{"id":3172,"date":"2011-07-28T16:21:18","date_gmt":"2011-07-28T08:21:18","guid":{"rendered":"http:\/\/edsionte.com\/techblog\/?p=3172"},"modified":"2011-08-04T16:35:29","modified_gmt":"2011-08-04T08:35:29","slug":"%e4%bd%bf%e7%94%a8gcc%e5%90%8c%e6%97%b6%e7%bc%96%e8%af%91%e5%a4%9a%e4%b8%aa%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"http:\/\/edsionte.com\/techblog\/archives\/3172","title":{"rendered":"\u4f7f\u7528gcc\u540c\u65f6\u7f16\u8bd1\u591a\u4e2a\u6587\u4ef6"},"content":{"rendered":"

\u5e73\u65f6\u5728\u5199C\u7a0b\u5e8f\u7684\u65f6\u5019\u90fd\u662f\u5c06\u6240\u6709\u4ee3\u7801\u5168\u90e8\u5199\u5165\u4e00\u4e2a.c\u6587\u4ef6\u4e2d\uff0c\u8fd9\u6837\u5199\u5bf9\u5c0f\u7a0b\u5e8f\u6765\u8bf4\u662f\u9002\u5408\u7684\u3002\u4f46\u662f\u5bf9\u4e8e\u6bd4\u8f83\u5927\u7684\u9879\u76ee\uff0c\u5c06\u6240\u6709\u4ee3\u7801\u5199\u5728\u4e00\u4e2a\u6587\u4ef6\u4e0d\u5229\u4e8e\u4ee3\u7801\u7684\u7ef4\u62a4\u3002<\/p>\n

\u6700\u8fd1\u7531\u4e8e\u9879\u76ee\u9700\u6c42\uff0c\u5c06\u4e00\u4e2a\u670d\u52a1\u5668\u7a0b\u5e8f\u6309\u7167\u529f\u80fd\u6574\u7406\u6210\u4e86\u51e0\u4e2a.c\u6587\u4ef6\u548c.h\u6587\u4ef6\u3002\u8be5\u670d\u52a1\u5668\u7a0b\u5e8f\u5305\u542b\u4ee5\u4e0b\u6587\u4ef6\uff1a<\/p>\n

.\r\n|-- config_system.c\r\n|-- generic_function.c\r\n|-- log_system.c\r\n|-- server.c\r\n`-- server.h<\/pre>\n
\u4ee3\u7801\u6574\u7406\u5b8c\u6bd5\u4e4b\u540e\uff0c\u5f00\u59cb\u5bf9\u6e90\u6587\u4ef6\u8fdb\u884c\u91cd\u65b0\u7f16\u8bd1\u3002\u5728\u7f16\u8bd1\u7684\u8fc7\u7a0b\u4e2d\u9047\u5230\u4e86\u4e00\u4e9b\u95ee\u9898\uff0c\u73b0\u5728\u603b\u7ed3\u5982\u4e0b\u3002<\/p>\n
1. \u81ea\u5b9a\u4e49\u5934\u6587\u4ef6\u7684\u4f7f\u7528<\/strong><\/p>\n
server.h\u6587\u4ef6\u5305\u542b\u670d\u52a1\u5668\u7a0b\u5e8f\u4e2d\u6240\u6709\u81ea\u5b9a\u4e49\u51fd\u6570\u539f\u578b\u7684\u58f0\u660e\u548c\u4e00\u4e9b\u5e38\u91cf\u5b9a\u4e49\uff0c\u5c06\u8be5\u81ea\u5b9a\u4e49\u51fd\u6570\u653e\u5728\u5f53\u524d\u7a0b\u5e8f\u7684\u76ee\u5f55\u4e0b\u5373\u53ef\u3002\u81ea\u5b9a\u4e49\u5934\u6587\u4ef6\u7684\u4f7f\u7528\u65b9\u6cd5\u5c31\u548c\u666e\u901a\u5934\u6587\u4ef6\u7684\u4f7f\u7528\u65b9\u6cd5\u4e00\u6837\uff0c\u52a0\u5728\u7a0b\u5e8f\u6700\u5f00\u59cb\u7684\u4f4d\u7f6e\u5373\u53ef\uff0c\u4e0d\u8fc7\u8981\u5c06\u5305\u542b\u5934\u6587\u4ef6\u7684\u5c16\u62ec\u53f7<>\u6539\u6210\u53cc\u5f15\u53f7\u201c \u201d\u3002<\/p>\n
