[disorder] / configure.ac

# Process this file with autoconf to produce a configure script.
#
# This file is part of DisOrder.
# Copyright (C) 2004, 2005, 2006, 2007 Richard Kettlewell
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
#

AC_INIT([disorder], [1.5.99+], [richard+disorder@sfere.greenend.org.uk])
AC_CONFIG_AUX_DIR([config.aux])
AM_INIT_AUTOMAKE(disorder, [1.5.99+])
AC_CONFIG_SRCDIR([server/disorderd.c])
AM_CONFIG_HEADER([config.h])

# Find host type
AC_CANONICAL_HOST

# What we want to build
want_gtk=yes
want_python=yes

# APIs we want
want_alsa=yes
want_oss=yes
want_coreaudio=yes

# Checks for programs.
AC_PROG_CC
AC_SET_MAKE
if test "x$GCC" = xyes; then
  gcc_werror=-Werror
else
  gcc_werror=""
fi

AC_ARG_WITH([alsa],
	    [AS_HELP_STRING([--without-alsa],
			    [do not build with ALSA support])],
	    [want_alsa=$withval])
AC_ARG_WITH([oss],
	    [AS_HELP_STRING([--without-oss],
			    [do not build with OSS support])],
	    [want_oss=$withval])
AC_ARG_WITH([coreaudio],
	    [AS_HELP_STRING([--without-coreaudio],
			    [do not build with Core Audio support])],
	    [want_coreaudio=$withval])

AC_MSG_CHECKING([for a known target platform])
case "$host" in
*empeg* )
  AC_MSG_RESULT([empeg car stereo])
  AC_DEFINE([EMPEG_HOST],[1],[define if host is an empeg car stereo])
  # work around broken toolchain
  AC_CHECK_LIB([gpg-error], [gpg_strerror])
  AC_CHECK_LIB([pthread], [pthread_create])
  want_server=no
 ;;
*linux* | *Linux* )
  AC_MSG_RESULT([Linux])
  want_server=yes
  ;;
*-apple-darwin* )
  AC_MSG_RESULT([Mac OS X])
  want_server=yes
  if test $want_coreaudio = yes; then
    COREAUDIO="-framework CoreAudio"
  fi
  browser=open
  ;;
* )
  AC_MSG_RESULT([unknown, winging it])
  want_server=no
  ;;
esac
AC_SUBST([COREAUDIO])

AC_ARG_WITH([browser],
            [AS_HELP_STRING([--with-browser=BROWSER],
			    [use BROWSER to display HTML])],
            [browser=$withval])

AC_CACHE_CHECK([default HTML viewer],[rjk_cv_browser],[
  rjk_cv_browser=UNKNOWN
  for candidate in x-www-browser firefox mozilla konqueror netscape; do
    if type $candidate >/dev/null 2>&1; then
      rjk_cv_browser="$candidate"
      break
    fi
  done
])
if test -z "$browser"; then
  browser="$rjk_cv_browser"
fi
AC_DEFINE_UNQUOTED([BROWSER],["$browser"],[HTML viewer])

AC_ARG_WITH([server],
	    [AS_HELP_STRING([--without-server],
			    [do not build server])],
	    [want_server=$withval])
AC_ARG_WITH([gtk],
	    [AS_HELP_STRING([--without-gtk],
			    [do not build GTK+ client])],
	    [want_gtk=$withval])
AC_ARG_WITH([python],
	    [AS_HELP_STRING([--without-python],
			    [do not build Python support])],
	    [want_python=$withval])

subdirs="scripts lib clients doc examples debian"

if test $want_server = yes; then
  subdirs="${subdirs} server plugins driver templates sounds images"
fi
if test $want_python = yes; then
  AM_PATH_PYTHON
  subdirs="${subdirs} python"
fi
if test $want_gtk = yes; then
  subdirs="${subdirs} disobedience"
  if test $want_server = no; then
    subdirs="${subdirs} images"
  fi
fi
subdirs="${subdirs} tests"
AC_SUBST([subdirs])

# libtool config
AC_LIBTOOL_DLOPEN
AC_DISABLE_STATIC

AC_PROG_LIBTOOL

missing_libraries=""
missing_headers=""
missing_functions=""

AC_DEFINE(_GNU_SOURCE, 1, [required for e.g. strsignal])

# Macs might have libraries under fink's root
AC_PATH_PROG([FINK],[fink],[none],[$PATH:/sw/bin])
if test "x$FINK" != xnone; then
  AC_CACHE_CHECK([fink install directory],[rjk_cv_finkprefix],[
    rjk_cv_finkprefix="`echo "$FINK" | sed 's,/bin/fink$,,'`"
  ])
  finkdir="${rjk_cv_finkprefix}"
  finkbindir="${rjk_cv_finkprefix}/bin"
  CPPFLAGS="${CPPFLAGS} -I${rjk_cv_finkprefix}/include/gc -I${rjk_cv_finkprefix}/include"
  if test $want_server = yes; then
    CPPFLAGS="${CPPFLAGS} -I${rjk_cv_finkprefix}/include/db4"
  fi
  LDFLAGS="${LDFLAGS} -L${rjk_cv_finkprefix}/lib"
else
  finkbindir=""
fi
AC_SUBST([finkdir])
AC_SUBST([finkbindir])

