configure.ac 131 KB
Newer Older
Sam Hocevar's avatar
 
Sam Hocevar committed
1
dnl Autoconf settings for vlc
2

Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
3
AC_COPYRIGHT([Copyright 2002-2011 the VideoLAN team])
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
4

Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
5
AC_INIT(vlc, 1.2.0-pre2)
6 7 8 9
VERSION_MAJOR=1
VERSION_MINOR=2
VERSION_REVISION=0
VERSION_EXTRA=0
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
10
VERSION_DEV=pre1
11

12 13
PKGDIR="vlc"
AC_SUBST(PKGDIR)
14

15
CONFIGURE_LINE="`echo "$0 $ac_configure_args" | sed -e 's/\\\/\\\\\\\/g'`"
16
CODENAME="Twoflower"
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
17
COPYRIGHT_YEARS="1996-2011"
18

19
AC_CONFIG_SRCDIR(src/libvlc.c)
20
AC_CONFIG_AUX_DIR(autotools)
21
AC_CONFIG_MACRO_DIR(m4)
22
AC_CONFIG_LIBOBJ_DIR(compat)
23
AC_CANONICAL_BUILD
24
AC_CANONICAL_HOST
25
AC_PRESERVE_HELP_ORDER
26

27
AM_INIT_AUTOMAKE(tar-ustar color-tests)
28 29
AM_CONFIG_HEADER(config.h)

Pierre's avatar
Pierre committed
30
# Disable with "./configure --disable-silent-rules" or "make V=1"
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
31
AM_SILENT_RULES([yes])
Pierre's avatar
Pierre committed
32

33 34 35 36 37 38
dnl Too many people are not aware of maintainer mode:
dnl If you want to use it, you definitely know what you are doing, so
dnl you can specify "--disable-maintainer-mode". But if you want the default
dnl automake behavior, you've likely never heard of maintainer mode, so we
dnl can't expect you to enable it manually.
AS_IF([test "x${enable_maintainer_mode}" != "xno"],
39
    [enable_maintainer_mode="yes"])
40 41
AM_MAINTAINER_MODE

42 43 44 45 46 47 48 49 50 51
dnl
dnl Directories
dnl
dnl vlcincludedir="\${includedir}/\${PKGDIR}"
dnl AC_SUBST(vlcincludedir)
vlcdatadir="\${datadir}/\${PKGDIR}"
AC_SUBST(vlcdatadir)
vlclibdir="\${libdir}/\${PKGDIR}"
AC_SUBST(vlclibdir)

Sam Hocevar's avatar
Sam Hocevar committed
52
dnl
53
dnl Check for tools
Sam Hocevar's avatar
Sam Hocevar committed
54
dnl
55
AC_PROG_CC_C99
56
AC_USE_SYSTEM_EXTENSIONS
57 58 59 60 61
AC_DEFINE([_FORTIFY_SOURCE], 2, [Define to 2 to get glibc warnings.])
AC_DEFINE([_FILE_OFFSET_BITS], 64, [Define to 64 for large files support.])
AC_DEFINE([_REENTRANT],, [Define to expose reentrant functions.])
AC_DEFINE([_THREAD_SAFE],, [Same as _REENTANT for some other OSes.])
AC_DEFINE([__LIBVLC__],, [Define within the LibVLC source code tree.])
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
62

63 64
AM_PROG_CC_C_O
AC_PROG_CXX
65
AC_PROG_CPP
66 67 68
AC_PROG_OBJC
_AM_DEPENDENCIES([OBJC])
AC_PROG_EGREP
69 70
AC_PROG_MAKE_SET
AC_PROG_INSTALL
71
AM_PROG_AS
72

73 74 75
AC_ARG_VAR([DESKTOP_FILE_VALIDATE], [Validator for desktop entry files])
AC_CHECK_PROGS(DESKTOP_FILE_VALIDATE, [${DESKTOP_FILE_VALIDATE} desktop-file-validate], :)

76 77 78
dnl Check for compiler properties
AC_C_CONST
AC_C_INLINE
79
AC_C_RESTRICT
80

81 82 83 84 85
dnl
dnl  Save *FLAGS
dnl
VLC_SAVE_FLAGS

86 87 88
dnl Extend the --help string at the current spot.
AC_DEFUN([EXTEND_HELP_STRING], [m4_divert_once([HELP_ENABLE], [$1])])

89
dnl Allow binary package maintainer to pass a custom string to avoid
90
dnl cache problem
91
AC_ARG_WITH(binary-version,
92 93
    AS_HELP_STRING([--with-binary-version=STRING],
         [To avoid plugins cache problem between binary version]),[],[])
94
AS_IF([test -n "${with_binary_version}"],[
95 96 97
    AC_DEFINE_UNQUOTED([DISTRO_VERSION],["${with_binary_version}"],
         [Binary specific version])
])
98

Gildas Bazin's avatar
 
Gildas Bazin committed
99 100 101
dnl
dnl  Check the operating system
dnl
102
HAVE_WIN64="0"
103
case "${host_os}" in
Sam Hocevar's avatar
Sam Hocevar committed
104
  "")
105 106
    SYS=unknown
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
107
  linux*)
108 109
    SYS=linux
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
110
  bsdi*)
111 112
    SYS=bsdi
    CFLAGS_save="${CFLAGS_save} -pthread"; CFLAGS="${CFLAGS_save}"
113
    VLC_ADD_LIBS([vcd cdda vcdx],[-ldvd])
114
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
115
  *bsd*)
116
    SYS="${host_os}"
117
    CFLAGS_save="${CFLAGS_save} -pthread"; CFLAGS="${CFLAGS_save}"
118
    case "${host_os}" in
119 120
      freebsd*)
        CPPFLAGS_save="${CPPFLAGS_save} -I/usr/local/include"
121
        CPPFLAGS="${CPPFLAGS_save}"
122
        LDFLAGS_save="${LDFLAGS_save} -L/usr/local/lib"
Derk-Jan Hartman's avatar
Derk-Jan Hartman committed
123
        LDFLAGS="${LDFLAGS_save}"
124
        ;;
125 126 127 128 129 130
      openbsd*)
        CPPFLAGS_save="${CPPFLAGS_save} -I/usr/local/include -I/usr/X11R6/include"
        CPPFLAGS="${CPPFLAGS_save}"
        LDFLAGS_save="${LDFLAGS_save} -L/usr/local/lib -L/usr/X11R6/lib/"
        LDFLAGS="${LDFLAGS_save}"
        ;;
131
    esac
132
    ;;
133
  darwin*)
134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151

    dnl Force gcc "-arch" flag
    ARCH_flag=""
    case "${host}" in
      i386*)
        ARCH_flag="-arch i386"
      ;;
      ppc64*)
        ARCH_flag="-arch ppc64"
      ;;
      ppc*)
        ARCH_flag="-arch ppc"
      ;;
      x86_64*)
        ARCH_flag="-arch x86_64"
      ;;
    esac

152
    SYS=darwin
153 154 155 156 157
    CFLAGS_save="${CFLAGS_save} -D_INTL_REDIRECT_MACROS ${ARCH_flag}"; CFLAGS="${CFLAGS_save}"
    CXXFLAGS_save="${CXXFLAGS_save} -D_INTL_REDIRECT_MACROS ${ARCH_flag}"; CXXFLAGS="${CXXFLAGS_save}"
    CPPFLAGS_save="${CPPFLAGS_save} ${ARCH_flag}"; CPPFLAGS="${CPPFLAGS_save}"
    OBJCFLAGS_save="${OBJCFLAGS_save} -D_INTL_REDIRECT_MACROS -std=gnu99 ${ARCH_flag}"; OBJCFLAGS="${OBJCFLAGS_save}"
    LDFLAGS_save="${LDFLAGS_save} -Wl,-headerpad_max_install_names ${ARCH_flag}"; LDFLAGS="${LDFLAGS_save}"
158
    VLC_ADD_LIBS([mkv mp4 motion], [-Wl,-framework,IOKit,-framework,CoreFoundation])
159 160
    VLC_ADD_LIBS([libvlc vlc],[-Wl,-undefined,dynamic_lookup])
    VLC_ADD_LIBS([avcodec avformat access_avio swscale postproc i420_rgb_mmx x264],[-Wl,-read_only_relocs,suppress])
161
    VLC_ADD_CFLAGS([motion],[-fconstant-cfstrings])
162
    VLC_ADD_LIBS([libvlccore],[-Wl,-framework,CoreFoundation])
163

