configure 68.2 KB
Newer Older
1
#!/bin/sh
2
#
3 4
# FFmpeg configure script
#
Diego Biurrun's avatar
Diego Biurrun committed
5 6 7
# Copyright (c) 2000-2002 Fabrice Bellard
# Copyright (c) 2005-2008 Diego Biurrun
# Copyright (c) 2005-2008 Mans Rullgard
8
#
9

10
# Prevent locale nonsense from breaking basic text processing.
11 12
LC_ALL=C
export LC_ALL
13

14
# make sure we are running under a compatible shell
15 16 17
# try to make this part work with most shells

try_exec(){
18
    echo "Trying shell $1"
19
    type "$1" > /dev/null 2>&1 && exec "$@"
20 21
}

Måns Rullgård's avatar
Måns Rullgård committed
22
unset foo
23
(: ${foo%%bar}) 2> /dev/null
24 25
E1="$?"

26
(: ${foo?}) 2> /dev/null
27 28 29 30
E2="$?"

if test "$E1" != 0 || test "$E2" = 0; then
    echo "Broken shell detected.  Trying alternatives."
31 32 33 34 35 36 37 38 39 40 41 42
    export FF_CONF_EXEC
    if test "0$FF_CONF_EXEC" -lt 1; then
        FF_CONF_EXEC=1
        try_exec bash "$0" "$@"
    fi
    if test "0$FF_CONF_EXEC" -lt 2; then
        FF_CONF_EXEC=2
        try_exec ksh "$0" "$@"
    fi
    if test "0$FF_CONF_EXEC" -lt 3; then
        FF_CONF_EXEC=3
        try_exec /usr/xpg4/bin/sh "$0" "$@"
43 44
    fi
    echo "No compatible shell script interpreter found."
Diego Biurrun's avatar
typo  
Diego Biurrun committed
45
    echo "This configure script requires a POSIX-compatible shell"
46
    echo "such as bash or ksh."
Diego Biurrun's avatar
Diego Biurrun committed
47 48 49
    echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
    echo "Instead, install a working POSIX-compatible shell."
    echo "Disabling this configure test will create a broken FFmpeg."
50 51 52 53
    if test "$BASH_VERSION" = '2.04.0(1)-release'; then
        echo "This bash version ($BASH_VERSION) is broken on your platform."
        echo "Upgrade to a later version if available."
    fi
54 55 56
    exit 1
fi

