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