164 165 166 167
    dnl
    dnl  Check for Mac OS X SDK settings
    dnl
    AC_ARG_WITH(macosx-sdk,
168 169
      [AS_HELP_STRING([--with-macosx-sdk=DIR],
        [compile using the SDK in DIR])])
170 171 172 173 174 175 176
    test "${with_macosx_sdk}" = "" && with_macosx_sdk=/Developer/SDKs/MacOSX10.5.sdk
    ! test -d "${with_macosx_sdk}" && AC_MSG_ERROR([SDK "${with_macosx_sdk}" not found])
    CPP="${CPP} -isysroot ${with_macosx_sdk}"
    CC="${CC} -isysroot ${with_macosx_sdk}"
    CXX="${CXX} -isysroot ${with_macosx_sdk}"
    OBJC="${OBJC} -isysroot ${with_macosx_sdk}"
    LD="${LD} -syslibroot ${with_macosx_sdk}"
177
    AC_ARG_WITH(macosx-version-min,
178 179
      [AS_HELP_STRING([--with-macosx-version-min=VERSION],
        [compile for MacOS X VERSION and above])])
180
    if test "${with_macosx_version_min}" != "" ; then
181 182
        CPP="${CPP} -mmacosx-version-min=${with_macosx_version_min}"
        CC="${CC} -mmacosx-version-min=${with_macosx_version_min}"
183 184 185 186 187 188 189 190 191
        CXX="${CXX} -mmacosx-version-min=${with_macosx_version_min}"
        OBJC="${OBJC} -mmacosx-version-min=${with_macosx_version_min}"
        LD="${LD} -macosx_version_min=${with_macosx_version_min}"
        CFLAGS_save="${CFLAGS_save} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"; CFLAGS="${CFLAGS_save}"
        CXXFLAGS_save="${CXXFLAGS_save} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"; CXXFLAGS="${CXXFLAGS_save}"
        OBJCFLAGS_save="${OBJCFLAGS_save} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"; OBJCFLAGS="${OBJCFLAGS_save}"
        MACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}
        export MACOSX_DEPLOYMENT_TARGET
    fi
192
    ;;
193
  *mingw32* | *cygwin* | *wince* | *mingwce*)
194
    AC_CHECK_TOOL(WINDRES, windres, :)
195
    AC_CHECK_TOOL(OBJCOPY, objcopy, :)
196 197
    AC_DEFINE([_WIN32_WINNT], 0x0502, [Define to '0x0502' for Windows XP SP2 APIs.])
    AC_DEFINE([_WIN32_IE], 0x0600, [Define to '0x0600' for IE 6.0 (and shell) APIs.])
Gildas Bazin's avatar
 
Gildas Bazin committed
198

199
    case "${host_os}" in
200
      *wince* | *mingwce* | *mingw32ce*)
Sam Hocevar's avatar
Sam Hocevar committed
201
        SYS=mingwce
202
        dnl Sadly CeGCC still needs non-wince macros
Sam Hocevar's avatar
Sam Hocevar committed
203
        ;;
Sam Hocevar's avatar
Sam Hocevar committed
204
      *mingw32*)
Gildas Bazin's avatar
 
Gildas Bazin committed
205 206
        SYS=mingw32
        ;;
Sam Hocevar's avatar
Sam Hocevar committed
207
      *cygwin*)
Gildas Bazin's avatar
 
Gildas Bazin committed
208 209 210 211 212 213
        dnl Check if we are using the mno-cygwin mode in which case we are
        dnl actually dealing with a mingw32 compiler.
        AC_EGREP_CPP(yes,
            [#ifdef WIN32
             yes
             #endif],
214
            SYS=mingw32, AC_MSG_ERROR([VLC requires -mno-cygwin]))
Gildas Bazin's avatar
 
Gildas Bazin committed
215 216 217
        ;;
    esac

Sam Hocevar's avatar
Sam Hocevar committed
218
    if test "${SYS}" = "mingw32"; then
219
        VLC_ADD_LIBS([libvlccore],[-lnetapi32 -lwinmm])
220
        VLC_ADD_LDFLAGS([vlc],[-mwindows])
Rafaël Carré's avatar
Rafaël Carré committed
221
        VLC_ADD_LIBS([win32text],[-lgdi32])
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
222
        VLC_ADD_LIBS([cdda vcdx sdl_image vout_sdl],[-lwinmm])
223
        AC_CHECK_PROGS(U2D, [unix2dos todos], unix2dos)
224 225
        ac_default_prefix="`pwd`/_win32"
        DESTDIR="`pwd`/_win32/"
226 227

        dnl
228
        dnl NSIS Installer prefix and WIN64
229 230
        dnl
        case "${host}" in
231
            amd64*|x86_64*)
232
                HAVE_WIN64="1"
233 234 235 236 237 238 239 240
                PROGRAMFILES="PROGRAMFILES64"
            ;;
            *)
                PROGRAMFILES="PROGRAMFILES"
            ;;
        esac
        AC_SUBST(PROGRAMFILES)

Gildas Bazin's avatar
 
Gildas Bazin committed
241
    fi
242
    if test "${SYS}" = "mingwce"; then
243
        VLC_ADD_LIBS([libvlccore],[-lmmtimer])
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
244
        AC_CHECK_PROGS(U2D, [unix2dos todos], unix2dos)
245 246
        ac_default_prefix="`pwd`/_wince"
        DESTDIR="`pwd`/_wince/"
247
    fi
248
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
249
  *nto*)
250 251
    SYS=nto
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
252
  solaris*)
253 254
    SYS=solaris
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
255
  hpux*)
256 257
    SYS=hpux
    ;;
258 259 260
  symbian*)
    SYS=symbian
    ;;
KO Myung-Hun's avatar
KO Myung-Hun committed
261 262 263 264
  *os2*)
    SYS=os2
    LDFLAGS_save="${LDFLAGS_save} -Zomf -Zbin-files -Zargs-wild"; LDFLAGS="${LDFLAGS_save}"
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
265
  *)
266
    SYS="${host_os}"
267
    ;;
Gildas Bazin's avatar
 
Gildas Bazin committed
268
esac
Rémi Duraffort's avatar
Rémi Duraffort committed
269 270 271 272 273 274
AM_CONDITIONAL(HAVE_DARWIN,  test "${SYS}" = "darwin")
AM_CONDITIONAL(HAVE_LINUX,   test "${SYS}" = "linux")
AM_CONDITIONAL(HAVE_OS2,     test "${SYS}" = "os2")
AM_CONDITIONAL(HAVE_WIN32,   test "${SYS}" = "mingw32")
AM_CONDITIONAL(HAVE_WIN64,   test "${HAVE_WIN64}" = "1")
AM_CONDITIONAL(HAVE_WINCE,   test "${SYS}" = "mingwce")
275
AM_CONDITIONAL(HAVE_SYMBIAN, test "${SYS}" = "symbian")
276

