Gyakorlat 3. Bash, FCNTL, lock, rand

Fileok letöltése

https://github.com/rontap/opsys/raw/main/content/code/Gyakorlat1-3/index.zip

Fileok fordítása

 gcc -Wall -Werror=vla -pthread -lrt -std=c11 -pedantic -o a.out ./open_fopen.c && ./a.out text.txt

OS/X-en pedig:

 clang -Wall -Werror=vla  -std=c11 -pedantic -o a.out ./open_fopen.c && ./a.out text.txt

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Óra Outline

• /usr/include/**
• Új headerek rand.c srand!
• BASH ls ll cd man tail head nano
• flock —verbose -n /tmp/a -c ‘cat 2> /tmp/a’
• fcntl_0.c
• fcntl_0.c
• Fixing fcntl.c #FileControl

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