Files
clang-r547379/include/clang/Driver/Distro.h
Ryan Prichard 6024e5c395 Update prebuilt Clang to r547379 (20.0.0).
clang 20.0.0 (based on r547379) from build 12806354.

Bug: http://b/379133546
Test: N/A
Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b

Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
2025-11-26 14:59:46 -05:00

148 lines
3.5 KiB
C++

//===--- Distro.h - Linux distribution detection support --------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_DRIVER_DISTRO_H
#define LLVM_CLANG_DRIVER_DISTRO_H
#include "llvm/Support/VirtualFileSystem.h"
#include "llvm/TargetParser/Triple.h"
namespace clang {
namespace driver {
/// Distro - Helper class for detecting and classifying Linux distributions.
///
/// This class encapsulates the clang Linux distribution detection mechanism
/// as well as helper functions that match the specific (versioned) results
/// into wider distribution classes.
class Distro {
public:
enum DistroType {
// Special value means that no detection was performed yet.
UninitializedDistro,
// NB: Releases of a particular Linux distro should be kept together
// in this enum, because some tests are done by integer comparison against
// the first and last known member in the family, e.g. IsRedHat().
AlpineLinux,
ArchLinux,
DebianLenny,
DebianSqueeze,
DebianWheezy,
DebianJessie,
DebianStretch,
DebianBuster,
DebianBullseye,
DebianBookworm,
DebianTrixie,
Exherbo,
RHEL5,
RHEL6,
RHEL7,
Fedora,
Gentoo,
OpenSUSE,
UbuntuHardy,
UbuntuIntrepid,
UbuntuJaunty,
UbuntuKarmic,
UbuntuLucid,
UbuntuMaverick,
UbuntuNatty,
UbuntuOneiric,
UbuntuPrecise,
UbuntuQuantal,
UbuntuRaring,
UbuntuSaucy,
UbuntuTrusty,
UbuntuUtopic,
UbuntuVivid,
UbuntuWily,
UbuntuXenial,
UbuntuYakkety,
UbuntuZesty,
UbuntuArtful,
UbuntuBionic,
UbuntuCosmic,
UbuntuDisco,
UbuntuEoan,
UbuntuFocal,
UbuntuGroovy,
UbuntuHirsute,
UbuntuImpish,
UbuntuJammy,
UbuntuKinetic,
UbuntuLunar,
UbuntuMantic,
UbuntuNoble,
UbuntuOracular,
UnknownDistro
};
private:
/// The distribution, possibly with specific version.
DistroType DistroVal;
public:
/// @name Constructors
/// @{
/// Default constructor leaves the distribution unknown.
Distro() : DistroVal() {}
/// Constructs a Distro type for specific distribution.
Distro(DistroType D) : DistroVal(D) {}
/// Detects the distribution using specified VFS.
explicit Distro(llvm::vfs::FileSystem &VFS, const llvm::Triple &TargetOrHost);
bool operator==(const Distro &Other) const {
return DistroVal == Other.DistroVal;
}
bool operator!=(const Distro &Other) const {
return DistroVal != Other.DistroVal;
}
bool operator>=(const Distro &Other) const {
return DistroVal >= Other.DistroVal;
}
bool operator<=(const Distro &Other) const {
return DistroVal <= Other.DistroVal;
}
/// @}
/// @name Convenience Predicates
/// @{
bool IsRedhat() const {
return DistroVal == Fedora || (DistroVal >= RHEL5 && DistroVal <= RHEL7);
}
bool IsOpenSUSE() const { return DistroVal == OpenSUSE; }
bool IsDebian() const {
return DistroVal >= DebianLenny && DistroVal <= DebianTrixie;
}
bool IsUbuntu() const {
return DistroVal >= UbuntuHardy && DistroVal <= UbuntuOracular;
}
bool IsAlpineLinux() const { return DistroVal == AlpineLinux; }
bool IsGentoo() const { return DistroVal == Gentoo; }
/// @}
};
} // end namespace driver
} // end namespace clang
#endif