configure

   1 #!/bin/sh
   2 #
   3 # FFmpeg configure script
   4 #
   5 # Copyright (c) 2000-2002 Fabrice Bellard
   6 # Copyright (c) 2005-2008 Diego Biurrun
   7 # Copyright (c) 2005-2008 Mans Rullgard
   8 #
   9
  10 # Prevent locale nonsense from breaking basic text processing.
  11 LC_ALL=C
  12 export LC_ALL
  13
  14 # make sure we are running under a compatible shell
  15 # try to make this part work with most shells
  16
  17 try_exec(){
  18     echo "Trying shell $1"
  19     type "$1" > /dev/null 2>&1 && exec "$@"
  20 }
  21
  22 unset foo
  23 (: ${foo%%bar}) 2> /dev/null
  24 E1="$?"
  25
  26 (: ${foo?}) 2> /dev/null
  27 E2="$?"
  28
  29 if test "$E1" != 0 || test "$E2" = 0; then
  30     echo "Broken shell detected.  Trying alternatives."
  31     export FF_CONF_EXEC
  32     if test "0$FF_CONF_EXEC" -lt 1; then
  33         FF_CONF_EXEC=1
  34         try_exec bash "$0" "$@"
  35     fi
  36     if test "0$FF_CONF_EXEC" -lt 2; then
  37         FF_CONF_EXEC=2
  38         try_exec ksh "$0" "$@"
  39     fi
  40     if test "0$FF_CONF_EXEC" -lt 3; then
  41         FF_CONF_EXEC=3
  42         try_exec /usr/xpg4/bin/sh "$0" "$@"
  43     fi
  44     echo "No compatible shell script interpreter found."
  45     echo "This configure script requires a POSIX-compatible shell"
  46     echo "such as bash or ksh."
  47     echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
  48     echo "Instead, install a working POSIX-compatible shell."
  49     echo "Disabling this configure test will create a broken FFmpeg."
  50     if test "$BASH_VERSION" = '2.04.0(1)-release'; then
  51         echo "This bash version ($BASH_VERSION) is broken on your platform."
  52         echo "Upgrade to a later version if available."
  53     fi
  54     exit 1
  55 fi
  56
  57 show_help(){
  58   echo "Usage: configure [options]"
  59   echo "Options: [defaults in brackets after descriptions]"
  60   echo
  61   echo "Standard options:"
  62   echo "  --help                   print this message"
  63   echo "  --logfile=FILE           log tests and output to FILE [config.err]"
  64   echo "  --disable-logging        do not log configure debug information"
  65   echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
  66   echo "  --bindir=DIR             install binaries in DIR [PREFIX/bin]"
  67   echo "  --libdir=DIR             install libs in DIR [PREFIX/lib]"
  68   echo "  --shlibdir=DIR           install shared libs in DIR [PREFIX/lib]"
  69   echo "  --incdir=DIR             install includes in DIR [PREFIX/include]"
  70   echo "  --mandir=DIR             install man page in DIR [PREFIX/share/man]"
  71   echo "  --enable-static          build static libraries [yes]"
  72   echo "  --disable-static         do not build static libraries [no]"
  73   echo "  --enable-shared          build shared libraries [no]"
  74   echo "  --disable-shared         do not build shared libraries [yes]"
  75   echo "  --enable-gpl             allow use of GPL code, the resulting libs"
  76   echo "                           and binaries will be under GPL [no]"
  77   echo "  --enable-nonfree         allow use of nonfree code, the resulting libs"
  78   echo "                           and binaries will be unredistributable [no]"
  79   echo "  --enable-postproc        enable GPLed postprocessing support [no]"
  80   echo "  --enable-swscale         enable GPLed software scaler support [no]"
  81   echo "  --enable-avfilter        video filter support (replaces vhook) [no]"
  82   echo "  --enable-avfilter-lavf   video filters dependent on avformat [no]"
  83   echo "  --disable-vhook          disable video hooking support"
  84   echo "  --enable-beosthreads     use BeOS threads [no]"
  85   echo "  --enable-os2threads      use OS/2 threads [no]"
  86   echo "  --enable-pthreads        use pthreads [no]"
  87   echo "  --enable-w32threads      use Win32 threads [no]"
  88   echo "  --enable-x11grab         enable X11 grabbing [no]"
  89   echo
  90   echo "External library support:"
  91   echo "  --enable-mlib            enable Sun medialib [no]"
  92   echo "  --enable-avisynth        enable reading of AVISynth script files [no]"
  93   echo "  --enable-bzlib           enable bzlib [no]"
  94   echo "  --enable-libamr-nb       enable libamr-nb floating point audio codec"
  95   echo "  --enable-libamr-wb       enable libamr-wb floating point audio codec"
  96   echo "  --enable-libdc1394       enable IIDC-1394 grabbing using libdc1394"
  97   echo "                           and libraw1394 [no]"
  98   echo "  --enable-libdirac        enable Dirac support via libdirac [no]"
  99   echo "  --enable-libfaac         enable FAAC support via libfaac [no]"
 100   echo "  --enable-libfaad         enable FAAD support via libfaad [no]"
 101   echo "  --enable-libfaadbin      open libfaad.so.0 at runtime [no]"
 102   echo "  --enable-libgsm          enable GSM support via libgsm [no]"
 103   echo "  --enable-libmp3lame      enable MP3 encoding via libmp3lame [no]"
 104   echo "  --enable-libnut          enable NUT (de)muxing via libnut,"
 105   echo "                           native (de)muxer exists [no]"
 106   echo "  --enable-libschroedinger enable Dirac support via libschroedinger [no]"
 107   echo "  --enable-libspeex        enable Speex decoding via libspeex [no]"
 108   echo "  --enable-libtheora       enable Theora encoding via libtheora [no]"
 109   echo "  --enable-libvorbis       enable Vorbis encoding via libvorbis,"
 110   echo "                           native implementation exists [no]"
 111   echo "  --enable-libx264         enable H.264 encoding via x264 [no]"
 112   echo "  --enable-libxvid         enable Xvid encoding via xvidcore,"
 113   echo "                           native MPEG-4/Xvid encoder exists [no]"
 114   echo "  --enable-zlib            enable zlib [no]"
 115   echo ""
 116   echo "Advanced options (experts only):"
 117   echo "  --source-path=PATH       path to source code [$source_path]"
 118   echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools [$cross_prefix]"
 119   echo "  --enable-cross-compile   assume a cross-compiler is used"
 120   echo "  --target-os=OS           compiler targets OS [$target_os]"
 121   echo "  --target-exec=CMD        command to run executables on target"
 122   echo "  --target-path=DIR        path to view of build directory on target"
 123   echo "  --cc=CC                  use C compiler CC [$cc]"
 124   echo "  --host-cc=HOSTCC         use host C compiler HOSTCC"
 125   echo "  --host-cflags=HCFLAGS    use HCFLAGS when compiling for host"
 126   echo "  --host-ldflags=HLDFLAGS  use HLDFLAGS when linking for host"
 127   echo "  --host-libs=HLIBS        use libs HLIBS when linking for host"
 128   echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]"
 129   echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
 130   echo "  --extra-libs=ELIBS       add ELIBS [$ELIBS]"
 131   echo "  --extra-version=STRING   version string suffix []"
 132   echo "  --build-suffix=SUFFIX    library name suffix []"
 133   echo "  --arch=ARCH              select architecture [$arch]"
 134   echo "  --cpu=CPU                select the minimum required CPU (affects"
 135   echo "                           instruction selection, may crash on older CPUs)"
 136   echo "  --enable-powerpc-perf    enable performance report on PPC"
 137   echo "                           (requires enabling PMC)"
 138   echo "  --disable-altivec        disable AltiVec optimizations"
 139   echo "  --disable-mmx            disable MMX optimizations"
 140   echo "  --disable-mmx2           disable MMX2 optimizations"
 141   echo "  --disable-ssse3          disable SSSE3 optimizations"
 142   echo "  --disable-armv5te        disable armv5te optimizations"
 143   echo "  --disable-armv6          disable armv6 optimizations"
 144   echo "  --disable-armvfp         disable ARM VFP optimizations"
 145   echo "  --disable-iwmmxt         disable iwmmxt optimizations"
 146   echo "  --disable-mmi            disable MMI optimizations"
 147   echo "  --disable-neon           disable neon optimizations"
 148   echo "  --disable-vis            disable VIS optimizations"
 149   echo "  --disable-network        disable network support [no]"
 150   echo "  --disable-ipv6           disable IPv6 support [no]"
 151   echo "  --disable-mpegaudio-hp   faster (but less accurate)"
 152   echo "                           MPEG audio decoding [no]"
 153   echo "  --disable-fft            disable FFT code"
 154   echo "  --disable-golomb         disable Golomb code"
 155   echo "  --disable-mdct           disable MDCT code"
 156   echo "  --enable-gray            enable full grayscale support (slower color)"
 157   echo "  --disable-ffmpeg         disable ffmpeg build"
 158   echo "  --disable-ffplay         disable ffplay build"
 159   echo "  --disable-ffserver       disable ffserver build"
 160   echo "  --enable-small           optimize for size instead of speed"
 161   echo "  --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
 162   echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
 163   echo "  --enable-beos-netserver  enable BeOS netserver"
 164   echo "  --disable-encoder=NAME   disable encoder NAME"
 165   echo "  --enable-encoder=NAME    enable encoder NAME"
 166   echo "  --disable-encoders       disable all encoders"
 167   echo "  --disable-decoder=NAME   disable decoder NAME"
 168   echo "  --enable-decoder=NAME    enable decoder NAME"
 169   echo "  --disable-decoders       disable all decoders"
 170   echo "  --disable-muxer=NAME     disable muxer NAME"
 171   echo "  --enable-muxer=NAME      enable muxer NAME"
 172   echo "  --disable-muxers         disable all muxers"
 173   echo "  --disable-demuxer=NAME   disable demuxer NAME"
 174   echo "  --enable-demuxer=NAME    enable demuxer NAME"
 175   echo "  --disable-demuxers       disable all demuxers"
 176   echo "  --enable-parser=NAME     enable parser NAME"
 177   echo "  --disable-parser=NAME    disable parser NAME"
 178   echo "  --disable-parsers        disable all parsers"
 179   echo "  --enable-bsf=NAME        enable bitstream filter NAME"
 180   echo "  --disable-bsf=NAME       disable bitstream filter NAME"
 181   echo "  --disable-bsfs           disable all bitstream filters"
 182   echo "  --enable-protocol=NAME   enable protocol NAME"
 183   echo "  --disable-protocol=NAME  disable protocol NAME"
 184   echo "  --disable-protocols      disable all protocols"
 185   echo "  --disable-indevs         disable input devices"
 186   echo "  --disable-outdevs        disable output devices"
 187   echo "  --disable-devices        disable all devices"
 188   echo "  --enable-filter=NAME     enable filter NAME"
 189   echo "  --disable-filter=NAME    disable filter NAME"
 190   echo "  --disable-filters        disable all filters"
 191   echo "  --list-decoders          show all available decoders"
 192   echo "  --list-encoders          show all available encoders"
 193   echo "  --list-muxers            show all available muxers"
 194   echo "  --list-demuxers          show all available demuxers"
 195   echo "  --list-parsers           show all available parsers"
 196   echo "  --list-protocols         show all available protocols"
 197   echo "  --list-bsfs              show all available bitstream filters"
 198   echo "  --list-indevs            show all available input devices"
 199   echo "  --list-outdevs           show all available output devices"
 200   echo "  --list-filters           show all available filters"
 201   echo
 202   echo "Developer options (useful when working on FFmpeg itself):"
 203   echo "  --disable-debug          disable debugging symbols"
 204   echo "  --enable-debug=LEVEL     set the debug level [$debuglevel]"
 205   echo "  --enable-gprof           enable profiling with gprof [$gprof]"
 206   echo "  --disable-optimizations  disable compiler optimizations"
 207   echo "  --enable-extra-warnings  enable more compiler warnings"
 208   echo "  --disable-stripping      disable stripping of executables and shared libraries"
 209   echo ""
 210   echo "NOTE: Object files are built at the place where configure is launched."
