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   --enable-visualize       enable visualization (X11 only)
  34   --bit-depth=BIT_DEPTH    set output bit depth (8-10) [8]
  35   --chroma-format=FORMAT   output chroma format (420, 422, 444, all) [all]
  36
  37 Advanced options:
  38   --disable-asm            disable platform-specific assembly optimizations
  39   --enable-debug           add -g
  40   --enable-gprof           add -pg
  41   --enable-strip           add -s
  42   --enable-pic             build position-independent code
  43
  44 Cross-compilation:
  45   --host=HOST              build programs to run on HOST
  46   --cross-prefix=PREFIX    use PREFIX for compilation tools
  47   --sysroot=SYSROOT        root of cross-build tree
  48
  49 External library support:
  50   --disable-avs            disable avisynth support
  51   --disable-swscale        disable swscale support
  52   --disable-lavf           disable libavformat support
  53   --disable-ffms           disable ffmpegsource support
  54   --disable-gpac           disable gpac support
  55   --disable-lsmash         disable lsmash support
  56
  57 EOF
  58 exit 1
  59 fi
  60
  61 log_check() {
  62     echo -n "checking $1... " >> config.log
  63 }
  64
  65 log_ok() {
  66     echo "yes" >> config.log
  67 }
  68
  69 log_fail() {
  70     echo "no" >> config.log
  71 }
  72
  73 log_msg() {
  74     echo "$1" >> config.log
  75 }
  76
  77 intel_cflags() {
  78     # Intel Compiler issues an incredibly large number of warnings on any warning level,
  79     # suppress them by disabling all warnings rather than having to use #pragmas to disable most of them
  80     for arg in $*; do
  81         [ $arg = -ffast-math ] && arg=
  82         [[ "$arg" = -falign-loops* ]] && arg=
  83         [ "$arg" = -fno-tree-vectorize ] && arg=
  84         [ "$arg" = -Wshadow ] && arg=
  85         [[ "$arg" = -mpreferred-stack-boundary* ]] && arg=
  86         [[ "$arg" = -l* ]] && arg=
  87         [[ "$arg" = -L* ]] && arg=
  88         if [ $compiler = ICL ]; then
  89             [ "$arg" = -Wall ] && arg=-W0
  90             [ "$arg" = -g ] && arg=-Z7
  91             [ "$arg" = -fomit-frame-pointer ] && arg=
  92             [ "$arg" = -s ] && arg=
  93             [ "$arg" = -fPIC ] && arg=
  94         else
  95             [ "$arg" = -Wall ] && arg=-w0
  96         fi
  97
  98         [ -n "$arg" ] && echo -n "$arg "
  99     done
 100 }
 101
 102 icl_ldflags() {
 103     for arg in $*; do
 104         arg=${arg/LIBPATH/libpath}
 105         [ ${arg#-libpath:} == $arg -a ${arg#-l} != $arg ] && arg=${arg#-l}.lib
 106         [ ${arg#-L} != $arg ] && arg=-libpath:${arg#-L}
 107         [ $arg = -Wl,--large-address-aware ] && arg=-largeaddressaware
 108         [ $arg = -s ] && arg=
 109         [ "$arg" = -Wl,-Bsymbolic ] && arg=
 110
 111         arg=${arg/pthreadGC/pthreadVC}
 112         [ "$arg" = avifil32.lib ] && arg=vfw32.lib
 113         [ "$arg" = gpac_static.lib ] && arg=libgpac_static.lib
 114
 115         [ -n "$arg" ] && echo -n "$arg "
 116     done
 117 }
 118
 119 cc_check() {
 120     if [ -z "$3" ]; then
 121         if [ -z "$1$2" ]; then
 122             log_check "whether $CC works"
 123         elif [ -z "$1" ]; then
 124             log_check "for $2"
 125         else
 126             log_check "for $1"
 127         fi
 128     elif [ -z "$1" ]; then
 129         if [ -z "$2" ]; then
 130             log_check "whether $CC supports $3"
 131         else
 132             log_check "whether $CC supports $3 with $2"
 133         fi
 134     else
 135         log_check "for $3 in $1";
 136     fi
 137     rm -f conftest.c
 138     [ -n "$1" ] && echo "#include <$1>" > conftest.c
 139     echo "int main () { $3 return 0; }" >> conftest.c
 140     if [ $compiler = ICL ]; then
 141         cc_cmd="$CC conftest.c $(intel_cflags $CFLAGS $2) -link $(icl_ldflags $2 $LDFLAGSCLI $LDFLAGS)"
 142     else
 143         cc_cmd="$CC conftest.c $CFLAGS $2 $LDFLAGSCLI $LDFLAGS -o conftest"
 144     fi
 145     if $cc_cmd >conftest.log 2>&1; then
 146         res=$?
 147         log_ok
 148     else
 149         res=$?
 150         log_fail
 151         log_msg "Failed commandline was:"
 152         log_msg "--------------------------------------------------"
 153         log_msg "$cc_cmd"
 154         cat conftest.log >> config.log
 155         log_msg "--------------------------------------------------"
 156         log_msg "Failed program was:"
 157         log_msg "--------------------------------------------------"
 158         cat conftest.c >> config.log
 159         log_msg "--------------------------------------------------"
 160     fi
 161     return $res
 162 }
 163
 164 cpp_check() {
 165     log_check "whether $3 is true"
 166     rm -f conftest.c
 167     [ -n "$1" ] && echo "#include <$1>" > conftest.c
 168     echo -e "#if !($3) \n#error $4 \n#endif " >> conftest.c
 169
 170     if $CC conftest.c $CFLAGS $2 -E -o conftest >conftest.log 2>&1; then
 171         res=$?
 172         log_ok
 173     else
 174         res=$?
 175         log_fail
 176         log_msg "--------------------------------------------------"
 177         cat conftest.log >> config.log
 178         log_msg "--------------------------------------------------"
 179         log_msg "Failed program was:"
 180         log_msg "--------------------------------------------------"
 181         cat conftest.c >> config.log
 182         log_msg "--------------------------------------------------"
 183     fi
 184     return $res
 185 }
 186
 187 as_check() {
 188     log_check "whether $AS supports $1"
 189     echo "$1" > conftest.asm
 190     if $AS conftest.asm $ASFLAGS $2 -o conftest.o >conftest.log 2>&1; then
 191         res=$?
 192         log_ok
 193     else
 194         res=$?
 195         log_fail
 196         log_msg "Failed commandline was:"
 197         log_msg "--------------------------------------------------"
 198         log_msg "$AS conftest.asm $ASFLAGS $2 -o conftest.o"
 199         cat conftest.log >> config.log
 200         log_msg "--------------------------------------------------"
 201         log_msg "Failed program was:"
 202         log_msg "--------------------------------------------------"
 203         cat conftest.asm >> config.log
 204         log_msg "--------------------------------------------------"
 205     fi
 206     return $res
 207 }
 208
 209 rc_check() {
 210     log_check "whether $RC works"
 211     echo "$1" > conftest.rc
 212     if [ $compiler = ICL ]; then
 213         rc_cmd="$RC $RCFLAGS -foconftest.o conftest.rc"
 214     else
 215         rc_cmd="$RC $RCFLAGS -o conftest.o conftest.rc"
 216     fi
 217     if $rc_cmd >conftest.log 2>&1; then
 218         res=$?
