configure

   1 #!/bin/sh
   2 #
   3 # FFmpeg configure script
   4 #
   5 # Copyright (c) 2000, 2001, 2002 Fabrice Bellard
   6 # Copyright (c) 2005-2006 Diego Biurrun
   7 # Copyright (c) 2005-2006 Mans Rullgard
   8 #
   9
  10 # make sure we are running under a compatible shell
  11 # try to make this part work with most shells
  12
  13 try_exec(){
  14     echo "Trying shell $1"
  15     type "$1" >/dev/null 2>&1 && exec "$@"
  16 }
  17
  18 unset foo
  19 (: ${foo%%bar}) 2>/dev/null
  20 E1="$?"
  21
  22 (: ${foo?}) 2>/dev/null
  23 E2="$?"
  24
  25 if test "$E1" != 0 || test "$E2" = 0; then
  26     echo "Broken shell detected.  Trying alternatives."
  27     export FF_CONF_EXEC
  28     if test "0$FF_CONF_EXEC" -lt 1; then
  29         FF_CONF_EXEC=1
  30         try_exec bash "$0" "$@"
  31     fi
  32     if test "0$FF_CONF_EXEC" -lt 2; then
  33         FF_CONF_EXEC=2
  34         try_exec ksh "$0" "$@"
  35     fi
  36     if test "0$FF_CONF_EXEC" -lt 3; then
  37         FF_CONF_EXEC=3
  38         try_exec /usr/xpg4/bin/sh "$0" "$@"
  39     fi
  40     echo "No compatible shell script interpreter found."
  41     echo "This configure script requires a POSIX-compatible shell"
  42     echo "such as bash or ksh."
  43     echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
  44     echo "Instead, install a working POSIX-compatible shell."
  45     echo "Disabling this configure test will create a broken FFmpeg."
  46     if test "$BASH_VERSION" = '2.04.0(1)-release'; then
  47         echo "This bash version ($BASH_VERSION) is broken on your platform."
  48         echo "Upgrade to a later version if available."
  49     fi
  50     exit 1
  51 fi
  52
  53 show_help(){
  54   echo "Usage: configure [options]"
  55   echo "Options: [defaults in brackets after descriptions]"
  56   echo
  57   echo "Standard options:"
  58   echo "  --help                   print this message"
  59   echo "  --log[=FILE|yes|no]      log tests and output to FILE [config.err]"
  60   echo "  --prefix=PREFIX          install in PREFIX [$PREFIX]"
  61   echo "  --libdir=DIR             install libs in DIR [PREFIX/lib]"
  62   echo "  --shlibdir=DIR           install shared libs in DIR [PREFIX/lib]"
  63   echo "  --incdir=DIR             install includes in DIR [PREFIX/include/ffmpeg]"
  64   echo "  --mandir=DIR             install man page in DIR [PREFIX/man]"
  65   echo "  --enable-static          build static libraries [default=yes]"
  66   echo "  --disable-static         do not build static libraries [default=no]"
  67   echo "  --enable-shared          build shared libraries [default=no]"
  68   echo "  --disable-shared         do not build shared libraries [default=yes]"
  69   echo "  --enable-gpl             allow use of GPL code, the resulting libav*"
  70   echo "                           and ffmpeg will be under GPL [default=no]"
  71   echo "  --enable-pp              enable GPLed postprocessing support [default=no]"
  72   echo "  --enable-swscaler        software scaler support [default=no]"
  73   echo "  --enable-beosthreads     use BeOS threads [default=no]"
  74   echo "  --enable-pthreads        use pthreads [default=no]"
  75   echo "  --enable-w32threads      use Win32 threads [default=no]"
  76   echo "  --enable-x11grab         enable X11 grabbing [default=no]"
  77   echo
  78   echo "External library support:"
  79   echo "  --enable-sunmlib         use Sun medialib [default=no]"
  80   echo "  --enable-dc1394          enable IIDC-1394 grabbing using libdc1394"
  81   echo "                           and libraw1394 [default=no]"
  82   echo "  --enable-liba52          enable GPLed liba52 support [default=no]"
  83   echo "  --enable-liba52bin       open liba52.so.0 at runtime [default=no]"
  84   echo "  --enable-avisynth        allow reading AVISynth script files [default=no]"
  85   echo "  --enable-libamr-nb       enable libamr-nb floating point audio codec"
  86   echo "  --enable-libamr-wb       enable libamr-wb floating point audio codec"
  87   echo "  --enable-libfaac         enable FAAC support via libfaac [default=no]"
  88   echo "  --enable-libfaad         enable FAAD support via libfaad [default=no]"
  89   echo "  --enable-libfaadbin      open libfaad.so.0 at runtime [default=no]"
  90   echo "  --enable-libgsm          enable GSM support via libgsm [default=no]"
  91   echo "  --enable-libmp3lame      enable MP3 encoding via libmp3lame [default=no]"
  92   echo "  --enable-libnut          enable NUT (de)muxing via libnut,"
  93   echo "                           native demuxer exists [default=no]"
  94   echo "  --enable-libogg          enable Ogg muxing via libogg [default=no]"
  95   echo "  --enable-libtheora       enable Theora encoding via libtheora [default=no]"
  96   echo "  --enable-libvorbis       enable Vorbis en/decoding via libvorbis,"
  97   echo "                           native implementations exist [default=no]"
  98   echo "  --enable-libx264         enable H.264 encoding via x264 [default=no]"
  99   echo "  --enable-libxvid         enable Xvid encoding via xvidcore,"
 100   echo "                           native MPEG-4/Xvid encoder exists [default=no]"
 101   echo ""
 102   echo "Advanced options (experts only):"
 103   echo "  --source-path=PATH       path to source code [$source_path]"
 104   echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools [$cross_prefix]"
 105   echo "  --cross-compile          assume a cross-compiler is used"
 106   echo "  --target-os=OS           compiler targets OS [$targetos]"
 107   echo "  --cc=CC                  use C compiler CC [$cc]"
 108   echo "  --make=MAKE              use specified make [$make]"
 109   echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]"
 110   echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
 111   echo "  --extra-libs=ELIBS       add ELIBS [$ELIBS]"
 112   echo "  --build-suffix=SUFFIX    suffix for application specific build []"
 113   echo "  --arch=ARCH              select architecture  [$arch]"
 114   echo "  --cpu=CPU                selects the minimum cpu required (affects"
 115   echo "                           instruction selection, may crash on older CPUs)"
 116   echo "  --enable-powerpc-perf    enable performance report on PPC"
 117   echo "                           (requires enabling PMC)"
 118   echo "  --disable-mmx            disable MMX usage"
 119   echo "  --disable-armv5te        disable armv5te usage"
 120   echo "  --disable-armv6          disable armv6 usage"
 121   echo "  --disable-iwmmxt         disable iwmmxt usage"
 122   echo "  --disable-altivec        disable AltiVec usage"
 123   echo "  --disable-audio-oss      disable OSS audio support [default=no]"
 124   echo "  --disable-audio-beos     disable BeOS audio support [default=no]"
 125   echo "  --disable-v4l            disable video4linux grabbing [default=no]"
 126   echo "  --disable-v4l2           disable video4linux2 grabbing [default=no]"
 127   echo "  --disable-bktr           disable bktr video grabbing [default=no]"
 128   echo "  --disable-dv1394         disable DV1394 grabbing [default=no]"
 129   echo "  --disable-network        disable network support [default=no]"
 130   echo "  --disable-ipv6           disable ipv6 support [default=no]"
 131   echo "  --disable-zlib           disable zlib [default=no]"
 132   echo "  --disable-vhook          disable video hooking support"
 133   echo "  --disable-debug          disable debugging symbols"
 134   echo "  --disable-mpegaudio-hp   faster (but less accurate)"
 135   echo "                           MPEG audio decoding [default=no]"
 136   echo "  --enable-gray            enable full grayscale support (slower color)"
 137   echo "  --disable-ffmpeg         disable ffmpeg build"
 138   echo "  --disable-ffserver       disable ffserver build"
 139   echo "  --disable-ffplay         disable ffplay build"
 140   echo "  --enable-small           optimize for size instead of speed"
 141   echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
 142   echo "  --disable-encoder=NAME   disables encoder NAME"
 143   echo "  --enable-encoder=NAME    enables encoder NAME"
 144   echo "  --disable-decoder=NAME   disables decoder NAME"
 145   echo "  --enable-decoder=NAME    enables decoder NAME"
 146   echo "  --disable-encoders       disables all encoders"
 147   echo "  --disable-decoders       disables all decoders"
 148   echo "  --disable-muxer=NAME     disables muxer NAME"
 149   echo "  --enable-muxer=NAME      enables muxer NAME"
 150   echo "  --disable-muxers         disables all muxers"
 151   echo "  --disable-demuxer=NAME   disables demuxer NAME"
 152   echo "  --enable-demuxer=NAME    enables demuxer NAME"
 153   echo "  --disable-demuxers       disables all demuxers"
 154   echo "  --enable-parser=NAME     enables parser NAME"
 155   echo "  --disable-parser=NAME    disables parser NAME"
 156   echo "  --disable-parsers        disables all parsers"
 157   echo "  --enable-bsf=NAME        enables bitstream filter NAME"
 158   echo "  --disable-bsf=NAME       disables bitstream filter NAME"
 159   echo "  --disable-bsfs           disables all bitstream filters"
 160   echo "  --enable-protocol=NAME   enables protocol NAME"
 161   echo "  --disable-protocol=NAME  disables protocol NAME"
 162   echo "  --disable-protocols      disables all protocols"
 163   echo "  --list-decoders          show all available decoders"
 164   echo "  --list-encoders          show all available encoders"
 165   echo "  --list-muxers            show all available muxers"
 166   echo "  --list-demuxers          show all available demuxers"
 167   echo "  --list-parsers           show all available parsers"
 168   echo "  --list-protocols         show all available protocols"
 169   echo "  --list-bsfs              show all available bitstream filters"
 170   echo
 171   echo "Developer options (useful when working on FFmpeg itself):"
 172   echo "  --enable-gprof           enable profiling with gprof [$gprof]"
 173   echo "  --disable-opts           disable compiler optimizations"
 174   echo "  --enable-extra-warnings  enable more compiler warnings"
 175   echo "  --disable-strip          disable stripping of executables and shared libraries"
 176   echo ""
 177   echo "NOTE: Object files are built at the place where configure is launched."