 211   exit 0
 212 }
 213
 214 log(){
 215     echo "$@" >> $logfile
 216 }
 217
 218 log_file(){
 219     log BEGIN $1
 220     pr -n -t $1 >> $logfile
 221     log END $1
 222 }
 223
 224 echolog(){
 225     log "$@"
 226     echo "$@"
 227 }
 228
 229 die(){
 230     echolog "$@"
 231     cat <<EOF
 232 If you think configure made a mistake, make sure you are using the latest
 233 version from SVN.  If the latest version fails, report the problem to the
 234 ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
 235 EOF
 236     if disabled logging; then
 237         cat <<EOF
 238 Rerun configure with logging enabled (do not use --disable-logging), and
 239 include the log this produces with your report.
 240 EOF
 241     else
 242 cat <<EOF
 243 Include the log file "$logfile" produced by configure as this will help
 244 solving the problem.
 245 EOF
 246     fi
 247     rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
 248     exit 1
 249 }
 250
 251 # Avoid locale weirdness, besides we really just want to translate ASCII.
 252 toupper(){
 253     echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
 254 }
 255
 256 tolower(){
 257     echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
 258 }
 259
 260 set_all(){
 261     value=$1
 262     shift
 263     for var in $*; do
 264         eval $var=$value
 265     done
 266 }
 267
 268 set_weak(){
 269     value=$1
 270     shift
 271     for var; do
 272         eval : \${$var:=$value}
 273     done
 274 }
 275
 276 pushvar(){
 277     for var in $*; do
 278         eval level=\${${var}_level:=0}
 279         eval ${var}_${level}="\$$var"
 280         eval ${var}_level=$(($level+1))
 281     done
 282 }
 283
 284 popvar(){
 285     for var in $*; do
 286         eval level=\${${var}_level:-0}
 287         test $level = 0 && continue
 288         eval level=$(($level-1))
 289         eval $var="\${${var}_${level}}"
 290         eval ${var}_level=$level
 291         eval unset ${var}_${level}
 292     done
 293 }
 294
 295 enable(){
 296     set_all yes $*
 297 }
 298
 299 disable(){
 300     set_all no $*
 301 }
 302
 303 enable_weak(){
 304     set_weak yes $*
 305 }
 306
 307 disable_weak(){
 308     set_weak no $*
 309 }
 310
 311 do_enable_deep(){
 312     for var; do
 313         enabled $var && continue
 314         eval sel="\$${var}_select"
 315         eval sgs="\$${var}_suggest"
 316         pushvar var sgs
 317         enable_deep $sel
 318         popvar sgs
 319         enable_deep_weak $sgs
 320         popvar var
 321     done
 322 }
 323
 324 enable_deep(){
 325     do_enable_deep $*
 326     enable $*
 327 }
 328
 329 enable_deep_weak(){
 330     do_enable_deep $*
 331     enable_weak $*
 332 }
 333
 334 enabled(){
 335     test "${1#!}" = "$1" && op== || op=!=
 336     eval test "x\$${1#!}" $op "xyes"
 337 }
 338
 339 disabled(){
 340     test "${1#!}" = "$1" && op== || op=!=
 341     eval test "x\$${1#!}" $op "xno"
 342 }
 343
 344 enabled_all(){
 345     for opt; do
 346         enabled $opt || return 1
 347     done
 348 }
 349
 350 disabled_all(){
 351     for opt; do
 352         disabled $opt || return 1
 353     done
 354 }
 355
 356 enabled_any(){
 357     for opt; do
 358         enabled $opt && return 0
 359     done
 360 }
 361
 362 disabled_any(){
 363     for opt; do
 364         disabled $opt && return 0
 365     done
 366     return 1
 367 }
 368
 369 set_default(){
 370     for opt; do
 371         eval : \${$opt:=\$${opt}_default}
 372     done
 373 }
 374
 375 is_in(){
 376     value=$1
 377     shift
 378     for var in $*; do
 379         [ $var = $value ] && return 0
 380     done
 381     return 1
 382 }
 383
 384 check_deps(){
 385     for cfg; do
 386         cfg="${cfg#!}"
 387         enabled ${cfg}_checking && die "Circular dependency for $cfg."
 388         disabled ${cfg}_checking && continue
 389         enable ${cfg}_checking
 390
 391         eval dep_all="\$${cfg}_deps"
 392         eval dep_any="\$${cfg}_deps_any"
 393         eval dep_sel="\$${cfg}_select"
 394         eval dep_sgs="\$${cfg}_suggest"
 395
 396         pushvar cfg dep_all dep_any dep_sel dep_sgs
 397         check_deps $dep_all $dep_any $dep_sel $dep_sgs
 398         popvar cfg dep_all dep_any dep_sel dep_sgs
 399
 400         enabled_all  $dep_all || disable $cfg
 401         enabled_any  $dep_any || disable $cfg
 402         disabled_any $dep_sel && disable $cfg
 403
 404         if enabled $cfg; then
 405             eval dep_extralibs="\$${cfg}_extralibs"
 406             test -n "$dep_extralibs" && add_extralibs $dep_extralibs
 407             enable_deep $dep_sel
 408             enable_deep_weak $dep_sgs
 409         fi
 410
 411         disable ${cfg}_checking
 412     done
 413 }
 414
 415 print_config(){
 416     pfx=$1
 417     header=$2
 418     makefile=$3
 419     shift 3
 420     for cfg; do
 421         ucname="`toupper $cfg`"
 422         if enabled $cfg; then
 423             echo "#define ${pfx}${ucname} 1" >> $header
 424             echo "#define ENABLE_${ucname} 1" >> $header
 425             echo "${pfx}${ucname}=yes" >> $makefile
 426         else
 427             echo "#define ENABLE_${ucname} 0" >> $header
 428         fi
 429     done
 430 }
 431
 432 flags_saved(){
 433     (: ${SAVE_CFLAGS?}) 2> /dev/null
 434 }
 435
 436 save_flags(){
 437     flags_saved && return
 438     SAVE_CFLAGS="$CFLAGS"
 439     SAVE_LDFLAGS="$LDFLAGS"
 440     SAVE_extralibs="$extralibs"
 441 }
 442
 443 restore_flags(){
 444     flags_saved || return
 445     CFLAGS="$SAVE_CFLAGS"
 446     LDFLAGS="$SAVE_LDFLAGS"
 447     extralibs="$SAVE_extralibs"
 448     unset SAVE_CFLAGS
 449     unset SAVE_LDFLAGS
 450     unset SAVE_extralibs
 451 }
 452
 453 temp_cflags(){
 454     save_flags
 455     CFLAGS="$CFLAGS $*"
 456 }
 457
 458 temp_ldflags(){
 459     save_flags
 460     LDFLAGS="$LDFLAGS $*"
 461 }
 462
 463 temp_extralibs(){
 464     save_flags
 465     extralibs="$extralibs $*"
 466 }
 467
 468 append(){
 469     var=$1
 470     shift
 471     flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
 472     eval "$var=\"\$$var $*\""
 473 }
 474
 475 add_cflags(){
 476     append CFLAGS "$@"
 477 }
 478
 479 add_ldflags(){
 480     append LDFLAGS "$@"
 481 }
 482
 483 add_extralibs(){
 484     append extralibs "$@"
 485 }
 486
 487 check_cmd(){
 488     log "$@"
 489     "$@" >> $logfile 2>&1
 490 }
 491
 492 check_cc(){
 493     log check_cc "$@"
 494     cat > $TMPC
 495     log_file $TMPC
 496     check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
 497 }
 498
 499 check_cpp(){
 500     log check_cpp "$@"
 501     cat > $TMPC
 502     log_file $TMPC
 503     check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
 504 }
 505
 506 check_asm(){
 507     log check_asm "$@"
 508     name="$1"
 509     asm="$2"
 510     shift 2
 511     check_cc "$@" <<EOF && enable $name || disable $name
 512 int foo(void){ __asm__ volatile($asm); }
 513 EOF
 514 }
 515
 516 check_yasm(){
 517     log check_yasm "$@"
 518     echo "$1" > $TMPS
 519     log_file $TMPS
 520     shift 1
 521     check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
 522 }
 523
 524 check_ld(){
 525     log check_ld "$@"
 526     check_cc || return
 527     flags=''
 528     libs=''
 529     for f; do
 530         test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
 531     done
 532     check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
 533 }
 534
 535 check_cflags(){
 536     log check_cflags "$@"
 537     check_cc "$@" <<EOF && add_cflags "$@"
 538 int x;
 539 EOF
 540 }
 541
 542 check_ldflags(){
 543     log check_ldflags "$@"
 544     check_ld "$@" <<EOF && add_ldflags "$@"
 545 int main(void){ return 0; }
 546 EOF
 547 }
 548
 549 check_header(){
 550     log check_header "$@"
 551     header=$1
 552     shift
 553     var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
 554     disable $var
 555     check_cpp "$@" <<EOF && enable $var
 556 #include <$header>
 557 int x;
 558 EOF
 559 }
 560
 561 check_func(){
 562     log check_func "$@"
 563     func=$1
 564     shift
 565     disable $func
 566     check_ld "$@" <<EOF && enable $func
 567 extern int $func();
 568 int main(void){ $func(); }
 569 EOF
 570 }
 571
 572 check_func_headers(){
 573     log check_func_headers "$@"
 574     headers=$1
 575     func=$2
 576     shift 2
 577     disable $func
 578     incs=""
 579     for hdr in $headers; do
 580         incs="$incs
 581 #include <$hdr>"
 582     done
 583     check_ld "$@" <<EOF && enable $func
 584 $incs
 585 int main(int argc, char **argv){
 586     (void) $func;
 587     return 0;
 588 }
 589 EOF
 590 }
 591
 592 check_cpp_condition(){
 593     log check_cpp_condition "$@"
 594     header=$1
 595     condition=$2
 596     check_cpp <<EOF
 597 #include <$header>
 598 #if !($condition)
 599 #error "unsatisfied condition: $condition"
 600 #endif
 601 EOF
 602 }
 603
 604 check_lib(){
 605     log check_lib "$@"
 606     header="$1"
 607     func="$2"
 608     shift 2
 609     temp_extralibs "$@"
 610     check_header $header && check_func $func && add_extralibs "$@"
 611     err=$?
