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tar: Automatically recognize gzip archives

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This commit is contained in:
Tim Schumacher 2022-02-17 23:35:11 +01:00 • committed by Andreas Kling
parent 4487e515f7
commit b689e8b7f4
2 changed files with 12 additions and 4 deletions
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13
Userland/Utilities/tar.cpp
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@ -28,7 +28,8 @@ int main(int argc, char** argv)
bool list = false;
bool verbose = false;
bool gzip = false;
const char* archive_file = nullptr;
bool no_auto_compress = false;
StringView archive_file;
const char* directory = nullptr;
Vector<const char*> paths;
@ -38,6 +39,7 @@ int main(int argc, char** argv)
args_parser.add_option(list, "List contents", "list", 't');
args_parser.add_option(verbose, "Print paths", "verbose", 'v');
args_parser.add_option(gzip, "Compress or decompress file using gzip", "gzip", 'z');
args_parser.add_option(no_auto_compress, "Do not use the archive suffix to select the compression algorithm", "no-auto-compress", 0);
args_parser.add_option(directory, "Directory to extract to/create from", "directory", 'C', "DIRECTORY");
args_parser.add_option(archive_file, "Archive file", "file", 'f', "FILE");
args_parser.add_positional_argument(paths, "Paths", "PATHS", Core::ArgsParser::Required::No);
@ -48,10 +50,15 @@ int main(int argc, char** argv)
return 1;
}
if (!no_auto_compress && !archive_file.is_empty()) {
if (archive_file.ends_with(".gz"sv) || archive_file.ends_with(".tgz"sv))
gzip = true;
}
if (list || extract) {
auto file = Core::File::standard_input();
if (archive_file) {
if (!archive_file.is_empty()) {
auto maybe_file = Core::File::open(archive_file, Core::OpenMode::ReadOnly);
if (maybe_file.is_error()) {
warnln("Core::File::open: {}", maybe_file.error());
@ -160,7 +167,7 @@ int main(int argc, char** argv)
auto file = Core::File::standard_output();
if (archive_file) {
if (!archive_file.is_empty()) {
auto maybe_file = Core::File::open(archive_file, Core::OpenMode::WriteOnly);
if (maybe_file.is_error()) {
warnln("Core::File::open: {}", maybe_file.error());