Dinamik Ba\u011flant\u0131l\u0131 K\u00fct\u00fcphaneler (DLL’ler) Nedir?<\/p>\n
Dinamik Ba\u011flant\u0131l\u0131 K\u00fct\u00fcphaneler (DLL – Dynamically Linked Library), birden fazla program taraf\u0131ndan payla\u015f\u0131labilen, ba\u011f\u0131ms\u0131z fonksiyon ve veri koleksiyonlar\u0131d\u0131r. Ba\u015fka bir deyi\u015fle, bir\u00e7ok program\u0131n ortak olarak kullanabilece\u011fi, yeniden kullan\u0131labilir kod par\u00e7alar\u0131d\u0131r. Bu, yaz\u0131l\u0131m geli\u015ftirme s\u00fcrecinde \u00f6nemli bir rol oynar ve hem geli\u015ftiriciler hem de kullan\u0131c\u0131lar i\u00e7in avantajlar sunar. \u00d6ncelikle, DLL’lerin nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 anlamak \u00f6nemlidir. <\/p>\n
Bir program DLL’i kullanmak istedi\u011finde, \u00e7al\u0131\u015fma zaman\u0131nda (runtime) bu k\u00fct\u00fcphaneye ba\u011flan\u0131r. Bu ba\u011flant\u0131 i\u015flemi, program\u0131n derlenmesi s\u0131ras\u0131nda de\u011fil, \u00e7al\u0131\u015ft\u0131r\u0131lmaya ba\u015fland\u0131\u011f\u0131nda ger\u00e7ekle\u015fir. Bu sayede, program\u0131n boyutu k\u00fc\u00e7\u00fcl\u00fcr ve g\u00fcncellemeler daha kolay y\u00f6netilir. \u00d6rne\u011fin, bir oyunun birka\u00e7 DLL dosyas\u0131n\u0131 kullanmas\u0131, oyunun temel i\u015flevlerini (ses, grafik, a\u011f) bu DLL’lerde tutmas\u0131 ve oyunun ana dosyas\u0131n\u0131n daha k\u00fc\u00e7\u00fck olmas\u0131n\u0131 sa\u011flar. <\/p>\n
DLL’lerin Avantajlar\u0131:<\/strong><\/p>\n DLL’lerin Dezavantajlar\u0131:<\/strong><\/p>\n DLL’lerin \u0130\u015fleyi\u015fi:<\/strong><\/p>\n Bir program DLL’i \u00e7a\u011f\u0131rd\u0131\u011f\u0131nda, i\u015fletim sistemi bu k\u00fct\u00fcphaneyi belle\u011fe y\u00fckler (e\u011fer zaten y\u00fcklenmemi\u015fse). Ard\u0131ndan, program\u0131n ilgili fonksiyon \u00e7a\u011fr\u0131lar\u0131n\u0131 DLL i\u00e7indeki fonksiyonlara y\u00f6nlendirir. Program\u0131n \u00e7al\u0131\u015fmas\u0131 bitti\u011finde, DLL belle\u011fin bo\u015falt\u0131l\u0131r. Bu s\u00fcre\u00e7, i\u015fletim sistemi taraf\u0131ndan otomatik olarak y\u00f6netilir.<\/p>\n \u00d6rnek Kod (C++):<\/strong><\/p>\n Bu makalede, dinamik ba\u011flant\u0131l\u0131 k\u00fct\u00fcphanelerin ne oldu\u011funu, nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131, avantajlar\u0131n\u0131 ve dezavantajlar\u0131n\u0131 ele ald\u0131k. Daha fazla bilgi i\u00e7in fatihsoysal.com<\/a> sitesini ziyaret edebilirsiniz. Ayr\u0131ca, konu hakk\u0131nda daha fazla bilgi edinmek i\u00e7in bu ba\u011flant\u0131ya<\/a> g\u00f6z atabilirsiniz.<\/p>\n #Etiketler: DLL, Dinamik Ba\u011flant\u0131l\u0131 K\u00fct\u00fcphane, Shared Library, Kod K\u00fct\u00fcphanesi, Programlama, Yaz\u0131l\u0131m Geli\u015ftirme, Windows, Linux, Avantajlar\u0131, Dezavantajlar\u0131, DLL Cehennemi, Kod Yeniden Kullan\u0131m\u0131, Bellek Y\u00f6netimi, G\u00fcvenlik A\u00e7\u0131\u011f\u0131\n
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\n\/\/ DLL fonksiyonunu \u00e7a\u011f\u0131rma \u00f6rne\u011fi\n#include <iostream>\n\n\/\/ DLL'den fonksiyon bildirimi (DLL'nin header dosyas\u0131nda tan\u0131mlanm\u0131\u015f olmal\u0131d\u0131r)\nextern \"C\" __declspec(dllexport) int Add(int a, int b);\n\nint main() {\n int sonuc = Add(5, 3);\n std::cout << \"Sonu\u00e7: \" << sonuc << std::endl; \/\/Sonu\u00e7: 8\n return 0;\n}\n<\/code><\/pre>\n
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