57 58 59 60 61 62
show_help(){
  echo "Usage: configure [options]"
  echo "Options: [defaults in brackets after descriptions]"
  echo
  echo "Standard options:"
  echo "  --help                   print this message"
63 64
  echo "  --logfile=FILE           log tests and output to FILE [config.err]"
  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 72 73 74
  echo "  --enable-static          build static libraries [default=yes]"
  echo "  --disable-static         do not build static libraries [default=no]"
  echo "  --enable-shared          build shared libraries [default=no]"
  echo "  --disable-shared         do not build shared libraries [default=yes]"
75 76
  echo "  --enable-gpl             allow use of GPL code, the resulting libav*"
  echo "                           and ffmpeg will be under GPL [default=no]"
77 78
  echo "  --enable-nonfree         allow use of nonfree code, the resulting libav*"
  echo "                           and ffmpeg will be unredistributable [default=no]"
79
  echo "  --enable-postproc        enable GPLed postprocessing support [default=no]"
80
  echo "  --enable-swscale         software scaler support [default=no]"
81 82
  echo "  --enable-avfilter        video filter support (replaces vhook) [default=no]"
  echo "  --enable-avfilter-lavf   video filters dependant on avformat [default=no]"
83
  echo "  --enable-beosthreads     use BeOS threads [default=no]"
84
  echo "  --enable-os2threads      use OS/2 threads [default=no]"
85
  echo "  --enable-pthreads        use pthreads [default=no]"
86
  echo "  --enable-w32threads      use Win32 threads [default=no]"
87
  echo "  --enable-x11grab         enable X11 grabbing [default=no]"
88 89
  echo
  echo "External library support:"
90
  echo "  --enable-mlib            use Sun medialib [default=no]"
91
  echo "  --enable-avisynth        allow reading AVISynth script files [default=no]"
92 93
  echo "  --enable-libamr-nb       enable libamr-nb floating point audio codec"
  echo "  --enable-libamr-wb       enable libamr-wb floating point audio codec"
Ramiro Polla's avatar
Ramiro Polla committed
94 95
  echo "  --enable-libdc1394       enable IIDC-1394 grabbing using libdc1394"
  echo "                           and libraw1394 [default=no]"
96
  echo "  --enable-libdirac        enable Dirac support via libdirac [default=no]"
97 98
  echo "  --enable-libfaac         enable FAAC support via libfaac [default=no]"
  echo "  --enable-libfaad         enable FAAD support via libfaad [default=no]"
99
  echo "  --enable-libfaadbin      open libfaad.so.0 at runtime [default=no]"
Diego Biurrun's avatar
Diego Biurrun committed
100
  echo "  --enable-libgsm          enable GSM support via libgsm [default=no]"
101
  echo "  --enable-libmp3lame      enable MP3 encoding via libmp3lame [default=no]"
102 103
  echo "  --enable-libnut          enable NUT (de)muxing via libnut,"
  echo "                           native demuxer exists [default=no]"
104
  echo "  --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
David Conrad's avatar
David Conrad committed
105
  echo "  --enable-libspeex        enable Speex decoding via libspeex [default=no]"
106
  echo "  --enable-libtheora       enable Theora encoding via libtheora [default=no]"
107 108
  echo "  --enable-libvorbis       enable Vorbis encoding via libvorbis,"
  echo "                           native implementation exists [default=no]"
109 110
  echo "  --enable-libx264         enable H.264 encoding via x264 [default=no]"
  echo "  --enable-libxvid         enable Xvid encoding via xvidcore,"
111
  echo "                           native MPEG-4/Xvid encoder exists [default=no]"
112 113 114 115
  echo ""
  echo "Advanced options (experts only):"
  echo "  --source-path=PATH       path to source code [$source_path]"
  echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools [$cross_prefix]"
116
  echo "  --enable-cross-compile   assume a cross-compiler is used"
117
  echo "  --target-os=OS           compiler targets OS [$target_os]"
118 119 120 121
  echo "  --cc=CC                  use C compiler CC [$cc]"
  echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]"
  echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
  echo "  --extra-libs=ELIBS       add ELIBS [$ELIBS]"
122
  echo "  --extra-version=STRING   version string suffix []"
123
  echo "  --build-suffix=SUFFIX    suffix for application specific build []"
124
  echo "  --arch=ARCH              select architecture  [$arch]"
125 126
  echo "  --cpu=CPU                selects the minimum cpu required (affects"
  echo "                           instruction selection, may crash on older CPUs)"
127
  echo "  --enable-powerpc-perf    enable performance report on PPC"
128 129
  echo "                           (requires enabling PMC)"
  echo "  --disable-mmx            disable MMX usage"
130 131
  echo "  --disable-mmx2           disable MMX2 usage"
  echo "  --disable-ssse3          disable SSSE3 usage"
132
  echo "  --disable-armv5te        disable armv5te usage"
133
  echo "  --disable-armv6          disable armv6 usage"
Måns Rullgård's avatar
Måns Rullgård committed
134
  echo "  --disable-armvfp         disable ARM VFP usage"
135 136 137
  echo "  --disable-iwmmxt         disable iwmmxt usage"
  echo "  --disable-altivec        disable AltiVec usage"
  echo "  --disable-network        disable network support [default=no]"
138
  echo "  --disable-ipv6           disable ipv6 support [default=no]"
139
  echo "  --disable-zlib           disable zlib [default=no]"
140
  echo "  --disable-bzlib          disable bzlib [default=no]"
141 142 143
  echo "  --disable-vhook          disable video hooking support"
  echo "  --disable-mpegaudio-hp   faster (but less accurate)"
  echo "                           MPEG audio decoding [default=no]"
144
  echo "  --enable-gray            enable full grayscale support (slower color)"
145
  echo "  --disable-ffmpeg         disable ffmpeg build"
146 147 148
  echo "  --disable-ffserver       disable ffserver build"
  echo "  --disable-ffplay         disable ffplay build"
  echo "  --enable-small           optimize for size instead of speed"
Aurelien Jacobs's avatar
Aurelien Jacobs committed
149
  echo "  --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
150 151 152 153 154 155 156
  echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"
  echo "  --disable-encoder=NAME   disables encoder NAME"
  echo "  --enable-encoder=NAME    enables encoder NAME"
  echo "  --disable-decoder=NAME   disables decoder NAME"
  echo "  --enable-decoder=NAME    enables decoder NAME"
  echo "  --disable-encoders       disables all encoders"
  echo "  --disable-decoders       disables all decoders"
157 158
  echo "  --disable-muxer=NAME     disables muxer NAME"
  echo "  --enable-muxer=NAME      enables muxer NAME"
159
  echo "  --disable-muxers         disables all muxers"
160 161
  echo "  --disable-demuxer=NAME   disables demuxer NAME"
  echo "  --enable-demuxer=NAME    enables demuxer NAME"
162
  echo "  --disable-demuxers       disables all demuxers"
163 164 165
  echo "  --enable-parser=NAME     enables parser NAME"
  echo "  --disable-parser=NAME    disables parser NAME"
  echo "  --disable-parsers        disables all parsers"
166 167 168
  echo "  --enable-bsf=NAME        enables bitstream filter NAME"
  echo "  --disable-bsf=NAME       disables bitstream filter NAME"
  echo "  --disable-bsfs           disables all bitstream filters"
169 170 171
  echo "  --enable-protocol=NAME   enables protocol NAME"
  echo "  --disable-protocol=NAME  disables protocol NAME"
  echo "  --disable-protocols      disables all protocols"
172
  echo "  --disable-devices        disables all devices"
173 174 175
  echo "  --enable-filter=NAME     enables filter NAME"
  echo "  --disable-filter=NAME    disables filter NAME"
  echo "  --disable-filters        disables all filters"
176 177 178 179 180 181 182
  echo "  --list-decoders          show all available decoders"
  echo "  --list-encoders          show all available encoders"
  echo "  --list-muxers            show all available muxers"
  echo "  --list-demuxers          show all available demuxers"
  echo "  --list-parsers           show all available parsers"
  echo "  --list-protocols         show all available protocols"
  echo "  --list-bsfs              show all available bitstream filters"
183 184
  echo "  --list-indevs            show all available input devices"
  echo "  --list-outdevs           show all available output devices"
185
  echo "  --list-filters           show all available filters"
186 187
  echo
  echo "Developer options (useful when working on FFmpeg itself):"
188
  echo "  --disable-debug          disable debugging symbols"
189
  echo "  --enable-debug=LEVEL     set the debug level [$debuglevel]"
190
  echo "  --enable-gprof           enable profiling with gprof [$gprof]"
191
  echo "  --disable-optimizations  disable compiler optimizations"
192
  echo "  --enable-extra-warnings  enable more compiler warnings"
193
  echo "  --disable-stripping      disable stripping of executables and shared libraries"
194 195
  echo ""
  echo "NOTE: Object files are built at the place where configure is launched."
196
  exit 0
197
}
198

