chiark - git - mdw - 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 case "$host" in
  36 *linux* | *Linux* )
  37   want_alsa=yes
  38   want_server=yes
  39   ;;
  40 *-apple-darwin* )
  41   want_alsa=no
  42   want_server=no
  43   COREAUDIO="-framework CoreAudio"
  44   ;;
  45 * )
  46   want_alsa=no
  47   want_server=no
  48   ;;
  49 esac
  50 AC_SUBST([COREAUDIO])
  51
  52 # Checks for programs.
  53 AC_PROG_CC
  54 AC_SET_MAKE
  55 if test "x$GCC" = xyes; then
  56   gcc_werror=-Werror
  57 else
  58   gcc_werror=""
  59 fi
  60
  61 AC_ARG_WITH([server],
  62             [AS_HELP_STRING([--without-server],
  63                             [do not build server])],
  64             [want_server=$withval])
  65 AC_ARG_WITH([gtk],
  66             [AS_HELP_STRING([--without-gtk],
  67                             [do not build GTK+ client])],
  68             [want_gtk=$withval])
  69 AC_ARG_WITH([python],
  70             [AS_HELP_STRING([--without-python],
  71                             [do not build Python support])],
  72             [want_python=$withval])
  73
  74 subdirs="scripts lib clients doc examples debian"
  75
  76 if test $want_server = yes; then
  77   subdirs="${subdirs} server plugins driver templates sounds images"
  78 fi
  79 if test $want_python = yes; then
  80   AM_PATH_PYTHON
  81   subdirs="${subdirs} python"
  82 fi
  83 if test $want_gtk = yes; then
  84   subdirs="${subdirs} disobedience"
  85   if test $want_server = no; then
  86     subdirs="${subdirs} images"
  87   fi
  88 fi
  89 subdirs="${subdirs} tests"
  90 AC_SUBST([subdirs])
  91
  92 # libtool config
  93 AC_LIBTOOL_DLOPEN
  94 AC_DISABLE_STATIC
  95
  96 AC_PROG_LIBTOOL
  97
  98 missing_libraries=""
  99 missing_headers=""
 100 missing_functions=""
 101
 102 AC_DEFINE(_GNU_SOURCE, 1, [required for e.g. strsignal])
 103
 104 # Macs might have libraries under fink's root
 105 AC_PATH_PROG([FINK],[fink],[none],[$PATH:/sw/bin])
 106 if test "x$FINK" != xnone; then
 107   AC_CACHE_CHECK([fink install directory],[rjk_cv_finkprefix],[
 108     rjk_cv_finkprefix="`echo "$FINK" | sed 's,/bin/fink$,,'`"
 109   ])
 110   finkbindir="${rjk_cv_finkprefix}/bin"
 111   CPPFLAGS="${CPPFLAGS} -I${rjk_cv_finkprefix}/include/gc -I${rjk_cv_finkprefix}/include"
 112   if test $want_server = yes; then
 113     CPPFLAGS="${CPPFLAGS} -I${rjk_cv_finkprefix}/include/db4"
 114   fi
 115   LDFLAGS="${LDFLAGS} -L${rjk_cv_finkprefix}/lib"
 116 else
 117   finkbindir=""
 118 fi
 119 AC_SUBST([finkbindir])
 120
 121 # Checks for libraries.
 122 # We save up a list of missing libraries that we can't do without
 123 # and report them all at once.