 612     restore_flags
 613     return $err
 614 }
 615
 616 check_lib2(){
 617     log check_lib2 "$@"
 618     headers="$1"
 619     func="$2"
 620     shift 2
 621     temp_extralibs "$@"
 622     check_func_headers "$headers" $func && add_extralibs "$@"
 623     err=$?
 624     restore_flags
 625     return $err
 626 }
 627
 628 check_exec(){
 629     check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
 630 }
 631
 632 check_exec_crash(){
 633     code=`cat`
 634
 635     # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
 636     # are safe but may not be available everywhere.  Thus we use
 637     # raise(SIGTERM) instead.  The check is run in a subshell so we
 638     # can redirect the "Terminated" message from the shell.  SIGBUS
 639     # is not defined by standard C so it is used conditionally.
 640
 641     (check_exec "$@") >> $logfile 2>&1 <<EOF
 642 #include <signal.h>
 643 static void sighandler(int sig){
 644     raise(SIGTERM);
 645 }
 646 int main(void){
 647     signal(SIGILL, sighandler);
 648     signal(SIGFPE, sighandler);
 649     signal(SIGSEGV, sighandler);
 650 #ifdef SIGBUS
 651     signal(SIGBUS, sighandler);
 652 #endif
 653     { $code }
 654 }
 655 EOF
 656 }
 657
 658 check_type(){
 659     log check_type "$@"
 660     headers=$1
 661     type=$2
 662     shift 2
 663     disable $type
 664     incs=""
 665     for hdr in $headers; do
 666         incs="$incs
 667 #include <$hdr>"
 668     done
 669     check_cc "$@" <<EOF && enable $type
 670 $incs
 671 $type v;
 672 EOF
 673 }
 674
 675 require(){
 676     name="$1"
 677     header="$2"
 678     func="$3"
 679     shift 3
 680     check_lib $header $func "$@" || die "ERROR: $name not found"
 681 }
 682
 683 require2(){
 684     name="$1"
 685     headers="$2"
 686     func="$3"
 687     shift 3
 688     check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
 689 }
 690
 691 check_foo_config(){
 692     cfg=$1
 693     pkg=$2
 694     header=$3
 695     func=$4
 696     shift 4
 697     disable $cfg
 698     check_cmd ${pkg}-config --version
 699     err=$?
 700     if test "$err" = 0; then
 701         temp_cflags `${pkg}-config --cflags`
 702         temp_extralibs `${pkg}-config --libs`
 703         check_lib "$@" $header $func && enable $cfg
 704     fi
 705     return $err
 706 }
 707
 708 apply(){
 709     file=$1
 710     shift
 711     "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
 712 }
 713
 714 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
 715 # system-dependent things.
 716
 717 COMPONENT_LIST="
 718     bsfs
 719     decoders
 720     demuxers
 721     encoders
 722     filters
 723     indevs
 724     muxers
 725     outdevs
 726     parsers
 727     protocols
 728 "
 729
 730 CONFIG_LIST="
 731     $COMPONENT_LIST
 732     avfilter
 733     avfilter_lavf
 734     avisynth
 735     beos_netserver
 736     bzlib
 737     ffmpeg
 738     ffplay
 739     ffserver
 740     fft
 741     golomb
 742     gpl
 743     gprof
 744     gray
 745     hardcoded_tables
 746     ipv6
 747     libamr_nb
 748     libamr_wb
 749     libdc1394
 750     libdirac
 751     libfaac
 752     libfaad
 753     libfaadbin
 754     libgsm
 755     libmp3lame
 756     libnut
 757     libschroedinger
 758     libspeex
 759     libtheora
 760     libvorbis
 761     libx264
 762     libxvid
 763     mdct
 764     memalign_hack
 765     mlib
 766     mpegaudio_hp
 767     network
 768     nonfree
 769     postproc
 770     powerpc_perf
 771     small
 772     swscale
 773     vhook
 774     x11grab
 775     zlib
 776 "
 777
 778 THREADS_LIST='
 779     beosthreads
 780     os2threads
 781     pthreads
 782     w32threads
 783 '
 784
 785 ARCH_LIST='
 786     alpha
 787     armv4l
 788     bfin
 789     ia64
 790     m68k
 791     mips
 792     parisc
 793     powerpc
 794     s390
 795     sh4
 796     sparc
 797     sparc64
 798     x86
 799     x86_32
 800     x86_64
 801 '
 802
 803 ARCH_EXT_LIST='
 804     altivec
 805     armv5te
 806     armv6
 807     armvfp
 808     iwmmxt
 809     mmi
 810     mmx
 811     mmx2
 812     neon
 813     ssse3
 814     vdpau
 815     vis
 816 '
 817
 818 HAVE_LIST="
 819     $ARCH_EXT_LIST
 820     $THREADS_LIST
 821     altivec_h
 822     arpa_inet_h
 823     bswap
 824     closesocket
 825     cmov
 826     conio_h
 827     dcbzl
 828     dev_bktr_ioctl_bt848_h
 829     dev_bktr_ioctl_meteor_h
 830     dev_ic_bt8xx_h
 831     dev_video_meteor_ioctl_meteor_h
 832     dev_video_bktr_ioctl_bt848_h
 833     dlfcn_h
 834     dlopen
 835     dos_paths
 836     ebp_available
 837     ebx_available
 838     fast_64bit
 839     fast_cmov
 840     fast_unaligned
 841     fork
 842     freetype2
 843     gethrtime
 844     GetProcessTimes
 845     getrusage
 846     imlib2
 847     inet_aton
 848     inline_asm
 849     libdc1394_1
 850     libdc1394_2
 851     llrint
 852     lrint
 853     lrintf
 854     machine_ioctl_bt848_h
 855     machine_ioctl_meteor_h
 856     malloc_h
 857     memalign
 858     mkstemp
 859     pld
 860     ppc64
 861     round
 862     roundf
 863     sdl
 864     sdl_video_size
 865     socklen_t
 866     soundcard_h
 867     poll_h
 868     sys_mman_h
 869     sys_resource_h
 870     sys_select_h
 871     sys_soundcard_h
 872     sys_videoio_h
 873     termios_h
 874     threads
 875     winsock2_h
 876     yasm
 877 "
 878
 879 # options emitted with CONFIG_ prefix but not available on command line
 880 CONFIG_EXTRA="
 881     fft_mmx
 882     oldscaler
 883 "
 884
 885 CMDLINE_SELECT="
 886     $ARCH_EXT_LIST
 887     $CONFIG_LIST
 888     $THREADS_LIST
 889     cross_compile
 890     debug
 891     extra_warnings
 892     logging
 893     optimizations
 894     shared
 895     static
 896     stripping
 897 "
 898
 899 PATHS_LIST='
 900     bindir
 901     incdir
 902     libdir
 903     mandir
 904     prefix
 905     shlibdir
 906 '
 907
 908 CMDLINE_SET="
 909     $PATHS_LIST
 910     arch
 911     build_suffix
 912     cc
 913     cpu
 914     cross_prefix
 915     extra_version
 916     host_cc
 917     host_cflags
 918     host_ldflags
 919     host_libs
 920     logfile
 921     source_path
 922     target_exec
 923     target_os
 924     target_path
 925 "
 926
 927 # code dependency declarations
 928
 929 # architecture extensions
 930 altivec_deps="powerpc"
 931 armv5te_deps="armv4l"
 932 armv6_deps="armv4l"
 933 armvfp_deps="armv4l"
 934 iwmmxt_deps="armv4l"
 935 mmi_deps="mips"
 936 mmx_deps="x86"
 937 mmx2_deps="x86 mmx"
 938 neon_deps="armv4l"
 939 ssse3_deps="x86"
 940 vis_deps="sparc"
 941
 942 # common features
 943 fft_suggest="fft_mmx"
 944 fft_mmx_deps="mmx yasm"
 945 oldscaler_deps="!swscale"
 946
 947 # decoders / encoders
 948 aac_decoder_select="fft mdct"
 949 ac3_decoder_deps="gpl"
 950 ac3_decoder_select="fft mdct"
 951 atrac3_decoder_select="fft mdct"
 952 cavs_decoder_select="golomb"
 953 cook_decoder_select="fft mdct"
 954 cscd_decoder_suggest="zlib"
 955 dca_decoder_select="fft mdct"
 956 dxa_decoder_select="zlib"
 957 eac3_decoder_deps="gpl"
 958 eac3_decoder_select="fft mdct"
 959 ffv1_decoder_select="golomb"
 960 flac_decoder_select="golomb"
 961 flac_encoder_select="golomb"
 962 flashsv_decoder_select="zlib"
 963 flashsv_encoder_select="zlib"
 964 h264_decoder_select="golomb"
 965 imc_decoder_select="fft mdct"
