Units
Translation components API.
See the Weblate's Web API documentation for detailed description of the API.
GET /api/translations/freebsd-doc/articles_linux-emulation/pt_BR/units/?format=api&page=7
{ "count": 384, "next": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/units/?format=api&page=8", "previous": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/units/?format=api&page=6", "results": [ { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "This operations associates a file descriptor with a given futex." ], "previous_source": "", "target": [ "Esta operação associa um descritor de arquivo com um determinado futex." ], "id_hash": -2684631457206744918, "content_hash": -2684631457206744918, "location": "article.translate.xml:2092", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 311, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 10, "source_unit": "https://translate-dev.freebsd.org/api/units/99708/?format=api", "priority": 100, "id": 26960, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=5abe45e9d85a48aa", "url": "https://translate-dev.freebsd.org/api/units/26960/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.542021Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "FUTEX_REQUEUE" ], "previous_source": "", "target": [ "FUTEX_REQUEUE" ], "id_hash": 5150940941445201307, "content_hash": 5150940941445201307, "location": "article.translate.xml:2097", "context": "", "note": "(itstool) path: sect4/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 312, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99709/?format=api", "priority": 100, "id": 26961, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=c77bd17ed1db7d9b", "url": "https://translate-dev.freebsd.org/api/units/26961/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.554414Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "This operation takes <varname>val</varname> threads queued on futex at <varname>uaddr</varname>, wakes them up, and takes <varname>val2</varname> next threads and requeues them on futex at <varname>uaddr2</varname>." ], "previous_source": "", "target": [ "Esta operação pega threads <varname>val</varname> enfileirados no futex em <varname>uaddr</varname>, acorda-os e pega as próximas threads <varname>val2</varname> e enfileira-os no futex em <varname>uaddr2</varname>." ], "id_hash": 5769782080566364404, "content_hash": 5769782080566364404, "location": "article.translate.xml:2099", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 313, "has_suggestion": false, "has_comment": false, "has_failing_check": true, "num_words": 25, "source_unit": "https://translate-dev.freebsd.org/api/units/99710/?format=api", "priority": 100, "id": 26962, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=d012623b8f9288f4", "url": "https://translate-dev.freebsd.org/api/units/26962/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.567036Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "FUTEX_CMP_REQUEUE" ], "previous_source": "", "target": [ "FUTEX_CMP_REQUEUE" ], "id_hash": -3722099100449871066, "content_hash": -3722099100449871066, "location": "article.translate.xml:2107", "context": "", "note": "(itstool) path: sect4/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 314, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99711/?format=api", "priority": 100, "id": 26963, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=4c587296b2e26b26", "url": "https://translate-dev.freebsd.org/api/units/26963/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.576676Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "This operation does the same as <literal>FUTEX_REQUEUE</literal> but it checks that <varname>val3</varname> equals to <varname>val</varname> first." ], "previous_source": "", "target": [ "Essa operação faz o mesmo que <literal>FUTEX_REQUEUE</literal>, mas verifica se <varname>val3</varname> é igual a <varname>val</varname> primeiro." ], "id_hash": -3160737831016579982, "content_hash": -3160737831016579982, "location": "article.translate.xml:2109", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 315, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 16, "source_unit": "https://translate-dev.freebsd.org/api/units/99712/?format=api", "priority": 100, "id": 26964, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=5422cdb0621e3c72", "url": "https://translate-dev.freebsd.org/api/units/26964/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.586560Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "FUTEX_WAKE_OP" ], "previous_source": "", "target": [ "FUTEX_WAKE_OP" ], "id_hash": 6050201916691459304, "content_hash": 6050201916691459304, "location": "article.translate.xml:2116", "context": "", "note": "(itstool) path: sect4/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 316, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99713/?format=api", "priority": 100, "id": 26965, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=d3f6a2967fc82ce8", "url": "https://translate-dev.freebsd.org/api/units/26965/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.603020Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "This operation performs an atomic operation on <varname>val3</varname> (which contains coded some other value) and <varname>uaddr</varname>. Then it wakes up <varname>val</varname> threads on futex at <varname>uaddr</varname> and if the atomic operation returned a positive number it wakes up <varname>val2</varname> threads on futex at <varname>uaddr2</varname>." ], "previous_source": "", "target": [ "Esta operação executa uma operação atômica em <varname>val3</varname> (que contém algum outro valor codificado) e <varname>uaddr</varname>. Então, ele acorda threads <varname>val</varname> em futex em <varname>uaddr</varname> e se a operação atômica retornar um número positivo, ele ativa os threadings <varname>val2</varname> em futex em <varname>uaddr2</varname>." ], "id_hash": -2220334457643274578, "content_hash": -2220334457643274578, "location": "article.translate.xml:2118", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 317, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 44, "source_unit": "https://translate-dev.freebsd.org/api/units/99714/?format=api", "priority": 100, "id": 