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 aligned_stack=1
 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 [ $SYS = LINUX ]; then
 578                 # < 11 is completely incapable of keeping a mod16 stack
 579                 if cpp_check "" "" "__INTEL_COMPILER < 1100" ; then
 580                     define BROKEN_STACK_ALIGNMENT
 581                     aligned_stack=0
 582                 # 11 <= x < 12 is capable of keeping a mod16 stack, but defaults to not doing so.
 583                 elif cpp_check "" "" "__INTEL_COMPILER < 1200" ; then
 584                     CFLAGS="$CFLAGS -falign-stack=assume-16-byte"
 585                 fi
 586                 # >= 12 defaults to a mod16 stack
 587             fi
 588             # icl on windows has no mod16 stack support
 589             [ $SYS = WINDOWS ] && define BROKEN_STACK_ALIGNMENT && aligned_stack=0
 590         fi
 591         if [ "$SYS" = MACOSX ]; then
 592             ASFLAGS="$ASFLAGS -f macho -DPREFIX"
 593         elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
 594             ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
 595             LDFLAGS="$LDFLAGS -Wl,--large-address-aware"
 596             [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
 597             [ $compiler = GNU ] && RCFLAGS="--target=pe-i386 $RCFLAGS"
 598         else
 599             ASFLAGS="$ASFLAGS -f elf"
 600         fi
 601         ;;
 602     x86_64)
 603         ARCH="X86_64"
 604         AS="yasm"
 605         [ $compiler = GNU ] && CFLAGS="-m64 $CFLAGS" && LDFLAGS="-m64 $LDFLAGS"
 606         if [ "$SYS" = MACOSX ]; then
 607             ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
 608             if cc_check '' "-arch x86_64"; then
 609                 CFLAGS="$CFLAGS -arch x86_64"
 610                 LDFLAGS="$LDFLAGS -arch x86_64"
 611             fi
 612         elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
 613             ASFLAGS="$ASFLAGS -f win32 -m amd64"
 614             # only the GNU toolchain is inconsistent in prefixing function names with _
 615             [ $compiler = GNU ] && cc_check "" "-S" && grep -q "_main:" conftest && ASFLAGS="$ASFLAGS -DPREFIX"
 616             [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
 617             [ $compiler = GNU ] && RCFLAGS="--target=pe-x86-64 $RCFLAGS"
 618         else
 619             ASFLAGS="$ASFLAGS -f elf -m amd64"
 620         fi
 621         ;;
 622     powerpc|powerpc64)
 623         ARCH="PPC"
 624         if [ $asm = auto ] ; then
 625             define HAVE_ALTIVEC
 626             AS="${AS-${cross_prefix}gcc}"
 627             if [ $SYS = MACOSX ] ; then
 628                 CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
 629             else
 630                 CFLAGS="$CFLAGS -maltivec -mabi=altivec"
 631                 define HAVE_ALTIVEC_H
 632             fi
 633         fi
 634         ;;
 635     sparc)
 636         ARCH="SPARC"
 637         case $(uname -m) in
 638             sun4u|sun4v)
 639                 if [ $asm = auto ]; then
 640                     ARCH="UltraSPARC"
 641                     if ! echo $CFLAGS | grep -Eq '\-mcpu' ; then
 642                         CFLAGS="$CFLAGS -mcpu=ultrasparc"
 643                         LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
 644                     fi
 645                     AS="${AS-${cross_prefix}as}"
 646                     ASFLAGS="$ASFLAGS -xarch=v8plusa"
 647                 fi
 648                 ;;
 649         esac
 650         ;;
 651     mips|mipsel|mips64|mips64el)
 652         ARCH="MIPS"
 653         ;;
 654     arm*)
 655         ARCH="ARM"
 656         if [ "$SYS" = MACOSX ] ; then
 657             AS="${AS-extras/gas-preprocessor.pl $CC}"
 658             ASFLAGS="$ASFLAGS -DPREFIX -DPIC"  # apple's ld doesn't support movw/movt relocations at all
 659             # build for armv7 by default
 660             if ! echo $CFLAGS | grep -Eq '\-arch' ; then
 661                 CFLAGS="$CFLAGS -arch armv7"
 662                 LDFLAGS="$LDFLAGS -arch armv7"
 663             fi
 664         else
 665             AS="${AS-${cross_prefix}gcc}"
 666         fi
 667         ;;
 668     s390|s390x)
 669         ARCH="S390"
 670         ;;
 671     hppa*|parisc*)
 672         ARCH="PARISC"
 673         ;;
 674     ia64)
 675         ARCH="IA64"
 676         ;;
 677     alpha*)
 678         ARCH="ALPHA"
 679         ;;
 680     *)
 681         ARCH="$(echo $host_cpu | tr a-z A-Z)"
 682         ;;
 683 esac
 684 ASFLAGS="$ASFLAGS -DHAVE_ALIGNED_STACK=${aligned_stack}"
 685
 686 if [ $SYS = WINDOWS ]; then
 687     if ! rc_check "0 RCDATA {0}" ; then
 688         RC=""
 689     fi
 690 fi
 691
 692 log_msg "x264 configure script"
 693 if [ -n "$*" ]; then
 694     msg="Command line options:"
 695     for i in $@; do
 696         msg="$msg \"$i\""
 697     done
 698     log_msg "$msg"
 699 fi
 700 log_msg ""
 701
 702 # check requirements
 703
 704 cc_check || die "No working C compiler found."
