{"id":232,"date":"2020-06-15T17:07:57","date_gmt":"2020-06-15T09:07:57","guid":{"rendered":"http:\/\/122.152.205.50\/wordpress\/?p=232"},"modified":"2022-07-18T09:07:52","modified_gmt":"2022-07-18T01:07:52","slug":"jni04-eclipse%e7%9a%84jni%e7%8e%af%e5%a2%83%e9%85%8d%e7%bd%ae","status":"publish","type":"post","link":"http:\/\/xinyiworld.top\/wordpress_it\/?p=232","title":{"rendered":"JNI04-Eclipse\u7684JNI\u73af\u5883\u914d\u7f6e"},"content":{"rendered":"<p>\u9664\u975e\u4f60\u63a5\u624b\u4e86\u8001\u53e4\u8463\uff0c\u5426\u5219\u73b0\u5728\u57fa\u672c\u627e\u4e0d\u5230\u7528eclipse\u8fd8\u6709jni\u7684\u9879\u76ee\u7684\u3002\u4f46\u662f\u4ee5\u524d\u8bb0\u5f55\u7684\u70b9\u6ef4\uff0c\u4e5f\u4e0d\u60f3\u5c31\u6b64\u62b9\u53bb\u3002<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_16 counter-hierarchy counter-decimal ez-toc-grey\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><i class=\"ez-toc-glyphicon ez-toc-icon-toggle\"><\/i><\/a><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=232\/#1eclipse%E4%B8%AD%E7%9A%84CDT%E6%8F%92%E4%BB%B6%E6%80%8E%E4%B9%88%E5%AE%89%E8%A3%85\" title=\"1.eclipse\u4e2d\u7684CDT\u63d2\u4ef6\u600e\u4e48\u5b89\u88c5\">1.eclipse\u4e2d\u7684CDT\u63d2\u4ef6\u600e\u4e48\u5b89\u88c5<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=232\/#2eclipsecygwincdt%E6%90%AD%E5%BB%BAcc%E5%BC%80%E5%8F%91%E7%8E%AF%E5%A2%83\" title=\"2.eclipse+cygwin+cdt\u642d\u5efac\/c++\u5f00\u53d1\u73af\u5883\">2.eclipse+cygwin+cdt\u642d\u5efac\/c++\u5f00\u53d1\u73af\u5883<\/a><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=232\/#MinGW_%E6%98%AF%E4%BB%80%E4%B9%88%EF%BC%9F\" title=\"#MinGW \u662f\u4ec0\u4e48\uff1f\">#MinGW \u662f\u4ec0\u4e48\uff1f<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=232\/#3NDK\" title=\"3.NDK\">3.NDK<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=232\/#1%E5%85%B3%E8%81%94ndk\" title=\"1)\u5173\u8054ndk\">1)\u5173\u8054ndk<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=232\/#2JNI%E5%BC%80%E5%8F%91HelloWorld%E7%9A%84%E5%A4%8D%E6%9D%82%E5%86%99%E6%B3%95\" title=\"2)JNI\u5f00\u53d1HelloWorld\u7684\u590d\u6742\u5199\u6cd5\">2)JNI\u5f00\u53d1HelloWorld\u7684\u590d\u6742\u5199\u6cd5<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-7\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=232\/#3JNI%E5%BC%80%E5%8F%91HelloWorld%E7%9A%84%E7%AE%80%E5%8D%95%E5%86%99%E6%B3%95\" title=\"3)JNI\u5f00\u53d1HelloWorld\u7684\u7b80\u5355\u5199\u6cd5\">3)JNI\u5f00\u53d1HelloWorld\u7684\u7b80\u5