nitg/android: compile with the png lib

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/src/android_platform.nit b/src/android_platform.nit
index c204651..bb3c270 100644 (file)
--- a/src/android_platform.nit
+++ b/src/android_platform.nit
@@ -116,7 +116,7 @@ LOCAL_MODULE    := main
 LOCAL_SRC_FILES := \\
 {{{cfiles.join(" \\\n")}}}
 LOCAL_LDLIBS    := -llog -landroid -lEGL -lGLESv1_CM -lz
-LOCAL_STATIC_LIBRARIES := android_native_app_glue
+LOCAL_STATIC_LIBRARIES := android_native_app_glue png
 
 include $(BUILD_SHARED_LIBRARY)
 
@@ -172,6 +172,26 @@ $(call import-module,android/native_app_glue)
     <string name="app_name">{{{app_name}}}</string>
 </resources>"""
                file.close
+
+               ### Link to png sources
+               # libpng is not available on Android NDK
+               # FIXME make obtionnal when we have alternatives to mnit
+               var nit_dir = "NIT_DIR".environ
+               var share_dir
+               if not nit_dir.is_empty then
+                       share_dir = "{nit_dir}/share/"
+               else
+                       share_dir = "{sys.program_name.dirname}/../share/"
+               end
+               if not share_dir.file_exists then 
+                       print "Android project error: Nit share directory not found, please use the environment variable NIT_DIR"
+                       exit 1
+               end
+               share_dir = share_dir.realpath
+               var target_png_dir = "{android_project_root}/jni/png"
+               if not target_png_dir.file_exists then
+                       toolcontext.exec_and_check(["ln", "-s", "{share_dir}/png/", target_png_dir])
+               end
        end
 
        redef fun write_makefile(compiler, compile_dir, cfiles)