configure.ac

   1 #  FLAC - Free Lossless Audio Codec
   2 #  Copyright (C) 2001,2002,2003,2004,2005,2006,2007,2008,2009  Josh Coalson
   3 #
   4 #  This file is part the FLAC project.  FLAC is comprised of several
   5 #  components distributed under different licenses.  The codec libraries
   6 #  are distributed under Xiph.Org's BSD-like license (see the file
   7 #  COPYING.Xiph in this distribution).  All other programs, libraries, and
   8 #  plugins are distributed under the GPL (see COPYING.GPL).  The documentation
   9 #  is distributed under the Gnu FDL (see COPYING.FDL).  Each file in the
  10 #  FLAC distribution contains at the top the terms under which it may be
  11 #  distributed.
  12 #
  13 #  Since this particular file is relevant to all components of FLAC,
  14 #  it may be distributed under the Xiph.Org license, which is the least
  15 #  restrictive of those mentioned above.  See the file COPYING.Xiph in this
  16 #  distribution.
  17
  18 # NOTE that for many of the AM_CONDITIONALs we use the prefix FLaC__
  19 # instead of FLAC__ since autoconf triggers off 'AC_' in strings
  20
  21 AC_PREREQ(2.60)
  22 AC_INIT([flac], [1.3.2], [flac-dev@xiph.org], [flac], [https://www.xiph.org/flac/])
  23 AC_CONFIG_HEADERS([config.h])
  24 AC_CONFIG_SRCDIR([src/flac/main.c])
  25 AC_CONFIG_MACRO_DIR([m4])
  26 AM_INIT_AUTOMAKE([foreign 1.10 -Wall tar-pax no-dist-gzip dist-xz subdir-objects])
  27 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  28
  29 AC_MSG_CHECKING([whether configure should try to set CFLAGS/CXXFLAGS/CPPFLAGS/LDFLAGS])
  30 AS_IF([test "x${CFLAGS+set}" = "xset" || test "x${CXXFLAGS+set}" = "xset" || test "x${CPPFLAGS+set}" = "xset" || test "x${LDFLAGS+set}" = "xset"],
  31         [enable_flags_setting=no],
  32         [enable_flags_setting=yes]
  33 )
  34 AC_MSG_RESULT([${enable_flags_setting}])
  35 AX_CHECK_ENABLE_DEBUG
  36 user_cflags=$CFLAGS
  37
  38 #Prefer whatever the current ISO standard is.