355\u5199\u6cd5<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"1eclipse%E4%B8%AD%E7%9A%84CDT%E6%8F%92%E4%BB%B6%E6%80%8E%E4%B9%88%E5%AE%89%E8%A3%85\"><\/span>1.eclipse\u4e2d\u7684CDT\u63d2\u4ef6\u600e\u4e48\u5b89\u88c5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"http:\/\/zhidao.baidu.com\/link?url=NAsq91axWRclHe2OsTW5nEeVzQG5n6ZVf28h-JP8Tiw75d3YVR18XVunRtv6xsJIAx1-FZrEDNA5an3OIzL6lK\">http:\/\/zhidao.baidu.com\/link?url=NAsq91axWRclHe2OsTW5nEeVzQG5n6ZVf28h-JP8Tiw75d3YVR18XVunRtv6xsJIAx1-FZrEDNA5an3OIzL6lK<\/a><\/p>\n<p>\u51fa\u73b0\u7684\u95ee\u9898\uff1a<\/p>\n<p>1.\u4e4b\u524d\u5199\u8fc7\u7684\u4e00\u4e2aAndroid\u9879\u76ee\u4e0a\u6709JNI\uff0c\u540e\u6765ADT\u66f4\u65b0\u4e86\uff0c\u51fa\u73b0\u4e0b\u9762\u7684\u95ee\u9898\uff0c\u5e76\u4e14Android\u6ca1\u6709NDK\u9009\u9879\u3002<\/p>\n<p>[\u539f]cygwin\u4e0b\u8f7d\u3001\u5b89\u88c5\u6559\u7a0b\u548c\u89e3\u51b3CDT\u51fa\u73b0\u201cprogram 'make' is not found in path\u201dbug<\/p>\n<p>\u4f46\u662f\u4e0a\u9762\u7684\u8fd9\u4e2a\u535a\u5ba2\u91cc\u6709\u4e00\u4e2a\u5730\u65b9\u8bf4\u5f97\u4e0d\u5bf9\uff0c\u5c31\u662furl\u8fde\u63a5\u4e0d\u4e00\u5b9a\u8981\u4f7f\u7528\u4e2d\u56fd\u7684\u955c\u50cf\uff0c\u4e2d\u56fd\u7684\u955c\u50cf\u6709\u53ef\u80fd\u4e0d\u597d\u4f7f\uff0c\u5728\u5217\u8868\u4e2d\u968f\u4fbf\u9009\u4e00\u4e2a\u5c31\u884c\u4e86\u3002<\/p>\n<p><a href=\"https:\/\/stackoverflow.com\/questions\/7134304\/eclipse-cdt-plugin-problems\">Eclipse CDT plugin problems<\/a>(StackOverFlow\u7684\u89e3\u7b54)<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2eclipsecygwincdt%E6%90%AD%E5%BB%BAcc%E5%BC%80%E5%8F%91%E7%8E%AF%E5%A2%83\"><\/span>2.eclipse+cygwin+cdt\u642d\u5efac\/c++\u5f00\u53d1\u73af\u5883<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"http:\/\/www.cnblogs.com\/skyofbitbit\/p\/3705994.html\">http:\/\/www.cnblogs.com\/skyofbitbit\/p\/3705994.html<\/a><\/p>\n<h4><span class=\"ez-toc-section\" id=\"MinGW_%E6%98%AF%E4%BB%80%E4%B9%88%EF%BC%9F\"><\/span><a href=\"http:\/\/blog.csdn.net\/jpcfei\/article\/details\/6428613\">#<\/a>MinGW \u662f\u4ec0\u4e48\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><a href=\"http:\/\/blog.csdn.net\/jpcfei\/article\/details\/6428613\">http:\/\/blog.csdn.net\/jpcfei\/article\/details\/6428613<\/a><\/p>\n<p>MinGW\u5982\u4f55\u5378\u8f7d\uff1a\u5c06\u6587\u4ef6\u5939\u76f4\u63a5\u5220\u9664\u5373\u53ef\u3002<\/p>\n<p>\u6700\u540e\u7ec8\u4e8e\u627e\u5230\u7b54\u6848\u4e86\uff1a<\/p>\n<p><a