ffmpeg/configure

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#!/bin/sh
#
# ffmpeg configure script (c) 2000, 2001, 2002 Fabrice Bellard
#
# set temporary file name
if test ! -z "$TMPDIR" ; then
TMPDIR1="${TMPDIR}"
elif test ! -z "$TEMPDIR" ; then
TMPDIR1="${TEMPDIR}"
else
TMPDIR1="/tmp"
fi
TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
# default parameters
prefix="/usr/local"
cross_prefix=""
cc="gcc"
ar="ar"
ranlib="ranlib"
make="make"
strip="strip"
cpu=`uname -m`
mmx="default"
altivec="default"
mmi="default"
case "$cpu" in
i386|i486|i586|i686|i86pc|BePC)
cpu="x86"
;;
armv4l)
cpu="armv4l"
;;
alpha)
cpu="alpha"
;;
"Power Macintosh"|ppc)
cpu="powerpc"
;;
mips)
cpu="mips"
;;
*)
cpu="unknown"
;;
esac
gprof="no"
v4l="yes"
audio_oss="yes"
audio_beos="no"
network="yes"
zlib="yes"
mp3lame="no"
vorbis="no"
a52="yes"
a52bin="no"
win32="no"
cygwin="no"
lshared="no"
extralibs="-lm"
simpleidct="yes"
bigendian="no"
vhook="no"
mpegaudio_hp="yes"
SHFLAGS=-shared
netserver="no"
# OS specific
targetos=`uname -s`
case $targetos in
BeOS)
prefix="/boot/home/config"
# helps building libavcodec
CFLAGS="-O3 -DPIC -fomit-frame-pointer"
# 3 gcc releases known for BeOS, each with ugly bugs
gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
case "$gcc_version" in
2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
mmx="no"
;;
*20010315*) echo "BeBits gcc"
CFLAGS="$CFLAGS -fno-expensive-optimizations"
;;
esac
SHFLAGS=-nostart
# disable linux things
audio_oss="no"
v4l="no"
# enable beos things
audio_beos="yes"
# no need for libm, but the inet stuff
# Check for BONE
if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
extralibs="-lbind -lsocket"
else
netserver="yes"
extralibs="-lnet"
fi ;;
FreeBSD)
v4l="no"
audio_oss="yes"
make="gmake"
LDFLAGS="-export-dynamic"
;;
BSD/OS)
v4l="no"
audio_oss="yes"
extralibs="-lpoll -lgnugetopt -lm"
make="gmake"
;;
Darwin)
cc="cc"
v4l="no"
audio_oss="no"
CFLAGS="-no-cpp-precomp -pipe -O3 -fomit-frame-pointer -mdynamic-no-pic"
SHFLAGS="-dynamiclib"
extralibs=""
darwin="yes"
strip="strip -x"
;;
CYGWIN*)
v4l="no"
audio_oss="yes"
extralibs=""
cygwin="yes"
test -f /usr/include/inttypes.h || \
test -f /usr/local/include/inttypes.h || \
echo "Missing inttypes.h, please copy cygwin_inttypes.h to" \
"/usr/include/inttypes.h !!!"
;;
Linux)
LDFLAGS=-rdynamic
;;
*) ;;