 178   exit 1
 179 }
 180
 181 log(){
 182     echo "$@" >>$logfile
 183 }
 184
 185 log_file(){
 186     log BEGIN $1
 187     cat -n $1 >>$logfile
 188     log END $1
 189 }
 190
 191 echolog(){
 192     log "$@"
 193     echo "$@"
 194 }
 195
 196 die(){
 197     echolog "$@"
 198     cat <<EOF
 199 If you think configure made a mistake, make sure you are using the latest
 200 version from SVN.  If the latest version fails, report the problem to the
 201 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
 202 EOF
 203     if enabled logging; then
 204         cat <<EOF
 205 Include the log file "$logfile" produced by configure as this will help
 206 solving the problem.
 207 EOF
 208     else
 209 cat <<EOF
 210 Rerun configure with logging enabled (do not use --log=no), and include the
 211 log this produces with your report.
 212 EOF
 213     fi
 214     rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
 215     exit 1
 216 }
 217
 218 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
 219 toupper(){
 220     echo "$@" | tr '[a-z]' '[A-Z]'
 221 }
 222
 223 tolower(){
 224     echo "$@" | tr '[A-Z]' '[a-z]'
 225 }
 226
 227 set_all(){
 228     value=$1
 229     shift
 230     for var in $*; do
 231         eval $var=$value
 232     done
 233 }
 234
 235 pushvar(){
 236     for var in $*; do
 237         eval level=\${${var}_level:=0}
 238         eval ${var}_${level}="\$$var"
 239         eval ${var}_level=$(($level+1))
 240     done
 241 }
 242
 243 popvar(){
 244     for var in $*; do
 245         eval level=\${${var}_level:-0}
 246         test $level = 0 && continue
 247         eval level=$(($level-1))
 248         eval $var="\${${var}_${level}}"
 249         eval ${var}_level=$level
 250         eval unset ${var}_${level}
 251     done
 252 }
 253
 254 enable(){
 255     set_all yes $*
 256 }
 257
 258 disable(){
 259     set_all no $*
 260 }
 261
 262 enabled(){
 263     eval test "x\$$1" = "xyes"
 264 }
 265
 266 disabled(){
 267     eval test "x\$$1" = "xno"
 268 }
 269
 270 enabled_all(){
 271     for opt; do
 272         enabled $opt || return 1
 273     done
 274 }
 275
 276 disabled_all(){
 277     for opt; do
 278         disabled $opt || return 1
 279     done
 280 }
 281
 282 enabled_any(){
 283     for opt; do
 284         enabled $opt && return 0
 285     done
 286 }
 287
 288 disabled_any(){
 289     for opt; do
 290         disabled $opt && return 0
 291     done
 292 }
 293
 294 is_in(){
 295     value=$1
 296     shift
 297     for var in $*; do
 298         [ $var = $value ] && return 0
 299     done
 300     return 1
 301 }
 302
 303 check_deps(){
 304     for cfg; do
 305         enabled ${cfg}_checking && die "Circular dependency for $cfg."
 306         disabled ${cfg}_checking && continue
 307         enable ${cfg}_checking
 308
 309         eval dep_all="\$${cfg}_deps"
 310         eval dep_any="\$${cfg}_deps_any"
 311
 312         pushvar cfg dep_all dep_any
 313         check_deps $dep_all $dep_any
 314         popvar cfg dep_all dep_any
 315
 316         enabled_all $dep_all || disable $cfg
 317         enabled_any $dep_any || disable $cfg
 318
 319         disable ${cfg}_checking
 320     done
 321 }
 322
 323 print_config(){
 324     pfx=$1
 325     header=$2
 326     makefile=$3
 327     shift 3
 328     for cfg; do
 329         ucname="`toupper $cfg`"
 330         if enabled $cfg; then
 331             echo "#define ${pfx}${ucname} 1" >> $header
 332             echo "#define ENABLE_${ucname} 1" >> $header
 333             echo "${pfx}${ucname}=yes" >> $makefile
 334         else
 335             echo "#define ENABLE_${ucname} 0" >> $header
 336         fi
 337     done
 338 }
 339
 340 flags_saved(){
 341     (: ${SAVE_CFLAGS?}) 2>/dev/null
 342 }
 343
 344 save_flags(){
 345     flags_saved && return
 346     SAVE_CFLAGS="$CFLAGS"
 347     SAVE_LDFLAGS="$LDFLAGS"
 348     SAVE_extralibs="$extralibs"
 349 }
 350
 351 restore_flags(){
 352     flags_saved || return
 353     CFLAGS="$SAVE_CFLAGS"
 354     LDFLAGS="$SAVE_LDFLAGS"
 355     extralibs="$SAVE_extralibs"
 356     unset SAVE_CFLAGS
 357     unset SAVE_LDFLAGS
 358     unset SAVE_extralibs
 359 }
 360
 361 temp_cflags(){
 362     save_flags
 363     CFLAGS="$CFLAGS $*"
 364 }
 365
 366 temp_ldflags(){
 367     save_flags
 368     LDFLAGS="$LDFLAGS $*"
 369 }
 370
 371 temp_extralibs(){
 372     save_flags
 373     extralibs="$extralibs $*"
 374 }
 375
 376 append(){
 377     var=$1
 378     shift
 379     flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
 380     eval "$var=\"\$$var $*\""
 381 }
 382
 383 add_cflags(){
 384     append CFLAGS "$@"
 385 }
 386
 387 add_ldflags(){
 388     append LDFLAGS "$@"
 389 }
 390
 391 add_extralibs(){
 392     append extralibs "$@"
 393 }
 394
 395 check_cmd(){
 396     log "$@"
 397     "$@" >>$logfile 2>&1
 398 }
 399
 400 check_cc(){
 401     log check_cc "$@"
 402     cat >$TMPC
 403     log_file $TMPC
 404     check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
 405 }
 406
 407 check_cpp(){
 408     log check_cpp "$@"
 409     cat >$TMPC
 410     log_file $TMPC
 411     check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
 412 }
 413
 414 check_ld(){
 415     log check_ld "$@"
 416     check_cc || return
 417     flags=''
 418     libs=''
 419     for f; do
 420         test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
 421     done
 422     check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
 423 }
 424
 425 check_cflags(){
 426     log check_cflags "$@"
 427     check_cc "$@" <<EOF && add_cflags "$@"
 428 int x;
 429 EOF
 430 }
 431
 432 check_ldflags(){
 433     log check_ldflags "$@"
 434     check_ld "$@" <<EOF && add_ldflags "$@"
 435 int main(){
 436     return 0;
 437 }
 438 EOF
 439 }
 440
 441 check_header(){
 442     log check_header "$@"
 443     header=$1
 444     shift
 445     var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
 446     disable $var
 447     check_cpp "$@" <<EOF && enable $var
 448 #include <$header>
 449 int x;
 450 EOF
 451 }
 452
 453 check_func(){
 454     log check_func "$@"
 455     func=$1
 456     shift
 457     disable $func
 458     check_ld "$@" <<EOF && enable $func
 459 extern int $func();
 460 int main(){
 461     $func();
 462 }
 463 EOF
 464 }
 465
 466 check_func2(){
 467     log check_func2 "$@"
 468     headers=$1
 469     func=$2
 470     shift 2
 471     disable $func
 472     incs=""
 473     for hdr in $headers; do
 474         incs="$incs
 475 #include <$hdr>"
 476     done
 477     check_ld "$@" <<EOF && enable $func
 478 $incs
 479 int main(){
 480     (void) $func;
 481     return 0;
 482 }
 483 EOF
 484 }
 485
 486 check_lib(){
 487     log check_lib "$@"
 488     header="$1"
 489     func="$2"
 490     shift 2
 491     temp_extralibs "$@"
 492     check_header $header && check_func $func && add_extralibs "$@"
 493     err=$?