  39 AC_PROG_CC_STDC
  40 AC_USE_SYSTEM_EXTENSIONS
  41 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
  42 LT_INIT([win32-dll disable-static pic-only])
  43 AM_PROG_AS
  44 AC_PROG_CXX
  45 XIPH_C_COMPILER_IS_CLANG
  46 XIPH_GCC_REALLY_IS_GCC
  47 AC_PROG_MAKE_SET
  48 AC_PROG_MKDIR_P
  49
  50 AC_SYS_LARGEFILE
  51 AC_FUNC_FSEEKO
  52
  53 AC_CHECK_SIZEOF(off_t,1)        # Fake default value.
  54 AC_CHECK_SIZEOF([void*])
  55 AC_SEARCH_LIBS([lround],[m], [AC_DEFINE(HAVE_LROUND,1,lround support)])
  56
  57 AC_LANG_PUSH([C++])
  58 # c++ flavor first
  59 AC_C_VARARRAYS
  60 if test $ac_cv_c_vararrays = yes; then
  61         AC_DEFINE([HAVE_CXX_VARARRAYS], 1, [Define to 1 if C++ supports variable-length arrays.])
  62 fi
  63 AC_LANG_POP([C++])
  64
  65 # c flavor
  66 AC_HEADER_STDC
  67 AM_PROG_CC_C_O
  68 AC_C_INLINE
  69 AC_C_VARARRAYS
  70 AC_C_TYPEOF
  71
  72 AC_CHECK_HEADERS([stdint.h inttypes.h byteswap.h sys/param.h sys/ioctl.h termios.h x86intrin.h cpuid.h])
  73
  74 XIPH_C_BSWAP32
  75 XIPH_C_BSWAP16
  76
  77 ac_cv_c_big_endian=0
  78 ac_cv_c_little_endian=0
  79 AC_C_BIGENDIAN([ac_cv_c_big_endian=1], [ac_cv_c_little_endian=1], [
  80         AC_MSG_WARN([[*****************************************************************]])
  81         AC_MSG_WARN([[*** Not able to determine endian-ness of target processor.       ]])
  82         AC_MSG_WARN([[*** The constants CPU_IS_BIG_ENDIAN and CPU_IS_LITTLE_ENDIAN in  ]])
  83         AC_MSG_WARN([[*** config.h may need to be hand editied.                        ]])
  84         AC_MSG_WARN([[*****************************************************************]])
  85 ])
  86 AC_DEFINE_UNQUOTED(CPU_IS_BIG_ENDIAN, ${ac_cv_c_big_endian},
  87                                         [Target processor is big endian.])
  88 AC_DEFINE_UNQUOTED(CPU_IS_LITTLE_ENDIAN, ${ac_cv_c_little_endian},
  89                                         [Target processor is little endian.])
  90 AC_DEFINE_UNQUOTED(WORDS_BIGENDIAN, ${ac_cv_c_big_endian},
  91                                         [Target processor is big endian.])
  92
  93 AC_ARG_ENABLE(asm-optimizations, AC_HELP_STRING([--disable-asm-optimizations], [Don't use any assembly optimization routines]), asm_opt=no, asm_opt=yes)
  94 dnl ' Terminate the damn single quote
  95 AM_CONDITIONAL(FLaC__NO_ASM, test "x$asm_opt" = xno)
  96 if test "x$asm_opt" = xno ; then
  97 AC_DEFINE(FLAC__NO_ASM)
  98 AH_TEMPLATE(FLAC__NO_ASM, [define to disable use of assembly code])
  99 fi
 100
 101 # For the XMMS plugin.
 102 AC_CHECK_TYPES(socklen_t, [], [])
 103
 104 dnl check for getopt in standard library
 105 dnl AC_CHECK_FUNCS(getopt_long , , [LIBOBJS="$LIBOBJS getopt.o getopt1.o"] )
 106 AC_CHECK_FUNCS(getopt_long, [], [])
 107
 108 AC_CHECK_SIZEOF(void*,1)
 109
 110 asm_optimisation=no
 111 case "$host_cpu" in
 112         amd64|x86_64)
 113                 case "$host" in
 114                         *gnux32)
 115                                 # x32 user space and 64 bit kernel.
 116                                 cpu_x86_64=true
 117                                 AC_DEFINE(FLAC__CPU_X86_64)
 118                                 AH_TEMPLATE(FLAC__CPU_X86_64, [define if building for x86_64])
 119                                 asm_optimisation=$asm_opt
 120                                 ;;
 121                         *)
 122                                 if test $ac_cv_sizeof_voidp = 4 ; then
 123                                         # This must be a 32 bit user space running on 64 bit kernel so treat
 124                                         # this as ia32.
 125                                         cpu_ia32=true
 126                                         AC_DEFINE(FLAC__CPU_IA32)
 127                                         AH_TEMPLATE(FLAC__CPU_IA32, [define if building for ia32/i386])
 128                         else
 129                                         # x86_64 user space and kernel.