277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297
dnl
dnl  Check for the contrib directory
dnl
AC_ARG_WITH(contrib,
  [AS_HELP_STRING([--with-contrib[=DIR]],
    [search for 3rd party libraries in DIR/include and DIR/lib])
])
AC_MSG_CHECKING([for 3rd party libraries path])
AS_IF([test -z "${with_contrib}" || test "${with_contrib}" = "yes"], [
  CONTRIB_DIR="${srcdir}/contrib/${host}"
  AS_IF([test ! -d "${CONTRIB_DIR}"], [
    echo "${CONTRIB_DIR} not found" >&AS_MESSAGE_LOG_FD
    CONTRIB_DIR="${srcdir}/contrib/`$CC -dumpmachine`"
    AS_IF([test ! -d "${CONTRIB_DIR}"], [
      echo "${CONTRIB_DIR} not found" >&AS_MESSAGE_LOG_FD
      CONTRIB_DIR="${srcdir}/extras/contrib/hosts/${host}"
      AS_IF([test ! -d "${CONTRIB_DIR}"], [
        echo "${CONTRIB_DIR} not found" >&AS_MESSAGE_LOG_FD
        CONTRIB_DIR="${srcdir}/extras/contrib/hosts/`$CC -dumpmachine`"
        AS_IF([test ! -d "${CONTRIB_DIR}"], [
          echo "${CONTRIB_DIR} not found" >&AS_MESSAGE_LOG_FD
298 299
          CONTRIB_DIR=""
          AC_MSG_RESULT([not found])
300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351
        ])
      ])
    ])
  ])
], [
  AS_IF([test "${with_contrib}" != "no"], [
    CONTRIB_DIR="${with_contrib}"
  ], [
    CONTRIB_DIR=""
    AC_MSG_RESULT([disabled])
  ])
])
AS_IF([test -n "${CONTRIB_DIR}"], [
  AS_IF([test -d "${CONTRIB_DIR}/lib"],[
    CONTRIB_DIR=`cd "${CONTRIB_DIR}" && pwd`
  ], [
    echo "${CONTRIB_DIR}/lib not found" >&AS_MESSAGE_LOG_FD
    CONTRIB_DIR=""
    AC_MSG_RESULT([not usable])
  ])

])
AS_IF([test -n "${CONTRIB_DIR}"], [
  AC_MSG_RESULT([${CONTRIB_DIR}])
  export PATH=${CONTRIB_DIR}/bin:$PATH
  CPPFLAGS="${CPPFLAGS} -I${CONTRIB_DIR}/include"
  CPPFLAGS_save="${CPPFLAGS_save} -I${CONTRIB_DIR}/include"
  CFLAGS="${CFLAGS} -I${CONTRIB_DIR}/include"
  CFLAGS_save="${CFLAGS_save} -I${CONTRIB_DIR}/include"
  CXXFLAGS="${CXXFLAGS} -I${CONTRIB_DIR}/include"
  CXXFLAGS_save="${CXXFLAGS_save} -I${CONTRIB_DIR}/include"
  OBJCFLAGS="${OBJCFLAGS} -I${CONTRIB_DIR}/include"
  OBJCFLAGS_save="${OBJCFLAGS_save} -I${CONTRIB_DIR}/include"
  AS_IF([test "$build" = "$host" -o "$PKG_CONFIG_LIBDIR"], [
    export PKG_CONFIG_PATH="${CONTRIB_DIR}/lib/pkgconfig:$PKG_CONFIG_PATH"
  ], [
    export PKG_CONFIG_LIBDIR="${CONTRIB_DIR}/lib/pkgconfig"
  ])
  LDFLAGS="${LDFLAGS} -L${CONTRIB_DIR}/lib"
  LDFLAGS_save="${LDFLAGS_save} -L${CONTRIB_DIR}/lib"

  AS_IF([test "${SYS}" = "darwin"], [
    export LD_LIBRARY_PATH="${CONTRIB_DIR}/lib:$LD_LIBRARY_PATH"
    export DYLD_LIBRARY_PATH="${CONTRIB_DIR}/lib:$DYLD_LIBRARY_PATH"
  ])
], [
  AS_IF([test -n "${with_contrib}" && test "${with_contrib}" != "no"], [
    AC_MSG_ERROR([Third party libraries not found!])
  ])
])
AC_SUBST(CONTRIB_DIR)

352
dnl
Rafaël Carré's avatar
Rafaël Carré committed
353
dnl Sadly autoconf does not think about testing foo.exe when ask to test
354 355 356 357 358
dnl for program foo on win32

case "${build_os}" in
    cygwin|msys)
        ac_executable_extensions=".exe"
359
    ;;
360
    *)
361
    ;;
362 363
esac

364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380
dnl Android is linux, but a bit different
AS_IF([test "$SYS" = linux],[
    AC_MSG_CHECKING([for an Android system])
    AC_PREPROC_IFELSE([AC_LANG_PROGRAM(
        [[#ifndef __ANDROID__
         # error Not Android
         #endif
        ]],[[;]])
    ],[
      HAVE_ANDROID="1"
      AC_MSG_RESULT([yes])
    ],[
      AC_MSG_RESULT([no])
    ])
])
AM_CONDITIONAL(HAVE_ANDROID, test "${HAVE_ANDROID}" = "1")

381
dnl
382 383 384 385
dnl  Libtool
dnl  It's very bad, but our former custom system was worst
dnl  -- Courmisch
dnl
386 387 388 389

dnl override platform specific check for dependent libraries
dnl otherwise libtool linking of shared libraries will
dnl fail on anything other than pass_all.
Damien Fouilleul's avatar
Damien Fouilleul committed
390 391
AC_CACHE_VAL(lt_cv_deplibs_check_method,
    [lt_cv_deplibs_check_method=pass_all])
392

393 394 395
LT_INIT([dlopen win32-dll shared disable-static])
LT_LANG([C++])
LT_LANG([Windows Resource])
396

397 398 399 400 401
m4_undefine([AC_DEPLIBS_CHECK_METHOD])
m4_defun([AC_DEPLIBS_CHECK_METHOD],[])

lt_cv_deplibs_check_method=pass_all

402
AS_IF([test "${enable_shared}" = "no" -a "${enable_vlc}" != "no"], [
403 404 405
  AC_MSG_ERROR([VLC is based on plugins. Shared libraries cannot be disabled.])
])

406 407 408
dnl
dnl Gettext stuff
dnl
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
409
AM_GNU_GETTEXT_VERSION([0.18.1])
410
AM_GNU_GETTEXT([external])
411

412 413 414
dnl
dnl Iconv stuff
dnl
415
AM_ICONV
416

417
dnl Check for broken versions of mingw-runtime compatability library
418
AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce"], [
419
    AC_MSG_CHECKING(for broken mingw-runtime)
420
    AC_PREPROC_IFELSE([AC_LANG_SOURCE([
421
#include <_mingw.h>
422
#if (__MINGW32_MAJOR_VERSION == 3) && (__MINGW32_MINOR_VERSION < 15)
423
#ifndef __MINGW64_VERSION_MAJOR
424
# error Attempting to use mingw-runtime with broken vsnprintf support
425
#endif
426
#endif
427
    ])], [
428
        AC_MSG_RESULT([ok])
429
    ], [
430
        AC_MSG_RESULT([present])
431
        AC_MSG_ERROR([LibVLC requires mingw-runtime version 3.15 or higher!])
432
    ])
433 434 435
    dnl force use of mingw provided c99 *printf over msvcrt
    CPPFLAGS="${CPPFLAGS} -D__USE_MINGW_ANSI_STDIO=1"
    CPPFLAGS_save="${CPPFLAGS_save} -D__USE_MINGW_ANSI_STDIO=1"
436
])
437

Gildas Bazin's avatar
 
Gildas Bazin committed
438
dnl Check for the need to include the mingwex lib for mingw32
439
if test "${SYS}" = "mingw32" ; then
Gildas Bazin's avatar
 
Gildas Bazin committed
440
    AC_CHECK_LIB(mingwex,opendir,
441
        AC_CHECK_LIB(mingw32,opendir,,
442
            [VLC_ADD_LIBS([libvlccore],[-lmingwex])])
Gildas Bazin's avatar
 
Gildas Bazin committed
443 444 445
    )
fi

Gildas Bazin's avatar
 
Gildas Bazin committed
446
dnl Check for fnative-struct or mms-bitfields support for mingw32
447
if test "${SYS}" = "mingw32" ; then
Gildas Bazin's avatar
 
