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serenity/Userland/Utilities/basename.cpp
Andreas Kling 9388cf327f basename: Support suffix stripping
Allow passing an optional suffix argument to `basename` which is then
stripped from the resulting basename (unless the resulting basename is
identical to the suffix.)

https://pubs.opengroup.org/onlinepubs/9699919799/utilities/basename.html
2021-06-01 09:05:15 +02:00

33 lines
950 B
C++

/*
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/LexicalPath.h>
#include <LibCore/ArgsParser.h>
#include <stdio.h>
#include <unistd.h>
int main(int argc, char** argv)
{
if (pledge("stdio", nullptr) < 0) {
perror("pledge");
return 1;
}
StringView path;
StringView suffix;
Core::ArgsParser args_parser;
args_parser.add_positional_argument(path, "Path to get basename from", "path");
args_parser.add_positional_argument(suffix, "Suffix to strip from name", "suffix", Core::ArgsParser::Required::No);
args_parser.parse(argc, argv);
auto basename = LexicalPath(path).basename();
if (!suffix.is_null() && basename.length() != suffix.length() && basename.ends_with(suffix))
outln("{}", basename.substring_view(0, basename.length() - suffix.length()));
else
outln("{}", basename);
return 0;
}