configure.ac 129 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 2002-2014 VLC authors and VideoLAN])
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
4

Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
5 6 7
AC_INIT(vlc, 3.0.0-git)
VERSION_MAJOR=3
VERSION_MINOR=0
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="Vetinari"
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
17
COPYRIGHT_YEARS="1996-2014"
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 foreign)
28
AC_CONFIG_HEADERS([config.h])
29

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
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.])
59 60 61 62 63
AH_TOP([
#ifndef _REENTRANT
# define _REENTRANT
#endif
])
64 65
AC_DEFINE([_THREAD_SAFE],, [Same as _REENTANT for some other OSes.])
AC_DEFINE([__LIBVLC__],, [Define within the LibVLC source code tree.])
66
AC_DEFINE([WIN32_LEAN_AND_MEAN],, [Define to limit the scope of <windows.h>.])
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
67

68 69
AM_PROG_CC_C_O
AC_PROG_CXX
70
AC_PROG_CPP
71 72 73
AC_PROG_OBJC
_AM_DEPENDENCIES([OBJC])
AC_PROG_EGREP
74 75
AC_PROG_MAKE_SET
AC_PROG_INSTALL
76
AM_PROG_AS
77

78 79
AC_ARG_VAR([DESKTOP_FILE_VALIDATE], [Validator for desktop entry files])
AC_CHECK_PROGS(DESKTOP_FILE_VALIDATE, [${DESKTOP_FILE_VALIDATE} desktop-file-validate], :)
80
AC_PATH_PROG(YASM, yasm)
81

82 83 84
dnl Check for compiler properties
AC_C_CONST
AC_C_INLINE
85
AC_C_RESTRICT
86

87 88 89
dnl Extend the --help string at the current spot.
AC_DEFUN([EXTEND_HELP_STRING], [m4_divert_once([HELP_ENABLE], [$1])])

90
dnl Allow binary package maintainer to pass a custom string to avoid
91
dnl cache problem
92
AC_ARG_WITH(binary-version,
93 94
    AS_HELP_STRING([--with-binary-version=STRING],
         [To avoid plugins cache problem between binary version]),[],[])
95
AS_IF([test -n "${with_binary_version}"],[
96 97 98
    AC_DEFINE_UNQUOTED([DISTRO_VERSION],["${with_binary_version}"],
         [Binary specific version])
])
99

Gildas Bazin's avatar
 
Gildas Bazin committed
100 101 102
dnl
dnl  Check the operating system
dnl
103
HAVE_WIN64="0"
104 105
HAVE_IOS="0"
HAVE_OSX="0"
Luca Barbato's avatar
Luca Barbato committed
106 107 108 109 110 111 112 113 114 115 116 117

YASMFLAGS=""
case "${host}" in
    i?86*)
    YASMFLAGS="-f elf32"
        ;;
    x86_64*)
    YASMFLAGS="-f elf64"
        ;;
esac


118
case "${host_os}" in
Sam Hocevar's avatar
Sam Hocevar committed
119
  "")
120 121
    SYS=unknown
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
122
  linux*)
123 124
    SYS=linux
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
125
  bsdi*)
126
    SYS=bsdi
127
    CFLAGS="${CFLAGS} -pthread"
128
    ;;
129 130
  freebsd*)
    SYS=freebsd
131
    CFLAGS="${CFLAGS} -pthread"
132 133 134 135 136 137 138 139 140 141 142 143 144
    CPPFLAGS="${CPPFLAGS} -I/usr/local/include"
    LDFLAGS="${LDFLAGS} -L/usr/local/lib"
    ;;
  openbsd*)
    SYS=openbsd
    CPPFLAGS="${CPPFLAGS} -I/usr/local/include -I/usr/X11R6/include"
    LDFLAGS="${LDFLAGS} -L/usr/local/lib -L/usr/X11R6/lib/"
    ;;
  netbsd*)
    SYS=netbsd
    ;;
  dragonfly*)
    SYS=dragonfly
145
    ;;
146
  darwin*)
147 148 149 150

    dnl Force gcc "-arch" flag
    ARCH_flag=""
    case "${host}" in
151
      i?86*)
152
        ARCH_flag="-arch i386"
Luca Barbato's avatar
Luca Barbato committed
153
        YASMFLAGS="-f macho32"
154 155 156 157 158 159 160 161 162
      ;;
      ppc64*)
        ARCH_flag="-arch ppc64"
      ;;
      ppc*)
        ARCH_flag="-arch ppc"
      ;;
      x86_64*)
        ARCH_flag="-arch x86_64"
Luca Barbato's avatar
Luca Barbato committed
163
        YASMFLAGS="-f macho64"
164
      ;;
165 166
      arm*)
        ac_cv_c_bigendian="no"
167
        ac_cv_c_attribute_packed="no"
168
      ;;
169 170
    esac