\u901a\u8fc7\u8fd9\u4e2a\u5b9e\u8df5\uff0c\u4e5f\u53ef\u4ee5\u66f4\u597d\u7684\u7406\u89e3\u5305\u542b\u5934\u6587\u4ef6\u7684\u4e24\u79cd\u65b9\u6cd5\u3002\u5bf9\u4e8e\u5c16\u62ec\u53f7\u5305\u542b\u7684\u5934\u6587\u4ef6\uff0cgcc\u5728\u7cfb\u7edf\u9ed8\u8ba4\u7684\u76ee\u5f55\u4e2d\uff08\/usr\/include\uff09\u67e5\u627e\u76f8\u5e94\u7684\u5934\u6587\u4ef6\uff1b\u5bf9\u4e8e\u53cc\u5f15\u53f7\u5305\u542b\u7684\u5934\u6587\u4ef6\uff0c\u7f16\u8bd1\u5668\u9996\u5148\u4f1a\u5728\u5f53\u524d\u76ee\u5f55\u4e0b\u6216\u6307\u5b9a\u7684\u76ee\u5f55\u4e0b\uff08\u5982\u679c\u6709\u6307\u5b9a\uff09\u53bb\u67e5\u627e\u5934\u6587\u4ef6\uff0c\u5982\u679c\u5f53\u524d\u76ee\u5f55\u4e0b\u6ca1\u6709\u8be5\u5934\u6587\u4ef6\u5219\u53bb\u9ed8\u8ba4\u7684\u5934\u6587\u4ef6\u76ee\u5f55\u4e0b\u67e5\u627e\u3002<\/p>\n
\u521a\u624d\u6211\u4eec\u63d0\u5230\u4e86\u5934\u6587\u4ef6\u7684\u6307\u5b9a\u76ee\u5f55\uff0c\u5728\u5927\u578b\u9879\u76ee\u4e2d\uff0c\u5934\u6587\u4ef6\u53ef\u80fd\u4f1a\u66f4\u591a\uff0c\u5f80\u5f80\u5c06\u5934\u6587\u4ef6\u5355\u72ec\u653e\u5728\u4e00\u4e2a\u76ee\u5f55\u5f53\u4e2d\uff0c\u6b64\u65f6\u5e94\u8be5\u4f7f\u7528-Idirname\u9009\u9879\u6765\u544a\u8bc9\u7f16\u8bd1\u5668\u5230\u6307\u5b9a\u7684\u76ee\u5f55dirname\u4e2d\u53bb\u67e5\u627e\u5934\u6587\u4ef6\u3002\u6bd4\u5982\u6211\u4eec\u5c06server.h\u653e\u5728head\u76ee\u5f55\u4e2d\u518d\u8fdb\u884c\u7f16\u8bd1\uff1a<\/p>\n
gcc -Ihead config_system.c server.c log_system.c generic_function.c -o server<\/pre>\n
\u9009\u9879I\u4ee3\u8868include\uff0c\u8be5\u9009\u9879\u7684\u4f5c\u7528\u9636\u6bb5\u662f\u9884\u5904\u7406\u9636\u6bb5\u3002<\/p>\n
2. \u591a\u4e2a\u6e90\u6587\u4ef6\u7684\u7f16\u8bd1<\/strong><\/p>\n
\u6211\u4eec\u53ef\u4ee5\u5148\u5c06\u6bcf\u4e2a\u6e90\u6587\u4ef6\u7f16\u8bd1\u6210\u76ee\u6807\u6587\u4ef6\uff0c\u6700\u540e\u518d\u751f\u6210\u4e00\u4e2a\u53ef\u6267\u884c\u6587\u4ef6\u3002\u6bd4\u5982\uff1a<\/p>\n
edsionte@edsionte-desktop:~\/server$ gcc -c server.c\r\nedsionte@edsionte-desktop:~\/server$ gcc -c config_system.c\r\nedsionte@edsionte-desktop:~\/server$ gcc -c log_system.c\r\nedsionte@edsionte-desktop:~\/server$ gcc -c generic_function.c\r\nedsionte@edsionte-desktop:~\/server$ gcc server.o config_system.o log_system.o generic_function.o -o server<\/pre>\n