 219         log_ok
 220     else
 221         res=$?
 222         log_fail
 223         log_msg "Failed commandline was:"
 224         log_msg "--------------------------------------------------"
 225         log_msg "$rc_cmd"
 226         cat conftest.log >> config.log
 227         log_msg "--------------------------------------------------"
 228         log_msg "Failed program was:"
 229         log_msg "--------------------------------------------------"
 230         cat conftest.rc >> config.log
 231         log_msg "--------------------------------------------------"
 232     fi
 233     return $res
 234 }
 235
 236 define() {
 237     echo "#define $1$([ -n "$2" ] && echo " $2" || echo " 1")" >> config.h
 238 }
 239
 240 die() {
 241     log_msg "DIED: $@"
 242     echo "$@"
 243     exit 1
 244 }
 245
 246 rm -f x264_config.h config.h config.mak config.log x264.pc x264.def conftest*
 247
 248 SRCPATH="$(cd $(dirname $0); pwd)"
 249 [ "$SRCPATH" = "$(pwd)" ] && SRCPATH=.
 250 [ -n "$(echo $SRCPATH | grep ' ')" ] && die "Out of tree builds are impossible with whitespace in source path."
 251 [ -e "$SRCPATH/config.h" -o -e "$SRCPATH/x264_config.h" ] && die "Out of tree builds are impossible with config.h/x264_config.h in source dir."
 252
 253 prefix='/usr/local'
 254 exec_prefix='${prefix}'
 255 bindir='${exec_prefix}/bin'
 256 libdir='${exec_prefix}/lib'
 257 includedir='${prefix}/include'
 258 DEVNULL='/dev/null'
 259
 260 cli="yes"
 261 cli_libx264="internal"
 262 shared="no"
 263 static="no"
 264 avs="auto"
 265 lavf="auto"
 266 ffms="auto"
 267 gpac="auto"
 268 lsmash="auto"
 269 mp4="no"
 270 gpl="yes"
 271 thread="auto"
 272 swscale="auto"
 273 asm="auto"
 274 interlaced="yes"
 275 debug="no"
 276 gprof="no"
 277 strip="no"
 278 pic="no"
 279 vis="no"
 280 bit_depth="8"
 281 chroma_format="all"
 282 compiler="GNU"
 283 opencl="yes"
 284
 285 CFLAGS="$CFLAGS -Wall -I. -I\$(SRCPATH)"
 286 LDFLAGS="$LDFLAGS"
 287 LDFLAGSCLI="$LDFLAGSCLI"
 288 ASFLAGS="$ASFLAGS"
 289 RCFLAGS="$RCFLAGS"
 290 HAVE_GETOPT_LONG=1
 291 cross_prefix=""
 292
 293 EXE=""
 294
 295 # list of all preprocessor HAVE values we can define
 296 CONFIG_HAVE="MALLOC_H ALTIVEC ALTIVEC_H MMX ARMV6 ARMV6T2 NEON BEOSTHREAD POSIXTHREAD WIN32THREAD THREAD LOG2F VISUALIZE SWSCALE \
 297              LAVF FFMS GPAC AVS GPL VECTOREXT INTERLACED CPU_COUNT OPENCL THP LSMASH"
 298
 299 # parse options
 300
 301 for opt do
 302     optarg="${opt#*=}"
 303     case "$opt" in
 304         --prefix=*)
 305             prefix="$optarg"
 306             ;;
 307         --exec-prefix=*)
 308             exec_prefix="$optarg"
 309             ;;
 310         --bindir=*)
 311             bindir="$optarg"
 312             ;;
 313         --libdir=*)
 314             libdir="$optarg"
 315             ;;
 316         --includedir=*)
 317             includedir="$optarg"
 318             ;;
 319         --disable-cli)
 320             cli="no"
 321             ;;
 322         --system-libx264)
 323             cli_libx264="system"
 324             ;;
 325         --enable-shared)
 326             shared="yes"
 327             ;;
 328         --enable-static)
 329             static="yes"
 330             ;;
 331         --disable-asm)
 332             asm="no"
 333             ;;
 334         --disable-interlaced)
 335             interlaced="no"
 336             ;;
 337         --disable-avs)
 338             avs="no"
 339             ;;
 340         --disable-lavf)
 341             lavf="no"
 342             ;;
 343         --disable-ffms)
 344             ffms="no"
 345             ;;
 346         --disable-gpac)
 347             gpac="no"
 348             ;;
 349         --disable-lsmash)
 350             lsmash="no"
 351             ;;
 352         --disable-gpl)
 353             gpl="no"
 354             ;;
 355         --extra-asflags=*)
 356             ASFLAGS="$ASFLAGS $optarg"
 357             ;;
 358         --extra-cflags=*)
 359             CFLAGS="$CFLAGS $optarg"
 360             ;;
 361         --extra-ldflags=*)
 362             LDFLAGS="$LDFLAGS $optarg"
 363             ;;
 364         --extra-rcflags=*)
 365             RCFLAGS="$RCFLAGS $optarg"
 366             ;;
 367         --disable-thread)
 368             thread="no"
 369             ;;
 370         --enable-win32thread)
 371             thread="win32"
 372             ;;
 373         --disable-swscale)
 374             swscale="no"
 375             ;;
 376         --enable-debug)
 377             debug="yes"
 378             ;;
 379         --enable-gprof)
 380             CFLAGS="$CFLAGS -pg"
 381             LDFLAGS="$LDFLAGS -pg"
 382             gprof="yes"
 383             ;;
 384         --enable-strip)
 385             strip="yes"
 386             ;;
 387         --enable-pic)
 388             pic="yes"
 389             ;;
 390         --enable-visualize)
 391             vis="yes"
 392             ;;
 393         --host=*)
 394             host="$optarg"
 395             ;;
 396         --disable-opencl)
 397             opencl="no"
 398             ;;
 399         --cross-prefix=*)
 400             cross_prefix="$optarg"
 401             ;;
 402         --sysroot=*)
 403             CFLAGS="$CFLAGS --sysroot=$optarg"
 404             LDFLAGS="$LDFLAGS --sysroot=$optarg"
 405             ;;
 406         --bit-depth=*)
 407             bit_depth="$optarg"
 408             if [ "$bit_depth" -lt "8" -o "$bit_depth" -gt "10" ]; then
 409                 echo "Supplied bit depth must be in range [8,10]."
 410                 exit 1
 411             fi
 412             bit_depth=`expr $bit_depth + 0`
 413             ;;
 414         --chroma-format=*)
 415             chroma_format="$optarg"
 416             if [ $chroma_format != "420" -a $chroma_format != "422" -a $chroma_format != "444" -a $chroma_format != "all" ]; then
 417                 echo "Supplied chroma format must be 420, 422, 444 or all."