 494     restore_flags
 495     return $err
 496 }
 497
 498 check_lib2(){
 499     log check_lib2 "$@"
 500     headers="$1"
 501     func="$2"
 502     shift 2
 503     temp_extralibs "$@"
 504     check_func2 "$headers" $func && add_extralibs "$@"
 505     err=$?
 506     restore_flags
 507     return $err
 508 }
 509
 510 check_exec(){
 511     check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
 512 }
 513
 514 check_exec_crash(){
 515     code=`cat`
 516
 517     # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
 518     # are safe but may not be available everywhere.  Thus we use
 519     # raise(SIGTERM) instead.  The check is run in a subshell so we
 520     # can redirect the "Terminated" message from the shell.  SIGBUS
 521     # is not defined by standard C so it is used conditionally.
 522
 523     (check_exec "$@") >>$logfile 2>&1 <<EOF
 524 #include <signal.h>
 525 static void sighandler(int sig){
 526     raise(SIGTERM);
 527 }
 528 int main(){
 529     signal(SIGILL, sighandler);
 530     signal(SIGFPE, sighandler);
 531     signal(SIGSEGV, sighandler);
 532 #ifdef SIGBUS
 533     signal(SIGBUS, sighandler);
 534 #endif
 535     { $code }
 536 }
 537 EOF
 538 }
 539
 540 require(){
 541     name="$1"
 542     header="$2"
 543     func="$3"
 544     shift 3
 545     check_lib $header $func "$@" || die "ERROR: $name not found"
 546 }
 547
 548 require2(){
 549     name="$1"
 550     headers="$2"
 551     func="$3"
 552     shift 3
 553     check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
 554 }
 555
 556 check_foo_config(){
 557     cfg=$1
 558     pkg=$2
 559     header=$3
 560     func=$4
 561     shift 4
 562     disable $cfg
 563     check_cmd ${pkg}-config --version
 564     err=$?
 565     if test "$err" = 0; then
 566         temp_cflags `${pkg}-config --cflags`
 567         temp_extralibs `${pkg}-config --libs`
 568         check_lib "$@" $header $func && enable $cfg
 569     fi
 570     return $err
 571 }
 572
 573 apply(){
 574     file=$1
 575     shift
 576     "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
 577 }
 578
 579 COMPONENT_LIST="
 580     bsfs
 581     decoders
 582     demuxers
 583     encoders
 584     muxers
 585     parsers
 586     protocols
 587 "
 588
 589 CONFIG_LIST="
 590     $COMPONENT_LIST
 591     audio_beos
 592     audio_oss
 593     avisynth
 594     beos_netserver
 595     bktr
 596     dc1394
 597     dv1394
 598     ffmpeg
 599     ffplay
 600     ffserver
 601     gpl
 602     gprof
 603     gray
 604     ipv6
 605     liba52
 606     liba52bin
 607     libamr
 608     libamr_nb
 609     libamr_wb
 610     libfaac
 611     libfaad
 612     libfaadbin
 613     libgsm
 614     libmp3lame
 615     libnut
 616     libogg
 617     libtheora
 618     libvorbis
 619     libx264
 620     libxvid
 621     memalign_hack
 622     mpegaudio_hp
 623     network
 624     powerpc_perf
 625     pp
 626     small
 627     swscaler
 628     vhook
 629     v4l
 630     v4l2
 631     x11grab
 632     zlib
 633 "
 634
 635 THREADS_LIST='
 636     beosthreads
 637     pthreads
 638     w32threads
 639 '
 640
 641 ARCH_LIST='
 642     alpha
 643     armv4l
 644     bfin
 645     ia64
 646     m68k
 647     mips
 648     parisc
 649     powerpc
 650     s390
 651     sh4
 652     sparc
 653     sparc64
 654     x86
 655     x86_32
 656     x86_64
 657 '
 658
 659 ARCH_EXT_LIST='
 660     altivec
 661     armv5te
 662     armv6
 663     iwmmxt
 664     mmi
 665     mmx
 666     ssse3
 667 '
 668
 669 HAVE_LIST="
 670     $ARCH_EXT_LIST
 671     $THREADS_LIST
 672     altivec_h
 673     arpa_inet_h
 674     byteswap_h
 675     closesocket
 676     cmov
 677     conio_h
 678     dcbzl
 679     dev_bktr_ioctl_bt848_h
 680     dev_bktr_ioctl_meteor_h
 681     dev_ic_bt8xx_h
 682     dev_video_meteor_ioctl_meteor_h
 683     dev_video_bktr_ioctl_bt848_h
 684     dlfcn_h
 685     dlopen
 686     ebp_available
 687     ebx_available
 688     fast_64bit
 689     fast_cmov
 690     fast_unaligned
 691     fork
 692     freetype2
 693     gethrtime
 694     GetProcessTimes
 695     getrusage
 696     imlib2
 697     inet_aton
 698     lrintf
 699     machine_ioctl_bt848_h
 700     machine_ioctl_meteor_h
 701     malloc_h
 702     memalign
 703     mkstemp
 704     mlib
 705     ppc64
 706     sdl
 707     sdl_video_size
 708     soundcard_h
 709     sys_poll_h
 710     sys_soundcard_h
 711     termios_h
 712     threads
 713     winsock2_h
 714 "
 715
 716 CMDLINE_SELECT="
 717     $ARCH_EXT_LIST
 718     $CONFIG_LIST
 719     $THREADS_LIST
 720     debug
 721     extra_warnings
 722     shared
 723     static
 724 "
 725
 726 # code dependency declarations
 727
 728 # architecture extensions
 729 altivec_deps="powerpc"
 730 armv5te_deps="armv4l"
 731 armv6_deps="armv4l"
 732 iwmmxt_deps="armv4l"
 733 mmi_deps="mips"
 734 mmx_deps="x86"
 735 ssse3_deps="x86"
 736
 737 # decoders / encoders
 738 ac3_decoder_deps="gpl"
 739 dxa_decoder_deps="zlib"
 740 flashsv_decoder_deps="zlib"
 741 flashsv_encoder_deps="zlib"
 742 flv_decoder_deps="h263_decoder"
 743 h263_decoder_deps="h263_parser mpeg4video_parser"
 744 h263i_decoder_deps="h263_decoder"
 745 h264_decoder_deps="h264_parser"
 746 mpeg_xvmc_decoder_deps="xvmc"
 747 mpeg4_decoder_deps="h263_decoder"
 748 msmpeg4v1_decoder_deps="h263_decoder"
 749 msmpeg4v2_decoder_deps="h263_decoder"
 750 msmpeg4v3_decoder_deps="h263_decoder"
 751 png_decoder_deps="zlib"
 752 png_encoder_deps="zlib"
 753 svq3_decoder_deps="h264_parser"
 754 vc1_decoder_deps="h263_decoder"
 755 wmv1_decoder_deps="h263_decoder"
 756 wmv2_decoder_deps="h263_decoder"
 757 wmv3_decoder_deps="h263_decoder"
 758 zmbv_decoder_deps="zlib"
 759 zmbv_encoder_deps="zlib"
 760
 761 # external libraries
 762 mpeg4aac_decoder_deps="libfaad"
 763 liba52_decoder_deps="liba52"
 764 libamr_nb_decoder_deps="libamr_nb"
 765 libamr_nb_encoder_deps="libamr_nb"
 766 libamr_wb_decoder_deps="libamr_wb"
 767 libamr_wb_encoder_deps="libamr_wb"
 768 libfaac_encoder_deps="libfaac"
 769 libfaad_decoder_deps="libfaad"
 770 libgsm_decoder_deps="libgsm"
 771 libgsm_encoder_deps="libgsm"
 772 libgsm_ms_decoder_deps="libgsm"
 773 libgsm_ms_encoder_deps="libgsm"
 774 libmp3lame_encoder_deps="libmp3lame"
 775 libtheora_encoder_deps="libtheora"
 776 libvorbis_decoder_deps="libvorbis"
 777 libvorbis_encoder_deps="libvorbis"
 778 libx264_encoder_deps="libx264"
 779 libxvid_encoder_deps="libxvid"
 780
 781 # demuxers / muxers
 782 ac3_demuxer_deps="ac3_parser"
 783 audio_demuxer_deps_any="audio_oss audio_beos"
 784 audio_muxer_deps_any="audio_oss audio_beos"
 785 dc1394_demuxer_deps="dc1394"
 786 dv1394_demuxer_deps="dv1394"
 787 libnut_demuxer_deps="libnut"
 788 libnut_muxer_deps="libnut"
 789 mp3_demuxer_deps="mpegaudio_parser"
 790 ogg_muxer_deps="libogg"
 791 redir_demuxer_deps="network"
 792 rtp_muxer_deps="network mpegts_demuxer"