199
log(){
200
    echo "$@" >> $logfile
201 202
}

203
log_file(){
Måns Rullgård's avatar
Måns Rullgård committed
204
    log BEGIN $1
205
    pr -n -t $1 >> $logfile
Måns Rullgård's avatar
Måns Rullgård committed
206 207 208
    log END $1
}

209
echolog(){
Måns Rullgård's avatar
Måns Rullgård committed
210
    log "$@"
211
    echo "$@"
212 213 214 215 216 217 218
}

die(){
    echolog "$@"
    cat <<EOF
If you think configure made a mistake, make sure you are using the latest
version from SVN.  If the latest version fails, report the problem to the
219
ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
220
EOF
221
    if disabled logging; then
222
        cat <<EOF
223 224
Rerun configure with logging enabled (do not use --disable-logging), and
include the log this produces with your report.
225 226 227
EOF
    else
cat <<EOF
228 229
Include the log file "$logfile" produced by configure as this will help
solving the problem.
230 231
EOF
    fi
232
    rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
233 234 235
    exit 1
}

236
# Avoid locale weirdness, besides we really just want to translate ASCII.
237
toupper(){
238
    echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
239 240
}

Måns Rullgård's avatar
Måns Rullgård committed
241
tolower(){
242
    echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
Måns Rullgård's avatar
Måns Rullgård committed
243 244
}

245 246 247 248 249 250 251 252
set_all(){
    value=$1
    shift
    for var in $*; do
        eval $var=$value
    done
}

