Di\u011fer programlama dilleri gibi Bash, arayana de\u011fer d\u00f6nd\u00fcrebilece\u011fimizi kullanarak d\u00f6n\u00fc\u015f ifadesi sa\u011flar.\u00a0Bunu bir \u00f6rnekle anlayal\u0131m:<\/p>\n
function func_return_value {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0 return 10\r\n\u00a0}<\/pre>\nYukar\u0131daki i\u015flev, arayan\u0131na 10 de\u011ferini d\u00f6nd\u00fcr\u00fcr.\u00a0Bu fonksiyonu \u00e7al\u0131\u015ft\u0131ral\u0131m:<\/p>\n
\u00a0$ func_return_value \r\n\u00a0$ echo \"\u0130\u015flev taraf\u0131ndan d\u00f6nd\u00fcr\u00fclen de\u011fer: $?\"<\/pre>\nYukar\u0131daki i\u015flevi \u00e7al\u0131\u015ft\u0131rd\u0131\u011f\u0131n\u0131zda, a\u015fa\u011f\u0131daki \u00e7\u0131kt\u0131y\u0131 \u00fcretecektir:<\/p>\n
\u00a0\u0130\u015flev taraf\u0131ndan d\u00f6nd\u00fcr\u00fclen de\u011fer: 10\r\n\r\n<\/pre>\nNOT:<\/strong>\u00a0Bash’da $?\u00a0fonksiyonun d\u00f6n\u00fc\u015f de\u011ferini yakalamak i\u00e7in<\/p>\n<\/span>Fonksiyon tarifleri<\/span><\/h4>\n\u015eimdiye kadar bash i\u015flevleri hakk\u0131nda adil bir fikir edindik.\u00a0\u015eimdi hayat\u0131m\u0131z\u0131 kolayla\u015ft\u0131rmak i\u00e7in kullan\u0131labilecek baz\u0131 yararl\u0131 bash i\u015flevleri olu\u015ftural\u0131m.<\/p>\n
A\u011fa\u00e7 kesicisi<\/strong><\/p>\nLog mesaj\u0131 ile birlikte tarih ve saati yazd\u0131racak bir kay\u0131t fonksiyonu olu\u015ftural\u0131m.<\/p>\n
\u00a0function log_msg { \r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 echo \"[`date '+ %F %T'` ]: $@ \" \r\n\u00a0}<\/pre>\nBu fonksiyonu \u00e7al\u0131\u015ft\u0131ral\u0131m:<\/p>\n
\u00a0$ log_msg \"Bu \u00f6rnek g\u00fcnl\u00fck mesaj\u0131d\u0131r\"<\/pre>\nBu i\u015flevi \u00e7al\u0131\u015ft\u0131rd\u0131\u011f\u0131n\u0131zda, a\u015fa\u011f\u0131daki \u00e7\u0131kt\u0131y\u0131 \u00fcretecektir:<\/p>\n
\u00a0[ 2018-08-16 19:56:34 ]: Bu \u00f6rnek g\u00fcnl\u00fck mesaj\u0131d\u0131r<\/pre>\nSistem bilgilerini g\u00f6r\u00fcnt\u00fcle<\/strong><\/p>\nGNU\/Linux sistemi hakk\u0131ndaki bilgileri g\u00f6r\u00fcnt\u00fclemek i\u00e7in bir fonksiyon olu\u015ftural\u0131m.<\/p>\n
<\/p>\n
\u00a0function system_info {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 echo \"### OS information ###\"\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 lsb_release -a\r\n\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 echo\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 echo \"### Processor information ###\"\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 processor=`grep -wc \"processor\" \/proc\/cpuinfo`\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 model=`grep -w \"model name\" \/proc\/cpuinfo\u00a0 | awk -F: '{print $2}'`\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 echo \"Processor = $processor\"\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 echo \"Model\u00a0\u00a0\u00a0\u00a0 = $model\"\r\n\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 echo\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 echo \"### Memory information ###\"\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 total=`grep -w \"MemTotal\" \/proc\/meminfo | awk '{print $2}'`\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 free=`grep -w \"MemFree\" \/proc\/meminfo | awk '{print $2}'`\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 echo \"Total memory: $total kB\"\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 echo \"Free memory : $free kB\"\r\n\u00a0}<\/pre>\nYukar\u0131daki i\u015flevi \u00e7al\u0131\u015ft\u0131rd\u0131\u011f\u0131n\u0131zda, a\u015fa\u011f\u0131daki \u00e7\u0131kt\u0131y\u0131 \u00fcretecektir:<\/p>\n