# Checks for libraries.
# We save up a list of missing libraries that we can't do without
# and report them all at once.
AC_CHECK_LIB(gc, GC_malloc,            [AC_SUBST(LIBGC,[-lgc])],
            [missing_libraries="$missing_libraries libgc"])
AC_CHECK_LIB(gcrypt, gcry_md_open,
             [AC_SUBST(LIBGCRYPT,[-lgcrypt])],
            [missing_libraries="$missing_libraries libgcrypt"])
AC_CHECK_LIB(pcre, pcre_compile,
	     [AC_SUBST(LIBPCRE,[-lpcre])],
	     [missing_libraries="$missing_libraries libpcre"])
if test $want_alsa = yes; then
  AC_CHECK_LIB([asound], [snd_pcm_open],
               [AC_SUBST(LIBASOUND,[-lasound])])
fi
if test $want_server = yes; then
  RJK_CHECK_LIB(db, db_create, [#include <db.h>],
	       [AC_SUBST(LIBDB,[-ldb])],
	       [missing_libraries="$missing_libraries libdb"])
  AC_CHECK_LIB(vorbis, vorbis_info_clear,
	       [:],
	       [missing_libraries="$missing_libraries libvorbis"])
  AC_CHECK_LIB(vorbisfile, ov_open,
	       [AC_SUBST(LIBVORBISFILE,["-lvorbisfile -lvorbis"])],
	       [missing_libraries="$missing_libraries libvorbisfile"],
	       [-lvorbis])
  AC_CHECK_LIB(mad, mad_stream_init,
	       [AC_SUBST(LIBMAD,[-lmad])],
	       [missing_libraries="$missing_libraries libmad"])
  AC_CHECK_LIB([ao], [ao_initialize],
	       [AC_SUBST(LIBAO,[-lao])],
	       [missing_libraries="$missing_libraries libao"])
  AC_CHECK_LIB([FLAC], [FLAC__stream_decoder_new],
	       [AC_SUBST(LIBFLAC,[-lFLAC])],
	       [missing_libraries="$missing_libraries libFLAC"])
fi

if test $want_gtk = yes; then
  AM_PATH_GLIB_2_0([],[],[missing_libraries="$missing_libraries libglib"])
  AM_PATH_GTK_2_0([],[],[missing_libraries="$missing_libraries libgtk"])
fi

# Some platforms have iconv already
AC_CHECK_FUNC(iconv_open, [:],
              [RJK_CHECK_LIB(iconv, iconv_open, [#include <iconv.h>],
                            [AC_SUBST(LIBICONV,[-liconv])],
                            [missing_functions="$missing_functions iconv_open"])])
AC_CHECK_FUNC([gethostbyname],[:],[
  AC_CHECK_LIB(nsl,gethostbyname,
               [AC_SUBST(LIBNSL,[-lnsl])],
               [missing_functions="$missing_functions gethostbyname"])])
AC_CHECK_FUNC([socket],[:],[
  AC_CHECK_LIB(socket,socket,
               [AC_SUBST(LIBSOCKET,[-lsocket])],
               [missing_functions="$missing_functions socket"])])
AC_CHECK_FUNC([dlopen],[:],[
  AC_CHECK_LIB(dl,dlopen,
	       [AC_SUBST(LIBDL,[-ldl])],
	       [missing_functions="$missing_functions dlopen"])])

if test ! -z "$missing_libraries"; then
  AC_MSG_ERROR([missing libraries:$missing_libraries])
fi

# We require that libpcre support UTF-8
RJK_REQUIRE_PCRE_UTF8([-lpcre])

# Checks for header files.
RJK_FIND_GC_H
if test $want_oss = yes; then
  AC_CHECK_HEADERS([sys/soundcard.h])
fi
if test $want_alsa = yes; then
  AC_CHECK_HEADERS([alsa/asoundlib.h])
fi
if test $want_coreaudio = yes; then
  AC_CHECK_HEADERS([CoreAudio/AudioHardware.h])
fi
AC_CHECK_HEADERS([inttypes.h])
# We don't bother checking very standard stuff
# Compilation will fail if any of these headers are missing, so we
# check for them here and fail early.
if test $want_server = yes; then
  AC_CHECK_HEADERS([db.h],[:],[
    missing_headers="$missing_headers $ac_header"
  ])
fi
AC_CHECK_HEADERS([dlfcn.h gcrypt.h \
		 getopt.h iconv.h langinfo.h \
		 pcre.h sys/ioctl.h \
	         syslog.h unistd.h],[:],[
  missing_headers="$missing_headers $ac_header"
])

if test ! -z "$missing_headers"; then
  AC_MSG_ERROR([missing headers:$missing_headers])
fi