href=\"http:\/\/stackoverflow.com\/questions\/11579135\/program-make-not-found-in-path\">http:\/\/stackoverflow.com\/questions\/11579135\/program-make-not-found-in-path<\/a><\/p>\n<p>You may try altering toolchain in case if for some reason you can't use gcc. Open <strong>Properties<\/strong> for your project (by right clicking on your project name in the <strong>Project Explorer<\/strong>), then <strong>C\/C++ Build<\/strong> &gt; <strong>Tool Chain Editor<\/strong>. You can change the current builder there from <em>GNU Make Builder<\/em> to <em>CDT Internal Builder<\/em> or whatever compatible you have.<\/p>\n<p>\u540c\u65f6\u6211\u4e5f\u5c06C:\\MinGW64\\bin\u4e0b\u7684xx-make32.exe\u76f4\u63a5\u6539\u6210\u4e86make.exe<\/p>\n<p>\u8fd8\u4fee\u6539\u4e863\u4e2a\u73af\u5883\u53d8\u91cf<\/p>\n<pre><code>C_INCLUDE_PATH=C:\\MinGW\\include\nCPLUS_INCLUDE_PATH=C:\\MinGW\\include\nLIBRARY_PATH=C:\\MinGW\\lib<\/code><\/pre>\n<p>\u603b\u4e4b\uff0c\u6700\u65b0\u7684ADT\u7684CDT\u7684\u914d\u7f6e\u53ef\u80fd\u4f1a\u51fa\u73b0\u95ee\u9898\uff0c\u6211\u4e5f\u4e0d\u77e5\u9053\u5177\u4f53\u662f\u54ea\u91cc\u51fa\u73b0\u4e86\u95ee\u9898\uff0c\u53cd\u6b63\u6309\u7167\u4e0a\u9762\u7684\u6765\u505a\uff0c\u5c31\u89e3\u51b3\u4e86\u95ee\u9898\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3NDK\"><\/span>3.NDK<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"1%E5%85%B3%E8%81%94ndk\"><\/span>1)\u5173\u8054ndk<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5728Eclipse\u91cc\u5173\u8054NDK<br \/>\n\u5728\u73af\u5883\u53d8\u91cfPath\u91cc\u914d\u7f6endk-build\u6240\u5728\u8def\u5f84\uff0c\u4ee5\u4fbf\u5728\u7f16\u8bd1.c\u6587\u4ef6\u65f6\u4f7f\u7528\u8fd9\u4e2a\u6307\u4ee4\u3002<\/p>\n<p><img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/2020\/06\/%E5%9B%BE%E7%89%872.png\" alt=\"img\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2JNI%E5%BC%80%E5%8F%91HelloWorld%E7%9A%84%E5%A4%8D%E6%9D%82%E5%86%99%E6%B3%95\"><\/span>2)<strong>JNI\u5f00\u53d1HelloWorld\u7684\u590d\u6742\u5199\u6cd5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>(1)\u5b9a\u4e49\u672c\u5730\u65b9\u6cd5 native<br \/>\npublic native String getStringFromC();<br \/>\n(2)\u5728\u5de5\u7a0b\u76ee\u5f55\u4e0b\u521b\u5efa\u4e00\u4e2ajni\u76ee\u5f55<br \/>\n\uff082-1\uff09\u5728jni\u76ee\u5f55\u4e0b\u65b0\u5efa.c\u6587\u4ef6<br \/>\n\u65b9\u6cd5\u540d\u7684\u5b9a\u4e49 Java_\u5305\u540d_\u7c7b\u540d_\u65b9\u6cd5\u540d<br \/>\n\u5fc5\u987b\u63a5\u65362\u4e2a\u53c2\u6570 JNIEnv* env jobject