 418                 exit 1
 419             fi
 420             ;;
 421         *)
 422             echo "Unknown option $opt, ignored"
 423             ;;
 424     esac
 425 done
 426
 427 [ "$cli" = "no" -a "$shared" = "no" -a "$static" = "no" ] && die "Nothing to build. Enable cli, shared or static."
 428
 429 CC="${CC-${cross_prefix}gcc}"
 430 AR="${AR-${cross_prefix}ar}"
 431 RANLIB="${RANLIB-${cross_prefix}ranlib}"
 432 STRIP="${STRIP-${cross_prefix}strip}"
 433 INSTALL="${INSTALL-install}"
 434
 435 if [ "x$host" = x ]; then
 436     host=`${SRCPATH}/config.guess`
 437 fi
 438 # normalize a triplet into a quadruplet
 439 host=`${SRCPATH}/config.sub $host`
 440
 441 # split $host
 442 host_cpu="${host%%-*}"
 443 host="${host#*-}"
 444 host_vendor="${host%%-*}"
 445 host_os="${host#*-}"
 446
 447 # test for use of Intel Compiler
 448 if [[ $host_os = mingw* || $host_os = cygwin* ]]; then
 449     if [[ `basename "$CC"` = icl* ]]; then
 450         # Windows Intel Compiler creates dependency generation with absolute Windows paths, Cygwin's make does not support Windows paths.
 451         [[ $host_os = cygwin* ]] && die "Windows Intel Compiler support requires MSYS"
 452         compiler=ICL
 453         CFLAGS="$CFLAGS -Qstd=c99 -nologo -Qms0 -DHAVE_STRING_H -I\$(SRCPATH)/extras"
 454         QPRE="-Q"
 455         `$CC 2>&1 | grep -q IA-32` && host_cpu=i486
 456         `$CC 2>&1 | grep -q "Intel(R) 64"` && host_cpu=x86_64
 457         cpp_check "" "" "_MSC_VER >= 1400" || die "Windows Intel Compiler support requires Visual Studio 2005 or newer"
 458     fi
 459 else
 460     if [[ `basename "$CC"` = icc* ]]; then
 461         AR="xiar"
 462         compiler=ICC
 463         QPRE="-"
 464     fi
 465 fi
 466
 467 libm=""
 468 case $host_os in
 469     beos*)
 470         SYS="BEOS"
 471         define HAVE_MALLOC_H
 472         ;;
 473     darwin*)
 474         SYS="MACOSX"
 475         CFLAGS="$CFLAGS -falign-loops=16"
 476         libm="-lm"
 477         if [ "$pic" = "no" ]; then
 478             cc_check "" -mdynamic-no-pic && CFLAGS="$CFLAGS -mdynamic-no-pic"
 479         fi
 480         ;;
 481     freebsd*)
 482         SYS="FREEBSD"
 483         libm="-lm"
 484         ;;
 485     kfreebsd*-gnu)
 486         SYS="FREEBSD"
 487         define HAVE_MALLOC_H
 488         libm="-lm"
 489         ;;
 490     netbsd*)
 491         SYS="NETBSD"
 492         libm="-lm"
 493         ;;
 494     openbsd*)
 495         SYS="OPENBSD"
 496         libm="-lm"
 497         ;;
 498     *linux*)
 499         SYS="LINUX"
 500         define HAVE_MALLOC_H
 501         libm="-lm"
 502         ;;
 503     gnu*)
 504         SYS="HURD"
 505         define HAVE_MALLOC_H
 506         libm="-lm"
 507         ;;
 508     cygwin*)
 509         EXE=".exe"
 510         if cc_check "" -mno-cygwin; then
 511             CFLAGS="$CFLAGS -mno-cygwin"
 512             LDFLAGS="$LDFLAGS -mno-cygwin"
 513         fi
 514         if cpp_check "" "" "defined(__CYGWIN__)" ; then
 515             define HAVE_MALLOC_H
 516             SYS="CYGWIN"
 517         else
 518             SYS="WINDOWS"
 519             DEVNULL="NUL"
 520             LDFLAGSCLI="$LDFLAGSCLI -lshell32"
 521             RC="${RC-${cross_prefix}windres}"
 522         fi
 523         ;;
 524     mingw*)
 525         SYS="WINDOWS"
 526         EXE=".exe"
 527         DEVNULL="NUL"
 528         LDFLAGSCLI="$LDFLAGSCLI -lshell32"
 529         [ $compiler = ICL ] && RC="${RC-rc}" || RC="${RC-${cross_prefix}windres}"
 530         ;;
 531     sunos*|solaris*)
 532         SYS="SunOS"
 533         define HAVE_MALLOC_H
 534         libm="-lm"
 535         if cc_check "" /usr/lib/64/values-xpg6.o; then
 536             LDFLAGS="$LDFLAGS /usr/lib/64/values-xpg6.o"
 537         else
 538             LDFLAGS="$LDFLAGS /usr/lib/values-xpg6.o"
 539         fi
 540         if test -x /usr/ucb/install ; then
 541             INSTALL=/usr/ucb/install
 542         elif test -x /usr/bin/ginstall ; then
 543             # OpenSolaris
 544             INSTALL=/usr/bin/ginstall
 545         elif test -x /usr/gnu/bin/install ; then
 546             # OpenSolaris
 547             INSTALL=/usr/gnu/bin/install
 548         fi
 549         HAVE_GETOPT_LONG=0
 550         ;;
 551     *qnx*)
 552         SYS="QNX"
 553         define HAVE_MALLOC_H
 554         libm="-lm"
 555         HAVE_GETOPT_LONG=0
 556         CFLAGS="$CFLAGS -I\$(SRCPATH)/extras"
 557         ;;
 558     *)
 559         die "Unknown system $host, edit the configure"
 560         ;;
 561 esac
 562
 563 LDFLAGS="$LDFLAGS $libm"
 564
 565 aligned_stack=1
 566 case $host_cpu in
 567     i*86)
 568         ARCH="X86"
 569         AS="yasm"
 570         ASFLAGS="$ASFLAGS -O2"
 571         if [ $compiler = GNU ]; then
 572             if [[ "$asm" == auto && "$CFLAGS" != *-march* ]]; then
 573                 CFLAGS="$CFLAGS -march=i686"
 574             fi
 575             if [[ "$asm" == auto && "$CFLAGS" != *-mfpmath* ]]; then
 576                 CFLAGS="$CFLAGS -mfpmath=sse -msse"
 577             fi
 578             CFLAGS="-m32 $CFLAGS"
 579             LDFLAGS="-m32 $LDFLAGS"
 580         else
 581             # icc on linux has various degrees of mod16 stack support
 582             if [ $SYS = LINUX ]; then
 583                 # < 11 is completely incapable of keeping a mod16 stack
 584                 if cpp_check "" "" "__INTEL_COMPILER < 1100" ; then
 585                     define BROKEN_STACK_ALIGNMENT
 586                     aligned_stack=0
 587                 # 11 <= x < 12 is capable of keeping a mod16 stack, but defaults to not doing so.
