{"id":1545,"date":"2018-07-24T14:55:51","date_gmt":"2018-07-24T06:55:51","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=1545"},"modified":"2018-07-24T14:55:51","modified_gmt":"2018-07-24T06:55:51","slug":"%e5%bd%93%e5%8a%a8%e6%80%81%e9%93%be%e6%8e%a5%e6%97%b6%ef%bc%8c%e5%85%b1%e4%ba%ab%e5%ba%93%e4%b8%ad%e7%9a%84%e5%85%a8%e5%b1%80%e5%8f%98%e9%87%8f%e5%92%8c%e9%9d%99%e6%80%81%e5%8f%98%e9%87%8f%e4%bc%9a","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/1545","title":{"rendered":"\u5f53\u52a8\u6001\u94fe\u63a5\u65f6\uff0c\u5171\u4eab\u5e93\u4e2d\u7684\u5168\u5c40\u53d8\u91cf\u548c\u9759\u6001\u53d8\u91cf\u4f1a\u53d1\u751f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<div class=\"row\">\n<div class=\"col-xs-12\"><\/div>\n<\/div>\n<p>\u6211\u8bd5\u56fe\u7406\u89e3\u5f53\u5168\u5c40\u53d8\u91cf\u548c\u9759\u6001\u53d8\u91cf\u52a8\u6001\u94fe\u63a5\u5230\u5e94\u7528\u7a0b\u5e8f\u65f6\u4f1a\u53d1\u751f\u4ec0\u4e48\u3002<br \/>\n\u901a\u8fc7\u6a21\u5757\uff0c\u6211\u7684\u610f\u601d\u662f\u6bcf\u4e2a\u9879\u76ee\u5728\u4e00\u4e2a\u89e3\u51b3\u65b9\u6848\uff08\u6211\u7684\u5de5\u4f5c\u5f88\u591a\u4e0evisual studio\uff01\uff09\u3002\u8fd9\u4e9b\u6a21\u5757\u5185\u7f6e\u5728* .lib\u6216* .dll\u6216* .exe\u672c\u8eab\u4e2d\u3002<\/p>\n<p>\u6211\u7406\u89e3\u5e94\u7528\u7a0b\u5e8f\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u5305\u542b\u5168\u90e8\u548c\u6240\u6709<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li>\u5f53\u6570\u636e\u6bb5\u4e2d\u7684\u4e2a\u522b\u7ffb\u8bd1\u5355\u5143\uff08\u76ee\u6807\u6587\u4ef6\uff09\u6b64\u5e94\u7528\u7a0b\u5e8f\u4f7f\u7528\u5e26\u6709\u52a0\u8f7d\u65f6\u52a8\u6001\u94fe\u63a5\u7684\u6a21\u5757A\uff1f\u6211\u5047\u8bbeDLL\u6709\u4e00\u4e2a\u90e8\u5206\u4e3a\u5176\u5168\u5c40\u548c\u9759\u6001\u3002\u64cd\u4f5c\u7cfb\u7edf\u662f\u5426\u52a0\u8f7d\u5b83\u4eec\uff1f<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li>\u5f53\u5e94\u7528\u7a0b\u5e8f\u4f7f\u7528\u5177\u6709\u8fd0\u884c\u65f6\u52a8\u6001\u94fe\u63a5\u7684\u6a21\u5757B\u65f6\u4f1a\u53d1\u751f\u4ec0\u4e48\uff1f\n<p>\/ li&gt;<\/li>\n<li>\u5982\u679c\u6211\u7684\u5e94\u7528\u7a0b\u5e8f\u4e2d\u6709\u4e24\u4e2a\u6a21\u5757\u90fd\u4f7f\u7528A\u548cB\uff0c\u662f\u5982\u4e0b\u6240\u8ff0\u521b\u5efa\u7684A\u548cB\u7684\u5168\u5c40\u53d8\u91cf\u7684\u526f\u672c\uff08\u5982\u679c\u4ed6\u4eec\u662f\u4e0d\u540c\u7684\u8fdb\u7a0b\uff09\uff1f<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><b><br \/>\nb<\/b><\/p>\n<p>\uff08\u8bf7\u8bf4\u660e\u60a8\u7684\u539f\u56e0\uff09<b><\/b><\/p>\n<p>\u5f15\u7528<a