{"id":105022,"date":"2022-09-05T09:36:46","date_gmt":"2022-09-05T07:36:46","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/novaya-versiya-interpretatora-gnu-awk-5-2"},"modified":"2022-09-05T09:36:46","modified_gmt":"2022-09-05T07:36:46","slug":"novaya-versiya-interpretatora-gnu-awk-5-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/novaya-versiya-interpretatora-gnu-awk-5-2","title":{"rendered":"\u00daj verzi\u00f3 a GNU Awk 5.2 \u00e9rtelmez\u0151b\u0151l","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Bemutat\u00e1sra ker\u00fclt az AWK programoz\u00e1si nyelv GNU projektb\u0151l sz\u00e1rmaz\u00f3 leg\u00fajabb kiad\u00e1sa - Gawk 5.2.0. Az AWK-ot az 1970-es \u00e9vekben fejlesztett\u00e9k ki, \u00e9s a 80-as \u00e9vek k\u00f6zep\u00e9t\u0151l nem t\u00f6rt\u00e9nt benne jelent\u0151s v\u00e1ltoz\u00e1s, ami lehet\u0151v\u00e9 tette a nyelv alapvet\u0151 szerkezet\u00e9nek meg\u0151rz\u00e9s\u00e9t az ut\u00f3bbi \u00e9vtizedek sor\u00e1n, \u00edgy megtartva a nyelv eredeti stabilit\u00e1s\u00e1t \u00e9s egyszer\u0171s\u00e9g\u00e9t. A nagy kora ellen\u00e9re az AWKot m\u00e9g mindig akt\u00edvan haszn\u00e1lj\u00e1k az adminisztr\u00e1torok k\u00fcl\u00f6nf\u00e9le sz\u00f6veges f\u00e1jlok elemz\u00e9si \u00e9s egyszer\u0171 statisztikai adatok gener\u00e1l\u00e1s\u00e1hoz kapcsol\u00f3d\u00f3 rutin feladatok elv\u00e9gz\u00e9s\u00e9re.      <\/p>\n<p>Kulcsfontoss\u00e1g\u00fa v\u00e1ltoz\u00e1sok:  <\/p>\n<ul>\n<li class=\"l\"> K\u00eds\u00e9rleti t\u00e1mogat\u00e1s ker\u00fclt bevezet\u00e9sre a pma (persistent malloc) mem\u00f3ria menedzserhez, amely lehet\u0151v\u00e9 teszi a v\u00e1ltoz\u00f3k, t\u00f6mb\u00f6k \u00e9s felhaszn\u00e1l\u00f3i funkci\u00f3k \u00e9rt\u00e9keinek meg\u0151rz\u00e9s\u00e9t az awk k\u00fcl\u00f6nb\u00f6z\u0151 fut\u00e1sai k\u00f6z\u00f6tt.\n<li class=\"l\"> A nagy pontoss\u00e1g\u00fa aritmetika t\u00e1mogat\u00e1sa, amelyet az MPFR k\u00f6nyvt\u00e1r seg\u00edts\u00e9g\u00e9vel val\u00f3s\u00edtanak meg, ki lett vonva a GNU Awk fel\u00fcgyelete al\u00f3l, \u00e9s \u00e1t lett adva egy k\u00fcls\u0151 lelkesed\u0151nek. Megjegyzend\u0151, hogy az MPFR \u00fczemm\u00f3d GNU Awk-ban val\u00f3 megval\u00f3s\u00edt\u00e1sa hib\u00e1nak tekinthet\u0151. Amennyiben a fel\u00fcgyelet m\u00f3dosul, ezt a funkci\u00f3t teljesen el k\u00edv\u00e1nj\u00e1k t\u00e1vol\u00edtani a GNU Awk-b\u00f3l.\n<li class=\"l\"> A build infrastrukt\u00fara elemei friss\u00edtve lettek: Libtool 2.4.7 \u00e9s Bison 3.8.2.\n<li class=\"l\"> Megv\u00e1ltozott a sz\u00e1mok \u00f6sszehasonl\u00edt\u00e1s\u00e1nak logik\u00e1ja, amely mostant\u00f3l a C nyelvben alkalmazott logik\u00e1hoz igazodik. A felhaszn\u00e1l\u00f3k sz\u00e1m\u00e1ra a v\u00e1ltoz\u00e1s els\u0151sorban az Infinity \u00e9s NaN \u00e9rt\u00e9kek szokv\u00e1nyos sz\u00e1mokkal val\u00f3 \u00f6sszehasonl\u00edt\u00e1s\u00e1t \u00e9rinti.\n<li class=\"l\"> Lehet\u0151v\u00e9 v\u00e1lt az FNV1-A hash-f\u00fcggv\u00e9ny haszn\u00e1lata asszociat\u00edv t\u00f6mb\u00f6kben, amely bekapcsolhat\u00f3 az AWK_HASH k\u00f6rnyezeti v\u00e1ltoz\u00f3 'fnv1a' \u00e9rt\u00e9kre \u00e1ll\u00edt\u00e1s\u00e1val.