configure.ac 130 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 VLC authors and VideoLAN])
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
4

Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
5
AC_INIT(vlc, 1.3.0-git)
6
VERSION_MAJOR=1
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
7
VERSION_MINOR=3
8 9
VERSION_REVISION=0
VERSION_EXTRA=0
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
10
VERSION_DEV=git
11

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

15
CONFIGURE_LINE="`echo "$0 $ac_configure_args" | sed -e 's/\\\/\\\\\\\/g'`"
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
16
CODENAME="Rincewind"
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
  ])
490 491
])

Sam Hocevar's avatar
Sam Hocevar committed
492 493 494 495
dnl Plugin compilation stuff

VLC_LIBRARY_SUFFIX

496
dnl Check for system libs needed
497
need_libc=false
498

499
dnl Check for usual libc functions
500
AC_CHECK_DECLS([nanosleep],,,[#include <time.h>])
501
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])
502
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])
503 504 505
AC_CHECK_FUNCS(fdatasync,,
  [AC_DEFINE(fdatasync, fsync, [Alias fdatasync() to fsync() if missing.])
])
Sam Hocevar's avatar
 
Sam Hocevar committed
506

Rafaël Carré's avatar
Rafaël Carré committed
507
# Windows CE does not have strcoll()
508 509
AC_FUNC_STRCOLL

510
dnl Check for non-standard system calls
511
AC_CHECK_FUNCS([accept4 pipe2 eventfd vmsplice sched_getaffinity])
512

513 514
AH_BOTTOM([#include <vlc_fixups.h>])

515 516 517 518
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
519
  AS_IF([test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce" -a "${SYS}" != "os2"], [
520
    AC_MSG_ERROR([poll() is required.])
Sam Hocevar's avatar
Sam Hocevar committed
521 522
  ])
])
523

524 525 526 527 528 529 530 531 532 533 534
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
535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550
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 "$SOCKET_LIBS"], [
551
  VLC_ADD_LIBS([access_http access_mms access_udp access_tcp access_ftp access_rtmp access_output_udp access_output_shout sap stream_out_select stream_out_standard stream_out_rtp stream_out_raop vod_rtsp access_realrtsp rtp oldrc netsync gnutls flac ts audioscrobbler lua remoteosd zvbi audiobargraph_a netsync],[${SOCKET_LIBS}])
552 553
])
AC_SUBST(SOCKET_LIBS)
554

555
dnl Check for socklen_t
556 557 558 559
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([
560 561
[#include <sys/types.h>
#ifdef WIN32
562
# include <winsock2.h>
563
# include <ws2tcpip.h>
564 565
#else
# include <sys/socket.h>
566 567 568 569 570
#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)])
571

572 573 574 575 576 577 578
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 )
579
     # include <winsock2.h>
580 581 582 583 584 585 586
     #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)])
587
AS_IF([test "${ac_cv_struct_sockaddr_storage}" = no], [
588 589
  AC_DEFINE(sockaddr_storage, sockaddr)
  AC_DEFINE(ss_family, sa_family)
590
])
591

592
dnl getaddrinfo, getnameinfo and gai_strerror check
593
dnl  -lnsl and -lsocket are needed on Solaris;
594
dnl  we purposedly make the test fail on Windows
595
LIBS_save="${LIBS}"
596
AC_SEARCH_LIBS([getaddrinfo], [nsl],,, [${SOCKET_LIBS}])
597 598
LIBS="${LIBS_save}"

599 600 601 602 603 604 605 606
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
607

Sam Hocevar's avatar
Sam Hocevar committed
608
AC_CHECK_LIB(m,cos,[
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
609
  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])
610 611 612
  LIBM="-lm"
], [
  LIBM=""
613
])
614
AC_SUBST(LIBM)
Sam Hocevar's avatar
 
Sam Hocevar committed
615

616 617 618 619 620
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
621
dnl Check for dynamic plugins
622 623
LIBDL=""
have_dynamic_objects="no"
624 625 626 627 628
LIBS_save="$LIBS"
AC_SEARCH_LIBS(dlopen, [dl svld], [
  AS_IF([test "$ac_cv_search_dlopen" != "none required"], [
    LIBDL="$ac_cv_search_dlopen"
  ])
629
  have_dynamic_objects="yes"
630 631
])
LIBS="$LIBS_save"
Sam Hocevar's avatar
Sam Hocevar committed
632

