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Foundation OfUNIX

1. Foundation Of UNIX

  • UNIX ‚ฌšฉฒ•— Œ€ํ•œ ธฐดˆ •Œ ค ค‹ˆ‹ค.

2. —ฌธฐ ด—ฌ~

  • putty Client —ฌธฐ„œ ํ”„กœทธžจ ‹คšด ฐ›•„„œ ”•„„œ  ‘†ํ•˜„š”

3. ชฉํ‘œ

  • ช‡‹œ„  •„ ฐ–— ชปํ• ฒƒ„ ฐ•ˆํ•˜—ฌ, ทธ ‡ฒŒ งŽ€ ‚ดšฉ„  „‹ฌํ• ฒƒ ฐ™€Š” •Šณ , ‹คŠต œ„กœ „‹คํžˆ UNIX ‚ฌšฉฒ•— Œ€ํ•œ ง›งŒ ณด—ฌ„ ฒƒ„ ชฉํ‘œกœ žก•˜Šต‹ˆ‹ค.

4. ‹คŠตํ•ด ‚ดšฉ

4.1. ธฐดˆ command

4.1.1. 1 ‹จ„

  • mkdir
    • mkdir test1
  • cd ช… –ด
    • cd directory
    •  ˆŒ€ ฒฝกœ™€ ƒŒ€ ฒฝกœกœ ด™ํ•˜ธฐ
    • cd ~/
    • cd ../test4 (.. ด ‡ฒŒ   2ฐœŠ” ”” ‰ํ† ฆฌ ํ•œฐœ ’คกœ €Š” ํšจ, ƒŒ€ ฒฝกœ˜ ˜ˆ)
    • cd /user/opera4/namsang (  ˆŒ€ ฒฝกœ˜ ˜ˆ, root—„œ €„ฐ..)
  • ls ช… –ด
    • ทธƒฅ ls : ”” ‰ํ† ฆฌ™€ ํ™”„ ฃฝ ณด—ฌ€‹ค.
    • ls -a : ฐถ”–ด„Œ€ ชจ‘ ‹ค ณด—ฌ€‹ค. (all)
    • ls -l : ž„ธํ•˜ฒŒ ณด—ฌ€‹ค.
    • ls -al : ž„ธํ•˜ณ  ฐถ”–ด„Œ€
  • cp (copy)
    • ํŒŒ„ ณต‚ฌํ•˜Š” ช… –ด
    • cp file1 /test1 ( ˆŒ€ ฒฝกœ™€ ƒŒ€ ฒฝกœ ‚ฌšฉํ•  ˆ˜ žˆ”ฐ.)
  • rm ช… –ด
    • ํŒŒ €šฐŠ” ช… –ด
  • man (manual)
    • ฉ”‰ด–(‚ฌšฉ „ช…„œ) ณดŠ” ช… –ด
    • man ls
    • ž„‹œ ‹คŠต
      • Ctrl + z ณดŠ”ค‘‹จํ•˜ธฐ -> ‹คํ–‰ค‘ธ ํ”„กœ„Šค ค‘‹จํ•˜ธฐ
      • Ctrl + c ณดŠ”ค‘‹จ -> ฐจดŠ” ด ฒƒ€ ‹คํ–‰ค‘ธ ํ”„กœ„Šค ฉˆถ”ธฐ
      • afa df asdf ง‰ œ‹คŒ Ctrl +U, Ctrl + h ํ•ดณดธฐ
  • mv (move)
    • ํŒŒ ˜ฎธฐธฐ mv example1 ./test1
    • ํŒŒ ƒˆด„œกœ ฐ”พธธฐ mv example1 example2

4.1.2. 2 ‹จ„

  • ถŒํ•œ „ •ํ•˜Š” ช… –ด chmod (change mode)
    •  œ€ €—ฐ „ช…ํ•  ฒƒž„ ( -rwxrr ˜ˆ... 744, 111 100 100)
    • ถŒํ•œ ฒด (u - user, g - group, o - others, a - all)
    •  ‘ ถŒํ•œ (r - read, w - write, x - excute)
    • •„Œ -rwxrr€ (-”” ‰ํ† ฆฌ,ํŒŒ—ฌ€ ํŒŒ€ -, ”” ‰ํ† ฆฌ d)(- ‚ฌšฉž ถŒํ•œ)(-ทธ ถŒํ•œ)(---‹คฅธ‚ฌšฉž ถŒํ•œ)
    • ถŒํ•œ Š” ˜ˆ œ
      • chmod go+r test
      • chmod go+x test
      • chmod go-rwx test
      • chmod 744 test
  • ํŒŒ ฐพธฐ
    • find ./ -name '*.txt' (./ ํ˜„žฌ ”” ‰ํ† ฆฌ ดํ›„ ชจ‘ €ƒ‰ , -name ํŒŒ„ ด„œกœ ฐพŠ” ฒƒ„ ˜ธ, '*.txt' ํŒจํ„ด)
    • find ./ -name '*.txt' -ls -exec rm {} \; (ํ˜„žฌ ”” ‰ํ† ฆฌ ดํ›„ *.txt ธํŒŒ„ ชจ‘ ฐพ•„„œ €šฐธฐ.
  • grep ํŒŒ ‚ดšฉ €ƒ‰ํ•˜ธฐ
    • grep -n word *.*
  • script ํ™”ฉด ฐˆฌดฆฌ ํ•˜ธฐ
    • script script.txt (‚˜ค‘— ‚•ŒŠ” exit ช… –ด „Œ)
  • Process € จ
    • ps (process state ํ”„กœ„Šค ƒํƒœ ํ™•ธํ•˜ธฐ)
    • ํ”„กœ„Šค  „ํ™˜ํ•˜ธฐ ps, fg
    • ‹คํ–‰ ํ”„กœ„Šค ข…ฃŒํ•˜ธฐ kill