171
    SYS=darwin
172 173 174 175 176
    CFLAGS="${CFLAGS} -D_INTL_REDIRECT_MACROS ${ARCH_flag}"
    CXXFLAGS="${CXXFLAGS} -D_INTL_REDIRECT_MACROS ${ARCH_flag}"
    CPPFLAGS="${CPPFLAGS} ${ARCH_flag}"
    OBJCFLAGS="${OBJCFLAGS} -D_INTL_REDIRECT_MACROS -std=gnu99 ${ARCH_flag}"
    LDFLAGS="${LDFLAGS} -Wl,-headerpad_max_install_names ${ARCH_flag}"
177
    VLC_ADD_LIBS([libvlc vlc],[-Wl,-undefined,dynamic_lookup,-framework,AppKit])
178
    VLC_ADD_LIBS([libvlccore],[-Wl,-framework,CoreFoundation,-framework,CoreServices])
179

180 181 182 183 184 185 186 187
    AC_EGREP_CPP(yes,
            [#import <TargetConditionals.h>
             #if TARGET_OS_IPHONE
             yes
             #endif],
             [HAVE_IOS="1"],
             [HAVE_OSX="1"])

188
    dnl Allow binaries created on Lion to run on earlier releases
189 190 191 192 193 194
    AC_EGREP_CPP(yes,
           [#import <Cocoa/Cocoa.h>
            #ifdef MAC_OS_X_VERSION_10_7
            yes
            #endif],
            [AC_MSG_RESULT([yes])
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
195 196 197
            AC_LIBOBJ([getdelim])
            AC_LIBOBJ([strndup])
            AC_LIBOBJ([strnlen])],)
198

199
    dnl
200
    dnl  Handle Mac OS X SDK flags
201 202
    dnl
    AC_ARG_WITH(macosx-sdk,
203 204
      [AS_HELP_STRING([--with-macosx-sdk=DIR],
        [compile using the SDK in DIR])])
205 206 207 208 209 210 211 212
    if test "${with_macosx_sdk}" != "" ; then
        test ! -d "${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 ${with_macosx_sdk}"
    fi
213
    AC_ARG_WITH(macosx-version-min,
214
      [AS_HELP_STRING([--with-macosx-version-min=VERSION],
215 216 217 218 219 220 221
        [compile for Mac OS X VERSION and above])])
    if test "${with_macosx_version_min}" != "" ; then
        CPP="${CPP} -mmacosx-version-min=${with_macosx_version_min}"
        CC="${CC} -mmacosx-version-min=${with_macosx_version_min}"
        CXX="${CXX} -mmacosx-version-min=${with_macosx_version_min}"
        OBJC="${OBJC} -mmacosx-version-min=${with_macosx_version_min}"
        LD="${LD} -mmacosx_version_min=${with_macosx_version_min}"
222
    fi
223
    ;;
224
  *mingw32* | *cygwin* | *wince* | *mingwce*)
225
    AC_CHECK_TOOL(WINDRES, windres, :)
226
    AC_CHECK_TOOL(OBJCOPY, objcopy, :)
227
    AH_TOP([#if defined(_WIN32) && !defined(_WIN32_WINNT)])
228 229
    AH_TOP([# define _WIN32_WINNT 0x0502 /* Windows XP SP2 */])
    AH_TOP([#endif])
230
    AC_DEFINE([_WIN32_IE], 0x0600, [Define to '0x0600' for IE 6.0 (and shell) APIs.])
231 232
    AC_DEFINE([_UNICODE], [1], [Define to 1 for Unicode (Wide Chars) APIs.])
    AC_DEFINE([UNICODE], [1], [Define to 1 for Unicode (Wide Chars) APIs.])
233 234 235 236 237 238 239 240
    AC_DEFINE([_ISOC99_SOURCE], [1], [Extensions to ISO C89 from ISO C99.])
    AC_DEFINE([_ISOC11_SOURCE], [1], [Extensions to ISO C99 from ISO C11.])
    AC_DEFINE([_POSIX_SOURCE], [1], [IEEE Std 1003.1.])
    AC_DEFINE([_POSIX_C_SOURCE], [200809L], [IEEE Std 1003.1.])
    AC_DEFINE([_XOPEN_SOURCE], [700], [POSIX and XPG 7th edition])
    AC_DEFINE([_XOPEN_SOURCE_EXTENDED], [1], [XPG things and X/Open Unix extensions.])
    AC_DEFINE([_BSD_SOURCE], [1], [ISO C, POSIX, and 4.3BSD things.])
    AC_DEFINE([_SVID_SOURCE], [1], [ISO C, POSIX, and SVID things.])
Gildas Bazin's avatar
 
Gildas Bazin committed
241

242
    case "${host_os}" in
Sam Hocevar's avatar
Sam Hocevar committed
243
      *mingw32*)
Gildas Bazin's avatar
 
Gildas Bazin committed
244 245
        SYS=mingw32
        ;;
Sam Hocevar's avatar
Sam Hocevar committed
246
      *cygwin*)
Gildas Bazin's avatar
 
Gildas Bazin committed
247 248 249
        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,
250
            [#ifdef _WIN32
Gildas Bazin's avatar
 
Gildas Bazin committed
251 252
             yes
             #endif],
253
            SYS=mingw32, AC_MSG_ERROR([VLC requires -mno-cygwin]))
Gildas Bazin's avatar
 