\n<li class=\"l\"> Elt\u00e1vol\u00edtott\u00e1k a CMake haszn\u00e1lat\u00e1val t\u00f6rt\u00e9n\u0151 build-t\u00e1mogat\u00e1st (a CMake t\u00e1mogat\u00e1s k\u00f3dja ig\u00e9nytelen volt, \u00e9s \u00f6t \u00e9ve nem friss\u00fclt).\n<li class=\"l\"> Bevezet\u00e9sre ker\u00fclt az mkbool() funkci\u00f3, amely logikai \u00e9rt\u00e9keket hoz l\u00e9tre, amelyek sz\u00e1mok, de Boolean t\u00edpus\u00fak\u00e9nt kezelik \u0151ket.\n<li class=\"l\"> BWK m\u00f3dban, amikor a '-traditional' flag jelen van, alap\u00e9rtelmez\u00e9s szerint enged\u00e9lyezve van a kifejez\u00e9sek t\u00e1mogat\u00e1sa a tartom\u00e1nyok meghat\u00e1roz\u00e1s\u00e1ra, amelyeket kor\u00e1bban a '-r' ( '--re-interval') opci\u00f3 is tartalmazott.\n<li class=\"l\"> Az rwarray kiterjeszt\u00e9sben \u00faj writeall() \u00e9s readall() funkci\u00f3k ker\u00fcltek bemutat\u00e1sra a v\u00e1ltoz\u00f3k \u00e9s t\u00f6mb\u00f6k egyidej\u0171 \u00edr\u00e1s\u00e1ra \u00e9s olvas\u00e1s\u00e1ra.\n<li class=\"l\"> Meger\u0151s\u00edt\u00e9sre ker\u00fclt a gawkbug szkript a hibainform\u00e1ci\u00f3k beny\u00fajt\u00e1s\u00e1ra.\n<li class=\"l\"> A szintaktikai hib\u00e1k \u00e9szlel\u00e9se eset\u00e9n azonnali le\u00e1ll\u00edt\u00e1s biztos\u00edtott, ami megoldja a fuzzing tesztel\u0151 eszk\u00f6z\u00f6k haszn\u00e1lat\u00e1val kapcsolatos probl\u00e9m\u00e1kat.\n<li class=\"l\"> Megsz\u0171nt az OS\/2 \u00e9s VAX\/VMS oper\u00e1ci\u00f3s rendszerek t\u00e1mogat\u00e1sa.    <\/ul>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57732\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u043d\u043e\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f AWK \u043e\u0442 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 GNU &#8212; Gawk 5.2.0. AWK \u0431\u044b\u043b \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u043d \u0432 70-\u0445 \u0433\u043e\u0434\u0430\u0445 \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u0432\u0435\u043a\u0430 \u0438 \u043d\u0435 \u043f\u0440\u0435\u0442\u0435\u0440\u043f\u0435\u043b \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0441 \u0441\u0435\u0440\u0435\u0434\u0438\u043d\u044b 80-\u0445 \u0433\u043e\u0434\u043e\u0432, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0431\u044b\u043b \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u043a\u043e\u0441\u0442\u044f\u043a \u044f\u0437\u044b\u043a\u0430, \u0447\u0442\u043e \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u043b\u043e \u043d\u0430 \u043f\u0440\u043e\u0442\u044f\u0436\u0435\u043d\u0438\u0438 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0445 \u0434\u0435\u0441\u044f\u0442\u0438\u043b\u0435\u0442\u0438\u0439 \u0441\u043e\u0445\u0440\u0430\u043d\u0438\u0442\u044c \u043f\u0435\u0440\u0432\u043e\u0437\u0434\u0430\u043d\u043d\u0443\u044e \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0438 \u043f\u0440\u043e\u0441\u0442\u043e\u0442\u0443 \u044f\u0437\u044b\u043a\u0430. \u041d\u0435\u0441\u043c\u043e\u0442\u0440\u044f \u043d\u0430 \u043f\u0440\u0435\u043a\u043b\u043e\u043d\u043d\u044b\u0439 \u0432\u043e\u0437\u0440\u0430\u0441\u0442, AWK \u0434\u043e [&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-105022","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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