253 254 255 256 257 258 259 260
set_weak(){
    value=$1
    shift
    for var; do
        eval : \${$var:=$value}
    done
}

261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279
pushvar(){
    for var in $*; do
        eval level=\${${var}_level:=0}
        eval ${var}_${level}="\$$var"
        eval ${var}_level=$(($level+1))
    done
}

popvar(){
    for var in $*; do
        eval level=\${${var}_level:-0}
        test $level = 0 && continue
        eval level=$(($level-1))
        eval $var="\${${var}_${level}}"
        eval ${var}_level=$level
        eval unset ${var}_${level}
    done
}

280 281 282 283 284 285 286 287
enable(){
    set_all yes $*
}

disable(){
    set_all no $*
}

288 289 290 291 292 293 294 295
enable_weak(){
    set_weak yes $*
}

disable_weak(){
    set_weak no $*
}

296 297 298 299
do_enable_deep(){
    for var; do
        enabled $var && continue
        eval sel="\$${var}_select"
300 301
        eval sgs="\$${var}_suggest"
        pushvar var sgs
302
        enable_deep $sel
303 304
        popvar sgs
        enable_deep_weak $sgs
305 306 307 308 309 310 311 312 313
        popvar var
    done
}

enable_deep(){
    do_enable_deep $*
    enable $*
}

314 315 316 317 318
enable_deep_weak(){
    do_enable_deep $*
    enable_weak $*
}

319
enabled(){
320 321
    test "${1#!}" = "$1" && op== || op=!=
    eval test "x\$${1#!}" $op "xyes"
322 323
}

324
disabled(){
325 326
    test "${1#!}" = "$1" && op== || op=!=
    eval test "x\$${1#!}" $op "xno"
327 328
}

329 330 331 332 333 334
enabled_all(){
    for opt; do
        enabled $opt || return 1
    done
}

335 336 337 338 339 340
disabled_all(){
    for opt; do
        disabled $opt || return 1
    done
}

341 342 343 344 345 346
enabled_any(){
    for opt; do
        enabled $opt && return 0
    done
}

347 348 349 350
disabled_any(){
    for opt; do
        disabled $opt && return 0
    done
351
    return 1
352 353
}

354 355 356 357 358 359
set_default(){
    for opt; do
        eval test -z "\$$opt" && eval $opt=\$${opt}_default
    done
}

360 361 362 363 364 365 366 367 368
is_in(){
    value=$1
    shift
    for var in $*; do
        [ $var = $value ] && return 0
    done
    return 1
}

369 370
check_deps(){
    for cfg; do
371
        cfg="${cfg#!}"
372 373 374 375
        enabled ${cfg}_checking && die "Circular dependency for $cfg."
        disabled ${cfg}_checking && continue
        enable ${cfg}_checking

376 377
        eval dep_all="\$${cfg}_deps"
        eval dep_any="\$${cfg}_deps_any"
378
        eval dep_sel="\$${cfg}_select"
379
        eval dep_sgs="\$${cfg}_suggest"
380

381 382 383
        pushvar cfg dep_all dep_any dep_sel dep_sgs
        check_deps $dep_all $dep_any $dep_sel $dep_sgs
        popvar cfg dep_all dep_any dep_sel dep_sgs
384

Måns Rullgård's avatar
Måns Rullgård committed
385 386
        enabled_all  $dep_all || disable $cfg
        enabled_any  $dep_any || disable $cfg
387
        disabled_any $dep_sel && disable $cfg
388

389 390 391
        if enabled $cfg; then
            eval dep_extralibs="\$${cfg}_extralibs"
            test -n "$dep_extralibs" && add_extralibs $dep_extralibs
392
            enable_deep $dep_sel
393
            enable_deep_weak $dep_sgs
394 395
        fi