 705
 706 if [ $compiler != ICL ]; then
 707     if cc_check '' -std=gnu99 'for( int i = 0; i < 9; i++ );' ; then
 708         CFLAGS="$CFLAGS -std=gnu99"
 709     elif cc_check '' -std=c99 'for( int i = 0; i < 9; i++ );' ; then
 710         CFLAGS="$CFLAGS -std=c99 -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE"
 711     elif ! cc_check '' '' 'for( int i = 0; i < 9; i++ );' ; then
 712         die "C99 compiler is needed for compilation."
 713     fi
 714 fi
 715
 716 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
 717     pic="yes"
 718 fi
 719
 720 if [ $asm = auto -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
 721     if ! as_check "vpmovzxwd ymm0, xmm0" ; then
 722         VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1`
 723         echo "Found $VER"
 724         echo "Minimum version is yasm-1.2.0"
 725         echo "If you really want to compile without asm, configure with --disable-asm."
 726         exit 1
 727     fi
 728     if ! cc_check '' '' '__asm__("pabsw %xmm0, %xmm0");' ; then
 729         VER=`(${cross_prefix}as --version || echo no gnu as) 2>/dev/null | head -n 1`
 730         echo "Found $VER"
 731         echo "Minimum version is binutils-2.17"
 732         echo "Your compiler can't handle inline SSSE3 asm."
 733         echo "If you really want to compile without asm, configure with --disable-asm."
 734         exit 1
 735     fi
 736     ASFLAGS="$ASFLAGS -Worphan-labels"
 737     define HAVE_MMX
 738     if cc_check '' -mpreferred-stack-boundary=5 ; then
 739         CFLAGS="$CFLAGS -mpreferred-stack-boundary=5"
 740         define HAVE_32B_STACK_ALIGNMENT
 741     fi
 742 fi
 743
 744 if [ $asm = auto -a $ARCH = ARM ] ; then
 745     # set flags so neon is built by default
 746     echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
 747
 748     if  cc_check '' '' '__asm__("rev ip, ip");' ; then      define HAVE_ARMV6
 749         cc_check '' '' '__asm__("movt r0, #0");'         && define HAVE_ARMV6T2
 750         cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
 751         ASFLAGS="$ASFLAGS $CFLAGS -c"
 752     else
 753         echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
 754         echo "If you really want to run on such a CPU, configure with --disable-asm."