 588                 elif cpp_check "" "" "__INTEL_COMPILER < 1200" ; then
 589                     CFLAGS="$CFLAGS -falign-stack=assume-16-byte"
 590                 fi
 591                 # >= 12 defaults to a mod16 stack
 592             fi
 593             # icl on windows has no mod16 stack support
 594             [ $SYS = WINDOWS ] && define BROKEN_STACK_ALIGNMENT && aligned_stack=0
 595         fi
 596         if [ "$SYS" = MACOSX ]; then
 597             ASFLAGS="$ASFLAGS -f macho -DPREFIX"
 598         elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
 599             ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
 600             LDFLAGS="$LDFLAGS -Wl,--large-address-aware"
 601             [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
 602             [ $compiler = GNU ] && RCFLAGS="--target=pe-i386 $RCFLAGS"
 603         else
 604             ASFLAGS="$ASFLAGS -f elf"
 605         fi
 606         ;;
 607     x86_64)
 608         ARCH="X86_64"
 609         AS="yasm"
 610         [ $compiler = GNU ] && CFLAGS="-m64 $CFLAGS" && LDFLAGS="-m64 $LDFLAGS"
 611         if [ "$SYS" = MACOSX ]; then
 612             ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
 613             if cc_check '' "-arch x86_64"; then
 614                 CFLAGS="$CFLAGS -arch x86_64"
 615                 LDFLAGS="$LDFLAGS -arch x86_64"
 616             fi
 617         elif [ "$SYS" = WINDOWS -o "$SYS" = CYGWIN ]; then
 618             ASFLAGS="$ASFLAGS -f win32 -m amd64"
 619             # only the GNU toolchain is inconsistent in prefixing function names with _
 620             [ $compiler = GNU ] && cc_check "" "-S" && grep -q "_main:" conftest && ASFLAGS="$ASFLAGS -DPREFIX"
 621             [ $compiler = GNU ] && LDFLAGS="$LDFLAGS -Wl,--nxcompat -Wl,--dynamicbase"
 622             [ $compiler = GNU ] && RCFLAGS="--target=pe-x86-64 $RCFLAGS"
 623         else
 624             ASFLAGS="$ASFLAGS -f elf -m amd64"
 625         fi
 626         ;;
 627     powerpc|powerpc64)
 628         ARCH="PPC"
 629         if [ $asm = auto ] ; then
 630             define HAVE_ALTIVEC
 631             AS="${AS-${cross_prefix}gcc}"
 632             if [ $SYS = MACOSX ] ; then
 633                 CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
 634             else
 635                 CFLAGS="$CFLAGS -maltivec -mabi=altivec"
 636                 define HAVE_ALTIVEC_H
 637             fi
 638         fi
 639         ;;
 640     sparc)
 641         ARCH="SPARC"
 642         case $(uname -m) in
 643             sun4u|sun4v)
 644                 if [ $asm = auto ]; then
 645                     ARCH="UltraSPARC"
 646                     if ! echo $CFLAGS | grep -Eq '\-mcpu' ; then
 647                         CFLAGS="$CFLAGS -mcpu=ultrasparc"
 648                         LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
 649                     fi
 650                     AS="${AS-${cross_prefix}as}"
 651                     ASFLAGS="$ASFLAGS -xarch=v8plusa"
 652                 fi
 653                 ;;
 654         esac
 655         ;;
 656     mips|mipsel|mips64|mips64el)
 657         ARCH="MIPS"
 658         ;;
 659     arm*)
 660         ARCH="ARM"
 661         if [ "$SYS" = MACOSX ] ; then
 662             AS="${AS-extras/gas-preprocessor.pl $CC}"
 663             ASFLAGS="$ASFLAGS -DPREFIX -DPIC"  # apple's ld doesn't support movw/movt relocations at all
 664             # build for armv7 by default
 665             if ! echo $CFLAGS | grep -Eq '\-arch' ; then
 666                 CFLAGS="$CFLAGS -arch armv7"
 667                 LDFLAGS="$LDFLAGS -arch armv7"
 668             fi
 669         else
 670             AS="${AS-${cross_prefix}gcc}"
 671         fi
 672         ;;
 673     s390|s390x)
 674         ARCH="S390"
 675         ;;
 676     hppa*|parisc*)
 677         ARCH="PARISC"
 678         ;;
 679     ia64)
 680         ARCH="IA64"
 681         ;;
 682     alpha*)
 683         ARCH="ALPHA"
 684         ;;
 685     *)
 686         ARCH="$(echo $host_cpu | tr a-z A-Z)"
 687         ;;
 688 esac
 689 ASFLAGS="$ASFLAGS -DHAVE_ALIGNED_STACK=${aligned_stack}"
 690
 691 if [ $SYS = WINDOWS ]; then
 692     if ! rc_check "0 RCDATA {0}" ; then
 693         RC=""
 694     fi
 695 fi
 696
 697 log_msg "x264 configure script"
 698 if [ -n "$*" ]; then
 699     msg="Command line options:"
 700     for i in $@; do
 701         msg="$msg \"$i\""
 702     done
 703     log_msg "$msg"
 704 fi
 705 log_msg ""
 706
 707 # check requirements
 708
 709 cc_check || die "No working C compiler found."
 710
 711 if [ $compiler != ICL ]; then
 712     if cc_check '' -std=gnu99 'for( int i = 0; i < 9; i++ );' ; then
 713         CFLAGS="$CFLAGS -std=gnu99"
 714     elif cc_check '' -std=c99 'for( int i = 0; i < 9; i++ );' ; then
 715         CFLAGS="$CFLAGS -std=c99 -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE"
 716     elif ! cc_check '' '' 'for( int i = 0; i < 9; i++ );' ; then
 717         die "C99 compiler is needed for compilation."
 718     fi
 719 fi
 720
 721 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
 722     pic="yes"
 723 fi
 724
 725 if [ $asm = auto -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
 726     if ! as_check "vpmovzxwd ymm0, xmm0" ; then
 727         VER=`($AS --version || echo no assembler) 2>/dev/null | head -n 1`
 728         echo "Found $VER"
 729         echo "Minimum version is yasm-1.2.0"
 730         echo "If you really want to compile without asm, configure with --disable-asm."
 731         exit 1
 732     fi
 733     if ! cc_check '' '' '__asm__("pabsw %xmm0, %xmm0");' ; then
 734         VER=`(${cross_prefix}as --version || echo no gnu as) 2>/dev/null | head -n 1`
 735         echo "Found $VER"
 736         echo "Minimum version is binutils-2.17"
 737         echo "Your compiler can't handle inline SSSE3 asm."
 738         echo "If you really want to compile without asm, configure with --disable-asm."
