{"id":98248,"date":"2020-10-28T02:42:23","date_gmt":"2020-10-28T00:42:23","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-standartnoj-si-biblioteki-picolibc-1-4-7"},"modified":"2020-11-18T00:58:42","modified_gmt":"2020-11-17T22:58:42","slug":"vypusk-standartnoj-si-biblioteki-picolibc-1-4-7","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/vypusk-standartnoj-si-biblioteki-picolibc-1-4-7","title":{"rendered":"PicoLibc 1.4.7 standardse C-raamatukogu v\u00e4ljaanne","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Keith Packard, aktiivne Debian'i arendaja, X.Org projekti juht ja paljude X-laienduste, sealhulgas XRender, XComposite ja XRandR looja, <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/picolibc\/picolibc\/releases\">avalikustas<\/a><\/noindex> v\u00e4ljaanne standardse C-teegi <noindex><a rel=\"nofollow\" href=\"https:\/\/keithp.com\/picolibc\/\">PicoLibc 1.4.7<\/a><\/noindex>, mida arendatakse rakendamiseks sisseehitatud seadmetes, millel on piiratud p\u00fcsiv\u00e4li ja juhtm\u00e4lule. Arendamise k\u00e4igus on osa koodist laenatud teegist <noindex><a rel=\"nofollow\" href=\"http:\/\/sourceware.org\/newlib\/\">newlib<\/a><\/noindex> projekti Cygwin'ist ja <noindex><a rel=\"nofollow\" href=\"https:\/\/www.nongnu.org\/avr-libc\/\">AVR Libc<\/a><\/noindex>, mis on arendatud Atmeli AVR mikrokontrolleritele. PicoLibci kood <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/keith-packard\/picolibc\">levitatakse<\/a><\/noindex> on BSD litsentsi all. Teegi toimetamine toetab arhitektuure ARM (32-bit), i386, RISC-V, x86_64 ja PowerPC.<\/p>\n<p>Alguses arenes projekt nime all &#171;newlib-nano&#187; ja oli suunatud Newlib m\u00f5ningate ressursimahukate funktsioonide \u00fcmber t\u00f6\u00f6tlemisele, mida oli keeruline kasutada v\u00e4ikese RAM-iga sisseehitatud seadmetes. N\u00e4iteks asendati stdio funktsioonid kompaktse versiooniga avrlibc raamatukogust. Kood puhastati ka kasutamata komponentidest, mis ei olnud BSD litsentsi all. Lisati lihtsustatud initsialiseerimise kood (crt0) ning kohalikke vooge rakendati &#8216;struct _reent&#8217; mehhanismilt TLS-ile.<noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Thread-local_storage\">thread-local storage<\/a><\/noindex>). Teegi koostamiseks kasutatakse Meson'i t\u00f6\u00f6riistu. <\/p>\n<p>Uues v\u00e4ljaandes:<\/p>\n<ul>\n<li class=\"l\"> Lisatud on v\u00f5imalus koostada kasutades <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50470\">matemaatiliselt verifitseeritud<\/a><\/noindex> kompilaatorit <noindex><a rel=\"nofollow\" href=\"http:\/\/compcert.inria.fr\/compcert-C.html\">CompCert<\/a><\/noindex>.\n<li class=\"l\"> Lisaks on lisatud tugi Clang'i kompilaatorile.\n<li class=\"l\"> Funktsiooni &#8216;gamma&#8217; k\u00e4itumine viidi vastavusse Glibci k\u00e4itumisega.\n<li class=\"l\"> nano-malloc rakenduses on tagatud tagastatava m\u00e4lu kohustuslik puhastamine.\n<li class=\"l\"> Parandatud on nano-realloci j\u00f5udlust, eriti vaba plokkide \u00fchendamise ja kuhja suurenemise operatsioonide korral.\n<li class=\"l\"> Lisatud on testikomplekt malloc'i t\u00f6\u00f6 \u00f5igsuse kontrollimiseks.\n<li class=\"l\"> Windows'i platvormi tugi on paranenud ja lisatud on v\u00f5imalus koostada kasutades mingw t\u00f6\u00f6riistu.\n<li class=\"l\"> ARM s\u00fcsteemides on, kui v\u00f5imalik, kaasatud riistvara TLS (Thread-Local Storage) register.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Allikas: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53962\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u0438\u0442 \u041f\u0430\u043a\u043a\u0430\u0440\u0434 (Keith Packard), \u0430\u043a\u0442\u0438\u0432\u043d\u044b\u0439 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a Debian, \u043b\u0438\u0434\u0435\u0440 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 X.Org \u0438 \u0441\u043e\u0437\u0434\u0430\u0442\u0435\u043b\u044c \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u0430 X-\u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0439, \u0432\u043a\u043b\u044e\u0447\u0430\u044f XRender, XComposite \u0438 XRandR, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0439 \u0421\u0438-\u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 PicoLibc 1.4.7, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u0434\u043b\u044f \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043d\u0430 \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445 \u0441 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u043d\u044b\u043c \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u043c \u043f\u043e\u0441\u0442\u043e\u044f\u043d\u043d\u043e\u0433\u043e \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0430 \u0438 \u043e\u043f\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438. \u041f\u0440\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0447\u0430\u0441\u0442\u044c \u043a\u043e\u0434\u0430 \u0437\u0430\u0438\u043c\u0441\u0442\u0432\u043e\u0432\u0430\u043d\u0430 \u0438\u0437 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 newlib \u043e\u0442 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u0421ygwin \u0438 AVR Libc, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0432\u0448\u0435\u0439\u0441\u044f \u0434\u043b\u044f [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-98248","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta 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