 755         exit 1
 756     fi
 757 fi
 758
 759 [ $asm = no ] && AS=""
 760 [ "x$AS" = x ] && asm="no" || asm="yes"
 761
 762 define ARCH_$ARCH
 763 define SYS_$SYS
 764
 765 # skip endianness check for Intel Compiler, as all supported platforms are little. the -ipo flag will also cause the check to fail
 766 if [ $compiler = GNU ]; then
 767     echo "int i[2] = {0x42494745,0}; double f[2] = {0x1.0656e6469616ep+102,0};" > conftest.c
 768     $CC $CFLAGS conftest.c -c -o conftest.o 2>/dev/null || die "endian test failed"
 769     if (${cross_prefix}strings -a conftest.o | grep -q BIGE) && (${cross_prefix}strings -a conftest.o | grep -q FPendian) ; then
 770         define WORDS_BIGENDIAN
 771     elif !(${cross_prefix}strings -a conftest.o | grep -q EGIB && ${cross_prefix}strings -a conftest.o | grep -q naidnePF) ; then
 772         die "endian test failed"
 773     fi
 774 fi
 775
 776 # autodetect options that weren't forced nor disabled
 777
 778 # pthread-win32 is lgpl, prevent its use if --disable-gpl is specified and targeting windows
 779 [ "$SYS" = "WINDOWS" -a "$gpl" = "no" -a "$thread" = "auto" ] && thread="win32"
 780
 781 libpthread=""
 782 if [ "$thread" = "auto" ]; then
 783     thread="no"
 784     case $SYS in
 785         BEOS)
 786             thread="beos"
 787             define HAVE_BEOSTHREAD
 788             ;;
 789         WINDOWS)
 790             if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
 791                 thread="posix"
 792                 libpthread="-lpthread"
 793             elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
 794                 thread="posix"
 795                 libpthread="-lpthreadGC2"
 796             elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
 797                 thread="posix"
 798                 libpthread="-lpthreadGC2 -lwsock32"
 799                 define PTW32_STATIC_LIB
 800             elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
 801                 thread="posix"
 802                 libpthread="-lpthreadGC2 -lws2_32"
 803                 define PTW32_STATIC_LIB
 804             else
 805                 # default to native threading if pthread-win32 is unavailable
 806                 thread="win32"
 807             fi
 808             ;;
 809         QNX)
 810             cc_check pthread.h -lc "pthread_create(0,0,0,0);" && thread="posix" && libpthread="-lc"
 811             ;;
 812         *)
 813             if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
 814                thread="posix"
 815                libpthread="-lpthread"
 816             else
 817                 cc_check pthread.h "" "pthread_create(0,0,0,0);" && thread="posix" && libpthread=""
 818             fi
 819             ;;
 820     esac
 821 fi
 822 if [ "$thread" = "posix" ]; then
 823     LDFLAGS="$LDFLAGS $libpthread"
 824     define HAVE_POSIXTHREAD
 825     if [ "$SYS" = "LINUX" ] && cc_check sched.h "-D_GNU_SOURCE -Werror" "cpu_set_t p_aff; return CPU_COUNT(&p_aff);" ; then
 826         define HAVE_CPU_COUNT
 827     fi
 828 fi
 829 if [ "$thread" = "win32" ]; then
 830     # cygwin does not support win32 threads
 831     if [ "$SYS" = "WINDOWS" ]; then
 832         define HAVE_WIN32THREAD
 833     else
 834         thread="no"
 835     fi
 836 fi
 837 [ "$thread" != "no" ] && define HAVE_THREAD
 838
 839 if cc_check "math.h" "-Werror" "return log2f(2);" ; then
 840     define HAVE_LOG2F
 841 fi
 842
 843 if [ "$SYS" = "LINUX" -a \( "$ARCH" = "X86" -o "$ARCH" = "X86_64" \) ] && cc_check "sys/mman.h" "" "MADV_HUGEPAGE;" ; then
 844     define HAVE_THP