href=\"http:\/\/www.it1352.com\/%E2%80%9Chttp:\/\/msdn.microsoft.com\/en-us\/library\/\">\u00a0MSDN\u00a0<\/a>\uff1a<b><\/b><\/p>\n<blockquote><p>\u5728DLL\u6e90\u4ee3\u7801\u6587\u4ef6\u4e2d\u58f0\u660e\u4e3a\u5168\u5c40\u7684\u53d8\u91cf\u88ab\u7f16\u8bd1\u5668\u548c\u94fe\u63a5\u5668\u89c6\u4e3a\u5168\u5c40\u53d8\u91cf\uff0c\u4f46\u6bcf\u4e2a\u52a0\u8f7d\u7ed9\u5b9aDLL\u7684\u8fdb\u7a0b\u90fd\u4f1a\u83b7\u5f97\u8be5DLL\u7684\u5168\u5c40\u53d8\u91cf\u7684\u526f\u672c\u3002\u9759\u6001\u53d8\u91cf\u7684\u8303\u56f4\u9650\u4e8e\u58f0\u660e\u9759\u6001\u53d8\u91cf\u7684\u5757\u3002\u56e0\u6b64\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6bcf\u4e2a\u8fdb\u7a0b\u90fd\u6709\u81ea\u5df1\u7684DLL\u5168\u5c40\u53d8\u91cf\u548c\u9759\u6001\u53d8\u91cf\u3002<\/p><\/blockquote>\n<p><b>\u00a0<\/b><\/p>\n<p>\u548c<a href=\"http:\/\/c2.com\/cgi\/wiki?GlobalVariablesAreBad%E2%80%9Crel\">\u6b64\u5904<\/a>\uff1a<b><\/b><\/p>\n<blockquote><p>\u94fe\u63a5\u6a21\u5757\uff0c\u53ef\u4ee5\u4e0d\u6e05\u695a\u4e0d\u540c\u7684\u5e93\u662f\u5426\u6709\u81ea\u5df1\u7684\u5168\u5c40\u53d8\u91cf\u5b9e\u4f8b\u6216\u8005\u662f\u5426\u5171\u4eab\u5168\u5c40\u53d8\u91cf\u3002<\/p><\/blockquote>\n<p>p&gt;<\/p>\n<div class=\"h2_lin\">\u89e3\u51b3\u65b9\u6848<\/div>\n<p>\u8fd9\u662fWindows\u548c\u7c7bUnix\u7cfb\u7edf\u4e4b\u95f4\u7684\u4e00\u4e2a\u975e\u5e38\u7740\u540d\u7684\u533a\u522b\u3002<b><\/b><\/p>\n<p>\u65e0\u8bba\u5982\u4f55\uff1a<b><\/b><\/p>\n<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li>\u6bcf\u4e2a<em>\u8fdb\u7a0b<\/em>\u90fd\u6709\u81ea\u5df1\u7684\u5730\u5740\u7a7a\u95f4\uff0c<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li><em>\u4e00\u4e2a\u5b9a\u4e49\u89c4\u5219<\/em>\uff08ODR\uff09\u4ecd\u7136\u9002\u7528\uff0c\u8fd9\u610f\u5473\u7740\u60a8\u53ef\u4ee5\u53ea\u6709\u94fe\u63a5\u65f6\u53ef\u89c1\u7684\u5168\u5c40\u53d8\u91cf\u7684\u4e00\u4e2a\u5b9a\u4e49\uff08\u9759\u6001\u6216\u52a8\u6001\u94fe\u63a5\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><b><br \/>\n<\/b><\/p>\n<p>\u5728\u6240\u6709\u60c5\u51b5\u4e0b\uff0c\u5168\u5c40\u53d8\u91cf\uff08\u6216\u51fd\u6570\uff09\u90fd\u662f static \u4ece\u6a21\u5757\u5916\u90e8\u4e0d\u53ef\u89c1\uff08dll \/ so\u6216\u53ef\u6267\u884c\uff09\u3002 C ++\u6807\u51c6\u8981\u6c42\u8fd9\u4e9b\u5177\u6709\u5185\u90e8\u94fe\u63a5\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u5728\u7ffb\u8bd1\u5355\u5143\uff08\u5b83\u53d8\u6210\u4e00\u4e2a\u76ee\u6807\u6587\u4ef6\uff09\u4e4b\u5916\u662f\u4e0d\u53ef\u89c1\u7684\u3002<b><\/b><\/p>\n<p>\u590d\u6742\u7684\u662f\u5f53\u4f60\u6709 extern \u5168\u5c40\u53d8\u91cf\u65f6\u3002<b><\/b><\/p>\n<p>\u5728Windows\uff08.exe\u548c.dll\uff09\u7684\u60c5\u51b5\u4e0b\uff0c