revised script structure so that download and build codes are together

build_static_win32_libs.sh

@@ -3,9 +3,9 @@
 set -e
 
 
-#
-#   configuration
-#
+#---
+#   Configuration
+#---
 
 #TARGET=`gcc -dumpmachine`  # native compiler (win32/MinGW, Cygwin)
 #TARGET="i386-mingw32msvc"  # MinGW cross compiler (http://www.libsdl.org/extras/win32/cross/README.txt)
@@ -42,196 +42,240 @@ VERSION_libgeotiff=1.2.3
 VERSION_gdal=1.4.1
 
 
+#---
+#   Main
+#---
+
+case "$1" in
+"")
+    echo "Stage 1: $BASH '$0' --download"
+    $BASH "$0" --download
+    echo "Stage 2: $BASH '$0' --build"
+    $BASH "$0" --build
+    exit 0
+    ;;
+--download)
+    # go ahead
+    ;;
+--build)
+    # go ahead
+    ;;
+*)
+    echo "Usage: $0 [ --download | --build ]"
+    exit 1
+    ;;
+esac
+
+
+#---
+#   Prepare
+#---
+
+case "$1" in
+
+--download)
+    mkdir -p "$DOWNLOAD"
+    ;;
+
+--build)
+    rm -rfv "$PREFIX"
+    rm -rfv "$SOURCE"
+    mkdir -p "$PREFIX"
+    mkdir -p "$SOURCE"
+    ;;
+
+esac
+
+
+#---
+#   pkg-config
 #
-#   cleanup
-#
-
-rm -rfv "$PREFIX"
-rm -rfv "$SOURCE"
-mkdir -p "$PREFIX"
-mkdir -p "$SOURCE"
-mkdir -p "$DOWNLOAD"
-
-
-#
-#   download
-#
-
-cd "$DOWNLOAD"
-
-tar tfz "pkg-config-$VERSION_pkg_config.tar.gz" &>/dev/null ||
-wget -c "http://pkgconfig.freedesktop.org/releases/pkg-config-$VERSION_pkg_config.tar.gz"
-
-tar tfz "pthreads-w32-$VERSION_pthreads-release.tar.gz" &>/dev/null ||
-wget -c "ftp://sourceware.org/pub/pthreads-win32/pthreads-w32-$VERSION_pthreads-release.tar.gz"
-
-tar tfj "zlib-$VERSION_zlib.tar.bz2" &>/dev/null ||
-wget -c "http://downloads.sourceforge.net/libpng/zlib-$VERSION_zlib.tar.bz2"
-
-tar tfz "libxml2-$VERSION_libxml2.tar.gz" &>/dev/null ||
-wget -c "ftp://xmlsoft.org/libxml2/libxml2-$VERSION_libxml2.tar.gz"
-
-tar tfj "libgpg-error-$VERSION_libgpg_error.tar.bz2" &>/dev/null ||
-wget -c "ftp://ftp.gnupg.org/gcrypt/libgpg-error/libgpg-error-$VERSION_libgpg_error.tar.bz2"
-
-tar tfj "libgcrypt-$VERSION_libgcrypt.tar.bz2" &>/dev/null ||
-wget -c "ftp://ftp.gnupg.org/gcrypt/libgcrypt/libgcrypt-$VERSION_libgcrypt.tar.bz2"
-
-tar tfj "gnutls-$VERSION_gnutls.tar.bz2" &>/dev/null ||
-wget -c "ftp://ftp.gnutls.org/pub/gnutls/gnutls-$VERSION_gnutls.tar.bz2"
-
-tar tfj "curl-$VERSION_curl.tar.bz2" &>/dev/null ||
-wget -c "http://curl.haxx.se/download/curl-$VERSION_curl.tar.bz2"
-
-tar tfj "libpng-$VERSION_libpng.tar.bz2" &>/dev/null ||
-wget -c "http://downloads.sourceforge.net/libpng/libpng-$VERSION_libpng.tar.bz2"
-
-tar tfz "jpegsrc.v$VERSION_jpeg.tar.gz" &>/dev/null ||
-wget -c "http://www.ijg.org/files/jpegsrc.v$VERSION_jpeg.tar.gz"
-
-tar tfz "tiff-$VERSION_tiff.tar.gz" &>/dev/null ||
-wget -c "ftp://ftp.remotesensing.org/pub/libtiff/tiff-$VERSION_tiff.tar.gz"
-
-tar tfj "freetype-$VERSION_freetype.tar.bz2" &>/dev/null ||
-wget -c "http://download.savannah.gnu.org/releases/freetype/freetype-$VERSION_freetype.tar.bz2"
-
-tar tfz "fontconfig-$VERSION_fontconfig.tar.gz" &>/dev/null ||
-wget -c "http://fontconfig.org/release/fontconfig-$VERSION_fontconfig.tar.gz"
-
-tar tfj "gd-$VERSION_gd.tar.bz2" &>/dev/null ||
-wget -c "http://www.libgd.org/releases/gd-$VERSION_gd.tar.bz2"
-
-tar tfz "SDL-$VERSION_SDL.tar.gz" &>/dev/null ||
-wget -c "http://www.libsdl.org/release/SDL-$VERSION_SDL.tar.gz"
-
-tar tfz "smpeg_$VERSION_smpeg.orig.tar.gz" &>/dev/null ||
-wget -c "http://ftp.debian.org/debian/pool/main/s/smpeg/smpeg_$VERSION_smpeg.orig.tar.gz"
-#svn checkout -r ... svn://svn.icculus.org/smpeg/trunk ...
-
-tar tfz "SDL_mixer-$VERSION_SDL_mixer.tar.gz" &>/dev/null ||
-wget -c "http://www.libsdl.org/projects/SDL_mixer/release/SDL_mixer-$VERSION_SDL_mixer.tar.gz"
+#   http://pkg-config.freedesktop.org/
+#---
 