 845 fi
 846
 847 if [ "$swscale" = "auto" ] ; then
 848     swscale="no"
 849     if ${cross_prefix}pkg-config --exists libswscale 2>/dev/null; then
 850         SWSCALE_LIBS="$SWSCALE_LIBS $(${cross_prefix}pkg-config --libs libswscale libavutil)"
 851         SWSCALE_CFLAGS="$SWSCALE_CFLAGS $(${cross_prefix}pkg-config --cflags libswscale libavutil)"
 852     fi
 853     [ -z "$SWSCALE_LIBS" ] && SWSCALE_LIBS="-lswscale -lavutil"
 854
 855     if cc_check "libswscale/swscale.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "sws_init_context(0,0,0);" ; then
 856         if cpp_check "libavutil/pixdesc.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "defined(AV_PIX_FMT_FLAG_RGB)" ; then
 857             swscale="yes"
 858         else
 859             echo "Warning: AV_PIX_FMT_FLAG_RGB is missing from libavutil, update for swscale support"
 860         fi
 861     fi
 862 fi
 863
 864 if [ "$lavf" = "auto" ] ; then
 865     lavf="no"
 866     if ${cross_prefix}pkg-config --exists libavformat libavcodec libswscale 2>/dev/null; then
 867         LAVF_LIBS="$LAVF_LIBS $(${cross_prefix}pkg-config --libs libavformat libavcodec libavutil libswscale)"
 868         LAVF_CFLAGS="$LAVF_CFLAGS $(${cross_prefix}pkg-config --cflags libavformat libavcodec libavutil libswscale)"
 869     fi
 870     if [ -z "$LAVF_LIBS" -a -z "$LAVF_CFLAGS" ]; then
 871         LAVF_LIBS="-lavformat"
 872         for lib in -lpostproc -lavcodec -lavcore -lswscale -lavutil -lm -lz -lbz2 $libpthread -lavifil32 -lws2_32; do
 873             cc_check "" $lib && LAVF_LIBS="$LAVF_LIBS $lib"
 874         done
 875     fi
 876     LAVF_LIBS="-L. $LAVF_LIBS"
 877     if cc_check libavformat/avformat.h "$LAVF_CFLAGS $LAVF_LIBS" "avformat_close_input(0);" ; then
 878         if [ "$swscale" = "yes" ]; then
 879             lavf="yes"
 880         else
 881             echo "Warning: libavformat is not supported without swscale support"
 882         fi
 883     fi
 884 fi
 885
 886 if [ "$ffms" = "auto" ] ; then
 887     ffms_major="2"; ffms_minor="16"; ffms_micro="2"; ffms_bump="0"
 888     ffms="no"
 889
 890     if ${cross_prefix}pkg-config --exists ffms2 2>/dev/null; then
 891         FFMS2_LIBS="$FFMS2_LIBS $(${cross_prefix}pkg-config --libs ffms2)"
 892         FFMS2_CFLAGS="$FFMS2_CFLAGS $(${cross_prefix}pkg-config --cflags ffms2)"
 893     fi
 894     [ -z "$FFMS2_LIBS" ] && FFMS2_LIBS="-lffms2"
 895
 896     if cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS" "FFMS_DestroyVideoSource(0);" ; then
 897         ffms="yes"
 898     elif cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS -lstdc++ $LAVF_LIBS" "FFMS_DestroyVideoSource(0);" ; then
 899         ffms="yes"
 900         FFMS2_LIBS="$FFMS2_LIBS -lstdc++ $LAVF_LIBS"
 901     fi
 902
 903     error="ffms must be at least version $ffms_major.$ffms_minor.$ffms_micro.$ffms_bump"
 904     if [ $ffms = "yes" ] && ! cpp_check "ffms.h" "$FFMS2_CFLAGS" "FFMS_VERSION >= (($ffms_major << 24) | ($ffms_minor << 16) | ($ffms_micro << 8) | $ffms_bump)" "$error"; then
 905        ffms="no"
 906        echo "Warning: $error"
 907     fi
 908     if [ "$ffms" = "yes" -a "$swscale" = "no" ]; then
 909         echo "Warning: ffms is not supported without swscale support"
 910         ffms="no"
 911     fi
 912 fi
 913
 914 if [ "$swscale" = "yes" ]; then
 915     LDFLAGSCLI="$SWSCALE_LIBS $LDFLAGSCLI"
 916     CFLAGS="$CFLAGS $SWSCALE_CFLAGS"
 917     define HAVE_SWSCALE
 918     if [ "$lavf" = "yes" ]; then
 919         LDFLAGSCLI="$LAVF_LIBS $LDFLAGSCLI"
 920         CFLAGS="$CFLAGS $LAVF_CFLAGS"
