\u4f86\u6e90\uff1ahttps:\/\/read01.com\/yO55Pg.html<\/p>\n
1.Glibc
\nglibc = GNU C Library
\n\u662fGNU\u9805\uff08GNU Project\uff09\u76ee\uff0c\u6240\u5be6\u73fe\u7684 C\u8a9e\u8a00\u6a19\u6e96\u5eab\uff08C standard library\uff09\u3002
\n\u76ee\u524d\uff0c\u5e38\u898b\u7684\u684c\u9762\u548c\u4f3a\u670d\u5668\u4e2d\u7684GNU\/Linux\u985e\u7684\u7cfb\u7d71\u4e2d\uff0c\u90fd\u662f\u7528\u7684\u9019\u5957C\u8a9e\u8a00\u6a19\u6e96\u5eab\u3002
\n\u5176\u5be6\u73fe\u4e86\u5e38\u898b\u7684C\u5eab\u7684\u51fd\u6578\uff0c\u652f\u6301\u5f88\u591a\u7a2e\u7cfb\u7d71\u5e73\u53f0\uff0c\u529f\u80fd\u5f88\u5168\uff0c\u4f46\u662f\u4e5f\u76f8\u5c0d\u6bd4\u8f03\u81c3\u816b\u548c\u9f90\u5927\u3002
\n2.uClibc
\n\u4e00\u500b\u5c0f\u578b\u7684C\u8a9e\u8a00\u6a19\u6e96\u5eab\uff0c\u4e3b\u8981\u7528\u65bc\u5d4c\u5165\u5f0f\u3002
\n\u5176\u6700\u958b\u59cb\u8a2d\u8a08\u7528\u65bcuClinux\uff08\u8a3b\uff1auClinux\u4e0d\u652f\u6301MMU\uff09\uff0c\u56e0\u6b64\u6bd4\u8f03\u9069\u7528\u65bc\u5fae\u8655\u7406\u5668\u4e2d\u3002
\n\u5c0d\u61c9\u7684\uff0c\u6b64\u8655\u7684u\u610f\u601d\u662f\u03bc\uff0cMicro\uff0c\u5fae\u5c0f\u7684\u610f\u601d\u3002<\/p>\n
uClibc\u7684\u7279\u9ede\uff1a
\n(1)uClibc\u6bd4glibc\u8981\u5c0f\u5f88\u591a\u3002
\n(2)uClibc\u662f\u7368\u7acb\u7684\uff0c\u70ba\u4e86\u61c9\u7528\u65bc\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u5b8c\u5168\u91cd\u65b0\u5be6\u73fe\u51fa\u4f86\u7684\u3002\u548cglibc\u5728\u6e90\u78bc\u7d50\u69cb\u548c\u4e8c\u9032\u4f4d\u4e0a\uff0c\u90fd\u4e0d\u517c\u5bb9\u3002<\/p>\n
3.EGLIBC
\nEGLIBC = Embedded GLIBC
\nEGLIBC\u662f\uff0c\uff08\u5f8c\u4f86\uff09glibc\u7684\u539f\u5275\u4f5c\u7d44\u7e54FSF\u6240\uff08\u65b0\uff09\u63a8\u51fa\u7684\uff0cglibc\u7684\u4e00\u7a2e\u8b8a\u9ad4\uff0c\u76ee\u7684\u5728\u65bc\u5c07glibc\u7528\u65bc\u5d4c\u5165\u5f0f\u7cfb\u7d71\u3002<\/p>\n
EGLIBC\u7684\u76ee\u6a19\u662f\uff1a
\n(1)\u4fdd\u6301\u6e90\u78bc\u548c\u4e8c\u9032\u4f4d\u7d1a\u5225\u7684\u517c\u5bb9\u65bcGlibc
\n\u539f\u59cb\u78bc\u67b6\u69cb\u548cABI\u5c64\u9762\u517c\u5bb9
\n\u5982\u679c\u771f\u6b63\u5be6\u73fe\u4e86\u9019\u500b\u76ee\u6a19\uff0c\u90a3\u610f\u5473\u8457\uff0c\u4f60\u4e4b\u524d\u7528glibc\u7de8\u8b6f\u7684\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u76f4\u63a5\u7528eglibc\u66ff\u63db\uff0c\u800c\u4e0d\u9700\u8981\u91cd\u65b0\u7de8\u8b6f\u3002
\n\u9019\u6a23\u5c31\u53ef\u4ee5\u5fa9\u7528\u4e4b\u524d\u7684\u5f88\u591a\u7684\u7a0b\u5e8f\u4e86\u3002
\n(2)\u964d\u4f4e(\u5167\u5b58)\u8cc7\u6e90\u5360\u7528\/\u6d88\u8017
