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https://github.com/topjohnwu/ndk-busybox.git
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105 lines
2.4 KiB
C
105 lines
2.4 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini rm implementation for busybox
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*
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*
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* Copyright (C) 1999 by Lineo, inc.
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* Written by Erik Andersen <andersen@lineo.com>, <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 "internal.h"
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#include <stdio.h>
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#include <time.h>
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#include <utime.h>
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#include <dirent.h>
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#include <errno.h>
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static const char *rm_usage = "rm [OPTION]... FILE...\n\n"
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"Remove (unlink) the FILE(s).\n\n"
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"Options:\n"
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"\t-f\t\tremove existing destinations, never prompt\n"
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"\t-r or -R\tremove the contents of directories recursively\n";
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static int recursiveFlag = FALSE;
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static int forceFlag = FALSE;
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static const char *srcName;
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static int fileAction(const char *fileName, struct stat *statbuf)
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{
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if (unlink(fileName) < 0) {
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perror(fileName);
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return (FALSE);
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}
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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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if (rmdir(fileName) < 0) {
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perror(fileName);
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return (FALSE);
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}
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return (TRUE);
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}
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extern int rm_main(int argc, char **argv)
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{
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struct stat statbuf;
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if (argc < 2) {
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usage(rm_usage);
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}
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argc--;
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argv++;
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/* Parse any options */
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while (**argv == '-') {
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while (*++(*argv))
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switch (**argv) {
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case 'R':
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case 'r':
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recursiveFlag = TRUE;
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break;
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case 'f':
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forceFlag = TRUE;
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break;
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default:
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usage(rm_usage);
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}
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argc--;
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argv++;
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}
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while (argc-- > 0) {
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srcName = *(argv++);
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if (forceFlag == TRUE && lstat(srcName, &statbuf) != 0
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&& errno == ENOENT) {
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/* do not reports errors for non-existent files if -f, just skip them */
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} else {
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if (recursiveAction(srcName, recursiveFlag, FALSE,
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TRUE, fileAction, dirAction) == FALSE) {
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exit(FALSE);
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}
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}
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}
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exit(TRUE);
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}
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