 739         exit 1
 740     fi
 741     define HAVE_MMX
 742     if cc_check '' -mpreferred-stack-boundary=5 ; then
 743         CFLAGS="$CFLAGS -mpreferred-stack-boundary=5"
 744         define HAVE_32B_STACK_ALIGNMENT
 745     fi
 746 fi
 747
 748 if [ $asm = auto -a $ARCH = ARM ] ; then
 749     # set flags so neon is built by default
 750     echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon"
 751
 752     if  cc_check '' '' '__asm__("rev ip, ip");' ; then      define HAVE_ARMV6
 753         cc_check '' '' '__asm__("movt r0, #0");'         && define HAVE_ARMV6T2
 754         cc_check '' '' '__asm__("vadd.i16 q0, q0, q0");' && define HAVE_NEON
 755         ASFLAGS="$ASFLAGS $CFLAGS -c"
 756     else
 757         echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
 758         echo "If you really want to run on such a CPU, configure with --disable-asm."
 759         exit 1
 760     fi
 761 fi
 762
 763 [ $asm = no ] && AS=""
 764 [ "x$AS" = x ] && asm="no" || asm="yes"
 765
 766 define ARCH_$ARCH
 767 define SYS_$SYS
 768
 769 # skip endianness check for Intel Compiler, as all supported platforms are little. the -ipo flag will also cause the check to fail
 770 if [ $compiler = GNU ]; then
 771     echo "int i[2] = {0x42494745,0}; double f[2] = {0x1.0656e6469616ep+102,0};" > conftest.c
 772     $CC $CFLAGS conftest.c -c -o conftest.o 2>/dev/null || die "endian test failed"
 773     if (${cross_prefix}strings -a conftest.o | grep -q BIGE) && (${cross_prefix}strings -a conftest.o | grep -q FPendian) ; then
 774         define WORDS_BIGENDIAN
 775     elif !(${cross_prefix}strings -a conftest.o | grep -q EGIB && ${cross_prefix}strings -a conftest.o | grep -q naidnePF) ; then
 776         die "endian test failed"
 777     fi
 778 fi
 779
 780 # autodetect options that weren't forced nor disabled
 781
 782 # pthread-win32 is lgpl, prevent its use if --disable-gpl is specified and targeting windows
 783 [ "$SYS" = "WINDOWS" -a "$gpl" = "no" -a "$thread" = "auto" ] && thread="win32"
 784
 785 libpthread=""
 786 if [ "$thread" = "auto" ]; then
 787     thread="no"
 788     case $SYS in
 789         BEOS)
 790             thread="beos"
 791             define HAVE_BEOSTHREAD
 792             ;;
 793         WINDOWS)
 794             if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
 795                 thread="posix"
 796                 libpthread="-lpthread"
 797             elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
 798                 thread="posix"
 799                 libpthread="-lpthreadGC2"
 800             elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
 801                 thread="posix"
 802                 libpthread="-lpthreadGC2 -lwsock32"
 803                 define PTW32_STATIC_LIB
 804             elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
 805                 thread="posix"
 806                 libpthread="-lpthreadGC2 -lws2_32"
 807                 define PTW32_STATIC_LIB
 808             else
 809                 # default to native threading if pthread-win32 is unavailable
 810                 thread="win32"
 811             fi
 812             ;;
 813         QNX)
 814             cc_check pthread.h -lc && thread="posix" && libpthread="-lc"
 815             ;;
 816         *)
 817             cc_check pthread.h -lpthread && thread="posix" && libpthread="-lpthread"
 818             ;;
 819     esac
 820 fi
 821 if [ "$thread" = "posix" ]; then
 822     LDFLAGS="$LDFLAGS $libpthread"
 823     define HAVE_POSIXTHREAD
 824     if [ "$SYS" = "LINUX" ] && cc_check sched.h "-D_GNU_SOURCE -Werror" "cpu_set_t p_aff; return CPU_COUNT(&p_aff);" ; then
 825         define HAVE_CPU_COUNT
 826     fi
 827 fi
 828 if [ "$thread" = "win32" ]; then
 829     # cygwin does not support win32 threads
 830     if [ "$SYS" = "WINDOWS" ]; then
 831         define HAVE_WIN32THREAD
 832     else
 833         thread="no"
 834     fi
 835 fi
 836 [ "$thread" != "no" ] && define HAVE_THREAD
 837
 838 if cc_check "math.h" "-Werror" "return log2f(2);" ; then
 839     define HAVE_LOG2F
 840 fi
 841
 842 if [ "$SYS" = "LINUX" -a \( "$ARCH" = "X86" -o "$ARCH" = "X86_64" \) ] && cc_check "sys/mman.h" "" "MADV_HUGEPAGE;" ; then
 843     define HAVE_THP
 844 fi
 845
 846 if [ "$vis" = "yes" ] ; then
 847     save_CFLAGS="$CFLAGS"
 848     CFLAGS="$CFLAGS -I/usr/X11R6/include"
 849     if cc_check "X11/Xlib.h" "-L/usr/X11R6/lib -lX11" "XOpenDisplay(0);" ; then
 850         LDFLAGS="-L/usr/X11R6/lib -lX11 $LDFLAGS"
 851         define HAVE_VISUALIZE
 852     else
 853         vis="no"
 854         CFLAGS="$save_CFLAGS"
 855    fi
 856 fi
 857
 858 if [ "$swscale" = "auto" ] ; then
 859     swscale="no"
 860     if ${cross_prefix}pkg-config --exists libswscale 2>/dev/null; then
 861         SWSCALE_LIBS="$SWSCALE_LIBS $(${cross_prefix}pkg-config --libs libswscale libavutil)"
 862         SWSCALE_CFLAGS="$SWSCALE_CFLAGS $(${cross_prefix}pkg-config --cflags libswscale libavutil)"
 863     fi
 864     [ -z "$SWSCALE_LIBS" ] && SWSCALE_LIBS="-lswscale -lavutil"
 865