 130                                         cpu_x86_64=true
 131                                         AC_DEFINE(FLAC__CPU_X86_64)
 132                                         AH_TEMPLATE(FLAC__CPU_X86_64, [define if building for x86_64])
 133                                 fi
 134                                 asm_optimisation=$asm_opt
 135                                 ;;
 136                 esac
 137                 ;;
 138         i*86)
 139                 cpu_ia32=true
 140                 AC_DEFINE(FLAC__CPU_IA32)
 141                 AH_TEMPLATE(FLAC__CPU_IA32, [define if building for ia32/i386])
 142                 asm_optimisation=$asm_opt
 143                 ;;
 144         powerpc|powerpc64)
 145                 cpu_ppc=true
 146                 AC_DEFINE(FLAC__CPU_PPC)
 147                 AH_TEMPLATE(FLAC__CPU_PPC, [define if building for PowerPC])
 148                 asm_optimisation=$asm_opt
 149                 ;;
 150         sparc)
 151                 cpu_sparc=true
 152                 AC_DEFINE(FLAC__CPU_SPARC)
 153                 AH_TEMPLATE(FLAC__CPU_SPARC, [define if building for SPARC])
 154                 asm_optimisation=$asm_opt
 155                 ;;
 156 esac
 157 AM_CONDITIONAL(FLAC__CPU_X86_64, test "x$cpu_x86_64" = xtrue)
 158 AM_CONDITIONAL(FLaC__CPU_IA32, test "x$cpu_ia32" = xtrue)
 159 AM_CONDITIONAL(FLaC__CPU_PPC, test "x$cpu_ppc" = xtrue)
 160 AM_CONDITIONAL(FLaC__CPU_SPARC, test "x$cpu_sparc" = xtrue)
 161
 162 if test "x$ac_cv_header_x86intrin_h" = xyes; then
 163 AC_DEFINE([FLAC__HAS_X86INTRIN], 1, [Set to 1 if <x86intrin.h> is available.])
 164 else
 165 AC_DEFINE([FLAC__HAS_X86INTRIN], 0)
 166 fi
 167
 168 case "$host" in
 169         i386-*-openbsd3.[[0-3]]) OBJ_FORMAT=aoutb ;;
 170         *-*-cygwin|*mingw*) OBJ_FORMAT=win32 ;;
 171         *-*-darwin*) OBJ_FORMAT=macho ;;
 172         *emx*) OBJ_FORMAT=aout ;;
 173         *djgpp) OBJ_FORMAT=coff ;;
 174         *) OBJ_FORMAT=elf ;;
 175 esac
 176 AC_SUBST(OBJ_FORMAT)
 177 case "$host" in
 178         *-gnuspe)
 179                 abi_spe=true
 180                 AC_DEFINE(FLAC__CPU_PPC_SPE)
 181                 AH_TEMPLATE(FLAC__CPU_PPC_SPE, [define if building for PowerPC with SPE ABI])
 182                 ;;
 183 esac
 184 AM_CONDITIONAL(FLaC__CPU_PPC_SPE, test "x$abi_spe" = xtrue)
 185
 186 os_is_windows=no
 187 case "$host" in
 188         *mingw*)
 189                 CPPFLAGS="-D__MSVCRT_VERSION__=0x0601 $CPPFLAGS"
 190                 os_is_windows=yes
 191                 ;;
 192 esac
 193
 194 AM_CONDITIONAL(OS_IS_WINDOWS, test "x$os_is_windows" = xyes)
 195
 196 case "$host" in
 197         *-linux-*)
 198                 sys_linux=true
 199                 AC_DEFINE(FLAC__SYS_LINUX)
 200                 AH_TEMPLATE(FLAC__SYS_LINUX, [define if building for Linux])
 201                 ;;
 202         *-*-darwin*)
 203                 sys_darwin=true
 204                 AC_DEFINE(FLAC__SYS_DARWIN)