\n(3)\u4f7f\u66f4\u591a\u7684\u6a21\u584a\u70ba\u53ef\u914d\u7f6e\u7684\uff08\u4ee5\u5be6\u73fe\u6309\u9700\u88c1\u526a\u4e0d\u9700\u8981\u7684\u6a21\u584a\uff09
\n(4)\u63d0\u9ad8\u5c0d\u65bc\u4ea4\u53c9\u7de8\u8b6f(cross-compilation)\u548c\u4ea4\u53c9\u6e2c\u8a66(cross-testing)\u7684\u652f\u6301
\nEglibc\u7684\u6700\u4e3b\u8981\u7279\u9ede\u5c31\u662f\u53ef\u914d\u7f6e\uff0c\u9019\u6a23\u5c0d\u65bc\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u4f60\u6240\u4e0d\u9700\u8981\u7684\u6a21\u584a\uff0c\u6bd4\u5982NIS\uff0clocale\u7b49\uff0c\u5c31\u53ef\u4ee5\u88c1\u526a\u6389\uff0c\u4e0d\u628a\u5176\u7de8\u8b6f\u5230\u5eab\u4e2d\uff0c\u4f7f\u5f97\u964d\u4f4e\u751f\u6210\u7684\u5eab\u7684\u5927\u5c0f\u4e86\u3002
\n\u66f4\u591a\u7279\u9ede\uff0c\u53ef\u4ee5\u53bb\u770b\uff1aEglibc\u7684\u7279\u9ede<\/p>\n
\u3010glibc, uClibc, Elibc\u7684\u6df5\u6e90\/\u6b77\u53f2\/\u5340\u5225\/\u806f\u7e6b\u3011
\n1. \u5beb\u7a0b\u5e8f\uff0c\u9700\u8981\u7528\u5230\u5f88\u591ac\u8a9e\u8a00\u7684\u5eab\u51fd\u6578\u3002\u6240\u6709\u7684\u5eab\u51fd\u6578\u52a0\u8d77\u4f86\uff0c\u5c31\u662f\u5c0d\u61c9\u7684C\u8a9e\u8a00\uff08\u6a19\u6e96\uff09\u51fd\u6578\u5eab\u3002
\n2. \u76ee\u524d\u5728\u666e\u901aGNU\/Linux\u7cfb\u7d71\u4e2d\u6240\u7528\u7684C\u8a9e\u8a00\u6a19\u6e96\u5eab\uff0c\u53eb\u505aglibc\u3002\u5176\u529f\u80fd\u5f88\u5168\uff0c\u51fd\u6578\u5f88\u591a\uff0c\u4f46\u662f\u4ee3\u78bc\u592a\u591a\uff0c\u7de8\u8b6f\u51fa\u4f86\u7684\u51fd\u6578\u5eab\u7684\u5927\u5c0f\u4e5f\u5f88\u5927\uff0c\u5373\u8cc7\u6e90\u5360\u7528\u4e5f\u5f88\u591a\u3002
\n3. \u800c\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u4e5f\u9700\u8981C\u8a9e\u8a00\u5beb\u4ee3\u78bc\u5be6\u73fe\u7279\u5b9a\u529f\u80fd\uff0c\u4e5f\u9700\u8981\u7528\u5230C\u8a9e\u8a00\u51fd\u6578\u5eab\uff0c\u4f46\u662f\u7531\u65bc\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u4e00\u822c\u8cc7\u6e90\u6bd4\u8f03\u6709\u9650\uff0c\u6240\u4ee5\u4e0d\u9069\u5408\u76f4\u63a5\u4f7f\u7528\uff08\u592a\u5360\u7528\u8cc7\u6e90\u7684\uff09gLibc\u3002
\n4. \u6240\u4ee5\u6709\u4eba\u5c31\u53c8\uff08\u6c92\u6709\u53c3\u8003glibc\uff0c\u800c\u662f\u5f9e\u982d\u958b\u59cb\uff0c\uff09\u91cd\u65b0\u5be6\u73fe\u4e86\u4e00\u500b\u7528\u65bc\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\u7684\uff0c\u4ee3\u78bc\u91cf\u4e0d\u662f\u5f88\u5927\u7684\uff0c\u8cc7\u6e90\u5360\u7528\u76f8\u5c0d\u8f03\u5c11\u7684\uff0cC\u8a9e\u8a00\u51fd\u6578\u5eab\uff0c\u53eb\u505auClibc\u3002\u4e26\u4e14\uff0cuClibc\u4e0d\u652f\u6301MMU\uff08\u5167\u5b58\u7ba1\u7406\u55ae\u5143\uff09\u3002