Gildas Bazin committed
254 255 256
        ;;
    esac

Sam Hocevar's avatar
Sam Hocevar committed
257
    if test "${SYS}" = "mingw32"; then
258 259 260
        # DEP, ASLR, NO SEH
        LDFLAGS="${LDFLAGS} -Wl,--nxcompat -Wl,--no-seh -Wl,--dynamicbase"

261
        VLC_ADD_LDFLAGS([vlc],[-mwindows])
262
        AC_CHECK_PROGS(U2D, [unix2dos todos], unix2dos)
263 264
        ac_default_prefix="`pwd`/_win32"
        DESTDIR="`pwd`/_win32/"
265 266

        dnl
Ludovic Fauvet's avatar
Ludovic Fauvet committed
267
        dnl NSIS/MSI Installer prefix and WIN64
268 269
        dnl
        case "${host}" in
270
            amd64*|x86_64*)
271
                HAVE_WIN64="1"
Ludovic Fauvet's avatar
Ludovic Fauvet committed
272
                WINDOWS_ARCH="x64"
273
                PROGRAMFILES="PROGRAMFILES64"
Luca Barbato's avatar
Luca Barbato committed
274
                YASMFLAGS="-f win64"
275 276
            ;;
            *)
Ludovic Fauvet's avatar
Ludovic Fauvet committed
277
                WINDOWS_ARCH="x86"
278
                PROGRAMFILES="PROGRAMFILES"
Luca Barbato's avatar
Luca Barbato committed
279
                YASMFLAGS="-f win32"
280 281
            ;;
        esac
Ludovic Fauvet's avatar
Ludovic Fauvet committed
282
        AC_SUBST(WINDOWS_ARCH)
283 284
        AC_SUBST(PROGRAMFILES)

Gildas Bazin's avatar
 
Gildas Bazin committed
285
    fi
286
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
287
  *nto*)
288 289
    SYS=nto
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
290
  solaris*)
291 292
    SYS=solaris
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
293
  hpux*)
294 295
    SYS=hpux
    ;;
296 297 298
  symbian*)
    SYS=symbian
    ;;
KO Myung-Hun's avatar
KO Myung-Hun committed
299 300
  *os2*)
    SYS=os2
301
    LDFLAGS="${LDFLAGS} -Zomf -Zbin-files -Zargs-wild -Zhigh-mem"
KO Myung-Hun's avatar
KO Myung-Hun committed
302
    ;;
Sam Hocevar's avatar
Sam Hocevar committed
303
  *)
304
    SYS="${host_os}"
305
    ;;
Gildas Bazin's avatar
 
Gildas Bazin committed
306
esac
Rémi Duraffort's avatar
Rémi Duraffort committed
307 308 309 310 311
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 "${HAVE_WIN64}" = "1")
312
AM_CONDITIONAL(HAVE_SYMBIAN, test "${SYS}" = "symbian")
313 314
AM_CONDITIONAL(HAVE_IOS,   test "${HAVE_IOS}" = "1")
AM_CONDITIONAL(HAVE_OSX,   test "${HAVE_OSX}" = "1")
315

Luca Barbato's avatar
Luca Barbato committed
316 317
AC_SUBST(YASMFLAGS)

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
dnl
dnl Sadly autoconf does not think about testing foo.exe when ask to test
dnl for program foo on win32
case "${build_os}" in
    cygwin|msys)
        ac_executable_extensions=".exe"
    ;;
    *)
    ;;
esac

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")


347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367
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
368 369
          CONTRIB_DIR=""
          AC_MSG_RESULT([not found])
370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398
        ])
      ])
    ])
  ])
], [
  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"
  CFLAGS="${CFLAGS} -I${CONTRIB_DIR}/include"
  CXXFLAGS="${CXXFLAGS} -I${CONTRIB_DIR}/include"
  OBJCFLAGS="${OBJCFLAGS} -I${CONTRIB_DIR}/include"
399
  export PKG_CONFIG_PATH="${CONTRIB_DIR}/lib/pkgconfig:$PKG_CONFIG_PATH"
400 401 402 403 404 405 406 407 408 409 410 411 412
  LDFLAGS="${LDFLAGS} -L${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)

413
dnl Add extras/tools to the PATH
414
TOOLS_DIR="${srcdir}/extras/tools/build/bin"
415 416
AS_IF([test -d "${TOOLS_DIR}"], [
    TOOLS_DIR=`cd "${TOOLS_DIR}" && pwd`
417
    export PATH="${TOOLS_DIR}":$PATH
418 419
])

420
dnl
421 422 423 424
dnl  Libtool
dnl  It's very bad, but our former custom system was worst
dnl  -- Courmisch
dnl
425 426 427 428

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
429 430
AC_CACHE_VAL(lt_cv_deplibs_check_method,
    [lt_cv_deplibs_check_method=pass_all])
431

432 433 434
LT_INIT([dlopen win32-dll shared disable-static])
LT_LANG([C++])
LT_LANG([Windows Resource])
435