-tar tfj "geos-$VERSION_geos.tar.bz2" &>/dev/null ||
-wget -c "http://geos.refractions.net/geos-$VERSION_geos.tar.bz2"
+case "$1" in
 
-tar tfz "proj-$VERSION_proj.tar.gz" &>/dev/null ||
-wget -c "ftp://ftp.remotesensing.org/proj/proj-$VERSION_proj.tar.gz"
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "pkg-config-$VERSION_pkg_config.tar.gz" &>/dev/null ||
+    wget -c "http://pkgconfig.freedesktop.org/releases/pkg-config-$VERSION_pkg_config.tar.gz"
+    ;;
 
-tar tfz "libgeotiff-$VERSION_libgeotiff.tar.gz" &>/dev/null ||
-wget -c "ftp://ftp.remotesensing.org/pub/geotiff/libgeotiff/libgeotiff-$VERSION_libgeotiff.tar.gz"
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/pkg-config-$VERSION_pkg_config.tar.gz"
+    cd "pkg-config-$VERSION_pkg_config"
+    ./configure --prefix="$PREFIX"
+    make install
+    ;;
 
-tar tfz "gdal-$VERSION_gdal.tar.gz" &>/dev/null ||
-wget -c "http://www.gdal.org/dl/gdal-$VERSION_gdal.tar.gz"
+esac
 
 
+#---
+#   pthreads-w32
 #
-#   pkg-config
-#
-#   http://pkg-config.freedesktop.org/
-#
+#   http://sourceware.org/pthreads-win32/
+#---
 
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/pkg-config-$VERSION_pkg_config.tar.gz"
-cd "pkg-config-$VERSION_pkg_config"
-./configure --prefix="$PREFIX"
-make install
+case "$1" in
 
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "pthreads-w32-$VERSION_pthreads-release.tar.gz" &>/dev/null ||
+    wget -c "ftp://sourceware.org/pub/pthreads-win32/pthreads-w32-$VERSION_pthreads-release.tar.gz"
+    ;;
 