26966, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=612fc993199ceeae", "url": "https://translate-dev.freebsd.org/api/units/26966/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.616812Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "The operations implemented in <literal>FUTEX_WAKE_OP</literal>:" ], "previous_source": "", "target": [ "As operações implementadas em <literal>FUTEX_WAKE_OP</literal>:" ], "id_hash": 2291870293036922431, "content_hash": 2291870293036922431, "location": "article.translate.xml:2127", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 318, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 5, "source_unit": "https://translate-dev.freebsd.org/api/units/99715/?format=api", "priority": 100, "id": 26967, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=9fce5be37fbc763f", "url": "https://translate-dev.freebsd.org/api/units/26967/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.623682Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "<literal>FUTEX_OP_SET</literal>" ], "previous_source": "", "target": [ "<literal>FUTEX_OP_SET</literal>" ], "id_hash": -7091212857448688372, "content_hash": -7091212857448688372, "location": "article.translate.xml:2132", "context": "", "note": "(itstool) path: listitem/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 319, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99716/?format=api", "priority": 100, "id": 26968, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=1d96f37a1d16950c", "url": "https://translate-dev.freebsd.org/api/units/26968/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.630887Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "<literal>FUTEX_OP_ADD</literal>" ], "previous_source": "", "target": [ "<literal>FUTEX_OP_ADD</literal>" ], "id_hash": -5491281975378696549, "content_hash": -5491281975378696549, "location": "article.translate.xml:2135", "context": "", "note": "(itstool) path: listitem/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 320, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99717/?format=api", "priority": 100, "id": 26969, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=33cb0c23300c269b", "url": "https://translate-dev.freebsd.org/api/units/26969/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.639225Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "<literal>FUTEX_OP_OR</literal>" ], "previous_source": "", "target": [ "<literal>FUTEX_OP_OR</literal>" ], "id_hash": 994945684201218501, "content_hash": 994945684201218501, "location": "article.translate.xml:2138", "context": "", "note": "(itstool) path: listitem/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 321, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99718/?format=api", "priority": 100, "id": 26970, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=8dcec1d40d9f21c5", "url": "https://translate-dev.freebsd.org/api/units/26970/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.647546Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "<literal>FUTEX_OP_AND</literal>" ], "previous_source": "", "target": [ "<literal>FUTEX_OP_AND</literal>" ], "id_hash": -2134058569592698447, "content_hash": -2134058569592698447, "location": "article.translate.xml:2141", "context": "", "note": "(itstool) path: listitem/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 322, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99719/?format=api", "priority": 100, "id": 26971, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=62624d09a58c89b1", "url": "https://translate-dev.freebsd.org/api/units/26971/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.660946Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "<literal>FUTEX_OP_XOR</literal>" ], "previous_source": "", "target": [ "<literal>FUTEX_OP_XOR</literal>" ], "id_hash": 8214585167031812043, "content_hash": 8214585167031812043, "location": "article.translate.xml:2144", "context": "", "note": "(itstool) path: listitem/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 323, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99720/?format=api", "priority": 100, "id": 26972, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=f20011afca1fbfcb", "url": "https://translate-dev.freebsd.org/api/units/26972/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.670053Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "There is no <varname>val2</varname> parameter in the futex prototype. The <varname>val2</varname> is taken from the <varname>struct timespec *timeout</varname> parameter for operations <literal>FUTEX_REQUEUE</literal>, <literal>FUTEX_CMP_REQUEUE</literal> and <literal>FUTEX_WAKE_OP</literal>." ], "previous_source": "", "target": [ "Não existe um parâmetro <varname>val2</varname> no protótipo do futex. O <varname>val2</varname> é obtido do parâmetro <varname>struct timespec *timeout</varname> para as operações <literal>FUTEX_REQUEUE</literal>, <literal>FUTEX_CMP_REQUEUE</literal> e <literal>FUTEX_WAKE_OP</literal>." ], "id_hash": -2674190808617833543, "content_hash": -2674190808617833543, "location": "article.translate.xml:2149", "context": "", "note": "(itstool) path: note/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 324, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 25, "source_unit": "https://translate-dev.freebsd.org/api/units/99721/?format=api", "priority": 100, "id": 26973, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=5ae35da0c6b82bb9", "url": "https://translate-dev.freebsd.org/api/units/26973/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.679137Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Futex emulation in FreeBSD" ], "previous_source": "", "target": [ "Emulação de Futex no FreeBSD" ], "id_hash": 9126050598295563048, "content_hash": 9126050598295563048, "location": "article.translate.xml:2161", "context": "", "note": "(itstool) path: sect3/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 325, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 4, "source_unit": "https://translate-dev.freebsd.org/api/units/99722/?format=api", "priority": 100, "id": 26974, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=fea63eaad1a5eb28", "url": "https://translate-dev.freebsd.org/api/units/26974/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.686510Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "The futex emulation in FreeBSD