From 8364135939a0c181e3c40cfec0720128e86623e6 Mon Sep 17 00:00:00 2001
From: Timon Kruiper <timonkruiper@gmail.com>
Date: Tue, 25 Oct 2022 18:55:42 +0200
Subject: Kernel/aarch64: Unify building kernel source files in CMakeLists.txt

This now builds most of the kernel source files for both x86(_64) and
the aarch64 build. Also remove a bunch of stubbed functions. :^)
---
 Kernel/Arch/aarch64/Dummy.cpp | 426 ++----------------------------------------
 Kernel/CMakeLists.txt         | 178 ++++++------------
 2 files changed, 73 insertions(+), 531 deletions(-)

diff --git a/Kernel/Arch/aarch64/Dummy.cpp b/Kernel/Arch/aarch64/Dummy.cpp
index 0c78fcefc5..2d13ddd1d8 100644
--- a/Kernel/Arch/aarch64/Dummy.cpp
+++ b/Kernel/Arch/aarch64/Dummy.cpp
@@ -7,22 +7,10 @@
 #include <AK/Singleton.h>
 #include <AK/Types.h>
 
-#include <Kernel/Coredump.h>
-#include <Kernel/FileSystem/Inode.h>
-#include <Kernel/FileSystem/ProcFS.h>
-#include <Kernel/KString.h>
-#include <Kernel/Locking/SpinlockProtected.h>
-#include <Kernel/Memory/SharedInodeVMObject.h>
-#include <Kernel/Panic.h>
-#include <Kernel/PhysicalAddress.h>
+#include <Kernel/Arch/Delay.h>
 #include <Kernel/Process.h>
-#include <Kernel/ProcessExposed.h>
-#include <Kernel/Scheduler.h>
 #include <Kernel/Sections.h>
-#include <Kernel/TTY/TTY.h>
-#include <Kernel/ThreadTracer.h>
-#include <Kernel/TimerQueue.h>
-#include <Kernel/UserOrKernelBuffer.h>
+#include <Kernel/kstdio.h>
 
 // Process
 char const* asm_signal_trampoline = nullptr;
@@ -44,430 +32,40 @@ ErrorOr<void> Process::exec(NonnullOwnPtr<KString>, NonnullOwnPtrVector<KString>
 