Luca Barbato's avatar
Luca Barbato committed
436 437
DOLT

438 439
lt_cv_deplibs_check_method=pass_all

440
AS_IF([test "${enable_shared}" = "no" -a "${enable_vlc}" != "no"], [
441 442 443
  AC_MSG_ERROR([VLC is based on plugins. Shared libraries cannot be disabled.])
])

444 445 446
dnl
dnl Gettext stuff
dnl
447
AM_GNU_GETTEXT_VERSION([0.19.2])
448
AM_GNU_GETTEXT([external], [need-ngettext])
449

450 451 452
dnl
dnl Iconv stuff
dnl
453
AM_ICONV
454

455 456
dnl
dnl checks for mingw
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
457
AS_IF([test "${SYS}" = "mingw32"], [
458
dnl Check for broken versions of mingw-runtime compatability library
459
    AC_MSG_CHECKING(for broken mingw-runtime)
460
    AC_PREPROC_IFELSE([AC_LANG_SOURCE([
461
#include <_mingw.h>
462 463 464 465 466
#if defined(__MINGW64_VERSION_MAJOR)
# if __MINGW64_VERSION_MAJOR < 3
#  error Attempting to use mingw-runtime with broken vsnprintf and direct2d support
# endif
#elif __MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION < 15
467 468
# error Attempting to use mingw-runtime with broken vsnprintf support
#endif
469
    ])], [
470
        AC_MSG_RESULT([ok])
471
    ], [
472
        AC_MSG_RESULT([present])
473
        AC_MSG_ERROR([LibVLC requires mingw-runtime version 3.15 or higher, or mingw-w64 version 3.0 or higher!])
474
    ])
475 476 477
    dnl force use of mingw provided c99 *printf over msvcrt
    CPPFLAGS="${CPPFLAGS} -D__USE_MINGW_ANSI_STDIO=1"

Gildas Bazin's avatar
 
Gildas Bazin committed
478
dnl Check for the need to include the mingwex lib for mingw32
Rafaël Carré's avatar
Rafaël Carré committed
479
    VLC_SAVE_FLAGS
Gildas Bazin's avatar
 
Gildas Bazin committed
480
    AC_CHECK_LIB(mingwex,opendir,
481
        AC_CHECK_LIB(mingw32,opendir,,
482
            [VLC_ADD_LIBS([libvlccore],[-lmingwex])])
Gildas Bazin's avatar
 
Gildas Bazin committed
483
    )
Rafaël Carré's avatar
Rafaël Carré committed
484
    VLC_RESTORE_FLAGS
Gildas Bazin's avatar
 
Gildas Bazin committed
485

Gildas Bazin's avatar
 
Gildas Bazin committed
486
dnl Check for fnative-struct or mms-bitfields support for mingw32
487 488 489
    VLC_SAVE_FLAGS
    CFLAGS="${CFLAGS} -mms-bitfields"
    CXXFLAGS="${CXXFLAGS} -mms-bitfields"
Gildas Bazin's avatar
 
Gildas Bazin committed
490 491
    AC_CACHE_CHECK([if \$CC accepts -mms-bitfields],
        [ac_cv_c_mms_bitfields],
492 493 494 495 496
        [AC_TRY_COMPILE([],,ac_cv_c_mms_bitfields=yes, ac_cv_c_mms_bitfields=no)])
    if test "${ac_cv_c_mms_bitfields}" = "no"; then
        VLC_RESTORE_FLAGS
        CFLAGS="${CFLAGS} -fnative-struct"
        CXXFLAGS="${CXXFLAGS} -fnative-struct"
497 498
        AC_CACHE_CHECK([if \$CC accepts -fnative-struct],
            [ac_cv_c_fnative_struct],
499 500
            [AC_TRY_COMPILE([],,ac_cv_c_fnative_struct=yes, ac_cv_c_fnative_struct=no)])
        "${ac_cv_c_fnative_struct}" = "no" && VLC_RESTORE_FLAGS
Gildas Bazin's avatar
 
Gildas Bazin committed
501
    fi
502
])
Gildas Bazin's avatar
 
Gildas Bazin committed
503

504 505 506 507
AC_ARG_ENABLE(winstore_app,
     AS_HELP_STRING([--enable-winstore-app],
                    [Build targetted for Windows Store apps (default disabled)]))

508
vlc_winstore_app=0
509 510
AS_IF([test "${SYS}" = "mingw32"],[
  AS_IF([test "${enable_winstore_app}" = "yes"], [
511
    vlc_winstore_app=1
512 513
     VLC_ADD_LIBS([libvlccore], [-lole32 -lruntimeobject])
    ],[
514
     VLC_ADD_LIBS([win32text],[-lgdi32])
515
     VLC_ADD_LIBS([libvlccore],[-lwinmm])
516
    ])
517
  ])
518
AC_DEFINE_UNQUOTED(VLC_WINSTORE_APP, ${vlc_winstore_app}, [Define to 1 if you want to build for Windows Store apps])
519
AM_CONDITIONAL([HAVE_WINSTORE], [test "$vlc_winstore_app" = "1"])
520 521