 921         define HAVE_LAVF
 922     fi
 923     if [ "$ffms" = "yes" ]; then
 924         LDFLAGSCLI="$FFMS2_LIBS $LDFLAGSCLI"
 925         CFLAGS="$CFLAGS $FFMS2_CFLAGS"
 926         define HAVE_FFMS
 927     fi
 928 fi
 929
 930 if [ "$lsmash" = "auto" ] ; then
 931     lsmash="no"
 932     if ${cross_prefix}pkg-config --exists liblsmash 2>/dev/null; then
 933         LSMASH_LIBS="$LSMASH_LIBS $(${cross_prefix}pkg-config --libs liblsmash)"
 934         LSMASH_CFLAGS="$LSMASH_CFLAGS $(${cross_prefix}pkg-config --cflags liblsmash)"
 935     fi
 936     [ -z "$LSMASH_LIBS" ] && LSMASH_LIBS="-llsmash"
 937
 938     if cc_check lsmash.h "$LSMASH_CFLAGS $LSMASH_LIBS" ; then
 939         if cpp_check lsmash.h "$LSMASH_CFLAGS" "LSMASH_VERSION_MAJOR > 0 || (LSMASH_VERSION_MAJOR == 0 && LSMASH_VERSION_MINOR >= 1)" ; then
 940             lsmash="yes"
 941         else
 942             echo "Warning: lsmash is too old, update to rev.751 or later"
 943         fi
 944     fi
 945 fi
 946
 947 if [ "$gpac" = "auto" -a "$lsmash" != "yes" ] ; then
 948     gpac="no"
 949     GPAC_LIBS="-lgpac_static"
 950     cc_check "" -lz && GPAC_LIBS="$GPAC_LIBS -lz"
 951     if [ "$SYS" = "WINDOWS" ] ; then
 952         cc_check "" -lws2_32 && GPAC_LIBS="$GPAC_LIBS -lws2_32"
 953         cc_check "" -lwinmm && GPAC_LIBS="$GPAC_LIBS -lwinmm"
 954     fi
 955     if cc_check gpac/isomedia.h "$GPAC_LIBS" ; then
 956         if cc_check gpac/isomedia.h "$GPAC_LIBS" "gf_isom_set_pixel_aspect_ratio(0,0,0,0,0);" ; then
 957             gpac="yes"
 958         else
 959             echo "Warning: gpac is too old, update to 2007-06-21 UTC or later"
 960         fi
 961     fi
 962 fi
 963
 964 if [ "$lsmash" = "yes" ] ; then
 965     mp4="lsmash"
 966     LDFLAGSCLI="$LSMASH_LIBS $LDFLAGSCLI"
 967     CFLAGS="$CFLAGS $LSMASH_CFLAGS"
 968     define HAVE_LSMASH
 969 elif [ "$gpac" = "yes" ] ; then
 970     mp4="gpac"
 971     define HAVE_GPAC
 972     LDFLAGSCLI="$GPAC_LIBS $LDFLAGSCLI"
 973 fi
 974
 975 if [ "$avs" = "auto" ] ; then
 976     avs="no"
 977     # cygwin can use avisynth if it can use LoadLibrary
 978     if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
 979         avs="avisynth"
 980         define HAVE_AVS
 981         define USE_AVXSYNTH 0
 982     elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
 983     # AvxSynth currently only supports Linux and OSX
 984         avs="avxsynth"
 985         define HAVE_AVS
 986         define USE_AVXSYNTH 1
 987         AVS_LIBS="-ldl"
 988         LDFLAGSCLI="$AVS_LIBS $LDFLAGSCLI"
 989     fi
 990 fi
 991
 992 cc_check "stdint.h" "" "uint32_t test_vec __attribute__ ((vector_size (16))) = {0,1,2,3};" && define HAVE_VECTOREXT
 993
 994 if [ "$pic" = "yes" ] ; then
 995     CFLAGS="$CFLAGS -fPIC"
 996     ASFLAGS="$ASFLAGS -DPIC"
 997     # resolve textrels in the x86 asm
 998     cc_check stdio.h "-shared -Wl,-Bsymbolic" && SOFLAGS="$SOFLAGS -Wl,-Bsymbolic"
 999     [ $SYS = SunOS -a "$ARCH" = "X86" ] && SOFLAGS="$SOFLAGS -mimpure-text"
1000 fi
1001
1002 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
1003     CFLAGS="$CFLAGS -fomit-frame-pointer"
1004 fi
1005
1006 if [ "$strip" = "yes" ]; then
1007     CFLAGS="$CFLAGS -s"
1008     LDFLAGS="$LDFLAGS -s"
1009 fi
1010
1011 if [ "$debug" = "yes" ]; then
1012     CFLAGS="-O1 -g $CFLAGS"
1013 elif [ $ARCH = ARM ]; then
1014     # arm-gcc-4.2 produces incorrect output with -ffast-math
1015     # and it doesn't save any speed anyway on 4.4, so disable it
1016     CFLAGS="-O3 -fno-fast-math $CFLAGS"
1017 else
1018     CFLAGS="-O3 -ffast-math $CFLAGS"
1019 fi
1020