 }
 
-// OpenFileDescription
+// Delay.cpp
 namespace Kernel {
 
-OpenFileDescription::~OpenFileDescription()
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<size_t> OpenFileDescription::write(UserOrKernelBuffer const&, size_t)
-{
-    TODO_AARCH64();
-}
-
-}
-
-// Custody
-namespace Kernel {
-
-SpinlockProtected<Custody::AllCustodiesList>& Custody::all_instances()
-{
-    TODO_AARCH64();
-}
-
-Custody::~Custody()
-{
-    TODO_AARCH64();
-}
-
-}
-
-// VirtualFileSystem
-namespace Kernel {
-
-VirtualFileSystem& VirtualFileSystem::the()
-{
-    TODO_AARCH64();
-}
-
-NonnullRefPtr<Custody> VirtualFileSystem::root_custody()
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<NonnullLockRefPtr<OpenFileDescription>> VirtualFileSystem::open(Credentials const&, StringView, int, mode_t, Custody&, Optional<UidAndGid>)
-{
-    TODO_AARCH64();
-}
-
-}
-
-// ProcFS
-namespace Kernel {
-
-ProcFSInode::~ProcFSInode()
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<NonnullLockRefPtr<ProcFSProcessDirectoryInode>> ProcFSProcessDirectoryInode::try_create(ProcFS const&, ProcessID)
-{
-    TODO_AARCH64();
-}
-
-ProcFSComponentRegistry& ProcFSComponentRegistry::the()
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<NonnullLockRefPtr<Inode>> ProcFSInode::create_child(StringView, mode_t, dev_t, UserID, GroupID)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> ProcFSInode::add_child(Inode&, StringView, mode_t)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> ProcFSInode::remove_child(StringView)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> ProcFSInode::chmod(mode_t)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> ProcFSInode::chown(UserID, GroupID)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> ProcFSInode::flush_metadata()
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> ProcFSGlobalInode::attach(OpenFileDescription&)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<size_t> ProcFSGlobalInode::read_bytes_locked(off_t, size_t, UserOrKernelBuffer&, OpenFileDescription*) const
-{
-    TODO_AARCH64();
-}
-
-StringView ProcFSGlobalInode::name() const
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> ProcFSGlobalInode::traverse_as_directory(Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<NonnullLockRefPtr<Inode>> ProcFSGlobalInode::lookup(StringView)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> ProcFSGlobalInode::truncate(u64)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> ProcFSGlobalInode::update_timestamps(Optional<time_t>, Optional<time_t>, Optional<time_t>)
-{
-    TODO_AARCH64();
-}
-
-InodeMetadata ProcFSGlobalInode::metadata() const
-{
-    TODO_AARCH64();
-}
-
-void ProcFSGlobalInode::did_seek(OpenFileDescription&, off_t)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<size_t> ProcFSGlobalInode::write_bytes_locked(off_t, size_t, UserOrKernelBuffer const&, OpenFileDescription*)
-{
-    TODO_AARCH64();
-}
-
-}
-
-// ProcessGroup
-namespace Kernel {
-
-ProcessGroup::~ProcessGroup()
-{
-    TODO_AARCH64();
-}
-
-}
-
-// ProcessExposed
-namespace Kernel {
-
-ErrorOr<NonnullLockRefPtr<Inode>> ProcFSExposedComponent::to_inode(ProcFS const&) const
-{
-    TODO_AARCH64();
-}
-
-InodeIndex SegmentedProcFSIndex::build_segmented_index_for_main_property_in_pid_directory(ProcessID, SegmentedProcFSIndex::MainProcessProperty)
-{
-    TODO_AARCH64();
-}
-
-InodeIndex SegmentedProcFSIndex::build_segmented_index_for_pid_directory(ProcessID)
-{
-    TODO_AARCH64();
-}
-
-InodeIndex SegmentedProcFSIndex::build_segmented_index_for_sub_directory(ProcessID, ProcessSubDirectory)
-{
-    TODO_AARCH64();
-}
-
-ProcFSExposedComponent::ProcFSExposedComponent()
-{
-    TODO_AARCH64();
-}
-
-}
-
-// FileSystem
-namespace Kernel {
-
-FileSystem::DirectoryEntryView::DirectoryEntryView(StringView, InodeIdentifier, u8)
-{
-    TODO_AARCH64();
-}
-
-}
-
-// Coredump
-namespace Kernel {
-
-ErrorOr<NonnullOwnPtr<Coredump>> Coredump::try_create(NonnullLockRefPtr<Process>, StringView)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> Coredump::write()
+void microseconds_delay(u32)
 {
     TODO_AARCH64();
 }
 
 }
 
-// ThreadBlockers
-namespace Kernel {
-
-bool Thread::Blocker::setup_blocker()
-{
-    TODO_AARCH64();
-}
+// Initializer.cpp
+namespace Kernel::PCI {
 
-void Thread::Blocker::finalize()
-{
-}
+bool g_pci_access_io_probe_failed { false };
+bool g_pci_access_is_disabled_from_commandline { false };
 
-Thread::Blocker::~Blocker()
-{
-    TODO_AARCH64();
 }
 
-void Thread::Blocker::begin_blocking(Badge<Thread>)
+// kprintf.cpp
+void dbgputstr(StringView)
 {
     TODO_AARCH64();
 }
 
-Thread::BlockTimeout::BlockTimeout(bool, Time const*, Time const*, clockid_t)
+void dbgputstr(char const*, size_t)
 {
     TODO_AARCH64();
 }
 
-bool Thread::JoinBlocker::unblock(void*, bool)
+void dbgputchar(char)
 {
     TODO_AARCH64();
 }
 