is taken from NetBSD and further extended by us. It is placed in <filename>linux_futex.c</filename> and <filename>linux_futex.h</filename> files. The <literal>futex</literal> structure looks like:" ], "previous_source": "", "target": [ "A emulação de futex no FreeBSD é retirada do NetBSD e posteriormente estendida por nós. Ele é colocado nos arquivos <filename>linux_futex.c</filename> e <filename>linux_futex.h</filename>. A estrutura <literal>futex</literal> se parece com:" ], "id_hash": 586376583912890399, "content_hash": 586376583912890399, "location": "article.translate.xml:2163", "context": "", "note": "(itstool) path: sect3/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 326, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 27, "source_unit": "https://translate-dev.freebsd.org/api/units/99723/?format=api", "priority": 100, "id": 26975, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=88233a6574bc201f", "url": "https://translate-dev.freebsd.org/api/units/26975/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.694359Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "struct futex {\n void *f_uaddr;\n int f_refcount;\n\n LIST_ENTRY(futex) f_list;\n\n TAILQ_HEAD(lf_waiting_paroc, waiting_proc) f_waiting_proc;\n};" ], "previous_source": "", "target": [ "struct futex {\n void *f_uaddr;\n int f_refcount;\n\n LIST_ENTRY(futex) f_list;\n\n TAILQ_HEAD(lf_waiting_paroc, waiting_proc) f_waiting_proc;\n};" ], "id_hash": 2237234486520790275, "content_hash": 2237234486520790275, "location": "article.translate.xml:2169", "context": "", "note": "(itstool) path: sect3/programlisting", "flags": "no-wrap", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 327, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 13, "source_unit": "https://translate-dev.freebsd.org/api/units/99724/?format=api", "priority": 100, "id": 26976, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=9f0c40e980533d03", "url": "https://translate-dev.freebsd.org/api/units/26976/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.724334Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "And the structure <literal>waiting_proc</literal> is:" ], "previous_source": "", "target": [ "E a estrutura <literal>waiting_proc</literal> é:" ], "id_hash": 4661995603563977512, "content_hash": 4661995603563977512, "location": "article.translate.xml:2178", "context": "", "note": "(itstool) path: sect3/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 328, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 5, "source_unit": "https://translate-dev.freebsd.org/api/units/99725/?format=api", "priority": 100, "id": 26977, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=c0b2bc4d16dd1b28", "url": "https://translate-dev.freebsd.org/api/units/26977/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.731547Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "struct waiting_proc {\n\n struct thread *wp_t;\n\n struct futex *wp_new_futex;\n\n TAILQ_ENTRY(waiting_proc) wp_list;\n};" ], "previous_source": "", "target": [ "struct waiting_proc {\n\n struct thread *wp_t;\n\n struct futex *wp_new_futex;\n\n TAILQ_ENTRY(waiting_proc) wp_list;\n};" ], "id_hash": 8672819089957999033, "content_hash": 8672819089957999033, "location": "article.translate.xml:2181", "context": "", "note": "(itstool) path: sect3/programlisting", "flags": "no-wrap", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 329, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 12, "source_unit": "https://translate-dev.freebsd.org/api/units/99726/?format=api", "priority": 100, "id": 26978, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=f85c0b03022c51b9", "url": "https://translate-dev.freebsd.org/api/units/26978/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.738740Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "futex_get / futex_put" ], "previous_source": "", "target": [ "futex_get / futex_put" ], "id_hash": -6923323960110814241, "content_hash": -6923323960110814241, "location": "article.translate.xml:2191", "context": "", "note": "(itstool) path: sect4/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 330, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 3, "source_unit": "https://translate-dev.freebsd.org/api/units/99727/?format=api", "priority": 100, "id": 26979, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=1feb698a24a4ebdf", "url": "https://translate-dev.freebsd.org/api/units/26979/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.745760Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "A futex is obtained using the <function>futex_get</function> function, which searches a linear list of futexes and returns the found one or creates a new futex. When releasing a futex from the use we call the <function>futex_put</function> function, which decreases a reference counter of the futex and if the refcount reaches zero it is released." ], "previous_source": "", "target": [ "Um futex é obtido usando a função <function>futex_get</function>, que busca uma lista linear de futexes e retorna o encontrado ou cria um novo futex. Ao liberar um futex do uso, chamamos a função <function>futex_put</function>, que diminui um contador de referência do futex e, se o refcount chegar a zero, ele é liberado." ], "id_hash": -2749611880161593650, "content_hash": -2749611880161593650, "location": "article.translate.xml:2193", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 331, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 54, "source_unit": "https://translate-dev.freebsd.org/api/units/99728/?format=api", "priority": 100, "id": 26980, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=59d76a9024c636ce", "url": "https://translate-dev.freebsd.org/api/units/26980/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.753051Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "futex_sleep" ], "previous_source": "", "target": [ "futex_sleep" ], "id_hash": 70305728764041886, "content_hash": 70305728764041886, "location": "article.translate.xml:2203", "context": "", "note": "(itstool) path: sect4/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 332, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99729/?format=api", "priority": 100, "id": 