\n5. \u800c\u5f8c\u4f86\uff0cglibc\u7684\u958b\u767c\u8005\uff0c\u53c8\u63a8\u51fa\u500bEmbedded glibc\uff0c\u7c21\u7a31eglibc\uff0c\u5176\u4e3b\u8981\u76ee\u7684\u4e5f\u662f\u5c07glibc\u7528\u65bc\u5d4c\u5165\u5f0f\u9818\u57df\u3002<\/p>\n
\u76f8\u61c9\u6700\u5927\u7684\u6539\u52d5\u5c31\u5728\u65bc\uff0c\u628a\u66f4\u591a\u7684\u5eab\u51fd\u6578\uff0c\u6539\u70ba\u53ef\u914d\u7f6e\u7684\uff0c\u9019\u6a23\uff0c\u5982\u679c\u4f60\u7684\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\u4e0d\u9700\u8981\u67d0\u4e9b\u51fd\u6578\uff0c\u5c31\u53ef\u4ee5\u88c1\u526a\u6389\uff0c\u4e0d\u628a\u8a72\u51fd\u6578\u7de8\u8b6f\u5230\u4f60\u7684eglibc\u5eab\u4e2d\uff0c\u4f7f\u5f97\u6700\u7d42\u751f\u6210\u7684eglibc\u5eab\u7684\u5927\u5c0f\u8b8a\u5c0f\uff0c\u6700\u7d42\u7b26\u5408\u4f60\u7684\u5d4c\u5165\u5f0f\u7cfb\u7d71\u7684\u8981\u6c42\uff08\u4e0d\u80fd\u8d85\u904e\u4e00\u5b9a\u7684\u5927\u5c0f\uff09\uff0c\u9019\u6a23\uff0c\u5c31\u5be6\u73fe\u4e86\uff0c\u628aglibc\u5f15\u7528\u65bc\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\u7684\u76ee\u7684\u4e86\u3002<\/p>\n
\u53ef\u4ee5\u7c21\u55ae\u7684\u7406\u89e3\u70ba\uff1a
\nglibc\uff0cuClibc\uff0ceglibc\u90fd\u662fC\u8a9e\u8a00\u51fd\u6578\u5eab\uff1a
\n1. uClibc\u662f\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\u7528\u7684\uff0cglibc\u662f\u684c\u9762\u7cfb\u7d71\u7528\u7684
\n2. eglibc\u4e5f\u662f\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\u7528\u7684\uff0c\u662fglibc\u7684\u5d4c\u5165\u5f0f\u7248\u672c\uff0c\u548cglibc\u5728\u6e90\u78bc\u548c\u4e8c\u9032\u4f4d\u4e0a\u517c\u5bb9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4f86\u6e90\uff1ahttps:\/\/read01.com\/yO55Pg.html 1.Glibc glibc = GNU C […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-2173","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/learn-house.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/2173"}],"collection":[{"href":"https:\/\/learn-house.idv.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/learn-house.idv.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/learn-house.idv.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/learn-house.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2173"}],"version-history":[{"count":0,"href":"https:\/\/learn-house.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/2173\/revisions"}],"wp:attachment":[{"href":"https:\/\/learn-house.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/learn-house.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/learn-house.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}