{"id":121771,"date":"2025-02-08T09:46:00","date_gmt":"2025-02-08T07:46:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-standartnoj-si-biblioteki-picolibc-1-8-9"},"modified":"2025-02-08T09:46:00","modified_gmt":"2025-02-08T07:46:00","slug":"vypusk-standartnoj-si-biblioteki-picolibc-1-8-9","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/vypusk-standartnoj-si-biblioteki-picolibc-1-8-9","title":{"rendered":"Lansarea bibliotecii standard C PicoLibc 1.8.9","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A fost lansat\u0103 versiunea 1.8.9 a bibliotecii standard C PicoLibc, dezvoltat\u0103 de Keith Packard (liderul proiectului X.Org) pentru utilizarea pe dispozitive \u00eencorporate cu spa\u021biu de stocare \u0219i memorie RAM limitate. \u00cen dezvoltare, o parte din cod a fost preluat\u0103 din biblioteca newlib a proiectului Cygwin \u0219i AVR Libc, dezvoltat\u0103 pentru microcontrolerele Atmel AVR. Codul PicoLibc este distribuit sub licen\u021ba BSD. Este sus\u021binut\u0103 compilarea bibliotecii pentru arhitecturi ARM (32-bit), Aarch64, i386, RISC-V, x86_64, m68k, PowerPC, LatticMico32, LoongArch \u0219i OpenRisc.     <\/p>\n<p>Ini\u021bial, proiectul a fost dezvoltat sub numele \u201enewlib-nano\u201d \u0219i a avut ca scop refacerea unor func\u021bii consumatoare de resurse din Newlib, care erau problematice pentru utilizarea pe dispozitive \u00eencorporate cu RAM redus. De exemplu, \u00een PicoLibc, func\u021biile stdio au fost \u00eenlocuite cu o variant\u0103 compact\u0103 din biblioteca avrlibc. Codul a fost, de asemenea, cur\u0103\u021bat de componentele neutilizate \u00een construcerea pentru dispozitive \u00eencorporate, furnizate nu sub licen\u021ba BSD. A fost ad\u0103ugat\u0103 o variant\u0103 simplificat\u0103 a codului de ini\u021bializare (crt0), iar implementarea apelurilor a fost transformat\u0103 din \u201estruct _reent\u201d \u00een mecanism TLS (thread-local storage). Instrumentul Meson a fost folosit pentru construc\u021bie.     <\/p>\n<p>\u00cen noua versiune:  <\/p>\n<ul>\n<li class=\"l\"> A fost ad\u0103ugat suport pentru arhitecturile LoongArch, OpenRISC \u0219i LatticMico32.\n<li class=\"l\"> A fost propus\u0103 implementarea fi\u0219ierului de antet uchar.h, care a ap\u0103rut \u00een standardul C11.\n<li class=\"l\"> A fost ad\u0103ugat\u0103 op\u021biunea nano-malloc-clear-freed pentru cur\u0103\u021barea memoriei eliberate dup\u0103 execu\u021bia func\u021biilor free() sau realloc().\n<li class=\"l\"> A fost implementat\u0103 capacitatea de utilizare a clang multilib pe sistemele ARM64.\n<li class=\"l\"> S-a realizat trecerea la noul instrumentar picolibc-ci-tools pentru compilarea automat\u0103 \u00een sistemele de integrare continu\u0103.\n<li class=\"l\"> Pentru arhitectura MIPS este implementat suportul pentru tehnologia \u201esemihosting\u201d, permi\u021b\u00e2nd codului care ruleaz\u0103 \u00een medii de depanare sau emulare s\u0103 utilizeze mecanismele de intrare\/ie\u0219ire ale sistemului gazd\u0103.\n<li class=\"l\"> Pentru procesoarele Xtensa, a fost ad\u0103ugat suportul pentru picocrt \u0219i semihost.\n<li class=\"l\"> Au fost ad\u0103ugate set\u0103ri pentru utilizarea cu CoreBoot.\n<li class=\"l\"> A fost ad\u0103ugat\u0103 func\u021bia memset_explicit(), ap\u0103rut\u0103 \u00een standardul C23.\n<li class=\"l\"> Tabelele de conversie a registrului caracterelor au fost actualizate la specifica\u021bia Unicode 15.1.0.\n<li class=\"l\"> Func\u021biile asnprintf() \u0219i vasnprintf() au fost mutate din biblioteca newlib.\n<li class=\"l\"> A fost ad\u0103ugat suport pentru emulatorul FVP (Fixed Virtual Platforms), dezvoltat de ARM.\n<li class=\"l\"> A fost ad\u0103ugat suport pentru versiunile vechi ale compilatorului GCC (sub 4.4).\n<li class=\"l\"> Implement\u0103rile iconv \u0219i locale au fost \u00eenlocuite cu variante mai compacte, care utilizeaz\u0103 cod comun pentru lucru cu codific\u0103rile.          <\/ul>\n<p>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62690\">opennet.ro<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0439 \u0421\u0438-\u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 PicoLibc 1.8.9, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u041a\u0438\u0442\u043e\u043c \u041f\u0430\u043a\u043a\u0430\u0440\u0434\u043e\u043c (Keith Packard, \u043b\u0438\u0434\u0435\u0440 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 X.Org) \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 \u043c\u0438\u043a\u0440\u043e\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u043e\u0432 Atmel AVR. \u041a\u043e\u0434 PicoLibc \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 BSD. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0441\u0431\u043e\u0440\u043a\u0430 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-121771","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 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