26981, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=80f9c6b014a7da9e", "url": "https://translate-dev.freebsd.org/api/units/26981/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.762724Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "When a futex queues a thread for sleeping it creates a <literal>working_proc</literal> structure and puts this structure to the list inside the futex structure then it just performs a <citerefentry><refentrytitle>tsleep</refentrytitle><manvolnum>9</manvolnum></citerefentry> to suspend the thread. The sleep can be timed out. After <citerefentry><refentrytitle>tsleep</refentrytitle><manvolnum>9</manvolnum></citerefentry> returns (the thread was woken up or it timed out) the <literal>working_proc</literal> structure is removed from the list and is destroyed. All this is done in the <function>futex_sleep</function> function. If we got woken up from <function>futex_wake</function> we have <varname>wp_new_futex</varname> set so we sleep on it. This way the actual requeueing is done in this function." ], "previous_source": "", "target": [ "Quando um futex enfileira uma thread para dormir, ele cria uma estrutura <literal>working_proc</literal> e coloca essa estrutura na lista dentro da estrutura do futex, então apenas executa um <citerefentry><refentrytitle>tsleep</refentrytitle><manvolnum>9</manvolnum></citerefentry> para suspender a threading. O sleep pode ser expirado. Depois de <citerefentry><refentrytitle>tsleep</refentrytitle><manvolnum>9</manvolnum></citerefentry> retornar (a thread foi acordada ou expirou) a estrutura <literal>working_proc</literal> é removida da lista e é destruído. Tudo isso é feito na função <function>futex_sleep</function>. Se nós formos acordados de <function>futex_wake</function> nós temos <varname>wp_new_futex</varname> setado então nós dormimos nele. Desta forma, um novo enfileiramento é feito nesta função." ], "id_hash": 5152736203726570953, "content_hash": 5152736203726570953, "location": "article.translate.xml:2205", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 333, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 97, "source_unit": "https://translate-dev.freebsd.org/api/units/99730/?format=api", "priority": 100, "id": 26982, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=c7823246e46ac5c9", "url": "https://translate-dev.freebsd.org/api/units/26982/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.770743Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "futex_wake" ], "previous_source": "", "target": [ "futex_wake" ], "id_hash": 5846751878596236089, "content_hash": 5846751878596236089, "location": "article.translate.xml:2221", "context": "", "note": "(itstool) path: sect4/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 334, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99731/?format=api", "priority": 100, "id": 26983, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=d123d5db2d939339", "url": "https://translate-dev.freebsd.org/api/units/26983/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.792976Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Waking up a thread sleeping on a futex is performed in the <function>futex_wake</function> function. First in this function we mimic the strange <trademark class=\"registered\">Linux</trademark> behavior, where it wakes up N threads for all operations, the only exception is that the REQUEUE operations are performed on N+1 threads. But this usually does not make any difference as we are waking up all threads. Next in the function in the loop we wake up n threads, after this we check if there is a new futex for requeueing. If so, we requeue up to n2 threads on the new futex. This cooperates with <function>futex_sleep</function>." ], "previous_source": "", "target": [ "Acordar uma thread em sleep em uma futex é performado na função <function>futex_wake</function>. Primeiro nesta função nós imitamos o comportamento estranho do <trademark class=\"registered\">Linux</trademark>, onde ele acorda N threads para todas as operações, a única exceção é que as operações REQUEUE são executadas em threads N+1. Mas isso geralmente não faz diferença, pois estamos acordando todos as threads. Em seguida na função no loop nós acordamos n threads, depois disso nós checamos se existe um novo futex para requeuering. Se assim for, nós enfileiramos novamente até n2 threads no novo futex. Isso coopera com o <function>futex_sleep</function>." ], "id_hash": -5724434701289264366, "content_hash": -5724434701289264366, "location": "article.translate.xml:2223", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 335, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 102, "source_unit": "https://translate-dev.freebsd.org/api/units/99732/?format=api", "priority": 100, "id": 26984, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=308eb8f7f1bbeb12", "url": "https://translate-dev.freebsd.org/api/units/26984/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.804076Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "futex_wake_op" ], "previous_source": "", "target": [ "futex_wake_op" ], "id_hash": -4083058720737706903, "content_hash": -4083058720737706903, "location": "article.translate.xml:2237", "context": "", "note": "(itstool) path: sect4/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 336, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99733/?format=api", "priority": 100, "id": 26985, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=47560fb9f95e3c69", "url": "https://translate-dev.freebsd.org/api/units/26985/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.822893Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "The <literal>FUTEX_WAKE_OP</literal> operation is quite complicated. First we obtain two futexes at addresses <varname>uaddr</varname> and <varname>uaddr2</varname> then we perform the atomic operation using <varname>val3</varname> and <varname>uaddr2</varname>. Then <varname>val</varname> waiters on the first futex is woken up and if the atomic operation condition holds we wake up <varname>val2</varname> (i.e. <varname>timeout</varname>) waiter on the second futex." ], "previous_source": "", "target": [ "A operação <literal>FUTEX_WAKE_OP</literal> é bastante complicada. Primeiro nós obtemos dois futexes nos endereços <varname>uaddr</varname> e <varname>uaddr2</varname> e então executamos a operação atômica usando <varname>val3</varname> e <varname>uaddr2</varname>. Então os waiters <varname>val</varname> no primeiro futex são acordados e se a condição de operação atômica se mantém, nós acordamos o waiter <varname>val2</varname> (ex <varname>timeout</varname>) no segundo futex." ], "id_hash": 514626612450532262, "content_hash": 514626612450532262, "location": "article.translate.xml:2239", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 337, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 54, "source_unit": "https://translate-dev.freebsd.org/api/units/99734/?format=api", "priority": 100, "id": 26986, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=8724522d6b139ba6", "url": "https://translate-dev.freebsd.org/api/units/26986/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.829321Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "futex atomic operation" ], "previous_source": "", "target": [ "operação atômica futex" ], "id_hash": 2449983155241707548, "content_hash": 2449983155241707548, "location": "article.translate.xml:2252", "context": "", "note": "(itstool) path: sect4/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 338, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 3, "source_unit": "https://translate-dev.freebsd.org/api/units/99735/?format=api", "priority": 100, "id": 26987, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=a20016b2f9df681c", "url": "https://translate-dev.freebsd.org/api/units/26987/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.835552Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "The atomic operation takes two parameters <varname>encoded_op</varname> and <varname>uaddr</varname>. The encoded operation encodes the operation itself, comparing value, operation argument, and comparing argument. The pseudocode for the operation is like this one:" ], "previous_source": "", "target": [ "A operação atômica usa dois parâmetros <varname>encoded_op</varname> e <varname>uaddr</varname>. A operação codificada, codifica a operação em si, comparando valor, argumento de operação e argumento de comparação. O pseudocódigo da operação é como este:" ], "id_hash": -6055432076951587391, "content_hash": -6055432076951587391, "location": "article.translate.xml:2254", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 339, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 32, "source_unit": "https://translate-dev.freebsd.org/api/units/99736/?format=api", "priority": 100, "id": 26988, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=2bf6c89bebcb75c1", "url": "https://translate-dev.freebsd.org/api/units/26988/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.847920Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "oldval = *uaddr2\n*uaddr2 = oldval OP oparg" ], "previous_source": "", "target": [ "oldval = *uaddr2\n*uaddr2 = oldval OP oparg" ], "id_hash": 1610897643313519905, "content_hash": 1610897643313519905, "location": "article.translate.xml:2261", "context": "", "note": "(itstool) path: sect4/programlisting", "flags": "no-wrap", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 340, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 8, "source_unit": "https://translate-dev.freebsd.org/api/units/99737/?format=api", "priority": 100, "id": 26989, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=965b0edf27375d21", "url": "https://translate-dev.freebsd.org/api/units/26989/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.866426Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "And this is done atomically. First a copying in of the number at <varname>uaddr</varname> is performed and the operation is done. The code handles page faults and if no page fault occurs <varname>oldval</varname> is compared to <varname>cmparg</varname> argument with cmp comparator." ], "previous_source": "", "target": [ "E isso é feito atomicamente. Primeiro, uma cópia do número em <varname>uaddr</varname> é executada e a operação é concluída. O código manipula falhas de página e, se nenhuma falha de página ocorrer, <varname>oldval</varname> é comparado ao argumento <varname>cmparg</varname> com o comparador cmp." ], "id_hash": -7827306056018401216, "content_hash": -7827306056018401216, "location": "article.translate.xml:2264", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 341, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 41, "source_unit": "https://translate-dev.freebsd.org/api/units/99738/?format=api", "priority": 100, "id": 26990, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=135fd29ce6c26840", "url": "https://translate-dev.freebsd.org/api/units/26990/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.879545Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Futex locking" ], "previous_source": "", "target": [ "Bloqueio Futex" ], "id_hash": -642655823666335864, "content_hash": -642655823666335864, "location": "article.translate.xml:2273", "context": "", "note": "(itstool) path: sect4/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 342, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 2, "source_unit": "https://translate-dev.freebsd.org/api/units/99739/?format=api", "priority": 100, "id": 26991, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=7714d3eeed882f88", "url": "https://translate-dev.freebsd.org/api/units/26991/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.891136Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Futex implementation uses two lock lists protecting <function>sx_lock</function> and global locks (either Giant or another <function>sx_lock</function>). Every operation is performed locked from the start to the very end." ], "previous_source": "", "target": [ "A implementação do Futex usa duas listas de lock que protegndo <function>sx_lock</function> e locks globais (Giant ou outra <function>sx_lock</function>). Cada operação é executada bloqueada desde o início até o final." ], "id_hash": -6630427445303154580, "content_hash": -6630427445303154580, "location": "article.translate.xml:2275", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 343, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 28, "source_unit": "https://translate-dev.freebsd.org/api/units/99740/?format=api", "priority": 100, "id": 