configure

   1 #! /bin/sh
   2
   3 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
   4
   5 echo "Usage: ./configure [options]"
   6 echo ""
   7 echo "available options:"
   8 echo ""
   9 echo "  --help                   print this message"
  10 echo "  --disable-avis-input     disables avisynth input (win32 only)"
  11 echo "  --disable-mp4-output     disables mp4 output (using gpac)"
  12 echo "  --disable-pthread        disables multithreaded encoding"
  13 echo "  --disable-asm            disables assembly optimizations on x86"
  14 echo "  --enable-debug           adds -g, doesn't strip"
  15 echo "  --enable-gprof           adds -pg, doesn't strip"
  16 echo "  --enable-visualize       enables visualization (X11 only)"
  17 echo "  --enable-pic             build position-independent code"
  18 echo "  --enable-shared          build libx264.so"
  19 echo "  --extra-asflags=EASFLAGS add EASFLAGS to ASFLAGS"
  20 echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS"
  21 echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS"
  22 echo "  --host=HOST              build programs to run on HOST"
  23 echo ""
  24 exit 1
  25 fi
  26
  27 cc_check() {
  28     cat > conftest.c << EOF
  29 #include <$1>
  30 int main () { $3 return 0; }
  31 EOF
  32     $CC conftest.c $CFLAGS $LDFLAGS $2 -o conftest 2>$DEVNULL
  33     TMP="$?"
  34     return $TMP
  35 }
  36
  37 as_check() {
  38     echo "$1" > conftest.asm
  39     $AS conftest.asm $ASFLAGS $2 -o conftest.o 2>$DEVNULL
  40     TMP="$?"
  41     return $TMP
  42 }
  43
  44 rm -f config.h config.mak x264.pc conftest*
  45
  46 prefix='/usr/local'
  47 exec_prefix='${prefix}'
  48 bindir='${exec_prefix}/bin'
  49 libdir='${exec_prefix}/lib'
  50 includedir='${prefix}/include'
  51 DEVNULL='/dev/null'
  52
  53 avis_input="auto"
  54 mp4_output="auto"
  55 pthread="auto"
  56 asm="yes"
  57 debug="no"
  58 gprof="no"
  59 pic="no"
  60 vis="no"
  61 shared="no"
  62
  63 CC="${CC-gcc}"
  64 CFLAGS="$CFLAGS -Wall -I."
  65 LDFLAGS="$LDFLAGS"
  66 HAVE_GETOPT_LONG=1
  67
  68 AS="yasm"
  69 ASFLAGS=""
  70
  71 EXE=""
  72
  73 # check whether 'echo -n' works as expected, otherwise try printf
  74 if [ "x`echo -n houba`" = xhouba ]
  75 then
  76   ECHON="echo -n"
  77 elif [ "x`printf houba`" = xhouba ]
  78 then
  79   ECHON="printf"
  80 else
  81   echo "Neither 'echo -n' nor 'printf' are working with your shell!"
  82   exit 1
  83 fi
  84
  85 # parse options
  86
  87 for opt do
  88     optarg="${opt#*=}"
  89     case "$opt" in
  90         --prefix=*)
  91             prefix="$optarg"
  92             ;;
  93         --exec-prefix=*)
  94             exec_prefix="$optarg"
  95             ;;
  96         --bindir=*)
  97             bindir="$optarg"
  98             ;;
  99         --libdir=*)
 100             libdir="$optarg"
 101             ;;
 102         --includedir=*)
 103             includedir="$optarg"
 104             ;;
 105         --enable-asm)
 106             asm="yes"
 107             ;;
 108         --disable-asm)
 109             asm="no"
 110             ;;
 111         --enable-avis-input)
 112             avis_input="yes"
 113             ;;
 114         --disable-avis-input)
 115             avis_input="no"
 116             ;;
 117         --enable-mp4-output)
 118             mp4_output="yes"
 119             ;;
 120         --disable-mp4-output)
 121             mp4_output="no"
 122             ;;
 123         --extra-asflags=*)
