git.sesse.net Git - x264/blob - configure

   1 #!/bin/bash
   2
   3 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
   4 cat <<EOF
   5 Usage: ./configure [options]
   6
   7 Help:
   8   -h, --help               print this message
   9
  10 Standard options:
  11   --prefix=PREFIX          install architecture-independent files in PREFIX
  12                            [/usr/local]
  13   --exec-prefix=EPREFIX    install architecture-dependent files in EPREFIX
  14                            [PREFIX]
  15   --bindir=DIR             install binaries in DIR [EPREFIX/bin]
  16   --libdir=DIR             install libs in DIR [EPREFIX/lib]
  17   --includedir=DIR         install includes in DIR [PREFIX/include]
  18   --extra-asflags=EASFLAGS add EASFLAGS to ASFLAGS
  19   --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS
  20   --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS
  21   --extra-rcflags=ERCFLAGS add ERCFLAGS to RCFLAGS
  22
  23 Configuration options:
  24   --disable-cli            disable cli
  25   --system-libx264         use system libx264 instead of internal
  26   --enable-shared          build shared library
  27   --enable-static          build static library
  28   --disable-opencl         disable OpenCL features
  29   --disable-gpl            disable GPL-only features
  30   --disable-thread         disable multithreaded encoding
  31   --enable-win32thread     use win32threads (windows only)
  32   --disable-interlaced     disable interlaced encoding support
  33   --bit-depth=BIT_DEPTH    set output bit depth (8-10) [8]
  34   --chroma-format=FORMAT   output chroma format (420, 422, 444, all) [all]
  35
  36 Advanced options:
  37   --disable-asm            disable platform-specific assembly optimizations
  38   --enable-debug           add -g
  39   --enable-gprof           add -pg
  40   --enable-strip           add -s
  41   --enable-pic             build position-independent code
  42
  43 Cross-compilation:
  44   --host=HOST              build programs to run on HOST
  45   --cross-prefix=PREFIX    use PREFIX for compilation tools
  46   --sysroot=SYSROOT        root of cross-build tree
  47
  48 External library support:
  49   --disable-avs            disable avisynth support
  50   --disable-swscale        disable swscale support
  51   --disable-lavf           disable libavformat support
  52   --disable-ffms           disable ffmpegsource support
  53   --disable-gpac           disable gpac support
  54   --disable-lsmash         disable lsmash support
  55
  56 EOF
  57 exit 1
  58 fi
  59
  60 log_check() {
  61     echo -n "checking $1... " >> config.log
  62 }
  63
  64 log_ok() {
  65     echo "yes" >> config.log
  66 }
  67
  68 log_fail() {
  69     echo "no" >> config.log
  70 }
  71
  72 log_msg() {
  73     echo "$1" >> config.log
  74 }
  75
  76 intel_cflags() {
  77     # Intel Compiler issues an incredibly large number of warnings on any warning level,
  78     # suppress them by disabling all warnings rather than having to use #pragmas to disable most of them
  79     for arg in $*; do
  80         [ $arg = -ffast-math ] && arg=
  81         [[ "$arg" = -falign-loops* ]] && arg=
  82         [ "$arg" = -fno-tree-vectorize ] && arg=
  83         [ "$arg" = -Wshadow ] && arg=
  84         [[ "$arg" = -mpreferred-stack-boundary* ]] && arg=
  85         [[ "$arg" = -l* ]] && arg=
  86         [[ "$arg" = -L* ]] && arg=
  87         if [ $compiler = ICL ]; then
  88             [ "$arg" = -Wall ] && arg=-W0
  89             [ "$arg" = -g ] && arg=-Z7
  90             [ "$arg" = -fomit-frame-pointer ] && arg=
  91             [ "$arg" = -s ] && arg=
  92             [ "$arg" = -fPIC ] && arg=
  93         else
  94             [ "$arg" = -Wall ] && arg=-w0
  95         fi
  96
  97         [ -n "$arg" ] && echo -n "$arg "
  98     done
  99 }
 100
 101 icl_ldflags() {
 102     for arg in $*; do
 103         arg=${arg/LIBPATH/libpath}
 104         [ ${arg#-libpath:} == $arg -a ${arg#-l} != $arg ] && arg=${arg#-l}.lib
 105         [ ${arg#-L} != $arg ] && arg=-libpath:${arg#-L}
 106         [ $arg = -Wl,--large-address-aware ] && arg=-largeaddressaware
 107         [ $arg = -s ] && arg=
 108         [ "$arg" = -Wl,-Bsymbolic ] && arg=
 109
 110         arg=${arg/pthreadGC/pthreadVC}
 111         [ "$arg" = avifil32.lib ] && arg=vfw32.lib
 112         [ "$arg" = gpac_static.lib ] && arg=libgpac_static.lib
 113
 114         [ -n "$arg" ] && echo -n "$arg "
 115     done
 116 }
 117
 118 cc_check() {
 119     if [ -z "$3" ]; then
 120         if [ -z "$1$2" ]; then
 121             log_check "whether $CC works"
 122         elif [ -z "$1" ]; then
 123             log_check "for $2"
 124         else
 125             log_check "for $1"
 126         fi
 127     elif [ -z "$1" ]; then
 128         if [ -z "$2" ]; then
 129             log_check "whether $CC supports $3"
 130         else
 131             log_check "whether $CC supports $3 with $2"
 132         fi
 133     else
 134         log_check "for $3 in $1";
 135     fi
 136     rm -f conftest.c
 137     [ -n "$1" ] && echo "#include <$1>" > conftest.c
 138     echo "int main () { $3 return 0; }" >> conftest.c
 139     if [ $compiler = ICL ]; then
 140         cc_cmd="$CC conftest.c $(intel_cflags $CFLAGS $2) -link $(icl_ldflags $2 $LDFLAGSCLI $LDFLAGS)"
 141     else
 142         cc_cmd="$CC conftest.c $CFLAGS $2 $LDFLAGSCLI $LDFLAGS -o conftest"
 143     fi
 144     if $cc_cmd >conftest.log 2>&1; then
 145         res=$?
 146         log_ok
 147     else
 148         res=$?
 149         log_fail
 150         log_msg "Failed commandline was:"
 151         log_msg "--------------------------------------------------"
 152         log_msg "$cc_cmd"
 153         cat conftest.log >> config.log
 154         log_msg "--------------------------------------------------"
 155         log_msg "Failed program was:"
 156         log_msg "--------------------------------------------------"
 157         cat conftest.c >> config.log
 158         log_msg "--------------------------------------------------"
 159     fi
 160     return $res
 161 }
 162
 163 cpp_check() {
 164     log_check "whether $3 is true"
 165     rm -f conftest.c
 166     [ -n "$1" ] && echo "#include <$1>" > conftest.c
 167     echo -e "#if !($3) \n#error $4 \n#endif " >> conftest.c
 168
 169     if $CC conftest.c $CFLAGS $2 -E -o conftest >conftest.log 2>&1; then
 170         res=$?
 171         log_ok
 172     else
 173         res=$?
