configure

#!/bin/bash
#
# HTS configure script
#
# Copyright (c) 2005-2009 Andreas Öman
#
# Based on FFmpeg's configure script:
#
# Copyright (c) 2000-2002 Fabrice Bellard
# Copyright (c) 2005-2008 Diego Biurrun
# Copyright (c) 2005-2008 Mans Rullgard
#

PLATFORM=`uname`.`uname -m`

source configure.inc

CPU=generic
ARCH=`uname -m`
RELEASE=no
PREFIX=/usr/local
DONT_SKIP_MISSING=0
EMBEDDED_THEME=none



show_help(){
  echo "Usage: configure [options]"
  echo "Options: [defaults in brackets after descriptions]"
  echo
  echo "Standard options:"
  echo "  --help                   print this message"
  echo "  --prefix=PREFIX          install in PREFIX [$PREFIX]"
  echo "  --arch=arch              Build for this architecture [$ARCH]"
  echo "  --cpu=cpu                Build and optimize for specific CPU"
  echo "  --cc=CC                  Build using the given compiler"
  echo "  --release                Stage for release"
  echo "  --embedded-theme         Embed theme in showtime [none]"
  exit 1
}


die() {
    rm -rf $TMPDIR
    exit
}

for opt do
  optval="${opt#*=}"
  case "$opt" in
  --prefix=*) PREFIX="$optval"
  ;;
  --cpu=*) CPU="$optval"
  ;;
  --help) show_help
  ;;
  --release) RELEASE=yes;
  ;;
  --cc=*) CC="$optval"
  ;;
  --embedded-theme=*) 
	  EMBEDDED_THEME_PATH=`cd $optval && pwd`;
	  enable embedded_theme
  ;;
  esac
done

setup_env

enable libpthread
enable zlib
enable posix_networking
#enable dvdnav

    
#
# pkgconfig
#

which >/dev/null pkg-config
if [ $? -ne 0 ]; then
    echo "pkg-config not found. Can not configure."
    die
fi

#
# c compiler
#

checkcc() {
    cat >$TMPDIR/1.c <<EOF
int main() {
 return 0;
}
EOF
    $CC 2>/dev/null $TMPDIR/1.c -o $TMPDIR/1.bin 
}
    

if [ "x$CC" != "x" ]; then
    echo >${CONFIG_MAK} "CC=$CC"
    CC_FFMPEG="--cc=$CC"
else
    CC=cc
fi

if checkcc; then 
    echo "Using C compiler: $CC"
else
    echo "C compiler ($CC) is not working"
    die
fi

echo >>${CONFIG_MAK} $CC_CONFIG_MAK 


#
# configure ffmpeg
#

echo
echo Configuring external lib: ffmpeg

(mkdir -p ${BUILDDIR}/ffmpeg && cd ${BUILDDIR}/ffmpeg && ${TOPDIR}/../ext/ffmpeg/configure \
    $CC_FFMPEG \
    --enable-gpl \
    --cpu=${CPU} \
    --disable-encoders \
    --disable-muxers \
    --disable-devices \
    --disable-protocols \
    --disable-stripping \
    --disable-static \
    --disable-shared \
    --enable-static \
    --enable-pthreads \
    --prefix=${DESTDIR} \
    --disable-ffserver \
)

cd ${TOPDIR}

#
# libfreetype2
#
if pkg-config freetype2; then
    enable libfreetype
    echo >>${CONFIG_MAK} "LDFLAGS_EXT +=  " `pkg-config --libs freetype2`
    echo >>${CONFIG_MAK} "CFLAGS_EXT += " `pkg-config --cflags freetype2`
elif test $DONT_SKIP_MISSING -eq 0; then
    echo "FreeType 2 not found."
    die
fi


#
# opengl for GLW (depends on freetype)
#
checkglx() {
    cat >$TMPDIR/1.c <<EOF
#include <GL/glx.h>
int main() {
 return 0;
}
EOF
    $CC 2>/dev/null $TMPDIR/1.c -o $TMPDIR/1.bin -lGLU -lGL
}
if enabled libfreetype && checkglx; then 
    enable glw
    enable glw_frontend_x11
    enable glw_backend_opengl
    echo >>${CONFIG_MAK} "LDFLAGS_EXT += -lGLU -lGL"
elif test $DONT_SKIP_MISSING -eq 0; then
    echo "OpenGL development files not available. Can not build test program."
    die
fi


#
# libasound (alsa)
#
if pkg-config alsa; then
    enable libasound
    echo >>${CONFIG_MAK} "CFLAGS_EXT  += " `pkg-config --cflags alsa`
    echo >>${CONFIG_MAK} "LDFLAGS_EXT += " `pkg-config --libs alsa`
elif test $DONT_SKIP_MISSING -eq 0; then
    echo "libasound (ALSA) development files not found."
    die
fi


#
# libexif, JPEG exif
#
if pkg-config libexif; then
    enable libexif
    echo >>${CONFIG_MAK} "CFLAGS_EXT  += " `pkg-config --cflags libexif`
    echo >>${CONFIG_MAK} "LDFLAGS_EXT += " `pkg-config --libs libexif`
elif test $DONT_SKIP_MISSING -eq 0; then
    echo "libexif (JPEG library) development files not found."
    die
fi

#
# configure local components
#

echo  Local libs are built ${LIB_BUILD_MODE}
if [ ${RELEASE} = yes ]; then
    echo  Release build: ${RELEASENAME}
    echo
    echo  The generated binaries will contained compild-in paths to
    echo  ${PREFIX}/share/hts where parts of the sw will be installed.
    echo  You must '"make install"' for HTS to function properly.
else
    echo  Development build. 
    echo
    echo  The generated binaries will contained compild-in paths to
    echo  the current build tree. If you plan to install the binaries,
    echo  please reconfigure with '--release'.
    
fi
    


if [ ${RELEASE} = yes ]; then
    echo >>${CONFIG_H} "#define HTS_RELEASE_TAG \"${RELEASENAME}\""
    echo >>${CONFIG_H} "#define HTS_INSTALL_PREFIX \"${PREFIX}\""
fi

if enabled embedded_theme; then
    THEMEPATH="zip://embedded://theme|"
elif [ ${RELEASE} = yes ]; then
    THEMEPATH="file://${PREFIX}/share/hts/themes/${DEFAULT_THEME}"
else
    THEMEPATH="file://${TOPDIR}/showtime/themes/${DEFAULT_THEME}"
fi
echo >>${CONFIG_H} "#define SHOWTIME_DEFAULT_THEME_PATH \"${THEMEPATH}\""



cat >> ${CONFIG_MAK} << EOF 
INSTALLPREFIX=$PREFIX
ARCHITECTURE=posix
CFLAGS_EXT += -I${BUILDDIR}/destdir/include
LDFLAGS_EXT += -L${BUILDDIR}/destdir/lib -lswscale -lavformat -lavcodec -lavutil
LDFLAGS_EXT += -lm -lz -lpthread
EOF

print_config CONFIG_ ${CONFIG_H} ${CONFIG_MAK} $CONFIG_LIST

die