-#
-#   pthreads-w32
-#
-#   http://sourceware.org/pthreads-win32/
-#
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/pthreads-w32-$VERSION_pthreads-release.tar.gz"
+    cd "pthreads-w32-$VERSION_pthreads-release"
+    sed '35i\#define PTW32_STATIC_LIB' -i pthread.h
+    make CROSS="$TARGET-" GC-static
+    install -d "$PREFIX/lib"
+    install -m664 libpthreadGC2.a "$PREFIX/lib/libpthread.a"
+    install -d "$PREFIX/include"
+    install -m664 pthread.h sched.h semaphore.h "$PREFIX/include/"
+    ;;
 
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/pthreads-w32-$VERSION_pthreads-release.tar.gz"
-cd "pthreads-w32-$VERSION_pthreads-release"
-sed '35i\#define PTW32_STATIC_LIB' -i pthread.h
-make CROSS="$TARGET-" GC-static
-install -d "$PREFIX/lib"
-install -m664 libpthreadGC2.a "$PREFIX/lib/libpthread.a"
-install -d "$PREFIX/include"
-install -m664 pthread.h sched.h semaphore.h "$PREFIX/include/"
+esac
 
 
-#
+#---
 #   zlib
 #
 #   http://www.zlib.net/
-#
+#---
+
+case "$1" in
 
-cd "$SOURCE"
-tar xfvj "$DOWNLOAD/zlib-$VERSION_zlib.tar.bz2"
-cd "zlib-$VERSION_zlib"
-CC="$TARGET-gcc" RANLIB="$TARGET-ranlib" ./configure \
+--download)
+    cd "$DOWNLOAD"
+    tar tfj "zlib-$VERSION_zlib.tar.bz2" &>/dev/null ||
+    wget -c "http://downloads.sourceforge.net/libpng/zlib-$VERSION_zlib.tar.bz2"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvj "$DOWNLOAD/zlib-$VERSION_zlib.tar.bz2"
+    cd "zlib-$VERSION_zlib"
+    CC="$TARGET-gcc" RANLIB="$TARGET-ranlib" ./configure \
         --prefix="$PREFIX"
-make install
+    make install
+    ;;
 
+esac
 
-#
+
+#---
 #   libxml2
 #
 #   http://www.xmlsoft.org/
-#
-
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/libxml2-$VERSION_libxml2.tar.gz"
-cd "libxml2-$VERSION_libxml2"
-sed 's,`uname`,MinGW,g' -i xml2-config.in
-./configure \
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "libxml2-$VERSION_libxml2.tar.gz" &>/dev/null ||
+    wget -c "ftp://xmlsoft.org/libxml2/libxml2-$VERSION_libxml2.tar.gz"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/libxml2-$VERSION_libxml2.tar.gz"
+    cd "libxml2-$VERSION_libxml2"
+    sed 's,`uname`,MinGW,g' -i xml2-config.in
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --without-debug \
         --prefix="$PREFIX" \
         --without-python
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   libgpg-error
 #
 #   ftp://ftp.gnupg.org/gcrypt/libgpg-error/
-#
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfj "libgpg-error-$VERSION_libgpg_error.tar.bz2" &>/dev/null ||
+    wget -c "ftp://ftp.gnupg.org/gcrypt/libgpg-error/libgpg-error-$VERSION_libgpg_error.tar.bz2"
+    ;;
 