 966 jpegls_decoder_select="golomb"
 967 jpegls_encoder_select="golomb"
 968 loco_decoder_select="golomb"
 969 mpeg_xvmc_decoder_deps="xvmc"
 970 nellymoser_decoder_select="fft mdct"
 971 nellymoser_encoder_select="fft mdct"
 972 png_decoder_select="zlib"
 973 png_encoder_select="zlib"
 974 qdm2_decoder_select="fft mdct"
 975 shorten_decoder_select="golomb"
 976 sonic_decoder_select="golomb"
 977 sonic_encoder_select="golomb"
 978 sonic_ls_encoder_select="golomb"
 979 svq3_decoder_select="golomb"
 980 svq3_decoder_suggest="zlib"
 981 tiff_decoder_suggest="zlib"
 982 tiff_encoder_suggest="zlib"
 983 tscc_decoder_select="zlib"
 984 vorbis_decoder_select="fft mdct"
 985 vorbis_encoder_select="fft mdct"
 986 wmav1_decoder_select="fft mdct"
 987 wmav1_encoder_select="fft mdct"
 988 wmav2_decoder_select="fft mdct"
 989 wmav2_encoder_select="fft mdct"
 990 zlib_decoder_select="zlib"
 991 zlib_encoder_select="zlib"
 992 zmbv_decoder_select="zlib"
 993 zmbv_encoder_select="zlib"
 994
 995 # external libraries
 996 h264_vdpau_decoder_deps="vdapu"
 997 libamr_nb_decoder_deps="libamr_nb"
 998 libamr_nb_encoder_deps="libamr_nb"
 999 libamr_wb_decoder_deps="libamr_wb"
1000 libamr_wb_encoder_deps="libamr_wb"
1001 libdirac_decoder_deps="libdirac !libschroedinger"
1002 libdirac_encoder_deps="libdirac"
1003 libfaac_encoder_deps="libfaac"
1004 libfaad_decoder_deps="libfaad"
1005 libfaadbin_decoder_extralibs='$ldl'
1006 libgsm_decoder_deps="libgsm"
1007 libgsm_encoder_deps="libgsm"
1008 libgsm_ms_decoder_deps="libgsm"
1009 libgsm_ms_encoder_deps="libgsm"
1010 libmp3lame_encoder_deps="libmp3lame"
1011 libschroedinger_decoder_deps="libschroedinger"
1012 libschroedinger_encoder_deps="libschroedinger"
1013 libspeex_decoder_deps="libspeex"
1014 libtheora_encoder_deps="libtheora"
1015 libvorbis_encoder_deps="libvorbis"
1016 libx264_encoder_deps="libx264"
1017 libxvid_encoder_deps="libxvid"
1018 mpeg4aac_decoder_deps="libfaad"
1019 mpeg_vdpau_decoder_deps="vdapu"
1020 wmv3_vdpau_decoder_deps="vdapu"
1021 vc1_vdpau_decoder_deps="vdapu"
1022
1023 # demuxers / muxers
1024 ac3_demuxer_deps="ac3_parser"
1025 audio_beos_demuxer_deps="audio_beos"
1026 audio_beos_demuxer_extralibs="-lmedia -lbe"
1027 audio_beos_muxer_deps="audio_beos"
1028 audio_beos_muxer_extralibs="-lmedia -lbe"
1029 avisynth_demuxer_deps="avisynth"
1030 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
1031 dirac_demuxer_deps="dirac_parser"
1032 dv1394_demuxer_deps="dv1394 dv_demuxer"
1033 libdc1394_demuxer_deps="libdc1394"
1034 libnut_demuxer_deps="libnut"
1035 libnut_muxer_deps="libnut"
1036 matroska_demuxer_suggest="zlib bzlib"
1037 mov_demuxer_suggest="zlib"
1038 mp3_demuxer_deps="mpegaudio_parser"
1039 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1040 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
1041 redir_demuxer_deps="network"
1042 rtp_muxer_deps="network rtp_protocol"
1043 rtsp_demuxer_deps="sdp_demuxer"
1044 sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
1045 v4l_demuxer_deps="linux_videodev_h"
1046 v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
1047 vfwcap_demuxer_deps="capCreateCaptureWindow"
1048 vfwcap_demuxer_extralibs="-lvfw32"
1049 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
1050 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
1051
1052 # protocols
1053 http_protocol_deps="network"
1054 rtp_protocol_deps="udp_protocol"
1055 tcp_protocol_deps="network"
1056 udp_protocol_deps="network"
1057
1058 # filters
1059 movie_filter_deps="avfilter_lavf"
1060
1061 # programs
1062 ffplay_deps="sdl"
1063 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
1064 ffserver_extralibs='$ldl'
1065 vhook_extralibs='$ldl'
1066
1067
1068 # default parameters
1069
1070 logfile="config.err"
1071
1072 # installation paths
1073 prefix_default="/usr/local"
1074 bindir_default='${prefix}/bin'
1075 incdir_default='${prefix}/include'
1076 libdir_default='${prefix}/lib'
1077 mandir_default='${prefix}/share/man'
1078 shlibdir_default="$libdir_default"
1079
1080 # toolchain
1081 cc_default="gcc"
1082 host_cc_default="gcc"
1083 yasmexe="yasm"
1084 ar="ar"
1085 nm="nm"
1086 ranlib="ranlib"
1087 strip="strip"
1088 asmalign_pot="unknown"
1089 ln_s="ln -sf"
1090 objformat="elf"
1091
1092 # machine
1093 arch=`uname -m`
1094 cpu="generic"
1095
1096 # OS
1097 target_os=$(tolower $(uname -s))
1098
1099 # configurable options
1100 enable debug
1101 enable ffmpeg
1102 enable ffplay
1103 enable ffserver
1104 enable ipv6
1105 enable mpegaudio_hp
1106 enable network
1107 enable oldscaler
1108 enable optimizations
1109 enable protocols
1110 enable static
1111 enable stripping
1112 vhook="default"
1113
1114 # build settings
1115 add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
1116 SHFLAGS='-shared -Wl,-soname,$$(@F)'
1117 VHOOKSHFLAGS='$(SHFLAGS)'
1118 FFSERVERLDFLAGS=-Wl,-E
1119 LIBPREF="lib"
1120 LIBSUF=".a"
1121 FULLNAME='$(NAME)$(BUILDSUF)'
1122 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
1123 SLIBPREF="lib"
1124 SLIBSUF=".so"
1125 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
1126 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1127 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
1128 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
1129
1130 host_cflags='-O3 -g -Wall'
1131 host_libs='-lm'
1132
1133 target_path='.'
1134
1135 # gcc stupidly only outputs the basename of targets with -MM, but we need the
1136 # full relative path for objects in subdirectories for non-recursive Make.
1137 DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
1138
1139 # find source path
1140 source_path="`dirname \"$0\"`"
1141 enable source_path_used
1142 if test -z "$source_path" -o "$source_path" = "." ; then
1143     source_path="`pwd`"
1144     disable source_path_used
1145 else
1146     source_path="`cd \"$source_path\"; pwd`"
1147     echo "$source_path" | grep -q '[[:blank:]]' &&
1148         die "Out of tree builds are impossible with whitespace in source path."
1149 fi
1150
1151 FFMPEG_CONFIGURATION="$@"
1152
1153 find_things(){
1154     thing=$1
1155     pattern=$2
1156     file=$source_path/$3
1157     sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
1158 }
1159
1160 ENCODER_LIST=$(find_things  encoder  ENC      libavcodec/allcodecs.c)
1161 DECODER_LIST=$(find_things  decoder  DEC      libavcodec/allcodecs.c)
1162 PARSER_LIST=$(find_things   parser   PARSER   libavcodec/allcodecs.c)
1163 BSF_LIST=$(find_things      bsf      BSF      libavcodec/allcodecs.c)
1164 MUXER_LIST=$(find_things    muxer    _MUX     libavformat/allformats.c)
1165 DEMUXER_LIST=$(find_things  demuxer  DEMUX    libavformat/allformats.c)
1166 OUTDEV_LIST=$(find_things   muxer    _MUX     libavdevice/alldevices.c)
1167 INDEV_LIST=$(find_things    demuxer  DEMUX    libavdevice/alldevices.c)
1168 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
1169 FILTER_LIST=$(find_things   filter   FILTER   libavfilter/allfilters.c)
1170
1171 enable $ARCH_EXT_LIST \
1172        $DECODER_LIST \
1173        $ENCODER_LIST \
1174        $PARSER_LIST \
1175        $BSF_LIST \
1176        $DEMUXER_LIST \
1177        $MUXER_LIST \
1178        $FILTER_LIST \
1179        $PROTOCOL_LIST \
1180        $INDEV_LIST \
1181        $OUTDEV_LIST \
1182
1183 die_unknown(){
1184     echo "Unknown option \"$1\"."
1185     echo "See $0 --help for available options."
