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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/LexicalPath.h>
#include <AK/String.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/File.h>
#include <LibCore/System.h>
#include <LibMain/Main.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <unistd.h>
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
TRY(Core::System::pledge("stdio rpath wpath cpath fattr"));
// NOTE: The "force" option is a dummy for now, it's just here to silence scripts that use "mv -f"
// In the future, it might be used to cancel out an "-i" interactive option.
bool force = false;
bool verbose = false;
Vector<const char*> paths;
Core::ArgsParser args_parser;
args_parser.add_option(force, "Force", "force", 'f');
args_parser.add_option(verbose, "Verbose", "verbose", 'v');
args_parser.add_positional_argument(paths, "Paths to files being moved followed by target location", "paths");
args_parser.parse(arguments);
if (paths.size() < 2) {
args_parser.print_usage(stderr, arguments.argv[0]);
return 1;
}
auto original_new_path = paths.take_last();
struct stat st;
int rc = lstat(original_new_path, &st);
if (rc != 0 && errno != ENOENT) {
perror("lstat");
return 1;
}
if (paths.size() > 1 && !S_ISDIR(st.st_mode)) {
warnln("Target is not a directory: {}", original_new_path);
return 1;
}
auto my_umask = umask(0);
umask(my_umask);
for (auto& old_path : paths) {
String combined_new_path;
const char* new_path = original_new_path;
if (S_ISDIR(st.st_mode)) {
auto old_basename = LexicalPath::basename(old_path);
combined_new_path = String::formatted("{}/{}", original_new_path, old_basename);
new_path = combined_new_path.characters();
}
rc = rename(old_path, new_path);
if (rc < 0) {
if (errno == EXDEV) {
auto result = Core::File::copy_file_or_directory(
new_path, old_path,
Core::File::RecursionMode::Allowed,
Core::File::LinkMode::Disallowed,
Core::File::AddDuplicateFileMarker::No);
if (result.is_error()) {
warnln("mv: could not move '{}': {}", old_path, static_cast<Error const&>(result.error()));
return 1;
}
rc = unlink(old_path);
if (rc < 0)
warnln("mv: unlink '{}': {}", old_path, strerror(errno));
} else {
warnln("mv: cannot move '{}' : {}", old_path, strerror(errno));
}
}
if (verbose && rc == 0)
outln("renamed '{}' -> '{}'", old_path, new_path);
}
return 0;
}
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