 205                 AH_TEMPLATE(FLAC__SYS_DARWIN, [define if building for Darwin / MacOS X])
 206                 ;;
 207 esac
 208 AM_CONDITIONAL(FLaC__SYS_DARWIN, test "x$sys_darwin" = xtrue)
 209 AM_CONDITIONAL(FLaC__SYS_LINUX, test "x$sys_linux" = xtrue)
 210
 211 if test "x$cpu_ia32" = xtrue || test "x$cpu_x86_64" = xtrue ; then
 212 AC_DEFINE(FLAC__ALIGN_MALLOC_DATA)
 213 AH_TEMPLATE(FLAC__ALIGN_MALLOC_DATA, [define to align allocated memory on 32-byte boundaries])
 214 fi
 215
 216 AM_CONDITIONAL([DEBUG], [test "x${ax_enable_debug}" = "xyes" || test "x${ax_enable_debug}" = "xinfo"])
 217
 218 AC_ARG_ENABLE(sse,
 219 AC_HELP_STRING([--disable-sse], [Disable passing of -msse2 to the compiler]),
 220 [case "${enableval}" in
 221         yes) sse_os=yes ;;
 222         no)  sse_os=no ;;
 223         *) AC_MSG_ERROR(bad value ${enableval} for --enable-sse) ;;
 224 esac],[sse_os=yes])
 225
 226 AC_ARG_ENABLE(altivec,
 227 AC_HELP_STRING([--disable-altivec], [Disable Altivec optimizations]),
 228 [case "${enableval}" in
 229         yes) use_altivec=true ;;
 230         no)  use_altivec=false ;;
 231         *) AC_MSG_ERROR(bad value ${enableval} for --enable-altivec) ;;
 232 esac],[use_altivec=true])
 233 AM_CONDITIONAL(FLaC__USE_ALTIVEC, test "x$use_altivec" = xtrue)
 234 if test "x$use_altivec" = xtrue ; then
 235 AC_DEFINE(FLAC__USE_ALTIVEC)
 236 AH_TEMPLATE(FLAC__USE_ALTIVEC, [define to enable use of Altivec instructions])
 237 fi
 238
 239 AC_ARG_ENABLE(avx,
 240 AC_HELP_STRING([--disable-avx], [Disable AVX, AVX2 optimizations]),
 241 [case "${enableval}" in
 242         yes) use_avx=true ;;
 243         no)  use_avx=false ;;
 244         *) AC_MSG_ERROR(bad value ${enableval} for --enable-avx) ;;
 245 esac],[use_avx=true])
 246 AM_CONDITIONAL(FLaC__USE_AVX, test "x$use_avx" = xtrue)
 247 if test "x$use_avx" = xtrue ; then
 248 AC_DEFINE(FLAC__USE_AVX)
 249 AH_TEMPLATE(FLAC__USE_AVX, [define to enable use of AVX instructions])
 250 fi
 251
 252 AC_ARG_ENABLE(thorough-tests,
 253 AC_HELP_STRING([--disable-thorough-tests], [Disable thorough (long) testing, do only basic tests]),
 254 [case "${enableval}" in
 255         yes) thorough_tests=true ;;
 256         no)  thorough_tests=false ;;
 257         *) AC_MSG_ERROR(bad value ${enableval} for --enable-thorough-tests) ;;
 258 esac],[thorough_tests=true])
 259 AC_ARG_ENABLE(exhaustive-tests,
 260 AC_HELP_STRING([--enable-exhaustive-tests], [Enable exhaustive testing (VERY long)]),
 261 [case "${enableval}" in
 262         yes) exhaustive_tests=true ;;
 263         no)  exhaustive_tests=false ;;
 264         *) AC_MSG_ERROR(bad value ${enableval} for --enable-exhaustive-tests) ;;
 265 esac],[exhaustive_tests=false])
 266 if test "x$thorough_tests" = xfalse ; then
 267 FLAC__TEST_LEVEL=0
 268 elif test "x$exhaustive_tests" = xfalse ; then
 269 FLAC__TEST_LEVEL=1
 270 else
 271 FLAC__TEST_LEVEL=2
 272 fi
 273 AC_SUBST(FLAC__TEST_LEVEL)
 274
 275 AC_ARG_ENABLE(werror,