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T
AC_C_INLINE
AC_C_BIGENDIAN
AC_CHECK_TYPES([struct sockaddr_in6],,,[AC_INCLUDES_DEFAULT
#include <netinet/in.h>])

# enable -Werror when we check for certain characteristics:

old_CFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} $gcc_werror"
AC_CHECK_TYPES([long long,uint32_t,uint8_t,intmax_t,uintmax_t])

# Some GCC invocations warn for converting function pointers to void *.
# This is fair enough, as it's technically forbidden, but we use dlsym()
# which can pretty much only exist if object and function pointers are
# interconvertable.  So we disable -Werror if need be.
if test ! -z "$gcc_werror"; then
  AC_CACHE_CHECK([whether function pointers can be converted to void * without a warning],
		 [rjk_cv_function_pointer_cast],[
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
  void somefunction(void);],
		      [(void *)somefunction])],
		      [rjk_cv_function_pointer_cast=yes],
		      [rjk_cv_function_pointer_cast=no])])
  if test $rjk_cv_function_pointer_cast = no; then
    gcc_werror=""
  fi
fi

CFLAGS="${old_CFLAGS}"

# gcrypt maintainers keep changing everything.  Design your interface
# first, then implement it once, rather than getting it wrong three or
# four times and shipping between each attempt.
AC_CACHE_CHECK([for hash handle type in <grypt.h>],
               [rjk_cv_gcrypt_hash_handle],[
  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
#include <gcrypt.h>
],
               [gcry_md_hd_t h;])],
               [rjk_cv_gcrypt_hash_handle=gcry_md_hd_t],[
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
#include <gcrypt.h>
],
		 [GcryMDHd h;])],
		 [rjk_cv_gcrypt_hash_handle=GcryMDHd],
		 [rjk_cv_gcrypt_hash_handle=GCRY_MD_HD])])])
AC_DEFINE_UNQUOTED([gcrypt_hash_handle],[$rjk_cv_gcrypt_hash_handle],
                   [libgcrypt hash handle type])

AC_CACHE_CHECK([for gcry_error_t in <grypt.h>],
               [rjk_cv_have_gcry_error_t],[
  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
#include <gcrypt.h>
],
		 [gcry_error_t e;])],
		 [rjk_cv_have_gcry_error_t=yes],
		 [rjk_cv_have_gcry_error_t=no])])
if test $rjk_cv_have_gcry_error_t = yes; then
  AC_DEFINE([HAVE_GCRY_ERROR_T],1,[define if <gcrypt.h> defines gcry_error_t])
fi

# Checks for functions
if test $ac_cv_type_long_long = yes; then
  AC_CHECK_FUNCS([atoll strtoll],[:],[
    missing_functions="$missing_functions $ac_func"
  ])
  # Darwin sometimes fails to declare strtoll (e.g. if you ask for -std=c99)
  AC_CACHE_CHECK([whether strtoll is declared in <stdlib.h>],
                 [rjk_cv_strtoll_declared],[
    AC_EGREP_HEADER([strtoll], [stdlib.h],
                    [rjk_cv_strtoll_declared=yes],
                    [rjk_cv_strtoll_declared=no])])
  if test $rjk_cv_strtoll_declared = yes; then
    AC_DEFINE([DECLARES_STRTOLL],[1],[define if <stdlib.h> declares strtoll])
  fi
  AC_CACHE_CHECK([whether atoll is declared in <stdlib.h>],
                 [rjk_cv_atoll_declared],[
    AC_EGREP_HEADER([atoll], [stdlib.h],
                    [rjk_cv_atoll_declared=yes],
                    [rjk_cv_atoll_declared=no])])
  if test $rjk_cv_atoll_declared = yes; then
    AC_DEFINE([DECLARES_ATOLL],[1],[define if <stdlib.h> declares atoll])
  fi
fi
AC_CHECK_FUNCS([ioctl nl_langinfo strsignal],[:],[
  missing_functions="$missing_functions $ac_func"
])
# fsync will do if fdatasync not available
AC_CHECK_FUNCS([fdatasync],[:],[
  AC_CHECK_FUNCS([fsync],
                 [AC_DEFINE([fdatasync],[fsync],[define fdatasync to fsync if not available])],
                 [missing_functions="$missing_functions fdatasync"])])
if test ! -z "$missing_functions"; then
  AC_MSG_ERROR([missing functions:$missing_functions])
fi
if test $want_server = yes; then
  # <db.h> had better be version 3 or later
  AC_CACHE_CHECK([db.h version],[rjk_cv_db_version],[
    AC_PREPROC_IFELSE([
		       #include <db.h>
		       #ifndef DB_VERSION_MAJOR
		       # error cannot determine db version
		       #endif
		       #if DB_VERSION_MAJOR < 4
		       # error inadequate db version
		       #endif
		       #if DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 2
		       # error inadequate db version
		       #endif
		      ],
		      [rjk_cv_db_version=ok],
		      [rjk_cv_db_version=inadequate])
  ])
  if test $rjk_cv_db_version != ok; then
    AC_MSG_ERROR([need db.h version at least 4.2])
  fi
fi

if test "x$GCC" = xyes; then
  # a reasonable default set of warnings
  CC="${CC} -Wall -W -Wpointer-arith -Wbad-function-cast \
	-Wwrite-strings -Wmissing-prototypes \
	-Wmissing-declarations -Wnested-externs"

