{"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\/nl\/blog\/news\/vypusk-standartnoj-si-biblioteki-picolibc-1-8-9","title":{"rendered":"Uitgave van de standaard C-bibliotheek PicoLibc 1.8.9","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>De release van de standaard C-bibliotheek PicoLibc 1.8.9 is gepubliceerd, ontwikkeld door Keith Packard (de leider van het X.Org-project) voor toepassing op embedded apparaten met beperkte permanente opslagcapaciteit en RAM. Bij de ontwikkeling is een deel van de code overgenomen uit de newlib-bibliotheek van het Cygwin-project en AVR Libc, die voor Atmel AVR microcontrollers werd ontwikkeld. De code van PicoLibc is beschikbaar onder de BSD-licentie. Er wordt ondersteuning geboden voor de bouw van de bibliotheek voor de architecturen ARM (32-bit), Aarch64, i386, RISC-V, x86_64, m68k, PowerPC, LatticMico32, LoongArch en OpenRisc.     <\/p>\n<p>Het project begon oorspronkelijk onder de naam &#171;newlib-nano&#187; en was gericht op het herontwerpen van enkele resource-intensievere functies van Newlib, die problematisch waren in gebruik op embedded apparaten met beperkte RAM. Bijvoorbeeld, in PicoLibc zijn de stdio-functies vervangen door een compacte variant uit de avrlibc-bibliotheek. De code is ook ontdaan van niet-gebruikte componenten in de build voor embedded apparaten, die niet onder de BSD-licentie vallen. Een vereenvoudigde versie van de initialisatiecode (crt0) is toegevoegd, en de implementatie van aanroepen is overgeschakeld van &#8216;struct _reent&#8217; naar een TLS-mechanisme (thread-local storage). De build maakt gebruik van de Meson-tooling.     <\/p>\n<p>In de nieuwe release:  <\/p>\n<ul>\n<li class=\"l\"> Ondersteuning voor de architecturen LoongArch, OpenRISC en LatticMico32 is toegevoegd.\n<li class=\"l\"> Er is een implementatie van de headerfile uchar.h aangeboden, die is verschenen in de C11-standaard.\n<li class=\"l\"> De nano-malloc-clear-freed-instelling is toegevoegd voor het vrijmaken van geheugen dat is vrijgegeven na het uitvoeren van free() of realloc().\n<li class=\"l\"> De mogelijkheid om clang multilib te gebruiken op ARM64-systemen is gerealiseerd.\n<li class=\"l\"> De overgang naar de nieuwe toolkit picolibc-ci-tools voor automatische bouw in continue integratiesystemen is uitgevoerd.\n<li class=\"l\"> Voor de MIPS-architectuur is ondersteuning voor de technologie &#171;semihosting&#187; ge\u00efmplementeerd, waardoor code die wordt uitgevoerd in een debugger- of emulatoromgeving gebruik kan maken van de invoer-\/uitvoermethoden van het host-systeem.\n<li class=\"l\"> Voor Xtensa-processors is ondersteuning voor picocrt en semihost toegevoegd.\n<li class=\"l\"> Instellingen voor gebruik met CoreBoot zijn toegevoegd.\n<li class=\"l\"> De functie memset_explicit(), die is verschenen in de C23-standaard, is toegevoegd.\n<li class=\"l\"> De conversietabellen voor karakterregisters zijn bijgewerkt naar specificatie Unicode 15.1.0.\n<li class=\"l\"> De functies asnprintf() en vasnprintf() zijn overgebracht uit de newlib-bibliotheek.\n<li class=\"l\"> Ondersteuning voor de FVP (Fixed Virtual Platforms) emulator, ontwikkeld door ARM, is toegevoegd.\n<li class=\"l\"> Ondersteuning voor oudere versies van de GCC-compiler (oudere dan 4.4) is toegevoegd.\n<li class=\"l\"> De implementaties van iconv en locale zijn vervangen door compactere varianten die gebruikmaken van gedeelde code voor het werken met coderingen.          <\/ul>\n<p>Bron: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62690\">opennet.ru<\/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 5.0.3 - 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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