 174         log_fail
 175         log_msg "--------------------------------------------------"
 176         cat conftest.log >> config.log
 177         log_msg "--------------------------------------------------"
 178         log_msg "Failed program was:"
 179         log_msg "--------------------------------------------------"
 180         cat conftest.c >> config.log
 181         log_msg "--------------------------------------------------"
 182     fi
 183     return $res
 184 }
 185
 186 as_check() {
 187     log_check "whether $AS supports $1"
 188     echo "$1" > conftest.asm
 189     if $AS conftest.asm $ASFLAGS $2 -o conftest.o >conftest.log 2>&1; then
 190         res=$?
 191         log_ok
 192     else
 193         res=$?
 194         log_fail
 195         log_msg "Failed commandline was:"
 196         log_msg "--------------------------------------------------"
 197         log_msg "$AS conftest.asm $ASFLAGS $2 -o conftest.o"
 198         cat conftest.log >> config.log
 199         log_msg "--------------------------------------------------"
 200         log_msg "Failed program was:"
 201         log_msg "--------------------------------------------------"
 202         cat conftest.asm >> config.log
 203         log_msg "--------------------------------------------------"
 204     fi
 205     return $res
 206 }
 207
 208 rc_check() {
 209     log_check "whether $RC works"
 210     echo "$1" > conftest.rc
 211     if [ $compiler = ICL ]; then
 212         rc_cmd="$RC $RCFLAGS -foconftest.o conftest.rc"
 213     else
 214         rc_cmd="$RC $RCFLAGS -o conftest.o conftest.rc"
 215     fi
 216     if $rc_cmd >conftest.log 2>&1; then
 217         res=$?
 218         log_ok
 219     else
 220         res=$?
 221         log_fail
 222         log_msg "Failed commandline was:"
 223         log_msg "--------------------------------------------------"
 224         log_msg "$rc_cmd"
 225         cat conftest.log >> config.log
 226         log_msg "--------------------------------------------------"
 227         log_msg "Failed program was:"
 228         log_msg "--------------------------------------------------"
 229         cat conftest.rc >> config.log
 230         log_msg "--------------------------------------------------"
 231     fi
 232     return $res
 233 }
 234
 235 define() {
 236     echo "#define $1$([ -n "$2" ] && echo " $2" || echo " 1")" >> config.h
 237 }
 238
 239 die() {
 240     log_msg "DIED: $@"
 241     echo "$@"
 242     exit 1
 243 }
 244
 245 rm -f x264_config.h config.h config.mak config.log x264.pc x264.def conftest*
 246
 247 SRCPATH="$(cd $(dirname $0); pwd)"
 248 [ "$SRCPATH" = "$(pwd)" ] && SRCPATH=.
 249 [ -n "$(echo $SRCPATH | grep ' ')" ] && die "Out of tree builds are impossible with whitespace in source path."
 250 [ -e "$SRCPATH/config.h" -o -e "$SRCPATH/x264_config.h" ] && die "Out of tree builds are impossible with config.h/x264_config.h in source dir."
 251
 252 prefix='/usr/local'
 253 exec_prefix='${prefix}'
 254 bindir='${exec_prefix}/bin'
 255 libdir='${exec_prefix}/lib'
 256 includedir='${prefix}/include'
 257 DEVNULL='/dev/null'
 258
 259 cli="yes"
 260 cli_libx264="internal"
 261 shared="no"
 262 static="no"
 263 avs="auto"
 264 lavf="auto"
 265 ffms="auto"
 266 gpac="auto"
 267 lsmash="auto"
 268 mp4="no"
 269 gpl="yes"
 270 thread="auto"
 271 swscale="auto"
 272 asm="auto"
 273 interlaced="yes"
 274 debug="no"
 275 gprof="no"
 276 strip="no"
 277 pic="no"
 278 bit_depth="8"
 279 chroma_format="all"
 280 compiler="GNU"
 281 opencl="yes"
 282
 283 CFLAGS="$CFLAGS -Wall -I. -I\$(SRCPATH)"
 284 LDFLAGS="$LDFLAGS"
 285 LDFLAGSCLI="$LDFLAGSCLI"
 286 ASFLAGS="$ASFLAGS"
 287 RCFLAGS="$RCFLAGS"
 288 HAVE_GETOPT_LONG=1
 289 cross_prefix=""
 290
 291 EXE=""
 292
 293 # list of all preprocessor HAVE values we can define
 294 CONFIG_HAVE="MALLOC_H ALTIVEC ALTIVEC_H MMX ARMV6 ARMV6T2 NEON BEOSTHREAD POSIXTHREAD WIN32THREAD THREAD LOG2F SWSCALE \
 295              LAVF FFMS GPAC AVS GPL VECTOREXT INTERLACED CPU_COUNT OPENCL THP LSMASH"
 296
 297 # parse options
 298
 299 for opt do
 300     optarg="${opt#*=}"
 301     case "$opt" in
 302         --prefix=*)
 303             prefix="$optarg"
 304             ;;
 305         --exec-prefix=*)
 306             exec_prefix="$optarg"
 307             ;;
 308         --bindir=*)
 309             bindir="$optarg"
 310             ;;
 311         --libdir=*)
 312             libdir="$optarg"
 313             ;;
 314         --includedir=*)
 315             includedir="$optarg"
 316             ;;
 317         --disable-cli)
 318             cli="no"
 319             ;;
 320         --system-libx264)
 321             cli_libx264="system"
 322             ;;
 323         --enable-shared)
 324             shared="yes"
 325             ;;
 326         --enable-static)
 327             static="yes"
 328             ;;
 329         --disable-asm)
 330             asm="no"
 331             ;;
 332         --disable-interlaced)
 333             interlaced="no"
 334             ;;
 335         --disable-avs)
 336             avs="no"
 337             ;;
 338         --disable-lavf)
 339             lavf="no"
 340             ;;
 341         --disable-ffms)
 342             ffms="no"
 343             ;;
 344         --disable-gpac)
 345             gpac="no"
 346             ;;
 347         --disable-lsmash)
 348             lsmash="no"
 349             ;;
 350         --disable-gpl)
 351             gpl="no"
 352             ;;
 353         --extra-asflags=*)
 354             ASFLAGS="$ASFLAGS $optarg"
 355             ;;
 356         --extra-cflags=*)
 357             CFLAGS="$CFLAGS $optarg"
 358             ;;
 359         --extra-ldflags=*)
 360             LDFLAGS="$LDFLAGS $optarg"
 361             ;;
 362         --extra-rcflags=*)
 363             RCFLAGS="$RCFLAGS $optarg"
 364             ;;
 365         --disable-thread)
 366             thread="no"
 367             ;;
 368         --enable-win32thread)
 369             thread="win32"
 370             ;;
 371         --disable-swscale)
 372             swscale="no"
 373             ;;
 374         --enable-debug)
 375             debug="yes"
 376             ;;
 377         --enable-gprof)
 378             CFLAGS="$CFLAGS -pg"
 379             LDFLAGS="$LDFLAGS -pg"
 380             gprof="yes"
 381             ;;
 382         --enable-strip)
 383             strip="yes"
 384             ;;
 385         --enable-pic)
 386             pic="yes"
 387             ;;
 388         --host=*)
 389             host="$optarg"
 390             ;;
 391         --disable-opencl)
 392             opencl="no"
 393             ;;
 394         --cross-prefix=*)
 395             cross_prefix="$optarg"
 396             ;;
 397         --sysroot=*)
 398             CFLAGS="$CFLAGS --sysroot=$optarg"
 399             LDFLAGS="$LDFLAGS --sysroot=$optarg"
 400             ;;
 401         --bit-depth=*)
 402             bit_depth="$optarg"
 403             if [ "$bit_depth" -lt "8" -o "$bit_depth" -gt "10" ]; then
 404                 echo "Supplied bit depth must be in range [8,10]."