  # Fix up GTK+ and GLib compiler flags
  GTK_CFLAGS="`echo \"$GTK_CFLAGS\"|sed 's/-I/-isystem /g'`"
  GLIB_CFLAGS="`echo \"$GLIB_CFLAGS\"|sed 's/-I/-isystem /g'`"

  # GCC 2.95 doesn't know to ignore warnings from system headers
  AC_CACHE_CHECK([whether -Werror is usable],
                  rjk_cv_werror, [
    save_CFLAGS="${CFLAGS}"
    CFLAGS="${CFLAGS} ${GTK_CFLAGS} -Werror"
    AC_TRY_COMPILE([#include <gtk/gtk.h>],
                   [],
                   [rjk_cv_werror=yes],
                   [rjk_cv_werror=no])
    CFLAGS="${save_CFLAGS}"
  ])
  if test $rjk_cv_werror = no; then
    gcc_werror=''
  fi
  CC="${CC} $gcc_werror"

  # for older GCCs that don't know %ju (etc)
  AC_CACHE_CHECK([whether -Wno-format is required],
		 rjk_cv_noformat,
		 AC_TRY_COMPILE([#include <stdio.h>
#include <stdint.h>
],
			        [printf("%ju", (uintmax_t)0);],
				[rjk_cv_noformat=no],
				[rjk_cv_noformat=yes]))
  if test $rjk_cv_noformat = yes; then
    CC="${CC} -Wno-format"
  fi

  AC_CACHE_CHECK([whether -Wshadow is OK],
		 rjk_cv_shadow,
                 oldCC="${CC}"
		 CC="${CC} -Wshadow"
		 [AC_TRY_COMPILE([
#include <unistd.h>
#include <vorbis/vorbisfile.h>
],
				[],
				[rjk_cv_shadow=yes],
				[rjk_cv_shadow=no])
		 CC="${oldCC}"])
  if test $rjk_cv_shadow = yes; then
    CC="${CC} -Wshadow"
  fi
                  

fi

AH_BOTTOM([#ifdef __GNUC__
# define attribute(x) __attribute__(x)
#else
# define attribute(x)
#endif])

