chiark / gitweb /
init script now uses start-stop-daemon if available (i.e. on Debian
[disorder] / 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 # Portions copyright (C) 2007 Ross Younger
6 #
7 # This program is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2 of the License, or
10 # (at your option) any later version.
11 #
12 # This program is distributed in the hope that it will be useful, but
13 # WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 # General Public License for more details.
16 #
17 # You should have received a copy of the GNU General Public License
18 # along with this program; if not, write to the Free Software
19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 # USA
21 #
22
23 AC_INIT([disorder], [2.0+], [richard+disorder@sfere.greenend.org.uk])
24 AC_CONFIG_AUX_DIR([config.aux])
25 AM_INIT_AUTOMAKE(disorder, [2.0+])
26 AC_CONFIG_SRCDIR([server/disorderd.c])
27 AM_CONFIG_HEADER([config.h])
28
29 # Find host type
30 AC_CANONICAL_HOST
31
32 # What we want to build
33 want_gtk=yes
34 want_python=yes
35
36 # APIs we want
37 want_alsa=yes
38 want_oss=yes
39 want_coreaudio=yes
40
41 # Checks for programs.
42 AC_PROG_CC
43 AC_SET_MAKE
44 if test "x$GCC" = xyes; then
45   gcc_werror=-Werror
46 else
47   gcc_werror=""
48 fi
49
50 AC_ARG_WITH([alsa],
51             [AS_HELP_STRING([--without-alsa],
52                             [do not build with ALSA support])],
53             [want_alsa=$withval])
54 AC_ARG_WITH([oss],
55             [AS_HELP_STRING([--without-oss],
56                             [do not build with OSS support])],
57             [want_oss=$withval])
58 AC_ARG_WITH([coreaudio],
59             [AS_HELP_STRING([--without-coreaudio],
60                             [do not build with Core Audio support])],
61             [want_coreaudio=$withval])
62
63 AC_MSG_CHECKING([for a known target platform])
64 case "$host" in
65 *empeg* )
66   AC_MSG_RESULT([empeg car stereo])
67   AC_DEFINE([EMPEG_HOST],[1],[define if host is an empeg car stereo])
68   # work around broken toolchain
69   AC_CHECK_LIB([gpg-error], [gpg_strerror])
70   AC_CHECK_LIB([pthread], [pthread_create])
71   want_server=no
72  ;;
73 *linux* | *Linux* )
74   AC_MSG_RESULT([Linux])
75   want_server=yes
76   ;;
77 *-apple-darwin* )
78   AC_MSG_RESULT([Mac OS X])
79   want_server=yes
80   if test $want_coreaudio = yes; then
81     COREAUDIO="-framework CoreAudio"
82   fi
83   browser=open
84   ;;
85 * )
86   AC_MSG_RESULT([unknown, winging it])
87   want_server=no
88   ;;
89 esac
90 AC_SUBST([COREAUDIO])
91
92 AC_ARG_WITH([browser],
93             [AS_HELP_STRING([--with-browser=BROWSER],
94                             [use BROWSER to display HTML])],
95             [browser=$withval])
96
97 AC_CACHE_CHECK([default HTML viewer],[rjk_cv_browser],[
98   rjk_cv_browser=UNKNOWN
99   for candidate in x-www-browser firefox mozilla konqueror netscape; do
100     if type $candidate >/dev/null 2>&1; then
101       rjk_cv_browser="$candidate"
102       break
103     fi
104   done
105 ])
106 if test -z "$browser"; then
107   browser="$rjk_cv_browser"
108 fi
109 AC_DEFINE_UNQUOTED([BROWSER],["$browser"],[HTML viewer])
110
111 AC_ARG_WITH([server],
112             [AS_HELP_STRING([--without-server],
113                             [do not build server])],
114             [want_server=$withval])
115 AC_ARG_WITH([gtk],
116             [AS_HELP_STRING([--without-gtk],
117                             [do not build GTK+ client])],
118             [want_gtk=$withval])
119 AC_ARG_WITH([python],
120             [AS_HELP_STRING([--without-python],
121                             [do not build Python support])],
122             [want_python=$withval])
123
124 subdirs="scripts lib clients doc examples debian"
125
126 if test $want_server = yes; then
127   subdirs="${subdirs} server plugins driver templates sounds images"
128 fi
129 if test $want_gtk = yes; then
130   subdirs="${subdirs} disobedience"
131   if test $want_server = no; then
132     subdirs="${subdirs} images"
133   fi
134 fi
135 if test $want_python = yes; then
136   AM_PATH_PYTHON([2.4])
137   subdirs="${subdirs} python tests"
138 fi
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 $ac_header"
257   ])
258   AC_CHECK_HEADERS([FLAC/file_decoder.h])
259 fi
260 AC_CHECK_HEADERS([dlfcn.h gcrypt.h \
261                  getopt.h iconv.h langinfo.h \
262                  pcre.h sys/ioctl.h \
263                  syslog.h unistd.h],[:],[
264   missing_headers="$missing_headers $ac_header"
265 ])
266
267 if test ! -z "$missing_headers"; then
268   AC_MSG_ERROR([missing headers:$missing_headers])
269 fi
270
271 # Checks for typedefs, structures, and compiler characteristics.