522 523
dnl
dnl Buggy glibc prevention. Purposedly not cached.
524
dnl See sourceware.org bugs 5058 and 5443.
525 526 527
dnl Ubuntu alone has 20 bug numbers for this...
dnl
AC_MSG_CHECKING(for buggy GNU/libc versions)
528
AC_PREPROC_IFELSE([AC_LANG_SOURCE([
529 530 531 532 533
#include <limits.h>
#if defined (__GLIBC__) && (__GLIBC__ == 2) \
  && (__GLIBC_MINOR__ >= 5) && (__GLIBC_MINOR__ <= 7)
# error GNU/libc with dcgettext killer bug!
#endif
534
])], [
535 536 537
  AC_MSG_RESULT([not present])
], [
  AC_MSG_RESULT([found])
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
538
  AS_IF([test "x${enable_nls}" != "xno"], [
539 540
    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
541
glibc run-time. Alternatively, build with --disable-nls.])
542
  ])
543 544
])

Sam Hocevar's avatar
Sam Hocevar committed
545 546 547 548
dnl Plugin compilation stuff

VLC_LIBRARY_SUFFIX

549
dnl Check for system libs needed
550
need_libc=false
551

552
dnl Check for usual libc functions
553
AC_CHECK_DECLS([nanosleep],,,[#include <time.h>])
554
AC_CHECK_FUNCS([daemon fcntl fstatvfs fork getenv getpwuid_r isatty lstat memalign mmap open_memstream openat pread posix_fadvise posix_madvise setlocale stricmp strnicmp strptime uselocale pthread_cond_timedwait_monotonic_np pthread_condattr_setclock])
555
AC_REPLACE_FUNCS([atof atoll dirfd fdopendir flockfile fsync getdelim getpid gmtime_r lldiv localtime_r nrand48 poll posix_memalign rewind setenv strcasecmp strcasestr strdup strlcpy strndup strnlen strsep strtof strtok_r strtoll swab tdestroy strverscmp])
556 557 558
AC_CHECK_FUNCS(fdatasync,,
  [AC_DEFINE(fdatasync, fsync, [Alias fdatasync() to fsync() if missing.])
])
Sam Hocevar's avatar
 
Sam Hocevar committed
559

560 561 562 563 564 565
dnl mingw64 implements those as static inline, not functions with C linkage
AC_LINK_IFELSE([
    AC_LANG_PROGRAM([#include <stdio.h>], [
        char *c;
        if (asprintf(&c, "%s %d", "string", 1) == -1)
            c = NULL;
566
    ])],[AC_DEFINE([HAVE_ASPRINTF],[1],[Define to 1 if you have asprintf function])],[AC_LIBOBJ([asprintf])])
567
AC_LINK_IFELSE([
568 569
    AC_LANG_PROGRAM([#include <stdio.h>
                     #include <stdarg.h>], [
570 571 572 573
        char *c;
        va_list ap;
        if (vasprintf(&c, "%s %d", ap) == -1)
            c = NULL;
574
    ])],[AC_DEFINE([HAVE_VASPRINTF],[1],[Define to 1 if you have asprintf function])],[AC_LIBOBJ([vasprintf])])
575

576 577
dnl C11 static_assert()
AC_MSG_CHECKING([for static_assert in assert.h])
578 579
AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <assert.h>], [
static_assert(1, "The impossible happened.");
580 581 582 583 584 585 586
])], [
  AC_MSG_RESULT([yes])
  AC_DEFINE([HAVE_STATIC_ASSERT], [1], [Define to 1 if <assert.h> defines static_assert.])
], [
  AC_MSG_RESULT([no])
])

Rafaël Carré's avatar
Rafaël Carré committed
587
# Windows CE does not have strcoll()
588 589
AC_FUNC_STRCOLL

590
dnl Check for non-standard system calls
591 592 593 594
case "$SYS" in
  "linux")
    AC_CHECK_FUNCS([accept4 pipe2 eventfd vmsplice sched_getaffinity])
    ;;
595 596 597
  "mingw32")
    AC_CHECK_FUNCS([_lock_file])
    ;;
598
esac
599

600 601
AH_BOTTOM([#include <vlc_fixups.h>])

602 603 604 605 606
dnl Check for struct pollfd
AC_CHECK_TYPES([struct pollfd],,,
[#include <sys/types.h>
#if HAVE_POLL
# include <poll.h>
607
#elif defined (_WIN32)
608 609 610 611
# include <winsock2.h>
#endif
])

612
dnl Checks for socket stuff
613
VLC_SAVE_FLAGS
614 615 616 617 618 619 620 621 622 623
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"
  ])
])
624

625
AC_SEARCH_LIBS([inet_pton], [nsl], [
626 627 628 629 630
 AS_IF([test "$ac_cv_search_getaddrinfo" != "none required"], [
    SOCKET_LIBS="$ac_cv_search_getaddrinfo $SOCKET_LIBS"
  ])
],, [${SOCKET_LIBS}])