396
        disable ${cfg}_checking
397 398 399
    done
}

400 401 402 403 404 405
print_config(){
    pfx=$1
    header=$2
    makefile=$3
    shift 3
    for cfg; do
406
        ucname="`toupper $cfg`"
407
        if enabled $cfg; then
408 409 410 411 412
            echo "#define ${pfx}${ucname} 1" >> $header
            echo "#define ENABLE_${ucname} 1" >> $header
            echo "${pfx}${ucname}=yes" >> $makefile
        else
            echo "#define ENABLE_${ucname} 0" >> $header
413 414
        fi
    done
415 416 417
}

flags_saved(){
418
    (: ${SAVE_CFLAGS?}) 2> /dev/null
419 420
}

421
save_flags(){
422
    flags_saved && return
423 424 425 426 427 428
    SAVE_CFLAGS="$CFLAGS"
    SAVE_LDFLAGS="$LDFLAGS"
    SAVE_extralibs="$extralibs"
}

restore_flags(){
429
    flags_saved || return
430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452
    CFLAGS="$SAVE_CFLAGS"
    LDFLAGS="$SAVE_LDFLAGS"
    extralibs="$SAVE_extralibs"
    unset SAVE_CFLAGS
    unset SAVE_LDFLAGS
    unset SAVE_extralibs
}

temp_cflags(){
    save_flags
    CFLAGS="$CFLAGS $*"
}

temp_ldflags(){
    save_flags
    LDFLAGS="$LDFLAGS $*"
}

temp_extralibs(){
    save_flags
    extralibs="$extralibs $*"
}

453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471
append(){
    var=$1
    shift
    flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
    eval "$var=\"\$$var $*\""
}

add_cflags(){
    append CFLAGS "$@"
}

add_ldflags(){
    append LDFLAGS "$@"
}

add_extralibs(){
    append extralibs "$@"
}

472
check_cmd(){
Måns Rullgård's avatar
Måns Rullgård committed
473
    log "$@"
474
    "$@" >> $logfile 2>&1
475 476
}

477
check_cc(){
478
    log check_cc "$@"
479
    cat > $TMPC
480
    log_file $TMPC
481
    check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
482 483 484 485
}

check_cpp(){
    log check_cpp "$@"
486
    cat > $TMPC
487
    log_file $TMPC
488
    check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
489 490
}

491 492 493 494 495 496
check_asm(){
    log check_asm "$@"
    name="$1"
    asm="$2"
    shift 2
    check_cc "$@" <<EOF && enable $name || disable $name
497
int foo(void){ __asm__ volatile($asm); }
498 499 500
EOF
}

Loren Merritt's avatar
Loren Merritt committed
501 502 503 504 505 506 507 508
check_yasm(){
    log check_yasm "$@"
    echo "$1" > $TMPS
    log_file $TMPS
    shift 1
    check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
}

509
check_ld(){
510
    log check_ld "$@"
511
    check_cc || return
512 513 514 515 516 517
    flags=''
    libs=''
    for f; do
        test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
    done
    check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
518 519 520
}

check_cflags(){
521 522
    log check_cflags "$@"
    check_cc "$@" <<EOF && add_cflags "$@"
523 524 525 526 527
int x;
EOF
}

check_ldflags(){
528 529
    log check_ldflags "$@"
    check_ld "$@" <<EOF && add_ldflags "$@"
530
int main(void){ return 0; }
531 532 533 534
EOF
}

check_header(){
535
    log check_header "$@"
536 537
    header=$1
    shift
Måns Rullgård's avatar
Måns Rullgård committed
538 539 540
    var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
    disable $var
    check_cpp "$@" <<EOF && enable $var
541 542 543 544 545 546
#include <$header>
int x;
EOF
}

check_func(){
547
    log check_func "$@"
548 549
    func=$1
    shift
Måns Rullgård's avatar
Måns Rullgård committed
550 551
    disable $func
    check_ld "$@" <<EOF && enable $func
552
extern int $func();
553
int main(void){ $func(); }
554 555 556
EOF
}

557 558
check_func_headers(){
    log check_func_headers "$@"
559 560 561 562 563 564 565 566 567 568 569
    headers=$1
    func=$2
    shift 2
    disable $func
    incs=""
    for hdr in $headers; do
        incs="$incs
#include <$hdr>"
    done
    check_ld "$@" <<EOF && enable $func
$incs
570
int main(int argc, char **argv){
571 572 573 574 575 576
    (void) $func;
    return 0;
}
EOF
}

577 578 579 580 581 582 583 584 585 586 587 588
check_cpp_condition(){
    log check_cpp_condition "$@"
    header=$1
    condition=$2
    check_cpp <<EOF
#include <$header>
#if !($condition)
#error "unsatisfied condition: $condition"
#endif
EOF
}

589 590 591 592 593
check_lib(){
    log check_lib "$@"
    header="$1"
    func="$2"
    shift 2
594 595 596 597 598
    temp_extralibs "$@"
    check_header $header && check_func $func && add_extralibs "$@"
    err=$?
    restore_flags
    return $err
599 600
}

