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