633 634 635
# Windows
AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce"], [
  LIBDL=""
636
  have_dynamic_objects="yes" #assume we can use shared objects
637
])
638

Rafaël Carré's avatar
Rafaël Carré committed
639 640 641
test "${enable_shared}" = "no" && have_dynamic_objects=no

AS_IF([test "${have_dynamic_objects}" != "no"], [
642 643 644 645 646 647
  AC_DEFINE(HAVE_DYNAMIC_PLUGINS, 1,
            [Define to 1 if dynamic plugins are supported.])
], [
  dnl Clear $LIBDL so as not to break linking
  LIBDL=""
])
Rafaël Carré's avatar
Rafaël Carré committed
648 649
AM_CONDITIONAL(HAVE_DYNAMIC_PLUGINS, [test "${have_dynamic_objects}" != "no"])

650
AC_SUBST(LIBDL)
651
VLC_ADD_LIBS([realvideo lua],[$LIBDL])
Sam Hocevar's avatar
Sam Hocevar committed
652

653
dnl Check for thread library
654
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
655 656 657 658 659 660 661 662 663 664 665 666 667 668 669
  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
670

671
  VLC_ADD_LIBS([libvlccore libvlc vlc plugin],[${THREAD_LIB}])
Gildas Bazin's avatar
 
Gildas Bazin committed
672

673 674 675
  AC_CHECK_LIB(rt, clock_nanosleep, [
    VLC_ADD_LIBS([libvlccore],[-lrt])
  ], [
676 677 678 679 680 681 682 683 684
    AC_CHECK_FUNC(nanosleep,,[
      AC_CHECK_LIB(rt,nanosleep, [
        VLC_ADD_LIBS([libvlccore],[-lrt])
      ], [
        AC_CHECK_LIB(posix4,nanosleep, [
          VLC_ADD_LIBS([libvlccore],[-lposix4])
        ])
      ])
    ])
685 686 687
    dnl HP/UX port
    AC_CHECK_LIB(rt,sem_init, [VLC_ADD_LIBS([libvlccore],[-lrt])])
  ])
688
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
Gildas Bazin's avatar
 
Gildas Bazin committed
689

Sam Hocevar's avatar
 
Sam Hocevar committed
690
dnl Check for misc headers
691
AC_MSG_CHECKING(for strncasecmp in strings.h)
Sam Hocevar's avatar
 
Sam Hocevar committed
692
AC_EGREP_HEADER(strncasecmp,strings.h,[
693
  AC_MSG_RESULT(yes)
694
  AC_DEFINE(STRNCASECMP_IN_STRINGS_H, 1,
695 696
            Define if <strings.h> defines strncasecmp.)],[
  AC_MSG_RESULT(no)])
Sam Hocevar's avatar
 
Sam Hocevar committed
697

Sam Hocevar's avatar
 
Sam Hocevar committed
698
dnl Check for headers
699
AC_CHECK_HEADERS([search.h])
700
AC_CHECK_HEADERS(getopt.h strings.h locale.h xlocale.h)
701
AC_CHECK_HEADERS(fcntl.h sys/time.h sys/ioctl.h sys/stat.h)
702
AC_CHECK_HEADERS([arpa/inet.h netinet/udplite.h sys/eventfd.h])
703 704
AC_CHECK_HEADERS([net/if.h], [], [],
  [
705
    #include <sys/types.h>
706
    #include <sys/socket.h>
707
  ])
708 709 710 711
AC_CHECK_HEADERS([sys/mount.h], [], [],
  [
    #include <sys/param.h>
  ])
712

713
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
714 715 716
  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)
717
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
Sam Hocevar's avatar
 
Sam Hocevar committed
718

719
dnl LP64 and LLP64 architectures had better define ssize_t by themselves...
720 721 722 723 724
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
725
dnl Check for threads library
726
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
727
  AC_CHECK_HEADERS(pthread.h)
728
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
Sam Hocevar's avatar
 
Sam Hocevar committed
729

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
730 731 732
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.
733
dnl Make PKG_CONFIG_PATH precious so that it appears in the help and get saved
734
AC_ARG_VAR(PKG_CONFIG_PATH,
735
       [Paths where to find .pc not at the default location])
736 737
PKG_PROG_PKG_CONFIG()

Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
738
dnl On some OS we need static linking
739
AS_IF([test -n "${PKG_CONFIG}" ],[
KO Myung-Hun's avatar
KO Myung-Hun committed
740
    AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce" -o "${SYS}" = "darwin" -o "${SYS}" = "os2" ],[
741 742 743
        PKG_CONFIG="${PKG_CONFIG} --static"
    ])
])
744 745


746 747
dnl
dnl Check for zlib.h and -lz along with system -lminizip if available
748
dnl
749 750 751 752
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
753
  VLC_ADD_LIBS([access_http mp4 skins2 sap mkv unzip zip],[-lz])
754
  PKG_CHECK_MODULES([MINIZIP], [minizip] , [ have_minizip=yes ], [
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
755
    AC_CHECK_HEADERS([unzip.h], [
756 757 758 759
      have_minizip=yes
      MINIZIP_LIBS="-lminizip -lz"
    ], [
      have_minizip=no
760 761
      MINIZIP_CFLAGS="-I\\\${top_srcdir}/modules/access/zip/unzip"
      MINIZIP_LIBS="\\\${top_builddir}/modules/access/zip/unzip/libunzip.la"
762 763 764
    ])
  ])
  VLC_ADD_CPPFLAGS([skins2],[$MINIZIP_CFLAGS])
765
  VLC_ADD_LIBS([skins2],[$MINIZIP_LIBS])
766
fi
767
AM_CONDITIONAL(HAVE_MINIZIP, [ test "${have_minizip}" = "yes" ])
768 769


770 771
dnl Manual switch for UTF-8
AC_ARG_ENABLE(non-utf8,
772 773
  [AS_HELP_STRING([--enable-non-utf8],
    [support legacy non-UTF-8 systems (default disabled)])],, [
774
  AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce" -o "${SYS}" = "os2"], [
775 776 777 778 779 780 781 782 783
    enable_non_utf8="no"
  ])
])
AS_IF([test "${enable_non_utf8}" != "no"], [
  AC_DEFINE([ASSUME_UTF8], [1],
            [Define to 1 if the operating system uses UTF-8 internally])
])


784 785
dnl Check for dbus
AC_ARG_ENABLE(dbus,
786 787
  [AS_HELP_STRING([--enable-dbus],
    [compile D-Bus message bus support (default enabled)])])
Rafaël Carré's avatar
Rafaël Carré committed
788 789
case "${SYS}" in
    linux*|*bsd*)
790
if test "${enable_dbus}" != "no" -a "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
791
then
792
  dnl api stable dbus
793
  PKG_CHECK_MODULES(DBUS, [dbus-1 >= 1.0.0],
794
    [ AC_DEFINE( HAVE_DBUS, 1, [Define if you have the D-BUS library] )
795 796
      VLC_ADD_LIBS([libvlccore],[$DBUS_LIBS])
      VLC_ADD_CFLAGS([libvlccore],[$DBUS_CFLAGS])
797
      dnl Check for dbus control interface
798 799 800
        AC_ARG_ENABLE(dbus-control,
          [AS_HELP_STRING([--disable-dbus-control],
            [D-Bus control interface (default enabled)])])
801
        if test "${enable_dbus_control}" != "no"
802
        then
803
          VLC_ADD_PLUGIN([dbus])
804
          VLC_ADD_LIBS([dbus],[$DBUS_LIBS])
805
          VLC_ADD_CFLAGS([dbus],[$DBUS_CFLAGS])
806 807
        fi
      dnl Check for Telepathy
Christophe Mutricy's avatar
Christophe Mutricy committed
808 809
        AC_ARG_ENABLE(telepathy,
          AS_HELP_STRING([--enable-telepathy],[Telepathy Presence plugin through DBus(default enabled)]))
810
        if test "${enable_telepathy}" != "no"; then
811
          VLC_ADD_PLUGIN([telepathy])
812
          VLC_ADD_LIBS([telepathy],[$DBUS_LIBS])
813
          VLC_ADD_CFLAGS([telepathy],[$DBUS_CFLAGS])
814 815
        fi
        dnl Power Management Inhibiter
816
        VLC_ADD_PLUGIN([inhibit])
817 818
        VLC_ADD_LIBS([inhibit],[$DBUS_LIBS])
        VLC_ADD_CFLAGS([inhibit],[$DBUS_CFLAGS])
819
    ],
820
    [AC_MSG_ERROR([${DBUS_PKG_ERRORS}.])]
821 822
  )
fi
Rafaël Carré's avatar
Rafaël Carré committed
823 824
;;
esac
825