601 602 603 604 605 606
check_lib2(){
    log check_lib2 "$@"
    headers="$1"
    func="$2"
    shift 2
    temp_extralibs "$@"
607
    check_func_headers "$headers" $func && add_extralibs "$@"
608 609 610 611 612
    err=$?
    restore_flags
    return $err
}

613
check_exec(){
614
    check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
615 616
}

617 618 619 620 621 622 623 624 625
check_exec_crash(){
    code=`cat`

    # exit() is not async signal safe.  _Exit (C99) and _exit (POSIX)
    # are safe but may not be available everywhere.  Thus we use
    # raise(SIGTERM) instead.  The check is run in a subshell so we
    # can redirect the "Terminated" message from the shell.  SIGBUS
    # is not defined by standard C so it is used conditionally.

626
    (check_exec "$@") >> $logfile 2>&1 <<EOF
627 628 629 630
#include <signal.h>
static void sighandler(int sig){
    raise(SIGTERM);
}
Diego Biurrun's avatar
Diego Biurrun committed
631
int main(void){
632 633 634 635 636 637 638 639 640 641 642
    signal(SIGILL, sighandler);
    signal(SIGFPE, sighandler);
    signal(SIGSEGV, sighandler);
#ifdef SIGBUS
    signal(SIGBUS, sighandler);
#endif
    { $code }
}
EOF
}

643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659
check_type(){
    log check_type "$@"
    headers=$1
    type=$2
    shift 2
    disable $type
    incs=""
    for hdr in $headers; do
        incs="$incs
#include <$hdr>"
    done
    check_cc "$@" <<EOF && enable $type
$incs
$type v;
EOF
}

660 661 662 663 664 665
require(){
    name="$1"
    header="$2"
    func="$3"
    shift 3
    check_lib $header $func "$@" || die "ERROR: $name not found"
666 667
}

668 669 670 671 672 673 674 675
require2(){
    name="$1"
    headers="$2"
    func="$3"
    shift 3
    check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
}

676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692
check_foo_config(){
    cfg=$1
    pkg=$2
    header=$3
    func=$4
    shift 4
    disable $cfg
    check_cmd ${pkg}-config --version
    err=$?
    if test "$err" = 0; then
        temp_cflags `${pkg}-config --cflags`
        temp_extralibs `${pkg}-config --libs`
        check_lib "$@" $header $func && enable $cfg
    fi
    return $err
}

693 694 695 696 697 698
apply(){
    file=$1
    shift
    "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
}

699 700 701
# CONFIG_LIST contains configurable options, while HAVE_LIST is for
# system-dependent things.

702 703 704 705 706
COMPONENT_LIST="
    bsfs
    decoders
    demuxers
    encoders
Vitor Sessak's avatar
Vitor Sessak committed
707
    filters
708
    indevs
709
    muxers
710
    outdevs
711 712 713 714 715 716
    parsers
    protocols
"

CONFIG_LIST="
    $COMPONENT_LIST
717 718
    avfilter
    avfilter_lavf
719 720
    avisynth
    beos_netserver
721
    bzlib
722 723 724
    ffmpeg
    ffplay
    ffserver
725
    fft
726
    gpl
727
    gprof
728
    gray
Aurelien Jacobs's avatar
Aurelien Jacobs committed
729
    hardcoded_tables
730
    ipv6
731 732
    libamr_nb
    libamr_wb
Ramiro Polla's avatar
Ramiro Polla committed
733
    libdc1394
734
    libdirac
735 736 737
    libfaac
    libfaad
    libfaadbin
738
    libgsm
739
    libmp3lame
740
    libnut
741
    libschroedinger
David Conrad's avatar
David Conrad committed
742
    libspeex
Diego Biurrun's avatar
Diego Biurrun committed
743
    libtheora
744
    libvorbis
745 746
    libx264
    libxvid
747
    mdct
748
    memalign_hack
749
    mlib
750 751
    mpegaudio_hp
    network
752
    nonfree
753
    postproc
754
    powerpc_perf
755
    small
756
    swscale
757
    vhook
758
    x11grab
759
    zlib
760
"
761

762 763
THREADS_LIST='
    beosthreads
764
    os2threads
765 766 767 768
    pthreads
    w32threads
'