 276         AC_HELP_STRING([--enable-werror], [Enable -Werror in all Makefiles]))
 277
 278 AC_ARG_ENABLE(stack-smash-protection,
 279         AC_HELP_STRING([--enable-stack-smash-protection], [Enable GNU GCC stack smash protection]))
 280
 281 AC_ARG_ENABLE(64-bit-words,
 282         AC_HELP_STRING([--enable-64-bit-words], [Set FLAC__BYTES_PER_WORD to 8 (4 is the default)]))
 283 if test "x$enable_64_bit_words" = xyes ; then
 284         AC_DEFINE_UNQUOTED([ENABLE_64_BIT_WORDS],1,[Set FLAC__BYTES_PER_WORD to 8 (4 is the default)])
 285 else
 286         AC_DEFINE_UNQUOTED([ENABLE_64_BIT_WORDS],0)
 287         fi
 288 AC_SUBST(ENABLE_64_BIT_WORDS)
 289
 290 AC_ARG_ENABLE(valgrind-testing,
 291 AC_HELP_STRING([--enable-valgrind-testing], [Run all tests inside Valgrind]),
 292 [case "${enableval}" in
 293         yes) FLAC__TEST_WITH_VALGRIND=yes ;;
 294         no)  FLAC__TEST_WITH_VALGRIND=no ;;
 295         *) AC_MSG_ERROR(bad value ${enableval} for --enable-valgrind-testing) ;;
 296 esac],[FLAC__TEST_WITH_VALGRIND=no])
 297 AC_SUBST(FLAC__TEST_WITH_VALGRIND)
 298
 299 AC_ARG_ENABLE(doxygen-docs,
 300 AC_HELP_STRING([--disable-doxygen-docs], [Disable API documentation building via Doxygen]),
 301 [case "${enableval}" in
 302         yes) enable_doxygen_docs=true ;;
 303         no)  enable_doxygen_docs=false ;;
 304         *) AC_MSG_ERROR(bad value ${enableval} for --enable-doxygen-docs) ;;
 305 esac],[enable_doxygen_docs=true])
 306 if test "x$enable_doxygen_docs" != xfalse ; then
 307         AC_CHECK_PROGS(DOXYGEN, doxygen)
 308 fi
 309 AM_CONDITIONAL(FLaC__HAS_DOXYGEN, test -n "$DOXYGEN")
 310
 311 AC_ARG_ENABLE(local-xmms-plugin,
 312 AC_HELP_STRING([--enable-local-xmms-plugin], [Install XMMS plugin to ~/.xmms/Plugins instead of system location]),
 313 [case "${enableval}" in
 314         yes) install_xmms_plugin_locally=true ;;
 315         no)  install_xmms_plugin_locally=false ;;
 316         *) AC_MSG_ERROR(bad value ${enableval} for --enable-local-xmms-plugin) ;;
 317 esac],[install_xmms_plugin_locally=false])
 318 AM_CONDITIONAL(FLaC__INSTALL_XMMS_PLUGIN_LOCALLY, test "x$install_xmms_plugin_locally" = xtrue)
 319
 320 AC_ARG_ENABLE(xmms-plugin,
 321 AC_HELP_STRING([--disable-xmms-plugin], [Do not build XMMS plugin]),
 322 [case "${enableval}" in
 323         yes) enable_xmms_plugin=true ;;
 324         no)  enable_xmms_plugin=false ;;
 325         *) AC_MSG_ERROR(bad value ${enableval} for --enable-xmms-plugin) ;;
 326 esac],[enable_xmms_plugin=true])
 327 if test "x$enable_xmms_plugin" != xfalse ; then
 328         AM_PATH_XMMS(0.9.5.1, , AC_MSG_WARN([*** XMMS >= 0.9.5.1 not installed - XMMS support will not be built]))
 329 fi
 330 AM_CONDITIONAL(FLaC__HAS_XMMS, test -n "$XMMS_INPUT_PLUGIN_DIR")
 331
 332 dnl build FLAC++ or not
 333 AC_ARG_ENABLE([cpplibs],
 334 AC_HELP_STRING([--disable-cpplibs], [Do not build libFLAC++]),
 335 [case "${enableval}" in
 336         yes) disable_cpplibs=false ;;