1186     exit 1
1187 }
1188
1189 show_list() {
1190     suffix=_$1
1191     shift
1192     echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
1193     exit 0
1194 }
1195
1196 for opt do
1197     optval="${opt#*=}"
1198     case "$opt" in
1199     --extra-cflags=*) add_cflags "$optval"
1200     ;;
1201     --extra-ldflags=*) add_ldflags "$optval"
1202     ;;
1203     --extra-libs=*) add_extralibs "$optval"
1204     ;;
1205     --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1206     ;;
1207     --enable-debug=*) debuglevel="$optval"
1208     ;;
1209     --enable-*=*|--disable-*=*)
1210     eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1211     case "$thing" in
1212         encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
1213         *) die_unknown "$opt" ;;
1214     esac
1215     ;;
1216     --enable-?*|--disable-?*)
1217     eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1218     if is_in $option $COMPONENT_LIST; then
1219         eval $action \$$(toupper ${option%s})_LIST
1220     elif is_in $option $CMDLINE_SELECT; then
1221         $action $option
1222     else
1223         die_unknown $opt
1224     fi
1225     ;;
1226     --list-*)
1227         NAME="${opt#--list-}"
1228         is_in $NAME $COMPONENT_LIST || die_unknown $opt
1229         NAME=${NAME%s}
1230         eval show_list $NAME \$$(toupper $NAME)_LIST
1231     ;;
1232     --help|-h) show_help
1233     ;;
1234     *)
1235     optname="${opt%%=*}"
1236     optname="${optname#--}"
1237     optname=$(echo "$optname" | sed 's/-/_/g')
1238     is_in $optname $CMDLINE_SET || die_unknown $opt
1239     eval $optname='$optval'
1240     ;;
1241     esac
1242 done
1243
1244 disabled logging && logfile=/dev/null
1245
1246 echo "# $0 $@" > $logfile
1247 set >> $logfile
1248
1249 test -n "$cross_prefix" && enable cross_compile
1250
1251 cc_default="${cross_prefix}${cc_default}"
1252 yasmexe="${cross_prefix}${yasmexe}"
1253 ar="${cross_prefix}${ar}"
1254 nm="${cross_prefix}${nm}"
1255 ranlib="${cross_prefix}${ranlib}"
1256 strip="${cross_prefix}${strip}"
1257
1258 set_default cc
1259 enabled cross_compile || host_cc_default=$cc
1260 set_default host_cc
1261
1262 # set temporary file name
1263 if test ! -z "$TMPDIR" ; then
1264     TMPDIR1="${TMPDIR}"
1265 elif test ! -z "$TEMPDIR" ; then
1266     TMPDIR1="${TEMPDIR}"
1267 else
1268     TMPDIR1="/tmp"
1269 fi
1270
1271 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1272 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1273 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1274 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1275 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1276 TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1277
1278 check_cflags -std=c99
1279
1280 case "$arch" in
1281     i386|i486|i586|i686|i86pc|BePC)
1282         arch="x86_32"
1283         enable fast_unaligned
1284     ;;
1285     x86_64|amd64)
1286         arch="x86_32"
1287         enable cmov
1288         enable fast_cmov
1289         enable fast_unaligned
1290         check_cc <<EOF && enable fast_64bit && arch="x86_64"
1291         int test[sizeof(char*) - 7];
1292 EOF
1293     ;;
1294     # armv4l is a subset of armv[567]*l
1295     arm|armv[4567]*l)
1296         arch="armv4l"
1297     ;;
1298     alpha)
1299         arch="alpha"
1300         enable fast_64bit
1301     ;;
1302     "Power Macintosh"|ppc|powerpc)
1303         arch="powerpc"
1304         enable fast_unaligned
1305     ;;
1306     ppc64)
1307         arch="powerpc"
1308         enable fast_64bit
1309         enable fast_unaligned
1310     ;;
1311     mips|mipsel|IP*)
1312         arch="mips"
1313     ;;
1314     sun4u|sparc64)
1315         arch="sparc64"
1316         enable fast_64bit
1317     ;;
1318     sparc)
1319         arch="sparc"
1320     ;;
1321     sh4)
1322         arch="sh4"
1323     ;;
1324     parisc)
1325         arch="parisc"
1326     ;;
1327     parisc64)
1328         arch="parisc"
1329         enable fast_64bit
1330     ;;
1331     s390|s390x)
1332         arch="s390"
1333     ;;
1334     m68k)
1335         arch="m68k"
1336     ;;
1337     ia64)
1338         arch="ia64"
1339         enable fast_64bit
1340     ;;
1341     bfin)
1342         arch="bfin"
1343     ;;
1344     *)
1345         arch="unknown"
1346     ;;
1347 esac
1348
1349 enable $arch
1350 enabled_any x86_32 x86_64 && enable x86
1351 enabled     sparc64       && enable sparc
1352
1353 # OS specific
1354 case $target_os in
1355     beos|haiku|zeta)
1356         prefix_default="$HOME/config"
1357         # helps building libavcodec
1358         add_cflags "-DPIC -fomit-frame-pointer"
1359         # 3 gcc releases known for BeOS, each with ugly bugs
1360         gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1361         case "$gcc_version" in
1362           2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1363             disable mmx
1364             ;;
1365           *20010315*) echo "BeBits gcc"
1366             add_cflags "-fno-expensive-optimizations"
1367             ;;
1368         esac
1369         SHFLAGS=-nostart
1370         # enable BeOS things
1371         enable audio_beos
1372         # no need for libm, but the inet stuff
1373         # Check for BONE
1374         # XXX: actually should check for NOT net_server
1375         if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
1376             network_extralibs="-lbind -lsocket"
1377         else
1378             enable beos_netserver
1379             network_extralibs="-lnet"
1380         fi ;;
1381     sunos)
1382         FFSERVERLDFLAGS=""
1383         SHFLAGS='-shared -Wl,-h,$$(@F)'
1384         network_extralibs="-lsocket -lnsl"
1385         ;;
1386     netbsd)
1387         oss_demuxer_extralibs="-lossaudio"
1388         oss_muxer_extralibs="-lossaudio"
1389         ;;
1390     openbsd)
1391         disable need_memalign
1392         LIBOBJFLAGS='$(PIC)'
1393         SHFLAGS='-shared'
1394         SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1395         SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1396         SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1397         oss_demuxer_extralibs="-lossaudio"
1398         oss_muxer_extralibs="-lossaudio"
1399         ;;
1400     freebsd)
1401         disable need_memalign
1402         ;;
1403     bsd/os)
1404         osextralibs="-lpoll -lgnugetopt"
1405         strip="strip -d"
1406         ;;
1407     darwin)
1408         disable need_memalign
1409         SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
1410         VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
1411         strip="strip -x"
1412         FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1413         SLIBSUF=".dylib"
1414         SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1415         SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1416         FFSERVERLDFLAGS=-Wl,-bind_at_load
1417         objformat="macho"
1418         enabled x86_64 && objformat="macho64"
1419         ;;
1420     mingw32*)
1421         target_os=mingw32
1422         LIBTARGET=i386
1423         if test $arch = x86_64; then
1424             disable need_memalign
1425             LIBTARGET=x64
1426         fi
1427         shlibdir_default="$bindir_default"
1428         VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1429         VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1430         if enabled swscale; then
1431             VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1432             VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1433         fi
1434         disable ffserver
1435         SLIBPREF=""
1436         SLIBSUF=".dll"
1437         EXESUF=".exe"
1438         SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1439         SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1440         SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
1441         SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1442             install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
1443         SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1444         SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1445         objformat="win32"
1446         enable dos_paths
1447         check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1448             die "ERROR: MinGW runtime version must be >= 3.15."
1449         enabled_any avisynth vfwcap_demuxer &&
1450             { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 12)" ||
1451               die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.12 or later."; }
1452         ;;
1453     cygwin*)
1454         target_os=cygwin
1455         shlibdir_default="$bindir_default"
1456         VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1457         VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1458         if enabled swscale; then
1459             VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1460             VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1461         fi
1462         EXESUF=".exe"
1463         SLIBPREF="cyg"
1464         SLIBSUF=".dll"
1465         SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1466         SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1467         SHFLAGS='-shared -Wl,--enable-auto-image-base'
1468         objformat="win32"
1469         enable dos_paths
1470         ;;
1471     *-dos|freedos|opendos)
1472         disable ffplay ffserver vhook
1473         disable $INDEV_LIST $OUTDEV_LIST
1474         network_extralibs="-lsocket"
1475         EXESUF=".exe"
1476         objformat="win32"
1477         enable dos_paths
1478         ;;
1479     linux)
1480         enable dv1394
1481         ;;
1482     irix*)
1483         target_os=irix
1484         ranlib="echo ignoring ranlib"
1485         ;;
1486     os/2*)
1487         strip="lxlite"
1488         ln_s="cp -f"
1489         EXESUF=".exe"
1490         FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1491         SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
1492         FFSERVERLDFLAGS=""
1493         LIBSUF="_s.a"
1494         SLIBPREF=""
1495         SLIBSUF=".dll"
1496         SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1497         SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1498         SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1499           echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1500           echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1501           echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1502           echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1503           emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1504         SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1505           emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1506         SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1507         SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1508         disable vhook
1509         enable dos_paths
1510         ;;
1511     interix)
1512         disable vhook
1513         ;;
1514
1515     *)
1516         target_os="${target_os}-UNKNOWN"
1517         ;;
1518 esac
1519
1520 set_default $PATHS_LIST
1521
1522 add_extralibs $osextralibs
1523
1524 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1525 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1526
1527 # we need to build at least one lib type
1528 if ! enabled_any static shared; then
1529     cat <<EOF
1530 At least one library type must be built.
1531 Specify --enable-static to build the static libraries or --enable-shared to
1532 build the shared libraries as well. To only build the shared libraries specify
1533 --disable-static in addition to --enable-shared.
1534 EOF
1535     exit 1;
1536 fi
1537
1538 disabled static && LIBNAME=""
1539
1540 if enabled_any libfaad libfaadbin ; then
1541     if check_header faad.h; then
1542         check_cc <<EOF
1543 #include <faad.h>
1544 #ifndef FAAD2_VERSION
1545 ok faad1
1546 #endif
1547 int main(void) { return 0; }
1548 EOF
1549         test $? = 0 && enable libfaad2
1550     else
1551         die "FAAD test failed."
1552     fi
1553 fi
1554
1555
1556 if ! enabled gpl; then
1557     die_gpl_disabled(){
1558         name=$1
1559         shift
1560         enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1561     }
1562     die_gpl_disabled "The Postprocessing code" postproc
1563     die_gpl_disabled "libx264"                 libx264
1564     die_gpl_disabled "libxvidcore"             libxvid
1565     die_gpl_disabled "FAAD2"                   libfaad2
1566     die_gpl_disabled "The X11 grabber"         x11grab
1567     die_gpl_disabled "The software scaler"     swscale
1568 fi
1569
1570 if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1571     die "libamr is nonfree and --enable-nonfree is not specified."
