1 # Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 # This file is meant to be included into a target to provide a rule 6 # to generate jni bindings for Java-files in a consistent manner. 7 # 8 # To use this, create a gyp target with the following form: 9 # { 10 # 'target_name': 'base_jni_headers', 11 # 'type': 'none', 12 # 'sources': [ 13 # 'android/java/src/org/chromium/base/BuildInfo.java', 14 # ... 15 # ... 16 # 'android/java/src/org/chromium/base/SystemMessageHandler.java', 17 # ], 18 # 'variables': { 19 # 'jni_gen_package': 'base', 20 # }, 21 # 'includes': [ '../build/jni_generator.gypi' ], 22 # }, 23 # 24 # The generated file name pattern can be seen on the "outputs" section below. 25 # (note that RULE_INPUT_ROOT is the basename for the java file). 26 # 27 # See base/android/jni_generator/jni_generator.py for more info about the 28 # format of generating JNI bindings. 29 30 { 31 'variables': { 32 'jni_generator': '<(DEPTH)/base/android/jni_generator/jni_generator.py', 33 'jni_generator_jarjar_file%': '', 34 'jni_generator_ptr_type%': 'long', 35 # A comma separated string of include files. 36 'jni_generator_includes%': ( 37 'base/android/jni_generator/jni_generator_helper.h' 38 ), 39 'native_exports%': '', 40 }, 41 'rules': [ 42 { 43 'rule_name': 'generate_jni_headers', 44 'extension': 'java', 45 'inputs': [ 46 '<(jni_generator)', 47 ], 48 'outputs': [ 49 '<(SHARED_INTERMEDIATE_DIR)/<(jni_gen_package)/jni/<(RULE_INPUT_ROOT)_jni.h', 50 ], 51 'action': [ 52 '<(jni_generator)', 53 '--input_file', 54 '<(RULE_INPUT_PATH)', 55 '--output_dir', 56 '<(SHARED_INTERMEDIATE_DIR)/<(jni_gen_package)/jni', 57 '--includes', 58 '<(jni_generator_includes)', 59 '--optimize_generation', 60 '<(optimize_jni_generation)', 61 '--jarjar', 62 '<(jni_generator_jarjar_file)', 63 '--ptr_type', 64 '<(jni_generator_ptr_type)', 65 '<(native_exports)', 66 ], 67 'message': 'Generating JNI bindings from <(RULE_INPUT_PATH)', 68 'process_outputs_as_sources': 1, 69 'conditions': [ 70 ['jni_generator_jarjar_file != ""', { 71 'inputs': [ 72 '<(jni_generator_jarjar_file)', 73 ], 74 }] 75 ], 76 }, 77 ], 78 'direct_dependent_settings': { 79 'include_dirs': [ 80 '<(SHARED_INTERMEDIATE_DIR)/<(jni_gen_package)', 81 ], 82 }, 83 # This target exports a hard dependency because it generates header 84 # files. 85 'hard_dependency': 1, 86 'conditions': [ 87 ['android_webview_build==1', { 88 'variables': { 89 'native_exports%': '--native_exports', 90 }, 91 'dependencies': [ 92 '<(DEPTH)/build/android/android_exports.gyp:android_exports', 93 ], 94 }], 95 ], 96 } 97 98