 124             ASFLAGS="$ASFLAGS ${opt#--extra-asflags=}"
 125             ;;
 126         --extra-cflags=*)
 127             CFLAGS="$CFLAGS ${opt#--extra-cflags=}"
 128             ;;
 129         --extra-ldflags=*)
 130             LDFLAGS="$LDFLAGS ${opt#--extra-ldflags=}"
 131             ;;
 132         --enable-pthread)
 133             pthread="auto" # can't skip detection, since it differs by OS
 134             ;;
 135         --disable-pthread)
 136             pthread="no"
 137             ;;
 138         --enable-debug)
 139             debug="yes"
 140             ;;
 141         --enable-gprof)
 142             CFLAGS="$CFLAGS -pg"
 143             LDFLAGS="$LDFLAGS -pg"
 144             gprof="yes"
 145             ;;
 146         --enable-pic)
 147             pic="yes"
 148             ;;
 149         --enable-shared)
 150             shared="yes"
 151             ;;
 152         --enable-visualize)
 153             LDFLAGS="$LDFLAGS -L/usr/X11R6/lib -lX11"
 154             CFLAGS="$CFLAGS -DVISUALIZE=1"
 155             vis="yes"
 156             ;;
 157         --host=*)
 158             host="${opt#--host=}"
 159             ;;
 160         *)
 161             echo "Unknown option $opt, ignored"
 162             ;;
 163     esac
 164 done
 165
 166 if [ "x$host" = x ]; then
 167     host=`./config.guess`
 168 fi
 169 # normalize a triplet into a quadruplet
 170 host=`./config.sub $host`
 171
 172 # split $host
 173 host_cpu="${host%%-*}"
 174 host="${host#*-}"
 175 host_vendor="${host%%-*}"
 176 host_os="${host#*-}"
 177
 178 case $host_os in
 179   beos*)
 180     SYS="BEOS"
 181     CFLAGS="$CFLAGS -DHAVE_MALLOC_H"
 182     ;;
 183   darwin*)
 184     SYS="MACOSX"
 185     CFLAGS="$CFLAGS -falign-loops=16"
 186     LDFLAGS="$LDFLAGS -lm -lmx"
 187     if [ "$pic" = "no" ]; then
 188         CFLAGS="$CFLAGS -mdynamic-no-pic"
 189     fi
 190     ;;
 191   freebsd*)
 192     SYS="FREEBSD"
 193     LDFLAGS="$LDFLAGS -lm"
 194     ;;
 195   kfreebsd*-gnu)
 196     SYS="FREEBSD"
 197     CFLAGS="$CFLAGS -DHAVE_MALLOC_H"
 198     LDFLAGS="$LDFLAGS -lm"
 199     ;;
 200   netbsd*)
 201     SYS="NETBSD"
 202     LDFLAGS="$LDFLAGS -lm"
 203     ;;
 204   openbsd*)
 205     SYS="OPENBSD"
 206     CFLAGS="$CFLAGS -I/usr/X11R6/include"
 207     LDFLAGS="$LDFLAGS -lm"
 208     ;;
 209   linux*)
 210     SYS="LINUX"
 211     CFLAGS="$CFLAGS -DHAVE_MALLOC_H"
 212     LDFLAGS="$LDFLAGS -lm"
 213     ;;
 214   cygwin*)
 215     SYS="MINGW"
 216     CFLAGS="$CFLAGS -mno-cygwin"
 217     LDFLAGS="$LDFLAGS -mno-cygwin"
 218     EXE=".exe"
 219     DEVNULL="NUL"
 220     ;;
 221   mingw*)
 222     SYS="MINGW"
 223     EXE=".exe"
 224     DEVNULL="NUL"
 225     ;;
 226   sunos*|solaris*)
 227     SYS="SunOS"
 228     CFLAGS="$CFLAGS -DHAVE_MALLOC_H"
 229     LDFLAGS="$LDFLAGS -lm"
 230     HAVE_GETOPT_LONG=0
 231     ;;
 232   *)
 233     echo "Unknown system $host, edit the configure"
 234     exit 1
 235     ;;
 236 esac
 237
 238 case $host_cpu in
 239   i*86)
 240     ARCH="X86"
 241     ASFLAGS="-O2"
 242     if [ "$SYS" = MACOSX ]; then
 243       ASFLAGS="$ASFLAGS -f macho -DPREFIX"
 244     elif [ "$SYS" = MINGW ]; then
 245       ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
 246     else
 247       ASFLAGS="$ASFLAGS -f elf"
 248     fi
 249     ;;
 250   x86_64)
 251     ARCH="X86_64"
 252     if [ "$SYS" = MACOSX ];then
 253       ASFLAGS="-f macho64 -m amd64 -DPIC -DPREFIX"
 254       CFLAGS="$CFLAGS -arch x86_64"
 255       LDFLAGS="$LDFLAGS -arch x86_64"