 337         no)  disable_cpplibs=true ;;
 338         *)   AC_MSG_ERROR(bad value ${enableval} for --enable-cpplibs) ;;
 339 esac], [disable_cpplibs=false])
 340 AM_CONDITIONAL(FLaC__WITH_CPPLIBS, [test "x$disable_cpplibs" != xtrue])
 341
 342 dnl check for ogg library
 343 AC_ARG_ENABLE([ogg],
 344         AC_HELP_STRING([--disable-ogg], [Disable ogg support (default: test for libogg)]),
 345         [ want_ogg=$enableval ], [ want_ogg=yes ] )
 346
 347 if test "x$want_ogg" != "xno"; then
 348         XIPH_PATH_OGG(have_ogg=yes, AC_MSG_WARN([*** Ogg development environment not installed - Ogg support will not be built]))
 349 fi
 350
 351 FLAC__HAS_OGG=0
 352 AM_CONDITIONAL(FLaC__HAS_OGG, [test "x$have_ogg" = xyes])
 353 if test "x$have_ogg" = xyes ; then
 354         FLAC__HAS_OGG=1
 355         OGG_PACKAGE="ogg"
 356 else
 357         have_ogg=no
 358 fi
 359 AC_DEFINE_UNQUOTED([FLAC__HAS_OGG],$FLAC__HAS_OGG,[define if you have the ogg library])
 360 AC_SUBST(FLAC__HAS_OGG)
 361 AC_SUBST(OGG_PACKAGE)
 362
 363 dnl Build examples?
 364 AC_ARG_ENABLE([examples],
 365         AS_HELP_STRING([--disable-examples], [Don't build and install examples]))
 366 AM_CONDITIONAL([EXAMPLES], [test "x$enable_examples" != "xno"])
 367
 368 dnl check for i18n(internationalization); these are from libiconv/gettext
 369 AM_ICONV
 370 AM_LANGINFO_CODESET
 371
 372 AC_CHECK_PROGS(DOCBOOK_TO_MAN, docbook-to-man docbook2man)
 373 AM_CONDITIONAL(FLaC__HAS_DOCBOOK_TO_MAN, test -n "$DOCBOOK_TO_MAN")
 374 if test -n "$DOCBOOK_TO_MAN" ; then
 375 AC_DEFINE(FLAC__HAS_DOCBOOK_TO_MAN)
 376 AH_TEMPLATE(FLAC__HAS_DOCBOOK_TO_MAN, [define if you have docbook-to-man or docbook2man])
 377 fi
 378
 379 AC_CHECK_LIB(rt, clock_gettime, have_clock_gettime=yes)
 380 if test x$have_clock_gettime = xyes; then
 381         AC_DEFINE(HAVE_CLOCK_GETTIME)
 382         AH_TEMPLATE(HAVE_CLOCK_GETTIME, [define if you have clock_gettime])
 383 fi
 384
 385 # only matters for x86
 386 AC_CHECK_PROGS(NASM, nasm)
 387 AM_CONDITIONAL(FLaC__HAS_NASM, test -n "$NASM")
 388 if test -n "$NASM" ; then
 389 AC_DEFINE(FLAC__HAS_NASM)
 390 AH_TEMPLATE(FLAC__HAS_NASM, [define if you are compiling for x86 and have the NASM assembler])
 391 fi
 392
 393 dnl If debugging is disabled AND no CFLAGS/CXXFLAGS/CPPFLAGS/LDFLAGS
 394 dnl are provided, we can set defaults to our liking
 395 AS_IF([test "x${ax_enable_debug}" = "xno" && test "x${enable_flags_setting}" = "xyes"], [
 396         CFLAGS="-O3 -funroll-loops"
 397 ])
 398
 399 XIPH_GCC_VERSION
 400
 401 if test x$ac_cv_c_compiler_gnu = xyes ; then
 402         CFLAGS="$CFLAGS -Wall -Wextra -Wstrict-prototypes -Wmissing-prototypes -Waggregate-return -Wcast-align -Wnested-externs -Wshadow -Wundef -Wmissing-declarations -Winline " # -Wcast-qual -Wbad-function-cast -Wwrite-strings -Wconversion
 403         CXXFLAGS="$CXXFLAGS -Wall -Wextra -Wcast-align -Wshadow -Wwrite-strings -Wctor-dtor-privacy -Wnon-virtual-dtor -Wreorder -Wsign-promo -Wundef " # -Wcast-qual -Wbad-function-cast -Wwrite-strings -Woverloaded-virtual -Wmissing-declarations
