1 # This file is part of NIT ( http://www.nitlanguage.org )t
3 # Copyright 2014 Alexis Laferrière <alexis.laf@xymus.net>
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
9 # http://www.apache.org/licenses/LICENSE-2.0
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
17 # Compile program for the Android platform
18 module android_platform
21 import abstract_compiler
23 redef class ToolContext
24 redef fun platform_from_name
(name
)
26 if name
== "android" then return new AndroidPlatform
30 fun exec_and_check
(args
: Array[String])
35 # Is the wanted program available?
36 var proc_which
= new IProcess.from_a
("which", [prog
])
38 var res
= proc_which
.status
40 print
"Android project error: executable \"{prog}\
" not found"
44 # Execute the wanted program
45 var proc
= new Process.from_a
(prog
, args
)
49 print
"Android project error: execution of \"{prog} {args.join(" ")}\
" failed"
58 redef fun toolchain
(toolcontext
) do return new AndroidToolchain(toolcontext
)
61 class AndroidToolchain
62 super MakefileToolchain
64 var android_project_root
: String
68 var normal_compile_dir
= super
69 android_project_root
= normal_compile_dir
70 return "{normal_compile_dir}/jni/nit_compile/"
73 redef fun write_files
(compiler
, compile_dir
, cfiles
)
75 var app_name
= compiler
.mainmodule
.name
76 var app_package
= "org.nitlanguage.{app_name}"
77 var app_version
= "0.1"
79 var args
= ["android", "-s", "create", "project", "--name", app_name
,
80 "--target", "android-10", "--path", android_project_root
,
81 "--package", app_package
, "--activity", app_name
]
82 toolcontext
.exec_and_check
(args
)
85 var dir
= "{android_project_root}/jni/"
86 if not dir
.file_exists
then dir
.mkdir
89 if not dir
.file_exists
then dir
.mkdir
91 # compile normal C files
92 super(compiler
, compile_dir
, cfiles
)
94 # Gather extra C files generated elsewhere than in super
95 for f
in compiler
.extern_bodies
do
96 if f
isa ExternCFile then cfiles
.add
(f
.filename
.basename
(""))
99 ## Generate delagating makefile
100 dir
= "{android_project_root}/jni/"
101 var file
= new OFStream.open
("{dir}/Android.mk")
103 include $(call all-subdir-makefiles)
107 ### generate makefile into "{compile_dir}/Android.mk"
109 file
= new OFStream.open
("{dir}/Android.mk")
111 LOCAL_PATH := $(call my-dir)
112 include $(CLEAR_VARS)
114 LOCAL_CFLAGS := -D ANDROID
116 LOCAL_SRC_FILES := \\
117 {{{cfiles.join(" \\\n")}}}
118 LOCAL_LDLIBS := -llog -landroid -lEGL -lGLESv1_CM -lz
119 LOCAL_STATIC_LIBRARIES := android_native_app_glue png
121 include $(BUILD_SHARED_LIBRARY)
123 $(call import-module,android/native_app_glue)
127 ### generate AndroidManifest.xml
128 dir
= android_project_root
129 file
= new OFStream.open
("{dir}/AndroidManifest.xml")
130 file
.write
"""<?xml version="1.0" encoding="utf-8"?>
131 <!-- BEGIN_INCLUDE(manifest) -->
132 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
133 package="{{{app_package}}}"
134 android:versionCode="1"
135 android:versionName="{{{app_version}}}"
136 android:debuggable="true">
138 <!-- This is the platform API where NativeActivity was introduced. -->
139 <uses-sdk android:minSdkVersion="9" />
141 <!-- This .apk has no Java code itself, so set hasCode to false. -->
142 <application android:label="@string/app_name" android:hasCode="false" android:debuggable="true">
144 <!-- Our activity is the built-in NativeActivity framework class.
145 This will take care of integrating with our NDK code. -->
146 <activity android:name="android.app.NativeActivity"
147 android:label="@string/app_name"
148 android:configChanges="orientation|keyboardHidden">
149 <!-- Tell NativeActivity the name of or .so -->
150 <meta-data android:name=\"{{{app_package}}}\"
151 android:value=\"{{{app_name}}}\" />
153 <action android:name="android.intent.action.MAIN" />
154 <category android:name="android.intent.category.LAUNCHER" />
160 <!-- END_INCLUDE(manifest) -->
164 ### generate res/values/strings.xml
165 dir
= "{android_project_root}/res/"
166 if not dir
.file_exists
then dir
.mkdir
167 dir
= "{dir}/values/"
168 if not dir
.file_exists
then dir
.mkdir
169 file
= new OFStream.open
("{dir}/strings.xml")
170 file
.write
"""<?xml version="1.0" encoding="utf-8"?>
172 <string name="app_name">{{{app_name}}}</string>
176 ### Link to png sources
177 # libpng is not available on Android NDK
178 # FIXME make obtionnal when we have alternatives to mnit
179 var nit_dir
= "NIT_DIR".environ
181 if not nit_dir
.is_empty
then
182 share_dir
= "{nit_dir}/share/"
184 share_dir
= "{sys.program_name.dirname}/../share/"
186 if not share_dir
.file_exists
then
187 print
"Android project error: Nit share directory not found, please use the environment variable NIT_DIR"
190 share_dir
= share_dir
.realpath
191 var target_png_dir
= "{android_project_root}/jni/png"
192 if not target_png_dir
.file_exists
then
193 toolcontext
.exec_and_check
(["ln", "-s", "{share_dir}/png/", target_png_dir
])
196 ### Link to assets (for mnit and others)
197 # This will be accessed from `android_project_root`
198 var mainmodule_dir
= compiler
.mainmodule
.location
.file
.filename
.dirname
199 var assets_dir
= "{mainmodule_dir}/../assets"
200 if not assets_dir
.file_exists
then assets_dir
= "{mainmodule_dir}/assets"
201 if assets_dir
.file_exists
then
202 assets_dir
= share_dir
.realpath
203 var target_assets_dir
= "{android_project_root}/assets"
204 if not target_assets_dir
.file_exists
then
205 toolcontext
.exec_and_check
(["ln", "-s", assets_dir
, target_assets_dir
])
210 redef fun write_makefile
(compiler
, compile_dir
, cfiles
)
212 # Do nothing, already done in `write_files`
215 redef fun compile_c_code
(compiler
, compile_dir
)
217 # Compile C code (and thus Nit)
218 toolcontext
.exec_and_check
(["ndk-build", "-s", "-j", "4", "-C", android_project_root
])
221 toolcontext
.exec_and_check
(["ant", "-q", "debug", "-f", android_project_root
+"/build.xml"])
223 # Move the apk to the target
224 var outname
= toolcontext
.opt_output
.value
225 if outname
== null then outname
= "{compiler.mainmodule.name}.apk"
226 toolcontext
.exec_and_check
(["mv", "{android_project_root}/bin/{compiler.mainmodule.name}-debug.apk", outname
])