August 2012
Intermediate to advanced
624 pages
17h 11m
Polish
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9.4. Wyszukiwanie plików wskazywanych przez dowiązania symboliczne
Problem
Po wprowadzeniu polecenia find w celu wyszukania wszystkich plików .mp3 okazało się, że część została pominięta. W zestawieniu nie zostały uwzględnione pliki zapisane w systemie, ale dostępne za pośrednictwem dowiązań symbolicznych. Czy polecenie find nie może analizować elementów wskazywanych przez dowiązania symboliczne?
Rozwiązanie
Należy zastosować predykat –follow. Oto przykład zastosowania opcji –follow w prezentowanej wcześniej instrukcji:
$ find . –follow –name '*.mp3' –print0 | xargs –i -0 mv '{}' ~/muzykaAnaliza
Zazwyczaj wykluczenie podążania za dowiązaniami symbolicznymi jest pożądaną cechą mechanizmu wyszukiwania plików. Z tego względu domyślnie polecenie find
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.