 405                 exit 1
 406             fi
 407             bit_depth=`expr $bit_depth + 0`
 408             ;;
 409         --chroma-format=*)
 410             chroma_format="$optarg"
 411             if [ $chroma_format != "420" -a $chroma_format != "422" -a $chroma_format != "444" -a $chroma_format != "all" ]; then
 412                 echo "Supplied chroma format must be 420, 422, 444 or all."
 413                 exit 1
 414             fi
 415             ;;
 416         *)
 417             echo "Unknown option $opt, ignored"
 418             ;;
 419     esac
 420 done
 421
 422 [ "$cli" = "no" -a "$shared" = "no" -a "$static" = "no" ] && die "Nothing to build. Enable cli, shared or static."
 423
 424 CC="${CC-${cross_prefix}gcc}"
 425 AR="${AR-${cross_prefix}ar}"
 426 RANLIB="${RANLIB-${cross_prefix}ranlib}"
 427 STRIP="${STRIP-${cross_prefix}strip}"
 428 INSTALL="${INSTALL-install}"
 429
 430 if [ "x$host" = x ]; then
 431     host=`${SRCPATH}/config.guess`
 432 fi
 433 # normalize a triplet into a quadruplet
 434 host=`${SRCPATH}/config.sub $host`
 435
 436 # split $host
 437 host_cpu="${host%%-*}"
 438 host="${host#*-}"
 439 host_vendor="${host%%-*}"
 440 host_os="${host#*-}"
 441
 442 # test for use of Intel Compiler
 443 if [[ $host_os = mingw* || $host_os = cygwin* ]]; then
 444     if [[ `basename "$CC"` = icl* ]]; then
 445         # Windows Intel Compiler creates dependency generation with absolute Windows paths, Cygwin's make does not support Windows paths.
 446         [[ $host_os = cygwin* ]] && die "Windows Intel Compiler support requires MSYS"
 447         compiler=ICL
 448         CFLAGS="$CFLAGS -Qstd=c99 -nologo -Qms0 -DHAVE_STRING_H -I\$(SRCPATH)/extras"
 449         QPRE="-Q"
 450         `$CC 2>&1 | grep -q IA-32` && host_cpu=i486
 451         `$CC 2>&1 | grep -q "Intel(R) 64"` && host_cpu=x86_64
 452         cpp_check "" "" "_MSC_VER >= 1400" || die "Windows Intel Compiler support requires Visual Studio 2005 or newer"
 453     fi
 454 else
 455     if [[ `basename "$CC"` = icc* ]]; then
 456         AR="xiar"
 457         compiler=ICC
 458         QPRE="-"
 459     fi
 460 fi
 461
 462 libm=""
 463 case $host_os in
 464     beos*)
 465         SYS="BEOS"
 466         define HAVE_MALLOC_H
 467         ;;
 468     darwin*)
 469         SYS="MACOSX"
 470         CFLAGS="$CFLAGS -falign-loops=16"
 471         libm="-lm"
 472         if [ "$pic" = "no" ]; then
 473             cc_check "" -mdynamic-no-pic && CFLAGS="$CFLAGS -mdynamic-no-pic"
 474         fi
 475         ;;
 476     freebsd*)
 477         SYS="FREEBSD"
 478         libm="-lm"
 479         ;;
 480     kfreebsd*-gnu)
 481         SYS="FREEBSD"
 482         define HAVE_MALLOC_H
 483         libm="-lm"
 484         ;;
 485     netbsd*)
 486         SYS="NETBSD"
 487         libm="-lm"
 488         ;;
 489     openbsd*)
 490         SYS="OPENBSD"
 491         libm="-lm"
 492         ;;
 493     *linux*)
 494         SYS="LINUX"
 495         define HAVE_MALLOC_H
 496         libm="-lm"
 497         ;;
 498     gnu*)
 499         SYS="HURD"
 500         define HAVE_MALLOC_H
 501         libm="-lm"
 502         ;;
 503     cygwin*)
 504         EXE=".exe"
 505         if cc_check "" -mno-cygwin; then
 506             CFLAGS="$CFLAGS -mno-cygwin"
 507             LDFLAGS="$LDFLAGS -mno-cygwin"
 508         fi
 509         if cpp_check "" "" "defined(__CYGWIN__)" ; then
 510             define HAVE_MALLOC_H
 511             SYS="CYGWIN"
 512         else
 513             SYS="WINDOWS"
 514             DEVNULL="NUL"
 515             LDFLAGSCLI="$LDFLAGSCLI -lshell32"
 516             RC="${RC-${cross_prefix}windres}"
 517         fi
 518         ;;
 519     mingw*)
 520         SYS="WINDOWS"
 521         EXE=".exe"
 522         DEVNULL="NUL"
 523         LDFLAGSCLI="$LDFLAGSCLI -lshell32"
 524         [ $compiler = ICL ] && RC="${RC-rc}" || RC="${RC-${cross_prefix}windres}"
 525         ;;
 526     sunos*|solaris*)
 527         SYS="SunOS"
 528         define HAVE_MALLOC_H
 529         libm="-lm"
 530         if cc_check "" /usr/lib/64/values-xpg6.o; then
 531             LDFLAGS="$LDFLAGS /usr/lib/64/values-xpg6.o"
 532         else
 533             LDFLAGS="$LDFLAGS /usr/lib/values-xpg6.o"
 534         fi
 535         if test -x /usr/ucb/install ; then
 536             INSTALL=/usr/ucb/install
 537         elif test -x /usr/bin/ginstall ; then
 538             # OpenSolaris
 539             INSTALL=/usr/bin/ginstall
 540         elif test -x /usr/gnu/bin/install ; then
 541             # OpenSolaris
 542             INSTALL=/usr/gnu/bin/install
 543         fi
 544         HAVE_GETOPT_LONG=0
 545         ;;
 546     *qnx*)
 547         SYS="QNX"
 548         define HAVE_MALLOC_H
 549         libm="-lm"
 550         HAVE_GETOPT_LONG=0
 551         CFLAGS="$CFLAGS -I\$(SRCPATH)/extras"
 552         ;;
 553     *)
 554         die "Unknown system $host, edit the configure"
 555         ;;
 556 esac
 557
 558 LDFLAGS="$LDFLAGS $libm"
 559
 560 stack_alignment=16
 561 case $host_cpu in
 562     i*86)
 563         ARCH="X86"
 564         AS="yasm"
 565         ASFLAGS="$ASFLAGS -O2"
 566         if [ $compiler = GNU ]; then
 567             if [[ "$asm" == auto && "$CFLAGS" != *-march* ]]; then
 568                 CFLAGS="$CFLAGS -march=i686"
 569             fi
 570             if [[ "$asm" == auto && "$CFLAGS" != *-mfpmath* ]]; then
 571                 CFLAGS="$CFLAGS -mfpmath=sse -msse"
 572             fi
 573             CFLAGS="-m32 $CFLAGS"
 574             LDFLAGS="-m32 $LDFLAGS"
 575         else
 576             # icc on linux has various degrees of mod16 stack support
 577             if [ $SYS = LINUX ]; then
 578                 # < 11 is completely incapable of keeping a mod16 stack
 579                 if cpp_check "" "" "__INTEL_COMPILER < 1100" ; then
 580                     stack_alignment=4
 581                 # 11 <= x < 12 is capable of keeping a mod16 stack, but defaults to not doing so.
