theora-old/configure.ac

   1 dnl Process this file with autoconf to produce a configure script
   2
   3 dnl ------------------------------------------------
   4 dnl Initialization and Versioning
   5 dnl ------------------------------------------------
   6
   7 AC_INIT(libtheora,[1.0alpha8-svn])
   8
   9 AC_CANONICAL_HOST
  10 AC_CANONICAL_TARGET
  11
  12 AM_CONFIG_HEADER([config.h])
  13 AC_CONFIG_SRCDIR([lib/dct.c])
  14 AM_INIT_AUTOMAKE
  15 AM_MAINTAINER_MODE
  16
  17 dnl Library versioning
  18
  19 V_LIB_CURRENT=2
  20 V_LIB_REVISION=0
  21 V_LIB_AGE=2
  22 AC_SUBST(V_LIB_CURRENT)
  23 AC_SUBST(V_LIB_REVISION)
  24 AC_SUBST(V_LIB_AGE)
  25
  26 dnl Extra linker options (for version script)
  27 THEORA_LDFLAGS=""
  28
  29 dnl --------------------------------------------------
  30 dnl Check for programs
  31 dnl --------------------------------------------------
  32
  33 dnl save $CFLAGS since AC_PROG_CC likes to insert "-g -O2"
  34 dnl if $CFLAGS is blank
  35 cflags_save="$CFLAGS"
  36 AC_PROG_CC
  37 AC_PROG_CPP
  38 CFLAGS="$cflags_save"
  39
  40 AM_PROG_LIBTOOL
  41
  42 dnl Add parameters for aclocal
  43 AC_SUBST(ACLOCAL_AMFLAGS, "-I m4")
  44
  45 dnl Check for doxygen
  46 AC_CHECK_PROG(HAVE_DOXYGEN, doxygen, true, false)
  47 AM_CONDITIONAL(HAVE_DOXYGEN,$HAVE_DOXYGEN)
  48 if test $HAVE_DOXYGEN = "false"; then
  49         AC_MSG_WARN([*** doxygen not found, API documentation will not be built])
  50 fi
  51
  52 dnl Check for python
  53 AC_CHECK_PROG(HAVE_PYTHON, python, true, false)
  54 AM_CONDITIONAL(HAVE_PYTHON,$HAVE_PYTHON)
  55
  56 dnl Check for valgrind
  57 VALGRIND_ENVIRONMENT=""
  58 ac_enable_valgrind=no
  59 AC_ARG_ENABLE(valgrind-testing,
  60      [  --enable-valgrind-testing     enable running of tests inside Valgrind ],     [ ac_enable_valgrind=yes ], [ ac_enable_valgrind=no] )
  61
  62 if test "x${ac_enable_valgrind}" = xyes ; then
  63   if test "x${enable_shared}" = xyes ; then
  64     VALGRIND_ENVIRONMENT="libtool --mode=execute "
  65   fi
  66
  67   AC_CHECK_PROG(HAVE_VALGRIND, valgrind, yes, no)
  68   if test "x$HAVE_VALGRIND" = xyes ; then
  69     VALGRIND_ENVIRONMENT="$VALGRIND_ENVIRONMENT valgrind -q --leak-check=yes --show-reachable=yes --num-callers=100"
  70     AC_SUBST(VALGRIND_ENVIRONMENT)
  71     TESTS_INFO="Type 'make check' to run test suite. Tests will be run under:
  72   ${VALGRIND_ENVIRONMENT}"
  73   else
  74     TESTS_INFO="Type 'make check' to run test suite (Valgrind not found)"
  75   fi
  76 else
  77   TESTS_INFO="Type 'make check' to run test suite (Valgrind testing not enabled)"
  78 fi
  79
  80 dnl --------------------------------------------------
  81 dnl Set build flags based on environment
  82 dnl --------------------------------------------------
  83
  84 dnl Set some target options
  85
  86 cflags_save="$CFLAGS"
  87 if test -z "$GCC"; then
  88         case $host in
  89         *)
  90                 DEBUG="-g -DDEBUG"
  91                 CFLAGS="-O"
  92                 PROFILE="-g -p -DDEBUG" ;;
  93         esac
  94 else
  95
  96         case $host in
  97         *)
  98                 DEBUG="-g -Wall -DDEBUG -D__NO_MATH_INLINES"
  99                 CFLAGS="-Wall -O3 -fforce-addr -fomit-frame-pointer -finline-functions -funroll-loops"
 100                 PROFILE="-Wall -pg -g -O3 -fno-inline-functions -DDEBUG";;
 101         esac
 102 fi
 103 CFLAGS="$CFLAGS $cflags_save"
 104
 105 cpu_x86_64=no
 106 cpu_x86_32=no
 107 AC_ARG_ENABLE(asm,
 108     [  --disable-asm           disable assembly optimizations ],
 109     [ ac_enable_asm=$enableval ], [ ac_enable_asm=yes] )
 110
 111 if test "x${ac_enable_asm}" = xyes; then
 112   cpu_optimization="no optimization for your platform, please send a patch"
 113   case $target_cpu in
 114         i[[3456]]86)
 115                 cpu_x86_32=yes