 124 AC_CHECK_LIB(gc, GC_malloc,            [AC_SUBST(LIBGC,[-lgc])],
 125             [missing_libraries="$missing_libraries libgc"])
 126 AC_CHECK_LIB(gcrypt, gcry_md_open,
 127              [AC_SUBST(LIBGCRYPT,[-lgcrypt])],
 128             [missing_libraries="$missing_libraries libgcrypt"])
 129 AC_CHECK_LIB(pcre, pcre_compile,
 130              [AC_SUBST(LIBPCRE,[-lpcre])],
 131              [missing_libraries="$missing_libraries libpcre"])
 132 if test $want_server = yes; then
 133   RJK_CHECK_LIB(db, db_create, [#include <db.h>],
 134                [AC_SUBST(LIBDB,[-ldb])],
 135                [missing_libraries="$missing_libraries libdb"])
 136   AC_CHECK_LIB(vorbis, vorbis_info_clear,
 137                [:],
 138                [missing_libraries="$missing_libraries libvorbis"])
 139   AC_CHECK_LIB(vorbisfile, ov_open,
 140                [AC_SUBST(LIBVORBISFILE,["-lvorbisfile -lvorbis"])],
 141                [missing_libraries="$missing_libraries libvorbisfile"],
 142                [-lvorbis])
 143   AC_CHECK_LIB(mad, mad_stream_init,
 144                [AC_SUBST(LIBMAD,[-lmad])],
 145                [missing_libraries="$missing_libraries libmad"])
 146   AC_CHECK_LIB([ao], [ao_initialize],
 147                [AC_SUBST(LIBAO,[-lao])],
 148                [missing_libraries="$missing_libraries libao"])
 149   AC_CHECK_LIB([FLAC], [FLAC__stream_decoder_new],
 150                [AC_SUBST(LIBFLAC,[-lFLAC])],
 151                [missing_libraries="$missing_libraries libFLAC"])
 152 fi
 153 if test $want_alsa = yes; then
 154   AC_CHECK_LIB([asound], [snd_pcm_open],
 155                [AC_SUBST(LIBASOUND,[-lasound])],
 156                [missing_libraries="$missing_libraries libasound"])
 157   AC_DEFINE([API_ALSA],[1],[define to use the ALSA API])
 158 fi
 159
 160 if test $want_gtk = yes; then
 161   AM_PATH_GLIB_2_0([],[],[missing_libraries="$missing_libraries libglib"])
 162   AM_PATH_GTK_2_0([],[],[missing_libraries="$missing_libraries libgtk"])
 163 fi
 164
 165 # Some platforms have iconv already
 166 AC_CHECK_FUNC(iconv_open, [:],
 167               [RJK_CHECK_LIB(iconv, iconv_open, [#include <iconv.h>],
 168                             [AC_SUBST(LIBICONV,[-liconv])],
 169                             [missing_functions="$missing_functions iconv_open"])])
 170 AC_CHECK_FUNC([gethostbyname],[:],[
 171   AC_CHECK_LIB(nsl,gethostbyname,
 172                [AC_SUBST(LIBNSL,[-lnsl])],
 173                [missing_functions="$missing_functions gethostbyname"])])
 174 AC_CHECK_FUNC([socket],[:],[
 175   AC_CHECK_LIB(socket,socket,
 176                [AC_SUBST(LIBSOCKET,[-lsocket])],
 177                [missing_functions="$missing_functions socket"])])
 178 AC_CHECK_FUNC([dlopen],[:],[
 179   AC_CHECK_LIB(dl,dlopen,
 180                [AC_SUBST(LIBDL,[-ldl])],
 181                [missing_functions="$missing_functions dlopen"])])
 182
 183 if test ! -z "$missing_libraries"; then
 184   AC_MSG_ERROR([missing libraries:$missing_libraries])
 185 fi
 186
 187 # We require that libpcre support UTF-8
 188 RJK_REQUIRE_PCRE_UTF8([-lpcre])
 189
 190 # Checks for header files.
 191 RJK_FIND_GC_H
 192 AC_CHECK_HEADERS([inttypes.h CoreAudio/AudioHardware.h])
 193 # Compilation will fail if any of these headers are missing, so we
 194 # check for them here and fail early.
 195 # We don't bother checking very standard stuff
 196 if test $want_server = yes; then
 197   AC_CHECK_HEADERS([db.h],[:],[
 198     missing_headers="$missing_headers $ac_header"
 199   ])
 200   AC_CHECK_HEADERS([sys/soundcard.h]) dnl can cope without
 201 fi
 202 AC_CHECK_HEADERS([dlfcn.h gcrypt.h \
 203                  getopt.h iconv.h langinfo.h \
 204                  pcre.h sys/ioctl.h \
 205                  syslog.h unistd.h],[:],[
 206   missing_headers="$missing_headers $ac_header"
 207 ])
 208
 209 if test ! -z "$missing_headers"; then
 210   AC_MSG_ERROR([missing headers:$missing_headers])
 211 fi
 212
 213 # Checks for typedefs, structures, and compiler characteristics.
 214 AC_C_CONST
 215 AC_TYPE_SIZE_T
 216 AC_C_INLINE
 217 AC_C_BIGENDIAN
 218 AC_CHECK_TYPES([struct sockaddr_in6],,,[AC_INCLUDES_DEFAULT
 219 #include <netinet/in.h>])
 220
 221 # enable -Werror when we check for certain characteristics:
 222
 223 old_CFLAGS="${CFLAGS}"
 224 CFLAGS="${CFLAGS} $gcc_werror"
 225 AC_CHECK_TYPES([long long,uint32_t,uint8_t,intmax_t,uintmax_t])
 226
 227 # Some GCC invocations warn for converting function pointers to void *.
