mdw@git.distorted.org.uk Git - disorder/blob - configure.ac

   1 # Process this file with autoconf to produce a configure script.
   2 #
   3 # This file is part of DisOrder.
   4 # Copyright (C) 2004, 2005, 2006, 2007 Richard Kettlewell
   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
  22 AC_INIT([disorder], [1.5.99+], [richard+disorder@sfere.greenend.org.uk])
  23 AC_CONFIG_AUX_DIR([config.aux])
  24 AM_INIT_AUTOMAKE(disorder, [1.5.99+])
  25 AC_CONFIG_SRCDIR([server/disorderd.c])
  26 AM_CONFIG_HEADER([config.h])
  27
  28 # Find host type
  29 AC_CANONICAL_HOST
  30
  31 # What we want to build
  32 want_gtk=yes
  33 want_python=yes
  34
  35 # APIs we want
  36 want_alsa=yes
  37 want_oss=yes
  38 want_coreaudio=yes
  39
  40 # Checks for programs.
  41 AC_PROG_CC
  42 AC_SET_MAKE
  43 if test "x$GCC" = xyes; then
  44   gcc_werror=-Werror
  45 else
  46   gcc_werror=""
  47 fi
  48
  49 AC_ARG_WITH([alsa],
  50             [AS_HELP_STRING([--without-alsa],
  51                             [do not build with ALSA support])],
  52             [want_alsa=$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
  62 AC_MSG_CHECKING([for a known target platform])
  63 case "$host" in
  64 *empeg* )
  65   AC_MSG_RESULT([empeg car stereo])
  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])
  69   AC_CHECK_LIB([pthread], [pthread_create])
  70   want_server=no
  71  ;;
  72 *linux* | *Linux* )
  73   AC_MSG_RESULT([Linux])
  74   want_server=yes
  75   ;;
  76 *-apple-darwin* )
  77   AC_MSG_RESULT([Mac OS X])
  78   want_server=yes
  79   if test $want_coreaudio = yes; then
  80     COREAUDIO="-framework CoreAudio"
  81   fi
  82   browser=open
  83   ;;
  84 * )
  85   AC_MSG_RESULT([unknown, winging it])
  86   want_server=no
  87   ;;
  88 esac
  89 AC_SUBST([COREAUDIO])
  90
  91 AC_ARG_WITH([browser],
  92             [AS_HELP_STRING([--with-browser=BROWSER],
  93                             [use BROWSER to display HTML])],
  94             [browser=$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],["$browser"],[HTML viewer])
 109
 110 AC_ARG_WITH([server],
 111             [AS_HELP_STRING([--without-server],
 112                             [do not build server])],
 113             [want_server=$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
 123 subdirs="scripts lib clients doc examples debian"
 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
 138 subdirs="${subdirs} tests"
 139 AC_SUBST([subdirs])
 140
 141 # libtool config
 142 AC_LIBTOOL_DLOPEN
 143 AC_DISABLE_STATIC
 144
 145 AC_PROG_LIBTOOL
 146
 147 missing_libraries=""
 148 missing_headers=""
 149 missing_functions=""
 150
 151 AC_DEFINE(_GNU_SOURCE, 1, [required for e.g. strsignal])
 152
 153 # Macs might have libraries under fink's root
 154 AC_PATH_PROG([FINK],[fink],[none],[$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$,,'`"
 158   ])
 159   finkdir="${rjk_cv_finkprefix}"
 160   finkbindir="${rjk_cv_finkprefix}/bin"
 161   CPPFLAGS="${CPPFLAGS} -I${rjk_cv_finkprefix}/include/gc -I${rjk_cv_finkprefix}/include"
 162   if test $want_server = yes; then
 163     CPPFLAGS="${CPPFLAGS} -I${rjk_cv_finkprefix}/include/db4"
 164   fi
 165   LDFLAGS="${LDFLAGS} -L${rjk_cv_finkprefix}/lib"
 166 else
 167   finkbindir=""
 168 fi
 169 AC_SUBST([finkdir])
 170 AC_SUBST([finkbindir])
 171
 172 # Checks for libraries.
 173 # We save up a list of missing libraries that we can't do without
 174 # and report them all at once.
 175 AC_CHECK_LIB(gc, GC_malloc,            [AC_SUBST(LIBGC,[-lgc])],
 176             [missing_libraries="$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"])
 183 if test $want_alsa = yes; then
 184   AC_CHECK_LIB([asound], [snd_pcm_open],
 185                [AC_SUBST(LIBASOUND,[-lasound])])
 186 fi
 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"])
 204   AC_CHECK_LIB([FLAC], [FLAC__stream_decoder_new],
 205                [AC_SUBST(LIBFLAC,[-lFLAC])],
 206                [missing_libraries="$missing_libraries libFLAC"])
 207 fi
 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
 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])
 251 # We don't bother checking very standard stuff
 252 # Compilation will fail if any of these headers are missing, so we
 253 # check for them here and fail early.
 254 if test $want_server = yes; then
 255   AC_CHECK_HEADERS([db.h],[:],[
 256     missing_headers="$missing_headers $ac_header"
 257   ])
 258 fi
 259 AC_CHECK_HEADERS([dlfcn.h gcrypt.h \
 260                  getopt.h iconv.h langinfo.h \
 261                  pcre.h sys/ioctl.h \
 262                  syslog.h unistd.h],[:],[
 263   missing_headers="$missing_headers $ac_header"
 264 ])
 265
 266 if test ! -z "$missing_headers"; then
 267   AC_MSG_ERROR([missing headers:$missing_headers])
 268 fi
 269
 270 # Checks for typedefs, structures, and compiler characteristics.
 271 AC_C_CONST
 272 AC_TYPE_SIZE_T
 273 AC_C_INLINE
 274 AC_C_BIGENDIAN
 275 AC_CHECK_TYPES([struct sockaddr_in6],,,[AC_INCLUDES_DEFAULT
 276 #include <netinet/in.h>])
 277
 278 # enable -Werror when we check for certain characteristics:
 279
 280 old_CFLAGS="${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)
 418   AC_CACHE_CHECK([whether -Wno-format is required],
 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
 430   AC_CACHE_CHECK([whether -Wshadow is OK],
 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
 469                  examples/Makefile
 470                  tests/Makefile])
 471 AC_OUTPUT