769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787
ARCH_LIST='
    alpha
    armv4l
    bfin
    ia64
    m68k
    mips
    parisc
    powerpc
    s390
    sh4
    sparc
    sparc64
    x86
    x86_32
    x86_64
'

ARCH_EXT_LIST='
788 789
    altivec
    armv5te
790
    armv6
Måns Rullgård's avatar
Måns Rullgård committed
791
    armvfp
792 793 794
    iwmmxt
    mmi
    mmx
795
    mmx2
796
    neon
797
    ssse3
798
    vis
799 800 801 802 803 804
'

HAVE_LIST="
    $ARCH_EXT_LIST
    $THREADS_LIST
    altivec_h
805
    arpa_inet_h
806
    bswap
Alex Beregszaszi's avatar
Alex Beregszaszi committed
807
    closesocket
808
    cmov
809
    conio_h
810
    dcbzl
811 812 813 814 815
    dev_bktr_ioctl_bt848_h
    dev_bktr_ioctl_meteor_h
    dev_ic_bt8xx_h
    dev_video_meteor_ioctl_meteor_h
    dev_video_bktr_ioctl_bt848_h
816
    dlfcn_h
817
    dlopen
818
    dos_paths
819 820
    ebp_available
    ebx_available
821
    fast_64bit
822
    fast_cmov
823
    fast_unaligned
Måns Rullgård's avatar
Måns Rullgård committed
824
    fork
825
    freetype2
826
    gethrtime
827
    GetProcessTimes
Ramiro Polla's avatar
Ramiro Polla committed
828
    getrusage
829
    imlib2
830
    inet_aton
Måns Rullgård's avatar
Måns Rullgård committed
831
    inline_asm
832 833
    libdc1394_1
    libdc1394_2
834 835
    llrint
    lrint
836
    lrintf
837 838
    machine_ioctl_bt848_h
    machine_ioctl_meteor_h
839 840
    malloc_h
    memalign
Ramiro Polla's avatar
Ramiro Polla committed
841
    mkstemp
842
    pld
Måns Rullgård's avatar
Måns Rullgård committed
843
    ppc64
844 845
    round
    roundf
846 847
    sdl
    sdl_video_size
848
    socklen_t
Måns Rullgård's avatar
Måns Rullgård committed
849
    soundcard_h
850
    poll_h
851
    sys_mman_h
852
    sys_resource_h
853
    sys_select_h
Måns Rullgård's avatar
Måns Rullgård committed
854
    sys_soundcard_h
855
    sys_videoio_h
856
    termios_h
857
    threads
858
    winsock2_h
Loren Merritt's avatar
Loren Merritt committed
859
    yasm
860
"
861

862 863 864 865 866
# options emitted with CONFIG_ prefix but not available on command line
CONFIG_EXTRA="
    fft_mmx
"

867
CMDLINE_SELECT="
868
    $ARCH_EXT_LIST
869
    $CONFIG_LIST
870
    $THREADS_LIST
871
    cross_compile
872 873
    debug
    extra_warnings
874
    logging
875
    optimizations
876 877
    shared
    static
878
    stripping
879
"
880 881

PATHS_LIST='
882
    bindir
883 884 885 886 887
    incdir
    libdir
    mandir
    prefix
    shlibdir
888 889 890 891 892 893 894 895 896
'

CMDLINE_SET="
    $PATHS_LIST
    arch
    build_suffix
    cc
    cpu
    cross_prefix
897
    extra_version
898
    logfile
899 900
    source_path
    target_os
901
"
902

903 904
# code dependency declarations

905 906 907 908
# architecture extensions
altivec_deps="powerpc"
armv5te_deps="armv4l"
armv6_deps="armv4l"
Måns Rullgård's avatar
Måns Rullgård committed
909
armvfp_deps="armv4l"
910
iwmmxt_deps="armv4l"
911
mmi_deps="mips"
912
mmx_deps="x86"
Diego Biurrun's avatar
Diego Biurrun committed
913
mmx2_deps="x86 mmx"
914
neon_deps="armv4l"
915
ssse3_deps="x86"
916
vis_deps="sparc"
917

918 919 920 921
# common features
fft_suggest="fft_mmx"
fft_mmx_deps="mmx yasm"

922
# decoders / encoders
923
aac_decoder_select="fft mdct"
924
ac3_decoder_deps="gpl"