 866     if cc_check "libswscale/swscale.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "sws_init_context(0,0,0);" ; then
 867         if cpp_check "libavutil/pixdesc.h" "$SWSCALE_CFLAGS $SWSCALE_LIBS" "defined(AV_PIX_FMT_FLAG_RGB)" ; then
 868             swscale="yes"
 869         else
 870             echo "Warning: AV_PIX_FMT_FLAG_RGB is missing from libavutil, update for swscale support"
 871         fi
 872     fi
 873 fi
 874
 875 if [ "$lavf" = "auto" ] ; then
 876     lavf="no"
 877     if ${cross_prefix}pkg-config --exists libavformat libavcodec libswscale 2>/dev/null; then
 878         LAVF_LIBS="$LAVF_LIBS $(${cross_prefix}pkg-config --libs libavformat libavcodec libavutil libswscale)"
 879         LAVF_CFLAGS="$LAVF_CFLAGS $(${cross_prefix}pkg-config --cflags libavformat libavcodec libavutil libswscale)"
 880     fi
 881     if [ -z "$LAVF_LIBS" -a -z "$LAVF_CFLAGS" ]; then
 882         LAVF_LIBS="-lavformat"
 883         for lib in -lpostproc -lavcodec -lavcore -lswscale -lavutil -lm -lz -lbz2 $libpthread -lavifil32 -lws2_32; do
 884             cc_check "" $lib && LAVF_LIBS="$LAVF_LIBS $lib"
 885         done
 886     fi
 887     LAVF_LIBS="-L. $LAVF_LIBS"
 888     if cc_check libavformat/avformat.h "$LAVF_CFLAGS $LAVF_LIBS" "avformat_close_input(0);" ; then
 889         if [ "$swscale" = "yes" ]; then
 890             lavf="yes"
 891         else
 892             echo "Warning: libavformat is not supported without swscale support"
 893         fi
 894     fi
 895 fi
 896
 897 if [ "$ffms" = "auto" ] ; then
 898     ffms_major="2"; ffms_minor="16"; ffms_micro="2"; ffms_bump="0"
 899     ffms="no"
 900
 901     if ${cross_prefix}pkg-config --exists ffms2 2>/dev/null; then
 902         FFMS2_LIBS="$FFMS2_LIBS $(${cross_prefix}pkg-config --libs ffms2)"
 903         FFMS2_CFLAGS="$FFMS2_CFLAGS $(${cross_prefix}pkg-config --cflags ffms2)"
 904     fi
 905     [ -z "$FFMS2_LIBS" ] && FFMS2_LIBS="-lffms2"
 906
 907     if cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS" "FFMS_DestroyVideoSource(0);" ; then
 908         ffms="yes"
 909     elif cc_check ffms.h "$FFMS2_CFLAGS $FFMS2_LIBS -lstdc++ $LAVF_LIBS" "FFMS_DestroyVideoSource(0);" ; then
 910         ffms="yes"
 911         FFMS2_LIBS="$FFMS2_LIBS -lstdc++ $LAVF_LIBS"
 912     fi
 913
 914     error="ffms must be at least version $ffms_major.$ffms_minor.$ffms_micro.$ffms_bump"
 915     if [ $ffms = "yes" ] && ! cpp_check "ffms.h" "$FFMS2_CFLAGS" "FFMS_VERSION >= (($ffms_major << 24) | ($ffms_minor << 16) | ($ffms_micro << 8) | $ffms_bump)" "$error"; then
 916        ffms="no"
 917        echo "Warning: $error"
 918     fi
 919     if [ "$ffms" = "yes" -a "$swscale" = "no" ]; then
 920         echo "Warning: ffms is not supported without swscale support"
 921         ffms="no"
 922     fi
 923 fi
 924
 925 if [ "$swscale" = "yes" ]; then
 926     LDFLAGSCLI="$SWSCALE_LIBS $LDFLAGSCLI"
 927     CFLAGS="$CFLAGS $SWSCALE_CFLAGS"
 928     define HAVE_SWSCALE
 929     if [ "$lavf" = "yes" ]; then
 930         LDFLAGSCLI="$LAVF_LIBS $LDFLAGSCLI"
 931         CFLAGS="$CFLAGS $LAVF_CFLAGS"
 932         define HAVE_LAVF
 933     fi
 934     if [ "$ffms" = "yes" ]; then
 935         LDFLAGSCLI="$FFMS2_LIBS $LDFLAGSCLI"
 936         CFLAGS="$CFLAGS $FFMS2_CFLAGS"
 937         define HAVE_FFMS
 938     fi
 939 fi
 940
 941 if [ "$lsmash" = "auto" ] ; then
 942     lsmash="no"
 943     if ${cross_prefix}pkg-config --exists liblsmash 2>/dev/null; then
 944         LSMASH_LIBS="$LSMASH_LIBS $(${cross_prefix}pkg-config --libs liblsmash)"
 945         LSMASH_CFLAGS="$LSMASH_CFLAGS $(${cross_prefix}pkg-config --cflags liblsmash)"
 946     fi
 947     [ -z "$LSMASH_LIBS" ] && LSMASH_LIBS="-llsmash"
 948
 949     if cc_check lsmash.h "$LSMASH_CFLAGS $LSMASH_LIBS" ; then
 950         if cpp_check lsmash.h "$LSMASH_CFLAGS" "LSMASH_VERSION_MAJOR > 0 || (LSMASH_VERSION_MAJOR == 0 && LSMASH_VERSION_MINOR >= 1)" ; then
 951             lsmash="yes"
 952         else
 953             echo "Warning: lsmash is too old, update to rev.751 or later"
 954         fi
 955     fi
 956 fi
 957
 958 if [ "$gpac" = "auto" -a "$lsmash" != "yes" ] ; then
 959     gpac="no"
 960     GPAC_LIBS="-lgpac_static"
 961     cc_check "" -lz && GPAC_LIBS="$GPAC_LIBS -lz"
 962     if [ "$SYS" = "WINDOWS" ] ; then
 963         cc_check "" -lws2_32 && GPAC_LIBS="$GPAC_LIBS -lws2_32"
 964         cc_check "" -lwinmm && GPAC_LIBS="$GPAC_LIBS -lwinmm"
 965     fi
 966     if cc_check gpac/isomedia.h "$GPAC_LIBS" ; then
 967         if cc_check gpac/isomedia.h "$GPAC_LIBS" "gf_isom_set_pixel_aspect_ratio(0,0,0,0,0);" ; then
 968             gpac="yes"
 969         else
 970             echo "Warning: gpac is too old, update to 2007-06-21 UTC or later"
 971         fi
 972     fi
 973 fi
 974
 975 if [ "$lsmash" = "yes" ] ; then
 976     mp4="lsmash"
 977     LDFLAGSCLI="$LSMASH_LIBS $LDFLAGSCLI"
 978     CFLAGS="$CFLAGS $LSMASH_CFLAGS"
 979     define HAVE_LSMASH
 980 elif [ "$gpac" = "yes" ] ; then
 981     mp4="gpac"
 982     define HAVE_GPAC
 983     LDFLAGSCLI="$GPAC_LIBS $LDFLAGSCLI"
 984 fi
 985
 986 if [ "$avs" = "auto" ] ; then
 987     avs="no"