AC_CONFIG_FILES([Makefile
		 templates/Makefile
		 images/Makefile
		 scripts/Makefile
		 lib/Makefile
		 server/Makefile
		 clients/Makefile
		 disobedience/Makefile
		 doc/Makefile
		 plugins/Makefile
		 driver/Makefile
		 debian/Makefile
		 sounds/Makefile
		 python/Makefile
		 examples/Makefile
		 tests/Makefile])
AC_OUTPUT
Commit	Line	Data
460b9539	1	# Process this file with autoconf to produce a configure script.
	2	#
	3	# This file is part of DisOrder.
dea8f8aa	4	# Copyright (C) 2004, 2005, 2006, 2007 Richard Kettlewell
460b9539	5	#
	6	# This program is free software; you can redistribute it and/or modify
	7	# it under the terms of the GNU General Public License as published by
	8	# the Free Software Foundation; either version 2 of the License, or
	9	# (at your option) any later version.
	10	#
	11	# This program is distributed in the hope that it will be useful, but
	12	# WITHOUT ANY WARRANTY; without even the implied warranty of
	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	14	# General Public License for more details.
	15	#
	16	# You should have received a copy of the GNU General Public License
	17	# along with this program; if not, write to the Free Software
	18	# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
	19	# USA
	20	#
	21
48deaa73	22	AC_INIT([disorder], [1.5.99+], [richard+disorder@sfere.greenend.org.uk])
460b9539	23	AC_CONFIG_AUX_DIR([config.aux])
48deaa73	24	AM_INIT_AUTOMAKE(disorder, [1.5.99+])
460b9539	25	AC_CONFIG_SRCDIR([server/disorderd.c])
	26	AM_CONFIG_HEADER([config.h])
	27
dea8f8aa RK	28	# Find host type
	29	AC_CANONICAL_HOST
	30
460b9539	31	# What we want to build
460b9539	32	want_gtk=yes
	33	want_python=yes
	34
e2f0c461 RK	35	# APIs we want
	36	want_alsa=yes
	37	want_oss=yes
	38	want_coreaudio=yes
	39
a9f0ad12 RK	40	# Checks for programs.
	41	AC_PROG_CC
	42	AC_SET_MAKE
	43	if test "x$GCC" = xyes; then
	44	gcc_werror=-Werror
	45	else
	46	gcc_werror=""
	47	fi
	48
e2f0c461 RK	49	AC_ARG_WITH([alsa],
	50	[AS_HELP_STRING([--without-alsa],
	51	[do not build with ALSA support])],
	52	[want_alsa=$withval])
	53	AC_ARG_WITH([oss],
	54	[AS_HELP_STRING([--without-oss],
	55	[do not build with OSS support])],
	56	[want_oss=$withval])
	57	AC_ARG_WITH([coreaudio],
	58	[AS_HELP_STRING([--without-coreaudio],
	59	[do not build with Core Audio support])],
	60	[want_coreaudio=$withval])
	61
a9f0ad12	62	AC_MSG_CHECKING([for a known target platform])
dea8f8aa	63	case "$host" in
a9f0ad12	64	empeg )
e3426f7b	65	AC_MSG_RESULT([empeg car stereo])
a9f0ad12 RK	66	AC_DEFINE([EMPEG_HOST],[1],[define if host is an empeg car stereo])
	67	# work around broken toolchain
	68	AC_CHECK_LIB([gpg-error], [gpg_strerror])
e3426f7b	69	AC_CHECK_LIB([pthread], [pthread_create])
a9f0ad12	70	want_server=no
a9f0ad12	71	;;
dea8f8aa	72	linux \| Linux )
a9f0ad12	73	AC_MSG_RESULT([Linux])
e3426f7b	74	want_server=yes
dea8f8aa	75	;;
9086a105	76	-apple-darwin )
e3426f7b	77	AC_MSG_RESULT([Mac OS X])
e2f0c461 RK	78	want_server=yes
	79	if test $want_coreaudio = yes; then
	80	COREAUDIO="-framework CoreAudio"
	81	fi
0ec4c5e6	82	browser=open
9086a105	83	;;
dea8f8aa	84	* )
a9f0ad12	85	AC_MSG_RESULT([unknown, winging it])
e3426f7b	86	want_server=no
dea8f8aa RK	87	;;
dea8f8aa RK	88	esac
9086a105	89	AC_SUBST([COREAUDIO])
dea8f8aa	90
f486ea18 RK	91	AC_ARG_WITH([browser],
	92	[AS_HELP_STRING([--with-browser=BROWSER],
	93	[use BROWSER to display HTML])],
	94	[browser=$withval])
	95
	96	AC_CACHE_CHECK([default HTML viewer],[rjk_cv_browser],[
	97	rjk_cv_browser=UNKNOWN
	98	for candidate in x-www-browser firefox mozilla konqueror netscape; do
	99	if type $candidate >/dev/null 2>&1; then
	100	rjk_cv_browser="$candidate"
	101	break
	102	fi
	103	done
	104	])
	105	if test -z "$browser"; then
	106	browser="$rjk_cv_browser"
	107	fi
	108	AC_DEFINE_UNQUOTED([BROWSER],["$browser"],[HTML viewer])
	109
460b9539	110	AC_ARG_WITH([server],
	111	[AS_HELP_STRING([--without-server],
	112	[do not build server])],
	113	[want_server=$withval])
	114	AC_ARG_WITH([gtk],
	115	[AS_HELP_STRING([--without-gtk],