272 AC_C_CONST
273 AC_TYPE_SIZE_T
274 AC_C_INLINE
275 AC_C_BIGENDIAN
276 AC_CHECK_TYPES([struct sockaddr_in6],,,[AC_INCLUDES_DEFAULT
277 #include <netinet/in.h>])
278
279 # enable -Werror when we check for certain characteristics:
280
281 old_CFLAGS="${CFLAGS}"
282 CFLAGS="${CFLAGS} $gcc_werror"
283 AC_CHECK_TYPES([long long,uint32_t,uint8_t,intmax_t,uintmax_t])
284
285 # Some GCC invocations warn for converting function pointers to void *.
286 # This is fair enough, as it's technically forbidden, but we use dlsym()
287 # which can pretty much only exist if object and function pointers are
288 # interconvertable.  So we disable -Werror if need be.
289 if test ! -z "$gcc_werror"; then
290   AC_CACHE_CHECK([whether function pointers can be converted to void * without a warning],
291                  [rjk_cv_function_pointer_cast],[
292     AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
293   void somefunction(void);],
294                       [(void *)somefunction])],
295                       [rjk_cv_function_pointer_cast=yes],
296                       [rjk_cv_function_pointer_cast=no])])
297   if test $rjk_cv_function_pointer_cast = no; then
298     gcc_werror=""
299   fi
300 fi
301
302 CFLAGS="${old_CFLAGS}"
303
304 # gcrypt maintainers keep changing everything.  Design your interface
305 # first, then implement it once, rather than getting it wrong three or
306 # four times and shipping between each attempt.
307 AC_CACHE_CHECK([for hash handle type in <grypt.h>],
308                [rjk_cv_gcrypt_hash_handle],[
309   AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
310 #include <gcrypt.h>
311 ],
312                [gcry_md_hd_t h;])],
313                [rjk_cv_gcrypt_hash_handle=gcry_md_hd_t],[
314     AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
315 #include <gcrypt.h>
316 ],
317                  [GcryMDHd h;])],
318                  [rjk_cv_gcrypt_hash_handle=GcryMDHd],
319                  [rjk_cv_gcrypt_hash_handle=GCRY_MD_HD])])])
320 AC_DEFINE_UNQUOTED([gcrypt_hash_handle],[$rjk_cv_gcrypt_hash_handle],
321                    [libgcrypt hash handle type])
322
323 AC_CACHE_CHECK([for gcry_error_t in <grypt.h>],
324                [rjk_cv_have_gcry_error_t],[
325   AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
326 #include <gcrypt.h>
327 ],
328                  [gcry_error_t e;])],
329                  [rjk_cv_have_gcry_error_t=yes],
330                  [rjk_cv_have_gcry_error_t=no])])
331 if test $rjk_cv_have_gcry_error_t = yes; then
332   AC_DEFINE([HAVE_GCRY_ERROR_T],1,[define if <gcrypt.h> defines gcry_error_t])
333 fi
334
335 # Checks for functions
336 if test $ac_cv_type_long_long = yes; then
337   AC_CHECK_FUNCS([atoll strtoll],[:],[
338     missing_functions="$missing_functions $ac_func"
339   ])
340   # Darwin sometimes fails to declare strtoll (e.g. if you ask for -std=c99)
341   AC_CACHE_CHECK([whether strtoll is declared in <stdlib.h>],
342                  [rjk_cv_strtoll_declared],[
343     AC_EGREP_HEADER([strtoll], [stdlib.h],
344                     [rjk_cv_strtoll_declared=yes],
345                     [rjk_cv_strtoll_declared=no])])
346   if test $rjk_cv_strtoll_declared = yes; then
347     AC_DEFINE([DECLARES_STRTOLL],[1],[define if <stdlib.h> declares strtoll])
348   fi
349   AC_CACHE_CHECK([whether atoll is declared in <stdlib.h>],
350                  [rjk_cv_atoll_declared],[
351     AC_EGREP_HEADER([atoll], [stdlib.h],
352                     [rjk_cv_atoll_declared=yes],
353                     [rjk_cv_atoll_declared=no])])
354   if test $rjk_cv_atoll_declared = yes; then
355     AC_DEFINE([DECLARES_ATOLL],[1],[define if <stdlib.h> declares atoll])
356   fi
357 fi
358 AC_CHECK_FUNCS([ioctl nl_langinfo strsignal],[:],[
359   missing_functions="$missing_functions $ac_func"
360 ])
361 # fsync will do if fdatasync not available
362 AC_CHECK_FUNCS([fdatasync],[:],[
363   AC_CHECK_FUNCS([fsync],
364                  [AC_DEFINE([fdatasync],[fsync],[define fdatasync to fsync if not available])],
365                  [missing_functions="$missing_functions fdatasync"])])
366 if test ! -z "$missing_functions"; then
367   AC_MSG_ERROR([missing functions:$missing_functions])
368 fi
369 if test $want_server = yes; then
370   # <db.h> had better be version 3 or later
371   AC_CACHE_CHECK([db.h version],[rjk_cv_db_version],[
372     AC_PREPROC_IFELSE([
373                        #include <db.h>