Gildas Bazin committed
448 449 450 451
    AC_CACHE_CHECK([if \$CC accepts -mms-bitfields],
        [ac_cv_c_mms_bitfields],
        [CFLAGS="${CFLAGS_save} -mms-bitfields"
         AC_TRY_COMPILE([],,ac_cv_c_mms_bitfields=yes, ac_cv_c_mms_bitfields=no)])
Sam Hocevar's avatar
Sam Hocevar committed
452
    if test "${ac_cv_c_mms_bitfields}" != "no"; then
453 454
        CFLAGS_save="${CFLAGS_save} -mms-bitfields";
        CXXFLAGS_save="${CXXFLAGS_save} -mms-bitfields";
Gildas Bazin's avatar
 
Gildas Bazin committed
455
    else
456 457 458 459
        AC_CACHE_CHECK([if \$CC accepts -fnative-struct],
            [ac_cv_c_fnative_struct],
            [CFLAGS="${CFLAGS_save} -fnative-struct"
             AC_TRY_COMPILE([],,ac_cv_c_fnative_struct=yes, ac_cv_c_fnative_struct=no)])
Sam Hocevar's avatar
Sam Hocevar committed
460
        if test "${ac_cv_c_fnative_struct}" != "no"; then
461 462 463
            CFLAGS_save="${CFLAGS_save} -fnative-struct";
            CXXFLAGS_save="${CXXFLAGS_save} -fnative-struct";
        fi
Gildas Bazin's avatar
 
Gildas Bazin committed
464 465
    fi

Gildas Bazin's avatar
 
Gildas Bazin committed
466 467 468
    CFLAGS="${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
fi

469 470
dnl
dnl Buggy glibc prevention. Purposedly not cached.
471
dnl See sourceware.org bugs 5058 and 5443.
472 473 474
dnl Ubuntu alone has 20 bug numbers for this...
dnl
AC_MSG_CHECKING(for buggy GNU/libc versions)
475
AC_PREPROC_IFELSE([AC_LANG_SOURCE([
476 477 478 479 480
#include <limits.h>
#if defined (__GLIBC__) && (__GLIBC__ == 2) \
  && (__GLIBC_MINOR__ >= 5) && (__GLIBC_MINOR__ <= 7)
# error GNU/libc with dcgettext killer bug!
#endif
481
])], [
482 483 484
  AC_MSG_RESULT([not present])
], [
  AC_MSG_RESULT([found])
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
485
  AS_IF([test "x${enable_nls}" != "xno"], [
486 487
    AC_MSG_ERROR([Buggy GNU/libc (version 2.5 - 2.7) present. VLC would crash; there is no viable
work-around for this. Check with your distribution vendor on how to update the
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
488
glibc run-time. Alternatively, build with --disable-nls.])
489 490
  ], [
    AC_DEFINE(DISABLE_BUGGY_GLIBC_CHECK, 1, [Disables runtime check for buggy glibc.])
491
  ])
492 493
])

Sam Hocevar's avatar
Sam Hocevar committed
494 495 496 497
dnl Plugin compilation stuff

VLC_LIBRARY_SUFFIX

498
dnl Check for system libs needed
499
need_libc=false
500

501
dnl Check for usual libc functions
502
AC_CHECK_DECLS([nanosleep],,,[#include <time.h>])
503
AC_CHECK_FUNCS([daemon fcntl fstatvfs fork getenv getpwuid_r if_nameindex if_nametoindex isatty lstat memalign mmap openat pread posix_fadvise posix_madvise setlocale stricmp strnicmp uselocale])
504
AC_REPLACE_FUNCS([asprintf atof atoll dirfd fdopendir flockfile fsync getdelim getpid gmtime_r inet_pton lldiv localtime_r nrand48 rewind setenv strcasecmp strcasestr strdup strlcpy strncasecmp strndup strnlen strsep strtof strtok_r strtoll swab tdestroy vasprintf])
505 506 507
AC_CHECK_FUNCS(fdatasync,,
  [AC_DEFINE(fdatasync, fsync, [Alias fdatasync() to fsync() if missing.])
])
Sam Hocevar's avatar
 
Sam Hocevar committed
508

Rafaël Carré's avatar
Rafaël Carré committed
509
# Windows CE does not have strcoll()
510 511
AC_FUNC_STRCOLL

512
dnl Check for non-standard system calls
513
AC_CHECK_FUNCS([accept4 pipe2 eventfd vmsplice sched_getaffinity])
514

515 516
AH_BOTTOM([#include <vlc_fixups.h>])

517 518 519 520
dnl Check for poll
AC_SEARCH_LIBS(poll, [poll], [
  AC_DEFINE(HAVE_POLL, 1, [Define to 1 if the OS has poll().])
], [
KO Myung-Hun's avatar
KO Myung-Hun committed
521
  AS_IF([test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce" -a "${SYS}" != "os2"], [
522
    AC_MSG_ERROR([poll() is required.])
Sam Hocevar's avatar
Sam Hocevar committed
523 524
  ])
])
525

526 527 528 529 530 531 532 533 534 535 536
dnl Check for struct pollfd
AC_CHECK_TYPES([struct pollfd],,,
[#include <sys/types.h>
#if HAVE_POLL
# include <poll.h>
#elif defined (WIN32)
# include <winsock2.h>
#endif
])

dnl Check for connect
537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552
LIBS_save="$LIBS"
SOCKET_LIBS=""
AC_SEARCH_LIBS(connect, [socket], [
  AS_IF([test "$ac_cv_search_connect" != "none required"], [
    SOCKET_LIBS="$ac_cv_search_connect"
  ])
], [
  AS_IF([test "${SYS}" = "mingw32"], [
    SOCKET_LIBS="-lws2_32"
  ])
  AS_IF([test "${SYS}" = "mingwce"], [
    SOCKET_LIBS="-lws2"
  ])
])
LIBS="$LIBS_save"
AS_IF([test -n "$SOCKET_LIBS"], [
553
  VLC_ADD_LIBS([access_http access_mms access_udp access_tcp access_ftp access_rtmp access_output_udp access_output_shout sap stream_out_select stream_out_standard stream_out_rtp stream_out_raop vod_rtsp access_realrtsp rtp oldrc netsync gnutls flac ts audioscrobbler lua remoteosd zvbi audiobargraph_a netsync],[${SOCKET_LIBS}])
554 555
])
AC_SUBST(SOCKET_LIBS)
556

557
dnl Check for socklen_t
558 559 560 561
AH_TEMPLATE(socklen_t, [Define to `int' if <sys/socket.h> does not define.])
AC_CACHE_CHECK([for socklen_t in sys/socket.h],
ac_cv_type_socklen_t,
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
562 563
[#include <sys/types.h>
#ifdef WIN32
564
# include <winsock2.h>
565
# include <ws2tcpip.h>
566 567
#else
# include <sys/socket.h>
568 569 570 571 572
#endif]], [[socklen_t len; len = 0;]])],
ac_cv_type_socklen_t=yes,
ac_cv_type_socklen_t=no)])
AS_IF([test "$ac_cv_type_socklen_t" = no],
 [AC_DEFINE(socklen_t, int)])
573

574 575 576 577 578 579 580
dnl Check for struct sockaddr_storage
AH_TEMPLATE(sockaddr_storage, [Define to `sockaddr' if <sys/socket.h> does not define.])
AH_TEMPLATE(ss_family, [Define to `sa_family' if <sys/socket.h> does not define.])
AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_struct_sockaddr_storage,
  [AC_TRY_COMPILE(
    [#include <sys/types.h>
     #if defined( UNDER_CE )
581
     # include <winsock2.h>
582 583 584 585 586 587 588
     #elif defined( WIN32 )
     # include <winsock2.h>
     #else
     # include <sys/socket.h>
     #endif], [struct sockaddr_storage addr;],
     ac_cv_struct_sockaddr_storage=yes,
     ac_cv_struct_sockaddr_storage=no)])
589
AS_IF([test "${ac_cv_struct_sockaddr_storage}" = no], [
590 591
  AC_DEFINE(sockaddr_storage, sockaddr)
  AC_DEFINE(ss_family, sa_family)
592
])
593