Sam Hocevar's avatar
 
Sam Hocevar committed
826
dnl Check for ntohl, etc.
827
AC_CACHE_CHECK([for ntohl in sys/param.h],
828 829 830
    [ac_cv_c_ntohl_sys_param_h],
    [CFLAGS="${CFLAGS_save} -Wall -Werror"
     AC_TRY_COMPILE([#include <sys/param.h>],
831
        [int meuh; ntohl(meuh);],
832
        ac_cv_c_ntohl_sys_param_h=yes, ac_cv_c_ntohl_sys_param_h=no)])
Sam Hocevar's avatar
Sam Hocevar committed
833
if test "${ac_cv_c_ntohl_sys_param_h}" != "no"; then
834
    AC_DEFINE(NTOHL_IN_SYS_PARAM_H, 1, Define if <sys/param.h> defines ntohl.)
835
fi
836 837 838 839 840 841

EXTEND_HELP_STRING([Optimization options:])
VLC_RESTORE_FLAGS
dnl
dnl  Compiler warnings
dnl
Sam Hocevar's avatar
 
Sam Hocevar committed
842

843
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
844
RDC_PROG_CC_FLAGS([-pipe])
845 846 847
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
848

849 850 851 852 853
dnl
dnl  Debugging mode
dnl
AC_ARG_ENABLE(debug,
  [AS_HELP_STRING([--enable-debug],
854
    [build with run-time assertions (default disabled)])],,
855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899
  [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
900 901
VLC_SAVE_FLAGS

902 903 904
AS_IF([test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"], [
  AC_CACHE_CHECK([if $CC accepts -fvisibility=hidden],
                 [ac_cv_c_visibility_hidden], [
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
905
    CFLAGS="${CFLAGS_save} -fvisibility=hidden"
906 907 908 909 910 911 912
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
      ac_cv_c_visibility_hidden=yes
    ], [
      ac_cv_c_visibility_hidden=no
    ])
  ])
  AS_IF([test "${ac_cv_c_visibility_hidden}" != "no"], [
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
913
    VLC_RESTORE_FLAGS
914 915 916
    CFLAGS="${CFLAGS} -fvisibility=hidden"
    CXXFLAGS="${CXXFLAGS} -fvisibility=hidden"
    OBJCFLAGS="${OBJCFLAGS} -fvisibility=hidden"
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
917
    VLC_SAVE_FLAGS
918 919 920
  ])
])

921

922 923 924 925 926 927 928 929
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
930
dnl Check for various optimization flags
931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959
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"
      ])
    ])
  ])
960

961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982
  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
983

984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015
  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="${CXXFLAGS} -fomit-frame-pointer"
1016
        OBJCFLAGS="${OBJCFLAGS} -fomit-frame-pointer"
1017 1018 1019 1020
      VLC_SAVE_FLAGS
    ])
  ])
])
Sam Hocevar's avatar
 
Sam Hocevar committed
1021

Sam Hocevar's avatar
 
Sam Hocevar committed
1022
dnl Check for Darwin plugin linking flags
1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033
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"], [
1034
    VLC_ADD_LDFLAGS([plugin],[-bundle -undefined error])
1035 1036
  ])
])
Sam Hocevar's avatar
 
Sam Hocevar committed
1037

1038 1039
dnl Checks for __attribute__(aligned()) directive
AC_CACHE_CHECK([__attribute__ ((aligned ())) support],
1040 1041 1042 1043 1044 1045 1046 1047 1048
    [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
1049
if test "${ac_cv_c_attribute_aligned}" != "0"; then
1050 1051
    AC_DEFINE_UNQUOTED([ATTRIBUTE_ALIGNED_MAX],
        [${ac_cv_c_attribute_aligned}],[Maximum supported data alignment])
1052 1053
fi

1054
dnl Check for __attribute__((packed))
1055 1056 1057
AC_CACHE_CHECK([for __attribute__((packed))],
  [ac_cv_c_attribute_packed],
  [ac_cv_c_attribute_packed=no