	116	[do not build GTK+ client])],
	117	[want_gtk=$withval])
	118	AC_ARG_WITH([python],
	119	[AS_HELP_STRING([--without-python],
	120	[do not build Python support])],
	121	[want_python=$withval])
	122
1798e51d	123	subdirs="scripts lib clients doc examples debian"
460b9539	124
	125	if test $want_server = yes; then
	126	subdirs="${subdirs} server plugins driver templates sounds images"
	127	fi
	128	if test $want_python = yes; then
	129	AM_PATH_PYTHON
	130	subdirs="${subdirs} python"
	131	fi
	132	if test $want_gtk = yes; then
	133	subdirs="${subdirs} disobedience"
	134	if test $want_server = no; then
	135	subdirs="${subdirs} images"
	136	fi
	137	fi
1798e51d	138	subdirs="${subdirs} tests"
460b9539	139	AC_SUBST([subdirs])
	140
	141	# libtool config
	142	AC_LIBTOOL_DLOPEN
	143	AC_DISABLE_STATIC
	144
	145	AC_PROG_LIBTOOL
	146
	147	missing_libraries=""
	148	missing_headers=""
	149	missing_functions=""
	150
	151	AC_DEFINE(_GNU_SOURCE, 1, [required for e.g. strsignal])
	152
	153	# Macs might have libraries under fink's root
	154	AC_PATH_PROG([FINK],[fink],[none],[$PATH:/sw/bin])
	155	if test "x$FINK" != xnone; then
	156	AC_CACHE_CHECK([fink install directory],[rjk_cv_finkprefix],[
	157	rjk_cv_finkprefix="`echo "$FINK" \| sed 's,/bin/fink$,,'`"
	158	])
f9592fe7	159	finkdir="${rjk_cv_finkprefix}"
e83d0967	160	finkbindir="${rjk_cv_finkprefix}/bin"
762f2539	161	CPPFLAGS="${CPPFLAGS} -I${rjk_cv_finkprefix}/include/gc -I${rjk_cv_finkprefix}/include"
460b9539	162	if test $want_server = yes; then
	163	CPPFLAGS="${CPPFLAGS} -I${rjk_cv_finkprefix}/include/db4"
	164	fi
	165	LDFLAGS="${LDFLAGS} -L${rjk_cv_finkprefix}/lib"
e83d0967 RK	166	else
e83d0967 RK	167	finkbindir=""
460b9539	168	fi
f9592fe7	169	AC_SUBST([finkdir])
e83d0967	170	AC_SUBST([finkbindir])
460b9539	171
	172	# Checks for libraries.
	173	# We save up a list of missing libraries that we can't do without
	174	# and report them all at once.
	175	AC_CHECK_LIB(gc, GC_malloc, [AC_SUBST(LIBGC,[-lgc])],
	176	[missing_libraries="$missing_libraries libgc"])
	177	AC_CHECK_LIB(gcrypt, gcry_md_open,
	178	[AC_SUBST(LIBGCRYPT,[-lgcrypt])],
	179	[missing_libraries="$missing_libraries libgcrypt"])
	180	AC_CHECK_LIB(pcre, pcre_compile,
	181	[AC_SUBST(LIBPCRE,[-lpcre])],
	182	[missing_libraries="$missing_libraries libpcre"])
e2f0c461 RK	183	if test $want_alsa = yes; then
	184	AC_CHECK_LIB([asound], [snd_pcm_open],
	185	[AC_SUBST(LIBASOUND,[-lasound])])
	186	fi
460b9539	187	if test $want_server = yes; then
	188	RJK_CHECK_LIB(db, db_create, [#include <db.h>],
	189	[AC_SUBST(LIBDB,[-ldb])],
	190	[missing_libraries="$missing_libraries libdb"])
	191	AC_CHECK_LIB(vorbis, vorbis_info_clear,
	192	[:],
	193	[missing_libraries="$missing_libraries libvorbis"])
	194	AC_CHECK_LIB(vorbisfile, ov_open,
	195	[AC_SUBST(LIBVORBISFILE,["-lvorbisfile -lvorbis"])],
	196	[missing_libraries="$missing_libraries libvorbisfile"],
	197	[-lvorbis])
	198	AC_CHECK_LIB(mad, mad_stream_init,
	199	[AC_SUBST(LIBMAD,[-lmad])],
	200	[missing_libraries="$missing_libraries libmad"])
	201	AC_CHECK_LIB([ao], [ao_initialize],
	202	[AC_SUBST(LIBAO,[-lao])],
	203	[missing_libraries="$missing_libraries libao"])
c57f1201	204	AC_CHECK_LIB([FLAC], [FLAC__stream_decoder_new],
	205	[AC_SUBST(LIBFLAC,[-lFLAC])],
	206	[missing_libraries="$missing_libraries libFLAC"])
d19ccd72	207	fi
460b9539	208
	209	if test $want_gtk = yes; then
	210	AM_PATH_GLIB_2_0([],[],[missing_libraries="$missing_libraries libglib"])
	211	AM_PATH_GTK_2_0([],[],[missing_libraries="$missing_libraries libgtk"])
	212	fi
	213
	214	# Some platforms have iconv already
	215	AC_CHECK_FUNC(iconv_open, [:],
	216	[RJK_CHECK_LIB(iconv, iconv_open, [#include <iconv.h>],
	217	[AC_SUBST(LIBICONV,[-liconv])],
	218	[missing_functions="$missing_functions iconv_open"])])
	219	AC_CHECK_FUNC([gethostbyname],[:],[
	220	AC_CHECK_LIB(nsl,gethostbyname,
	221	[AC_SUBST(LIBNSL,[-lnsl])],
	222	[missing_functions="$missing_functions gethostbyname"])])
	223	AC_CHECK_FUNC([socket],[:],[
	224	AC_CHECK_LIB(socket,socket,
	225	[AC_SUBST(LIBSOCKET,[-lsocket])],