 793 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
 794 sdp_demuxer_deps="rtsp_demuxer"
 795 v4l2_demuxer_deps="v4l2"
 796 video_grab_bktr_demuxer_deps="bktr"
 797 video_grab_v4l_demuxer_deps="v4l"
 798 x11_grab_device_demuxer_deps="x11grab"
 799
 800 # protocols
 801 http_protocol_deps="network"
 802 rtp_protocol_deps="udp_protocol"
 803 tcp_protocol_deps="network"
 804 udp_protocol_deps="network"
 805
 806 # programs
 807 ffplay_deps="sdl"
 808 ffserver_deps="muxers rtp_protocol"
 809
 810
 811 # set temporary file name
 812 if test ! -z "$TMPDIR" ; then
 813     TMPDIR1="${TMPDIR}"
 814 elif test ! -z "$TEMPDIR" ; then
 815     TMPDIR1="${TEMPDIR}"
 816 else
 817     TMPDIR1="/tmp"
 818 fi
 819
 820 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
 821 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
 822 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
 823 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
 824 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
 825
 826 # default parameters
 827
 828 logging="yes"
 829 logfile="config.err"
 830
 831 # installation paths
 832 PREFIX="/usr/local"
 833 libdir='$(PREFIX)/lib'
 834 shlibdir="$libdir"
 835 incdir='$(PREFIX)/include/ffmpeg'
 836 mandir='$(PREFIX)/man'
 837 bindir='$(PREFIX)/bin'
 838
 839 # toolchain
 840 cc="gcc"
 841 ar="ar"
 842 ranlib="ranlib"
 843 make="make"
 844 strip="strip"
 845 asmalign_pot="unknown"
 846
 847 # machine
 848 arch=`uname -m`
 849 cpu="generic"
 850
 851 # OS
 852 targetos=$(tolower $(uname -s))
 853
 854 # non-library system interfaces
 855 audio_oss="yes"
 856 bktr="yes"
 857 dv1394="yes"
 858 v4l2="yes"
 859 v4l="yes"
 860
 861 # libraries
 862 zlib="yes"
 863
 864 # configurable options
 865 debug="yes"
 866 dostrip="yes"
 867 ffmpeg="yes"
 868 ffplay="yes"
 869 ffserver="yes"
 870 ipv6="yes"
 871 static="yes"
 872 mpegaudio_hp="yes"
 873 network="yes"
 874 optimize="yes"
 875 protocols="yes"
 876 vhook="default"
 877
 878 # build settings
 879 SHFLAGS='-shared -Wl,-soname,$@'
 880 VHOOKSHFLAGS='$(SHFLAGS)'
 881 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
 882 FFSERVERLDFLAGS=-Wl,-E
 883 LDCONFIG="ldconfig"
 884 LIBPREF="lib"
 885 LIBSUF=".a"
 886 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
 887 SLIBPREF="lib"
 888 SLIBSUF=".so"
 889 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
 890 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
 891 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
 892 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIB)"'
 893
 894 # find source path
 895 source_path="`dirname \"$0\"`"
 896 source_path_used="yes"
 897 if test -z "$source_path" -o "$source_path" = "." ; then
 898     source_path="`pwd`"
 899     source_path_used="no"
 900 else
 901     source_path="`cd \"$source_path\"; pwd`"
 902     echo "$source_path" | grep -q '[[:blank:]]' &&
 903       die "Out of tree builds are impossible with whitespace in source path."
 904 fi
 905
 906 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
 907     show_help
 908 fi
 909
 910 FFMPEG_CONFIGURATION="$@"
 911
 912 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
 913 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
 914 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
 915 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
 916 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
 917 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
 918 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
 919
 920 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
 921 enable $ARCH_EXT_LIST
 922
 923 die_unknown(){
 924     echo "Unknown option \"$1\"."
 925     echo "See $0 --help for available options."
 926     exit 1
 927 }
 928
 929 show_list() {
 930     for part in $*; do
 931         echo $part | sed 's/_[^_]*$//'
 932     done | sort
 933     exit 0
 934 }
 935
 936 for opt do
 937   optval="${opt#*=}"
 938   case "$opt" in
 939   --log)
 940   ;;
 941   --log=*) logging="$optval"
 942   ;;
 943   --prefix=*) PREFIX="$optval"
 944   ;;
 945   --libdir=*) libdir="$optval"
 946   ;;
 947   --shlibdir=*) shlibdir="$optval"
 948   ;;
 949   --incdir=*) incdir="$optval"
 950   ;;
 951   --mandir=*) mandir="$optval"
 952   ;;
 953   --source-path=*) source_path="$optval"
 954   ;;
 955   --cross-prefix=*) cross_prefix="$optval"
 956   ;;
 957   --cross-compile) cross_compile="yes"
 958   ;;
 959   --target-os=*) targetos="$optval"
 960   ;;
 961   --cc=*) cc="$optval"
 962   ;;
 963   --make=*) make="$optval"
 964   ;;
 965   --extra-cflags=*) add_cflags "$optval"
 966   ;;
 967   --extra-ldflags=*) add_ldflags "$optval"
 968   ;;
 969   --extra-libs=*) add_extralibs "$optval"
 970   ;;
 971   --build-suffix=*) BUILDSUF="$optval"
 972   ;;
 973   --arch=*) arch="$optval"
 974   ;;
 975   --cpu=*) cpu="$optval"
 976   ;;
 977   --disable-opts) optimize="no"
 978   ;;
 979   --enable-sunmlib) mlib="yes"
 980   ;;
 981   --disable-strip) dostrip="no"
 982   ;;
 983   --disable-encoders) disable $ENCODER_LIST
 984   ;;
 985   --disable-decoders) disable $DECODER_LIST
 986   ;;
 987   --disable-muxers) disable $MUXER_LIST
 988   ;;
 989   --disable-demuxers) disable $DEMUXER_LIST
 990   ;;
 991   --disable-parsers) disable $PARSER_LIST
 992   ;;
 993   --disable-bsfs) disable $BSF_LIST
 994   ;;
 995   --disable-protocols) disable $PROTOCOL_LIST
 996   ;;
 997   --enable-*=*|--disable-*=*)
 998   eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
 999   case "$thing" in
1000       encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1001       *) die_unknown "$opt" ;;
1002   esac
1003   ;;
1004   --enable-?*|--disable-?*)
1005   eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1006   echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1007   $action $option
1008   ;;
1009   --list-*)
1010     NAME="${opt#--list-}"
1011     is_in $NAME $COMPONENT_LIST || die_unknown $opt
1012     NAME=$(toupper ${NAME%s})
1013     eval show_list \$${NAME}_LIST
1014   ;;
1015   --help) show_help
1016   ;;
1017   *)
1018   die_unknown $opt
1019   ;;
1020   esac
1021 done
1022
1023 case "$arch" in
1024   i386|i486|i586|i686|i86pc|BePC)
1025     arch="x86_32"
1026     enable fast_unaligned
1027   ;;
1028   x86_64|amd64)
1029     arch="x86_32"
1030     enable fast_unaligned
1031     canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1032     if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1033       if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then
1034         arch="x86_64"
1035         enable fast_64bit
1036       fi
1037     fi
1038   ;;
1039   # armv4l is a subset of armv[567]*l
1040   arm|armv[4567]*l)
1041     arch="armv4l"
1042   ;;
1043   alpha)
1044     arch="alpha"
1045     enable fast_64bit
1046   ;;
1047   "Power Macintosh"|ppc|powerpc)
1048     arch="powerpc"
