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