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LibCore: Add StandardPaths thing to retrieve various standard locations

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Fixes #1853.
This commit is contained in:
Andreas Kling 2020-04-19 19:57:05 +02:00
parent 3b434068eb
commit c45e16f605
10 changed files with 51 additions and 25 deletions
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61
Libraries/LibCore/StandardPaths.cpp Normal file
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/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/FileSystemPath.h>
#include <AK/String.h>
#include <AK/StringBuilder.h>
#include <LibCore/StandardPaths.h>
#include <pwd.h>
#include <stdlib.h>
#include <unistd.h>
namespace Core {
String StandardPaths::home_directory()
{
if (auto* home_env = getenv("HOME"))
return canonicalized_path(home_env);
auto* pwd = getpwuid(getuid());
String path = pwd ? pwd->pw_dir : "/";
endpwent();
return canonicalized_path(path);
}
String StandardPaths::desktop_directory()
{
StringBuilder builder;
builder.append(home_directory());
builder.append("/Desktop");
return canonicalized_path(builder.to_string());
}
String StandardPaths::tempfile_directory()
{
return "/tmp";
}
}