631 632
LIBS="${LIBS} ${SOCKET_LIBS}"
AC_LINK_IFELSE([
633
    AC_LANG_PROGRAM([#ifdef _WIN32
634 635 636
        # if _WIN32_WINNT < 0x600
        #  error Needs vista+
        # endif
637 638
        #include <ws2tcpip.h>
        #else
639
        #include <sys/socket.h>
640 641 642 643 644
        #include <arpa/inet.h>
        #endif], [
        char dst[[sizeof(struct in_addr)]];
        inet_pton(AF_INET, "127.0.0.1", dst);
    ])],[AC_DEFINE([HAVE_INET_PTON],[1],[Define to 1 if you have inet_pton function])],[AC_LIBOBJ([inet_pton])])
645
AC_CHECK_FUNCS([if_nameindex if_nametoindex])
646
VLC_RESTORE_FLAGS
647

648
AS_IF([test -n "$SOCKET_LIBS"], [
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
649
  VLC_ADD_LIBS([access_rtmp access_output_shout sap stream_out_standard stream_out_rtp stream_out_raop stream_out_chromecast oldrc netsync ts remoteosd audiobargraph_a],[${SOCKET_LIBS}])
650 651
])
AC_SUBST(SOCKET_LIBS)
652

653
dnl Check for socklen_t
654
AH_TEMPLATE(socklen_t, [Define to `int' if <sys/socket.h> does not define.])
Rafaël Carré's avatar
Rafaël Carré committed
655
AC_CACHE_CHECK([for socklen_t in sys/socket.h], dnl ` (fix VIM syntax highlight
656 657
ac_cv_type_socklen_t,
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
658
[#include <sys/types.h>
659
#ifdef _WIN32
660
# include <winsock2.h>
661
# include <ws2tcpip.h>
662 663
#else
# include <sys/socket.h>
664 665 666 667 668
#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)])
669

670
dnl Check for struct sockaddr_storage
Rafaël Carré's avatar
Rafaël Carré committed
671 672
AH_TEMPLATE(sockaddr_storage, [Define to `sockaddr' if <sys/socket.h> does not define.]) dnl ` (fix VIM syntax highlight
AH_TEMPLATE(ss_family, [Define to `sa_family' if <sys/socket.h> does not define.]) dnl ` (fix VIM syntax highlight
673 674 675
AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_struct_sockaddr_storage,
  [AC_TRY_COMPILE(
    [#include <sys/types.h>
676
     #if defined( _WIN32 )
677 678 679 680 681 682
     # 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)])
683
AS_IF([test "${ac_cv_struct_sockaddr_storage}" = no], [
684 685
  AC_DEFINE(sockaddr_storage, sockaddr)
  AC_DEFINE(ss_family, sa_family)
686
])
687

688 689 690 691 692 693 694 695
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
696

Sam Hocevar's avatar
Sam Hocevar committed
697
AC_CHECK_LIB(m,cos,[
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
698
  VLC_ADD_LIBS([adjust wave ripple psychedelic gradient a52tofloat32 dtstofloat32 x264 goom noise grain scene chorus_flanger freetype swscale postproc equalizer spatializer param_eq samplerate freetype mpc qt4 compressor headphone_channel_mixer normvol audiobargraph_a audiobargraph_v mono colorthres extract ball hotkeys mosaic gaussianblur x262 x26410b hqdn3d anaglyph oldrc ncurses oldmovie glspectrum smooth],[-lm])
699 700 701
  LIBM="-lm"
], [
  LIBM=""
702
])
703
AC_SUBST(LIBM)
Sam Hocevar's avatar
 
Sam Hocevar committed
704

705 706 707 708
AC_CHECK_LIB(m,lrintf, [
  AC_DEFINE(HAVE_LRINTF, 1, [Define to 1 if you have the lrintf function])
  VLC_ADD_LIBS([skins2],[-lm])
])
Thomas Guillem's avatar
Thomas Guillem committed
709 710 711
AC_CHECK_LIB(m,nanf,
  AC_DEFINE(HAVE_NANF, 1, [Define to 1 if you have the NANF function])
)
712

Sam Hocevar's avatar
Sam Hocevar committed
713
dnl Check for dynamic plugins
714 715
LIBDL=""
have_dynamic_objects="no"
716
VLC_SAVE_FLAGS
717
AC_SEARCH_LIBS(dlsym, [dl svld], [
718 719
  AS_IF([test "$ac_cv_search_dlsym" != "none required"], [
    LIBDL="$ac_cv_search_dlsym"
720
  ])
721
  have_dynamic_objects="yes"
722
])
723
VLC_RESTORE_FLAGS
Sam Hocevar's avatar
Sam Hocevar committed
724

725
# Windows
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
726
AS_IF([test "${SYS}" = "mingw32"], [
727
  LIBDL=""
728
  have_dynamic_objects="yes" #assume we can use shared objects
729
])
730

731 732
AS_IF([test "${enable_shared}" = "no"], [
  have_dynamic_objects=no
733
])
Rafaël Carré's avatar
Rafaël Carré committed
734 735
AM_CONDITIONAL(HAVE_DYNAMIC_PLUGINS, [test "${have_dynamic_objects}" != "no"])