 116                 cpu_optimization="32 bit x86"
 117                 AC_DEFINE([USE_ASM], [],  [make use of asm optimization])
 118                 if test "x$target_vendor" = "xapple"; then
 119                         THEORA_LDFLAGS="$THEORA_LDFLAGS  -Wl,-read_only_relocs,suppress"
 120                 fi
 121                 ;;
 122         x86_64)
 123                 cpu_x86_64=yes
 124                 cpu_optimization="64 bit x86"
 125         AC_DEFINE([USE_ASM], [],  [make use of asm optimization])
 126     ;;
 127   esac
 128 else
 129   cpu_optimization="disabled"
 130 fi
 131
 132 AM_CONDITIONAL([CPU_x86_64], [test x$cpu_x86_64 = xyes])
 133 AM_CONDITIONAL([CPU_x86_32], [test x$cpu_x86_32 = xyes])
 134
 135 # Test whenever ld supports -version-script
 136 AC_PROG_LD
 137 AC_PROG_LD_GNU
 138 if test "x$lt_cv_prog_gnu_ld" = "xyes"; then
 139         SHLIB_VERSION_ARG="-Wl,--version-script=Version_script"
 140
 141         dnl Set extra linker options
 142         case "$target_os" in
 143         linux* | solaris* )
 144                 SHLIB_VERSION_ARG="-Wl,--version-script=Version_script"
 145                 ;;
 146         *)
 147                 ;;
 148         esac
 149         THEORA_LDFLAGS="$THEORA_LDFLAGS SHLIB_VERSION_ARG"
 150 fi
 151
 152 AC_SUBST(THEORA_LDFLAGS)
 153
 154 dnl --------------------------------------------------
 155 dnl Checks for support libraries and headers
 156 dnl --------------------------------------------------
 157
 158 dnl check for Ogg
 159 HAVE_OGG=no
 160
 161 dnl first check through pkg-config since it's more flexible
 162
 163 dnl check for pkg-config itself so we don't try the m4 macro without pkg-config
 164 AC_CHECK_PROG(HAVE_PKG_CONFIG, pkg-config, yes)
 165 if test "x$HAVE_PKG_CONFIG" = "xyes"
 166 then
 167   PKG_CHECK_MODULES(OGG, ogg >= 1.1, HAVE_OGG=yes, HAVE_OGG=no)
 168 fi
 169 if test "x$HAVE_OGG" = "xno"
 170 then
 171   dnl fall back to the old school test
 172   XIPH_PATH_OGG(, AC_MSG_ERROR([
 173     libogg is required to build this package!
 174     please see http://www.xiph.org/ for how to
 175     obtain a copy.
 176   ]))
 177   cflags_save=$CFLAGS
 178   libs_save=$LIBS
 179   CFLAGS="$CFLAGS $OGG_CFLAGS"
 180   LIBS="$LIBS $OGG_LIBS"
 181   AC_CHECK_FUNC(oggpackB_read, , [
 182     AC_MSG_ERROR([newer libogg version (1.1 or later) required])
 183   ])
 184   CFLAGS=$cflags_save
 185   LIBS=$libs_save
 186 fi
 187
 188
 189 dnl check for Vorbis
 190 HAVE_VORBIS=no
 191
 192 dnl first check through pkg-config since it's more flexible
 193
 194 if test "x$HAVE_PKG_CONFIG" = "xyes"
 195 then
 196   PKG_CHECK_MODULES(VORBIS, vorbis >= 1.0.1, HAVE_VORBIS=yes, HAVE_VORBIS=no)
 197   dnl also set VORBISENC_LIBS since an examples needs it
 198   dnl the old .m4 sets this to a value to use on top of VORBIS_LIBS,
 199   dnl so we do the same here.
 200   VORBISENC_LIBS="-lvorbisenc"
 201   AC_SUBST(VORBISENC_LIBS)
 202 fi
 203 if test "x$HAVE_VORBIS" = "xno"
 204 then
 205   dnl fall back to the old school test
 206   XIPH_PATH_VORBIS(HAVE_VORBIS=yes, HAVE_VORBIS=no)
 207 fi
 208
 209 dnl check for SDL
 210 HAVE_SDL=no
 211
 212 AM_PATH_SDL(,[
 213         HAVE_SDL=yes
 214         SDL_LIBS=`$SDL_CONFIG --libs`
 215 ],AC_MSG_WARN([*** Unable to find SDL -- Not compiling example players ***]))
 216
 217 dnl check for OSS
 218 HAVE_OSS=no
 219
 220 AC_CHECK_HEADERS([sys/soundcard.h soundcard.h machine/soundcard.h],[
 221   HAVE_OSS=yes
 222   break
 223 ])
 224 if test x$HAVE_OSS != xyes; then
 225   AC_MSG_WARN([OSS audio support not found -- not compiling player_example])
 226 fi
 227
 228 dnl --------------------------------------------------
 229 dnl Overall build configuration options
 230 dnl --------------------------------------------------
 231
 232 dnl Configuration option for building of floating point code.