-cd "$SOURCE"
-tar xfvj "$DOWNLOAD/libgpg-error-$VERSION_libgpg_error.tar.bz2"
-cd "libgpg-error-$VERSION_libgpg_error"
-./configure \
+--build)
+    cd "$SOURCE"
+    tar xfvj "$DOWNLOAD/libgpg-error-$VERSION_libgpg_error.tar.bz2"
+    cd "libgpg-error-$VERSION_libgpg_error"
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX"
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   libgcrypt
 #
 #   ftp://ftp.gnupg.org/gcrypt/libgcrypt/
-#
-
-cd "$SOURCE"
-tar xfvj "$DOWNLOAD/libgcrypt-$VERSION_libgcrypt.tar.bz2"
-cd "libgcrypt-$VERSION_libgcrypt"
-sed '26i\#include <ws2tcpip.h>' -i src/gcrypt.h.in
-sed '26i\#include <ws2tcpip.h>' -i src/ath.h
-sed 's,sys/times.h,sys/time.h,' -i cipher/random.c
-./configure \
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfj "libgcrypt-$VERSION_libgcrypt.tar.bz2" &>/dev/null ||
+    wget -c "ftp://ftp.gnupg.org/gcrypt/libgcrypt/libgcrypt-$VERSION_libgcrypt.tar.bz2"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvj "$DOWNLOAD/libgcrypt-$VERSION_libgcrypt.tar.bz2"
+    cd "libgcrypt-$VERSION_libgcrypt"
+    sed '26i\#include <ws2tcpip.h>' -i src/gcrypt.h.in
+    sed '26i\#include <ws2tcpip.h>' -i src/ath.h
+    sed 's,sys/times.h,sys/time.h,' -i cipher/random.c
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX"
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   GnuTLS
 #
 #   http://www.gnu.org/software/gnutls/
-#
+#---
+
+case "$1" in
 
-cd "$SOURCE"
-tar xfvj "$DOWNLOAD/gnutls-$VERSION_gnutls.tar.bz2"
-cd "gnutls-$VERSION_gnutls"
-./configure \
+--download)
+    cd "$DOWNLOAD"
+    tar tfj "gnutls-$VERSION_gnutls.tar.bz2" &>/dev/null ||
+    wget -c "ftp://ftp.gnutls.org/pub/gnutls/gnutls-$VERSION_gnutls.tar.bz2"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvj "$DOWNLOAD/gnutls-$VERSION_gnutls.tar.bz2"
+    cd "gnutls-$VERSION_gnutls"
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX" \
@@ -240,263 +284,432 @@ cd "gnutls-$VERSION_gnutls"
         --with-included-libtasn1 \
         --with-included-libcfg \
         --with-included-lzo
-make install bin_PROGRAMS= noinst_PROGRAMS= defexec_DATA=
+    make install bin_PROGRAMS= noinst_PROGRAMS= defexec_DATA=
+    ;;
 
+esac
 
-#
+
+#---
 #   cURL
 #
 #   http://curl.haxx.se/libcurl/
-#
-
-cd "$SOURCE"
-tar xfvj "$DOWNLOAD/curl-$VERSION_curl.tar.bz2"
-cd "curl-$VERSION_curl"
-sed 's,GNUTLS_ENABLED = 1,GNUTLS_ENABLED=1,' -i configure
-./configure \
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfj "curl-$VERSION_curl.tar.bz2" &>/dev/null ||
+    wget -c "http://curl.haxx.se/download/curl-$VERSION_curl.tar.bz2"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvj "$DOWNLOAD/curl-$VERSION_curl.tar.bz2"
+    cd "curl-$VERSION_curl"
+    sed 's,GNUTLS_ENABLED = 1,GNUTLS_ENABLED=1,' -i configure
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX" \
         --with-gnutls \
         CFLAGS="-I$PREFIX/include" \
         LDFLAGS="-L$PREFIX/lib"
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   libpng
 #
 #   http://www.libpng.org/
-#
+#---
 
-cd "$SOURCE"
-tar xfvj "$DOWNLOAD/libpng-$VERSION_libpng.tar.bz2"
-cd "libpng-$VERSION_libpng"
-./configure \
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfj "libpng-$VERSION_libpng.tar.bz2" &>/dev/null ||
+    wget -c "http://downloads.sourceforge.net/libpng/libpng-$VERSION_libpng.tar.bz2"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvj "$DOWNLOAD/libpng-$VERSION_libpng.tar.bz2"
+    cd "libpng-$VERSION_libpng"
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX" \
         CFLAGS="-I$PREFIX/include" \
         LDFLAGS="-L$PREFIX/lib"
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   jpeg
 #
 #   http://www.ijg.org/
-#
+#---
+
+case "$1" in
 