\u4e5f\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528 \u4e00\u6761\u547d\u4ee4\uff1a<\/p>\n
edsionte@edsionte-desktop:~\/server$ gcc server.c generic_function.c log_system.c config_system.c -o server<\/pre>\n
\u4e0d\u7ba1\u662f\u90a3\u79cd\u65b9\u6cd5\u90fd\u53ef\u4ee5\u7f16\u8bd1\u6e90\u6587\u4ef6\uff0c\u6700\u540e\u8fde\u63a5\u6210\u53ef\u6267\u884c\u6587\u4ef6\u3002\u5728\u7b2c\u4e00\u79cd\u65b9\u6cd5\u4e2d\uff0c\u5355\u72ec\u4f7f\u7528-c\u9009\u9879\u53ea\u662f\u7f16\u8bd1\u6e90\u6587\u4ef6\uff0c\u5e76\u4e0d\u6d89\u53ca\u94fe\u63a5\u7684\u8fc7\u7a0b\uff0c\u56e0\u6b64\u6e90\u6587\u4ef6\u662f\u5426\u5305\u542bmain\u51fd\u6570\u6211\u4eec\u5e76\u4e0d\u5173\u5fc3\u3002\u7b2c\u4e8c\u79cd\u65b9\u6cd5\u662f\u5c06\u7f16\u8bd1\u94fe\u63a5\u901a\u8fc7\u4e00\u6761\u547d\u4ee4\u6765\u5b8c\u6210\u3002<\/p>\n
\u5176\u5b9e\u5728\u4f7f\u7528gcc\u7f16\u8bd1\u7a0b\u5e8f\u65f6\uff0c\u6574\u4e2a\u7f16\u8bd1\u8fc7\u7a0b\u5206\u4e3a\u9884\u7f16\u8bd1\u3001\u7f16\u8bd1\u3001\u6c47\u7f16\u548c\u94fe\u63a5\u56db\u4e2a\u6b65\u9aa4\u3002\u4e0a\u8ff0\u4e24\u79cd\u65b9\u6cd5\u90fd\u81ea\u52a8\u5b8c\u6210\u4e86\u524d\u4e24\u4e2a\u6b65\u9aa4\u3002<\/p>\n
3. extern\u7684\u4f7f\u7528<\/strong><\/p>\n
\u6309\u7167\u4e0a\u9762\u7684\u547d\u4ee4\u8fdb\u884c\u7f16\u8bd1\u7a0b\u5e8f\uff0c\u51fa\u73b0\u4e86\u4e0b\u9762\u7684\u9519\u8bef\u63d0\u793a\uff1a<\/p>\n
config_system.c:80: error: \u2018config_filename\u2019 undeclared (first use in this function)<\/pre>\n
\u8fd9\u6761\u9519\u8bef\u662f\u5728\u8bf4\u660econfig_filename\u8fd9\u4e2a\u53d8\u91cf\u672a\u58f0\u660e\u3002config_filename\u4f5c\u4e3a\u4e00\u4e2a\u5168\u5c40\u53d8\u91cf\u5728generic_function.c\u6587\u4ef6\u4e2d\u5df2\u7ecf\u58f0\u660e\u5e76\u5b9a\u4e49\u8fc7\uff0c\u90a3\u4e48\u5982\u4f55\u8ba9\u7f16\u8bd1\u5668\u77e5\u9053\u8be5\u53d8\u91cf\u5df2\u7ecf\u5b9a\u4e49\u8fc7\u5e76\u4e14\u53ef\u4ee5\u5728config_system.c\u6587\u4ef6\u4e2d\u4f7f\u7528\uff1f\u6b64\u65f6extern\u5173\u952e\u5b57\u5c31\u6d3e\u4e0a\u4e86\u7528\u573a\u3002<\/p>\n
extern\u7684\u4f5c\u7528\u662f\u58f0\u660e\u4e00\u4e2a\u53d8\u91cf\uff0c\u5b83\u7684\u4f5c\u7528\u4ec5\u4ec5\u662f\u58f0\u660e\uff0c\u800c\u4e0d\u662f\u50cf\u5b9a\u4e49\u8be5\u53d8\u91cf\u65f6\u90a3\u6837\u4e3a\u5176\u5206\u914d\u5185\u5b58\u7a7a\u95f4\u3002\u4e00\u4e2a\u53d8\u91cf\u5728\u6574\u4e2a\u7a0b\u5e8f\u4e2d\u53ea\u80fd\u5b9a\u4e49\u4e00\u6b21\uff0c\u4f46\u662f\u5374\u53ef\u4ee5\u58f0\u660e\u591a\u6b21\u3002<\/p>\n
