ํ‹ฐ์Šคํ† ๋ฆฌ ๋ทฐ

๋ฐ˜์‘ํ˜•

๋ชฉ์ฐจ

    ๋ฆฌ๋ˆ…์Šค ํŒŒ์ผ๋น„๊ต cmp, diff

    ํŒŒ์ผ ๋‚ด์šฉ

    test1.txt test2.txt

    cmp ๋ช…๋ น์–ด

    #-b ๋น„๊ต์‹œ ํŒŒ์ผ๊ฐ„ ์ฒซ๋ฒˆ์งธ๋กœ ๋‹ค๋ฅธ ๋ฌธ์ž์˜ ๋ฐ”์ดํŠธ๋ฅผ ์ถœ๋ ฅํ•ฉ๋‹ˆ๋‹ค.
    $cmp -b test1.txt test2.txt
    test1.txt test2.txt differ: byte 5, line 2 is 124 T 164 t
    
    # ํŒŒ์ผ์˜ ๋‘๋ฒˆ์งธ ๋ผ์ธ์„ ๋ณด๋ฉด ๋Œ€๋ฌธ์ž T์™€ ์†Œ๋ฌธ์ž t ๊ฐ€ ๋‹ค๋ฆ…๋‹ˆ๋‹ค.
    # sTart | start
    
    #-i 5๋ฐ”์ดํŠธ ๋’ค์˜ ์ฒซ๋ฒˆ์งธ ๋‹ค๋ฅธ ๋ฌธ์ž๋ฅผ ๋ฐ”์ดํŠธ๋กœ ์ถœ๋ ฅํ•ด์ค๋‹ˆ๋‹ค
    $cmp -bi 5 test1.txt test2.txt
    test1.txt test2.txt differ: byte 20, line 4 is 152 j 151 i
    
    #-l ๋น„๊ต์‹œ ๋‹ค๋ฅธ๋ฌธ์ž์— ๋Œ€ํ•ด 8์ง„์ˆ˜๊ฐ’์œผ๋กœ ์ถœ๋ ฅ(์ฒซ๋ฒˆ์งธ๋Š” ๋ฐ”์ดํŠธ ๋‘๋ฒˆ์งธ ์„ธ๋ฒˆ์งธ๋Š” ์ฐจ์ด๋‚˜๋Š” ๋ฌธ์ž์˜ 8์ง„์ˆ˜๊ฐ’)
    $cmp -l test1.txt test2.txt
     5 124 164
    25 152 151
    26 141 164
    27 160 141
    28 145 154
    29 156 171
    31 143 145
    32 150 156
    33 151 144

    diff ๋ช…๋ น์–ด

    ์˜ต์…˜ ์„ค๋ช…
    -b ์—ฐ์†๋œ ๊ณต๋ฐฑ ๋ฌด์‹œ
    -i ๋Œ€์†Œ๋ฌธ์ž ๊ตฌ๋ถ„ํ•˜์ง€ ์•Š์Œ
    -t ์ถœ๋ ฅ ๋ผ์ธ์— TAB๋ฌธ์ž๋ฅผ ๋„ฃ์Œ
    -w ๋‘ ํ–‰์˜ ๋น„๊ต ์‹œ ๊ณต๋ฐฑ์„ ๋ฌด์‹œ
    --brief ํŒŒ์ผ ๋น„๊ต ํ›„ ๊ฒฐ๊ณผ ํ‘œ์‹œ
    -d ๋‘ ํŒŒ์ผ๊ฐ„์˜ ์ฐจ์ด์  ์ƒ์„ธ ์ถœ๋ ฅ
    -H ํฐ ํŒŒ์ผ๋“ค ์ฒ˜๋ฆฌ์‹œ ์‚ฌ์šฉ
    -q ๋‘ ํŒŒ์ผ์˜ ์ฐจ์ด์ ๋งŒ ์ถœ๋ ฅ
    -s ๋‘ ํŒŒ์ผ์ด ๊ฐ™์„ ๋•Œ ์•Œ๋ฆผ
    -r ๋‘ ๋””๋ ‰ํ† ๋ฆฌ์˜ ์ฐจ์ด์  ์ถœ๋ ฅ, ์„œ๋ธŒ๋””๋ ‰ํ† ๋ฆฌ๊นŒ์ง€ ๋น„๊ต
    -u ๋‘ ํŒŒ์ผ์˜ ๋ณ€๊ฒฝ๋˜๋Š” ๋ถ€๋ถ„๊ณผ ๋ณ‘๊ฒฝ๋˜๋Š” ๋ถ€๋ถ„์˜ ๊ทผ์ฒ˜ ๋‚ด์šฉ๋„ ์ถœ๋ ฅ
    -N New file๋„ ์ ์šฉ๊ฐ€๋Šฅ
    $diff -u test1.txt test2.txt
    --- test1.txt	2021-12-13 13:52:37.000000000 +0900
    +++ test2.txt	2021-12-13 13:47:58.000000000 +0900
    @@ -1,7 +1,6 @@
     hi
    -sTart
    +start
     korea
     american
    -japen
    -china
    -eNd
    \ No newline at end of file
    +italy
    +end
    \ No newline at end of file
    
    $diff -c test1.txt text2.txt
    *** test1.txt	2021-12-13 13:52:37.000000000 +0900
    --- test2.txt	2021-12-13 13:47:58.000000000 +0900
    ***************
    *** 1,7 ****
      hi
    ! sTart
      korea
      american
    ! japen
    ! china
    ! eNd
    \ No newline at end of file
    --- 1,6 ----
      hi
    ! start
      korea
      american
    ! italy
    ! end
    \ No newline at end of file
    
    $diff -d test1.txt test2.txt
    2c2
    < sTart
    ---
    > start
    5,7c5,6
    < japen
    < china
    < eNd
    \ No newline at end of file
    ---
    > italy
    > end
    \ No newline at end of file
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