1049   ;;
1050   ppc64)
1051     arch="powerpc"
1052     enable fast_64bit
1053   ;;
1054   mips|mipsel|IP*)
1055     arch="mips"
1056   ;;
1057   sun4u|sparc64)
1058     arch="sparc64"
1059     enable fast_64bit
1060   ;;
1061   sparc)
1062     arch="sparc"
1063   ;;
1064   sh4)
1065     arch="sh4"
1066   ;;
1067   parisc)
1068     arch="parisc"
1069   ;;
1070   parisc64)
1071     arch="parisc"
1072     enable fast_64bit
1073   ;;
1074   s390|s390x)
1075     arch="s390"
1076   ;;
1077   m68k)
1078     arch="m68k"
1079   ;;
1080   ia64)
1081     arch="ia64"
1082     enable fast_64bit
1083   ;;
1084   bfin)
1085     arch="bfin"
1086   ;;
1087   *)
1088     arch="unknown"
1089   ;;
1090 esac
1091
1092 enable $arch
1093 enabled_any x86_32 x86_64 && enable x86
1094 enabled     sparc64       && enable sparc
1095
1096 # OS specific
1097 osextralibs="-lm"
1098 case $targetos in
1099   beos|haiku|zeta)
1100     PREFIX="$HOME/config"
1101     # helps building libavcodec
1102     add_cflags "-DPIC -fomit-frame-pointer"
1103     # 3 gcc releases known for BeOS, each with ugly bugs
1104     gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1105     case "$gcc_version" in
1106       2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1107         mmx="no"
1108         ;;
1109       *20010315*) echo "BeBits gcc"
1110         add_cflags "-fno-expensive-optimizations"
1111         ;;
1112     esac
1113     LDCONFIG="echo ignoring ldconfig"
1114     SHFLAGS=-nostart
1115     # disable Linux things
1116     dv1394="no"
1117     # enable BeOS things
1118     disabled audio_beos || enable_audio_beos
1119     # no need for libm, but the inet stuff
1120     # Check for BONE
1121     # XXX: actually should check for NOT net_server
1122     if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1123         osextralibs="-lbind -lsocket"
1124     else
1125         beos_netserver="yes"
1126         osextralibs="-lnet"
1127     fi ;;
1128   sunos)
1129     dv1394="no"
1130     FFSERVERLDFLAGS=""
1131     SHFLAGS="-shared -Wl,-h,\$@"
1132     add_extralibs "-lsocket -lnsl"
1133     ;;
1134   netbsd)
1135     dv1394="no"
1136     add_extralibs "-lossaudio"
1137     ;;
1138   openbsd)
1139     dv1394="no"
1140     need_memalign="no"
1141     LIBOBJFLAGS="\$(PIC)"
1142     LDCONFIG="ldconfig -m \$(SHLIBDIR)"
1143     SHFLAGS='-shared'
1144     SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1145     SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1146     SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1147     add_extralibs "-lossaudio"
1148     ;;
1149   freebsd)
1150     dv1394="no"
1151     need_memalign="no"
1152     add_cflags "-pthread"
1153     ;;
1154   gnu/kfreebsd)
1155     dv1394="no"
1156     add_cflags "-pthread"
1157     ;;
1158   bsd/os)
1159     dv1394="no"
1160     osextralibs="-lpoll -lgnugetopt -lm"
1161     strip="strip -d"
1162     ;;
1163   darwin)
1164     dv1394="no"
1165     need_memalign="no"
1166     SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(SHLIBDIR)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1167     VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1168     osextralibs=""
1169     strip="strip -x"
1170     FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1171     SLIBSUF=".dylib"
1172     SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1173     SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1174     FFSERVERLDFLAGS=-Wl,-bind_at_load
1175     ;;
1176   mingw32*)
1177     targetos=mingw32
1178     shlibdir="$bindir"
1179     dv1394="no"
1180     VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1181     VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1182     if enabled swscaler; then
1183         VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1184         VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1185     fi
1186     ffserver="no"
1187     SLIBPREF=""
1188     SLIBSUF=".dll"
1189     EXESUF=".exe"
1190     SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1191     SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1192     SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1193     SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(SHLIBDIR)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1194     SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1195     enabled network && add_extralibs -lws2_32
1196     ;;
1197   cygwin*)
1198     targetos=cygwin
1199     shlibdir="$bindir"
1200     dv1394="no"
1201     VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1202     VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1203     if enabled swscaler; then
1204         VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1205         VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1206     fi
1207     osextralibs=""
1208     EXESUF=".exe"
1209     SLIBPREF="cyg"
1210     SLIBSUF=".dll"
1211     SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1212     SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1213     SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1214     ;;
1215   linux)
1216     LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1217     ;;
1218   irix*)
1219     targetos=irix
1220     ranlib="echo ignoring ranlib"
1221     ;;
1222   *)
1223     targetos="${targetos}-UNKNOWN"
1224     ;;
1225 esac
1226
1227 add_extralibs $osextralibs
1228
1229 if ! disabled logging ; then
1230     enabled logging || logfile="$logging"
1231     echo "# $0 $@" >$logfile
1232     set >>$logfile
1233 else
1234     logfile=/dev/null
1235 fi
1236
1237 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1238 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1239
1240 test -n "$cross_prefix" && cross_compile=yes
1241 cc="${cross_prefix}${cc}"
1242 ar="${cross_prefix}${ar}"
1243 ranlib="${cross_prefix}${ranlib}"
1244 strip="${cross_prefix}${strip}"
1245
1246 # we need to build at least one lib type
1247 if ! enabled_any static shared; then
1248     cat <<EOF
1249 At least one library type must be built.
1250 Specify --enable-static to build the static libraries or --enable-shared to
1251 build the shared libraries as well. To only build the shared libraries specify
1252 --disable-static in addition to --enable-shared.
1253 EOF
1254     exit 1;
1255 fi
1256
1257 if disabled static; then
1258     LIB=""
1259 fi
1260
1261 if ! enabled libogg; then
1262     enabled libtheora && die "libogg must be enabled to enable libtheora."
1263     enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1264 fi
1265
1266 if enabled_any libfaad libfaadbin ; then
1267     if check_header faad.h; then
1268         check_cc << EOF
1269 #include <faad.h>
1270 #ifndef FAAD2_VERSION
1271 ok faad1
1272 #endif
1273 int main( void ) { return 0; }
1274 EOF
1275         test $? = 0 && enable libfaad2
1276     else
1277         die "FAAD test failed."