594
dnl getaddrinfo, getnameinfo and gai_strerror check
595
dnl  -lnsl and -lsocket are needed on Solaris;
596
dnl  we purposedly make the test fail on Windows
597
LIBS_save="${LIBS}"
598
AC_SEARCH_LIBS([getaddrinfo], [nsl],,, [${SOCKET_LIBS}])
599 600
LIBS="${LIBS_save}"

601 602 603 604 605 606 607 608
dnl FreeBSD has a gnugetopt library for this:
GNUGETOPT_LIBS=""
AC_CHECK_FUNC(getopt_long,, [
  AC_CHECK_LIB([gnugetopt],[getopt_long], [
    GNUGETOPT_LIBS="-lgnugetopt"
  ])
])
AC_SUBST(GNUGETOPT_LIBS)
Sam Hocevar's avatar
 
Sam Hocevar committed
609

Sam Hocevar's avatar
Sam Hocevar committed
610
AC_CHECK_LIB(m,cos,[
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
611
  VLC_ADD_LIBS([adjust wave ripple psychedelic gradient a52tofloat32 dtstofloat32 x264 goom visual panoramix rotate noise grain scene kate flac lua chorus_flanger freetype avcodec avformat access_avio swscale postproc i420_rgb faad twolame equalizer spatializer param_eq samplerate freetype mod mpc dmo quicktime realvideo qt4 compressor headphone_channel_mixer normvol audiobargraph_a speex mono colorthres extract ball access_imem hotkeys mosaic gaussianblur dbus x264 hqdn3d],[-lm])
612 613 614
  LIBM="-lm"
], [
  LIBM=""
615
])
616
AC_SUBST(LIBM)
Sam Hocevar's avatar
 
Sam Hocevar committed
617

618 619 620 621 622
AC_CHECK_LIB(m,lrintf, [
  AC_DEFINE(HAVE_LRINTF, 1, [Define to 1 if you have the lrintf function])
  VLC_ADD_LIBS([skins2],[-lm])
])

Sam Hocevar's avatar
Sam Hocevar committed
623
dnl Check for dynamic plugins
624 625
LIBDL=""
have_dynamic_objects="no"
626 627 628 629 630
LIBS_save="$LIBS"
AC_SEARCH_LIBS(dlopen, [dl svld], [
  AS_IF([test "$ac_cv_search_dlopen" != "none required"], [
    LIBDL="$ac_cv_search_dlopen"
  ])
631
  have_dynamic_objects="yes"
632 633
])
LIBS="$LIBS_save"
Sam Hocevar's avatar
Sam Hocevar committed
634

635 636 637
# Windows
AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce"], [
  LIBDL=""
638
  have_dynamic_objects="yes" #assume we can use shared objects
639
])
640

Rafaël Carré's avatar
Rafaël Carré committed
641 642 643
test "${enable_shared}" = "no" && have_dynamic_objects=no

AS_IF([test "${have_dynamic_objects}" != "no"], [
644 645 646 647 648 649
  AC_DEFINE(HAVE_DYNAMIC_PLUGINS, 1,
            [Define to 1 if dynamic plugins are supported.])
], [
  dnl Clear $LIBDL so as not to break linking
  LIBDL=""
])
Rafaël Carré's avatar
Rafaël Carré committed
650 651
AM_CONDITIONAL(HAVE_DYNAMIC_PLUGINS, [test "${have_dynamic_objects}" != "no"])

652
AC_SUBST(LIBDL)
653
VLC_ADD_LIBS([realvideo lua],[$LIBDL])
Sam Hocevar's avatar
Sam Hocevar committed
654

655
dnl Check for thread library
656
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
657 658 659 660 661 662 663 664 665 666 667 668 669 670 671
  dnl Check for pthreads - borrowed from XMMS
  THREAD_LIB=error
  if test "${THREAD_LIB}" = "error"; then
    AC_CHECK_LIB(pthread,main,THREAD_LIB="-lpthread")
  fi
  if test "${THREAD_LIB}" = "error"; then
    AC_CHECK_LIB(pthreads,main,THREAD_LIB="-lpthreads")
  fi
  if test "${THREAD_LIB}" = "error"; then
    AC_CHECK_LIB(c_r,main,THREAD_LIB="-lc_r")
  fi
  if test "${THREAD_LIB}" = "error"; then
    AC_CHECK_FUNCS(pthread_mutex_lock)
    THREAD_LIB=""
  fi
Sam Hocevar's avatar
 
Sam Hocevar committed
672

673
  VLC_ADD_LIBS([libvlccore libvlc vlc plugin],[${THREAD_LIB}])
Gildas Bazin's avatar
 
Gildas Bazin committed
674

675 676 677
  AC_CHECK_LIB(rt, clock_nanosleep, [
    VLC_ADD_LIBS([libvlccore],[-lrt])
  ], [
678 679 680 681 682 683 684 685 686
    AC_CHECK_FUNC(nanosleep,,[
      AC_CHECK_LIB(rt,nanosleep, [
        VLC_ADD_LIBS([libvlccore],[-lrt])
      ], [
        AC_CHECK_LIB(posix4,nanosleep, [
          VLC_ADD_LIBS([libvlccore],[-lposix4])
        ])
      ])
    ])
687 688 689
    dnl HP/UX port
    AC_CHECK_LIB(rt,sem_init, [VLC_ADD_LIBS([libvlccore],[-lrt])])
  ])
690
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
Gildas Bazin's avatar
 
Gildas Bazin committed
691

Sam Hocevar's avatar
 
Sam Hocevar committed
692
dnl Check for misc headers
693
AC_MSG_CHECKING(for strncasecmp in strings.h)
Sam Hocevar's avatar
 
Sam Hocevar committed
694
AC_EGREP_HEADER(strncasecmp,strings.h,[
695
  AC_MSG_RESULT(yes)
696
  AC_DEFINE(STRNCASECMP_IN_STRINGS_H, 1,
697 698
            Define if <strings.h> defines strncasecmp.)],[
  AC_MSG_RESULT(no)])
Sam Hocevar's avatar
 
Sam Hocevar committed
699

Sam Hocevar's avatar
 
Sam Hocevar committed
700
dnl Check for headers
701
AC_CHECK_HEADERS([search.h])
702
AC_CHECK_HEADERS(getopt.h strings.h locale.h xlocale.h)
703
AC_CHECK_HEADERS(fcntl.h sys/time.h sys/ioctl.h sys/stat.h)
704
AC_CHECK_HEADERS([arpa/inet.h netinet/udplite.h sys/eventfd.h])
705 706
AC_CHECK_HEADERS([net/if.h], [], [],
  [
707
    #include <sys/types.h>
708
    #include <sys/socket.h>
709
  ])
710 711 712 713
AC_CHECK_HEADERS([sys/mount.h], [], [],
  [
    #include <sys/param.h>
  ])
714

715
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
716 717 718
  AC_CHECK_HEADERS(machine/param.h sys/shm.h)
  AC_CHECK_HEADERS([linux/version.h linux/dccp.h scsi/scsi.h linux/magic.h])
  AC_CHECK_HEADERS(syslog.h)
719
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
Sam Hocevar's avatar
 
Sam Hocevar committed
720

721
dnl LP64 and LLP64 architectures had better define ssize_t by themselves...
722 723 724 725 726
AH_TEMPLATE(ssize_t, [Define to `int' if <stddef.h> does not define.])
AC_CHECK_TYPE(ssize_t,, [
  AC_DEFINE(ssize_t, int)
])

Sam Hocevar's avatar
 
Sam Hocevar committed
727
dnl Check for threads library
728
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
729
  AC_CHECK_HEADERS(pthread.h)
730
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
Sam Hocevar's avatar
 
Sam Hocevar committed
731

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
732 733 734
dnl It seems that autoconf detects pkg-config only during the first
dnl PKG_CHECK_MODULES from configure.ac - which makes sense. But in our case,
dnl it is nested within a conditional block, so it was not working right.
735
dnl Make PKG_CONFIG_PATH precious so that it appears in the help and get saved
736
AC_ARG_VAR(PKG_CONFIG_PATH,
737
       [Paths where to find .pc not at the default location])
738 739
PKG_PROG_PKG_CONFIG()

Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
740
dnl On some OS we need static linking
741
AS_IF([test -n "${PKG_CONFIG}" ],[
KO Myung-Hun's avatar
KO Myung-Hun committed
742
    AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce" -o "${SYS}" = "darwin" -o "${SYS}" = "os2" ],[
743 744 745
        PKG_CONFIG="${PKG_CONFIG} --static"
    ])
])
746 747


748 749
dnl
dnl Check for zlib.h and -lz along with system -lminizip if available
750
dnl
751 752 753 754
AC_CHECK_HEADERS(zlib.h, [ have_zlib=yes ], [ have_zlib=no ])
AM_CONDITIONAL(HAVE_ZLIB, [ test "${have_zlib}" = "yes" ])
if test "${have_zlib}" = "yes"
then
755
  VLC_ADD_LIBS([access_http mp4 skins2 sap mkv unzip zip],[-lz])
756
  PKG_CHECK_MODULES([MINIZIP], [minizip] , [ have_minizip=yes ], [
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
757
    AC_CHECK_HEADERS([unzip.h], [
758 759 760 761
      have_minizip=yes
      MINIZIP_LIBS="-lminizip -lz"
    ], [
      have_minizip=no
762 763
      MINIZIP_CFLAGS="-I\\\${top_srcdir}/modules/access/zip/unzip"
      MINIZIP_LIBS="\\\${top_builddir}/modules/access/zip/unzip/libunzip.la"
764 765 766
    ])
  ])
  VLC_ADD_CPPFLAGS([skins2],[$MINIZIP_CFLAGS])
767
  VLC_ADD_LIBS([skins2],[$MINIZIP_LIBS])
768
fi
769
AM_CONDITIONAL(HAVE_MINIZIP, [ test "${have_minizip}" = "yes" ])
770 771


772 773
dnl Manual switch for UTF-8
AC_ARG_ENABLE(non-utf8,
774 775
  [AS_HELP_STRING([--enable-non-utf8],
    [support legacy non-UTF-8 systems (default disabled)])],, [
776
  AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce" -o "${SYS}" = "os2"], [
777 778 779 780 781 782 783 784 785
    enable_non_utf8="no"
  ])
])
AS_IF([test "${enable_non_utf8}" != "no"], [
  AC_DEFINE([ASSUME_UTF8], [1],
            [Define to 1 if the operating system uses UTF-8 internally])
])


786 787
dnl Check for dbus
AC_ARG_ENABLE(dbus,
788 789
  [AS_HELP_STRING([--enable-dbus],
    [compile D-Bus message bus support (default enabled)])])
Rafaël Carré's avatar
Rafaël Carré committed
790 791
case "${SYS}" in
    linux*|*bsd*)
792
if test "${enable_dbus}" != "no" -a "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
793
then
794
  dnl api stable dbus
795
  PKG_CHECK_MODULES(DBUS, [dbus-1 >= 1.0.0],
796
    [ AC_DEFINE( HAVE_DBUS, 1, [Define if you have the D-BUS library] )
797 798
      VLC_ADD_LIBS([libvlccore],[$DBUS_LIBS])
      VLC_ADD_CFLAGS([libvlccore],[$DBUS_CFLAGS])
799
      dnl Check for dbus control interface
800 801 802
        AC_ARG_ENABLE(dbus-control,
          [AS_HELP_STRING([--disable-dbus-control],
            [D-Bus control interface (default enabled)])])
803
        if test "${enable_dbus_control}" != "no"
804
        then
805
          VLC_ADD_PLUGIN([dbus])
806
          VLC_ADD_LIBS([dbus],[$DBUS_LIBS])
807
          VLC_ADD_CFLAGS([dbus],[$DBUS_CFLAGS])
808 809
        fi
      dnl Check for Telepathy
Christophe Mutricy's avatar
Christophe Mutricy committed
810 811
        AC_ARG_ENABLE(telepathy,
          AS_HELP_STRING([--enable-telepathy],[Telepathy Presence plugin through DBus(default enabled)]))
812
        if test "${enable_telepathy}" != "no"; then
813
          VLC_ADD_PLUGIN([telepathy])
814
          VLC_ADD_LIBS([telepathy],[$DBUS_LIBS])
815
          VLC_ADD_CFLAGS([telepathy],[$DBUS_CFLAGS])
816 817
        fi
        dnl Power Management Inhibiter
818
        VLC_ADD_PLUGIN([inhibit])
819 820
        VLC_ADD_LIBS([inhibit],[$DBUS_LIBS])
        VLC_ADD_CFLAGS([inhibit],[$DBUS_CFLAGS])
821
    ],
822
    [AC_MSG_ERROR([${DBUS_PKG_ERRORS}.])]
823 824
  )
fi
Rafaël Carré's avatar
Rafaël Carré committed
825 826
;;
esac
827

Sam Hocevar's avatar
 
Sam Hocevar committed
828
dnl Check for ntohl, etc.
829
AC_CACHE_CHECK([for ntohl in sys/param.h],
830 831 832
    [ac_cv_c_ntohl_sys_param_h],
    [CFLAGS="${CFLAGS_save} -Wall -Werror"
     AC_TRY_COMPILE([#include <sys/param.h>],
833
        [int meuh; ntohl(meuh);],
834
        ac_cv_c_ntohl_sys_param_h=yes, ac_cv_c_ntohl_sys_param_h=no)])
Sam Hocevar's avatar
Sam Hocevar committed
835
if test "${ac_cv_c_ntohl_sys_param_h}" != "no"; then
836
    AC_DEFINE(NTOHL_IN_SYS_PARAM_H, 1, Define if <sys/param.h> defines ntohl.)
837
fi
838 839 840 841 842 843

EXTEND_HELP_STRING([Optimization options:])
VLC_RESTORE_FLAGS
dnl
dnl  Compiler warnings
dnl
Sam Hocevar's avatar
 
Sam Hocevar committed
844

845
RDC_PROG_CC_WFLAGS([all extra sign-compare undef pointer-arith bad-function-cast write-strings missing-prototypes volatile-register-var error-implicit-function-declaration])
Pierre's avatar
Pierre committed
846
RDC_PROG_CC_FLAGS([-pipe])
847 848 849
AC_LANG_PUSH([C++])
RDC_PROG_CXX_WFLAGS([all extra sign-compare undef pointer-arith volatile-register-var])
AC_LANG_POP([C++])
Sam Hocevar's avatar
 
Sam Hocevar committed
850

851 852 853 854 855
dnl
dnl  Debugging mode
dnl
AC_ARG_ENABLE(debug,
  [AS_HELP_STRING([--enable-debug],
856
    [build with run-time assertions (default disabled)])],,
857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901
  [enable_debug="no"])
AH_TEMPLATE(NDEBUG,
            [Define to 1 if debug code should NOT be compiled])
AS_IF([test "${enable_debug}" != "no"], [
  AC_CHECK_HEADERS([valgrind/valgrind.h])
], [
  AC_DEFINE(NDEBUG)
])

dnl
dnl  Profiling
dnl
AC_ARG_ENABLE(gprof,
  [AS_HELP_STRING([--enable-gprof],[profile with gprof (default disabled)])],,
  [enable_gprof="no"])
AS_IF([test "${enable_gprof}" != "no"], [
  CFLAGS="${CFLAGS} -pg"
  CXXFLAGS="${CXXFLAGS} -pg"
  OBJCFLAGS="${OBJCFLAGS} -pg"
  LDFLAGS="${LDFLAGS} -pg"
])

AC_ARG_ENABLE(cprof,
  [AS_HELP_STRING([--enable-cprof],[profile with cprof (default disabled)])],,
  [enable_cprof="no"])
AS_IF([test "${enable_gprof}" != "no"], [
  CFLAGS="${CFLAGS} -finstrument-functions"
  CXXFLAGS="${CXXFLAGS} -finstrument-functions"
  OBJCFLAGS="${OBJCFLAGS} -finstrument-functions"
  LDFLAGS="${LDFLAGS} -finstrument-functions"
])

dnl
dnl  Test coverage
dnl
AC_ARG_ENABLE(coverage,
  [AS_HELP_STRING([--enable-coverage],
    [build for test coverage (default disabled)])],,
  [enable_coverage="no"])
AS_IF([test "${enable_coverage}" != "no"], [
  CFLAGS="-fprofile-arcs -ftest-coverage ${CFLAGS}"
  CXXFLAGS="-fprofile-arcs -ftest-coverage ${CXXFLAGS}"
  LDFLAGS="-lgcov ${LDFLAGS}"
])

