{"id":5215,"date":"2024-03-20T23:06:19","date_gmt":"2024-03-20T15:06:19","guid":{"rendered":"https:\/\/blog.coderfan.org\/?p=5215"},"modified":"2024-03-21T09:47:50","modified_gmt":"2024-03-21T01:47:50","slug":"android-makefile-conditional-control-problem","status":"publish","type":"post","link":"https:\/\/blog.coderfan.org\/en\/android-makefile-conditional-control-problem.html","title":{"rendered":"\u8be1\u5f02\u7684Android makefile\u7f16\u8bd1\u6d41\u7a0b\u63a7\u5236\u95ee\u9898"},"content":{"rendered":"
\n
\n \t<\/i> Read Time:<\/span>35 Second <\/div>\n\n <\/div>\n

\u5728\u79fb\u690d\u9002\u914dAndroid\u7684\u8fc7\u7a0b\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u7f16\u5199makefile\u6765\u8fdb\u884c\u4e00\u4e9b\u5dee\u5f02\u5316\u7684\u914d\u7f6e\uff0c\u8fd9\u5176\u4e2d\u4f1a\u7ecf\u5e38\u7528\u5230if\u6761\u4ef6\u63a7\u5236\uff0c\u901a\u8fc7\u5224\u65ad\u67d0\u4e2a\u53d8\u91cf\u7684\u503c\u6765\u8fdb\u884c\u5206\u652f\u7ba1\u7406\u3002<\/p>\n\n\n\n

\u67d0\u6b21\u5f53\u6211\u7f16\u5199\u5982\u4e0bMakefile\u65f6:<\/p>\n\n\n\n

ENABLE_SOA_DAL ?= true\n\nifeq ($(ENABLE_SOA_DAL) , true)\nPRODUCT_PACKAGES += \\\n             dal_test_listener \\\n             dal_test_talker  \\\n             libcyberfastcdr  \\\n             libcyberfastrtps \\\nendif<\/code><\/pre>\n\n\n\n
\u7f16\u8bd1\u8fc7\u7a0b\u6ca1\u6709\u62a5\u9519\uff0c\u6309\u7167\u6211\u7684\u8bbe\u60f3\uff0c\u6211\u5df2\u7ecf\u4e3aENABLE_SOA_DAL\u53d8\u91cf\u8d4b\u503c\u4e3atrue\uff0c\u6240\u4ee5\u63a5\u4e0b\u6765\u7684ifeq\u5224\u65ad\u5e94\u5f53\u901a\u8fc7\uff0c\u4ece\u800c\u96c6\u6210\u76f8\u5e94\u7684\u6a21\u5757\uff1b\u4f46\u662f\u5f53\u6211\u7f16\u8bd1\u4e4b\u540e\u5374\u53d1\u73b0\u4ee5\u4e0a\u6a21\u5757\u5e76\u6ca1\u6709\u6309\u7167\u6211\u4eec\u8bbe\u60f3\u7684\u90a3\u6837\u6b63\u5e38\u96c6\u6210\u3002<\/p>\n\n\n\n
\u4e8e\u662f\u6211\u901a\u8fc7info\u6216warning\u51fd\u6570\u8fdb\u884c\u6253\u5370\uff0c\u53d1\u73b0ENABLE_SOA_DAL\u503c\u786e\u5b9e\u662ftrue\uff0c\u4f46\u504f\u504f\u5c31\u662f\u6ca1\u6709\u8fdb\u5165ifeq\u5bf9\u5e94\u7684\u5206\u652f\uff1b\u6211\u4ee5\u4e3a\u662f\u6211\u7684\u8bed\u6cd5\u89c4\u5219\u6709\u95ee\u9898\uff0c\u4e8e\u662f\u5c06ifeq\u6539\u5199\u5982\u4e0b\uff1a<\/p>\n\n\n\n
ifeq ($(ENABLE_SOA_DAL) , true )<\/code><\/pre>\n\n\n\n
\u8fd9\u6837\u4fee\u6539\u4ee5\u540e\uff0c\u786e\u5b9e\u80fd\u7f16\u8bd1\u8fc7\u4e86\uff0c\u8fd9\u8ba9\u6211\u8bef\u4ee5\u4e3a\u5f53\u53d8\u91cf\u5224\u65ad\u65f6\u9700\u8981\u4e0e\u62ec\u53f7\u95f4\u4fdd\u7559\u7a7a\u683c\u4f5c\u4e3a\u95f4\u9694\uff0c\u4f46\u662f\u901a\u8fc7\u4e0e\u539f\u751f\u7cfb\u7edf\u4e2d\u5176\u4ed6makefile\u4e2d\u7684ifeq\u8bed\u53e5\u8fdb\u884c\u5bf9\u6bd4\u65f6\uff0c\u53d1\u73b0\u53c8\u4e0d\u662f\u8fd9\u6837\u7684\u3002\u6240\u4ee5\u95ee\u9898\u53ef\u80fd\u5728\u4e8e\uff1a\u6211\u4e3aENABLE_SOA_DAL\u8d4b\u503c\u65f6\u5e76\u4e0d\u662f\u4e3atrue\uff0c\u800c\u662f\u4e3atrue \uff0c\u6ca1\u9519\u2014\u2014\u5c31\u662f\u591a\u4e86\u4e00\u4e2a\u7a7a\u683c\u3002<\/p>\n\n\n\n
\u4e3a\u4e86\u9a8c\u8bc1\u6211\u7684\u731c\u60f3\uff0c\u6211\u4f7f\u7528cat \u547d\u4ee4\u67e5\u770b\u4e86\u8be5makefile\u7684\u6587\u672c\u5185\u5bb9\uff1a<\/p>\n\n\n\n