 228 # This is fair enough, as it's technically forbidden, but we use dlsym()
 229 # which can pretty much only exist if object and function pointers are
 230 # interconvertable.  So we disable -Werror if need be.
 231 if test ! -z "$gcc_werror"; then
 232   AC_CACHE_CHECK([whether function pointers can be converted to void * without a warning],
 233                  [rjk_cv_function_pointer_cast],[
 234     AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
 235   void somefunction(void);],
 236                       [(void *)somefunction])],
 237                       [rjk_cv_function_pointer_cast=yes],
 238                       [rjk_cv_function_pointer_cast=no])])
 239   if test $rjk_cv_function_pointer_cast = no; then
 240     gcc_werror=""
 241   fi
 242 fi
 243
 244 CFLAGS="${old_CFLAGS}"
 245
 246 # gcrypt maintainers keep changing everything.  Design your interface
 247 # first, then implement it once, rather than getting it wrong three or
 248 # four times and shipping between each attempt.
 249 AC_CACHE_CHECK([for hash handle type in <grypt.h>],
 250                [rjk_cv_gcrypt_hash_handle],[
 251   AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
 252 #include <gcrypt.h>
 253 ],
 254                [gcry_md_hd_t h;])],
 255                [rjk_cv_gcrypt_hash_handle=gcry_md_hd_t],[
 256     AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
 257 #include <gcrypt.h>
 258 ],
 259                  [GcryMDHd h;])],
 260                  [rjk_cv_gcrypt_hash_handle=GcryMDHd],
 261                  [rjk_cv_gcrypt_hash_handle=GCRY_MD_HD])])])
 262 AC_DEFINE_UNQUOTED([gcrypt_hash_handle],[$rjk_cv_gcrypt_hash_handle],
 263                    [libgcrypt hash handle type])
 264
 265 AC_CACHE_CHECK([for gcry_error_t in <grypt.h>],
 266                [rjk_cv_have_gcry_error_t],[
 267   AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
 268 #include <gcrypt.h>
 269 ],
 270                  [gcry_error_t e;])],
 271                  [rjk_cv_have_gcry_error_t=yes],
 272                  [rjk_cv_have_gcry_error_t=no])])
 273 if test $rjk_cv_have_gcry_error_t = yes; then
 274   AC_DEFINE([HAVE_GCRY_ERROR_T],1,[define if <gcrypt.h> defines gcry_error_t])
 275 fi
 276
 277 # Checks for functions
 278 if test $ac_cv_type_long_long = yes; then
 279   AC_CHECK_FUNCS([atoll strtoll],[:],[
 280     missing_functions="$missing_functions $ac_func"
 281   ])
 282   # Darwin sometimes fails to declare strtoll (e.g. if you ask for -std=c99)
 283   AC_CACHE_CHECK([whether strtoll is declared in <stdlib.h>],
 284                  [rjk_cv_strtoll_declared],[
 285     AC_EGREP_HEADER([strtoll], [stdlib.h],
 286                     [rjk_cv_strtoll_declared=yes],
 287                     [rjk_cv_strtoll_declared=no])])
 288   if test $rjk_cv_strtoll_declared = yes; then
 289     AC_DEFINE([DECLARES_STRTOLL],[1],[define if <stdlib.h> declares strtoll])
 290   fi
 291   AC_CACHE_CHECK([whether atoll is declared in <stdlib.h>],
 292                  [rjk_cv_atoll_declared],[
 293     AC_EGREP_HEADER([atoll], [stdlib.h],
 294                     [rjk_cv_atoll_declared=yes],
 295                     [rjk_cv_atoll_declared=no])])
 296   if test $rjk_cv_atoll_declared = yes; then
 297     AC_DEFINE([DECLARES_ATOLL],[1],[define if <stdlib.h> declares atoll])
 298   fi
 299 fi
 300 AC_CHECK_FUNCS([ioctl nl_langinfo strsignal],[:],[
 301   missing_functions="$missing_functions $ac_func"
 302 ])
 303 # fsync will do if fdatasync not available
 304 AC_CHECK_FUNCS([fdatasync],[:],[
 305   AC_CHECK_FUNCS([fsync],
 306                  [AC_DEFINE([fdatasync],[fsync],[define fdatasync to fsync if not available])],
 307                  [missing_functions="$missing_functions fdatasync"])])
 308 if test ! -z "$missing_functions"; then
 309   AC_MSG_ERROR([missing functions:$missing_functions])