374                        #ifndef DB_VERSION_MAJOR
375                        # error cannot determine db version
376                        #endif
377                        #if DB_VERSION_MAJOR < 4
378                        # error inadequate db version
379                        #endif
380                        #if DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 2
381                        # error inadequate db version
382                        #endif
383                       ],
384                       [rjk_cv_db_version=ok],
385                       [rjk_cv_db_version=inadequate])
386   ])
387   if test $rjk_cv_db_version != ok; then
388     AC_MSG_ERROR([need db.h version at least 4.2])
389   fi
390 fi
391
392 if test "x$GCC" = xyes; then
393   # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29478
394   AC_CACHE_CHECK([checking for GCC bug 29478],[rjk_cv_pr29478],[
395     old_CC="$CC"
396     if test $GCC = yes; then
397       CC="$CC -Wall -Werror"
398     fi
399     AC_COMPILE_IFELSE([
400       static int x(char *f) {
401        return *f;
402       }
403       int z(const char *g) {
404         return x((char *)g);
405       }],
406       [rjk_cv_pr29478=no],
407       [rjk_cv_pr29478=yes]
408     )
409     CC="$old_CC"
410   ])
411   if test $rjk_cv_pr29478 = yes; then
412     gcc_werror=''
413   fi
414
415   # a reasonable default set of warnings
416   CC="${CC} -Wall -W -Wpointer-arith -Wbad-function-cast \
417         -Wwrite-strings -Wmissing-prototypes \
418         -Wmissing-declarations -Wnested-externs"
419
420   # Fix up GTK+ and GLib compiler flags
421   GTK_CFLAGS="`echo \"$GTK_CFLAGS\"|sed 's/-I/-isystem /g'`"
422   GLIB_CFLAGS="`echo \"$GLIB_CFLAGS\"|sed 's/-I/-isystem /g'`"
423
424   if test "$gcc_werror" != ''; then
425     # GCC 2.95 doesn't know to ignore warnings from system headers
426     AC_CACHE_CHECK([whether -Werror is usable],
427                     rjk_cv_werror, [
428       save_CFLAGS="${CFLAGS}"
429       CFLAGS="${CFLAGS} ${GTK_CFLAGS} -Werror"
430       AC_TRY_COMPILE([#include <gtk/gtk.h>],
431                      [],
432                      [rjk_cv_werror=yes],
433                      [rjk_cv_werror=no])
434       CFLAGS="${save_CFLAGS}"
435     ])
436     if test $rjk_cv_werror = no; then
437       gcc_werror=''
438     fi
439   fi
440   CC="${CC} $gcc_werror"
441
442   # for older GCCs that don't know %ju (etc)
443   AC_CACHE_CHECK([whether -Wno-format is required],
444                  rjk_cv_noformat,
445                  AC_TRY_COMPILE([#include <stdio.h>
446 #include <stdint.h>
447 ],
448                                 [printf("%ju", (uintmax_t)0);],
449                                 [rjk_cv_noformat=no],
450                                 [rjk_cv_noformat=yes]))
451   if test $rjk_cv_noformat = yes; then
452     CC="${CC} -Wno-format"
453   fi
454
455   AC_CACHE_CHECK([whether -Wshadow is OK],
456                  rjk_cv_shadow,
457                  oldCC="${CC}"
458                  CC="${CC} -Wshadow"
459                  [AC_TRY_COMPILE([
460 #include <unistd.h>
461 #include <vorbis/vorbisfile.h>
462 ],
463                                 [],
464                                 [rjk_cv_shadow=yes],
465                                 [rjk_cv_shadow=no])
466                  CC="${oldCC}"])
467   if test $rjk_cv_shadow = yes; then
468     CC="${CC} -Wshadow"
469   fi
470 fi
471
472 RJK_GCOV
473
474 AH_BOTTOM([#ifdef __GNUC__
475 # define attribute(x) __attribute__(x)
476 #else
477 # define attribute(x)
478 #endif])
479
480 AC_CONFIG_FILES([Makefile
481                  templates/Makefile
482                  images/Makefile
483                  scripts/Makefile
484                  lib/Makefile
485                  server/Makefile
486                  clients/Makefile
487                  disobedience/Makefile
488                  doc/Makefile
489                  plugins/Makefile
490                  driver/Makefile
491                  debian/Makefile
492                  sounds/Makefile
493                  python/Makefile
494                  examples/Makefile
495                  tests/Makefile])
496 AC_OUTPUT
497
498 if test $GCC = yes && test "$gcc_werror" = ''; then
499   AC_MSG_WARN([building without -Werror])
500 fi
501 if test $want_python = no; then
502   AC_MSG_WARN([cannot run the test suit without Python])
503 fi