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/jpegsrc.v$VERSION_jpeg.tar.gz"
-cd "jpeg-$VERSION_jpeg"
-./configure \
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "jpegsrc.v$VERSION_jpeg.tar.gz" &>/dev/null ||
+    wget -c "http://www.ijg.org/files/jpegsrc.v$VERSION_jpeg.tar.gz"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/jpegsrc.v$VERSION_jpeg.tar.gz"
+    cd "jpeg-$VERSION_jpeg"
+    ./configure \
         CC="$TARGET-gcc" RANLIB="$TARGET-ranlib" \
         --disable-shared \
         --prefix="$PREFIX"
-make install-lib
+    make install-lib
+    ;;
 
+esac
 
-#
+
+#---
 #   LibTIFF
 #
 #   http://www.remotesensing.org/libtiff/
-#
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "tiff-$VERSION_tiff.tar.gz" &>/dev/null ||
+    wget -c "ftp://ftp.remotesensing.org/pub/libtiff/tiff-$VERSION_tiff.tar.gz"
+    ;;
 
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/tiff-$VERSION_tiff.tar.gz"
-cd "tiff-$VERSION_tiff"
-./configure \
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/tiff-$VERSION_tiff.tar.gz"
+    cd "tiff-$VERSION_tiff"
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX" \
         CFLAGS="-I$PREFIX/include" \
         LDFLAGS="-L$PREFIX/lib" \
         --without-x
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   freetype
 #
 #   http://freetype.sourceforge.net/
-#
+#---
+
+case "$1" in
 
-cd "$SOURCE"
-tar xfvj "$DOWNLOAD/freetype-$VERSION_freetype.tar.bz2"
-cd "freetype-$VERSION_freetype"
-./configure \
+--download)
+    cd "$DOWNLOAD"
+    tar tfj "freetype-$VERSION_freetype.tar.bz2" &>/dev/null ||
+    wget -c "http://download.savannah.gnu.org/releases/freetype/freetype-$VERSION_freetype.tar.bz2"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvj "$DOWNLOAD/freetype-$VERSION_freetype.tar.bz2"
+    cd "freetype-$VERSION_freetype"
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX"
-make install
+    make install
+    ;;
 
+esac
 
-#
+
+#---
 #   fontconfig
 #
 #   http://fontconfig.org/
-#
-
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/fontconfig-$VERSION_fontconfig.tar.gz"
-cd "fontconfig-$VERSION_fontconfig"
-sed 's,^install-data-local:.*,install-data-local:,' -i src/Makefile.in
-./configure \
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "fontconfig-$VERSION_fontconfig.tar.gz" &>/dev/null ||
+    wget -c "http://fontconfig.org/release/fontconfig-$VERSION_fontconfig.tar.gz"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/fontconfig-$VERSION_fontconfig.tar.gz"
+    cd "fontconfig-$VERSION_fontconfig"
+    sed 's,^install-data-local:.*,install-data-local:,' -i src/Makefile.in
+    ./configure \
         --with-arch="$BUILD" --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX" \
         --enable-libxml2 \
         LIBXML2_CFLAGS="`xml2-config --cflags`" \
         LIBXML2_LIBS="`xml2-config --libs`"
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   GD
 #   (without support for xpm)
 #
 #   http://www.libgd.org/
-#
-
-cd "$SOURCE"
-tar xfvj "$DOWNLOAD/gd-$VERSION_gd.tar.bz2"
-cd "gd-$VERSION_gd"
-touch aclocal.m4
-touch config.hin
-touch Makefile.in
-sed 's,-lX11 ,,g' -i configure
-./configure \
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfj "gd-$VERSION_gd.tar.bz2" &>/dev/null ||
+    wget -c "http://www.libgd.org/releases/gd-$VERSION_gd.tar.bz2"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvj "$DOWNLOAD/gd-$VERSION_gd.tar.bz2"
+    cd "gd-$VERSION_gd"
+    touch aclocal.m4
+    touch config.hin
+    touch Makefile.in
+    sed 's,-lX11 ,,g' -i configure
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX" \
         --without-x \
         CFLAGS="-DNONDLL -DXMD_H" \
         LIBS="`xml2-config --libs`"
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   SDL
 #
 #   http://www.libsdl.org/
-#
+#---
 
