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/*
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* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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* System Include
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*
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*/
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#include <stdio.h>
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#include <windows.h>
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#include <direct.h>
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#include <assert.h>
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/*******************************************************************************
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*
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* Local Include
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*
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******************************************************************************/
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#include "cleantree.h"
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/*******************************************************************************
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*
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* Definitions
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*
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******************************************************************************/
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#define MAXPATHLEN 1024
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/*******************************************************************************
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*
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* Types
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*
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******************************************************************************/
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typedef void (*TProcessFunction)(char*,int);
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/*******************************************************************************
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*
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* Prototypes
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*
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******************************************************************************/
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int ProcessDirectoryTree( char *path, int depth, TProcessFunction func );
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int UpdateWorkingDirectory( char *previous, char *next, char *path, int op );
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void PrintPath( char *str, int depth );
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void ProcessFile( char *filename, int depth );
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/*******************************************************************************
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*
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* Filescope statics
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*
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******************************************************************************/
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static int debug_flag = 0;
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static char *dirname = NULL;
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static int deleted_file_count;
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static int deleted_directory_count;
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/*******************************************************************************
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*
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* Main
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*
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******************************************************************************/
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int main( int argc, char *argv[] )
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{
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char fname[1024];
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int slen;
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// check params
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if( argc < 3 ) {
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fprintf( stderr, "usage: cleantree path dirname\n" );
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return -1;
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}
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dirname = argv[2];
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// get the name into the correct format
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strcpy( fname, argv[1] );
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slen = strlen(fname);
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if( (fname[slen-1] != '*') || (fname[slen-2] != '\\') ) {
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fprintf( stderr, "ERROR: pathname must end in '\\*'.\n" );
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return -1;
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}
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// process the directory tree
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ProcessDirectoryTree( argv[1], 0, ProcessFile );
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// print stats
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printf( "%d files deleted from %d directories\n", deleted_file_count, deleted_directory_count );
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// done
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fflush( stdout );
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return 0;
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}
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/*******************************************************************************
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*
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* ProcessFile
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*
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******************************************************************************/
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void ProcessFile( char *filename, int depth )
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{
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if( debug_flag > 0 ) {
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unlink( filename );
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deleted_file_count++;
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}
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}
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/*******************************************************************************
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*
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* ProcessDirectoryTree
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*
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******************************************************************************/
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int ProcessDirectoryTree( char *path, int depth, TProcessFunction func )
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{
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WIN32_FIND_DATA finfo;
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HANDLE list;
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int plen;
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int err = 1;
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int match;
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char previous_working_directory[MAXPATHLEN];
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char new_working_directory[MAXPATHLEN];
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char fullname[MAXPATHLEN];
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// ignore . and ..
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if( path[0] == '.' ) {
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return 0;
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}
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// ignore any dir beginning with _
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if( path[0] == '_' ) {
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return 0;
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}
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// print the path
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// PrintPath( path, (depth - 1));
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// check if we are in a debug directory
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plen = strlen( path );
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assert( path[plen-1] == '*' );
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assert( path[plen-2] == '\\' );
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path[plen-2] = 0;
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match = strcmp( path, dirname );
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if( match == 0 ) {
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debug_flag++;
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}
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path[plen-2] = '\\';
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// get the first file in the directory
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list = FindFirstFile( path, &finfo );
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if( list == INVALID_HANDLE_VALUE ) {
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return 0;
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}
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// update the current working directory
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UpdateWorkingDirectory( previous_working_directory, new_working_directory, path, ((depth == 0) ? 1 : 0) );
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// loop through the rest of the files
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for( err = 1; err != 0; err ) {
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// process the file
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if( finfo.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) {
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strcat( finfo.cFileName, "\\*" );
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ProcessDirectoryTree( finfo.cFileName, depth + 1, func );
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} else {
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strcpy( fullname, new_working_directory );
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strcat( fullname, "\\" );
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strcat( fullname, finfo.cFileName );
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func( fullname, depth );
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}
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// get the info for the next file
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err = FindNextFile( list, &finfo );
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}
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// update the working directory and close the directory
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UpdateWorkingDirectory( previous_working_directory, new_working_directory, path, 2 );
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FindClose( list );
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// now delete the directory
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if( match == 0 ) {
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err = RemoveDirectory( new_working_directory );
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if( err == 0 ) {
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fprintf( stderr, "ERROR: failed to remove directory (%d)\n", GetLastError() );
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}
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deleted_directory_count++;
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debug_flag--;
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}
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return 0;
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}
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/*******************************************************************************
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*
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* UpdateWorkingDirectory
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*
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******************************************************************************/
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int UpdateWorkingDirectory( char *previous, char *next, char *path, int op )
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{
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int len;
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// op zero means normal PUSH of the working directory
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if( op == 0 ) {
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getcwd( previous, MAXPATHLEN );
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getcwd( next, MAXPATHLEN );
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len = strlen( next );
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next[len] = '\\';
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next[len+1] = 0;
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strcat( next, path );
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len = strlen(next);
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next[len-2] = 0;
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chdir( next );
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}
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// op one is initial set of the dirs
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if( op == 1 ) {
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getcwd( previous, MAXPATHLEN );
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strcpy( next, path );
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len = strlen(next);
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next[len-1] = 0;
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chdir( next );
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}
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// op two is pop
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if( op == 2 ) {
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chdir( previous );
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}
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// done
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return 0;
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}
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/*******************************************************************************
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*
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* Print Path
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*
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******************************************************************************/
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void PrintPath( char *str, int depth )
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{
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for( int i = 0; i < (depth - 1); i++ )
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printf( "\t" );
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printf( "%s\n", str );
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}
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