736
AC_SUBST(LIBDL)
Sam Hocevar's avatar
Sam Hocevar committed
737

738
dnl Check for thread library
739 740
LIBPTHREAD=""
AS_IF([test "${SYS}" != "mingw32"], [
Rafaël Carré's avatar
Rafaël Carré committed
741
  VLC_SAVE_FLAGS
Rafaël Carré's avatar
Rafaël Carré committed
742 743
  LIBS=""
  AC_SEARCH_LIBS(pthread_rwlock_init, pthread pthreads c_r, [
744 745 746
    AS_IF([test "$ac_cv_search_pthread_rwlock_init" != "none required"], [
      LIBPTHREAD="$ac_cv_search_pthread_rwlock_init"
    ])
Rafaël Carré's avatar
Rafaël Carré committed
747 748
  ])
  VLC_RESTORE_FLAGS
Gildas Bazin's avatar
 
Gildas Bazin committed
749

750 751 752
  AC_CHECK_LIB(rt, clock_nanosleep, [
    VLC_ADD_LIBS([libvlccore],[-lrt])
  ], [
753 754 755 756 757 758 759 760 761
    AC_CHECK_FUNC(nanosleep,,[
      AC_CHECK_LIB(rt,nanosleep, [
        VLC_ADD_LIBS([libvlccore],[-lrt])
      ], [
        AC_CHECK_LIB(posix4,nanosleep, [
          VLC_ADD_LIBS([libvlccore],[-lposix4])
        ])
      ])
    ])
762 763 764
    dnl HP/UX port
    AC_CHECK_LIB(rt,sem_init, [VLC_ADD_LIBS([libvlccore],[-lrt])])
  ])
765 766
])
AC_SUBST(LIBPTHREAD)
Gildas Bazin's avatar
 
Gildas Bazin committed
767

Sam Hocevar's avatar
 
Sam Hocevar committed
768
dnl Check for headers
769
dnl  POSIX
770 771 772 773 774 775
AC_CHECK_HEADERS([arpa/inet.h pthread.h search.h syslog.h sys/shm.h sys/socket.h])
AC_CHECK_HEADERS([net/if.h], [], [],
[
#include <sys/types.h>
#include <sys/socket.h>
])
776 777 778 779 780 781
dnl  BSD
AC_CHECK_HEADERS([netinet/udplite.h sys/param.h sys/mount.h])
dnl  GNU/Linux
AC_CHECK_HEADERS([getopt.h linux/dccp.h linux/magic.h mntent.h sys/eventfd.h])
dnl  MacOS
AC_CHECK_HEADERS([xlocale.h])
Sam Hocevar's avatar
 
Sam Hocevar committed
782

783
dnl LP64 and LLP64 architectures had better define ssize_t by themselves...
Rafaël Carré's avatar
Rafaël Carré committed
784
AH_TEMPLATE(ssize_t, [Define to `int' if <stddef.h> does not define.]) dnl ` (fix VIM syntax highlight
785 786 787 788
AC_CHECK_TYPE(ssize_t,, [
  AC_DEFINE(ssize_t, int)
])

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
789 790 791
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.
792
dnl Make PKG_CONFIG_PATH precious so that it appears in the help and get saved
793
AC_ARG_VAR(PKG_CONFIG_PATH,
794
       [Paths where to find .pc not at the default location])
795 796
PKG_PROG_PKG_CONFIG()

Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
797
dnl On some OS we need static linking
798
AS_IF([test -n "${PKG_CONFIG}" ],[
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
799
    AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "darwin" -o "${SYS}" = "os2" ],[
800 801 802
        PKG_CONFIG="${PKG_CONFIG} --static"
    ])
])
803 804


805 806
dnl
dnl Check for zlib.h and -lz along with system -lminizip if available
807
dnl
808 809 810 811
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
812
  VLC_ADD_LIBS([skins2 sap unzip zip],[-lz])
813
  PKG_CHECK_MODULES([MINIZIP], [minizip] , [ have_minizip=yes ], [
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
814
    AC_CHECK_HEADERS([unzip.h], [
815 816 817
      have_minizip=yes
      MINIZIP_LIBS="-lminizip -lz"
    ], [
818
      VLC_ADD_CPPFLAGS([skins2], [-I\\\$(top_srcdir)/modules/access/zip/unzip])
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
819
      VLC_ADD_LIBS([skins2], [\\\$(top_builddir)/modules/libunzip.la])
820 821 822 823
      have_minizip=no
    ])
  ])
  VLC_ADD_CPPFLAGS([skins2],[$MINIZIP_CFLAGS])
824
  VLC_ADD_LIBS([skins2],[$MINIZIP_LIBS])
825
fi
826
AM_CONDITIONAL(HAVE_MINIZIP, [ test "${have_minizip}" = "yes" ])
827 828


829 830 831 832 833 834 835 836 837 838 839
dnl
dnl Domain name i18n support via GNU libidn
dnl
PKG_CHECK_MODULES([IDN], [libidn], [
  have_libidn="yes"
  AC_DEFINE([HAVE_IDN], 1, [Define to 1 if you have GNU libidn.])
], [
  have_libidn="no"
])