1021 if cc_check '' -fno-tree-vectorize ; then
1022     CFLAGS="$CFLAGS -fno-tree-vectorize"
1023 fi
1024
1025 if [ $SYS = WINDOWS -a $ARCH = X86 -a $compiler = GNU ] ; then
1026     # workaround gcc/ld bug with alignment of static variables/arrays that are initialized to zero
1027     cc_check '' -fno-zero-initialized-in-bss && CFLAGS="$CFLAGS -fno-zero-initialized-in-bss"
1028 fi
1029
1030 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
1031     define fseek fseeko
1032     define ftell ftello
1033 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
1034     define fseek fseeko64
1035     define ftell ftello64
1036 elif cc_check "stdio.h" "" "_fseeki64(stdin,0,0);" ; then
1037     define fseek _fseeki64
1038     define ftell _ftelli64
1039 fi
1040
1041 if cc_check '' -Wshadow ; then
1042     CFLAGS="-Wshadow $CFLAGS"
1043 fi
1044
1045 if [ "$bit_depth" -gt "8" ]; then
1046     define HIGH_BIT_DEPTH
1047     ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=1"
1048     opencl="no"
1049 else
1050     ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=0"
1051 fi
1052
1053 if [ "$chroma_format" != "all" ]; then
1054     define CHROMA_FORMAT CHROMA_$chroma_format
1055 fi
1056
1057 ASFLAGS="$ASFLAGS -DBIT_DEPTH=$bit_depth"
1058
1059 [ $gpl = yes ] && define HAVE_GPL && x264_gpl=1 || x264_gpl=0
1060
1061 [ $interlaced = yes ] && define HAVE_INTERLACED && x264_interlaced=1 || x264_interlaced=0
1062
1063 libdl=""
1064 if [ "$opencl" = "yes" ]; then
1065     opencl="no"
1066     log_check "for perl"
1067     output=$(perl -v)
1068     if [ "$output" = "" ]; then
1069         log_fail
1070         echo 'OpenCL support requires perl to compile.'
1071         echo 'use --disable-opencl to compile without OpenCL.'
1072         exit 1
1073     fi
1074     log_ok
1075     # cygwin can use opencl if it can use LoadLibrary
1076     if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
1077         opencl="yes"
1078         define HAVE_OPENCL
1079     elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
1080         opencl="yes"
1081         define HAVE_OPENCL
1082         libdl="-ldl"
1083     fi
1084     LDFLAGS="$LDFLAGS $libdl"
1085 fi
1086
1087 #define undefined vars as 0
1088 for var in $CONFIG_HAVE; do
1089     grep -q "HAVE_$var 1" config.h || define HAVE_$var 0
1090 done
1091
1092 if [ $compiler = ICL ]; then
1093     AR="xilib -nologo -out:"
1094     DEPMM=-QMM
1095     DEPMT=-QMT
1096     HAVE_GETOPT_LONG=0
1097     LD="xilink -out:"
1098     LDFLAGS="-nologo -incremental:no $(icl_ldflags $LDFLAGS)"
1099     LDFLAGSCLI="$(icl_ldflags $LDFLAGSCLI)"
1100     LIBX264=libx264.lib
1101     RANLIB=
1102     [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -I\$(SRCPATH)/extras -fo"
1103     STRIP=
1104     if [ $debug = yes ]; then
1105         LDFLAGS="-debug $LDFLAGS"
1106         CFLAGS="-D_DEBUG $CFLAGS"
1107     else
1108         CFLAGS="-DNDEBUG $CFLAGS"
1109     fi
1110 else
1111     AR="$AR rc "
1112     DEPMM="-MM -g0"
1113     DEPMT="-MT"
1114     LD="$CC -o "
1115     LIBX264=libx264.a
1116     [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -o "
1117 fi
1118 if [ $compiler = GNU ]; then
1119     PROF_GEN_CC="-fprofile-generate"
1120     PROF_GEN_LD="-fprofile-generate"
1121     PROF_USE_CC="-fprofile-use"
1122     PROF_USE_LD="-fprofile-use"
1123 else
1124     CFLAGS="$(intel_cflags $CFLAGS)"
1125     # icc does not define __SSE__ until SSE2 optimization and icl never defines it or _M_IX86_FP
1126     [ \( $ARCH = X86_64 -o $ARCH = X86 \) -a $asm = yes ] && ! cpp_check "" "" "defined(__SSE__)" && define __SSE__