	226	[missing_functions="$missing_functions socket"])])
	227	AC_CHECK_FUNC([dlopen],[:],[
	228	AC_CHECK_LIB(dl,dlopen,
	229	[AC_SUBST(LIBDL,[-ldl])],
	230	[missing_functions="$missing_functions dlopen"])])
	231
	232	if test ! -z "$missing_libraries"; then
	233	AC_MSG_ERROR([missing libraries:$missing_libraries])
	234	fi
	235
	236	# We require that libpcre support UTF-8
	237	RJK_REQUIRE_PCRE_UTF8([-lpcre])
	238
	239	# Checks for header files.
	240	RJK_FIND_GC_H
e2f0c461 RK	241	if test $want_oss = yes; then
	242	AC_CHECK_HEADERS([sys/soundcard.h])
	243	fi
	244	if test $want_alsa = yes; then
	245	AC_CHECK_HEADERS([alsa/asoundlib.h])
	246	fi
	247	if test $want_coreaudio = yes; then
	248	AC_CHECK_HEADERS([CoreAudio/AudioHardware.h])
	249	fi
	250	AC_CHECK_HEADERS([inttypes.h])
146e86fb	251	# We don't bother checking very standard stuff
460b9539	252	# Compilation will fail if any of these headers are missing, so we
460b9539	253	# check for them here and fail early.
460b9539	254	if test $want_server = yes; then
	255	AC_CHECK_HEADERS([db.h],[:],[
	256	missing_headers="$missing_headers $ac_header"
	257	])
460b9539	258	fi
	259	AC_CHECK_HEADERS([dlfcn.h gcrypt.h \
	260	getopt.h iconv.h langinfo.h \
	261	pcre.h sys/ioctl.h \
	262	syslog.h unistd.h],[:],[
	263	missing_headers="$missing_headers $ac_header"
	264	])
	265
	266	if test ! -z "$missing_headers"; then
	267	AC_MSG_ERROR([missing headers:$missing_headers])
	268	fi
	269
	270	# Checks for typedefs, structures, and compiler characteristics.
	271	AC_C_CONST
	272	AC_TYPE_SIZE_T
	273	AC_C_INLINE
5330d674	274	AC_C_BIGENDIAN
460b9539	275	AC_CHECK_TYPES([struct sockaddr_in6],,,[AC_INCLUDES_DEFAULT
	276	#include <netinet/in.h>])
	277
	278	# enable -Werror when we check for certain characteristics:
	279
	280	old_CFLAGS="${CFLAGS}"
	281	CFLAGS="${CFLAGS} $gcc_werror"
	282	AC_CHECK_TYPES([long long,uint32_t,uint8_t,intmax_t,uintmax_t])
	283
	284	# Some GCC invocations warn for converting function pointers to void *.
	285	# This is fair enough, as it's technically forbidden, but we use dlsym()
	286	# which can pretty much only exist if object and function pointers are
	287	# interconvertable. So we disable -Werror if need be.
	288	if test ! -z "$gcc_werror"; then
	289	AC_CACHE_CHECK([whether function pointers can be converted to void * without a warning],
	290	[rjk_cv_function_pointer_cast],[
	291	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
	292	void somefunction(void);],
	293	[(void *)somefunction])],
	294	[rjk_cv_function_pointer_cast=yes],
	295	[rjk_cv_function_pointer_cast=no])])
	296	if test $rjk_cv_function_pointer_cast = no; then
	297	gcc_werror=""
	298	fi
	299	fi
	300
	301	CFLAGS="${old_CFLAGS}"
	302
	303	# gcrypt maintainers keep changing everything. Design your interface
	304	# first, then implement it once, rather than getting it wrong three or
	305	# four times and shipping between each attempt.
	306	AC_CACHE_CHECK([for hash handle type in <grypt.h>],
	307	[rjk_cv_gcrypt_hash_handle],[
	308	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
	309	#include <gcrypt.h>
	310	],
	311	[gcry_md_hd_t h;])],
	312	[rjk_cv_gcrypt_hash_handle=gcry_md_hd_t],[
	313	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
	314	#include <gcrypt.h>
	315	],
	316	[GcryMDHd h;])],
	317	[rjk_cv_gcrypt_hash_handle=GcryMDHd],
	318	[rjk_cv_gcrypt_hash_handle=GCRY_MD_HD])])])
	319	AC_DEFINE_UNQUOTED([gcrypt_hash_handle],[$rjk_cv_gcrypt_hash_handle],
	320	[libgcrypt hash handle type])
	321
	322	AC_CACHE_CHECK([for gcry_error_t in <grypt.h>],
	323	[rjk_cv_have_gcry_error_t],[
	324	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
	325	#include <gcrypt.h>
	326	],
	327	[gcry_error_t e;])],
	328	[rjk_cv_have_gcry_error_t=yes],
	329	[rjk_cv_have_gcry_error_t=no])])
	330	if test $rjk_cv_have_gcry_error_t = yes; then
	331	AC_DEFINE([HAVE_GCRY_ERROR_T],1,[define if <gcrypt.h> defines gcry_error_t])
	332	fi
	333
	334	# Checks for functions
	335	if test $ac_cv_type_long_long = yes; then
	336	AC_CHECK_FUNCS([atoll strtoll],[:],[
	337	missing_functions="$missing_functions $ac_func"