obj<\/p>\n<p><img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/2020\/06\/%E5%9B%BE%E7%89%873.png\" alt=\"img\" \/><\/p>\n<p>\uff082-2\uff09 \u5728jni\u76ee\u5f55\u4e0b\u65b0\u5efaAndroid.mk\u6587\u4ef6<\/p>\n<p><img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/2020\/06\/%E5%9B%BE%E7%89%874.png\" alt=\"img\" \/><\/p>\n<p>\uff082-3\uff09 \u5728jni\u76ee\u5f55\u4e0b\u65b0\u5efaApplication.mk\u6587\u4ef6<\/p>\n<p>\u6587\u4ef6\u5185\u5bb9\u4e3aAPP_ABI :=all\u3002\u5982\u679c\u6ca1\u6709Application.mk\u6587\u4ef6\uff0c\u53ea\u6709Android.mk\u7684\u8bdd\uff0c\u7f16\u8bd1\u65f6\u53ea\u80fd\u751f\u6210arm<br \/>\n\u5904\u7406\u5668\u5bf9\u5e94\u7684\u5e93\u6587\u4ef6\uff0c\u9879\u76ee\u53ea\u80fd\u8fd0\u884c\u5728arm\u67b6\u6784\u7684\u6a21\u62df\u5668\u4e0a\uff0c\u52a0\u4e86Application.mk\u6587\u4ef6\uff0c\u5c31\u80fd\u751f\u6210\u6240\u6709\u7c7b\u578b\u7684\u5904\u7406\u5668\u5bf9\u5e94\u7684\u6587\u4ef6\u3002<\/p>\n<p>(3)\u7f16\u8bd1.c\u6587\u4ef6<\/p>\n<p>\u5728cmd\u547d\u4ee4\u884c\u8fdb\u5165\u9879\u76ee\u5e26\u76d8\u7b26\u8def\u5f84\uff0c\u8f93\u5165ndk-build\u547d\u4ee4\uff08\u786e\u4fddPath\u91cc\u5df2\u7ecf\u914d\u7f6e\u597d\u4e86\uff09\uff0cndk\u4f1a\u81ea\u52a8\u5bfb\u627ejni\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u8fdb\u884c\u7f16\u8bd1\uff0c\u751f\u6210so\u5e93\u6587\u4ef6\u3002\u5237\u65b0libs\u6587\u4ef6\u5939\uff0c\u67e5\u770b\u6709\u6ca1\u6709\u6210\u529f\u751f\u6210so\u6587\u4ef6\u3002<\/p>\n<p>(4)\u5f15\u5165\u5e93\u6587\u4ef6<\/p>\n<p>\u5728\u672c\u5730\u58f0\u660e\u7684\u7c7b\u7684\u9759\u6001\u4ee3\u7801\u5757\u91cc<\/p>\n<pre><code> System.loadlibary(&quot;\u540d\u79f0&quot;);    \u540d\u79f0\u5c31\u662fAndroid.mk\u6587\u4ef6\u4e2dLOCAL_MODULE\u90a3\u4e00\u9879\u5bf9\u5e94\u7684\u540d\u79f0<\/code><\/pre>\n<p>(5)\u8fd0\u884c\u9879\u76ee<\/p>\n<p>\u5982\u679c\u5728jni\u4e0b\u53ea\u65b0\u5efa\u4e86Android.mk\u6587\u4ef6\uff0c\u53ea\u80fd\u5728arm\u67b6\u6784\u7684\u6a21\u62df\u5668\u4e0a\u8fd0\u884c\uff0c\u5728\u5176\u5b83\u7684\u6a21\u62df\u5668\u4e0a\u8fd0\u884c\u4f1a\u62a5\u9519\u3002<\/p>\n<p>\u5982\u679c\u60f3\u8981\u5728\u5176\u5b83\u7c7b\u578b\u7684\u6a21\u62df\u5668\u4e0a\u8fd0\u884c\uff0c\u9700\u8981Application.mk\u6587\u4ef6\uff0c\u4e14\u8981\u91cd\u65b0\u7f16\u8bd1\u3002<\/p>\n<p>\u5982\u679c\u5fd8\u8bb0\u4e86.mk\u6587\u4ef6\u7684\u5199\u6cd5\uff0c\u53ef\u4ee5\u53c2\u8003ndk\u7684\u6587\u6863\uff1a<\/p>\n<p><img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/2020\/06\/%E5%9B%BE%E7%89%875.png\" alt=\"img\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3JNI%E5%BC%80%E5%8F%91HelloWorld%E7%9A%84%E7%AE%80%E5%8D%95%E5%86%99%E6%B3%95\"><\/span>3)<strong>JNI\u5f00\u53d1HelloWorld\u7684\u7b80\u5355\u5199\u6cd5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>(1)\u5148\u7ed9eclipse\u914d\u7f6e\u4e00\u4e9bndk\u73af\u5883 