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124 lines
2.8 KiB
C
124 lines
2.8 KiB
C
/*
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* Mini find implementation for busybox
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*
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* Copyright (C) 1998 by Erik Andersen <andersee@debian.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <dirent.h>
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#include "internal.h"
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static char* pattern=NULL;
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static char* directory=NULL;
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static int dereferenceFlag=FALSE;
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static const char find_usage[] = "find [path...] [expression]\n"
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"default path is the current directory; default expression is -print\n"
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"expression may consist of:\n";
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static int fileAction(const char *fileName, struct stat* statbuf)
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{
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if (pattern==NULL)
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fprintf(stdout, "%s\n", fileName);
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else if (match(fileName, pattern) == TRUE)
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fprintf(stdout, "%s\n", fileName);
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return( TRUE);
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}
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static int dirAction(const char *fileName, struct stat* statbuf)
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{
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DIR *dir;
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struct dirent *entry;
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if (pattern==NULL)
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fprintf(stdout, "%s\n", fileName);
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else if (match(fileName, pattern) == TRUE)
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fprintf(stdout, "%s\n", fileName);
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dir = opendir( fileName);
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if (!dir) {
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perror("Can't open directory");
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exit(FALSE);
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}
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while ((entry = readdir(dir)) != NULL) {
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char dirName[NAME_MAX];
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sprintf(dirName, "%s/%s", fileName, entry->d_name);
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recursiveAction( dirName, TRUE, dereferenceFlag, FALSE, fileAction, dirAction);
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}
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return( TRUE);
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}
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int find_main(int argc, char **argv)
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{
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if (argc <= 1) {
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dirAction( ".", NULL);
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}
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/* peel off the "find" */
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argc--;
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argv++;
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if (**argv != '-') {
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directory=*argv;
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argc--;
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argv++;
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}
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/* Parse any options */
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while (**argv == '-') {
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int stopit=FALSE;
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while (*++(*argv) && stopit==FALSE) switch (**argv) {
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case 'f':
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if (strcmp(*argv, "follow")==0) {
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argc--;
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argv++;
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dereferenceFlag=TRUE;
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}
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break;
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case 'n':
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if (strcmp(*argv, "name")==0) {
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if (argc-- > 1) {
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pattern=*(++argv);
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stopit=-TRUE;
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} else {
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usage (find_usage);
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}
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}
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break;
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case '-':
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/* Ignore all long options */
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break;
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default:
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usage (find_usage);
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}
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if (argc-- > 1)
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argv++;
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if (**argv != '-')
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break;
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else
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break;
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}
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dirAction( directory, NULL);
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exit(TRUE);
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}
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