1127     PROF_GEN_CC="${QPRE}prof-gen ${QPRE}prof-dir."
1128     PROF_GEN_LD=
1129     PROF_USE_CC="${QPRE}prof-use ${QPRE}prof-dir."
1130     PROF_USE_LD=
1131 fi
1132
1133 rm -f conftest*
1134
1135 # generate exported config file
1136
1137 config_chroma_format="X264_CSP_I$chroma_format"
1138 [ "$config_chroma_format" == "X264_CSP_Iall" ] && config_chroma_format="0"
1139 cat > x264_config.h << EOF
1140 #define X264_BIT_DEPTH     $bit_depth
1141 #define X264_GPL           $x264_gpl
1142 #define X264_INTERLACED    $x264_interlaced
1143 #define X264_CHROMA_FORMAT $config_chroma_format
1144 EOF
1145
1146 # generate config files
1147
1148 cat > config.mak << EOF
1149 SRCPATH=$SRCPATH
1150 prefix=$prefix
1151 exec_prefix=$exec_prefix
1152 bindir=$bindir
1153 libdir=$libdir
1154 includedir=$includedir
1155 ARCH=$ARCH
1156 SYS=$SYS
1157 CC=$CC
1158 CFLAGS=$CFLAGS
1159 DEPMM=$DEPMM
1160 DEPMT=$DEPMT
1161 LD=$LD
1162 LDFLAGS=$LDFLAGS
1163 LIBX264=$LIBX264
1164 AR=$AR
1165 RANLIB=$RANLIB
1166 STRIP=$STRIP
1167 INSTALL=$INSTALL
1168 AS=$AS
1169 ASFLAGS=$ASFLAGS
1170 RC=$RC
1171 RCFLAGS=$RCFLAGS
1172 EXE=$EXE
1173 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
1174 DEVNULL=$DEVNULL
1175 PROF_GEN_CC=$PROF_GEN_CC
1176 PROF_GEN_LD=$PROF_GEN_LD
1177 PROF_USE_CC=$PROF_USE_CC
1178 PROF_USE_LD=$PROF_USE_LD
1179 HAVE_OPENCL=$opencl
1180 EOF
1181
1182 if [ $compiler = ICL ]; then
1183     echo '%.o: %.c' >> config.mak
1184     echo '      $(CC) $(CFLAGS) -c -Fo$@ $<' >> config.mak
1185 fi
1186
1187 if [ "$cli" = "yes" ]; then
1188     echo 'default: cli' >> config.mak
1189     echo 'install: install-cli' >> config.mak
1190 fi
1191
1192 if [ "$shared" = "yes" ]; then
1193     API=$(grep '#define X264_BUILD' < ${SRCPATH}/x264.h | cut -f 3 -d ' ')
1194     if [ "$SYS" = "WINDOWS" -o "$SYS" = "CYGWIN" ]; then
1195         echo "SONAME=libx264-$API.dll" >> config.mak
1196         if [ $compiler = ICL ]; then
1197             echo 'IMPLIBNAME=libx264.dll.lib' >> config.mak
1198             # GNU ld on windows defaults to exporting all global functions if there are no explicit __declspec(dllexport) declarations
1199             # 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
1200             echo "SOFLAGS=-dll -def:x264.def -implib:\$(IMPLIBNAME) $SOFLAGS" >> config.mak
1201             echo "EXPORTS" > x264.def
1202             # export API functions
1203             grep "^\(int\|void\|x264_t\).*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264.*\)(.*/\1/;s/open/open_$API/g" >> x264.def
1204             # export API variables/data. must be flagged with the DATA keyword
1205             grep "extern.*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264\w*\)\W.*/\1 DATA/;" >> x264.def
1206         else
1207             echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
1208             echo "SOFLAGS=-shared -Wl,--out-implib,\$(IMPLIBNAME) -Wl,--enable-auto-image-base $SOFLAGS" >> config.mak
1209         fi
1210     elif [ "$SYS" = "MACOSX" ]; then
1211         echo "SOSUFFIX=dylib" >> config.mak
1212         echo "SONAME=libx264.$API.dylib" >> config.mak
