* Mini rm implementation for busybox
*
*
- * Copyright (C) 1999,2000,2001 by Lineo, inc.
- * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
+ * Copyright (C) 2001 Matt Kraai <kraai@alumni.carnegiemellon.edu>
+ *
*
* 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
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
+#include <getopt.h>
#include "busybox.h"
-static int recursiveFlag = FALSE;
-static int forceFlag = FALSE;
-#ifdef BB_FEATURE_RM_INTERACTIVE
- static int interactiveFlag = FALSE;
-#endif
-static const char *srcName;
-
-
-static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
-{
-#ifdef BB_FEATURE_RM_INTERACTIVE
- if (interactiveFlag == TRUE) {
- printf("rm: remove `%s'? ", fileName);
- if (ask_confirmation() == 0)
- return (TRUE);
- }
-#endif
- if (unlink(fileName) < 0) {
- perror_msg("%s", fileName);
- return (FALSE);
- }
- return (TRUE);
-}
-
-static int dirAction(const char *fileName, struct stat *statbuf, void* junk)
-{
- if (recursiveFlag == FALSE) {
- errno = EISDIR;
- perror_msg("%s", fileName);
- return (FALSE);
- }
-#ifdef BB_FEATURE_RM_INTERACTIVE
- if (interactiveFlag == TRUE) {
- printf("rm: remove directory `%s'? ", fileName);
- if (ask_confirmation() == 0)
- return (TRUE);
- }
-#endif
- if (rmdir(fileName) < 0) {
- perror_msg("%s", fileName);
- return (FALSE);
- }
- return (TRUE);
-}
-
extern int rm_main(int argc, char **argv)
{
- int status = EXIT_SUCCESS;
- int stopIt=FALSE;
- struct stat statbuf;
-
- argc--;
- argv++;
+ int status = 0;
+ int opt;
+ int flags = 0;
+ int i;
- /* Parse any options */
- while (argc > 0 && stopIt == FALSE) {
- if (**argv == '-') {
- while (*++(*argv))
- switch (**argv) {
- case 'R':
- case 'r':
- recursiveFlag = TRUE;
- break;
- case 'f':
- forceFlag = TRUE;
-#ifdef BB_FEATURE_RM_INTERACTIVE
- interactiveFlag = FALSE;
-#endif
- break;
- case 'i':
-#ifdef BB_FEATURE_RM_INTERACTIVE
- interactiveFlag = TRUE;
-#endif
- break;
- case '-':
- stopIt = TRUE;
- break;
- default:
- show_usage();
- }
- argc--;
- argv++;
- }
- else
+ while ((opt = getopt(argc, argv, "fiRr")) != -1) {
+ switch (opt) {
+ case 'f':
+ flags &= ~FILEUTILS_INTERACTIVE;
+ flags |= FILEUTILS_FORCE;
+ break;
+ case 'i':
+ flags &= ~FILEUTILS_FORCE;
+ flags |= FILEUTILS_INTERACTIVE;
+ break;
+ case 'R':
+ case 'r':
+ flags |= FILEUTILS_RECUR;
break;
+ }
}
- if (argc < 1 && forceFlag == FALSE) {
+ if (!(flags & FILEUTILS_FORCE) && optind == argc)
show_usage();
- }
- while (argc-- > 0) {
- srcName = *(argv++);
- if (forceFlag == TRUE && lstat(srcName, &statbuf) != 0
- && errno == ENOENT) {
- /* do not reports errors for non-existent files if -f, just skip them */
- } else {
- if (recursive_action(srcName, recursiveFlag, FALSE,
- TRUE, fileAction, dirAction, NULL) == FALSE) {
- status = EXIT_FAILURE;
- }
+ for (i = optind; i < argc; i++) {
+ char *base = get_last_path_component(argv[i]);
+
+ if (strcmp(base, ".") == 0 || strcmp(base, "..") == 0) {
+ error_msg("cannot remove `.' or `..'");
+ status = 1;
+ continue;
}
+
+ if (remove_file(argv[i], flags) < 0)
+ status = 1;
}
+
return status;
}