 582                 elif cpp_check "" "" "__INTEL_COMPILER < 1200" ; then
 583                     CFLAGS="$CFLAGS -falign-stack=assume-16-byte"
 584                 fi
 585                 # >= 12 defaults to a mod16 stack
 586             fi
 587             # icl on windows has no mod16 stack support
 588             [ $SYS = WINDOWS ] && stack_alignment=4
 589         fi
 590         if [ "$SYS" = MACOSX ]; then
 591             ASFLAGS="$ASFLAGS -f macho -DPREFIX"
 592         elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
 593             ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
 594             LDFLAGS="$LDFLAGS -Wl,--large-address-aware"
 595             [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
 596             [ $compiler = GNU ] && RCFLAGS="--target=pe-i386 $RCFLAGS"
 597         else
 598             ASFLAGS="$ASFLAGS -f elf"
 599         fi
 600         ;;
 601     x86_64)
 602         ARCH="X86_64"
 603         AS="yasm"
 604         [ $compiler = GNU ] && CFLAGS="-m64 $CFLAGS" && LDFLAGS="-m64 $LDFLAGS"
 605         if [ "$SYS" = MACOSX ]; then
 606             ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
 607             if cc_check '' "-arch x86_64"; then
 608                 CFLAGS="$CFLAGS -arch x86_64"
 609                 LDFLAGS="$LDFLAGS -arch x86_64"
 610             fi
 611         elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
 612             ASFLAGS="$ASFLAGS -f win32 -m amd64"
 613             # only the GNU toolchain is inconsistent in prefixing function names with _
 614             [ $compiler = GNU ] && cc_check "" "-S" && grep -q "_main:" conftest && ASFLAGS="$ASFLAGS -DPREFIX"
 615             [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
 616             [ $compiler = GNU ] && RCFLAGS="--target=pe-x86-64 $RCFLAGS"
 617         else
 618             ASFLAGS="$ASFLAGS -f elf -m amd64"
 619         fi
 620         ;;
 621     powerpc|powerpc64)
 622         ARCH="PPC"
 623         if [ $asm = auto ] ; then
 624             define HAVE_ALTIVEC
 625             AS="${AS-${cross_prefix}gcc}"
 626             if [ $SYS = MACOSX ] ; then
 627                 CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
 628             else
 629                 CFLAGS="$CFLAGS -maltivec -mabi=altivec"
 630                 define HAVE_ALTIVEC_H
 631             fi
 632         fi
 633         ;;
 634     sparc)
 635         ARCH="SPARC"
 636         case $(uname -m) in
 637             sun4u|sun4v)
 638                 if [ $asm = auto ]; then
 639                     ARCH="UltraSPARC"
 640                     if ! echo $CFLAGS | grep -Eq '\-mcpu' ; then
 641                         CFLAGS="$CFLAGS -mcpu=ultrasparc"
 642                         LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
 643                     fi
 644                     AS="${AS-${cross_prefix}as}"
 645                     ASFLAGS="$ASFLAGS -xarch=v8plusa"
 646                 fi
 647                 ;;
 648         esac
 649         ;;
 650     mips|mipsel|mips64|mips64el)
 651         ARCH="MIPS"
 652         ;;
 653     arm*)
 654         ARCH="ARM"
 655         if [ "$SYS" = MACOSX ] ; then
 656             AS="${AS-extras/gas-preprocessor.pl $CC}"
 657             ASFLAGS="$ASFLAGS -DPREFIX -DPIC"  # apple's ld doesn't support movw/movt relocations at all
 658             # build for armv7 by default
 659             if ! echo $CFLAGS | grep -Eq '\-arch' ; then
 660                 CFLAGS="$CFLAGS -arch armv7"
 661                 LDFLAGS="$LDFLAGS -arch armv7"
 662             fi
 663         else
 664             AS="${AS-${cross_prefix}gcc}"
 665         fi
 666         ;;
 667     s390|s390x)
 668         ARCH="S390"
 669         ;;
 670     hppa*|parisc*)
 671         ARCH="PARISC"
 672         ;;
 673     ia64)
 674         ARCH="IA64"
 675         ;;
 676     alpha*)
 677         ARCH="ALPHA"
 678         ;;
 679     *)
 680         ARCH="$(echo $host_cpu | tr a-z A-Z)"
 681         ;;
 682 esac
 683
 684 if [ $SYS = WINDOWS ]; then
 685     if ! rc_check "0 RCDATA {0}" ; then
 686         RC=""
 687     fi
 688 fi
 689
 690 log_msg "x264 configure script"
 691 if [ -n "$*" ]; then
 692     msg="Command line options:"
 693     for i in $@; do
 694         msg="$msg \"$i\""
 695     done
 696     log_msg "$msg"
 697 fi
 698 log_msg ""
 699
 700 # check requirements
 701
 702 cc_check || die "No working C compiler found."
 703
 704 if [ $compiler != ICL ]; then
 705     if cc_check '' -std=gnu99 'for( int i = 0; i < 9; i++ );' ; then
 706         CFLAGS="$CFLAGS -std=gnu99"
 707     elif cc_check '' -std=c99 'for( int i = 0; i < 9; i++ );' ; then
 708         CFLAGS="$CFLAGS -std=c99 -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE"
 709     elif ! cc_check '' '' 'for( int i = 0; i < 9; i++ );' ; then
 710         die "C99 compiler is needed for compilation."
 711     fi
 712 fi
 713
 714 if [ $shared = yes -a \( $ARCH = "X86_64" -o $ARCH = "PPC" -o $ARCH = "ALPHA" -o $ARCH = "ARM" -o $ARCH = "IA64" -o $ARCH = "PARISC" -o $ARCH = "MIPS" \) ] ; then
 715     pic="yes"
 716 fi
 717
 718 if [ $asm = auto -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
 719     if ! as_check "vpmovzxwd ymm0, xmm0" ; then
 720         VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1`
 721         echo "Found $VER"
 722         echo "Minimum version is yasm-1.2.0"
 723         echo "If you really want to compile without asm, configure with --disable-asm."
