Fix: Fix pkgconfig detection, and multiple subsequent build for Andro…

…id (#833)

* Fixing lib detection based on build host for Android builds

* Fixing workaround according to jandegr's proposal

* Fixing subsequent Android builds (where rename fails because of pre-existing renamed files)

CMakeLists.txt

@@ -154,31 +154,35 @@ INCLUDE (CheckSymbolExists)
 
 find_package(PkgConfig)
 if(PKG_CONFIG_FOUND)
-	pkg_check_modules ( GMODULE gmodule-2.0 )
-	if (GMODULE_FOUND)
-		set(HAVE_GMODULE 1)
-		include_directories(${GMODULE_INCLUDE_DIRS})
-		list(APPEND NAVIT_LIBS ${GMODULE_LIBRARIES})
-	endif(GMODULE_FOUND)
-
-	pkg_check_modules (GLIB2 glib-2.0>=2.10)
-	if (GLIB2_FOUND)
-		set(HAVE_GLIB 1)
-		include_directories(${GLIB2_INCLUDE_DIRS})
-		list(APPEND NAVIT_LIBS ${GLIB2_LIBRARIES})
-	else(GLIB2_FOUND)
-		set_with_reason(support/glib "Glib not found" TRUE ${INTL_LIBS})
-	endif(GLIB2_FOUND)
+	if (NOT ANDROID)
+		pkg_check_modules ( GMODULE gmodule-2.0 )
+		if (GMODULE_FOUND)
+			set(HAVE_GMODULE 1)
+			include_directories(${GMODULE_INCLUDE_DIRS})
+			list(APPEND NAVIT_LIBS ${GMODULE_LIBRARIES})
+		endif(GMODULE_FOUND)
+
+		pkg_check_modules (GLIB2 glib-2.0>=2.10)
+		if (GLIB2_FOUND)
+			set(HAVE_GLIB 1)
+			include_directories(${GLIB2_INCLUDE_DIRS})
+			list(APPEND NAVIT_LIBS ${GLIB2_LIBRARIES})
+		else(GLIB2_FOUND)
+			set_with_reason(support/glib "Glib not found" TRUE ${INTL_LIBS})
+		endif(GLIB2_FOUND)
+	endif(NOT ANDROID)
 
 	pkg_check_modules(FONTCONFIG "fontconfig >= 2.2.0")
-	pkg_check_modules(DBUS "dbus-1 >= 1.4")
-	pkg_check_modules(DBUSGLIB dbus-glib-1)
-	if(DBUSGLIB_FOUND)
-		include_directories(${DBUSGLIB_INCLUDE_DIRS})
-		set_with_reason(binding/dbus "dbus-glib-1 found" TRUE ${DBUSGLIB_LIBRARIES})
-		set_with_reason(speech/dbus "dbus-glib-1 found" TRUE ${DBUSGLIB_LIBRARIES})
-		set_with_reason(vehicle/gpsd_dbus "dbus-glib-1 found" TRUE ${DBUSGLIB_LIBRARIES})
-	endif()
+	if (NOT ANDROID)
+		pkg_check_modules(DBUS "dbus-1 >= 1.4")
+		pkg_check_modules(DBUSGLIB dbus-glib-1)
+		if(DBUSGLIB_FOUND)
+			include_directories(${DBUSGLIB_INCLUDE_DIRS})
+			set_with_reason(binding/dbus "dbus-glib-1 found" TRUE ${DBUSGLIB_LIBRARIES})
+			set_with_reason(speech/dbus "dbus-glib-1 found" TRUE ${DBUSGLIB_LIBRARIES})
+			set_with_reason(vehicle/gpsd_dbus "dbus-glib-1 found" TRUE ${DBUSGLIB_LIBRARIES})
+		endif(DBUSGLIB_FOUND)
+	endif(NOT ANDROID)
 
 	pkg_check_modules(LIBLOCATION liblocation)
 	pkg_check_modules(LIBOSSO libosso)
@@ -740,6 +744,8 @@ if(ANDROID)
 	set_with_reason(graphics/null "Android detected" FALSE)
 	set_with_reason(graphics/android "Android detected" TRUE)
 	set_with_reason(speech/android "Android detected" TRUE)
+	set_with_reason(support/ezxml "Android detected" TRUE)
+	set_with_reason(support/glib "Android detected" TRUE)
 	set_with_reason(traffic/traff_android "Android detected" TRUE)
 	set_with_reason(vehicle/android "Android detected" TRUE)
 	set_with_reason(vehicle/file "Android detected" FALSE)

scripts/build_android.sh

@@ -28,25 +28,29 @@ export GRADLE_OPTS='-Dorg.gradle.jvmargs="-Xmx2048m -XX:+HeapDumpOnOutOfMemoryEr
 sudo apt-get install -y ant
 
 echo Run CMake
+test -z "$PKG_CONFIG_LIBDIR" && export PKG_CONFIG_LIBDIR=""     # Force cmake below to run ignore build host libraries when using pkgconfig.
+# Note: If you want to compile against specific target libraries that are searched using pkgconfig, please run this script with variable PKG_CONFIG_LIBDIR set to the appropriate path
 cmake ./ -Dvehicle/gpsd_dbus:BOOL=FALSE -Dsvg2png_scaling:STRING=-1,24,32,48,64,96,128,192,256 -Dsvg2png_scaling_nav:STRING=-1,24,32,48,64,96,128,192,256 -Dsvg2png_scaling_flag:STRING=-1,24,32,64,96 -DXSL_PROCESSING=y -DXSLTS=android -DANDROID=y || exit 1
 
 echo Process icons
 pushd navit/icons
 make || exit 32
+rm -rf ../android/res/drawable-nodpi
 mkdir ../android/res/drawable-nodpi
 cp ./*.png ../android/res/drawable-nodpi
 pushd ../android/res/drawable-nodpi
-rename 'y/A-Z/a-z/' ./*.png
+rename -f 'y/A-Z/a-z/' ./*.png
 popd
 popd
 
 echo Process translations
 pushd po
 make || exit 64
+rm -rf ../navit/android/res/raw
 mkdir ../navit/android/res/raw
 cp ./*.mo ../navit/android/res/raw
 pushd ../navit/android/res/raw
-rename 'y/A-Z/a-z/' ./*.mo
+rename -f 'y/A-Z/a-z/' ./*.mo
 popd
 popd
 
@@ -55,6 +59,7 @@ popd
 echo Process xml config files
 make navit_config_xml || exit 96
 pushd navit
+rm -rf ./android/assets
 mkdir -p ./android/assets
 cp -R config ./android/assets/
 popd