 256     else
 257       ASFLAGS="-f elf -m amd64"
 258     fi
 259     ;;
 260   powerpc|powerpc64)
 261     ARCH="PPC"
 262     if [ $SYS = MACOSX ]
 263     then
 264       ALTIVECFLAGS="$ALTIVECFLAGS -faltivec -fastf -mcpu=G4"
 265     else
 266       ALTIVECFLAGS="$ALTIVECFLAGS -maltivec -mabi=altivec"
 267     fi
 268     ;;
 269   sparc)
 270     if test "$(uname -m)" = "sun4u"; then
 271       ARCH="UltraSparc"
 272       CFLAGS="$CFLAGS -mcpu=ultrasparc"
 273       LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
 274       AS="as"
 275       ASFLAGS="-xarch=v8plusa"
 276     else
 277       ARCH="Sparc"
 278     fi
 279     ;;
 280   mips|mipsel|mips64|mips64el)
 281     ARCH="MIPS"
 282     ;;
 283   arm*)
 284     ARCH="ARM"
 285     ;;
 286   s390|s390x)
 287     ARCH="S390"
 288     ;;
 289   parisc|parisc64)
 290     ARCH="PARISC"
 291     ;;
 292   *)
 293     ARCH="$(echo $host_cpu | tr a-z A-Z)"
 294     ;;
 295 esac
 296
 297 # check requirements
 298
 299 if [ $shared = yes -a \( $ARCH = "X86_64" -o $ARCH = "PPC" -o $ARCH = "ALPHA" \) ] ; then
 300     pic="yes"
 301 fi
 302
 303 if [ $asm = yes -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
 304     if as_check "pinsrd xmm0, [esp], 0" ; then
 305         CFLAGS="$CFLAGS -DHAVE_MMX"
 306     else
 307         VER=`($AS --version || echo no assembler) 2>$DEVNULL | head -n 1`
 308         echo "Found $VER"
 309         echo "Minimum version is yasm-0.6.1"
 310         echo "If you really want to compile without asm, configure with --disable-asm."
 311         exit 1
 312     fi
 313 else
 314     AS=""
 315 fi
 316
 317 CFLAGS="$CFLAGS -DARCH_$ARCH -DSYS_$SYS"
 318
 319 echo "unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';" > conftest.c
 320 $CC $CFLAGS conftest.c -c -o conftest.o 2>$DEVNULL || die "endian test failed"
 321 grep -q BIGE conftest.o && CFLAGS="$CFLAGS -DWORDS_BIGENDIAN"
 322
 323 # autodetect options that weren't forced nor disabled
 324
 325 libpthread=""
 326 if test "$pthread" = "auto" ; then
 327     pthread="no"
 328     case $SYS in
 329         BEOS)
 330             pthread="yes"
 331             ;;
 332         MINGW)
 333             if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
 334                 pthread="yes"
 335                 libpthread="-lpthread"
 336             elif cc_check pthread.h -lpthreadGC2 "pthread_create(0,0,0,0);" ; then
 337                 pthread="yes"
 338                 libpthread="-lpthreadGC2"
 339             elif cc_check pthread.h "-lpthreadGC2 -lwsock32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
 340                 pthread="yes"
 341                 libpthread="-lpthreadGC2 -lwsock32"
 342                 CFLAGS="$CFLAGS -DPTW32_STATIC_LIB"
 343             fi
 344             ;;
 345         *)
 346             cc_check pthread.h -lpthread && pthread="yes" && libpthread="-lpthread"
 347             ;;
 348     esac
 349 fi
 350 if test "$pthread" = "yes" ; then
 351     CFLAGS="$CFLAGS -DHAVE_PTHREAD"
 352     LDFLAGS="$LDFLAGS $libpthread"
 353 fi
 354
 355 MP4_LDFLAGS="-lgpac_static"
 356 if [ $SYS = MINGW ]; then
 357     MP4_LDFLAGS="$MP4_LDFLAGS -lwinmm"
 358 fi
 359 if [ "$mp4_output" = "auto" ] ; then
 360     mp4_output="no"
 361     cc_check gpac/isomedia.h "$MP4_LDFLAGS" && mp4_output="yes"
 362 fi
 363 if [ "$mp4_output" = "yes" ] ; then
 364     echo "#define MP4_OUTPUT" >> config.h
 365     LDFLAGS="$LDFLAGS $MP4_LDFLAGS"
 366 fi
 367
 368 if [ "$avis_input" = "auto" ] ; then