 988     # cygwin can use avisynth if it can use LoadLibrary
 989     if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
 990         avs="avisynth"
 991         define HAVE_AVS
 992         define USE_AVXSYNTH 0
 993     elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
 994     # AvxSynth currently only supports Linux and OSX
 995         avs="avxsynth"
 996         define HAVE_AVS
 997         define USE_AVXSYNTH 1
 998         AVS_LIBS="-ldl"
 999         LDFLAGSCLI="$AVS_LIBS $LDFLAGSCLI"
1000     fi
1001 fi
1002
1003 cc_check "stdint.h" "" "uint32_t test_vec __attribute__ ((vector_size (16))) = {0,1,2,3};" && define HAVE_VECTOREXT
1004
1005 if [ "$pic" = "yes" ] ; then
1006     CFLAGS="$CFLAGS -fPIC"
1007     ASFLAGS="$ASFLAGS -DPIC"
1008     # resolve textrels in the x86 asm
1009     cc_check stdio.h "-shared -Wl,-Bsymbolic" && SOFLAGS="$SOFLAGS -Wl,-Bsymbolic"
1010     [ $SYS = SunOS -a "$ARCH" = "X86" ] && SOFLAGS="$SOFLAGS -mimpure-text"
1011 fi
1012
1013 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
1014     CFLAGS="$CFLAGS -fomit-frame-pointer"
1015 fi
1016
1017 if [ "$strip" = "yes" ]; then
1018     CFLAGS="$CFLAGS -s"
1019     LDFLAGS="$LDFLAGS -s"
1020 fi
1021
1022 if [ "$debug" = "yes" ]; then
1023     CFLAGS="-O1 -g $CFLAGS"
1024 elif [ $ARCH = ARM ]; then
1025     # arm-gcc-4.2 produces incorrect output with -ffast-math
1026     # and it doesn't save any speed anyway on 4.4, so disable it
1027     CFLAGS="-O3 -fno-fast-math $CFLAGS"
1028 else
1029     CFLAGS="-O3 -ffast-math $CFLAGS"
1030 fi
1031
1032 if cc_check '' -fno-tree-vectorize ; then
1033     CFLAGS="$CFLAGS -fno-tree-vectorize"
1034 fi
1035
1036 if [ $SYS = WINDOWS -a $ARCH = X86 -a $compiler = GNU ] ; then
1037     # workaround gcc/ld bug with alignment of static variables/arrays that are initialized to zero
1038     cc_check '' -fno-zero-initialized-in-bss && CFLAGS="$CFLAGS -fno-zero-initialized-in-bss"
1039 fi
1040
1041 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
1042     define fseek fseeko
1043     define ftell ftello
1044 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
1045     define fseek fseeko64
1046     define ftell ftello64
1047 elif cc_check "stdio.h" "" "_fseeki64(stdin,0,0);" ; then
1048     define fseek _fseeki64
1049     define ftell _ftelli64
1050 fi
1051
1052 if cc_check '' -Wshadow ; then
1053     CFLAGS="-Wshadow $CFLAGS"
1054 fi
1055
1056 if [ "$bit_depth" -gt "8" ]; then
1057     define HIGH_BIT_DEPTH
1058     ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=1"
1059     opencl="no"
1060 else
1061     ASFLAGS="$ASFLAGS -DHIGH_BIT_DEPTH=0"
1062 fi
1063
1064 if [ "$chroma_format" != "all" ]; then
1065     define CHROMA_FORMAT CHROMA_$chroma_format
1066 fi
1067
1068 ASFLAGS="$ASFLAGS -DBIT_DEPTH=$bit_depth"
1069
1070 [ $gpl = yes ] && define HAVE_GPL && x264_gpl=1 || x264_gpl=0
1071
1072 [ $interlaced = yes ] && define HAVE_INTERLACED && x264_interlaced=1 || x264_interlaced=0
1073
1074 libdl=""
1075 if [ "$opencl" = "yes" ]; then
1076     opencl="no"
1077     log_check "for perl"
1078     output=$(perl -v)
1079     if [ "$output" = "" ]; then
1080         log_fail
1081         echo 'OpenCL support requires perl to compile.'
1082         echo 'use --disable-opencl to compile without OpenCL.'
1083         exit 1
1084     fi
1085     log_ok
1086     # cygwin can use opencl if it can use LoadLibrary
1087     if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
1088         opencl="yes"
1089         define HAVE_OPENCL
1090     elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
1091         opencl="yes"
1092         define HAVE_OPENCL
1093         libdl="-ldl"
1094     fi
1095     LDFLAGS="$LDFLAGS $libdl"
1096 fi
1097
1098 #define undefined vars as 0
1099 for var in $CONFIG_HAVE; do
1100     grep -q "HAVE_$var 1" config.h || define HAVE_$var 0
1101 done
1102
1103 if [ $compiler = ICL ]; then
1104     AR="xilib -nologo -out:"
1105     DEPMM=-QMM
1106     DEPMT=-QMT
1107     HAVE_GETOPT_LONG=0
1108     LD="xilink -out:"
1109     LDFLAGS="-nologo -incremental:no $(icl_ldflags $LDFLAGS)"
1110     LDFLAGSCLI="$(icl_ldflags $LDFLAGSCLI)"
1111     LIBX264=libx264.lib
1112     RANLIB=
1113     [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -I\$(SRCPATH)/extras -fo"
1114     STRIP=
1115     if [ $debug = yes ]; then
1116         LDFLAGS="-debug $LDFLAGS"
1117         CFLAGS="-D_DEBUG $CFLAGS"
1118     else
1119         CFLAGS="-DNDEBUG $CFLAGS"
1120     fi
1121 else
1122     AR="$AR rc "
1123     DEPMM="-MM -g0"
1124     DEPMT="-MT"
1125     LD="$CC -o "
1126     LIBX264=libx264.a
1127     [ -n "$RC" ] && RCFLAGS="$RCFLAGS -I. -o "
1128 fi
1129 if [ $compiler = GNU ]; then
1130     PROF_GEN_CC="-fprofile-generate"
1131     PROF_GEN_LD="-fprofile-generate"
1132     PROF_USE_CC="-fprofile-use"
1133     PROF_USE_LD="-fprofile-use"
1134 else
1135     CFLAGS="$(intel_cflags $CFLAGS)"
1136     # icc does not define __SSE__ until SSE2 optimization and icl never defines it or _M_IX86_FP
1137     [ \( $ARCH = X86_64 -o $ARCH = X86 \) -a $asm = yes ] && ! cpp_check "" "" "defined(__SSE__)" && define __SSE__