1278     fi
1279 fi
1280
1281
1282 if ! enabled gpl; then
1283     die_gpl_disabled(){
1284         name=$1
1285         shift
1286         enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1287     }
1288     die_gpl_disabled "The Postprocessing code" pp
1289     die_gpl_disabled "liba52"                  liba52
1290     die_gpl_disabled "libx264"                 libx264
1291     die_gpl_disabled "libxvidcore"             libxvid
1292     die_gpl_disabled "FAAD2"                   libfaad2
1293     die_gpl_disabled "The X11 grabber"         x11grab
1294     die_gpl_disabled "The software scaler"     swscaler
1295 fi
1296
1297 check_deps $ARCH_EXT_LIST
1298
1299 test -z "$need_memalign" && need_memalign="$mmx"
1300
1301 #Darwin CC versions
1302 if test $targetos = darwin; then
1303     if test -n "`$cc -v 2>&1 | grep xlc`"; then
1304         add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1305     else
1306         add_cflags "-no-cpp-precomp -pipe"
1307         check_cflags "-force_cpusubtype_ALL"
1308         check_cflags "-Wno-sign-compare"
1309         disabled shared && add_cflags -mdynamic-no-pic
1310     fi
1311 fi
1312
1313 disabled optimize || add_cflags -fomit-frame-pointer
1314
1315 # Add processor-specific flags
1316 if test $cpu != "generic"; then
1317     warn_altivec(){
1318         $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1319     }
1320     case $cpu in
1321         601|ppc601|PowerPC601)
1322             add_cflags "-mcpu=601"
1323             warn_altivec enabled PPC601
1324         ;;
1325         603*|ppc603*|PowerPC603*)
1326             add_cflags "-mcpu=603"
1327             warn_altivec enabled PPC603
1328         ;;
1329         604*|ppc604*|PowerPC604*)
1330             add_cflags "-mcpu=604"
1331             warn_altivec enabled PPC604
1332         ;;
1333         G3|g3|75*|ppc75*|PowerPC75*)
1334             add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1335             warn_altivec enabled PPC75x
1336         ;;
1337         G4|g4|745*|ppc745*|PowerPC745*)
1338             add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1339             warn_altivec disabled PPC745x
1340         ;;
1341         74*|ppc74*|PowerPC74*)
1342             add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1343             warn_altivec disabled PPC74xx
1344         ;;
1345         G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1346             add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1347             warn_altivec disabled PPC970
1348             enable ppc64
1349         ;;
1350         Cell|CELL|cell)
1351             add_cflags "-mcpu=cell"
1352             warn_altivec disabled Cell
1353             enable ppc64
1354         ;;
1355         # targets that do NOT support conditional mov (cmov)
1356         i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1357             add_cflags "-march=$cpu"
1358             cmov="no"
1359         ;;
1360         # targets that do support conditional mov (cmov)
1361         i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1362             add_cflags "-march=$cpu"
1363             cmov="yes"
1364             fast_cmov="yes"
1365         ;;
1366         # targets that do support conditional mov but on which it's slow
1367         pentium4|prescott|nocona)
1368             add_cflags "-march=$cpu"
1369             cmov="yes"
1370             fast_cmov="no"
1371         ;;
1372         sparc64)
1373             add_cflags "-mcpu=v9"
1374         ;;
1375         bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1376             add_cflags "-mfdpic"
1377             add_ldflags "-mfdpic"
1378         ;;
1379         *)
1380         echo "WARNING: Unknown CPU \"$cpu\", ignored."
1381         ;;
1382     esac
1383 fi
1384
1385 gnu_make(){
1386     $1 --version 2>&1 | grep -q GNU
1387 }
1388
1389 if ! gnu_make $make; then
1390     gnu_make gmake && make=gmake || die "GNU make not found."
1391 fi
1392
1393 # make sure we can execute files in $TMPDIR
1394 cat >$TMPE 2>>$logfile <<EOF
1395 #! /bin/sh
1396 EOF
1397 chmod +x $TMPE >>$logfile 2>&1
1398 if ! $TMPE >>$logfile 2>&1; then
1399     cat <<EOF
1400 Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1401 variable to another directory and make sure that $TMPDIR1 is not mounted
1402 noexec.
1403 EOF
1404     die "Sanity test failed."
1405 fi
1406 rm $TMPE
1407
1408 # compiler sanity check
1409 check_exec <<EOF
1410 int main(){
1411     return 0;
1412 }
1413 EOF
1414 if test "$?" != 0; then
1415     echo "$cc is unable to create an executable file."
1416     if test -z "$cross_prefix" && ! enabled cross_compile ; then
1417         echo "If $cc is a cross-compiler, use the --cross-compile option."
1418         echo "Only do this if you know what cross compiling means."
1419     fi
1420     die "C compiler test failed."
1421 fi
1422
1423 if enabled x86; then
1424     # check whether EBP is available on x86
1425     # As 'i' is stored on the stack, this program will crash
1426     # if the base pointer is used to access it because the
1427     # base pointer is cleared in the inline assembly code.
1428     check_exec_crash <<EOF && enable ebp_available
1429     volatile int i=0;
1430     asm volatile (
1431         "xorl %%ebp, %%ebp"
1432     ::: "%ebp");
1433     return i;
1434 EOF
1435
1436     # check wether EBX is available on x86
1437     check_cc <<EOF && enable ebx_available
1438 int main(){
1439     asm volatile ("":::"%ebx");
1440 }
1441 EOF
1442
1443     # check whether binutils is new enough to compile SSSE3
1444     enabled ssse3 && check_cc <<EOF || disable ssse3
1445 int main(){
1446     asm volatile ("pabsw %xmm0, %xmm0");
1447 }
1448 EOF
1449 fi
1450
1451 # check for assembler specific support
1452
1453 if test $arch = "powerpc"; then
1454 check_cc <<EOF && dcbzl=yes
1455 int main(void) {
1456     register long zero = 0;
1457     char data[1024];
1458     asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1459 return 0;
1460 }
1461 EOF
1462 fi
1463
1464 # check for SIMD availability
1465
1466 # AltiVec flags: The FSF version of GCC differs from the Apple version
1467 if enabled altivec; then
1468     if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1469         add_cflags "-faltivec"
1470     else
1471         add_cflags "-maltivec -mabi=altivec"
1472     fi
1473
1474     check_header altivec.h
1475
1476     # check if our compiler supports Motorola AltiVec C API
1477     if enabled altivec_h; then
1478         inc_altivec_h="#include <altivec.h>"
1479     else
1480         inc_altivec_h=
1481     fi
1482     check_cc <<EOF || altivec=no
1483 $inc_altivec_h
1484 int main(void) {
1485     vector signed int v1, v2, v3;
1486     v1 = vec_add(v2,v3);
1487     return 0;
1488 }
1489 EOF
1490 fi
1491
1492 # check armv5te instructions support
1493 enabled armv5te && check_cc <<EOF || disable armv5te
1494 int main(void) {
1495     __asm__ __volatile__ ("qadd r0, r0, r0");
1496 }
1497 EOF
1498
1499 enabled armv6 && check_cc <<EOF || disable armv6
1500 int main(void) {
1501     __asm__ __volatile__ ("sadd16 r0, r0, r0");
1502 }
1503 EOF
1504
1505 # check iwmmxt support
1506 enabled iwmmxt && check_cc <<EOF || disable iwmmxt
1507 int main(void) {
1508     __asm__ __volatile__ ("wunpckelub wr6, wr4");
1509 }
1510 EOF
1511
1512 # check if our compiler supports mmi
1513 enabled mmi && check_cc <<EOF || mmi="no"
1514 int main(void) {
1515     __asm__ ("lq \$2, 0(\$2)");
1516     return 0;
1517 }
1518 EOF
1519
1520 # ---
1521 # big/little-endian test
1522 check_cc <<EOF || die "endian test failed"
1523 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1524 EOF
1525 strings $TMPO | grep -q BIGE && enable bigendian
1526
1527 # ---
1528 # check availability of some header files
1529
1530 check_header malloc.h
1531 check_func memalign
1532
1533 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1534     die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1535 fi
1536
1537 check_header byteswap.h
1538
1539 check_func mkstemp
1540 check_func gethrtime
1541
1542 check_header termios.h
1543 check_header conio.h
1544
1545 check_header arpa/inet.h
1546 check_header winsock2.h
1547
1548 check_func inet_aton
1549 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1550
1551 # ffserver uses poll(),
1552 # if it's not found we can emulate it using select().
1553 if enabled ffserver; then
1554     check_header sys/poll.h
1555 fi
1556
1557 # check for some common methods of building with pthread support
1558 # do this before the optional library checks as some of them require pthreads
1559 if enabled pthreads; then
1560     if check_func pthread_create; then
1561         :
1562     elif check_func pthread_create -pthread; then
1563         add_cflags -pthread
1564         add_ldflags -pthread
1565     elif check_func pthread_create -pthreads; then
1566         add_cflags -pthreads
1567         add_ldflags -pthreads
1568     elif ! check_lib pthread.h pthread_create -lpthread; then
1569         die "ERROR: can't find pthreads library"
1570     fi
1571 fi
1572
1573 for thread in $THREADS_LIST; do
1574     if enabled $thread; then
1575         if test -n "$thread_type"; then
1576             die "ERROR: Only one thread type must be selected."