 724         exit 1
 725     fi
 726     if ! cc_check '' '' '__asm__("pabsw %xmm0, %xmm0");' ; then
 727         VER=`(${cross_prefix}as --version || echo no gnu as) 2>/dev/null | head -n 1`
 728         echo "Found $VER"
 729         echo "Minimum version is binutils-2.17"
 730         echo "Your compiler can't handle inline SSSE3 asm."
 731         echo "If you really want to compile without asm, configure with --disable-asm."
 732         exit 1
 733     fi
 734     ASFLAGS="$ASFLAGS -Worphan-labels"
 735     define HAVE_MMX
 736     if [ $compiler = GNU ] && cc_check '' -mpreferred-stack-boundary=5 ; then
 737         CFLAGS="$CFLAGS -mpreferred-stack-boundary=5"
 738         stack_alignment=32
 739     fi
 740 fi
 741
 742 if [ $asm = auto -a $ARCH = ARM ] ; then
 743     # set flags so neon is built by default
 744     echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
 745
 746     if  cc_check '' '' '__asm__("rev ip, ip");' ; then      define HAVE_ARMV6
 747         cc_check '' '' '__asm__("movt r0, #0");'         && define HAVE_ARMV6T2
 748         cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
 749         ASFLAGS="$ASFLAGS $CFLAGS -c"
 750     else
 751         echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
 752         echo "If you really want to run on such a CPU, configure with --disable-asm."
 753         exit 1
 754     fi
 755 fi
 756
 757 [ $asm = no ] && AS=""
 758 [ "x$AS" = x ] && asm="no" || asm="yes"
 759
 760 define ARCH_$ARCH
 761 define SYS_$SYS
 762
 763 define STACK_ALIGNMENT $stack_alignment
 764 ASFLAGS="$ASFLAGS -DSTACK_ALIGNMENT=$stack_alignment"
 765
 766 # skip endianness check for Intel Compiler, as all supported platforms are little. the -ipo flag will also cause the check to fail
 767 if [ $compiler = GNU ]; then
 768     echo "int i[2] = {0x42494745,0}; double f[2] = {0x1.0656e6469616ep+102,0};" > conftest.c
 769     $CC $CFLAGS conftest.c -c -o conftest.o 2>/dev/null || die "endian test failed"
 770     if (${cross_prefix}strings -a conftest.o | grep -q BIGE) && (${cross_prefix}strings -a conftest.o | grep -q FPendian) ; then
 771         define WORDS_BIGENDIAN
 772     elif !(${cross_prefix}strings -a conftest.o | grep -q EGIB && ${cross_prefix}strings -a conftest.o | grep -q naidnePF) ; then
 773         die "endian test failed"
 774     fi
 775 fi
 776
 777 # autodetect options that weren't forced nor disabled
 778
 779 # pthread-win32 is lgpl, prevent its use if --disable-gpl is specified and targeting windows
 780 [ "$SYS" = "WINDOWS" -a "$gpl" = "no" -a "$thread" = "auto" ] && thread="win32"
 781
 782 libpthread=""
 783 if [ "$thread" = "auto" ]; then
 784     thread="no"
 785     case $SYS in
 786         BEOS)
 787             thread="beos"
 788             define HAVE_BEOSTHREAD
 789             ;;
 790         WINDOWS)
 791             if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
 792                 thread="posix"
 793                 libpthread="-lpthread"
 794             elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
 795                 thread="posix"
 796                 libpthread="-lpthreadGC2"
 797             elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
 798                 thread="posix"
 799                 libpthread="-lpthreadGC2 -lwsock32"
 800                 define PTW32_STATIC_LIB
 801             elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
 802                 thread="posix"
 803                 libpthread="-lpthreadGC2 -lws2_32"
 804                 define PTW32_STATIC_LIB
 805             else
 806                 # default to native threading if pthread-win32 is unavailable
 807                 thread="win32"
 808             fi
 809             ;;
 810         QNX)
 811             cc_check pthread.h -lc "pthread_create(0,0,0,0);" && thread="posix" && libpthread="-lc"
 812             ;;
 813         *)
 814             if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
 815                thread="posix"
 816                libpthread="-lpthread"
 817             else
 818                 cc_check pthread.h "" "pthread_create(0,0,0,0);" && thread="posix" && libpthread=""
 819             fi
 820             ;;
 821     esac
 822 fi
 823 if [ "$thread" = "posix" ]; then
 824     LDFLAGS="$LDFLAGS $libpthread"
 825     define HAVE_POSIXTHREAD
 826     if [ "$SYS" = "LINUX" ] && cc_check sched.h "-D_GNU_SOURCE -Werror" "cpu_set_t p_aff; return CPU_COUNT(&p_aff);" ; then
 827         define HAVE_CPU_COUNT
 828     fi
 829 fi
 830 if [ "$thread" = "win32" ]; then
 831     # cygwin does not support win32 threads
 832     if [ "$SYS" = "WINDOWS" ]; then
 833         define HAVE_WIN32THREAD
 834     else
 835         thread="no"
 836     fi
 837 fi
 838 [ "$thread" != "no" ] && define HAVE_THREAD
 839
 840 if cc_check "math.h" "-Werror" "return log2f(2);" ; then
 841     define HAVE_LOG2F
 842 fi
 843
 844 if [ "$SYS" = "LINUX" -a \( "$ARCH" = "X86" -o "$ARCH" = "X86_64" \) ] && cc_check "sys/mman.h" "" "MADV_HUGEPAGE;" ; then
 845     define HAVE_THP
 846 fi
 847
 848 if [ "$swscale" = "auto" ] ; then
 849     swscale="no"
 850     if ${cross_prefix}pkg-config --exists libswscale 2>/dev/null; then
 851         SWSCALE_LIBS="$SWSCALE_LIBS $(${cross_prefix}pkg-config --libs libswscale libavutil)"