1572 fi
1573
1574 check_deps $ARCH_EXT_LIST
1575
1576 test -z "$need_memalign" && need_memalign="$mmx"
1577
1578 #Darwin CC versions
1579 if test $target_os = darwin; then
1580     if $cc -v 2>&1 | grep -q xlc; then
1581         add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1582     else
1583         add_cflags "-pipe"
1584         check_cflags "-force_cpusubtype_ALL"
1585         check_cflags "-Wno-sign-compare"
1586         enabled shared || check_cflags -mdynamic-no-pic
1587     fi
1588 fi
1589
1590 disabled optimizations || check_cflags -fomit-frame-pointer
1591
1592 # Add processor-specific flags
1593 if test $cpu != "generic"; then
1594     warn_altivec(){
1595         $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1596     }
1597     case $cpu in
1598         601|ppc601|PowerPC601)
1599             add_cflags "-mcpu=601"
1600             warn_altivec enabled PPC601
1601         ;;
1602         603*|ppc603*|PowerPC603*)
1603             add_cflags "-mcpu=603"
1604             warn_altivec enabled PPC603
1605         ;;
1606         604*|ppc604*|PowerPC604*)
1607             add_cflags "-mcpu=604"
1608             warn_altivec enabled PPC604
1609         ;;
1610         G3|g3|75*|ppc75*|PowerPC75*)
1611             add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1612             warn_altivec enabled PPC75x
1613         ;;
1614         G4|g4|745*|ppc745*|PowerPC745*)
1615             add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1616             warn_altivec disabled PPC745x
1617         ;;
1618         74*|ppc74*|PowerPC74*)
1619             add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1620             warn_altivec disabled PPC74xx
1621         ;;
1622         G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1623             add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1624             warn_altivec disabled PPC970
1625             enable ppc64
1626         ;;
1627         Cell|CELL|cell)
1628             add_cflags "-mcpu=cell"
1629             warn_altivec disabled Cell
1630             enable ppc64
1631         ;;
1632         # targets that do NOT support conditional mov (cmov)
1633         i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1634             add_cflags "-march=$cpu"
1635             disable cmov
1636         ;;
1637         # targets that do support conditional mov (cmov)
1638         i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1639             add_cflags "-march=$cpu"
1640             enable cmov
1641             enable fast_cmov
1642         ;;
1643         # targets that do support conditional mov but on which it's slow
1644         pentium4|pentium4m|prescott|nocona)
1645             add_cflags "-march=$cpu"
1646             enable cmov
1647             disable fast_cmov
1648         ;;
1649         sparc64)
1650             add_cflags "-mcpu=v9"
1651         ;;
1652         arm11*|cortex*)
1653             add_cflags "-mcpu=$cpu"
1654             enable fast_unaligned
1655         ;;
1656         armv*)
1657             add_cflags "-march=$cpu"
1658         ;;
1659         arm*)
1660             add_cflags "-mcpu=$cpu"
1661         ;;
1662         *)
1663             echo "WARNING: Unknown CPU \"$cpu\", ignored."
1664         ;;
1665     esac
1666 fi
1667
1668 # make sure we can execute files in $TMPDIR
1669 cat > $TMPSH 2>> $logfile <<EOF
1670 #! /bin/sh
1671 EOF
1672 chmod +x $TMPSH >> $logfile 2>&1
1673 if ! $TMPSH >> $logfile 2>&1; then
1674     cat <<EOF
1675 Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment
1676 variable to another directory and make sure that $TMPDIR1 is not mounted
1677 noexec.
1678 EOF
1679     die "Sanity test failed."
1680 fi
1681 rm $TMPSH
1682
1683 # compiler sanity check
1684 check_exec <<EOF
1685 int main(void){ return 0; }
1686 EOF
1687 if test "$?" != 0; then
1688     echo "$cc is unable to create an executable file."
1689     if test -z "$cross_prefix" && ! enabled cross_compile ; then
1690         echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1691         echo "Only do this if you know what cross compiling means."
1692     fi
1693     die "C compiler test failed."
1694 fi
1695
1696 check_cc <<EOF || die "Symbol mangling check failed."
1697 int ff_extern;
1698 EOF
1699 sym=$($nm -P -g $TMPO | grep ff_extern)
1700 extern_prefix=${sym%%ff_extern*}
1701
1702 check_asm inline_asm '""'
1703
1704 if enabled x86; then
1705     # check whether EBP is available on x86
1706     # As 'i' is stored on the stack, this program will crash
1707     # if the base pointer is used to access it because the
1708     # base pointer is cleared in the inline assembly code.
1709     check_exec_crash <<EOF && enable ebp_available
1710     volatile int i=0;
1711     __asm__ volatile (
1712         "xorl %%ebp, %%ebp"
1713     ::: "%ebp");
1714     return i;
1715 EOF
1716
1717     # check wether EBX is available on x86
1718     check_asm ebx_available '"":::"%ebx"'
1719
1720     # check whether binutils is new enough to compile SSSE3/MMX2
1721     enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1722     enabled mmx2  && check_asm mmx2  '"movss %xmm0, %xmm0"'
1723
1724     check_asm bswap '"bswap %%eax" ::: "%eax"'
1725
1726     YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1727     enabled     x86_64        && append YASMFLAGS "-m amd64"
1728     enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1729     case "$objformat" in
1730         elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1731         macho64)              append YASMFLAGS "-DPIC -DPREFIX" ;;
1732         *)                    append YASMFLAGS "-DPREFIX"  ;;
1733     esac
1734     check_yasm "pabsw xmm0, xmm0" && enable yasm
1735 fi
1736
1737 # check for assembler specific support
1738
1739 if test $arch = "powerpc"; then
1740     check_asm dcbzl '"dcbzl 0, 1"'
1741 fi
1742
1743 # check for SIMD availability
1744
1745 # AltiVec flags: The FSF version of GCC differs from the Apple version
1746 if enabled altivec; then
1747     check_cflags -maltivec -mabi=altivec &&
1748         { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
1749         check_cflags -faltivec
1750
1751     # check if our compiler supports Motorola AltiVec C API
1752     check_cc <<EOF || disable altivec
1753 $inc_altivec_h
1754 int main(void) {
1755     vector signed int v1, v2, v3;
1756     v1 = vec_add(v2,v3);
1757     return 0;
1758 }
1759 EOF
1760
1761     # check if our compiler supports braces for vector declarations
1762     check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
1763 $inc_altivec_h
1764 int main (void) { (vector int) {1}; return 0; }
1765 EOF
1766 fi
1767
1768 # We have to check if pld is a nop and disable it.
1769 enabled armv4l  && check_asm pld     '"pld [r0]"'
1770 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1771 enabled armv6   && check_asm armv6   '"sadd16 r0, r0, r0"'
1772 enabled armvfp  && check_asm armvfp  '"fadds s0, s0, s0"'
1773 enabled iwmmxt  && check_asm iwmmxt  '"wunpckelub wr6, wr4"'
1774 enabled mmi     && check_asm mmi     '"lq $2, 0($2)"'
1775 enabled neon    && check_asm neon    '"vadd.i16 q0, q0, q0"'
1776 enabled vis     && check_asm vis     '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1777
1778 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1779
1780 # ---
1781 # big/little-endian test
1782 check_cc <<EOF || die "endian test failed"
1783 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1784 EOF
1785 od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
1786
1787 # ---
1788 # check availability of some header files
1789
1790 if check_func dlopen; then
1791     ldl=
1792 elif check_func dlopen -ldl; then
1793     ldl=-ldl
1794 fi
1795
1796 check_func  fork
1797 check_func  gethrtime
1798 check_func  getrusage
1799 check_func  inet_aton $network_extralibs
1800 check_func  memalign
1801 check_func  mkstemp
1802 check_func_headers windows.h GetProcessTimes
1803
1804 check_header conio.h
1805 check_header dlfcn.h
1806 check_header malloc.h
1807 check_header poll.h
1808 check_header sys/mman.h
1809 check_header sys/resource.h
1810 check_header sys/select.h
1811 check_header termios.h
1812
1813 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1814     die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1815 fi
1816
1817 disabled  zlib || check_lib  zlib.h      zlibVersion -lz   || disable  zlib
1818 disabled bzlib || check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
1819
1820 # check for some common methods of building with pthread support
1821 # do this before the optional library checks as some of them require pthreads
1822 if enabled pthreads; then
1823     if check_func pthread_create; then
1824         :
1825     elif check_func pthread_create -pthread; then
1826         add_cflags -pthread
1827         add_extralibs -pthread
1828     elif check_func pthread_create -pthreads; then
1829         add_cflags -pthreads
1830         add_extralibs -pthreads
1831     elif check_func pthread_create -lpthreadGC2; then
1832         add_extralibs -lpthreadGC2
1833     elif ! check_lib pthread.h pthread_create -lpthread; then
1834         die "ERROR: can't find pthreads library"
1835     fi
1836 fi
1837
1838 for thread in $THREADS_LIST; do
1839     if enabled $thread; then
1840         test -n "$thread_type" &&
1841             die "ERROR: Only one thread type must be selected." ||
1842             thread_type="$thread"
1843     fi
1844 done
1845
1846 check_lib math.h sin -lm
1847
1848 # test for C99 functions in math.h
1849 for func in llrint lrint lrintf round roundf; do
1850     check_exec <<EOF && enable $func || disable $func
1851 #include <math.h>
1852 int main(void) { return ($func(3.999f) > 0)?0:1; }
1853 EOF
1854 done
1855
1856 # these are off by default, so fail if requested and not available
1857 enabled avisynth   && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1858 enabled libamr_nb  && require  libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1859 enabled libamr_wb  && require  libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1860 enabled libdirac   && add_cflags $(pkg-config --cflags dirac) &&
1861                       require  libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1862                       require  libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
1863 enabled libfaac    && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1864 enabled libfaad    && require2 libfaad faad.h faacDecOpen -lfaad
1865 enabled libgsm     && require  libgsm gsm.h gsm_create -lgsm
1866 enabled libmp3lame && require  libmp3lame lame/lame.h lame_init -lmp3lame -lm
1867 enabled libnut     && require  libnut libnut.h nut_demuxer_init -lnut
1868 enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1869                            require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
1870 enabled libspeex   && require  libspeex speex/speex.h speex_decoder_init -lspeex
1871 enabled libtheora  && require  libtheora theora/theora.h theora_info_init -ltheora -logg
1872 enabled libvorbis  && require  libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1873 enabled libx264    && require  libx264 x264.h x264_encoder_open -lx264 -lm &&
1874                       { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1875                         die "ERROR: libx264 version must be >= 0.65."; }
1876 enabled libxvid    && require  libxvid xvid.h xvid_global -lxvidcore
1877 enabled mlib       && require  mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1878 enabled vdpau      && require  libvdpau vdpau/vdpau_x11.h vdp_device_create_x11 -lvdpau
1879
1880 # libdc1394 check
1881 if enabled libdc1394; then
1882     { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1883         enable libdc1394_2; } ||
1884     { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1885         enable libdc1394_1; } ||
1886     die "ERROR: No version of libdc1394 found "
1887 fi
1888
1889
1890 _restrict=
1891 for restrict_keyword in restrict __restrict__ __restrict; do
1892     check_cc <<EOF && _restrict=$restrict_keyword && break
1893 void foo(char * $restrict_keyword p);
1894 EOF
1895 done
1896
1897 test "$vhook" = "default" && vhook="$dlopen"
1898
1899 if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
1900     disable vhook
1901     echo
1902     echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1903     echo "Patches welcome."