cat -A Android.mk:\nENABLE_SOA_DAL ?= true $\n$\nifeq ($(ENABLE_SOA_DAL) , true)$\nPRODUCT_PACKAGES += \\$\n^I     dal_test_listener \\$\n^I     dal_test_talker  \\$<\/code><\/pre>\n\n\n\n
\u4ed4\u7ec6\u4e00\u70b9\u6211\u4eec\u5c31\u4f1a\u53d1\u73b0\uff0c$\u7279\u6b8a\u5b57\u7b26\u4ee3\u8868\u884c\u7684\u672b\u5c3e\uff0c\u800cENABLE_SOA_DAL ?= true $\u660e\u663e\u591a\u4e86\u4e00\u4e2a\u7a7a\u683c\uff1b\u4e8e\u662f\u6211\u91cd\u65b0\u7f16\u8f91\u4e86\u8be5makefile\uff0c\u5c06\u8be5\u7a7a\u683c\u8fdb\u884c\u53bb\u9664\uff0c\u7136\u540e\u7f16\u8bd1\u6253\u5305\uff0c\u80fd\u591f\u6b63\u5e38\u96c6\u6210\u4e86\u3002<\/p>\n\n\n\n
\u9488\u5bf9\u8fd9\u7c7b\u95ee\u9898\uff0c\u6211\u4eec\u6700\u597d\u7684\u529e\u6cd5\u662f\u4f7f\u7528strip\u51fd\u6570\u5bf9\u53d8\u91cf\u8fdb\u884c\u989d\u5916\u5904\u7406\uff0c\u4ee5\u53bb\u9664\u53d8\u91cf\u5934\u90e8\u6216\u8005\u5c3e\u90e8\u7684\u7a7a\u683c\uff0cstrip\u51fd\u6570\u7684\u7528\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n
$(strip $(VAR))<\/code><\/pre>\n\n\n\n
\u6240\u4ee5\u5728\u4e0a\u9762\u7684makefile\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u7ed3\u5408strip\u51fd\u6570\u6765\u505a\u5904\u7406\uff1b<\/p>\n\n\n\n
ifeq ($(strip $(ENABLE_SOA_DAL)), true)<\/code><\/pre>\n\n\n\n
\u6700\u7ec8\u8fdb\u884c\u6d4b\u8bd5\uff0c\u6b64\u65f6\u5373\u4f7f\u6211\u4eec\u5728\u53d8\u91cf\u8d4b\u503c\u65f6\u524d\u540e\u90fd\u6dfb\u52a0\u4e86\u7a7a\u683c\uff0c\u4e5f\u4e0d\u4f1a\u5f71\u54cd\u5176\u503c\u5224\u65ad\uff0c\u8fd9\u79cd\u5904\u7406\u65b9\u5f0f\u53ef\u4ee5\u6709\u6548\u907f\u514d\u5927\u5bb6\u5728\u6539\u52a8\u65f6\u9519\u8bef\u6dfb\u52a0\u4e86\u7a7a\u683c\u5bfc\u81f4\u6761\u4ef6\u5224\u65ad\u5931\u6548\u3002\u4f46\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0cstrip\u51fd\u6570\u53ea\u80fd\u5904\u7406\u5934\u90e8\u4e0e\u5c3e\u90e8\u7684\u7a7a\u683c\uff0c\u82e5\u7a7a\u683c\u5728\u5b57\u7b26\u4e32\u5185\u90e8\uff0c\u5219\u65e0\u6cd5\u8fdb\u884c\u5904\u7406\u3002<\/p>\n        
\n            
\n                \n                
\n                    \n                        \"Happy\"\n                    <\/a>\n                    
\n                        Happy                    <\/div>\n                    
\n                                                    0<\/span>\n                        \n                                                0<\/span> %<\/span>\n                                            <\/div>\n                <\/div>\n\n                
\n                    \n                        \"Sad\"\n                    <\/a>\n                    
\n                        Sad                    <\/div>\n                    
\n                                                    0<\/span>\n                                                                        0<\/span> %<\/span>\n                                            <\/div>\n                <\/div>\n\n                
\n                    \n                        \"Excited\"\n                    <\/a>\n                    
