mirror of
https://git.busybox.net/busybox.git
synced 2024-12-12 23:13:29 +08:00
118 lines
2.8 KiB
C
118 lines
2.8 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Mini find implementation for busybox
|
|
*
|
|
*
|
|
* Copyright (C) 1999,2000 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\t\tDereference symbolic links.\n"
|
|
"\t-name PATTERN\tFile name (leading directories removed) matches PATTERN.\n"
|
|
"\t-print\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);
|
|
}
|