### OS information ###\r\nNo LSB modules are available.\r\nDistributor ID:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ubuntu\r\nDescription:\u00a0\u00a0 Ubuntu 18.04.1 LTS\r\nRelease:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 18.04\r\nCodename:\u00a0\u00a0\u00a0 bionic\r\n\r\n### Processor information ###\r\nProcessor = 1\r\nModel\u00a0\u00a0\u00a0\u00a0 =\u00a0 Intel(R) Core(TM) i7-7700HQ CPU @ 2.80GHz\r\n\r\n### Memory information ###\r\nTotal memory: 4015648 kB\r\nFree memory : 2915428 kB\r\n\r\n\r\n<\/pre>\nGe\u00e7erli dizinden dosya veya dizin bulun<\/p>\n
A\u015fa\u011f\u0131daki i\u015flev, ge\u00e7erli dizinden dosya veya dizini arar:<\/p>\n
\u00a0function search {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0 find . -name $1\r\n\u00a0}<\/pre>\nA\u015fa\u011f\u0131daki komutu kullanarak dizini yani dir4’\u00fc arayal\u0131m:<\/p>\n
$ search dir4<\/pre>\nYukar\u0131daki komutu \u00e7al\u0131\u015ft\u0131rd\u0131\u011f\u0131n\u0131zda, a\u015fa\u011f\u0131daki \u00e7\u0131kt\u0131y\u0131 \u00fcretecektir:<\/p>\n
\u00a0.\/dir1\/dir2\/dir3\/dir4<\/pre>\nDijital saat<\/strong><\/p>\nA\u015fa\u011f\u0131daki fonksiyon, terminalde basit bir dijital saat olu\u015fturur<\/p>\n
\u00a0function digital_clock {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 clear\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 while [ 1 ]\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 do\r\n \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 date +'%T'\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 sleep 1\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 clear\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 done\r\n\u00a0}<\/pre>\n<\/span>Kitapl\u0131k olu\u015fturma<\/span><\/h4>\nKitapl\u0131k, bir i\u015flevler toplulu\u011fudur.\u00a0Kitapl\u0131k olu\u015fturmak i\u00e7in \u2013 bir dosyadaki i\u015flevleri tan\u0131mlay\u0131n ve o dosyay\u0131 mevcut ortama aktar\u0131n.<\/p>\n
T\u00fcm i\u015flevleri utils.sh dosyas\u0131nda tan\u0131mlad\u0131\u011f\u0131m\u0131z\u0131 varsayal\u0131m, ard\u0131ndan mevcut ortamdaki i\u015flevleri i\u00e7e aktarmak i\u00e7in a\u015fa\u011f\u0131daki komutu kullan\u0131n:<\/p>\n
$ source utils.sh<\/pre>\nBundan sonra, herhangi bir bash komutu gibi, k\u00fct\u00fcphaneden herhangi bir i\u015flevi \u00e7al\u0131\u015ft\u0131rabilirsiniz.<\/p>\n
<\/span>\u00c7\u00f6z\u00fcm<\/span><\/h5>\nBu yaz\u0131da verimlili\u011finizi art\u0131racak birka\u00e7 faydal\u0131 tarifi ele ald\u0131k.\u00a0Umar\u0131m bu makaleler size kendi tariflerinizi yaratman\u0131z i\u00e7in ilham verir.<\/p>\n","protected":false},"excerpt":{"rendered":"
\u0130\u015flev, yeniden kullan\u0131labilir bir kod blo\u011fudur.\u00a0Genellikle bir fonksiyona tekrarlanan kodlar koyar\u0131z ve bu fonksiyonu \u00e7e\u015fitli yerlerden \u00e7a\u011f\u0131r\u0131r\u0131z.\u00a0Kitapl\u0131k, bir i\u015flevler toplulu\u011fudur.\u00a0Bir kitapl\u0131kta yayg\u0131n olarak kullan\u0131lan i\u015flevi tan\u0131mlayabiliriz ve di\u011fer komut dosyalar\u0131 bunlar\u0131 kodu \u00e7o\u011faltmadan kullanabilir. Bu yaz\u0131da fonksiyonlar ve tarifler hakk\u0131nda daha fazla tart\u0131\u015faca\u011f\u0131z.\u00a0G\u00f6steri amac\u0131yla\u00a0Ubuntu makinesinde\u00a0Bourne Again SHell (Bash) kullanaca\u011f\u0131m. arama fonksiyonu Shell’de \u00e7a\u011f\u0131rma i\u015flevi, ba\u015fka …<\/p>\n","protected":false},"author":1,"featured_media":1972,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-1975","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux"],"acf":[],"_links":{"self":[{"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/posts\/1975","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/comments?post=1975"}],"version-history":[{"count":0,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/posts\/1975\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/media\/1972"}],"wp:attachment":[{"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/media?parent=1975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/categories?post=1975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/tags?post=1975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}