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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 3 | ls | 1 | #!/usr/bin/env bash |
| 4 | ls | 2 | # ============================================================================= |
| 3 | # Create |
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| 43 | - | 4 | # name : Andre Rikkert de Koe date: Apr 2011 |
| 4 | ls | 5 | # descr : filefind |
| 43 | - | 6 | # This is a demo of programming in the Bash language. |
| 4 | ls | 7 | # Its part of a project to implement a program to create a directory |
| 8 | # tree similar to the output of the Unix find program. |
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| 9 | # EUID : Any user who has read access to all the files being searched for. |
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| 10 | # run : interactive |
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| 11 | # |
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| 12 | # Changes |
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| 13 | # name : date: |
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| 14 | # descr : short description |
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| 15 | # |
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| 16 | # ============================================================================= |
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| 3 | ls | 17 | |
| 18 | # ============================================================================= |
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| 19 | # Functions |
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| 20 | # ============================================================================= |
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| 21 | |||
| 22 | Usage() |
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| 23 | { |
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| 24 | mesg="$1" |
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| 25 | |||
| 37 | - | 26 | echo "Usage: $progname directory" |
| 55 | - | 27 | echo "$mesg" |
| 3 | ls | 28 | } |
| 29 | |||
| 30 | # |
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| 31 | # we need local vars to keep the value when called recursively |
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| 32 | # |
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| 33 | traverse() |
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| 34 | { |
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| 35 | local directory="$1" |
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| 36 | |||
| 37 | local curdir curdir2 |
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| 38 | |||
| 39 | curdir=$(pwd) |
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| 40 | cd -- "$directory" |
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| 41 | curdir2=$(pwd) |
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| 33 | - | 42 | files=$(ls -a) |
| 3 | ls | 43 | for file in $files |
| 44 | do |
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| 45 | pfile=$curdir2/$file # file including path |
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| 55 | - | 46 | if [ "$file" != ".." -a "$file" != "." ] |
| 3 | ls | 47 | then |
| 33 | - | 48 | if [ -d "$file" -a ! -L "$file" ] |
| 3 | ls | 49 | then |
| 55 | - | 50 | echo "$pfile" |
| 33 | - | 51 | traverse "$file" |
| 3 | ls | 52 | else |
| 33 | - | 53 | if [ -f $file -o -L $file ] |
| 54 | then |
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| 55 | echo "$pfile" |
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| 56 | else |
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| 57 | echo "WARNING: Could not process file $pfile" |
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| 58 | fi |
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| 3 | ls | 59 | fi |
| 33 | - | 60 | |
| 3 | ls | 61 | fi |
| 62 | done |
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| 63 | cd -- "$curdir" |
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| 64 | } |
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| 65 | |||
| 66 | start_traverse() |
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| 67 | { |
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| 68 | directory=$1 |
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| 69 | |||
| 55 | - | 70 | echo "$directory" |
| 71 | traverse "$directory" |
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| 3 | ls | 72 | } |
| 73 | |||
| 74 | # ============================================================================= |
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| 75 | # MAIN |
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| 76 | # ============================================================================= |
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| 77 | |||
| 55 | - | 78 | progname=$(basename "$0") |
| 3 | ls | 79 | if [ $# -eq 1 ] |
| 80 | then |
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| 81 | directory=$1 |
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| 55 | - | 82 | if [ -d "$directory" ] |
| 3 | ls | 83 | then |
| 55 | - | 84 | start_traverse "$directory" |
| 3 | ls | 85 | else |
| 37 | - | 86 | Usage "ERROR: No a directory : $directory" |
| 3 | ls | 87 | fi |
| 88 | else |
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| 37 | - | 89 | Usage "ERROR: 1 argument expected" |
| 3 | ls | 90 | fi |