extern \u5168\u5c40\u53d8\u91cf\u4e0d\u662f\u5bfc\u51fa\u7b26\u53f7\u7684\u4e00\u90e8\u5206\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u4e0d\u540c\u7684\u6a21\u5757\u4e0d\u77e5\u9053\u5728\u5176\u4ed6\u6a21\u5757\u4e2d\u5b9a\u4e49\u7684\u5168\u5c40\u53d8\u91cf\u3002\u8fd9\u610f\u5473\u7740\uff0c\u5982\u679c\u60a8\u5c1d\u8bd5\u521b\u5efa\u4e00\u4e2a\u5e94\u8be5\u4f7f\u7528\u5728DLL\u4e2d\u5b9a\u4e49\u7684 extern \u53d8\u91cf\u7684\u53ef\u6267\u884c\u6587\u4ef6\uff0c\u90a3\u4e48\u60a8\u5c06\u4f1a\u9047\u5230\u94fe\u63a5\u5668\u9519\u8bef\uff0c\u56e0\u4e3a\u8fd9\u662f\u4e0d\u5141\u8bb8\u7684\u3002\u60a8\u9700\u8981\u63d0\u4f9b\u4e00\u4e2a\u5177\u6709\u8be5extern\u53d8\u91cf\u5b9a\u4e49\u7684\u5bf9\u8c61\u6587\u4ef6\uff08\u6216\u9759\u6001\u5e93\uff09\uff0c\u5e76\u5c06\u5b83\u4e0e<em>\u53ef\u6267\u884c\u6587\u4ef6\u548cDLL\u9759\u6001\u94fe\u63a5\uff0c\u4ece\u800c\u4ea7\u751f\u4e24\u4e2a\u4e0d\u540c\u7684\u5168\u5c40\u53d8\u91cf\uff08\u4e00\u4e2a\u5c5e\u4e8e\u53ef\u6267\u884c\u6587\u4ef6\u548c\u4e00\u4e2a\u5c5e\u4e8eDLL\u7684\u6587\u4ef6\uff09\u3002<\/em><b><\/b><\/p>\n<p>\u8981\u5728Windows\u4e2d\u5b9e\u9645\u5bfc\u51fa\u5168\u5c40\u53d8\u91cf\uff0c\u5fc5\u987b\u4f7f\u7528\u7c7b\u4f3c\u4e8eexport \/ import\u8bed\u6cd5\u7684\u8bed\u6cd5\uff0c<\/p>\n<p><b><em>\u00a0<\/em><\/b><\/p>\n<pre>  #ifdef COMPILING_THE_DLL \r\n #define MY_DLL_EXPORT extern\u201cC\u201d__declspec\uff08dllexport\uff09\r\n #else \r\n #define MY_DLL_EXPORT extern\u201cC\u201d__declspec\uff08dllimport\uff09\r\n #endif \r\n \r\n MY_DLL_EXPORT int my_global; \r\n  <b><em>\r\n<\/em><\/b><\/pre>\n<p>\u5f53\u8fd9\u6837\u505a\u65f6\uff0c\u5168\u5c40\u53d8\u91cf\u88ab\u6dfb\u52a0\u5230\u5bfc\u51fa\u7b26\u53f7\u5217\u8868\uff0c\u6240\u6709\u5176\u4ed6\u51fd\u6570\u3002<\/p>\n<p><b><em>\u00a0<\/em><\/b><\/p>\n<p>\u5728\u7c7bUnix\u73af\u5883\uff08\u5982Linux\uff09\u7684\u60c5\u51b5\u4e0b\uff0c\u52a8\u6001\u5e93\u79f0\u4e3a\u201c\u5171\u4eab\u5bf9\u8c61\u201d\u6269\u5c55 .so export all extern \u5168\u5c40\u53d8\u91cf\uff08\u6216\u51fd\u6570\uff09\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u60a8\u4ece\u4efb\u4f55\u4f4d\u7f6e\u5230\u5171\u4eab\u5bf9\u8c61\u6587\u4ef6\u8fdb\u884c<em>\u52a0\u8f7d\u65f6<\/em>\u94fe\u63a5\uff0c\u90a3\u4e48\u5168\u5c40\u53d8\u91cf\u662f\u5171\u4eab\u7684\uff0c\u5373\u94fe\u63a5\u5728\u4e00\u8d77\u3002\u57fa\u672c\u4e0a\uff0c\u7c7bUnix\u7cfb\u7edf\u88ab\u8bbe\u8ba1\u6210\u4f7f\u5f97\u5b83\u4e0e\u9759\u6001\u6216\u52a8\u6001\u5e93\u94fe\u63a5\u4e4b\u95f4\u51e0\u4e4e\u6ca1\u6709\u533a\u522b\u3002\u540c\u6837\uff0cODR\u9002\u7528\u4e8e\u6240\u6709\u6a21\u5757\uff1a