1213         echo "SOFLAGS=-shared -dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name \$(DESTDIR)\$(libdir)/\$(SONAME) $SOFLAGS" >> config.mak
1214     elif [ "$SYS" = "SunOS" ]; then
1215         echo "SOSUFFIX=so" >> config.mak
1216         echo "SONAME=libx264.so.$API" >> config.mak
1217         echo "SOFLAGS=-shared -Wl,-h,\$(SONAME) $SOFLAGS" >> config.mak
1218     else
1219         echo "SOSUFFIX=so" >> config.mak
1220         echo "SONAME=libx264.so.$API" >> config.mak
1221         echo "SOFLAGS=-shared -Wl,-soname,\$(SONAME) $SOFLAGS" >> config.mak
1222     fi
1223     echo 'default: lib-shared' >> config.mak
1224     echo 'install: install-lib-shared' >> config.mak
1225 fi
1226
1227 if [ "$static" = "yes" ]; then
1228     echo 'default: lib-static' >> config.mak
1229     echo 'install: install-lib-static' >> config.mak
1230 fi
1231
1232 if [ "$cli_libx264" = "system" ] ; then
1233     if [ "$shared" = "yes" ]; then
1234         CLI_LIBX264='$(SONAME)'
1235     elif ${cross_prefix}pkg-config --exists x264 2>/dev/null; then
1236         LDFLAGSCLI="$LDFLAGSCLI $(${cross_prefix}pkg-config --libs x264)"
1237         CLI_LIBX264=
1238     else
1239         die "Can not find system libx264"
1240     fi
1241 else
1242     CLI_LIBX264='$(LIBX264)'
1243 fi
1244 echo "LDFLAGSCLI = $LDFLAGSCLI" >> config.mak
1245 echo "CLI_LIBX264 = $CLI_LIBX264" >> config.mak
1246
1247 ${SRCPATH}/version.sh "${SRCPATH}" >> x264_config.h
1248
1249 cat > x264.pc << EOF
1250 prefix=$prefix
1251 exec_prefix=$exec_prefix
1252 libdir=$libdir
1253 includedir=$includedir
1254
1255 Name: x264
1256 Description: H.264 (MPEG4 AVC) encoder library
1257 Version: $(grep POINTVER < x264_config.h | sed -e 's/.* "//; s/".*//')
1258 Libs: -L$libdir -lx264 $([ "$shared" = "yes" ] || echo $libpthread $libm $libdl)
1259 Libs.private: $([ "$shared" = "yes" ] && echo $libpthread $libm $libdl)
1260 Cflags: -I$includedir
1261 EOF
1262
1263 filters="crop select_every"
1264 gpl_filters=""
1265 [ $swscale = yes ] && filters="resize $filters"
1266 [ $gpl = yes ] && filters="$filters $gpl_filters"
1267
1268 cat > conftest.log <<EOF
1269 platform:      $ARCH
1270 system:        $SYS
1271 cli:           $cli
1272 libx264:       $cli_libx264
1273 shared:        $shared
1274 static:        $static
1275 asm:           $asm
1276 interlaced:    $interlaced
1277 avs:           $avs
1278 lavf:          $lavf
1279 ffms:          $ffms
1280 mp4:           $mp4
1281 gpl:           $gpl
1282 thread:        $thread
1283 opencl:        $opencl
1284 filters:       $filters
1285 debug:         $debug
1286 gprof:         $gprof
1287 strip:         $strip
1288 PIC:           $pic
1289 bit depth:     $bit_depth
1290 chroma format: $chroma_format
1291 EOF
1292
1293 echo >> config.log
1294 cat conftest.log >> config.log
1295 cat conftest.log
1296 rm conftest.log
1297
1298 [ "$SRCPATH" != "." ] && ln -sf ${SRCPATH}/Makefile ./Makefile
1299 mkdir -p common/{arm,ppc,sparc,x86} encoder extras filters/video input output tools
1300
1301 echo
1302 echo "You can run 'make' or 'make fprofiled' now."
1303