esac
# find source path
# XXX: we assume an absolute path is given when launching configure,
# except in './configure' case.
source_path=${0%configure}
source_path=${source_path%/}
source_path_used="yes"
if test -z "$source_path" -o "$source_path" = "." ; then
source_path=`pwd`
source_path_used="no"
fi
cat > $TMPC << EOF
#include <dlfcn.h>
int main( void ) { return (int) dlopen("foo", 0); }
EOF
ldl=-ldl
if $cc -o $TMPO $TMPC -ldl 2> /dev/null ; then
vhook=yes
fi
if $cc -o $TMPO $TMPC 2> /dev/null ; then
vhook=yes
ldl=""
fi
cat > $TMPC << EOF
#include <X11/Xlib.h>
#include <Imlib2.h>
int main( void ) { return (int) imlib_load_font("foo"); }
EOF
imlib2=no
if $cc -o $TMPO $TMPC -lImlib2 2> /dev/null ; then
imlib2=yes
fi
for opt do
case "$opt" in
--prefix=*) prefix=`echo $opt | cut -d '=' -f 2`
;;
--source-path=*) source_path=`echo $opt | cut -d '=' -f 2`
;;
--cross-prefix=*) cross_prefix=`echo $opt | cut -d '=' -f 2`
;;
--cc=*) cc=`echo $opt | cut -d '=' -f 2`
;;
--make=*) make=`echo $opt | cut -d '=' -f 2`
;;
--extra-cflags=*) CFLAGS="${opt#--extra-cflags=}"
;;
--extra-ldflags=*) LDFLAGS=${opt#--extra-ldflags=}
;;
--extra-libs=*) extralibs=${opt#--extra-libs=}
;;
--cpu=*) cpu=`echo $opt | cut -d '=' -f 2`
;;
--disable-mmx) mmx="no"
;;
--disable-altivec) altivec="no"
;;
--enable-gprof) gprof="yes"
;;
--disable-v4l) v4l="no"
;;
--disable-audio-oss) audio_oss="no"
;;
--disable-audio-beos) audio_beos="no"
;;
--disable-network) network="no"
;;
--disable-zlib) zlib="no"
;;
--disable-a52) a52="no"
;;
--enable-a52bin) a52bin="yes" ; extralibs="$ldl $extralibs"
;;
--enable-mp3lame) mp3lame="yes"
;;
--enable-vorbis) vorbis="yes"
;;
--disable-vhook) vhook="no"
;;
--disable-simple_idct) simpleidct="no"
;;
--enable-win32) win32="yes"
;;
--enable-shared) lshared="yes"
;;
--disable-mpegaudio-hp) mpegaudio_hp="no"
;;
esac
done
# compute mmx state
if test $mmx = "default"; then
if test $cpu = "x86"; then
mmx="yes"
else
mmx="no"
fi
fi
# Can only do AltiVec on PowerPC
if test $altivec = "default"; then
if test $cpu = "powerpc"; then
altivec="yes"
else
altivec="no"
fi
fi
# See does our compiler support Motorola AltiVec C API
if test $altivec = "yes"; then
cat > $TMPC << EOF
int main(void) {
vector signed int v1, v2, v3;
v1 = vec_add(v2,v3);
return 0;
}
EOF
$cc -o $TMPO $TMPC -faltivec 2> /dev/null || altivec="no"
fi
# Can only do mmi on mips
if test $mmi = "default"; then
if test $cpu = "mips"; then
mmi="yes"
else
mmi="no"
fi
fi
# See does our compiler support mmi
if test $mmi = "yes"; then
cat > $TMPC << EOF
int main(void) {
__asm__ ("lq \$2, 0(\$2)");
return 0;
}
EOF
$cc -o $TMPO $TMPC 2> /dev/null || mmi="no"
fi
# Checking for CFLAGS
if test -z "$CFLAGS"; then
CFLAGS="-O3"
fi
if test "$win32" = "yes" ; then
cross_prefix="i386-mingw32msvc-"
v4l="no"
audio_oss="no"
network="no"
fi
cc="${cross_prefix}${cc}"
ar="${cross_prefix}${ar}"
ranlib="${cross_prefix}${ranlib}"
strip="${cross_prefix}${strip}"
if test -z "$cross_prefix" ; then
# ---
# big/little endian test
cat > $TMPC << EOF
#include <inttypes.h>
int main(int argc, char ** argv){
volatile uint32_t i=0x01234567;
return (*((uint8_t*)(&i))) == 0x67;
}
EOF