extern \u5168\u5c40\u53d8\u91cf\u5c06\u8de8\u6a21\u5757\u5171\u4eab\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u5e94\u8be5\u5728\u6240\u6709\u52a0\u8f7d\u7684\u6a21\u5757\u4e2d\u53ea\u6709\u4e00\u4e2a\u5b9a\u4e49\u3002<b><\/b><\/p>\n<p>\u6700\u540e\uff0c\u5728\u8fd9\u4e24\u79cd\u60c5\u51b5\u4e0b\uff0c\u5bf9\u4e8eWindows\u6216\u7c7bUnix\u7cfb\u7edf\uff0c\u60a8\u53ef\u4ee5\u5bf9\u52a8\u6001\u5e93\u8fdb\u884c<em>\u8fd0\u884c\u65f6<\/em>\u94fe\u63a5\uff0c\u5373\u4f7f\u7528 LoadLibrary\uff08\uff09 \/ GetProcAddress\uff08\uff09 \/ FreeLibrary\uff08\uff09 c $ c&gt; dlopen\uff08\uff09 \/ dlsym\uff08\uff09 \/ dlclose\uff08\uff09\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u60a8\u5fc5\u987b\u624b\u52a8\u83b7\u53d6\u6307\u5411\u60a8\u8981\u4f7f\u7528\u7684\u6bcf\u4e2a\u7b26\u53f7\u7684\u6307\u9488\uff0c\u5e76\u4e14\u5305\u62ec\u8981\u4f7f\u7528\u7684\u5168\u5c40\u53d8\u91cf\u3002\u5bf9\u4e8e\u5168\u5c40\u53d8\u91cf\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 GetProcAddress\uff08\uff09\u6216 dlsym\uff08\uff09\u5168\u5c40\u53d8\u91cf\u662f\u5bfc\u51fa\u7684\u7b26\u53f7\u5217\u8868\u7684\u4e00\u90e8\u5206\uff08\u6309\u7167\u524d\u9762\u6bb5\u843d\u7684\u89c4\u5219\uff09\u3002<b><\/b><\/p>\n<p>\u5f53\u7136\uff0c\u4f5c\u4e3a\u5fc5\u8981\u7684\u6700\u540e\u4e00\u70b9\u6ce8\u610f\uff1a<strong>\u00a0global\u5e94\u907f\u514d\u53d8\u91cf<\/strong>\u3002\u6211\u76f8\u4fe1\u4f60\u5f15\u7528\u7684\u6587\u672c\uff08\u5173\u4e8e\u4e8b\u60c5\u201c\u4e0d\u6e05\u695a\u201d\uff09\u5b8c\u5168\u662f\u6307\u6211\u521a\u521a\u89e3\u91ca\u7684\u5e73\u53f0\u7279\u5b9a\u7684\u5dee\u5f02\uff08\u52a8\u6001\u5e93\u6ca1\u6709\u771f\u6b63\u7531C ++\u6807\u51c6\u5b9a\u4e49\uff0c\u8fd9\u662f\u5e73\u53f0\u7279\u5b9a\u7684\u9886\u57df\uff0c\u610f\u5473\u7740\u662f\u4e0d\u592a\u53ef\u9760\/\u4fbf\u643a\uff09\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6211\u8bd5\u56fe\u7406\u89e3\u5f53\u5168\u5c40\u53d8\u91cf\u548c\u9759\u6001\u53d8\u91cf\u52a8\u6001\u94fe\u63a5\u5230<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[118],"class_list":["post-1545","post","type-post","status-publish","format-standard","hentry","tag-02-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1545","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=1545"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1545\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=1545"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=1545"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=1545"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}