LP-30 osg : added proper win dependencies build script

make/3rdparty/osgearth/osg_win.sh

@@ -1,29 +1,103 @@
-################################################################################
-#!/bin/bash
+#!/bin/sh -e
 ################################################################################
 #
-# This script compiles GDAL and other dependencies needed by OSG and OSGEarth
+# This script compiles OSG and OSGEarth dependencies (GDAL, GEOS, ...)
+#
+# Known to work with MSYS 1.0.11
+# A zip file is provided here http://librepilot.github.io/tools/MSYS-1.0.11.zip
+# This zip is based on the official http://downloads.sourceforge.net/mingw/MSYS-1.0.11.exe
+# It was generated by installing MSYS-1.0.11.exe and adding to it:
+# - http://gnuwin32.sourceforge.net/packages/wget.htm
+# - http://gnuwin32.sourceforge.net/packages/libintl.htm
+# - http://gnuwin32.sourceforge.net/packages/libiconv.htm
+# And finally zipping the resulting directory (minus Readme.txt)
 #
 # A good source for building with mingw :
 #    http://www.gaia-gis.it/gaia-sins/mingw_how_to.html
 #
+# Sample command line to execute this script from a MS shell :
+#     .\tools\msys\bin\sh --login -i -c /d/Projects/LibrePilot/make/3rdparty/osgearth/osg_win.sh
+#
+# Executing this script from git bash does not seem to work.
+#
 ################################################################################
 
+# turn -x on if DEBUG is set to a non-empty string
+[ -n "$DEBUG" ] && set -x
+
+################################################################################
+# MinGW
+################################################################################
+
+#MINGW_DIR=D:/Projects/LibrePilotTools/qt-5.4.1/Tools/mingw491_32
+if [ -z "$MINGW_DIR" ]; then
+	echo MINGW_DIR not defined. Exiting...
+	exit 1
+fi
+
+umount /mingw || true
+mount $MINGW_DIR /mingw
+
 ################################################################################
 # Environment
 ################################################################################
 
-WORKING_DIR=$PWD
+BASE_DIR=$(dirname $0)
 
-# TODO this should not be hardwired
-ROOT_DIR=/d/Projects/LibrePilot
+WORK_DIR=$BASE_DIR
+ROOT_DIR=$BASE_DIR/../../..
 
-DOWNLOAD_DIR=$ROOT_DIR/downloads/osgearth
-SOURCE_DIR=$ROOT_DIR/3rdparty/osgearth_dependencies
-BUILD_DIR=$ROOT_DIR/build/3rdparty/osgearth_dependencies
+DOWNLOAD_DIR=$ROOT_DIR/downloads/osg
+SOURCE_DIR=$ROOT_DIR/3rdparty/osg_dependencies
+BUILD_DIR=$ROOT_DIR/build/3rdparty/osg_dependencies
 
 HOST=mingw32
 
+DOWNLOAD_FILES=1
+
+echo Root dir  : $ROOT_DIR
+echo Work dir  : $WORK_DIR
+echo Build dir : $BUILD_DIR
+echo MinGW dir : $MINGW_DIR
+
+################################################################################
+# download sources
+################################################################################
+
+if [ "$DOWNLOAD_FILES" -eq 1 ]; then
+
+SRC_FILES="
+http://pkgconfig.freedesktop.org/releases/pkg-config-0.28.tar.gz
+http://zlib.net/zlib-1.2.8.tar.gz
+http://www.ijg.org/files/jpegsrc.v9a.tar.gz
+http://sourceforge.net/projects/libpng/files/libpng16/older-releases/1.6.16/libpng-1.6.16.tar.gz
+ftp://ftp.remotesensing.org/pub/libtiff/tiff-4.0.3.tar.gz
+http://sourceforge.net/projects/freetype/files/freetype2/2.5.3/freetype-2.5.3.tar.gz
+http://curl.haxx.se/download/curl-7.38.0.tar.gz
+http://download.osgeo.org/proj/proj-4.8.0.tar.gz
+http://download.osgeo.org/proj/proj-datumgrid-1.5.tar.gz
+http://download.osgeo.org/geos/geos-3.3.8.tar.bz2
+http://download.osgeo.org/gdal/1.10.1/gdal-1.10.1.tar.gz
+"
+
+mkdir -p $DOWNLOAD_DIR/
+for f in $SRC_FILES
+do
+    filename=$(basename "$f")
+    if [ ! -f $DOWNLOAD_DIR/$filename ]; then
+        echo "****************************************"
+        echo "Downloading $filename"
+        echo "****************************************"
+        wget -P $DOWNLOAD_DIR/ $f
+    fi
+done
+
+fi
+
+################################################################################
+# build all
+################################################################################
+
 # list of libraries to build
 # other candidates include bzip2, libxml2, gif, geotiff, ssl, gl...
 BUILD_PKGCONFIG=1
@@ -39,10 +113,15 @@ BUILD_GEOS=1
 BUILD_GDAL=1
 
 # TODO
-#  libcurl needs to be built with ssl support
+#  libcurl needs to be built with and ssl support
 #  gdal does not seem to link with shared proj4
 
+# Clean src and build dirs
+rm -rf $SOURCE_DIR/*
+rm -rf $BUILD_DIR/*
+
 mkdir -p $SOURCE_DIR/
+mkdir -p $BUILD_DIR/
 mkdir -p $BUILD_DIR/bin/
 mkdir -p $BUILD_DIR/include/
 mkdir -p $BUILD_DIR/lib/
@@ -53,7 +132,7 @@ export CPATH=$BUILD_DIR/include
 export LIBRARY_PATH=$BUILD_DIR/lib
 export PKG_CONFIG_PATH=$BUILD_DIR/lib/pkgconfig
 
-# reduce binary sizes by removing the -g option (not picked up by all libraries)
+# compiler flags
 export CFLAGS=-O2
 export CXXFLAGS=-O2
 
@@ -138,8 +217,8 @@ echo "Building libpng..."
 echo "****************************************"
 
 cd $SOURCE_DIR
-tar xzf $DOWNLOAD_DIR/libpng-1.6.14.tar.gz -C .
-cd libpng-1.6.14
+tar xzf $DOWNLOAD_DIR/libpng-1.6.16.tar.gz -C .
+cd libpng-1.6.16
 
 ./configure --prefix=$BUILD_DIR --build=$HOST
 make
@@ -294,7 +373,7 @@ tar xzf $DOWNLOAD_DIR/gdal-1.10.1.tar.gz -C .
 cd gdal-1.10.1
 
 # fix GNUmakefile as described here http://trac.osgeo.org/gdal/wiki/BuildingWithMinGW
-patch < $WORKING_DIR/gdal_GNUmakefile_fix.patch
+patch < $WORK_DIR/gdal_GNUmakefile_fix.patch
 
 ./configure --prefix=$BUILD_DIR --build=$HOST \
   --without-python --without-libtool \
@@ -307,4 +386,3 @@ make install
 
 fi
 
-################################################################################