 233
 234 ac_enable_float=yes
 235 AC_ARG_ENABLE(float,
 236      [  --disable-float         disable use of floating point code ],
 237      [ ac_enable_float=$enableval ], [ ac_enable_float=yes] )
 238
 239 if test "x${ac_enable_float}" != xyes ; then
 240     AC_DEFINE([THEORA_DISABLE_FLOAT], [],
 241         [Define to exclude floating point code from the build])
 242 fi
 243 AM_CONDITIONAL(THEORA_DISABLE_FLOAT, [test "x${ac_enable_float}" != xyes])
 244
 245 dnl Configuration option for building of encoding support.
 246
 247 ac_enable_encode=yes
 248 AC_ARG_ENABLE(encode,
 249      [  --disable-encode        disable encoding support ],
 250      [ ac_enable_encode=$enableval ], [ ac_enable_encode=yes] )
 251
 252 if test "x${ac_enable_encode}" != xyes ; then
 253     AC_DEFINE([THEORA_DISABLE_ENCODE], [],
 254         [Define to exclude encode support from the build])
 255 else
 256     if test x$HAVE_VORBIS = xyes; then
 257       BUILDABLE_EXAMPLES="$BUILDABLE_EXAMPLES encoder_example\$(EXEEXT)"
 258     else
 259       AC_MSG_NOTICE([Vorbis missing, cannot build example encoder])
 260     fi
 261 fi
 262 AM_CONDITIONAL(THEORA_DISABLE_ENCODE, [test "x${ac_enable_encode}" != xyes])
 263
 264 dnl --------------------------------------------------
 265 dnl Check for headers
 266 dnl --------------------------------------------------
 267
 268 dnl none here
 269
 270 dnl --------------------------------------------------
 271 dnl Check for typedefs, structures, etc
 272 dnl --------------------------------------------------
 273
 274 dnl none
 275
 276 dnl --------------------------------------------------
 277 dnl Check for library functions
 278 dnl --------------------------------------------------
 279
 280 dnl substitute the included getopt if the system doesn't support long options
 281 AC_CHECK_FUNC(getopt_long,
 282               [GETOPT_OBJS=''],
 283               [GETOPT_OBJS='getopt.$(OBJEXT) getopt1.$(OBJEXT)'])
 284 AC_SUBST(GETOPT_OBJS)
 285
 286 if test x$HAVE_SDL = xyes -a x$HAVE_OSS = xyes -a x$HAVE_VORBIS = xyes; then
 287   BUILDABLE_EXAMPLES="$BUILDABLE_EXAMPLES player_example"
 288 fi
 289 AC_SUBST(BUILDABLE_EXAMPLES)
 290
 291 dnl --------------------------------------------------
 292 dnl Do substitutions
 293 dnl --------------------------------------------------
 294
 295 AC_SUBST(DEBUG)
 296 AC_SUBST(PROFILE)
 297
 298 AC_OUTPUT([
 299   Makefile lib/Makefile
 300   include/Makefile include/theora/Makefile
 301   examples/Makefile
 302   doc/Makefile doc/Doxyfile
 303   tests/Makefile
 304   lib/Version_script
 305   m4/Makefile
 306   libtheora.spec
 307   theora.pc
 308   theora-uninstalled.pc
 309 ])
 310
 311 AS_AC_EXPAND(LIBDIR, ${libdir})
 312 AS_AC_EXPAND(INCLUDEDIR, ${includedir})
 313 AS_AC_EXPAND(BINDIR, ${bindir})
 314 AS_AC_EXPAND(DOCDIR, ${datadir}/doc)
 315
 316 if test $HAVE_DOXYGEN = "false"; then
 317   doc_build="no"
 318 else
 319   doc_build="yes"
 320 fi
 321 dnl need to handle spec build?
 322
 323 AC_MSG_RESULT([
 324 ------------------------------------------------------------------------
 325   $PACKAGE $VERSION:  Automatic configuration OK.
 326
 327   General configuration:
 328
 329     Encoding support: ........... ${ac_enable_encode}
 330     Floating point support: ..... ${ac_enable_float}
 331     Assembly optimization: ...... ${cpu_optimization}
 332     API Documentation: .......... ${doc_build}
 333
 334   Installation paths:
 335
 336     libtheora: ................... ${LIBDIR}
 337     C header files: .............. ${INCLUDEDIR}/theora
 338     Documentation: ............... ${DOCDIR}/$PACKAGE
 339
 340   Building:
 341
 342     Type 'make' to compile $PACKAGE.
 343
 344     Type 'make install' to install $PACKAGE.
 345
 346     ${TESTS_INFO}
 347
 348   Example programs will be built but not installed.
 349 ------------------------------------------------------------------------
 350 ])
 351