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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 43 | - | 1 | // ============================================================================ |
| 2 | // Create |
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| 3 | // name : Andre Rikkert de Koe date: Mar 2018 |
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| 4 | // descr : filefind |
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| 5 | // This is a demo of programming in the Pascal language. |
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| 6 | // Its part of a project to implement a program to create a directory |
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| 7 | // tree similar to the output of the Unix find program. |
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| 8 | // EUID : Any user who has read access to all the files being searched for. |
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| 9 | // run : interactive |
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| 10 | // |
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| 11 | // Changes |
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| 12 | // name : date: |
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| 13 | // descr : short description |
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| 14 | // |
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| 15 | // ============================================================================ |
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| 16 | |||
| 29 | - | 17 | program filefind; |
| 31 | - | 18 | Uses sysutils; |
| 29 | - | 19 | var directory : string; |
| 37 | - | 20 | var progname : string; |
| 29 | - | 21 | |
| 31 | - | 22 | // ============================================================================ |
| 23 | // Functions |
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| 24 | // ============================================================================ |
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| 25 | |||
| 37 | - | 26 | procedure Usage(mesg : string); |
| 27 | begin |
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| 28 | Writeln('Usage: ' + progname + ' directory'); |
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| 29 | Writeln(mesg); |
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| 30 | end; |
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| 31 | |||
| 29 | - | 32 | procedure traverse(directory : string); |
| 33 | var curdir1, curdir2 : string; |
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| 30 | - | 34 | Info : TSearchRec; |
| 29 | - | 35 | pfile : string; |
| 36 | begin |
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| 37 | curdir1 := GetCurrentDir; |
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| 38 | chdir(directory); |
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| 39 | curdir2 := GetCurrentDir; |
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| 30 | - | 40 | FindFirst(directory + '/*', faAnyFile or faHidden, Info); |
| 29 | - | 41 | repeat |
| 30 | - | 42 | if ((Info.name <> '..') and (Info.name <> '.')) |
| 29 | - | 43 | then |
| 44 | begin |
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| 30 | - | 45 | pfile := curdir2 + '/' + Info.name; |
| 29 | - | 46 | Writeln(pfile); |
| 47 | if (DirectoryExists(pfile)) |
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| 48 | then |
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| 49 | traverse(pfile) |
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| 50 | end |
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| 30 | - | 51 | until FindNext(Info) <> 0; |
| 29 | - | 52 | chdir(curdir1); |
| 53 | end; |
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| 54 | |||
| 55 | procedure start_traverse(directory : string); |
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| 56 | begin |
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| 57 | Writeln(directory); |
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| 58 | traverse(directory); |
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| 59 | end; |
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| 60 | |||
| 31 | - | 61 | // ============================================================================ |
| 62 | // Main |
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| 63 | // ============================================================================ |
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| 64 | |||
| 29 | - | 65 | begin |
| 37 | - | 66 | progname := ParamStr(0); |
| 29 | - | 67 | directory := ParamStr(1); |
| 30 | - | 68 | if (ParamCount = 1) |
| 29 | - | 69 | then |
| 30 | - | 70 | if DirectoryExists(directory) |
| 71 | then |
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| 72 | start_traverse(directory) |
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| 73 | else |
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| 37 | - | 74 | Usage('ERROR: Not a directory : ' + directory) |
| 29 | - | 75 | else |
| 37 | - | 76 | Usage('ERROR: 1 argument expected'); |
| 29 | - | 77 | end. |