, a file is included in the compilation
# and the relevant link files are added.
# Look for avahi flag
AC_ARG_WITH(avahi, [ --with-avahi = choose Avahi-based mDNS support], [
AC_MSG_RESULT(>>Including Avahi mDNS support)
HAS_AVAHI=1
AC_DEFINE([CONFIG_AVAHI], 1, [Needed by the compiler.])
AC_CHECK_LIB([avahi-client], [avahi_client_new], , AC_MSG_ERROR(Avahi support requires the avahi-client library!))
AC_CHECK_LIB([avahi-common],[avahi_strerror], , AC_MSG_ERROR(Avahi support requires the avahi-common library!))], )
AM_CONDITIONAL([USE_AVAHI], [test "x$HAS_AVAHI" = "x1"])
# Look for tinysvcmdns flag
AC_ARG_WITH(tinysvcmdns, [ --with-tinysvcmdns = choose tinysvcmdns-based mDNS support], [
AC_MSG_RESULT(>>Including tinysvcmdns mDNS support)
HAS_TINYSVCMDNS=1
AC_DEFINE([CONFIG_TINYSVCMDNS], 1, [Needed by the compiler.])], )
AM_CONDITIONAL([USE_TINYSVCMDNS], [test "x$HAS_TINYSVCMDNS" = "x1"])
# Look for ALSA flag
AC_ARG_WITH(alsa, [ --with-alsa = choose native ALSA API support (GNU/Linux only)],
[AC_MSG_RESULT(>>Including an ALSA back end)
HAS_ALSA=1
AM_CONDITIONAL([USE_ALSA], [test 0])
AC_DEFINE([CONFIG_ALSA], 1, [Needed by the compiler.])
if test "x${with_pkg_config}" = x1 ; then
PKG_CHECK_MODULES(
[ALSA], [alsa],
[LIBS="${ALSA_LIBS} ${LIBS}"
AC_DEFINE([HAVE_LIBASOUND],[1],[Define to 1 if you have ALSA])])
else
AC_CHECK_LIB([asound], [snd_pcm_open], , AC_MSG_ERROR(ALSA support requires the asound library!))
AC_DEFINE([HAVE_LIBASOUND],[1],[Define to 1 if you have ALSA])
fi ])
AM_CONDITIONAL([USE_ALSA], [test "x$HAS_ALSA" = "x1"])
# Look for SNDIO flag
AC_ARG_WITH(sndio, [ --with-sndio = choose native SNDIO API support (FreeBSD) -- probably broken], [
AC_MSG_RESULT(>>Including a SNDIO back end --- N.B. this is probably broken!)
HAS_SNDIO=1
AC_DEFINE([CONFIG_SNDIO], 1, [Needed by the compiler.])
AC_CHECK_LIB([sndio], [sio_open], , AC_MSG_ERROR(SNDIO support requires the sndio library!))], )
AM_CONDITIONAL([USE_SNDIO], [test "x$HAS_SNDIO" = "x1"])
# Look for AO flag
AC_ARG_WITH(ao, [ --with-ao = choose native AO (Audio Output?) API support -- probably broken], [
AC_MSG_RESULT(>>Including an AO back end --- N.B. this is probably broken!)
HAS_AO=1
AC_DEFINE([CONFIG_AO], 1, [Needed by the compiler.])
AC_CHECK_LIB([ao], [ao_initialize], , AC_MSG_ERROR(AO support requires the ao library!))], )
AM_CONDITIONAL([USE_AO], [test "x$HAS_AO" = "x1"])
# Look for pulseaudio flag
AC_ARG_WITH(pulseaudio, [ --with-pulseaudio = choose native PulseAudio API support -- N.B. no synchronisation -- so underflow or overflow is inevitable!], [
AC_MSG_RESULT(>>Including a PulseAudio back end -- N.B. no synchronisation -- so underflow or overflow is inevitable!)
HAS_PULSE=1
AC_DEFINE([CONFIG_PULSE], 1, [Needed by the compiler.])
AC_CHECK_LIB([pulse-simple], [pa_simple_new], , AC_MSG_ERROR(PulseAudio support requires the pulse-simple library, possibly in the package libpulse-dev!))
AC_CHECK_LIB([pulse], [pa_stream_peek], , AC_MSG_ERROR(PulseAudio support requires the libpulse-dev library!))], )
AM_CONDITIONAL([USE_PULSE], [test "x$HAS_PULSE" = "x1"])
# Look for dns_sd flag
AC_ARG_WITH(dns_sd, [ --with-dns_sd = choose dns_sd mDNS support], [
AC_MSG_RESULT(>>Including dns_sd for mDNS support)
HAS_DNS_SD=1
AC_DEFINE([CONFIG_HAVE_DNS_SD_H], 1, [Needed by the compiler.])
AC_SEARCH_LIBS([DNSServiceRefDeallocate], [dns_sd], , AC_MSG_ERROR(dns_sd support requires the dns_sd library!))], )
AM_CONDITIONAL([USE_DNS_SD], [test "x$HAS_DNS_SD" = "x1"])
# Find systemd unit dir
AC_ARG_WITH([systemdsystemunitdir],
[AS_HELP_STRING([--with-systemdsystemunitdir=DIR], [Directory for systemd service files])],,
[with_systemdsystemunitdir=auto])
AS_IF([test "x$with_systemdsystemunitdir" = "xyes" -o "x$with_systemdsystemunitdir" = "xauto"], [
def_systemdsystemunitdir=$($PKG_CONFIG --variable=systemdsystemunitdir systemd)
AS_IF([test "x$def_systemdsystemunitdir" = "x"],
[AS_IF([test "x$with_systemdsystemunitdir" = "xyes"],
[AC_MSG_ERROR([systemd support requested but pkg-config unable to query systemd package])])
with_systemdsystemunitdir=no],
[with_systemdsystemunitdir="$def_systemdsystemunitdir"])])
AS_IF([test "x$with_systemdsystemunitdir" != "xno"],
[AC_SUBST([systemdsystemunitdir], [$with_systemdsystemunitdir])])
AM_CONDITIONAL([HAVE_SYSTEMD], [test "x$with_systemdsystemunitdir" != "xno"])
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([getopt_long.h])
AC_CHECK_HEADERS([arpa/inet.h fcntl.h limits.h mach/mach.h memory.h netdb.h netinet/in.h stdint.h stdlib.h string.h sys/ioctl.h sys/socket.h sys/time.h syslog.h unistd.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_C_INLINE
AC_TYPE_INT16_T
AC_TYPE_INT32_T
AC_TYPE_INT64_T
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_UINT8_T
# Checks for library functions.
AC_FUNC_ALLOCA
AC_FUNC_ERROR_AT_LINE
AC_FUNC_FORK
AC_FUNC_MALLOC
AC_FUNC_REALLOC
AC_CHECK_FUNCS([atexit clock_gettime gethostname inet_ntoa memchr memmove memset mkfifo pow select socket stpcpy strcasecmp strchr strdup strerror strstr strtol strtoul])
AC_CONFIG_FILES([Makefile man/Makefile scripts/shairport-sync.service])
AC_OUTPUT