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
902 903
VLC_SAVE_FLAGS

904 905 906
AS_IF([test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"], [
  AC_CACHE_CHECK([if $CC accepts -fvisibility=hidden],
                 [ac_cv_c_visibility_hidden], [
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
907
    CFLAGS="${CFLAGS_save} -fvisibility=hidden"
908 909 910 911 912 913 914
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
      ac_cv_c_visibility_hidden=yes
    ], [
      ac_cv_c_visibility_hidden=no
    ])
  ])
  AS_IF([test "${ac_cv_c_visibility_hidden}" != "no"], [
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
915
    VLC_RESTORE_FLAGS
916 917 918
    CFLAGS="${CFLAGS} -fvisibility=hidden"
    CXXFLAGS="${CXXFLAGS} -fvisibility=hidden"
    OBJCFLAGS="${OBJCFLAGS} -fvisibility=hidden"
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
919
    VLC_SAVE_FLAGS
920 921 922
  ])
])

923

924 925 926 927 928 929 930 931
dnl
dnl  Enable/disable optimizations
dnl
AC_ARG_ENABLE(optimizations,
  [AS_HELP_STRING([--disable-optimizations],
    [disable compiler optimizations (default enabled)])],,
  [enable_optimizations="yes"])

Sam Hocevar's avatar
 
Sam Hocevar committed
932
dnl Check for various optimization flags
933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961
AS_IF([test "${enable_optimizations}" != "no"], [

  C_O=""
  dnl -O4 and -O3 only in production builds
  AS_IF([test "{enable_debug}" = "no"], [
    AC_CACHE_CHECK([if $CC accepts -O4], [ac_cv_c_o4], [
      CFLAGS="${CFLAGS_save} -O4"
      AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
        ac_cv_c_o4=yes
      ], [
        ac_cv_c_o4=no
      ])
    ])
    AS_IF([test "${ac_cv_c_o4}" != "no"], [
      C_O="-O4"
    ], [
      AC_CACHE_CHECK([if $CC accepts -O3],  [ac_cv_c_o3], [
        CFLAGS="${CFLAGS_save} -O3"
        AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
          ac_cv_c_o3=yes
        ], [
          ac_cv_c_o3=no
        ])
      ])
      AS_IF([test "${ac_cv_c_o3}" != "no"], [
        C_O="-O3"
      ])
    ])
  ])
962

963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984
  VLC_RESTORE_FLAGS
  CFLAGS="${CFLAGS} ${C_O}"
  CXXFLAGS="${CXXFLAGS} ${C_O}"
  OBJCFLAGS="${OBJCFLAGS} ${C_O}"
  VLC_SAVE_FLAGS

  dnl Check for -ffast-math
  AC_CACHE_CHECK([if $CC accepts -ffast-math], [ac_cv_c_fast_math], [
    CFLAGS="${CFLAGS_save} -ffast-math"
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
      ac_cv_c_fast_math=yes
    ], [
      ac_cv_c_fast_math=no
    ])
  ])
  AS_IF([test "${ac_cv_c_fast_math}" != "no"], [
    VLC_RESTORE_FLAGS
    CFLAGS="${CFLAGS} -ffast-math"
    CXXFLAGS="${CXXFLAGS} -ffast-math"
    OBJCFLAGS="${OBJCFLAGS} -ffast-math"
    VLC_SAVE_FLAGS
  ])
Sam Hocevar's avatar
 
Sam Hocevar committed
985

986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017
  dnl Check for -funroll-loops
  AC_CACHE_CHECK([if $CC accepts -funroll-loops], [ac_cv_c_unroll_loops], [
    CFLAGS="${CFLAGS_save} -funroll-loops"
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
      ac_cv_c_unroll_loops=yes
    ], [
      ac_cv_c_unroll_loops=no
    ])
  ])
  AS_IF([test "${ac_cv_c_unroll_loops}" != "no"], [
    VLC_RESTORE_FLAGS
    CFLAGS="${CFLAGS} -funroll-loops"
    CXXFLAGS="${CXXFLAGS} -funroll-loops"
    OBJCFLAGS="${OBJCFLAGS} -funroll-loops"
    VLC_SAVE_FLAGS
  ])

  AS_IF([test "$enable_debug" = "no"], [
    dnl Check for -fomit-frame-pointer
    AC_CACHE_CHECK([if $CC accepts -fomit-frame-pointer],
      [ac_cv_c_omit_frame_pointer], [
      CFLAGS="${CFLAGS_save} -fomit-frame-pointer"
      AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
        ac_cv_c_omit_frame_pointer=yes
      ], [
        ac_cv_c_omit_frame_pointer=no
      ])
    ])
    AS_IF([test "${ac_cv_c_omit_frame_pointer}" != "no"], [
      VLC_RESTORE_FLAGS
        CFLAGS="${CFLAGS} -fomit-frame-pointer"
        CXXFLAGS="${CXXFLAGS} -fomit-frame-pointer"
1018
        OBJCFLAGS="${OBJCFLAGS} -fomit-frame-pointer"
1019 1020 1021 1022
      VLC_SAVE_FLAGS
    ])
  ])
])
Sam Hocevar's avatar
 
Sam Hocevar committed
1023

Sam Hocevar's avatar
 
Sam Hocevar committed
1024
dnl Check for Darwin plugin linking flags
1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035
AS_IF([test "${SYS}" = "darwin"], [
  AC_CACHE_CHECK([if $CC accepts -bundle -undefined error],
    [ac_cv_ld_darwin], [
    CFLAGS="${CFLAGS_save} -bundle -undefined error"
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
      ac_cv_ld_darwin=yes
    ], [
      ac_cv_ld_darwin=no
    ])
  ])
  AS_IF([test "${ac_cv_ld_darwin}" != "no"], [
1036
    VLC_ADD_LDFLAGS([plugin],[-bundle -undefined error])
1037 1038
  ])
])
Sam Hocevar's avatar
 
Sam Hocevar committed
1039

1040 1041
dnl Checks for __attribute__(aligned()) directive
AC_CACHE_CHECK([__attribute__ ((aligned ())) support],
1042 1043 1044 1045 1046 1047 1048 1049 1050
    [ac_cv_c_attribute_aligned],
    [ac_cv_c_attribute_aligned=0
        CFLAGS="${CFLAGS_save} -Werror"
    for ac_cv_c_attr_align_try in 2 4 8 16 32 64; do
        AC_TRY_COMPILE([],
        [static char c __attribute__ ((aligned(${ac_cv_c_attr_align_try}))) = 0; return c;],
        [ac_cv_c_attribute_aligned="${ac_cv_c_attr_align_try}"])
    done
        CFLAGS="${CFLAGS_save}"])
Sam Hocevar's avatar
Sam Hocevar committed
1051
if test "${ac_cv_c_attribute_aligned}" != "0"; then
1052 1053
    AC_DEFINE_UNQUOTED([ATTRIBUTE_ALIGNED_MAX],
        [${ac_cv_c_attribute_aligned}],[Maximum supported data alignment])
1054 1055
fi

1056
dnl Check for __attribute__((packed))
1057 1058 1059
AC_CACHE_CHECK([for __attribute__((packed))],
  [ac_cv_c_attribute_packed],
  [ac_cv_c_attribute_packed=no
1060
   AC_TRY_COMPILE(, [struct __attribute__((__packed__)) foo { int a; } b; (void)b;],
1061
                    [ac_cv_c_attribute_packed=yes])])
1062
if test "${ac_cv_c_attribute_packed}" != "no"; then
1063 1064 1065
  AC_DEFINE(HAVE_ATTRIBUTE_PACKED, 1, Support for __attribute__((packed)) for structs)
fi