1904     echo
1905 fi
1906
1907 if enabled vhook; then
1908     check_ldflags -rdynamic
1909     check_ldflags -export-dynamic
1910 fi
1911
1912 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1913 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1914
1915 ##########################################
1916 # SDL check
1917
1918 disable sdl_too_old
1919 disable sdl
1920 SDL_CONFIG="${cross_prefix}sdl-config"
1921 if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
1922     sdl_cflags=`"${SDL_CONFIG}" --cflags`
1923     temp_cflags $sdl_cflags
1924     temp_extralibs `"${SDL_CONFIG}" --libs`
1925     if check_lib2 SDL.h SDL_Init; then
1926         _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1927         if test "$_sdlversion" -lt 121 ; then
1928             enable sdl_too_old
1929         else
1930             enable sdl
1931             check_cc $sdl_cflags <<EOF && enable sdl_video_size
1932 #include <SDL.h>
1933 int main(int argc, char **argv){
1934     const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1935     int w = vi->current_w;
1936     return 0;
1937 }
1938 EOF
1939         fi
1940     fi
1941     restore_flags
1942 fi
1943
1944 texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
1945
1946 ##########################################
1947 # Network check
1948
1949 if enabled network; then
1950     check_type sys/socket.h socklen_t
1951     # Prefer arpa/inet.h over winsock2
1952     if check_header arpa/inet.h ; then
1953         check_func closesocket
1954     elif check_header winsock2.h ; then
1955         network_extralibs="-lws2_32"
1956         check_type ws2tcpip.h socklen_t
1957         check_func_headers winsock2.h closesocket
1958     fi
1959 fi
1960
1961 ##########################################
1962 # IPv6 check
1963
1964 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1965 #include <sys/types.h>
1966 #include <sys/socket.h>
1967 #include <netinet/in.h>
1968 #include <netdb.h>
1969 int main(void) {
1970     struct sockaddr_storage saddr;
1971     struct ipv6_mreq mreq6;
1972     getaddrinfo(0,0,0,0);
1973     getnameinfo(0,0,0,0,0,0,0);
1974     IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1975 }
1976 EOF
1977
1978 check_header linux/videodev.h
1979 check_header linux/videodev2.h
1980 check_header sys/videoio.h
1981
1982 check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
1983
1984 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1985 { check_header dev/bktr/ioctl_meteor.h &&
1986   check_header dev/bktr/ioctl_bt848.h; } ||
1987 { check_header machine/ioctl_meteor.h &&
1988   check_header machine/ioctl_bt848.h; } ||
1989 { check_header dev/video/meteor/ioctl_meteor.h &&
1990   check_header dev/video/bktr/ioctl_bt848.h; } ||
1991 check_header dev/ic/bt8xx.h
1992
1993 check_header sys/soundcard.h
1994 check_header soundcard.h
1995
1996 # deal with the X11 frame grabber
1997 enabled x11grab                         &&
1998 check_header X11/Xlib.h                 &&
1999 check_header X11/extensions/XShm.h      &&
2000 check_func XOpenDisplay -lX11           &&
2001 check_func XShmCreateImage -lX11 -lXext
2002
2003 enabled debug && add_cflags -g"$debuglevel"
2004
2005 # add some useful compiler flags if supported
2006 check_cflags -Wdeclaration-after-statement
2007 check_cflags -Wall
2008 check_cflags -Wno-switch
2009 check_cflags -Wdisabled-optimization
2010 check_cflags -Wpointer-arith
2011 check_cflags -Wredundant-decls
2012 check_cflags -Wno-pointer-sign
2013 check_cflags -Wcast-qual
2014 check_cflags -Wwrite-strings
2015 check_cflags -Wtype-limits
2016 enabled extra_warnings && check_cflags -Winline
2017
2018 # add some linker flags
2019 check_ldflags -Wl,--warn-common
2020 check_ldflags -Wl,--as-needed
2021 check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
2022 check_ldflags -Wl,-Bsymbolic
2023
2024 if enabled small; then
2025     check_cflags -Os            # not all compilers support -Os
2026     optimizations="small"
2027 elif enabled optimizations; then
2028     if $cc -v 2>&1 | grep -q xlc; then
2029         add_cflags  "-O5"
2030         add_ldflags "-O5"
2031     else
2032         add_cflags "-O3"
2033     fi
2034 fi
2035 check_cflags -fno-math-errno
2036 check_cflags -fno-signed-zeros
2037
2038 # add some flags for Intel C Compiler
2039 if $cc --version 2> /dev/null | grep -q Intel; then
2040   # Just warnings, no remarks
2041   check_cflags -w1
2042   # -wd: Disable following warnings
2043   # 144, 167, 556: -Wno-pointer-sign
2044   # 10006: ignoring unknown option -fno-signed-zeros
2045   # 10156: ignoring option '-W'; no argument required
2046   check_cflags -wd144,167,556,10006,10156
2047   # 11030: Warning unknown option --as-needed
2048   # 10156: ignoring option '-export'; no argument required
2049   check_ldflags -wd10156,11030
2050   # Allow to compile with optimizations
2051   check_ldflags -march=$cpu
2052 fi
2053
2054 # PIC flags for shared library objects where they are needed
2055 if enabled shared; then
2056     # LIBOBJFLAGS may have already been set in the OS configuration
2057     if test -z "$LIBOBJFLAGS" ; then
2058         case "$arch" in
2059             x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
2060         esac
2061     fi
2062 fi
2063
2064 if enabled gprof; then
2065     add_cflags  "-p"
2066     add_ldflags "-p"
2067 fi
2068
2069 VHOOKCFLAGS="-fPIC"
2070
2071 # Find out if the .align argument is a power of two or not.
2072 if test $asmalign_pot = "unknown"; then
2073     disable asmalign_pot
2074     echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
2075 fi
2076
2077 enabled_any $DECODER_LIST      && enable decoders
2078 enabled_any $ENCODER_LIST      && enable encoders
2079 enabled_any $BSF_LIST          && enable bsfs
2080 enabled_any $DEMUXER_LIST      && enable demuxers
2081 enabled_any $MUXER_LIST        && enable muxers
2082 enabled_any $FILTER_LIST       && enable filters
2083 enabled_any $INDEV_LIST        && enable demuxers
2084 enabled_any $OUTDEV_LIST       && enable muxers
2085 enabled_any $PROTOCOL_LIST     && enable protocols
2086
2087 enabled_any $THREADS_LIST      && enable threads
2088
2089 check_deps $CONFIG_LIST       \
2090            $CONFIG_EXTRA      \
2091            $HAVE_LIST         \
2092            $DECODER_LIST      \
2093            $ENCODER_LIST      \
2094            $PARSER_LIST       \
2095            $BSF_LIST          \
2096            $DEMUXER_LIST      \
2097            $MUXER_LIST        \
2098            $FILTER_LIST       \
2099            $INDEV_LIST        \
2100            $OUTDEV_LIST       \
2101            $PROTOCOL_LIST     \
2102
2103 enabled libdc1394 && append pkg_requires "libraw1394"
2104 enabled libdirac  && append pkg_requires "dirac"
2105 enabled libtheora && append pkg_requires "theora"
2106 enabled libvorbis && append pkg_requires "vorbisenc"
2107
2108 echo "install prefix            $prefix"
2109 echo "source path               $source_path"
2110 echo "C compiler                $cc"
2111 echo ".align is power-of-two    $asmalign_pot"
2112 echo "ARCH                      $arch ($cpu)"
2113 if test "$build_suffix" != ""; then
2114     echo "build suffix              $build_suffix"
2115 fi
2116 if test "$extra_version" != ""; then
2117     echo "version string suffix     $extra_version"
2118 fi
2119 echo "big-endian                ${bigendian-no}"
2120 if test $arch = "x86_32" -o $arch = "x86_64"; then
2121     echo "yasm                      ${yasm-no}"
2122     echo "MMX enabled               ${mmx-no}"
2123     echo "CMOV enabled              ${cmov-no}"
2124     echo "CMOV is fast              ${fast_cmov-no}"
2125     echo "EBX available             ${ebx_available-no}"
2126     echo "EBP available             ${ebp_available-no}"
2127 fi
2128 if test $arch = "armv4l"; then
2129     echo "ARMv5TE enabled           ${armv5te-no}"
2130     echo "ARMv6 enabled             ${armv6-no}"
2131     echo "ARM VFP enabled           ${armvfp-no}"
2132     echo "IWMMXT enabled            ${iwmmxt-no}"
2133     echo "NEON enabled              ${neon-no}"
2134 fi
2135 if test $arch = "mips"; then
2136     echo "MMI enabled               ${mmi-no}"
2137 fi
2138 if test $arch = "powerpc"; then
2139     echo "AltiVec enabled           ${altivec-no}"
2140     echo "dcbzl available           ${dcbzl-no}"
2141 fi
2142 echo "gprof enabled             ${gprof-no}"
2143 echo "debug symbols             ${debug-no}"
2144 echo "strip symbols             ${stripping-no}"
2145 echo "optimizations             ${optimizations-no}"
2146 echo "static                    ${static-no}"
2147 echo "shared                    ${shared-no}"
2148 echo "postprocessing support    ${postproc-no}"
2149 echo "software scaler enabled   ${swscale-no}"
2150 echo "new filter support        ${avfilter-no}"
2151 echo "filters using lavformat   ${avfilter_lavf-no}"
2152 echo "video hooking             ${vhook-no}"
2153 if enabled vhook; then
2154     echo "Imlib2 support            ${imlib2-no}"
2155     echo "FreeType support          ${freetype2-no}"
2156 fi
2157 echo "network support           ${network-no}"
2158 if enabled network; then
2159     echo "IPv6 support              ${ipv6-no}"
2160 fi
2161 echo "threading support         ${thread_type-no}"
2162 echo "SDL support               ${sdl-no}"
2163 if enabled sdl_too_old; then
2164     echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2165 fi
2166 echo "Sun medialib support      ${mlib-no}"
2167 echo "AVISynth enabled          ${avisynth-no}"
2168 echo "libamr-nb support         ${libamr_nb-no}"
2169 echo "libamr-wb support         ${libamr_wb-no}"
2170 echo "libdc1394 support         ${libdc1394-no}"
2171 echo "libdirac enabled          ${libdirac-no}"
2172 echo "libfaac enabled           ${libfaac-no}"
2173 echo "libfaad enabled           ${libfaad-no}"
2174 echo "libfaad dlopened          ${libfaadbin-no}"
2175 echo "libgsm enabled            ${libgsm-no}"
2176 echo "libmp3lame enabled        ${libmp3lame-no}"
2177 echo "libnut enabled            ${libnut-no}"
2178 echo "libschroedinger enabled   ${libschroedinger-no}"
2179 echo "libspeex enabled          ${libspeex-no}"
2180 echo "libtheora enabled         ${libtheora-no}"
2181 echo "libvorbis enabled         ${libvorbis-no}"
2182 echo "libx264 enabled           ${libx264-no}"
2183 echo "libxvid enabled           ${libxvid-no}"
2184 echo "zlib enabled              ${zlib-no}"
2185 echo "bzlib enabled             ${bzlib-no}"
2186 echo
2187
2188 for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
2189     echo "Enabled ${type}s:"
2190     eval list=\$$(toupper $type)_LIST
2191     for part in $list; do
2192         enabled $part && echo ${part%_*}
2193     done | sort | pr -3 -t
2194     echo
2195 done
2196
2197 license="LGPL"
2198 if enabled nonfree; then
2199     license="unredistributable"
2200 elif enabled gpl; then
2201     license="GPL"
2202 fi
2203
2204 echo "License: $license"
2205
2206 echo "Creating config.mak and config.h..."