1577         else
1578             thread_type="$thread"
1579         fi
1580     fi
1581 done
1582
1583 # test for lrintf in math.h
1584 check_exec <<EOF && lrintf=yes || lrintf=no
1585 #define _ISOC9X_SOURCE  1
1586 #include <math.h>
1587 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1588 EOF
1589
1590 enabled_any libamr_nb libamr_wb && enable libamr
1591
1592 # these are off by default, so fail if requested and not available
1593 enabled liba52     && require liba52 a52dec/a52.h a52_init -la52
1594 enabled libamr_nb  && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1595 enabled libamr_wb  && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1596 enabled libgsm     && require libgsm gsm.h gsm_create -lgsm
1597 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1598 enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg
1599 enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1600 enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg
1601 enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut
1602 enabled libx264    && require x264 x264.h x264_encoder_open -lx264
1603 enabled libxvid    && require Xvid xvid.h xvid_global -lxvidcore
1604 enabled dc1394     && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1605 enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1606 enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1607 enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1608 enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1609
1610 # disable the native AC-3 decoder if liba52 is enabled
1611 enabled liba52 && disable ac3_decoder
1612
1613 _restrict=
1614 for restrict_keyword in restrict __restrict__ __restrict; do
1615     check_cc <<EOF && _restrict=$restrict_keyword && break
1616 void foo(char * $restrict_keyword p);
1617 EOF
1618 done
1619
1620 # dlopen/dlfcn.h probing
1621
1622 check_header dlfcn.h
1623
1624 if check_func dlopen; then
1625     ldl=
1626 elif check_func dlopen -ldl; then
1627     ldl=-ldl
1628 fi
1629
1630 check_func getrusage
1631 check_func2 windows.h GetProcessTimes
1632
1633 check_func fork
1634 check_func closesocket ||
1635     check_func2 winsock2.h closesocket
1636
1637 test "$vhook" = "default" && vhook="$dlopen"
1638
1639 enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1640
1641 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1642     vhook="no"
1643     echo
1644     echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1645     echo "Patches welcome."
1646     echo
1647 fi
1648
1649 if enabled vhook; then
1650     check_ldflags -rdynamic
1651     check_ldflags -export-dynamic
1652 fi
1653
1654 enabled audio_beos && add_extralibs "-lmedia -lbe"
1655
1656 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1657 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1658
1659 ##########################################
1660 # SDL check
1661
1662 sdl_too_old=no
1663 sdl=no
1664 SDL_CONFIG="${cross_prefix}sdl-config"
1665 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1666     sdl_cflags=`"${SDL_CONFIG}" --cflags`
1667     temp_cflags $sdl_cflags
1668     temp_extralibs `"${SDL_CONFIG}" --libs`
1669     if check_lib SDL.h SDL_Init; then
1670         _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1671         if test "$_sdlversion" -lt 121 ; then
1672             sdl_too_old=yes
1673         else
1674             sdl=yes
1675             check_cc $sdl_cflags <<EOF && enable sdl_video_size
1676 #include <SDL.h>
1677 int main(void){
1678     const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1679     int w = vi->current_w;
1680     return 0;
1681 }
1682 EOF
1683         fi
1684     fi
1685     restore_flags
1686 fi
1687
1688 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1689
1690 ##########################################
1691 # IPv6 check
1692
1693 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1694 #include <sys/types.h>
1695 #include <sys/socket.h>
1696 #include <netinet/in.h>
1697 #include <netdb.h>
1698 int main( void ) {
1699   struct sockaddr_storage saddr;
1700   struct ipv6_mreq mreq6;
1701   getaddrinfo(0,0,0,0);
1702   getnameinfo(0,0,0,0,0,0,0);
1703   IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1704 }
1705 EOF
1706
1707 enabled v4l  && check_header linux/videodev.h  || disable v4l
1708 enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1709
1710 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1711 if enabled bktr; then
1712     { check_header dev/bktr/ioctl_meteor.h &&
1713       check_header dev/bktr/ioctl_bt848.h; } ||
1714     { check_header machine/ioctl_meteor.h &&
1715       check_header machine/ioctl_bt848.h; } ||
1716     { check_header dev/video/meteor/ioctl_meteor.h &&
1717       check_header dev/video/bktr/ioctl_bt848.h; } ||
1718     check_header dev/ic/bt8xx.h ||
1719     disable bktr
1720 fi
1721
1722 enabled audio_oss &&
1723     check_header sys/soundcard.h ||
1724     check_header soundcard.h ||
1725     disable audio_oss
1726
1727 # Deal with the x11 frame grabber
1728 enabled x11grab                         &&
1729 enabled gpl                             &&
1730 enabled x11_grab_device_demuxer         &&
1731 check_header X11/Xlib.h                 &&
1732 check_header X11/extensions/XShm.h      &&
1733 check_func XOpenDisplay -lX11           &&
1734 check_func XShmCreateImage -lX11 -lXext &&
1735 add_extralibs -lX11 -lXext              ||
1736 disable x11_grab_device_demuxer
1737
1738 enabled debug && add_cflags -g
1739
1740 # add some useful compiler flags if supported
1741 check_cflags -Wdeclaration-after-statement
1742 check_cflags -Wall
1743 check_cflags -Wno-switch
1744 check_cflags -Wdisabled-optimization
1745 check_cflags -Wpointer-arith
1746 check_cflags -Wredundant-decls
1747 check_cflags -Wno-pointer-sign
1748 enabled extra_warnings && check_cflags -Winline
1749
1750 # add some linker flags
1751 check_ldflags -Wl,--warn-common
1752 check_ldflags $LDLATEFLAGS
1753
1754 if enabled small; then
1755     check_cflags -Os            # not all compilers support -Os
1756     optimize="small"
1757 elif enabled optimize; then
1758     if test -n "`$cc -v 2>&1 | grep xlc`"; then
1759         add_cflags  "-O5"
1760         add_ldflags "-O5"
1761     else
1762         add_cflags "-O3"
1763     fi
1764 fi
1765
1766 # PIC flags for shared library objects where they are needed
1767 if enabled shared; then
1768     # LIBOBJFLAGS may have already been set in the OS configuration
1769     if test -z "$LIBOBJFLAGS" ; then
1770         case "$arch" in
1771             x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1772         esac
1773     fi
1774 fi
1775
1776 if enabled gprof; then
1777     add_cflags  "-p"
1778     add_ldflags "-p"
1779 fi
1780
1781 VHOOKCFLAGS="-fPIC"
1782
1783 # find if .align arg is power-of-two or not
1784 if test $asmalign_pot = "unknown"; then
1785     asmalign_pot="no"
1786     echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1787 fi
1788
1789 enabled_any $ENCODER_LIST  && enable encoders
1790 enabled_any $DECODER_LIST  && enable decoders
1791 enabled_any $MUXER_LIST    && enable muxers
1792 enabled_any $DEMUXER_LIST  && enable demuxers
1793 enabled_any $PROTOCOL_LIST && enable protocols
1794 enabled_any $BSF_LIST      && enable bsfs
1795
1796 enabled_any $THREADS_LIST  && enable threads
1797
1798 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1799     $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1800
1801 enabled libogg    && append pkg_requires "ogg >= 1.1"
1802 enabled libtheora && append pkg_requires "theora"
1803 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1804 enabled dc1394    && append pkg_requires "libraw1394"
1805
1806 echo "install prefix            $PREFIX"
1807 echo "source path               $source_path"
1808 echo "C compiler                $cc"
1809 echo "make                      $make"
1810 echo ".align is power-of-two    $asmalign_pot"
1811 echo "ARCH                      $arch ($cpu)"
1812 if test "$BUILDSUF" != ""; then
1813     echo "build suffix              $BUILDSUF"
1814 fi
1815 echo "big-endian                ${bigendian-no}"
1816 if test $arch = "x86_32" -o $arch = "x86_64"; then
1817     echo "MMX enabled               ${mmx-no}"
1818     echo "CMOV enabled              ${cmov-no}"
1819     echo "CMOV is fast              ${fast_cmov-no}"
1820 fi
1821 if test $arch = "armv4l"; then
1822     echo "ARMv5TE enabled           ${armv5te-no}"
1823     echo "ARMv6 enabled             ${armv6-no}"
1824     echo "IWMMXT enabled            ${iwmmxt-no}"
1825 fi
1826 if test $arch = "mips"; then
1827     echo "MMI enabled               ${mmi-no}"
1828 fi
1829 if test $arch = "powerpc"; then
1830     echo "AltiVec enabled           ${altivec-no}"
1831     echo "dcbzl available           ${dcbzl-no}"
1832 fi
1833 echo "gprof enabled             ${gprof-no}"
1834 echo "debug symbols             ${debug-no}"
1835 echo "strip symbols             ${dostrip-no}"
1836 echo "optimize                  ${optimize-no}"
1837 echo "static                    ${static-no}"
1838 echo "shared                    ${shared-no}"
1839 echo "postprocessing support    ${pp-no}"
1840 echo "software scaler enabled   ${swscaler-no}"
1841 echo "video hooking             ${vhook-no}"
1842 if enabled vhook; then
1843     echo "Imlib2 support            ${imlib2-no}"
1844     echo "FreeType support          ${freetype2-no}"
1845 fi
1846 echo "network support           ${network-no}"
1847 if enabled network; then
1848     echo "IPv6 support              ${ipv6-no}"
1849 fi
1850 echo "threading support         ${thread_type-no}"
1851 echo "SDL support               ${sdl-no}"
1852 if enabled sdl_too_old; then
1853     echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1854 fi
1855 echo "Sun medialib support      ${mlib-no}"
1856 echo "AVISynth enabled          ${avisynth-no}"
1857 echo "liba52 support            ${liba52-no}"
1858 echo "liba52 dlopened           ${liba52bin-no}"
1859 echo "libamr-nb support         ${libamr_nb-no}"
1860 echo "libamr-wb support         ${libamr_wb-no}"
1861 echo "libfaac enabled           ${libfaac-no}"
1862 echo "libfaad enabled           ${libfaad-no}"
1863 echo "libfaad dlopened          ${libfaadbin-no}"
1864 echo "libgsm enabled            ${libgsm-no}"
1865 echo "libmp3lame enabled        ${libmp3lame-no}"
1866 echo "libnut enabled            ${libnut-no}"
1867 echo "libogg enabled            ${libogg-no}"
1868 echo "libtheora enabled         ${libtheora-no}"
1869 echo "libvorbis enabled         ${libvorbis-no}"
1870 echo "x264 enabled              ${libx264-no}"
1871 echo "XviD enabled              ${libxvid-no}"
1872 echo "zlib enabled              ${zlib-no}"
1873 if ! enabled gpl; then
1874     echo "License: LGPL"
1875 else
1876     echo "License: GPL"
1877 fi
1878
1879 echo "Creating config.mak and config.h..."
