Moved bin/ directory out of apps/.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@11909 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
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/*
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* [un]trash command for Haiku
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* Copyright (c) 2004, Francois Revol - [email protected]
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* provided under the MIT licence
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*/
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <app/Message.h>
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#include <app/Messenger.h>
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#include <kernel/fs_attr.h>
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#include <kernel/fs_info.h>
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#include <storage/Directory.h>
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#include <storage/Entry.h>
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#include <storage/FindDirectory.h>
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#include <storage/Node.h>
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#include <storage/Path.h>
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#include <support/TypeConstants.h>
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static const char *kAttrOriginalPath = "_trk/original_path";
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static const char *kTrackerSig = "application/x-vnd.Be-TRAK";
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int usage(int ret)
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{
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printf("\nSend files to trash, or restore them.\nUsage:\n");
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printf("trash [--restore|--empty|--list] file ...\n");
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printf("\t--restore\trestore files (act as untrash)\n");
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printf("\t--empty\t\tempty the Trash\n");
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printf("\t--list\t\tlist what's already in the Trash\n");
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printf("untrash [--all] [file ...]\n");
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//printf("restore [--all] [file ...]\n");
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return ret;
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}
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status_t untrash(const char *f)
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{
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status_t err;
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char original_path[B_PATH_NAME_LENGTH];
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BPath path(f);
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BNode node(f);
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err = node.InitCheck();
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if (err)
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return err;
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err = node.ReadAttr(kAttrOriginalPath, B_STRING_TYPE, 0LL, original_path, B_PATH_NAME_LENGTH);
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if (err < 0)
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return err;
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err = rename(path.Path(), original_path);
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if (err < 0)
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return err;
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node.RemoveAttr(kAttrOriginalPath);
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return 0;
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}
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status_t trash(const char *f)
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{
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status_t err;
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attr_info ai;
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dev_t dev = -1;
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int nr;
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const char *original_path;
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char trash_dir[B_PATH_NAME_LENGTH];
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char trashed_file[B_PATH_NAME_LENGTH];
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dev = dev_for_path(f);
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err = find_directory(B_TRASH_DIRECTORY, dev, false, trash_dir, B_PATH_NAME_LENGTH);
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if (err < 0)
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return err;
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BNode node(f);
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err = node.InitCheck();
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if (err < 0)
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return err;
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err = node.GetAttrInfo(kAttrOriginalPath, &ai);
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if (err == B_OK)
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return EALREADY;
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if (!strncmp(f, trash_dir, strlen(trash_dir)))
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return EALREADY;
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entry_ref er;
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err = get_ref_for_path(f, &er);
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BPath orgPath(&er);
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err = orgPath.InitCheck();
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if (err < 0)
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return err;
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original_path = orgPath.Path();
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BDirectory trashDir(trash_dir);
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err = trashDir.InitCheck();
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if (err < 0)
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return err;
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for (nr = 0; ; nr++) {
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if (nr > INT_MAX - 1)
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return B_ERROR;
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if (nr)
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snprintf(trashed_file, B_PATH_NAME_LENGTH-1, "%s/%s %d", trash_dir, er.name, nr);
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else
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snprintf(trashed_file, B_PATH_NAME_LENGTH-1, "%s/%s", trash_dir, er.name);
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if (!trashDir.Contains(trashed_file))
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break;
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}
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err = rename(original_path, trashed_file);
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if (err < 0)
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return err;
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err = node.WriteAttr(kAttrOriginalPath, B_STRING_TYPE, 0LL, original_path, strlen(original_path)+1);
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if (err < 0)
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return err;
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return 0;
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}
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status_t show_trashed_file(const char *f)
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{
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status_t err;
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char original_path[B_PATH_NAME_LENGTH];
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BPath path(f);
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BNode node(f);
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err = node.ReadAttr(kAttrOriginalPath, B_STRING_TYPE, 0LL, original_path, B_PATH_NAME_LENGTH);
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if (err < 0)
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return 0;
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//printf("%s\n\t[from] %s\n", f, original_path);
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printf("%s\n\tas: %s\n", original_path, f);
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return 0;
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}
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status_t foreach_in_trash(status_t (*iterator)(const char *))
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{
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status_t err;
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dev_t dev;
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char trash_dir[B_PATH_NAME_LENGTH];
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for (dev = 0; ; ) {
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if (next_dev(&dev) < B_OK)
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break;
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//for each in trash_dir
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err = find_directory(B_TRASH_DIRECTORY, dev, false, trash_dir, B_PATH_NAME_LENGTH);
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if (err)
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continue; /* skip trashless volumes */
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BDirectory trashDir(trash_dir);
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err = trashDir.InitCheck();
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if (err < 0)
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return err;
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entry_ref er;
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while (trashDir.GetNextRef(&er) == B_OK) {
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BPath path(&er);
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if ((err = path.InitCheck()))
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return err;
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err = iterator(path.Path());
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if (err)
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return err;
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}
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}
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return B_OK;
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}
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int main(int argc, char **argv)
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{
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int dountrash = 0;
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int i = 1;
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int err = 0;
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if (strstr(argv[0], "untrash") || strstr(argv[0], "restore"))
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dountrash = 1;
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if (argc < 2)
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return usage(1);
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if (!strcmp(argv[1], "--help"))
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return usage(0);
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if (!strcmp(argv[1], "--restore")) {
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dountrash = 1;
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i++;
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}
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if (!dountrash && !strcmp(argv[1], "--empty")) {
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/* XXX: clean that */
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BMessage msg(B_DELETE_PROPERTY);
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msg.AddSpecifier("Trash");
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BMessenger msgr(kTrackerSig);
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err = msgr.SendMessage(&msg);
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if (err < 0) {
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fprintf(stderr, "Emptying Trash: %s\n", strerror(err));
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return 1;
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}
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return 0;
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}
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if (dountrash && !strcmp(argv[i], "--all")) {
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/* restore all trashed files */
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err = foreach_in_trash(untrash);
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if (err) {
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fprintf(stderr, "untrash: %s\n", strerror(err));
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return 1;
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}
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return 0;
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}
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if (!strcmp(argv[i], "--list")) {
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err = foreach_in_trash(show_trashed_file);
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return 0;
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}
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/* restore files... */
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if (dountrash) {
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for (; i < argc; i++) {
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err = untrash(argv[i]);
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if (err) {
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fprintf(stderr, "%s: %s\n", argv[i], strerror(err));
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return 1;
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}
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}
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return err;
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}
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/* or trash them */
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for (i = 1; i < argc; i++) {
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err = trash(argv[i]);
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if (err) {
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fprintf(stderr, "%s: %s\n", argv[i], strerror(err));
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return 1;
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}
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}
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return err;
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}
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