 310 fi
 311 if test $want_server = yes; then
 312   # <db.h> had better be version 3 or later
 313   AC_CACHE_CHECK([db.h version],[rjk_cv_db_version],[
 314     AC_PREPROC_IFELSE([
 315                        #include <db.h>
 316                        #ifndef DB_VERSION_MAJOR
 317                        # error cannot determine db version
 318                        #endif
 319                        #if DB_VERSION_MAJOR < 4
 320                        # error inadequate db version
 321                        #endif
 322                        #if DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 2
 323                        # error inadequate db version
 324                        #endif
 325                       ],
 326                       [rjk_cv_db_version=ok],
 327                       [rjk_cv_db_version=inadequate])
 328   ])
 329   if test $rjk_cv_db_version != ok; then
 330     AC_MSG_ERROR([need db.h version at least 4.2])
 331   fi
 332 fi
 333
 334 if test "x$GCC" = xyes; then
 335   # a reasonable default set of warnings
 336   CC="${CC} -Wall -W -Wpointer-arith -Wbad-function-cast \
 337         -Wwrite-strings -Wmissing-prototypes \
 338         -Wmissing-declarations -Wnested-externs"
 339
 340   # Fix up GTK+ and GLib compiler flags
 341   GTK_CFLAGS="`echo \"$GTK_CFLAGS\"|sed 's/-I/-isystem /g'`"
 342   GLIB_CFLAGS="`echo \"$GLIB_CFLAGS\"|sed 's/-I/-isystem /g'`"
 343
 344   # GCC 2.95 doesn't know to ignore warnings from system headers
 345   AC_CACHE_CHECK([whether -Werror is usable],
 346                   rjk_cv_werror, [
 347     save_CFLAGS="${CFLAGS}"
 348     CFLAGS="${CFLAGS} ${GTK_CFLAGS} -Werror"
 349     AC_TRY_COMPILE([#include <gtk/gtk.h>],
 350                    [],
 351                    [rjk_cv_werror=yes],
 352                    [rjk_cv_werror=no])
 353     CFLAGS="${save_CFLAGS}"
 354   ])
 355   if test $rjk_cv_werror = no; then
 356     gcc_werror=''
 357   fi
 358   CC="${CC} $gcc_werror"
 359
 360   # for older GCCs that don't know %ju (etc)
 361   AC_CACHE_CHECK([whether -Wno-format is required],
 362                  rjk_cv_noformat,
 363                  AC_TRY_COMPILE([#include <stdio.h>
 364 #include <stdint.h>
 365 ],
 366                                 [printf("%ju", (uintmax_t)0);],
 367                                 [rjk_cv_noformat=no],
 368                                 [rjk_cv_noformat=yes]))
 369   if test $rjk_cv_noformat = yes; then
 370     CC="${CC} -Wno-format"
 371   fi
 372
 373   AC_CACHE_CHECK([whether -Wshadow is OK],
 374                  rjk_cv_shadow,
 375                  oldCC="${CC}"
 376                  CC="${CC} -Wshadow"
 377                  [AC_TRY_COMPILE([
 378 #include <unistd.h>
 379 #include <vorbis/vorbisfile.h>
 380 ],
 381                                 [],
 382                                 [rjk_cv_shadow=yes],
 383                                 [rjk_cv_shadow=no])
 384                  CC="${oldCC}"])
 385   if test $rjk_cv_shadow = yes; then
 386     CC="${CC} -Wshadow"
 387   fi
 388
 389
 390 fi
 391
 392 AH_BOTTOM([#ifdef __GNUC__
 393 # define attribute(x) __attribute__(x)
 394 #else
 395 # define attribute(x)
 396 #endif])
 397
 398 AC_CONFIG_FILES([Makefile
 399                  templates/Makefile
 400                  images/Makefile
 401                  scripts/Makefile
 402                  lib/Makefile
 403                  server/Makefile
 404                  clients/Makefile
 405                  disobedience/Makefile
 406                  doc/Makefile
 407                  plugins/Makefile
 408                  driver/Makefile
 409                  debian/Makefile
 410                  sounds/Makefile
 411                  python/Makefile
 412                  examples/Makefile
 413                  tests/Makefile])
 414 AC_OUTPUT