 404
 405         XIPH_ADD_CFLAGS([-Wdeclaration-after-statement])
 406
 407         dnl some distributions (such as Gentoo) have _FORTIFY_SOURCE always
 408         dnl enabled. We test for this situation in order to prevent polluting
 409         dnl the console with messages of macro redefinitions.
 410         AX_ADD_FORTIFY_SOURCE
 411
 412         AC_LANG_PUSH([C++])
 413         XIPH_ADD_CXXFLAGS([-Weffc++])
 414         AC_LANG_POP([C++])
 415
 416         if test "$GCC_MAJOR_VERSION" -ge 4 && test "$OBJ_FORMAT" = elf; then
 417                 CPPFLAGS="$CPPFLAGS -DFLAC__USE_VISIBILITY_ATTR"
 418                 CFLAGS="$CFLAGS -fvisibility=hidden"
 419                 CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
 420                 fi
 421
 422         if test "$GCC_MAJOR_VERSION" -ge 4 && test "$OBJ_FORMAT" = macho; then
 423                 CPPFLAGS="$CPPFLAGS -DFLAC__USE_VISIBILITY_ATTR"
 424                 CFLAGS="$CFLAGS -fvisibility=hidden"
 425                 CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
 426                 fi
 427
 428         if test "x$GCC_MAJOR_VERSION$GCC_MINOR_VERSION" = "x42" ; then
 429                 XIPH_ADD_CFLAGS([-fgnu89-inline])
 430                 fi
 431
 432         if test "x$GCC_MAJOR_VERSION$GCC_MINOR_VERSION" = "x47" ; then
 433                 XIPH_ADD_CFLAGS([-fno-inline-small-functions])
 434                 fi
 435
 436         if test "x$asm_optimisation$sse_os" = "xyesyes" ; then
 437                 XIPH_ADD_CFLAGS([-msse2])
 438                 fi
 439
 440         fi
 441
 442 case "$host_os" in
 443         "mingw32"|"os2")
 444         if test "$host_cpu" = "i686"; then
 445                 XIPH_ADD_CFLAGS([-mstackrealign])
 446                 fi
 447         esac
 448
 449 if test x$enable_werror = "xyes" ; then
 450         XIPH_ADD_CFLAGS([-Werror])
 451         AC_LANG_PUSH([C++])
 452         XIPH_ADD_CXXFLAGS([-Werror])
 453         AC_LANG_POP([C++])
 454         fi
 455
 456 if test x$enable_stack_smash_protection = "xyes" ; then
 457         XIPH_GCC_STACK_PROTECTOR
 458         XIPH_GXX_STACK_PROTECTOR
 459         fi
 460
 461 if test "x$sys_linux" = xtrue ; then
 462        LIB_CLOCK_GETTIME=-lrt
 463        fi
 464 AC_SUBST(LIB_CLOCK_GETTIME)
 465
 466 AC_CONFIG_FILES([ \
 467         Makefile \
 468         src/Makefile \
 469         src/libFLAC/Makefile \
 470         src/libFLAC/flac.pc \
 471         src/libFLAC/ia32/Makefile \
 472         src/libFLAC/include/Makefile \
 473         src/libFLAC/include/private/Makefile \
 474         src/libFLAC/include/protected/Makefile \
 475         src/libFLAC++/Makefile \
 476         src/libFLAC++/flac++.pc \
 477         src/flac/Makefile \
 478         src/metaflac/Makefile \
 479         src/plugin_common/Makefile \
 480         src/plugin_xmms/Makefile \