26992, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=23fbfd5e35b4686c", "url": "https://translate-dev.freebsd.org/api/units/26992/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.900070Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Various syscalls implementation" ], "previous_source": "", "target": [ "Implementação de várias syscalls" ], "id_hash": -8480931719248773377, "content_hash": -8480931719248773377, "location": "article.translate.xml:2285", "context": "", "note": "(itstool) path: sect2/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 344, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 3, "source_unit": "https://translate-dev.freebsd.org/api/units/99741/?format=api", "priority": 100, "id": 26993, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=0a4dad8905d57eff", "url": "https://translate-dev.freebsd.org/api/units/26993/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.913907Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "In this section I am going to describe some smaller syscalls that are worth mentioning because their implementation is not obvious or those syscalls are interesting from other point of view." ], "previous_source": "", "target": [ "Nesta seção, descreverei algumas syscalls menores que merecem destaque, pois sua implementação não é óbvia ou as syscalls são interessantes de outro ponto de vista." ], "id_hash": 6065196287884272660, "content_hash": 6065196287884272660, "location": "article.translate.xml:2287", "context": "", "note": "(itstool) path: sect2/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 345, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 31, "source_unit": "https://translate-dev.freebsd.org/api/units/99742/?format=api", "priority": 100, "id": 26994, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=d42be7e3985c2414", "url": "https://translate-dev.freebsd.org/api/units/26994/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.923222Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "*at family of syscalls" ], "previous_source": "", "target": [ "*na família de syscalls" ], "id_hash": 7281600055271721241, "content_hash": 7281600055271721241, "location": "article.translate.xml:2293", "context": "", "note": "(itstool) path: sect3/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 346, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 4, "source_unit": "https://translate-dev.freebsd.org/api/units/99743/?format=api", "priority": 100, "id": 26995, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=e50d70abb2ef8919", "url": "https://translate-dev.freebsd.org/api/units/26995/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.933049Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "During development of <trademark class=\"registered\">Linux</trademark> 2.6.16 kernel, the *at syscalls were added. Those syscalls (<function>openat</function> for example) work exactly like their at-less counterparts with the slight exception of the <varname>dirfd</varname> parameter. This parameter changes where the given file, on which the syscall is to be performed, is. When the <varname>filename</varname> parameter is absolute <varname>dirfd</varname> is ignored but when the path to the file is relative, it comes to the play. The <varname>dirfd</varname> parameter is a directory relative to which the relative pathname is checked. The <varname>dirfd</varname> parameter is a file descriptor of some directory or <literal>AT_FDCWD</literal>. So for example the <function>openat</function> syscall can be like this:" ], "previous_source": "", "target": [ "Durante o desenvolvimento do kernel 2.6.16 do <trademark class=\"registered\">Linux</trademark>, os *at syscalls foram adicionados. Essas syscalls (<function>openat</function>, por exemplo) funcionam exatamente como suas contrapartes sem-menos, com a pequena exceção do parâmetro <varname>dirfd</varname>. Este parâmetro muda onde o arquivo dado, no qual a syscall deve ser executado, está. Quando o parâmetro <varname>filename</varname> é absoluto <varname>dirfd</varname> é ignorado, mas quando o caminho para o arquivo é relativo, ele é checado. O parâmetro <varname>dirfd</varname> é um diretório relativo ao qual o nome do caminho relativo é verificado. O parâmetro <varname>dirfd</varname> é um file descriptor de algum diretório ou <literal>AT_FDCWD</literal>. Então, por exemplo, a syscall <function>openat</function> pode ser assim:" ], "id_hash": -5681989922173146544, "content_hash": -5681989922173146544, "location": "article.translate.xml:2295", "context": "", "note": "(itstool) path: sect3/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 347, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 106, "source_unit": "https://translate-dev.freebsd.org/api/units/99744/?format=api", "priority": 100, "id": 26996, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=312584452f852a50", "url": "https://translate-dev.freebsd.org/api/units/26996/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.940727Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "file descriptor 123 = /tmp/foo/, current working directory = /tmp/\n\nopenat(123, /tmp/bah\\, flags, mode)\t/* opens /tmp/bah */\nopenat(123, bah\\, flags, mode)\t\t/* opens /tmp/foo/bah */\nopenat(AT_FDWCWD, bah\\, flags, mode)\t/* opens /tmp/bah */\nopenat(stdio, bah\\, flags, mode)\t/* returns error because stdio is not a directory */" ], "previous_source": "", "target": [ "file descriptor 123 = /tmp/foo/, current working directory = /tmp/\n\nopenat(123, /tmp/bah\\, flags, mode)\t/* opens /tmp/bah */\nopenat(123, bah\\, flags, mode)\t\t/* opens /tmp/foo/bah */\nopenat(AT_FDWCWD, bah\\, flags, mode)\t/* opens /tmp/bah */\nopenat(stdio, bah\\, flags, mode)\t/* returns error because stdio is not a directory */" ], "id_hash": -7628508882524156093, "content_hash": -7628508882524156093, "location": "article.translate.xml:2311", "context": "", "note": "(itstool) path: sect3/programlisting", "flags": "no-wrap", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 348, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 48, "source_unit": "https://translate-dev.freebsd.org/api/units/99745/?format=api", "priority": 100, "id": 26997, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=16221796c33c4f43", "url": "https://translate-dev.freebsd.org/api/units/26997/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.953326Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "<trademark