  • vi ํŽธง‘ธฐ ‚ฌšฉ
    • mode ฐ”พธธฐ: Esc ํ‚ค
      • ž… ฅชจ“œ—„  ž… ฅ
      • ช… ชจ“œ—„ 
        • dd - ํ–‰ €šฐธฐ
        • :q - ‚ดธฐ
        • :q! -  €žฅํ•˜Š”€ ฌป€ •Šณ  ฌด‹œํ•˜ณ  ‚ดธฐ(ฐ• œข…ฃŒ)
        • :wq -  €žฅํ•˜ณ  ‚ดธฐ
        • i - input ž… ฅ ชจ‘กœ  „ํ™˜
        • ด™ํ‚ค - œ„-k •„ž˜-j ˜คฅธชฝ-l ™ชฝ-h
        • x - ํ•˜‚˜˜ ฌธž €šฐŠ” ช… –ด
        • p - ถ™ดธฐ.. dd ช… –ด ˆ˜ํ–‰ํ•˜ฉด €›Œ„ฒƒด „ํ—  €žฅ.. p ช… –ด ‚ฌšฉํ•จœกœจ „ํ—  €žฅœ ฒƒ„ ถ™ž„
        • / - ‚ดšฉฐพธฐ /word ,‹คŒฐพธฐ n, Œ€ฌธž N € ฐ˜Œ€ฐฉํ–ฅœกœ

  • Shell environment Setup
    • ‰˜ ฐ”พธธฐ chsh
    • ‰˜ €ˆ˜ „ • -> set ‰˜ €ˆ˜ = „ •ํ•˜ คŠ” ฐ’, set ‰˜€ˆ˜

  • ฐข… ธฐดˆ ช… –ด
    • see also linuxํ•„ˆ˜ช… –ด
  • ‰˜ ŠคํฌฆฝํŠธ งœธฐ kldp ‰˜ ํ”„กœทธž˜ฐ ฐธณ  ฐ•ขŒ

DeleteMe) •„ ํŒ”š •„ํŒŒ... ˜Š”—ด‚˜ ํž˜“œ„. ใ…กใ…ก;; - ƒํ˜‘


5.  œ

  • •„งˆ •ˆํ•  ฒƒž„.. ํŠ„ํ•œ —†œฉด.. •ˆํ•จ.. ใ…กใ…ก;
DeleteMe> ํ–ˆž–•„š”....ใ… .ใ… 

  • งˆ€ง‰  œกœ ‰˜ ŠคํฌฆฝํŠธ –ธ–ดกœ “ฐ ˆธฐํ†ต งŒ“คธฐ (ณ  คค‘.. •ˆํ• €„ ชจ„.)
    DeleteMe) .. ํœด€ํ†ตด ” œˆ™ํ•œฐ..“ฐ ˆธฐํ†ตด ํ•˜‹ˆŒ..›ฌ€ €ฐด..ใ…‹ใ„ทใ…‹ใ„ท --ฐฝ„
  • ฐ”กœ ตœข… “ฐ ˆธฐํ†ต„ งŒ“คธฐณด‹ค ‹จ„ ‹จ„กœ ˜ฌ€ธฐกœ ํ•จ.

5.1. 1 ‹จ„

  • ฒซ ‹จ„กœ .cshrc viกœ ํŽธง‘ํ•˜—ฌ„œ cp ช… –ด ˜ฉด ž™œกœ €šธฒƒธ€ •ˆ €šธ ฒƒธ€ ฌปฒŒ งŒ“คธฐ..
  • ํ•„š”ํ•œ ‚ดšฉ
    • .cshrc € ญํ•˜Š” ํŒŒธ€ „ช…
    • .cshrc —„œ –ด–ค ช… –ด ‹คฅธ ช… –ดกœ Œ€ฒดํ•˜ฒŒ ํ•˜Š” ฐฉฒ• •Œ คธฐ

5.2. 2 ‹จ„

  • „‹จํ•œ ‰˜ Šคํฌฆฝ ํŒŒ งŒ“คธฐ
  •  € งŒ“œŠ” ฐฉฒ• „ช…ํ•ด €‹ค. ทธํ›„ date, ls, ํ•œํ›„ ž‹ ˜ home ”” ‰ํ† ฆฌกœ €Š” ‰˜ŠคํฌฆฝํŠธ ํŒŒ„ งŒ“คฒŒ ํ•จ

5.3. 3 ‹จ„


5.4. 4‹จ„

  • .cshrc ˆ˜ •ํ•ด„œ rm ํ•ด„œ €šฐฉด ž™œกœ trash ”” ‰ํ† ฆฌ— ˜ฎฒจ €ฒŒ งŒ“ ‹ค.

5.4.1. ‘šฉฌธ œ

  • -i (yes, no ฌปŠ”ฐ.. งŒ•ฝ rm -i ex.txt ํ–ˆ„ฒฝšฐ €šธฒƒธ€ ฌปฒŒ งŒ“œŠ”ฒƒ..)
  • งŒ•ฝ ”” ‰ํ† ฆฌ €šธ•ŒŠ” „งœกœ €šธฒƒธ€ ฌปฒŒ งŒ“คธฐ.



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