 481         src/share/Makefile \
 482         src/test_grabbag/Makefile \
 483         src/test_grabbag/cuesheet/Makefile \
 484         src/test_grabbag/picture/Makefile \
 485         src/test_libs_common/Makefile \
 486         src/test_libFLAC/Makefile \
 487         src/test_libFLAC++/Makefile \
 488         src/test_seeking/Makefile \
 489         src/test_streams/Makefile \
 490         src/utils/Makefile \
 491         src/utils/flacdiff/Makefile \
 492         src/utils/flactimer/Makefile \
 493         examples/Makefile \
 494         examples/c/Makefile \
 495         examples/c/decode/Makefile \
 496         examples/c/decode/file/Makefile \
 497         examples/c/encode/Makefile \
 498         examples/c/encode/file/Makefile \
 499         examples/cpp/Makefile \
 500         examples/cpp/decode/Makefile \
 501         examples/cpp/decode/file/Makefile \
 502         examples/cpp/encode/Makefile \
 503         examples/cpp/encode/file/Makefile \
 504         include/Makefile \
 505         include/FLAC/Makefile \
 506         include/FLAC++/Makefile \
 507         include/share/Makefile \
 508         include/share/grabbag/Makefile \
 509         include/test_libs_common/Makefile \
 510         doc/Doxyfile \
 511         doc/Makefile \
 512         doc/html/Makefile \
 513         doc/html/images/Makefile \
 514         m4/Makefile \
 515         man/Makefile \
 516         test/common.sh \
 517         test/Makefile \
 518         test/cuesheets/Makefile \
 519         test/flac-to-flac-metadata-test-files/Makefile \
 520         test/metaflac-test-files/Makefile \
 521         test/pictures/Makefile \
 522         build/Makefile \
 523         objs/Makefile \
 524         objs/debug/Makefile \
 525         objs/debug/bin/Makefile \
 526         objs/debug/lib/Makefile \
 527         objs/release/Makefile \
 528         objs/release/bin/Makefile \
 529         objs/release/lib/Makefile \
 530         microbench/Makefile
 531 ])
 532 AC_OUTPUT
 533
 534 AC_MSG_RESULT([
 535 -=-=-=-=-=-=-=-=-=-= Configuration Complete =-=-=-=-=-=-=-=-=-=-
 536
 537   Configuration summary :
 538
 539     FLAC version : ........................ ${VERSION}
 540
 541     Host CPU : ............................ ${host_cpu}
 542     Host Vendor : ......................... ${host_vendor}
 543     Host OS : ............................. ${host_os}
 544 ])
 545
 546         echo "    Compiler is GCC : ..................... ${ac_cv_c_compiler_gnu}"
 547 if test x$ac_cv_c_compiler_gnu = xyes ; then
 548         echo "    GCC version : ......................... ${GCC_VERSION}"
 549 fi
 550         echo "    Compiler is Clang : ................... ${xiph_cv_c_compiler_clang}"
 551         echo "    SSE optimizations : ................... ${sse_os}"
 552         echo "    Asm optimizations : ................... ${asm_optimisation}"
 553         echo "    Ogg/FLAC support : .................... ${have_ogg}"
 554 echo