class=\"registered\">Linux</trademark> family of *at syscalls contains: <function>linux_openat</function>, <function>linux_mkdirat</function>, <function>linux_mknodat</function>, <function>linux_fchownat</function>, <function>linux_futimesat</function>, <function>linux_fstatat64</function>, <function>linux_unlinkat</function>, <function>linux_renameat</function>, <function>linux_linkat</function>, <function>linux_symlinkat</function>, <function>linux_readlinkat</function>, <function>linux_fchmodat</function> and <function>linux_faccessat</function>. All these are implemented using the modified <citerefentry><refentrytitle>namei</refentrytitle><manvolnum>9</manvolnum></citerefentry> routine and simple wrapping layer." ], "previous_source": "", "target": [ "A família do <trademark class=\"registered\">Linux</trademark> de *at syscalls contém: <function>linux_openat</function>, <function>linux_mkdirat</function>, <function>linux_mknodat</function>, <function>linux_fchownat</function>, <function>linux_futimesat</function>, <function>linux_fstatat64</function>, <function>linux_unlinkat</function>, <function>linux_renameat</function>, <function>linux_linkat</function> , <function>linux_symlinkat</function>, <function>linux_readlinkat</function>, <function>linux_fchmodat</function> e <function>linux_faccessat</function>. Tudo isso é implementado usando a rotina modificada <citerefentry><refentrytitle>namei</refentrytitle><manvolnum>9</manvolnum></citerefentry> e a simples camada de quebra automática." ], "id_hash": -8174028981051945541, "content_hash": -8174028981051945541, "location": "article.translate.xml:2332", "context": "", "note": "(itstool) path: sect3/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 350, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 34, "source_unit": "https://translate-dev.freebsd.org/api/units/99747/?format=api", "priority": 100, "id": 26999, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=0e9003f318a68dbb", "url": "https://translate-dev.freebsd.org/api/units/26999/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:41.984651Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Implementation" ], "previous_source": "", "target": [ "Implementação" ], "id_hash": 5056126522401168332, "content_hash": 5056126522401168332, "location": "article.translate.xml:2350", "context": "", "note": "(itstool) path: sect4/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 351, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99748/?format=api", "priority": 100, "id": 27000, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=c62af8489b271bcc", "url": "https://translate-dev.freebsd.org/api/units/27000/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:42.008169Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "The implementation is done by altering the <citerefentry><refentrytitle>namei</refentrytitle><manvolnum>9</manvolnum></citerefentry> routine (described above) to take additional parameter <varname>dirfd</varname> in its <literal>nameidata</literal> structure, which specifies the starting point of the pathname lookup instead of using the current working directory every time. The resolution of <varname>dirfd</varname> from file descriptor number to a vnode is done in native *at syscalls. When <varname>dirfd</varname> is <literal>AT_FDCWD</literal> the <varname>dvp</varname> entry in <literal>nameidata</literal> structure is <literal>NULL</literal> but when <varname>dirfd</varname> is a different number we obtain a file for this file descriptor, check whether this file is valid and if there is vnode attached to it then we get a vnode. Then we check this vnode for being a directory. In the actual <citerefentry><refentrytitle>namei</refentrytitle><manvolnum>9</manvolnum></citerefentry> routine we simply substitute the <varname>dvp</varname> vnode for <varname>dp</varname> variable in the <citerefentry><refentrytitle>namei</refentrytitle><manvolnum>9</manvolnum></citerefentry> function, which determines the starting point. The <citerefentry><refentrytitle>namei</refentrytitle><manvolnum>9</manvolnum></citerefentry> is not used directly but via a trace of different functions on various levels. For example the <function>openat</function> goes like this:" ], "previous_source": "", "target": [ "A implementação é feita alterando a rotina <citerefentry><refentrytitle>namei</refentrytitle><manvolnum>9</manvolnum></citerefentry> (descrita acima) para obter o parâmetro adicional <varname>dirfd</varname> no sua estrutura <literal>nameidata</literal> , que especifica o ponto inicial da pesquisa do nome do caminho, em vez de usar o diretório de trabalho atual todas as vezes. A resolução de <varname>dirfd</varname> do número do file descriptor para um vnode é feita em *at syscalls nativo. Quando <varname>dirfd</varname> é <literal>AT_FDCWD</literal>, a entrada <varname>dvp</varname> na estrutura <literal>nameidata</literal> é <literal>NULL</literal>, mas <varname>dirfd</varname> é um número diferente, obtemos um arquivo para este file descriptor, verificamos se este arquivo é válido e se há vnode anexado a ele, então obtemos um vnode. Então nós verificamos este vnode por ser um diretório. Na rotina real <citerefentry><refentrytitle>namei</refentrytitle><manvolnum>9</manvolnum></citerefentry> simplesmente substituímos a variável <varname>dvp</varname> vnode pela variável <varname>dp</varname> na função <citerefentry><refentrytitle>namei</refentrytitle><manvolnum>9</manvolnum></citerefentry>, que determina o ponto de partida. O <citerefentry><refentrytitle>namei</refentrytitle><manvolnum>9</manvolnum></citerefentry> não é usado diretamente, mas através de um rastreamento de diferentes funções em vários níveis. Por exemplo, o <function>openat</function> é assim:" ], "id_hash": -4832494671521998248, "content_hash": -4832494671521998248, "location": "article.translate.xml:2352", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 352, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 156, "source_unit": "https://translate-dev.freebsd.org/api/units/99749/?format=api", "priority": 100, "id": 