 852         SWSCALE_CFLAGS="$SWSCALE_CFLAGS $(${cross_prefix}pkg-config --cflags libswscale libavutil)"
 853     fi
 854     [ -z "$SWSCALE_LIBS" ] && SWSCALE_LIBS="-lswscale -lavutil"
 855
 856     if cc_check "libswscale/swscale.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "sws_init_context(0,0,0);" ; then
 857         if cpp_check "libavutil/pixdesc.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "defined(AV_PIX_FMT_FLAG_RGB)" ; then
 858             swscale="yes"
 859         else
 860             echo "Warning: AV_PIX_FMT_FLAG_RGB is missing from libavutil, update for swscale support"
 861         fi
 862     fi
 863 fi
 864
 865 if [ "$lavf" = "auto" ] ; then
 866     lavf="no"
 867     if ${cross_prefix}pkg-config --exists libavformat libavcodec libswscale 2>/dev/null; then
 868         LAVF_LIBS="$LAVF_LIBS $(${cross_prefix}pkg-config --libs libavformat libavcodec libavutil libswscale)"
 869         LAVF_CFLAGS="$LAVF_CFLAGS $(${cross_prefix}pkg-config --cflags libavformat libavcodec libavutil libswscale)"
 870     fi
 871     if [ -z "$LAVF_LIBS" -a -z "$LAVF_CFLAGS" ]; then
 872         LAVF_LIBS="-lavformat"
 873         for lib in -lpostproc -lavcodec -lavcore -lswscale -lavutil -lm -lz -lbz2 $libpthread -lavifil32 -lws2_32; do
 874             cc_check "" $lib && LAVF_LIBS="$LAVF_LIBS $lib"
 875         done
 876     fi
 877     LAVF_LIBS="-L. $LAVF_LIBS"
 878     if cc_check libavformat/avformat.h "$LAVF_CFLAGS $LAVF_LIBS" "avformat_close_input(0);" ; then
 879         if [ "$swscale" = "yes" ]; then
 880             lavf="yes"
 881         else
 882             echo "Warning: libavformat is not supported without swscale support"
 883         fi
 884     fi
 885 fi
 886
 887 if [ "$ffms" = "auto" ] ; then
 888     ffms_major="2"; ffms_minor="16"; ffms_micro="2"; ffms_bump="0"
 889     ffms="no"
 890
 891     if ${cross_prefix}pkg-config --exists ffms2 2>/dev/null; then
 892         FFMS2_LIBS="$FFMS2_LIBS $(${cross_prefix}pkg-config --libs ffms2)"
 893         FFMS2_CFLAGS="$FFMS2_CFLAGS $(${cross_prefix}pkg-config --cflags ffms2)"
 894     fi
 895     [ -z "$FFMS2_LIBS" ] && FFMS2_LIBS="-lffms2"
 896
 897     if cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS" "FFMS_DestroyVideoSource(0);" ; then
 898         ffms="yes"
 899     elif cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS -lstdc++ $LAVF_LIBS" "FFMS_DestroyVideoSource(0);" ; then
 900         ffms="yes"
 901         FFMS2_LIBS="$FFMS2_LIBS -lstdc++ $LAVF_LIBS"
 902     fi
 903
 904     error="ffms must be at least version $ffms_major.$ffms_minor.$ffms_micro.$ffms_bump"
 905     if [ $ffms = "yes" ] && ! cpp_check "ffms.h" "$FFMS2_CFLAGS" "FFMS_VERSION >= (($ffms_major << 24) | ($ffms_minor << 16) | ($ffms_micro << 8) | $ffms_bump)" "$error"; then
 906        ffms="no"
 907        echo "Warning: $error"
 908     fi
 909     if [ "$ffms" = "yes" -a "$swscale" = "no" ]; then
 910         echo "Warning: ffms is not supported without swscale support"
 911         ffms="no"
 912     fi
 913 fi
 914
 915 if [ "$swscale" = "yes" ]; then
 916     LDFLAGSCLI="$SWSCALE_LIBS $LDFLAGSCLI"
 917     CFLAGS="$CFLAGS $SWSCALE_CFLAGS"
 918     define HAVE_SWSCALE
 919     if [ "$lavf" = "yes" ]; then
 920         LDFLAGSCLI="$LAVF_LIBS $LDFLAGSCLI"
 921         CFLAGS="$CFLAGS $LAVF_CFLAGS"
 922         define HAVE_LAVF
 923     fi
 924     if [ "$ffms" = "yes" ]; then
 925         LDFLAGSCLI="$FFMS2_LIBS $LDFLAGSCLI"
 926         CFLAGS="$CFLAGS $FFMS2_CFLAGS"
 927         define HAVE_FFMS
 928     fi
 929 fi
 930
 931 if [ "$lsmash" = "auto" ] ; then
 932     lsmash="no"
 933     if ${cross_prefix}pkg-config --exists liblsmash 2>/dev/null; then
 934         LSMASH_LIBS="$LSMASH_LIBS $(${cross_prefix}pkg-config --libs liblsmash)"
 935         LSMASH_CFLAGS="$LSMASH_CFLAGS $(${cross_prefix}pkg-config --cflags liblsmash)"
 936     fi
 937     [ -z "$LSMASH_LIBS" ] && LSMASH_LIBS="-llsmash"
 938
 939     if cc_check lsmash.h "$LSMASH_CFLAGS $LSMASH_LIBS" ; then
 940         if cpp_check lsmash.h "$LSMASH_CFLAGS" "LSMASH_VERSION_MAJOR > 0 || (LSMASH_VERSION_MAJOR == 0 && LSMASH_VERSION_MINOR >= 1)" ; then
 941             lsmash="yes"
 942         else
 943             echo "Warning: lsmash is too old, update to rev.751 or later"
 944         fi
 945     fi
 946 fi
 947
 948 if [ "$gpac" = "auto" -a "$lsmash" != "yes" ] ; then
 949     gpac="no"
 950     GPAC_LIBS="-lgpac_static"
 951     cc_check "" -lz && GPAC_LIBS="$GPAC_LIBS -lz"
 952     if [ "$SYS" = "WINDOWS" ] ; then
 953         cc_check "" -lws2_32 && GPAC_LIBS="$GPAC_LIBS -lws2_32"
 954         cc_check "" -lwinmm && GPAC_LIBS="$GPAC_LIBS -lwinmm"
 955     fi
 956     if cc_check gpac/isomedia.h "$GPAC_LIBS" ; then
 957         if cc_check gpac/isomedia.h "$GPAC_LIBS" "gf_isom_set_pixel_aspect_ratio(0,0,0,0,0);" ; then
 958             gpac="yes"
 959         else
 960             echo "Warning: gpac is too old, update to 2007-06-21 UTC or later"
 961         fi
 962     fi
 963 fi
 964
 965 if [ "$lsmash" = "yes" ] ; then
 966     mp4="lsmash"
 967     LDFLAGSCLI="$LSMASH_LIBS $LDFLAGSCLI"
 968     CFLAGS="$CFLAGS $LSMASH_CFLAGS"
 969     define HAVE_LSMASH
 970 elif [ "$gpac" = "yes" ] ; then
 971     mp4="gpac"
