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/****************************************************************************
**
** Copyright (C) 2021 Ivan Komissarov (abbapoh@gmail.com)
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qbs.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef PC_PACKAGE_H
#define PC_PACKAGE_H
#include <variant.h>
#include <map>
#include <optional>
#include <stdexcept>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
namespace qbs {
class PcPackage
{
public:
struct Flag
{
enum class Type {
LibraryName = (1 << 0),
StaticLibraryName = (1 << 1),
LibraryPath = (1 << 2),
Framework = (1 << 3),
FrameworkPath = (1 << 4),
LinkerFlag = (1 << 5), // this is a lie, this is DriverLinkerFlags
IncludePath = (1 << 6),
SystemIncludePath = (1 << 7),
DirAfterIncludePath = (1 << 8),
Define = (1 << 9),
CompilerFlag = (1 << 10),
};
Type type{Type::CompilerFlag};
std::string value;
static std::string_view typeToString(Type t);
static std::optional<Type> typeFromString(std::string_view s);
};
struct RequiredVersion
{
enum class ComparisonType {
LessThan,
GreaterThan,
LessThanEqual,
GreaterThanEqual,
Equal,
NotEqual,
AlwaysMatch
};
std::string name;
ComparisonType comparison{ComparisonType::GreaterThanEqual};
std::string version;
static std::string_view comparisonToString(ComparisonType t);
static std::optional<ComparisonType> comparisonFromString(std::string_view s);
};
std::string filePath;
std::string baseFileName;
std::string name;
std::string version;
std::string description;
std::string url;
std::vector<Flag> libs;
std::vector<Flag> libsPrivate;
std::vector<Flag> cflags;
std::vector<RequiredVersion> requiresPublic;
std::vector<RequiredVersion> requiresPrivate;
std::vector<RequiredVersion> conflicts;
std::optional<std::string> oldPrefix;
using VariablesMap = std::map<std::string, std::string, std::less<>>;
VariablesMap variables;
bool uninstalled{false};
static bool shouldRewriteSysroot(std::string_view sysroot, std::string_view value);
PcPackage prependSysroot(std::string_view sysroot) &&;
PcPackage removeSystemLibraryPaths(const std::unordered_set<std::string> &libraryPaths) &&;
};
class PcBrokenPackage
{
public:
std::string filePath;
std::string baseFileName;
std::string errorText;
};
class PcPackageVariant: public Variant::variant<PcPackage, PcBrokenPackage>
{
public:
using Base = Variant::variant<PcPackage, PcBrokenPackage>;
using Base::Base;
bool isValid() const noexcept { return index() == 0; }
bool isBroken() const noexcept { return index() == 1; }
const PcPackage &asPackage() const { return Variant::get<PcPackage>(*this); }
PcPackage &asPackage() { return Variant::get<PcPackage>(*this); }
const PcBrokenPackage &asBrokenPackage() const { return Variant::get<PcBrokenPackage>(*this); }
PcBrokenPackage &asBrokenPackage() { return Variant::get<PcBrokenPackage>(*this); }
template<typename F>
decltype(auto) visit(F &&f) const
{
return Variant::visit(std::forward<F>(f), static_cast<const Base &>(*this));
}
template<typename F>
decltype(auto) visit(F &&f)
{
return Variant::visit(std::forward<F>(f), static_cast<Base &>(*this));
}
const std::string &getBaseFileName() const
{
return visit([](auto &&value) noexcept -> const std::string & {
return value.baseFileName;
});
}
};
class PcException: public std::runtime_error
{
public:
explicit PcException(const std::string &message) : std::runtime_error(message) {}
};
inline bool operator==(const PcPackage::Flag &lhs, const PcPackage::Flag &rhs)
{
return lhs.type == rhs.type && lhs.value == rhs.value;
}
inline bool operator!=(const PcPackage::Flag &lhs, const PcPackage::Flag &rhs)
{
return !(lhs == rhs);
}
namespace Internal {
// fast versions (no allocations) of the QFileInfo methods
std::string_view fileName(std::string_view filePath);
std::string_view completeBaseName(std::string_view filePath);
std::string_view parentPath(std::string_view path);
inline bool startsWith(std::string_view haystack, std::string_view needle)
{
return haystack.size() >= needle.size() && haystack.compare(0, needle.size(), needle) == 0;
}
inline bool endsWith(std::string_view haystack, std::string_view needle)
{
return haystack.size() >= needle.size()
&& haystack.compare(haystack.size() - needle.size(), needle.size(), needle) == 0;
}
} // Internal
} // namespace qbs
namespace std {
template<> struct hash<qbs::PcPackage::Flag>
{
size_t operator()(const qbs::PcPackage::Flag &v) const noexcept
{
return hash<std::string>()(v.value) + size_t(v.type);
}
};
} // namespace std
#endif // PC_PACKAGE_H
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