Sam Hocevar's avatar
 
Sam Hocevar committed
1066 1067 1068
dnl
dnl  Check the CPU
dnl
1069
case "${host_cpu}" in
Sam Hocevar's avatar
Sam Hocevar committed
1070
  "")
1071 1072 1073
    ARCH=unknown
    ;;
  *)
1074
    ARCH="${host_cpu}"
1075 1076 1077
    ;;
esac

1078 1079 1080 1081
dnl Check for backtrace() support
AC_CHECK_HEADERS(execinfo.h)
AC_CHECK_FUNCS(backtrace)

Sam Hocevar's avatar
 
Sam Hocevar committed
1082 1083 1084
dnl
dnl  default modules
dnl
1085
ALIASES="${ALIASES} cvlc rvlc"
Gildas Bazin's avatar
 
Gildas Bazin committed
1086 1087 1088 1089

dnl
dnl Some plugins aren't useful on some platforms
dnl
1090 1091 1092
if test "${SYS}" = "os2"; then
    VLC_ADD_PLUGIN([dynamicoverlay])
elif test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
1093
    VLC_ADD_PLUGIN([dynamicoverlay access_shm])
1094
elif test "${SYS}" != "mingwce"; then
1095
    VLC_ADD_PLUGIN([access_smb dmo globalhotkeys])
1096
    VLC_ADD_LIBS([dmo],[-lole32 -luuid])
Gildas Bazin's avatar
 
Gildas Bazin committed
1097
fi
1098
if test "${SYS}" = "darwin"; then
1099
    VLC_ADD_LIBS([quartztext],[-Wl,-framework,ApplicationServices])
1100
fi
1101

Sam Hocevar's avatar
 
Sam Hocevar committed
1102 1103 1104
dnl
dnl  Accelerated modules
dnl
1105 1106

dnl  Check for fully working MMX intrinsics
1107 1108
dnl  We need support for -mmmx, we need <mmintrin.h>, and we also need a
dnl  working compiler (http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23963)
1109
AC_ARG_ENABLE(mmx,
1110 1111
  [AS_HELP_STRING([--disable-mmx],
    [disable MMX optimizations (default auto)])],,[
1112 1113 1114 1115 1116 1117 1118 1119 1120
  case "${host_cpu}" in
    i?86|x86_64)
      enable_mmx="yes"
      ;;
    *)
      enable_mmx="no"
      ;;
  esac
])
1121 1122
have_mmx="no"
have_mmxext="no"
1123 1124 1125
AS_IF([test "${enable_mmx}" != "no"], [
  ARCH="${ARCH} mmx"

1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146
  AC_CACHE_CHECK([if $CC groks MMX intrinsics], [ac_cv_c_mmx_intrinsics], [
    CFLAGS="${CFLAGS_save} -O -mmmx"
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
[#include <mmintrin.h>
#include <stdint.h>
uint64_t frobzor;]], [
[__m64 a, b, c;
a = b = c = (__m64)frobzor;
a = _mm_slli_pi16(a, 3);
a = _mm_adds_pi16(a, b);
c = _mm_srli_pi16(c, 8);
c = _mm_slli_pi16(c, 3);
b = _mm_adds_pi16(b, c);
a = _mm_unpacklo_pi8(a, b);
frobzor = (uint64_t)a;]])], [
      ac_cv_c_mmx_intrinsics=yes
    ], [
      ac_cv_c_mmx_intrinsics=no
    ])
    CFLAGS="${CFLAGS_save}"
  ])
1147 1148 1149 1150 1151
  AS_IF([test "${ac_cv_c_mmx_intrinsics}" != "no"], [
    AC_DEFINE(HAVE_MMX_INTRINSICS, 1,
              [Define to 1 if MMX intrinsics are available.])
  ])

1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162
  AC_CACHE_CHECK([if $CC groks MMX inline assembly], [ac_cv_mmx_inline], [
    CFLAGS="${CFLAGS_save} -mmmx"
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("packuswb %%mm1,%%mm2"::"r"(p):"mm1", "mm2");
]])
    ], [
      ac_cv_mmx_inline=yes
    ], [
      ac_cv_mmx_inline=no
    ])
1163
    CFLAGS="${CFLAGS_save}"
1164
  ])
1165 1166 1167
  AS_IF([test "${ac_cv_mmx_inline}" != "no"], [
    AC_DEFINE(CAN_COMPILE_MMX, 1,
              [Define to 1 inline MMX assembly is available.])
1168
    have_mmx="yes"
1169 1170 1171
  ])

  AC_CACHE_CHECK([if $CC groks MMX EXT inline assembly],
1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182
                 [ac_cv_mmxext_inline], [
    CFLAGS="${CFLAGS_save} -mmmx"
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("maskmovq %%mm1,%%mm2"::"r"(p):"mm1", "mm2");
]])
    ], [
      ac_cv_mmxext_inline=yes
    ], [
      ac_cv_mmxext_inline=no
    ])
1183
    CFLAGS="${CFLAGS_save}"
1184
  ])
1185 1186 1187
  AS_IF([test "${ac_cv_mmxext_inline}" != "no"], [
    AC_DEFINE(CAN_COMPILE_MMXEXT, 1,
              [Define to 1 if MMX EXT inline assembly is available.])
1188
    have_mmxext="yes"
1189 1190
  ])
])
1191 1192
AM_CONDITIONAL([HAVE_MMX], [test "${have_mmx}" = "yes"])
AM_CONDITIONAL([HAVE_MMXEXT], [test "${have_mmxext}" = "yes"])
1193

1194 1195 1196
dnl  Check for fully workin SSE2 intrinsics
dnl  We need support for -mmmx, we need <emmintrin.h>, and we also need a
dnl  working compiler (http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23963)
1197
AC_ARG_ENABLE(sse,
1198 1199
  [AS_HELP_STRING([--disable-sse],
    [disable SSE (1-4) optimizations (default auto)])],, [
1200
  case "${host_cpu}" in
1201
    i?86|x86_64)
1202 1203 1204 1205 1206 1207 1208
      enable_sse=yes
      ;;
    *)
      enable_sse=no
      ;;
  esac
])
1209
have_sse2="no"
1210 1211 1212
AS_IF([test "${enable_sse}" != "no"], [
  ARCH="${ARCH} sse sse2"

1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233
  AC_CACHE_CHECK([if $CC groks SSE2 intrinsics], [ac_cv_c_sse2_intrinsics], [
    CFLAGS="${CFLAGS_save} -O -msse2"
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
[#include <emmintrin.h>
#include <stdint.h>
uint64_t frobzor;]], [
[__m128i a, b, c;
a = b = c = _mm_set1_epi64((__m64)frobzor);
a = _mm_slli_epi16(a, 3);
a = _mm_adds_epi16(a, b);
c = _mm_srli_epi16(c, 8);
c = _mm_slli_epi16(c, 3);
b = _mm_adds_epi16(b, c);
a = _mm_unpacklo_epi8(a, b);
frobzor = (uint64_t)_mm_movepi64_pi64(a);]])], [
      ac_cv_c_sse2_intrinsics=yes
    ], [
      ac_cv_c_sse2_intrinsics=no
    ])
    CFLAGS="${CFLAGS_save}"
])
1234 1235 1236 1237
  AS_IF([test "${ac_cv_c_sse2_intrinsics}" != "no"], [
    AC_DEFINE(HAVE_SSE2_INTRINSICS, 1,
              [Define to 1 if SSE2 intrinsics are available.])
  ])
Sam Hocevar's avatar
 
Sam Hocevar committed
1238

1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249
  AC_CACHE_CHECK([if $CC groks SSE inline assembly], [ac_cv_sse_inline], [
    CFLAGS="${CFLAGS_save} -msse"
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("xorps %%xmm1,%%xmm2"::"r"(p):"xmm1", "xmm2");
]])
    ], [
      ac_cv_sse_inline=yes
    ], [
      ac_cv_sse_inline=no
    ])