 972     define HAVE_GPAC
 973     LDFLAGSCLI="$GPAC_LIBS $LDFLAGSCLI"
 974 fi
 975
 976 if [ "$avs" = "auto" ] ; then
 977     avs="no"
 978     # cygwin can use avisynth if it can use LoadLibrary
 979     if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
 980         avs="avisynth"
 981         define HAVE_AVS
 982         define USE_AVXSYNTH 0
 983     elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
 984     # AvxSynth currently only supports Linux and OSX
 985         avs="avxsynth"
 986         define HAVE_AVS
 987         define USE_AVXSYNTH 1
 988         AVS_LIBS="-ldl"
 989         LDFLAGSCLI="$AVS_LIBS $LDFLAGSCLI"
 990     fi
 991 fi
 992
 993 cc_check "stdint.h" "" "uint32_t test_vec __attribute__ ((vector_size (16))) = {0,1,2,3};" && define HAVE_VECTOREXT
 994
 995 if [ "$pic" = "yes" ] ; then
 996     CFLAGS="$CFLAGS -fPIC"
 997     ASFLAGS="$ASFLAGS -DPIC"
 998     # resolve textrels in the x86 asm
 999     cc_check stdio.h "-shared -Wl,-Bsymbolic" && SOFLAGS="$SOFLAGS -Wl,-Bsymbolic"
1000     [ $SYS = SunOS -a "$ARCH" = "X86" ] && SOFLAGS="$SOFLAGS -mimpure-text"
1001 fi
1002
1003 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
1004     CFLAGS="$CFLAGS -fomit-frame-pointer"
1005 fi
1006
1007 if [ "$strip" = "yes" ]; then
1008     CFLAGS="$CFLAGS -s"
1009     LDFLAGS="$LDFLAGS -s"
1010 fi
1011
1012 if [ "$debug" = "yes" ]; then
1013     CFLAGS="-O1 -g $CFLAGS"
1014 elif [ $ARCH = ARM ]; then
1015     # arm-gcc-4.2 produces incorrect output with -ffast-math
1016     # and it doesn't save any speed anyway on 4.4, so disable it
1017     CFLAGS="-O3 -fno-fast-math $CFLAGS"
1018 else
1019     CFLAGS="-O3 -ffast-math $CFLAGS"
1020 fi
1021
1022 if cc_check '' -fno-tree-vectorize ; then
1023     CFLAGS="$CFLAGS -fno-tree-vectorize"
1024 fi
1025
1026 if [ $SYS = WINDOWS -a $ARCH = X86 -a $compiler = GNU ] ; then
1027     # workaround gcc/ld bug with alignment of static variables/arrays that are initialized to zero
1028     cc_check '' -fno-zero-initialized-in-bss && CFLAGS="$CFLAGS -fno-zero-initialized-in-bss"
1029 fi
1030
1031 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
1032     define fseek fseeko
1033     define ftell ftello
1034 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
1035     define fseek fseeko64
1036     define ftell ftello64
1037 elif cc_check "stdio.h" "" "_fseeki64(stdin,0,0);" ; then
1038     define fseek _fseeki64
1039     define ftell _ftelli64
1040 fi
1041
1042 if cc_check '' -Wshadow ; then
1043     CFLAGS="-Wshadow $CFLAGS"
1044 fi
1045
1046 if [ "$bit_depth" -gt "8" ]; then
1047     define HIGH_BIT_DEPTH
1048     ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=1"
1049     opencl="no"
1050 else
1051     ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=0"
1052 fi
1053
1054 if [ "$chroma_format" != "all" ]; then
1055     define CHROMA_FORMAT CHROMA_$chroma_format
1056 fi
1057
1058 ASFLAGS="$ASFLAGS -DBIT_DEPTH=$bit_depth"
1059
1060 [ $gpl = yes ] && define HAVE_GPL && x264_gpl=1 || x264_gpl=0
1061
1062 [ $interlaced = yes ] && define HAVE_INTERLACED && x264_interlaced=1 || x264_interlaced=0
1063
1064 libdl=""
1065 if [ "$opencl" = "yes" ]; then
1066     opencl="no"
1067     log_check "for perl"
1068     output=$(perl -v)
1069     if [ "$output" = "" ]; then
1070         log_fail
1071         echo 'OpenCL support requires perl to compile.'
1072         echo 'use --disable-opencl to compile without OpenCL.'
1073         exit 1
1074     fi
1075     log_ok
1076     # cygwin can use opencl if it can use LoadLibrary
1077     if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
1078         opencl="yes"
1079         define HAVE_OPENCL
1080     elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
1081         opencl="yes"
1082         define HAVE_OPENCL
1083         libdl="-ldl"
1084     fi
1085     LDFLAGS="$LDFLAGS $libdl"
1086 fi
1087
1088 #define undefined vars as 0
1089 for var in $CONFIG_HAVE; do
1090     grep -q "HAVE_$var 1" config.h || define HAVE_$var 0
1091 done
1092
1093 if [ $compiler = ICL ]; then
1094     AR="xilib -nologo -out:"
1095     DEPMM=-QMM
1096     DEPMT=-QMT
1097     HAVE_GETOPT_LONG=0
1098     LD="xilink -out:"
1099     LDFLAGS="-nologo -incremental:no $(icl_ldflags $LDFLAGS)"
1100     LDFLAGSCLI="$(icl_ldflags $LDFLAGSCLI)"
1101     LIBX264=libx264.lib
1102     RANLIB=
1103     [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -I\$(SRCPATH)/extras -fo"
1104     STRIP=
1105     if [ $debug = yes ]; then
1106         LDFLAGS="-debug $LDFLAGS"
1107         CFLAGS="-D_DEBUG $CFLAGS"
1108     else
1109         CFLAGS="-DNDEBUG $CFLAGS"
1110     fi
1111 else
1112     AR="$AR rc "
1113     DEPMM="-MM -g0"
1114     DEPMT="-MT"
1115     LD="$CC -o "
1116     LIBX264=libx264.a
1117     [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -o "
1118 fi
1119 if [ $compiler = GNU ]; then
1120     PROF_GEN_CC="-fprofile-generate"
1121     PROF_GEN_LD="-fprofile-generate"
1122     PROF_USE_CC="-fprofile-use"
1123     PROF_USE_LD="-fprofile-use"
1124 else
1125     CFLAGS="$(intel_cflags $CFLAGS)"
1126     # icc does not define __SSE__ until SSE2 optimization and icl never defines it or _M_IX86_FP
1127     [ \( $ARCH = X86_64 -o $ARCH = X86 \) -a $asm = yes ] && ! cpp_check "" "" "defined(__SSE__)" && define __SSE__