if $cc -o $TMPO $TMPC 2>/dev/null ; then
$TMPO && bigendian="yes"
else
echo big/little test failed
fi
else
# if cross compiling, cannot launch a program, so make a static guess
if test "$cpu" = "powerpc" -o "$cpu" = "mips" ; then
bigendian="yes"
fi
fi
# ---
# check availability of some header files
cat > $TMPC << EOF
#include <malloc.h>
int main( void ) { return 0; }
EOF
_memalign=no
_malloc_h=no
if $cc -o $TMPO $TMPC 2> /dev/null ; then
_malloc_h=yes
_memalign=yes
# check for memalign - atmos
cat > $TMPC << EOF
#include <malloc.h>
int main ( void ) {
char *string = NULL;
string = memalign(64, sizeof(char));
return 0;
}
EOF
$cc -o $TMPO $TMPC 2> /dev/null || _memalign=no
fi
cat > $TMPC << EOF
#define _GNU_SOURCE
#include <time.h>
int main( void ) { return *strptime("", "", 0); }
EOF
strptime=no
if $cc -o $TMPO $TMPC 2> /dev/null ; then
strptime=yes
fi
if test "$zlib" = "yes"; then
# check for zlib - mmu_man
cat > $TMPC << EOF
#include <zlib.h>
int main ( void ) {
if (zlibVersion() != ZLIB_VERSION)
puts("zlib version differs !!!");
return 1;
return 0;
}
EOF
$cc -o $TMPO $TMPC -lz 2> /dev/null || zlib="no"
# $TMPO 2> /dev/null > /dev/null || zlib="no"
# XXX: more tests needed - runtime test
fi
if test "$zlib" = "yes"; then
extralibs="$extralibs -lz"
fi
# test for lrintf in math.h
cat > $TMPC << EOF
#define _ISOC9X_SOURCE 1
#include <math.h>
int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
EOF
have_lrintf="no"
if $cc $extralibs -o $TMPO $TMPC 2> /dev/null ; then
have_lrintf="yes"
$TMPO 2> /dev/null > /dev/null || have_lrintf="no"
fi
_restrict=
for restrict_keyword in restrict __restrict__ __restrict; do
echo "void foo(char * $restrict_keyword p);" > $TMPC
if $cc -c -o $TMPO $TMPC 2> /dev/null; then
_restrict=$restrict_keyword
break;
fi
done
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
cat << EOF
Usage: configure [options]
Options: [defaults in brackets after descriptions]
EOF
echo "Standard options:"
echo " --help print this message"
echo " --prefix=PREFIX install in PREFIX [$prefix]"
echo " --enable-mp3lame enable mp3 encoding via libmp3lame [default=no]"
echo " --enable-vorbis enable vorbis support via libvorbisenc [default=no]"
echo " --enable-win32 enable win32 cross compile"
echo " --disable-a52 disable GPL'ed A52 support [default=no]"
echo " --enable-a52bin open liba52.so.0 at runtime [default=no]"
echo " --enable-shared build shared libraries [default=no]"
echo ""
echo "Advanced options (experts only):"
echo " --source-path=PATH path of source code [$source_path]"
echo " --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]"
echo " --cc=CC use C compiler CC [$cc]"
echo " --make=MAKE use specified make [$make]"
echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
echo " --cpu=CPU force cpu to CPU [$cpu]"
echo " --disable-mmx disable mmx usage"
echo " --disable-altivec disable AltiVec usage"
echo " --disable-audio-oss disable OSS audio support [default=no]"
echo " --disable-audio-beos disable BeOS audio support [default=no]"
echo " --disable-v4l disable video4linux grabbing [default=no]"
echo " --disable-network disable network support [default=no]"