window-&gt;preference-&gt;Android-&gt;ndk-\u627e\u5230\u4f60\u81ea\u5df1ndk\u6240\u5728\u76ee\u5f55<\/p>\n<p>(2)\u5b9a\u4e49\u672c\u5730\u65b9\u6cd5<\/p>\n<p>(3)\u70b9\u51fb\u5de5\u7a0b\u53f3\u952e \u6dfb\u52a0\u672c\u5730\u652f\u6301 Android Tools-add native support,\u9700\u8981\u7ed9\u5e93\u6587\u4ef6\u53d6\u4e2a\u540d\u5b57\u3002<\/p>\n<p>(4)\u81ea\u52a8\u751f\u6210jni\u76ee\u5f55 \u81ea\u5e26Android.mk\u6587\u4ef6 \u548c\u4e00\u4e2a.cpp\u6587\u4ef6 \u9700\u8981\u4f60\u628acpp\u6539\u6210.c\u6587\u4ef6 Android.mk\u6587\u4ef6\u91cc\u9762\u7684LOCAL_SRC_FILES\u4e5f\u9700\u8981\u6539\u4e00\u4e0b<\/p>\n<p>(5)\u4f7f\u7528javah  \u751f\u6210jni\u6837\u5f0f\u5934\u6587\u4ef6<\/p>\n<p>(6)\u5728C\u4ee3\u7801\u4e2d\u5b9e\u73b0\u672c\u5730\u65b9\u6cd5 <\/p>\n<p>(7)\u4e00\u5b9a\u8981\u8bb0\u5f97\u7ed9\u4ed6\u4e00\u9524\u5b50 (\u7f16\u8bd1)<\/p>\n<p>(8)\u5728\u58f0\u660e\u672c\u5730\u65b9\u6cd5\u7684\u7c7b\u4e2d \u5728\u9759\u6001\u4ee3\u7801\u5757\u4e2d\u52a0\u8f7d\u5e93\u6587\u4ef6<\/p>\n<button class=\"simplefavorite-button\" data-postid=\"232\" data-siteid=\"1\" data-groupid=\"1\" data-favoritecount=\"0\" style=\"\">\u6536\u85cf <i class=\"sf-icon-star-empty\"><\/i><\/button>","protected":false},"excerpt":{"rendered":"<p>\u9664\u975e\u4f60\u63a5\u624b\u4e86\u8001\u53e4\u8463\uff0c\u5426\u5219\u73b0\u5728\u57fa\u672c\u627e\u4e0d\u5230\u7528eclipse\u8fd8\u6709jni\u7684\u9879\u76ee\u7684\u3002\u4f46\u662f\u4ee5\u524d\u8bb0\u5f55\u7684\u70b9\u6ef4\uff0c\u4e5f\u4e0d\u60f3 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[8],"tags":[],"_links":{"self":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/232"}],"collection":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=232"}],"version-history":[{"count":5,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/232\/revisions"}],"predecessor-version":[{"id":6794,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/232\/revisions\/6794"}],"wp:attachment":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=232"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=232"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=232"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}