2207
2208 echo "# Automatically generated by configure - do not modify!" > config.mak
2209 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
2210 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2211 echo "#define FFMPEG_CONFIG_H" >> $TMPH
2212 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
2213
2214 echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
2215 echo "prefix=$prefix" >> config.mak
2216 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2217 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2218 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2219 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2220 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
2221 echo "CC=$cc" >> config.mak
2222 echo "YASM=$yasmexe" >> config.mak
2223 echo "AR=$ar" >> config.mak
2224 echo "RANLIB=$ranlib" >> config.mak
2225 echo "LN_S=$ln_s" >> config.mak
2226 enabled stripping &&
2227     echo "STRIP=$strip" >> config.mak ||
2228     echo "STRIP=echo ignoring strip" >> config.mak
2229
2230 echo "OPTFLAGS=$CFLAGS" >> config.mak
2231 echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
2232 echo "LDFLAGS=$LDFLAGS" >> config.mak
2233 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
2234 echo "SHFLAGS=$SHFLAGS" >> config.mak
2235 echo "YASMFLAGS=$YASMFLAGS" >> config.mak
2236 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
2237 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
2238 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
2239 echo "BUILD_STATIC=$static" >> config.mak
2240 echo "BUILDSUF=$build_suffix" >> config.mak
2241 echo "FULLNAME=$FULLNAME" >> config.mak
2242 echo "LIBPREF=$LIBPREF" >> config.mak
2243 echo "LIBSUF=$LIBSUF" >> config.mak
2244 echo "LIBNAME=$LIBNAME" >> config.mak
2245 echo "SLIBPREF=$SLIBPREF" >> config.mak
2246 echo "SLIBSUF=$SLIBSUF" >> config.mak
2247 echo "EXESUF=$EXESUF" >> config.mak
2248 echo "EXTRA_VERSION=$extra_version" >> config.mak
2249 echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
2250 echo "HOSTCC=$host_cc" >> config.mak
2251 echo "HOSTCFLAGS=$host_cflags" >> config.mak
2252 echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2253 echo "HOSTLIBS=$host_libs" >> config.mak
2254 echo "TARGET_EXEC=$target_exec" >> config.mak
2255 echo "TARGET_PATH=$target_path" >> config.mak
2256
2257 if enabled bigendian; then
2258     echo "WORDS_BIGENDIAN=yes" >> config.mak
2259     echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2260 fi
2261
2262 if enabled sdl; then
2263     echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2264     echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2265 fi
2266 if enabled texi2html; then
2267     echo "BUILD_DOC=yes" >> config.mak
2268 fi
2269
2270 get_version(){
2271     name=$1
2272     file=$source_path/$2
2273     eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2274     eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
2275     lcname=$(tolower $name)
2276     eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2277     eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
2278 }
2279
2280 get_version LIBSWSCALE  libswscale/swscale.h
2281 get_version LIBPOSTPROC libpostproc/postprocess.h
2282 get_version LIBAVCODEC  libavcodec/avcodec.h
2283 get_version LIBAVDEVICE libavdevice/avdevice.h
2284 get_version LIBAVFORMAT libavformat/avformat.h
2285 get_version LIBAVUTIL   libavutil/avutil.h
2286 get_version LIBAVFILTER libavfilter/avfilter.h
2287
2288 if enabled shared; then
2289     echo "BUILD_SHARED=yes" >> config.mak
2290     echo "PIC=-fPIC -DPIC" >> config.mak
2291     echo "LIBTARGET=${LIBTARGET}" >> config.mak
2292     echo "SLIBNAME=${SLIBNAME}" >> config.mak
2293     echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2294     echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2295     echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
2296     echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2297     echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2298     echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
2299 fi
2300 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2301 echo "EXTRALIBS=$extralibs" >> config.mak
2302
2303 print_config ARCH_   $TMPH config.mak $ARCH_LIST
2304 print_config HAVE_   $TMPH config.mak $HAVE_LIST
2305 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST       \
2306                                       $CONFIG_EXTRA      \
2307                                       $DECODER_LIST      \
2308                                       $ENCODER_LIST      \
2309                                       $PARSER_LIST       \
2310                                       $BSF_LIST          \
2311                                       $DEMUXER_LIST      \
2312                                       $MUXER_LIST        \
2313                                       $FILTER_LIST       \
2314                                       $PROTOCOL_LIST     \
2315                                       $INDEV_LIST        \
2316                                       $OUTDEV_LIST       \
2317
2318 echo "#define restrict $_restrict" >> $TMPH
2319
2320 if enabled small; then
2321     echo "#define av_always_inline"  >> $TMPH
2322 fi
2323
2324 echo "SRC_PATH=\"$source_path\"" >> config.mak
2325 echo "SRC_PATH_BARE=$source_path" >> config.mak
2326 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2327
2328 # Apparently it's not possible to portably echo a backslash.
2329 enabled asmalign_pot &&
2330     printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2331     printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
2332
2333 echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
2334
2335 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2336
2337 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
2338 cmp -s $TMPH config.h &&
2339     echo "config.h is unchanged" ||
2340     mv -f $TMPH config.h
2341
2342 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
2343
2344 # build tree in object directory if source path is different from current one
2345 if enabled source_path_used; then
2346     DIRS="\
2347         doc               \
2348         libavcodec        \
2349         libavcodec/alpha  \
2350         libavcodec/armv4l \
2351         libavcodec/bfin   \
2352         libavcodec/i386   \
2353         libavcodec/mlib   \
2354         libavcodec/ppc    \
2355         libavcodec/sh4    \
2356         libavcodec/sparc  \
2357         libavdevice       \
2358         libavfilter       \
2359         libavformat       \
2360         libavutil         \
2361         libpostproc       \
2362         libswscale        \
2363         tests             \
2364         tools             \
2365         vhook             \
2366         "
2367     FILES="\
2368         Makefile             \
2369         common.mak           \
2370         subdir.mak           \
2371         doc/texi2pod.pl      \
2372         libavcodec/Makefile  \
2373         libavdevice/Makefile \
2374         libavfilter/Makefile \
2375         libavformat/Makefile \
2376         libavutil/Makefile   \
2377         libpostproc/Makefile \
2378         libswscale/Makefile  \
2379         "
2380     for dir in $DIRS ; do
2381         mkdir -p $dir
2382     done
2383     for f in $FILES ; do
2384         $ln_s "$source_path/$f" $f
2385     done
2386 fi
2387
2388
2389 # build pkg-config files
2390
2391 pkgconfig_generate(){
2392 name=$1
2393 shortname=${name#lib}${build_suffix}
2394 comment=$2
2395 version=$3
2396 libs=$4
2397 requires=$5
2398 cat <<EOF > $name/$name.pc
2399 prefix=$prefix
2400 exec_prefix=\${prefix}
2401 libdir=$libdir
2402 includedir=$incdir
2403
2404 Name: $name
2405 Description: $comment
2406 Version: $version
2407 Requires: $(disabled shared && echo $requires)
2408 Requires.private: $(enabled shared && echo $requires)
2409 Conflicts:
2410 Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2411 Libs.private: $(enabled shared && echo $libs)
2412 Cflags: -I\${includedir}
2413 EOF
2414 cat <<EOF > $name/$name-uninstalled.pc
2415 prefix=
2416 exec_prefix=
2417 libdir=\${pcfiledir}
2418 includedir=${source_path}
2419
2420 Name: $name
2421 Description: $comment
2422 Version: $version
2423 Requires: $requires
2424 Conflicts:
2425 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2426 Cflags: -I\${includedir}
2427 EOF
2428 }
2429
2430 pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
2431 pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2432 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2433 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
2434 enabled avfilter &&
2435     pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2436 enabled postproc &&
2437     pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
2438 if enabled swscale; then
2439     pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
2440 else
2441     pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2442     apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
2443 fi