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/SDL-$VERSION_SDL.tar.gz"
-cd "SDL-$VERSION_SDL"
-./configure \
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "SDL-$VERSION_SDL.tar.gz" &>/dev/null ||
+    wget -c "http://www.libsdl.org/release/SDL-$VERSION_SDL.tar.gz"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/SDL-$VERSION_SDL.tar.gz"
+    cd "SDL-$VERSION_SDL"
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --disable-debug \
         --prefix="$PREFIX"
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   smpeg
 #
 #   http://icculus.org/smpeg/
 #   http://packages.debian.org/unstable/source/smpeg
-#
-
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/smpeg_$VERSION_smpeg.orig.tar.gz"
-cd "smpeg-$VERSION_smpeg.orig"
-#cp -R "$DOWNLOAD/smpeg-trunk" smpeg-trunk
-#cd smpeg-trunk
-./configure \
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "smpeg_$VERSION_smpeg.orig.tar.gz" &>/dev/null ||
+    wget -c "http://ftp.debian.org/debian/pool/main/s/smpeg/smpeg_$VERSION_smpeg.orig.tar.gz"
+    #svn checkout -r ... svn://svn.icculus.org/smpeg/trunk ...
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/smpeg_$VERSION_smpeg.orig.tar.gz"
+    cd "smpeg-$VERSION_smpeg.orig"
+    #cp -R "$DOWNLOAD/smpeg-trunk" smpeg-trunk
+    #cd smpeg-trunk
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --disable-debug \
         --prefix="$PREFIX" \
         --disable-gtk-player \
         --disable-opengl-player
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   SDL_mixer
 #
 #   http://www.libsdl.org/projects/SDL_mixer/
-#
-
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/SDL_mixer-$VERSION_SDL_mixer.tar.gz"
-cd "SDL_mixer-$VERSION_SDL_mixer"
-sed 's,for path in /usr/local; do,for path in; do,' -i configure
-./configure \
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "SDL_mixer-$VERSION_SDL_mixer.tar.gz" &>/dev/null ||
+    wget -c "http://www.libsdl.org/projects/SDL_mixer/release/SDL_mixer-$VERSION_SDL_mixer.tar.gz"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/SDL_mixer-$VERSION_SDL_mixer.tar.gz"
+    cd "SDL_mixer-$VERSION_SDL_mixer"
+    sed 's,for path in /usr/local; do,for path in; do,' -i configure
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX"
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   GEOS
 #
 #   http://geos.refractions.net/
-#
+#---
+
+case "$1" in
 
-cd "$SOURCE"
-tar xfvj "$DOWNLOAD/geos-$VERSION_geos.tar.bz2"
-cd "geos-$VERSION_geos"
-./configure \
+--download)
+    cd "$DOWNLOAD"
+    tar tfj "geos-$VERSION_geos.tar.bz2" &>/dev/null ||
+    wget -c "http://geos.refractions.net/geos-$VERSION_geos.tar.bz2"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvj "$DOWNLOAD/geos-$VERSION_geos.tar.bz2"
+    cd "geos-$VERSION_geos"
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX" \
         --disable-swig
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   proj
 #
 #   http://www.remotesensing.org/proj/
-#
-
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/proj-$VERSION_proj.tar.gz"
-cd "proj-$VERSION_proj"
-sed 's,install-exec-local[^:],,' -i src/Makefile.in
-./configure \
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "proj-$VERSION_proj.tar.gz" &>/dev/null ||
+    wget -c "ftp://ftp.remotesensing.org/proj/proj-$VERSION_proj.tar.gz"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/proj-$VERSION_proj.tar.gz"
+    cd "proj-$VERSION_proj"
+    sed 's,install-exec-local[^:],,' -i src/Makefile.in
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX"
-make install bin_PROGRAMS= noinst_PROGRAMS=
+    make install bin_PROGRAMS= noinst_PROGRAMS=
+    ;;
 