echo " --disable-zlib disable zlib [default=no]"
echo " --disable-simple_idct disable simple IDCT routines [default=no]"
echo " --disable-vhook disable video hooking support"
echo " --enable-gprof enable profiling with gprof [$gprof]"
echo " --disable-mpegaudio-hp faster (but less accurate)"
echo " mpegaudio decoding [default=no]"
echo ""
echo "NOTE: The object files are build at the place where configure is launched"
exit 1
fi
echo "Install prefix $prefix"
echo "Source path $source_path"
echo "C compiler $cc"
echo "make $make"
echo "CPU $cpu"
echo "Big Endian $bigendian"
if test $cpu = "x86"; then
echo "MMX enabled $mmx"
fi
if test $cpu = "mips"; then
echo "MMI enabled $mmi"
fi
if test $cpu = "powerpc"; then
echo "AltiVec enabled $altivec"
fi
echo "gprof enabled $gprof"
echo "zlib enabled $zlib"
echo "mp3lame enabled $mp3lame"
echo "vorbis enabled $vorbis"
echo "a52 support $a52"
echo "a52 dlopened $a52bin"
echo "Video hooking $vhook"
if test "$vhook" = "yes" ; then
echo "Imlib2 support $imlib2"
fi
echo "Creating config.mak and config.h"
echo "# Automatically generated by configure - do not modify" > config.mak
echo "/* Automatically generated by configure - do not modify */" > $TMPH
echo "prefix=$prefix" >> config.mak
echo "MAKE=$make" >> config.mak
echo "CC=$cc" >> config.mak
echo "AR=$ar" >> config.mak
echo "RANLIB=$ranlib" >> config.mak
echo "STRIP=$strip" >> config.mak
echo "OPTFLAGS=$CFLAGS" >> config.mak
echo "LDFLAGS=$LDFLAGS" >> config.mak
echo "SHFLAGS=$SHFLAGS" >> config.mak
if test "$cpu" = "x86" ; then
echo "TARGET_ARCH_X86=yes" >> config.mak
echo "#define ARCH_X86 1" >> $TMPH
elif test "$cpu" = "armv4l" ; then
echo "TARGET_ARCH_ARMV4L=yes" >> config.mak
echo "#define ARCH_ARMV4L 1" >> $TMPH
elif test "$cpu" = "alpha" ; then
echo "TARGET_ARCH_ALPHA=yes" >> config.mak
echo "#define ARCH_ALPHA 1" >> $TMPH
elif test "$cpu" = "sparc64" ; then
echo "TARGET_ARCH_SPARC64=yes" >> config.mak
echo "#define ARCH_SPARC64 1" >> $TMPH
elif test "$cpu" = "powerpc" ; then
echo "TARGET_ARCH_POWERPC=yes" >> config.mak
echo "#define ARCH_POWERPC 1" >> $TMPH
elif test "$cpu" = "mips" ; then
echo "TARGET_ARCH_MIPS=yes" >> config.mak
echo "#define ARCH_MIPS 1" >> $TMPH
fi
if test "$bigendian" = "yes" ; then
echo "WORDS_BIGENDIAN=yes" >> config.mak
echo "#define WORDS_BIGENDIAN 1" >> $TMPH
fi
if test "$mmx" = "yes" ; then
echo "TARGET_MMX=yes" >> config.mak
echo "#define HAVE_MMX 1" >> $TMPH
fi
if test "$mmi" = "yes" ; then
echo "TARGET_MMI=yes" >> config.mak
echo "#define HAVE_MMI 1" >> $TMPH
fi
if test "$altivec" = "yes" ; then
echo "TARGET_ALTIVEC=yes" >> config.mak
echo "#define HAVE_ALTIVEC 1" >> $TMPH
fi
if test "$gprof" = "yes" ; then
echo "TARGET_GPROF=yes" >> config.mak
echo "#define HAVE_GPROF 1" >> $TMPH
fi
if test "$strptime" = "yes" ; then
echo "#define HAVE_STRPTIME 1" >> $TMPH
else
echo "BUILD_STRPTIME=yes" >> config.mak
fi
if test "$imlib2" = "yes" ; then
echo "HAVE_IMLIB2=yes" >> config.mak
fi
if test "$have_lrintf" = "yes" ; then
echo "#define HAVE_LRINTF 1" >> $TMPH
fi
if test "$vhook" = "yes" ; then
echo "BUILD_VHOOK=yes" >> config.mak
echo "#define HAVE_VHOOK 1" >> $TMPH
extralibs="$extralibs $ldl"