 369     if [ $SYS = MINGW ]; then
 370         avis_input="yes"
 371     else
 372         avis_input="no";
 373     fi
 374 fi
 375 if [ "$avis_input" = "yes" ] ; then
 376     echo "#define AVIS_INPUT" >> config.h
 377     LDFLAGS="$LDFLAGS -lvfw32"
 378 fi
 379
 380 if [ "$pic" = "yes" ] ; then
 381     CFLAGS="$CFLAGS -fPIC"
 382     ASFLAGS="$ASFLAGS -DPIC"
 383     # resolve textrels in the x86 asm
 384     cc_check stdio.h -Wl,-Bsymbolic && LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
 385 fi
 386
 387 if [ "$debug" != "yes" -a "$gprof" != "yes" ]; then
 388     CFLAGS="$CFLAGS -s -fomit-frame-pointer"
 389     LDFLAGS="$LDFLAGS -s"
 390 fi
 391
 392 if [ "$debug" = "yes" ]; then
 393     CFLAGS="-O1 -g $CFLAGS"
 394 else
 395     CFLAGS="-O4 -ffast-math $CFLAGS"
 396 fi
 397
 398 if cc_check "stdio.h" "" "fseeko(stdin,0,0);" ; then
 399     echo "#define fseek fseeko" >> config.h
 400     echo "#define ftell ftello" >> config.h
 401 elif cc_check "stdio.h" "" "fseeko64(stdin,0,0);" ; then
 402     echo "#define fseek fseeko64" >> config.h
 403     echo "#define ftell ftello64" >> config.h
 404 fi
 405
 406 rm -f conftest*
 407
 408 # generate config files
 409
 410 cat > config.mak << EOF
 411 prefix=$prefix
 412 exec_prefix=$exec_prefix
 413 bindir=$bindir
 414 libdir=$libdir
 415 includedir=$includedir
 416 ARCH=$ARCH
 417 SYS=$SYS
 418 CC=$CC
 419 CFLAGS=$CFLAGS
 420 ALTIVECFLAGS=$ALTIVECFLAGS
 421 LDFLAGS=$LDFLAGS
 422 AS=$AS
 423 ASFLAGS=$ASFLAGS
 424 EXE=$EXE
 425 VIS=$vis
 426 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
 427 DEVNULL=$DEVNULL
 428 ECHON=$ECHON
 429 EOF
 430
 431 $ECHON 'CONFIGURE_ARGS=' >> config.mak
 432 for A in "$@" ; do
 433     $ECHON " '$A'" >> config.mak
 434 done
 435 echo '' >> config.mak
 436
 437 if [ "$shared" = "yes" ]; then
 438     API=$(grep '#define X264_BUILD' < x264.h | cut -f 3 -d ' ')
 439     if [ "$SYS" = "MINGW" ]; then
 440         echo "SONAME=libx264-$API.dll" >> config.mak
 441         echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
 442         echo 'SOFLAGS=-Wl,--out-implib,$(IMPLIBNAME) -Wl,--enable-auto-image-base' >> config.mak
 443     elif [ "$SYS" = "MACOSX" ]; then
 444         echo "SOSUFFIX=dylib" >> config.mak
 445         echo "SONAME=libx264.$API.dylib" >> config.mak
 446         echo 'SOFLAGS=-dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name $(DESTDIR)$(libdir)/$(SONAME)' >> config.mak
 447     else
 448         echo "SOSUFFIX=so" >> config.mak
 449         echo "SONAME=libx264.so.$API" >> config.mak
 450         echo 'SOFLAGS=-Wl,-soname,$(SONAME)' >> config.mak
 451     fi
 452     echo 'default: $(SONAME)' >> config.mak
 453 fi
 454
 455 ./version.sh
 456
 457 pclibs="-L$libdir -lx264 $libpthread"
 458
 459 cat > x264.pc << EOF
 460 prefix=$prefix
 461 exec_prefix=$exec_prefix
 462 libdir=$libdir
 463 includedir=$includedir
 464
 465 Name: x264
 466 Description: H.264 (MPEG4 AVC) encoder library
 467 Version: $(grep POINTVER < config.h | sed -e 's/.* "//; s/".*//')
 468 Libs: $pclibs
 469 Cflags: -I$includedir
 470 EOF
 471
 472
 473 echo "Platform:   $ARCH"
 474 echo "System:     $SYS"
 475 echo "asm:        $asm"
 476 echo "avis input: $avis_input"
 477 echo "mp4 output: $mp4_output"
 478 echo "pthread:    $pthread"
 479 echo "debug:      $debug"
 480 echo "gprof:      $gprof"
 481 echo "PIC:        $pic"
 482 echo "shared:     $shared"
 483 echo "visualize:  $vis"
 484 echo
 485 echo "You can run 'make' or 'make fprofiled' now."
 486