+esac
 
-#
+
+#---
 #   GeoTiff
 #
 #   http://www.remotesensing.org/geotiff/
-#
-
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/libgeotiff-$VERSION_libgeotiff.tar.gz"
-cd "libgeotiff-$VERSION_libgeotiff"
-sed 's,/usr/local,@prefix@,' -i bin/Makefile.in
-touch configure
-./configure \
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "libgeotiff-$VERSION_libgeotiff.tar.gz" &>/dev/null ||
+    wget -c "ftp://ftp.remotesensing.org/pub/geotiff/libgeotiff/libgeotiff-$VERSION_libgeotiff.tar.gz"
+    ;;
+
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/libgeotiff-$VERSION_libgeotiff.tar.gz"
+    cd "libgeotiff-$VERSION_libgeotiff"
+    sed 's,/usr/local,@prefix@,' -i bin/Makefile.in
+    touch configure
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX" \
         CFLAGS="-I$PREFIX/include" \
         LDFLAGS="-L$PREFIX/lib"
-make all install EXEEXT=.remove-me
-rm -fv "$PREFIX"/bin/*.remove-me
+    make all install EXEEXT=.remove-me
+    rm -fv "$PREFIX"/bin/*.remove-me
+    ;;
 
+esac
 
-#
+
+#---
 #   GDAL
 #
 #   http://www.gdal.org/
-#
+#---
+
+case "$1" in
+
+--download)
+    cd "$DOWNLOAD"
+    tar tfz "gdal-$VERSION_gdal.tar.gz" &>/dev/null ||
+    wget -c "http://www.gdal.org/dl/gdal-$VERSION_gdal.tar.gz"
+    ;;
 
-cd "$SOURCE"
-tar xfvz "$DOWNLOAD/gdal-$VERSION_gdal.tar.gz"
-cd "gdal-$VERSION_gdal"
-./configure \
+--build)
+    cd "$SOURCE"
+    tar xfvz "$DOWNLOAD/gdal-$VERSION_gdal.tar.gz"
+    cd "gdal-$VERSION_gdal"
+    ./configure \
         --build="$BUILD" --host="$TARGET" \
         --disable-shared \
         --prefix="$PREFIX" \
@@ -511,19 +724,28 @@ cd "gdal-$VERSION_gdal"
         --with-jpeg="$PREFIX" \
         --without-python \
         --without-ngpython
-make lib-target install-lib
-make -C port install
-make -C gcore install
-make -C frmts install
-make -C alg install
-make -C ogr install OGR_ENABLED=
-make -C apps install BIN_LIST=
+    make lib-target
+    make install-lib
+    make -C port  install
+    make -C gcore install
+    make -C frmts install
+    make -C alg   install
+    make -C ogr   install OGR_ENABLED=
+    make -C apps  install BIN_LIST=
+    ;;
 
+esac
 
-#
-#   packing
-#
 
-cd "$PREFIX"
-tar cv bin include lib | bzip2 -9 >"$ROOT/static_win32_libs.tar.bz2"
+#---
+#   Create package
+#---
+
+case "$1" in
+
+--build)
+    cd "$PREFIX"
+    tar cv bin include lib | bzip2 -9 >"$ROOT/static_win32_libs.tar.bz2"
+    ;;
 
+esac