1880
1881 echo "# Automatically generated by configure - do not modify!" > config.mak
1882 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1883 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1884
1885 echo "PREFIX=$PREFIX" >> config.mak
1886 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1887 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1888 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1889 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1890 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1891 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1892 echo "MAKE=$make" >> config.mak
1893 echo "CC=$cc" >> config.mak
1894 echo "AR=$ar" >> config.mak
1895 echo "RANLIB=$ranlib" >> config.mak
1896 if enabled dostrip; then
1897     echo "STRIP=$strip" >> config.mak
1898 else
1899     echo "STRIP=echo ignoring strip" >> config.mak
1900 fi
1901
1902 echo "OPTFLAGS=$CFLAGS" >> config.mak
1903 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1904 echo "LDFLAGS=$LDFLAGS" >> config.mak
1905 echo "LDCONFIG=$LDCONFIG" >> config.mak
1906 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1907 echo "SHFLAGS=$SHFLAGS" >> config.mak
1908 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1909 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1910 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1911 echo "BUILD_STATIC=$static" >> config.mak
1912 echo "BUILDSUF=$BUILDSUF" >> config.mak
1913 echo "LIBPREF=$LIBPREF" >> config.mak
1914 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1915 echo "LIB=$LIB" >> config.mak
1916 echo "SLIBPREF=$SLIBPREF" >> config.mak
1917 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1918 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1919
1920 if enabled bigendian; then
1921   echo "WORDS_BIGENDIAN=yes" >> config.mak
1922   echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1923 fi
1924 if enabled mmx; then
1925   echo "#define __CPU__ 586" >> $TMPH
1926 fi
1927
1928 if enabled sdl; then
1929   echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1930   echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1931 fi
1932 if enabled texi2html; then
1933   echo "BUILD_DOC=yes" >> config.mak
1934 fi
1935
1936 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1937 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1938 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1939 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1940 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1941
1942
1943
1944 if enabled shared; then
1945   echo "BUILD_SHARED=yes" >> config.mak
1946   echo "PIC=-fPIC -DPIC" >> config.mak
1947   echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1948   echo "SPPVERSION=$pp_version" >> config.mak
1949   echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1950   echo "LAVCVERSION=$lavc_version" >> config.mak
1951   echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1952   echo "LAVFVERSION=$lavf_version" >> config.mak
1953   echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1954   echo "LAVUVERSION=$lavu_version" >> config.mak
1955   echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1956   echo "SWSVERSION=$sws_version" >> config.mak
1957   echo "SLIBNAME=${SLIBNAME}" >> config.mak
1958   echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1959   echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1960   echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1961   echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1962 fi
1963 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1964 echo "EXTRALIBS=$extralibs" >> config.mak
1965
1966 print_config ARCH_   $TMPH config.mak $ARCH_LIST
1967 print_config HAVE_   $TMPH config.mak $HAVE_LIST
1968 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST   \
1969                                       $DECODER_LIST  \
1970                                       $ENCODER_LIST  \
1971                                       $PARSER_LIST   \
1972                                       $BSF_LIST      \
1973                                       $DEMUXER_LIST  \
1974                                       $MUXER_LIST    \
1975                                       $PROTOCOL_LIST \
1976
1977 if test "$targetos" = darwin; then
1978   echo "#define CONFIG_DARWIN 1"  >> $TMPH
1979 fi
1980
1981 echo "#define restrict $_restrict" >> $TMPH
1982
1983 if enabled small; then
1984   echo "#define av_always_inline"  >> $TMPH
1985 fi
1986
1987 echo "SRC_PATH=\"$source_path\"" >> config.mak
1988 echo "SRC_PATH_BARE=$source_path" >> config.mak
1989 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1990
1991 # Apparently it's not possible to portably echo a backslash.
1992 if enabled asmalign_pot; then
1993   printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1994 else
1995   printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1996 fi
1997
1998
1999 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2000 if ! cmp -s $TMPH config.h; then
2001         mv -f $TMPH config.h
2002 else
2003         echo "config.h is unchanged"
2004 fi
2005
2006 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2007
2008 # build tree in object directory if source path is different from current one
2009 if enabled source_path_used; then
2010     DIRS="\
2011          doc \
2012          libavcodec \
2013          libavcodec/alpha \
2014          libavcodec/armv4l \
2015          libavcodec/bfin \
2016          libavcodec/i386 \
2017          libavcodec/mlib \
2018          libavcodec/ppc \
2019          libavcodec/sh4 \
2020          libavcodec/sparc \
2021          libavformat \
2022          libavutil \
2023          libpostproc \
2024          libswscale \
2025          tests \
2026          tools \
2027          vhook \
2028          "
2029     FILES="\
2030           Makefile \
2031           common.mak \
2032           doc/texi2pod.pl \
2033           libavcodec/Makefile \
2034           libavformat/Makefile \
2035           libavutil/Makefile \
2036           libpostproc/Makefile \
2037           libswscale/Makefile \
2038           "
2039     for dir in $DIRS ; do
2040             mkdir -p $dir
2041     done
2042     for f in $FILES ; do
2043         ln -sf "$source_path/$f" $f
2044     done
2045 fi
2046
2047
2048 # build pkg-config files
2049 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2050
2051 pkgconfig_generate(){
2052 name=$1
2053 comment=$2
2054 version=$3
2055 libs=$4
2056 requires=$5
2057 include=$6
2058 cat <<EOF >$name.pc
2059 prefix=$PREFIX
2060 exec_prefix=\${prefix}
2061 libdir=\${exec_prefix}/lib
2062 includedir=\${prefix}/include
2063
2064 Name: $name
2065 Description: $comment
2066 Version: $version
2067 Requires: $requires
2068 Conflicts:
2069 Libs: -L\${libdir} $libs
2070 Cflags: -I\${includedir} -I\${includedir}/$include
2071 EOF
2072 }
2073
2074 pkgconfig_generate_uninstalled(){
2075 name=$1
2076 shortname=${name#lib}
2077 comment=$2
2078 version=$3
2079 libs=$4
2080 requires=$5
2081 cat <<EOF >$name-uninstalled.pc
2082 prefix=
2083 exec_prefix=
2084 libdir=\${pcfiledir}/$name
2085 includedir=\${pcfiledir}/$name
2086
2087 Name: $name
2088 Description: $comment
2089 Version: $version
2090 Requires: $requires
2091 Conflicts:
2092 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2093 Cflags: -I\${includedir}
2094 EOF
2095 }
2096
2097 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2098 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2099
2100 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2101 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2102
2103 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2104 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2105
2106 if enabled pp; then
2107   pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2108   pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2109 fi
2110
2111 if enabled swscaler; then
2112   pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2113   pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2114 else
2115   pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2116   pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2117   apply libswscale.pc sed s/^Libs:.*$/Libs:/
2118   apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2119 fi