27001, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=3cef87b32cf69a58", "url": "https://translate-dev.freebsd.org/api/units/27001/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:42.022620Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "openat() --> kern_openat() --> vn_open() -> namei()" ], "previous_source": "", "target": [ "openat() --> kern_openat() --> vn_open() -> namei()" ], "id_hash": -1140226309914472041, "content_hash": -1140226309914472041, "location": "article.translate.xml:2376", "context": "", "note": "(itstool) path: sect4/programlisting", "flags": "no-wrap", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 353, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 7, "source_unit": "https://translate-dev.freebsd.org/api/units/99750/?format=api", "priority": 100, "id": 27002, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=702d1a3659fe5197", "url": "https://translate-dev.freebsd.org/api/units/27002/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:42.030564Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "For this reason <function>kern_open</function> and <function>vn_open</function> must be altered to incorporate the additional <varname>dirfd</varname> parameter. No compat layer is created for those because there are not many users of this and the users can be easily converted. This general implementation enables FreeBSD to implement their own *at syscalls. This is being discussed right now." ], "previous_source": "", "target": [ "Por esse motivo, <function>kern_open</function> e <function>vn_open</function> devem ser alterados para incorporar o parâmetro <varname>dirfd</varname> adicional. Nenhuma camada de compatibilidade é criada para esses, porque não há muitos usuários disso e os usuários podem ser facilmente convertidos. Esta implementação geral permite ao FreeBSD implementar suas próprias *at syscalls. Isso está sendo discutido agora." ], "id_hash": 2829532767042601423, "content_hash": 2829532767042601423, "location": "article.translate.xml:2378", "context": "", "note": "(itstool) path: sect4/para", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 354, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 54, "source_unit": "https://translate-dev.freebsd.org/api/units/99751/?format=api", "priority": 100, "id": 27003, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=a744850f63e701cf", "url": "https://translate-dev.freebsd.org/api/units/27003/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:42.042918Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Ioctl" ], "previous_source": "", "target": [ "Ioctl" ], "id_hash": -7931515274902344740, "content_hash": -7931515274902344740, "location": "article.translate.xml:2390", "context": "", "note": "(itstool) path: sect3/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 355, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99752/?format=api", "priority": 100, "id": 27004, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=11ed98e164dc6bdc", "url": "https://translate-dev.freebsd.org/api/units/27004/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:42.058422Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Debugging" ], "previous_source": "", "target": [ "Depuração" ], "id_hash": -7171796032641481758, "content_hash": -7171796032641481758, "location": "article.translate.xml:2422", "context": "", "note": "(itstool) path: sect3/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 357, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/92659/?format=api", "priority": 100, "id": 27006, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=1c78a98190d943e2", "url": "https://translate-dev.freebsd.org/api/units/27006/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:42.072138Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Every syscall should be debuggable. For this purpose we introduce a small infrastructure. We have the ldebug facility, which tells whether a given syscall should be debugged (settable via a sysctl). For printing we have LMSG and ARGS macros. Those are used for altering a printable string for uniform debugging messages." ], "previous_source": "", "target": [ "Cada syscall deve ser debugável. Para isso, introduzimos uma pequena infra-estrutura. Nós temos o recurso ldebug, que informa se uma dada syscall deve ser depurada (configurável através de um sysctl). Para impressão, temos as macros LMSG e ARGS. 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"Results" ], "previous_source": "", "target": [ "Resultados" ], "id_hash": -5105057664626298816, "content_hash": -5105057664626298816, "location": "article.translate.xml:2438", "context": "", "note": "(itstool) path: sect2/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 360, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 1, "source_unit": "https://translate-dev.freebsd.org/api/units/99756/?format=api", "priority": 100, "id": 27009, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=3927311a0e107040", "url": "https://translate-dev.freebsd.org/api/units/27009/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:42.095135Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Future work" ], "previous_source": "", "target": [ "Trabalho futuro" ], "id_hash": 4787331879594147589, "content_hash": 4787331879594147589, "location": "article.translate.xml:2474", "context": "", "note": "(itstool) path: sect2/title", "flags": "", "labels": [], "state": 20, "fuzzy": false, "translated": true, "approved": false, "position": 364, "has_suggestion": false, "has_comment": false, "has_failing_check": false, "num_words": 2, "source_unit": "https://translate-dev.freebsd.org/api/units/99759/?format=api", "priority": 100, "id": 27013, "web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=c27004fae91cbf05", "url": "https://translate-dev.freebsd.org/api/units/27013/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:42.155044Z" }, { "translation": "https://translate-dev.freebsd.org/api/translations/freebsd-doc/articles_linux-emulation/pt_BR/?format=api", "source": [ "Future work should focus 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"web_url": "https://translate-dev.freebsd.org/translate/freebsd-doc/articles_linux-emulation/pt_BR/?checksum=f352c9111b59c3e3", "url": "https://translate-dev.freebsd.org/api/units/27014/?format=api", "explanation": "", "extra_flags": "", "pending": false, "timestamp": "2019-10-20T12:10:42.166967Z" } ] }