840 841
dnl Check for dbus
AC_ARG_ENABLE(dbus,
842 843
  [AS_HELP_STRING([--enable-dbus],
    [compile D-Bus message bus support (default enabled)])])
844 845
have_dbus="no"
AS_IF([test "${enable_dbus}" != "no"], [
846
  PKG_CHECK_MODULES(DBUS, [dbus-1 >= 1.6.0], [
847 848 849 850 851 852 853 854 855 856
    have_dbus="yes"
  ], [
    AS_IF([test -n "${enable_dbus}"], [
      AC_MSG_ERROR([${DBUS_PKG_ERRORS}.])
    ], [
      AC_MSG_WARN([${DBUS_PKG_ERRORS}.])
    ])
  ])
])
AM_CONDITIONAL([HAVE_DBUS], [test "${have_dbus}" = "yes"])
857

Sam Hocevar's avatar
 
Sam Hocevar committed
858
dnl Check for ntohl, etc.
859 860
VLC_SAVE_FLAGS
CFLAGS="${CFLAGS} -Wall -Werror"
861
AC_CACHE_CHECK([for ntohl in sys/param.h],
862
    [ac_cv_c_ntohl_sys_param_h],
863
    [     AC_TRY_COMPILE([#include <sys/param.h>],
864
        [int meuh; ntohl(meuh);],
865
        ac_cv_c_ntohl_sys_param_h=yes, ac_cv_c_ntohl_sys_param_h=no)])
Sam Hocevar's avatar
Sam Hocevar committed
866
if test "${ac_cv_c_ntohl_sys_param_h}" != "no"; then
867
    AC_DEFINE(NTOHL_IN_SYS_PARAM_H, 1, Define if <sys/param.h> defines ntohl.)
868
fi
869
VLC_RESTORE_FLAGS
870 871 872 873 874

EXTEND_HELP_STRING([Optimization options:])
dnl
dnl  Compiler warnings
dnl
Sam Hocevar's avatar
 
Sam Hocevar committed
875

876
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 init-self logical-op])
Pierre's avatar
Pierre committed
877
RDC_PROG_CC_FLAGS([-pipe])
878 879 880
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
881

882 883 884 885 886
dnl
dnl  Debugging mode
dnl
AC_ARG_ENABLE(debug,
  [AS_HELP_STRING([--enable-debug],
887
    [build with run-time assertions (default disabled)])],,
888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932
  [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}"
])

933
AS_IF([test "${SYS}" != "mingw32" -a "${SYS}" != "os2"], [
934 935 936 937
  VLC_SAVE_FLAGS
  CFLAGS="${CFLAGS} -fvisibility=hidden"
  CXXFLAGS="${CXXFLAGS} -fvisibility=hidden"
  OBJCFLAGS="${OBJCFLAGS} -fvisibility=hidden"
938 939 940 941 942 943 944 945
  AC_CACHE_CHECK([if $CC accepts -fvisibility=hidden],
                 [ac_cv_c_visibility_hidden], [
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
      ac_cv_c_visibility_hidden=yes
    ], [
      ac_cv_c_visibility_hidden=no
    ])
  ])
946
  AS_IF([test "${ac_cv_c_visibility_hidden}" = "no"], [VLC_RESTORE_FLAGS])
947 948
])

949

950 951 952 953 954 955 956 957
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
958
dnl Check for various optimization flags
959 960
AS_IF([test "${enable_optimizations}" != "no"], [

961
  dnl -O3 only in production builds
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
962
  AS_IF([test "${enable_debug}" = "no"], [
963
    VLC_SAVE_FLAGS
964 965 966 967
    CFLAGS="${CFLAGS} -O3"
    CXXFLAGS="${CXXFLAGS} -O3"
    OBJCFLAGS="${OBJCFLAGS} -O3"
    AC_CACHE_CHECK([if $CC accepts -O3],  [ac_cv_c_o3], [
968
      AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
969
        ac_cv_c_o3=yes
970
      ], [
971
        ac_cv_c_o3=no
972 973
      ])
    ])
974
    AS_IF([test "${ac_cv_c_o3}" = "no"], [VLC_RESTORE_FLAGS])
975
  ])
976

977
  dnl Check for -ffast-math
978 979 980 981
  VLC_SAVE_FLAGS
  CFLAGS="${CFLAGS} -ffast-math"
  CXXFLAGS="${CXXFLAGS} -ffast-math"
  OBJCFLAGS="${OBJCFLAGS} -ffast-math"
982 983 984 985 986 987 988
  AC_CACHE_CHECK([if $CC accepts -ffast-math], [ac_cv_c_fast_math], [
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
      ac_cv_c_fast_math=yes
    ], [
      ac_cv_c_fast_math=no
    ])
  ])
989
  AS_IF([test "${ac_cv_c_fast_math}" = "no"], [VLC_RESTORE_FLAGS])
990 991
  AH_BOTTOM([
#ifndef __FAST_MATH__
992 993 994 995 996 997 998
# ifndef _MSC_VER
#  pragma STDC FENV_ACCESS OFF
#  pragma STDC FP_CONTRACT ON
# else
#  pragma fenv_access(off)
#  pragma fp_contract(on)
# endif
999 1000
#endif
])
Sam Hocevar's avatar
 
Sam Hocevar committed
1001

1002
  dnl Check for -funroll-loops