4. \u4f7f\u7528\u811a\u672c\u7f16\u8bd1\u5e76\u8fd0\u884c\u670d\u52a1\u5668\u7a0b\u5e8f<\/p>\n
\u7531\u4e8e\u5c06\u4ee3\u7801\u6309\u7167\u529f\u80fd\u5206\u79bb\u540e\uff0c\u6bcf\u6b21\u7f16\u8bd1\u90fd\u9700\u8981\u5f88\u957f\u4e00\u4e32\u7684\u547d\u4ee4\uff0c\u56e0\u6b64\u5199\u4e2a\u811a\u672c\u5c31\u663e\u5f97\u5f88\u6709\u5fc5\u8981\u4e86\u3002\u4e0b\u9762\u7684\u811a\u672c\u5148\u5c06\u539f\u6709\u7684\u53ef\u6267\u884c\u6587\u4ef6\uff08\u5982\u679c\u5b58\u5728\u7684\u8bdd\uff09\u5220\u9664\uff0c\u518d\u7f16\u8bd1\u7a0b\u5e8f\uff0c\u6700\u540e\u8fd0\u884c\u53ef\u6267\u884c\u6587\u4ef6\u3002<\/p>\n
#!\/bin\/bash\r\ntest server && rm server\r\ngcc server.c config_system.c log_system.c generic_function.c -o server\r\necho \"compliing success!\"\r\necho \"sever is running..\"\r\n.\/server<\/pre>\n
\u901a\u8fc7\u8fd9\u6b21\u201c\u5206\u79bb\u201d\u4ee3\u7801\u7684\u5b9e\u8df5\uff0c\u7ed9\u6211\u6700\u5927\u7684\u611f\u53d7\u5c31\u662f\u5e73\u65f6\u770b\u4f3c\u61c2\u7684\u6982\u5ff5\u53ea\u6709\u5230\u771f\u6b63\u4f7f\u7528\u7684\u65f6\u5019\u624d\u771f\u7684\u5f00\u59cb\u7406\u89e3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5e73\u65f6\u5728\u5199C\u7a0b\u5e8f\u7684\u65f6\u5019\u90fd\u662f\u5c06\u6240\u6709\u4ee3\u7801\u5168\u90e8\u5199\u5165\u4e00\u4e2a.c\u6587\u4ef6\u4e2d\uff0c\u8fd9\u6837\u5199\u5bf9\u5c0f\u7a0b\u5e8f\u6765\u8bf4\u662f\u9002\u5408\u7684\u3002\u4f46\u662f\u5bf9\u4e8e\u6bd4\u8f83\u5927\u7684\u9879\u76ee\uff0c\u5c06 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,205],"tags":[237,195],"class_list":["post-3172","post","type-post","status-publish","format-standard","hentry","category-linuxc","category-205","tag-237","tag-195"],"views":11185,"_links":{"self":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/posts\/3172","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/comments?post=3172"}],"version-history":[{"count":0,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/posts\/3172\/revisions"}],"wp:attachment":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/media?parent=3172"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/categories?post=3172"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/tags?post=3172"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}