	338	])
339	# Darwin sometimes fails to declare strtoll (e.g. if you ask for -std=c99)
340	AC_CACHE_CHECK([whether strtoll is declared in <stdlib.h>],
341	[rjk_cv_strtoll_declared],[
342	AC_EGREP_HEADER([strtoll], [stdlib.h],
343	[rjk_cv_strtoll_declared=yes],
344	[rjk_cv_strtoll_declared=no])])
345	if test $rjk_cv_strtoll_declared = yes; then
346	AC_DEFINE([DECLARES_STRTOLL],[1],[define if <stdlib.h> declares strtoll])
347	fi
348	AC_CACHE_CHECK([whether atoll is declared in <stdlib.h>],
349	[rjk_cv_atoll_declared],[
350	AC_EGREP_HEADER([atoll], [stdlib.h],
351	[rjk_cv_atoll_declared=yes],
352	[rjk_cv_atoll_declared=no])])
353	if test $rjk_cv_atoll_declared = yes; then
354	AC_DEFINE([DECLARES_ATOLL],[1],[define if <stdlib.h> declares atoll])
355	fi
356	fi
357	AC_CHECK_FUNCS([ioctl nl_langinfo strsignal],[:],[
358	missing_functions="$missing_functions $ac_func"
359	])
360	# fsync will do if fdatasync not available
361	AC_CHECK_FUNCS([fdatasync],[:],[
362	AC_CHECK_FUNCS([fsync],
363	[AC_DEFINE([fdatasync],[fsync],[define fdatasync to fsync if not available])],
364	[missing_functions="$missing_functions fdatasync"])])
365	if test ! -z "$missing_functions"; then
366	AC_MSG_ERROR([missing functions:$missing_functions])
367	fi
368	if test $want_server = yes; then
369	# <db.h> had better be version 3 or later
370	AC_CACHE_CHECK([db.h version],[rjk_cv_db_version],[
371	AC_PREPROC_IFELSE([
372	#include <db.h>
373	#ifndef DB_VERSION_MAJOR
374	# error cannot determine db version
375	#endif
376	#if DB_VERSION_MAJOR < 4
377	# error inadequate db version
378	#endif
379	#if DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 2
380	# error inadequate db version
381	#endif
382	],
383	[rjk_cv_db_version=ok],
384	[rjk_cv_db_version=inadequate])
385	])
386	if test $rjk_cv_db_version != ok; then
387	AC_MSG_ERROR([need db.h version at least 4.2])
388	fi
389	fi
390
391	if test "x$GCC" = xyes; then
392	# a reasonable default set of warnings
393	CC="${CC} -Wall -W -Wpointer-arith -Wbad-function-cast \
394	-Wwrite-strings -Wmissing-prototypes \
395	-Wmissing-declarations -Wnested-externs"
396
397	# Fix up GTK+ and GLib compiler flags
398	GTK_CFLAGS="`echo \"$GTK_CFLAGS\"\|sed 's/-I/-isystem /g'`"
399	GLIB_CFLAGS="`echo \"$GLIB_CFLAGS\"\|sed 's/-I/-isystem /g'`"
400
401	# GCC 2.95 doesn't know to ignore warnings from system headers
402	AC_CACHE_CHECK([whether -Werror is usable],
403	rjk_cv_werror, [
404	save_CFLAGS="${CFLAGS}"
405	CFLAGS="${CFLAGS} ${GTK_CFLAGS} -Werror"
406	AC_TRY_COMPILE([#include <gtk/gtk.h>],
407	[],
408	[rjk_cv_werror=yes],
409	[rjk_cv_werror=no])
410	CFLAGS="${save_CFLAGS}"
411	])
412	if test $rjk_cv_werror = no; then
413	gcc_werror=''
414	fi
415	CC="${CC} $gcc_werror"
416
417	# for older GCCs that don't know %ju (etc)
9a5f7aba	418	AC_CACHE_CHECK([whether -Wno-format is required],
460b9539	419	rjk_cv_noformat,
	420	AC_TRY_COMPILE([#include <stdio.h>
	421	#include <stdint.h>
	422	],
	423	[printf("%ju", (uintmax_t)0);],
	424	[rjk_cv_noformat=no],
	425	[rjk_cv_noformat=yes]))
	426	if test $rjk_cv_noformat = yes; then
	427	CC="${CC} -Wno-format"
	428	fi
	429
9a5f7aba	430	AC_CACHE_CHECK([whether -Wshadow is OK],
460b9539	431	rjk_cv_shadow,
	432	oldCC="${CC}"
	433	CC="${CC} -Wshadow"
	434	[AC_TRY_COMPILE([
	435	#include <unistd.h>
	436	#include <vorbis/vorbisfile.h>
	437	],
	438	[],
	439	[rjk_cv_shadow=yes],
	440	[rjk_cv_shadow=no])
	441	CC="${oldCC}"])
	442	if test $rjk_cv_shadow = yes; then
	443	CC="${CC} -Wshadow"
	444	fi
	445
	446
	447	fi
	448
	449	AH_BOTTOM([#ifdef __GNUC__
	450	# define attribute(x) __attribute__(x)
	451	#else
	452	# define attribute(x)
	453	#endif])
	454
	455	AC_CONFIG_FILES([Makefile
	456	templates/Makefile
	457	images/Makefile
	458	scripts/Makefile
	459	lib/Makefile
	460	server/Makefile
	461	clients/Makefile
	462	disobedience/Makefile
	463	doc/Makefile
	464	plugins/Makefile
	465	driver/Makefile
	466	debian/Makefile
	467	sounds/Makefile
	468	python/Makefile
c5dbcd79 RK	469	examples/Makefile
c5dbcd79 RK	470	tests/Makefile])
460b9539	471	AC_OUTPUT