1128     PROF_GEN_CC="${QPRE}prof-gen ${QPRE}prof-dir."
1129     PROF_GEN_LD=
1130     PROF_USE_CC="${QPRE}prof-use ${QPRE}prof-dir."
1131     PROF_USE_LD=
1132 fi
1133
1134 rm -f conftest*
1135
1136 # generate exported config file
1137
1138 config_chroma_format="X264_CSP_I$chroma_format"
1139 [ "$config_chroma_format" == "X264_CSP_Iall" ] && config_chroma_format="0"
1140 cat > x264_config.h << EOF
1141 #define X264_BIT_DEPTH     $bit_depth
1142 #define X264_GPL           $x264_gpl
1143 #define X264_INTERLACED    $x264_interlaced
1144 #define X264_CHROMA_FORMAT $config_chroma_format
1145 EOF
1146
1147 # generate config files
1148
1149 cat > config.mak << EOF
1150 SRCPATH=$SRCPATH
1151 prefix=$prefix
1152 exec_prefix=$exec_prefix
1153 bindir=$bindir
1154 libdir=$libdir
1155 includedir=$includedir
1156 ARCH=$ARCH
1157 SYS=$SYS
1158 CC=$CC
1159 CFLAGS=$CFLAGS
1160 DEPMM=$DEPMM
1161 DEPMT=$DEPMT
1162 LD=$LD
1163 LDFLAGS=$LDFLAGS
1164 LIBX264=$LIBX264
1165 AR=$AR
1166 RANLIB=$RANLIB
1167 STRIP=$STRIP
1168 INSTALL=$INSTALL
1169 AS=$AS
1170 ASFLAGS=$ASFLAGS
1171 RC=$RC
1172 RCFLAGS=$RCFLAGS
1173 EXE=$EXE
1174 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
1175 DEVNULL=$DEVNULL
1176 PROF_GEN_CC=$PROF_GEN_CC
1177 PROF_GEN_LD=$PROF_GEN_LD
1178 PROF_USE_CC=$PROF_USE_CC
1179 PROF_USE_LD=$PROF_USE_LD
1180 HAVE_OPENCL=$opencl
1181 EOF
1182
1183 if [ $compiler = ICL ]; then
1184     echo '%.o: %.c' >> config.mak
1185     echo '      $(CC) $(CFLAGS) -c -Fo$@ $<' >> config.mak
1186 fi
1187
1188 if [ "$cli" = "yes" ]; then
1189     echo 'default: cli' >> config.mak
1190     echo 'install: install-cli' >> config.mak
1191 fi
1192
1193 if [ "$shared" = "yes" ]; then
1194     API=$(grep '#define X264_BUILD' < ${SRCPATH}/x264.h | cut -f 3 -d ' ')
1195     if [ "$SYS" = "WINDOWS" -o "$SYS" = "CYGWIN" ]; then
1196         echo "SONAME=libx264-$API.dll" >> config.mak
1197         if [ $compiler = ICL ]; then
1198             echo 'IMPLIBNAME=libx264.dll.lib' >> config.mak
1199             # GNU ld on windows defaults to exporting all global functions if there are no explicit __declspec(dllexport) declarations
1200             # MSVC link does not act similarly, so it is required to make an export definition out of x264.h and use it at link time
1201             echo "SOFLAGS=-dll -def:x264.def -implib:\$(IMPLIBNAME) $SOFLAGS" >> config.mak
1202             echo "EXPORTS" > x264.def
1203             # export API functions
1204             grep "^\(int\|void\|x264_t\).*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264.*\)(.*/\1/;s/open/open_$API/g" >> x264.def
1205             # export API variables/data. must be flagged with the DATA keyword
1206             grep "extern.*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264\w*\)\W.*/\1 DATA/;" >> x264.def
1207         else
1208             echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
1209             echo "SOFLAGS=-shared -Wl,--out-implib,\$(IMPLIBNAME) -Wl,--enable-auto-image-base $SOFLAGS" >> config.mak
1210         fi
1211     elif [ "$SYS" = "MACOSX" ]; then
1212         echo "SOSUFFIX=dylib" >> config.mak
1213         echo "SONAME=libx264.$API.dylib" >> config.mak
1214         echo "SOFLAGS=-shared -dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name \$(DESTDIR)\$(libdir)/\$(SONAME) $SOFLAGS" >> config.mak
1215     elif [ "$SYS" = "SunOS" ]; then
1216         echo "SOSUFFIX=so" >> config.mak
1217         echo "SONAME=libx264.so.$API" >> config.mak
1218         echo "SOFLAGS=-shared -Wl,-h,\$(SONAME) $SOFLAGS" >> config.mak
1219     else
1220         echo "SOSUFFIX=so" >> config.mak
1221         echo "SONAME=libx264.so.$API" >> config.mak
1222         echo "SOFLAGS=-shared -Wl,-soname,\$(SONAME) $SOFLAGS" >> config.mak
1223     fi
1224     echo 'default: lib-shared' >> config.mak
1225     echo 'install: install-lib-shared' >> config.mak
1226 fi
1227
1228 if [ "$static" = "yes" ]; then
1229     echo 'default: lib-static' >> config.mak
1230     echo 'install: install-lib-static' >> config.mak
1231 fi
1232
1233 if [ "$cli_libx264" = "system" ] ; then
1234     if [ "$shared" = "yes" ]; then
1235         CLI_LIBX264='$(SONAME)'
1236     elif ${cross_prefix}pkg-config --exists x264 2>/dev/null; then
1237         LDFLAGSCLI="$LDFLAGSCLI $(${cross_prefix}pkg-config --libs x264)"
1238         CLI_LIBX264=
1239     else
1240         die "Can not find system libx264"
1241     fi
1242 else
1243     CLI_LIBX264='$(LIBX264)'
1244 fi
1245 echo "LDFLAGSCLI = $LDFLAGSCLI" >> config.mak
1246 echo "CLI_LIBX264 = $CLI_LIBX264" >> config.mak
1247
1248 ${SRCPATH}/version.sh "${SRCPATH}" >> x264_config.h
1249
1250 cat > x264.pc << EOF
1251 prefix=$prefix
1252 exec_prefix=$exec_prefix
1253 libdir=$libdir
1254 includedir=$includedir
1255
1256 Name: x264
1257 Description: H.264 (MPEG4 AVC) encoder library
1258 Version: $(grep POINTVER < x264_config.h | sed -e 's/.* "//; s/".*//')
1259 Libs: -L$libdir -lx264 $([ "$shared" = "yes" ] || echo $libpthread $libm $libdl)
1260 Libs.private: $([ "$shared" = "yes" ] && echo $libpthread $libm $libdl)
1261 Cflags: -I$includedir
1262 EOF
1263
1264 filters="crop select_every"
1265 gpl_filters=""
1266 [ $swscale = yes ] && filters="resize $filters"
1267 [ $gpl = yes ] && filters="$filters $gpl_filters"
1268
1269 cat > conftest.log <<EOF
1270 platform:      $ARCH
1271 system:        $SYS
1272 cli:           $cli
1273 libx264:       $cli_libx264
1274 shared:        $shared
1275 static:        $static
1276 asm:           $asm
1277 interlaced:    $interlaced
1278 avs:           $avs
1279 lavf:          $lavf
1280 ffms:          $ffms
1281 mp4:           $mp4
1282 gpl:           $gpl
1283 thread:        $thread
1284 opencl:        $opencl
1285 filters:       $filters
1286 debug:         $debug
1287 gprof:         $gprof
1288 strip:         $strip
1289 PIC:           $pic
1290 bit depth:     $bit_depth
1291 chroma format: $chroma_format
1292 EOF
1293
1294 echo >> config.log
1295 cat conftest.log >> config.log
1296 cat conftest.log
1297 rm conftest.log
1298
1299 [ "$SRCPATH" != "." ] && ln -sf ${SRCPATH}/Makefile ./Makefile
1300 mkdir -p common/{arm,ppc,sparc,x86} encoder extras filters/video input output tools
1301
1302 echo
1303 echo "You can run 'make' or 'make fprofiled' now."
1304