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/* vi: set sw=4 ts=4: */
/*
* Mini find implementation for busybox
*
*
* Copyright (C) 1999 by Lineo, inc.
* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "internal.h"
#include "regexp.h"
#include <stdio.h>
#include <unistd.h>
#include <dirent.h>
static char *pattern = NULL;
static char *directory = ".";
static int dereferenceFlag = FALSE;
static const char find_usage[] = "find [PATH...] [EXPRESSION]\n\n"
"Search for files in a directory hierarchy. The default PATH is\n"
"the current directory; default EXPRESSION is '-print'\n\n"
"\nEXPRESSION may consist of:\n"
"\t-follow\n\t\tDereference symbolic links.\n"
"\t-name PATTERN\n\t\tFile name (with leading directories removed) matches PATTERN.\n"
"\t-print\n\t\tprint the full file name followed by a newline to stdout.\n";
static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
{
if (pattern == NULL)
fprintf(stdout, "%s\n", fileName);
else {
char *tmp = strrchr(fileName, '/');
if (tmp == NULL)
tmp = (char *) fileName;
else
tmp++;
if (check_wildcard_match(tmp, pattern) == TRUE)
fprintf(stdout, "%s\n", fileName);
}
return (TRUE);
}
int find_main(int argc, char **argv)
{
/* peel off the "find" */
argc--;
argv++;
if (argc > 0 && **argv != '-') {
directory = *argv;
argc--;
argv++;
}
/* Parse any options */
while (argc > 0 && **argv == '-') {
int stopit = FALSE;
while (*++(*argv) && stopit == FALSE)
switch (**argv) {
case 'f':
if (strcmp(*argv, "follow") == 0) {
argc--;
argv++;
dereferenceFlag = TRUE;
}
break;
case 'n':
if (strcmp(*argv, "name") == 0) {
if (argc-- > 1) {
pattern = *(++argv);
stopit = TRUE;
} else {
usage(find_usage);
}
}
break;
case '-':
/* Ignore all long options */
break;
default:
usage(find_usage);
}
if (argc-- > 1)
argv++;
if (**argv != '-')
break;
else
break;
}
if (recursiveAction(directory, TRUE, FALSE, FALSE,
fileAction, fileAction, NULL) == FALSE) {
exit(FALSE);
}
exit(TRUE);
}
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