\n                        Excited                    <\/div>\n                    
\n                                                    0<\/span>\n                                                                        0<\/span> %<\/span>\n                                            <\/div>\n                <\/div>\n\n                
\n                    \n                        \"Sleepy\"\n                    <\/a>\n                    
\n                        Sleepy                    <\/div>\n                    
\n                                                    0<\/span>\n                        \n                                                0<\/span> %<\/span>\n                                            <\/div>\n                <\/div>\n\n                
\n                    \n                        \"Angry\"\n                    <\/a>\n                    
Angry<\/div>\n                    
\n                                                    0<\/span>\n                                                                        0<\/span> %<\/span>\n                        \n                    <\/div>\n                <\/div>\n\n                
\n                    \n                        \"Surprise\"\n                    <\/a>\n                    
Surprise<\/div>\n                    
\n                                                    0<\/span>\n                                                                        0<\/span> %<\/span>\n                                            <\/div>\n                <\/div>\n\n            <\/div>\n        <\/div>","protected":false},"excerpt":{"rendered":"
\u8bb0\u5f55\u4e00\u6b21\u8be1\u5f02\u7684\u7f16\u8bd1\u6d41\u7a0b\u63a7\u5236\u5f02\u5e38\u95ee\u9898<\/p>","protected":false},"author":1,"featured_media":4483,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_editorskit_title_hidden":false,"_editorskit_reading_time":0,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[18],"tags":[46],"class_list":["post-5215","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-operating-system","tag-android"],"blocksy_meta":[],"aioseo_notices":[],"featured_image_urls":{"full":["https:\/\/blog.coderfan.org\/wp-content\/uploads\/2023\/04\/android.jpg",512,269,false],"thumbnail":["https:\/\/blog.coderfan.org\/wp-content\/uploads\/2023\/04\/android-150x150.jpg",150,150,true],"medium":["https:\/\/blog.coderfan.org\/wp-content\/uploads\/2023\/04\/android-300x158.jpg",300,158,true],"medium_large":["https:\/\/blog.coderfan.org\/wp-content\/uploads\/2023\/04\/android.jpg",512,269,false],"large":["https:\/\/blog.coderfan.org\/wp-content\/uploads\/2023\/04\/android.jpg",512,269,false],"1536x1536":["https:\/\/blog.coderfan.org\/wp-content\/uploads\/2023\/04\/android.jpg",512,269,false],"2048x2048":["https:\/\/blog.coderfan.org\/wp-content\/uploads\/2023\/04\/android.jpg",512,269,false],"trp-custom-language-flag":["https:\/\/blog.coderfan.org\/wp-content\/uploads\/2023\/04\/android-18x9.jpg",18,9,true]},"post_excerpt_stackable":"
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