fi
if test "$lshared" = "yes" ; then
echo "BUILD_SHARED=yes" >> config.mak
echo "PIC=-fPIC" >> config.mak
fi
echo "EXTRALIBS=$extralibs" >> config.mak
echo -n "VERSION=" >>config.mak
head $source_path/VERSION >>config.mak
echo "" >>config.mak
# if you do not want to use encoders, disable that.
echo "#define CONFIG_ENCODERS 1" >> $TMPH
echo "CONFIG_ENCODERS=yes" >> config.mak
# if you do not want to use decoders, disable that.
echo "#define CONFIG_DECODERS 1" >> $TMPH
echo "CONFIG_DECODERS=yes" >> config.mak
# AC3
if test "$a52" = "yes" ; then
echo "#define CONFIG_AC3 1" >> $TMPH
echo "CONFIG_AC3=yes" >> config.mak
if test "$a52bin" = "yes" ; then
echo "#define CONFIG_A52BIN 1" >> $TMPH
echo "CONFIG_A52BIN=yes" >> config.mak
fi
fi
# mpeg audio high precision mode
if test "$mpegaudio_hp" = "yes" ; then
echo "#define CONFIG_MPEGAUDIO_HP 1" >> $TMPH
fi
if test "$v4l" = "yes" ; then
echo "#define CONFIG_VIDEO4LINUX 1" >> $TMPH
echo "CONFIG_VIDEO4LINUX=yes" >> config.mak
fi
if test "$audio_oss" = "yes" ; then
echo "#define CONFIG_AUDIO_OSS 1" >> $TMPH
echo "CONFIG_AUDIO_OSS=yes" >> config.mak
fi
if test "$audio_beos" = "yes" ; then
echo "#define CONFIG_AUDIO_BEOS 1" >> $TMPH
echo "CONFIG_AUDIO_BEOS=yes" >> config.mak
fi
if test "$network" = "yes" ; then
echo "#define CONFIG_NETWORK 1" >> $TMPH
echo "CONFIG_NETWORK=yes" >> config.mak
fi
if test "$zlib" = "yes" ; then
echo "#define CONFIG_ZLIB 1" >> $TMPH
echo "CONFIG_ZLIB=yes" >> config.mak
fi
if test "$mp3lame" = "yes" ; then
echo "#define CONFIG_MP3LAME 1" >> $TMPH
echo "CONFIG_MP3LAME=yes" >> config.mak
fi
if test "$vorbis" = "yes" ; then
echo "#define CONFIG_VORBIS 1" >> $TMPH
echo "CONFIG_VORBIS=yes" >> config.mak
fi
if test "$win32" = "yes" ; then
echo "#define CONFIG_WIN32 1" >> $TMPH
echo "CONFIG_WIN32=yes" >> config.mak
fi
if test "$cygwin" = "yes" ; then
# setup correct exesuffix
echo "CONFIG_WIN32=yes" >> config.mak
fi
if test "$darwin" = "yes"; then
echo "#define CONFIG_DARWIN 1" >> $TMPH
echo "CONFIG_DARWIN=yes" >> config.mak
fi
if test "$_malloc_h" = "yes" ; then
echo "#define HAVE_MALLOC_H 1" >> $TMPH
else
echo "#undef HAVE_MALLOC_H" >> $TMPH
fi
if test "$_memalign" = "yes" ; then
echo "#define HAVE_MEMALIGN 1" >> $TMPH
else
echo "#undef HAVE_MEMALIGN" >> $TMPH
fi
if test "$netserver" = "yes" ; then
echo "#define CONFIG_BEOS_NETSERVER 1" >> $TMPH
echo "CONFIG_BEOS_NETSERVER=yes" >> config.mak
fi
if test "$simpleidct" = "yes" ; then
echo "#define SIMPLE_IDCT 1" >> $TMPH
fi
echo "#define restrict $_restrict" >> $TMPH
# build tree in object directory if source path is different from current one
if test "$source_path_used" = "yes" ; then
DIRS="libav libavcodec libavcodec/alpha libavcodec/armv4l libavcodec/i386 \
libavcodec/ppc libavcodec/liba52 libavcodec/mlib tests"
FILES="Makefile libav/Makefile libavcodec/Makefile tests/Makefile"
for dir in $DIRS ; do
mkdir -p $dir
done
for f in $FILES ; do
ln -sf $source_path/$f $f
done
fi
echo "SRC_PATH=$source_path" >> config.mak
diff $TMPH config.h >/dev/null 2>&1
if test $? -ne 0 ; then
mv -f $TMPH config.h
else
echo "config.h is unchanged"
fi
rm -f $TMPO $TMPC $TMPS $TMPH