1138     PROF_GEN_CC="${QPRE}prof-gen ${QPRE}prof-dir."
1139     PROF_GEN_LD=
1140     PROF_USE_CC="${QPRE}prof-use ${QPRE}prof-dir."
1141     PROF_USE_LD=
1142 fi
1143
1144 rm -f conftest*
1145
1146 # generate exported config file
1147
1148 config_chroma_format="X264_CSP_I$chroma_format"
1149 [ "$config_chroma_format" == "X264_CSP_Iall" ] && config_chroma_format="0"
1150 cat > x264_config.h << EOF
1151 #define X264_BIT_DEPTH     $bit_depth
1152 #define X264_GPL           $x264_gpl
1153 #define X264_INTERLACED    $x264_interlaced
1154 #define X264_CHROMA_FORMAT $config_chroma_format
1155 EOF
1156
1157 # generate config files
1158
1159 cat > config.mak << EOF
1160 SRCPATH=$SRCPATH
1161 prefix=$prefix
1162 exec_prefix=$exec_prefix
1163 bindir=$bindir
1164 libdir=$libdir
1165 includedir=$includedir
1166 ARCH=$ARCH
1167 SYS=$SYS
1168 CC=$CC
1169 CFLAGS=$CFLAGS
1170 DEPMM=$DEPMM
1171 DEPMT=$DEPMT
1172 LD=$LD
1173 LDFLAGS=$LDFLAGS
1174 LIBX264=$LIBX264
1175 AR=$AR
1176 RANLIB=$RANLIB
1177 STRIP=$STRIP
1178 INSTALL=$INSTALL
1179 AS=$AS
1180 ASFLAGS=$ASFLAGS
1181 RC=$RC
1182 RCFLAGS=$RCFLAGS
1183 EXE=$EXE
1184 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
1185 DEVNULL=$DEVNULL
1186 PROF_GEN_CC=$PROF_GEN_CC
1187 PROF_GEN_LD=$PROF_GEN_LD
1188 PROF_USE_CC=$PROF_USE_CC
1189 PROF_USE_LD=$PROF_USE_LD
1190 HAVE_OPENCL=$opencl
1191 EOF
1192
1193 if [ $compiler = ICL ]; then
1194     echo '%.o: %.c' >> config.mak
1195     echo '      $(CC) $(CFLAGS) -c -Fo$@ $<' >> config.mak
1196 fi
1197
1198 if [ "$cli" = "yes" ]; then
1199     echo 'default: cli' >> config.mak
1200     echo 'install: install-cli' >> config.mak
1201 fi
1202
1203 if [ "$shared" = "yes" ]; then
1204     API=$(grep '#define X264_BUILD' < ${SRCPATH}/x264.h | cut -f 3 -d ' ')
1205     if [ "$SYS" = "WINDOWS" -o "$SYS" = "CYGWIN" ]; then
1206         echo "SONAME=libx264-$API.dll" >> config.mak
1207         if [ $compiler = ICL ]; then
1208             echo 'IMPLIBNAME=libx264.dll.lib' >> config.mak
1209             # GNU ld on windows defaults to exporting all global functions if there are no explicit __declspec(dllexport) declarations
1210             # 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
1211             echo "SOFLAGS=-dll -def:x264.def -implib:\$(IMPLIBNAME) $SOFLAGS" >> config.mak
1212             echo "EXPORTS" > x264.def
1213             # export API functions
1214             grep "^\(int\|void\|x264_t\).*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264.*\)(.*/\1/;s/open/open_$API/g" >> x264.def
1215             # export API variables/data. must be flagged with the DATA keyword
1216             grep "extern.*x264" ${SRCPATH}/x264.h | sed -e "s/.*\(x264\w*\)\W.*/\1 DATA/;" >> x264.def
1217         else
1218             echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
1219             echo "SOFLAGS=-shared -Wl,--out-implib,\$(IMPLIBNAME) -Wl,--enable-auto-image-base $SOFLAGS" >> config.mak
1220         fi
1221     elif [ "$SYS" = "MACOSX" ]; then
1222         echo "SOSUFFIX=dylib" >> config.mak
1223         echo "SONAME=libx264.$API.dylib" >> config.mak
1224         echo "SOFLAGS=-shared -dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name \$(DESTDIR)\$(libdir)/\$(SONAME) $SOFLAGS" >> config.mak
1225     elif [ "$SYS" = "SunOS" ]; then
1226         echo "SOSUFFIX=so" >> config.mak
1227         echo "SONAME=libx264.so.$API" >> config.mak
1228         echo "SOFLAGS=-shared -Wl,-h,\$(SONAME) $SOFLAGS" >> config.mak
1229     else
1230         echo "SOSUFFIX=so" >> config.mak
1231         echo "SONAME=libx264.so.$API" >> config.mak
1232         echo "SOFLAGS=-shared -Wl,-soname,\$(SONAME) $SOFLAGS" >> config.mak
1233     fi
1234     echo 'default: lib-shared' >> config.mak
1235     echo 'install: install-lib-shared' >> config.mak
1236 fi
1237
1238 if [ "$static" = "yes" ]; then
1239     echo 'default: lib-static' >> config.mak
1240     echo 'install: install-lib-static' >> config.mak
1241 fi
1242
1243 if [ "$cli_libx264" = "system" ] ; then
1244     if [ "$shared" = "yes" ]; then
1245         CLI_LIBX264='$(SONAME)'
1246     elif ${cross_prefix}pkg-config --exists x264 2>/dev/null; then
1247         LDFLAGSCLI="$LDFLAGSCLI $(${cross_prefix}pkg-config --libs x264)"
1248         CLI_LIBX264=
1249     else
1250         die "Can not find system libx264"
1251     fi
1252 else
1253     CLI_LIBX264='$(LIBX264)'
1254 fi
1255 echo "LDFLAGSCLI = $LDFLAGSCLI" >> config.mak
1256 echo "CLI_LIBX264 = $CLI_LIBX264" >> config.mak
1257
1258 ${SRCPATH}/version.sh "${SRCPATH}" >> x264_config.h
1259
1260 cat > x264.pc << EOF
1261 prefix=$prefix
1262 exec_prefix=$exec_prefix
1263 libdir=$libdir
1264 includedir=$includedir
1265
1266 Name: x264
1267 Description: H.264 (MPEG4 AVC) encoder library
1268 Version: $(grep POINTVER < x264_config.h | sed -e 's/.* "//; s/".*//')
1269 Libs: -L$libdir -lx264 $([ "$shared" = "yes" ] || echo $libpthread $libm $libdl)
1270 Libs.private: $([ "$shared" = "yes" ] && echo $libpthread $libm $libdl)
1271 Cflags: -I$includedir
1272 EOF
1273
1274 filters="crop select_every"
1275 gpl_filters=""
1276 [ $swscale = yes ] && filters="resize $filters"
1277 [ $gpl = yes ] && filters="$filters $gpl_filters"
1278
1279 cat > conftest.log <<EOF
1280 platform:      $ARCH
1281 system:        $SYS
1282 cli:           $cli
1283 libx264:       $cli_libx264
1284 shared:        $shared
1285 static:        $static
1286 asm:           $asm
1287 interlaced:    $interlaced
1288 avs:           $avs
1289 lavf:          $lavf
1290 ffms:          $ffms
1291 mp4:           $mp4
1292 gpl:           $gpl
1293 thread:        $thread
1294 opencl:        $opencl
1295 filters:       $filters
1296 debug:         $debug
1297 gprof:         $gprof
1298 strip:         $strip
1299 PIC:           $pic
1300 visualize:     $vis
1301 bit depth:     $bit_depth
1302 chroma format: $chroma_format
1303 EOF
1304
1305 echo >> config.log
1306 cat conftest.log >> config.log
1307 cat conftest.log
1308 rm conftest.log
1309
1310 [ "$SRCPATH" != "." ] && ln -sf ${SRCPATH}/Makefile ./Makefile
1311 mkdir -p common/{arm,ppc,sparc,x86} encoder extras filters/video input output tools
1312
1313 echo
1314 echo "You can run 'make' or 'make fprofiled' now."
1315