-bool Thread::SignalBlocker::check_pending_signals(bool)
-{
-    TODO_AARCH64();
-}
-
-Thread::SleepBlocker::SleepBlocker(BlockTimeout const&, Time*)
-{
-    TODO_AARCH64();
-}
-
-Thread::BlockResult Thread::SleepBlocker::block_result()
-{
-    TODO_AARCH64();
-}
-
-Thread::BlockTimeout const& Thread::SleepBlocker::override_timeout(BlockTimeout const&)
-{
-    TODO_AARCH64();
-}
-
-void Thread::SleepBlocker::will_unblock_immediately_without_blocking(UnblockImmediatelyReason)
-{
-    TODO_AARCH64();
-}
-
-void Thread::SleepBlocker::was_unblocked(bool)
-{
-    TODO_AARCH64();
-}
-
-bool Thread::WaitQueueBlocker::unblock()
-{
-    TODO_AARCH64();
-}
-
-Thread::WaitQueueBlocker::WaitQueueBlocker(WaitQueue& wait_queue, StringView)
-    : m_wait_queue(wait_queue)
-{
-    TODO_AARCH64();
-}
-
-bool Thread::WaitQueueBlocker::setup_blocker()
-{
-    TODO_AARCH64();
-}
-
-Thread::WaitQueueBlocker::~WaitQueueBlocker()
-{
-    TODO_AARCH64();
-}
-
-void Thread::WaitBlockerSet::finalize()
-{
-    TODO_AARCH64();
-}
-
-bool Thread::WaitBlockerSet::unblock(Process&, WaitBlocker::UnblockFlags, u8)
-{
-    TODO_AARCH64();
-}
-
-void Thread::WaitBlockerSet::disowned_by_waiter(Process&)
-{
-    TODO_AARCH64();
-}
-
-bool Thread::WaitBlockerSet::should_add_blocker(Blocker&, void*)
-{
-    TODO_AARCH64();
-}
-
-Thread::WaitBlockerSet::ProcessBlockInfo::~ProcessBlockInfo()
-{
-    TODO_AARCH64();
-}
-
-}
-
-// PerformanceEventBuffer
-namespace Kernel {
-
-bool g_profiling_all_threads = false;
-PerformanceEventBuffer* g_global_perf_events = nullptr;
-
-ErrorOr<void> PerformanceEventBuffer::append(int, unsigned long, unsigned long, AK::StringView, Kernel::Thread*, unsigned long, u64, ErrorOr<FlatPtr>)
-{
-    TODO_AARCH64();
-}
-
-OwnPtr<PerformanceEventBuffer> PerformanceEventBuffer::try_create_with_size(size_t)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> PerformanceEventBuffer::add_process(Process const&, ProcessEventType)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> PerformanceEventBuffer::to_json(KBufferBuilder&) const
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> PerformanceEventBuffer::append_with_ip_and_bp(ProcessID, ThreadID,
-    FlatPtr, FlatPtr, int, u32, FlatPtr, FlatPtr, StringView, FlatPtr, u64, ErrorOr<FlatPtr>)
-{
-    TODO_AARCH64();
-}
-
-}
-
-// LockRank
-namespace Kernel {
-
-void track_lock_acquire(LockRank) { }
-void track_lock_release(LockRank) { }
-
-}
-
-// Inode
-namespace Kernel {
-
-static Singleton<SpinlockProtected<Inode::AllInstancesList>> s_all_instances;
-
-SpinlockProtected<Inode::AllInstancesList>& Inode::all_instances()
-{
-    TODO_AARCH64();
-    return s_all_instances;
-}
-
-LockRefPtr<Memory::SharedInodeVMObject> Inode::shared_vmobject() const
-{
-    TODO_AARCH64();
-    return LockRefPtr<Memory::SharedInodeVMObject>(nullptr);
-}
-
-void Inode::will_be_destroyed()
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> Inode::set_shared_vmobject(Memory::SharedInodeVMObject&)
-{
-    TODO_AARCH64();
-    return {};
-}
-
-ErrorOr<size_t> Inode::read_bytes(off_t, size_t, UserOrKernelBuffer&, OpenFileDescription*) const
-{
-    TODO_AARCH64();
-    return 0;
-}
-
-ErrorOr<size_t> Inode::write_bytes(off_t, size_t, UserOrKernelBuffer const&, OpenFileDescription*)
-{
-    TODO_AARCH64();
-    return 0;
-}
-
-ErrorOr<void> Inode::update_timestamps([[maybe_unused]] Optional<time_t> atime, [[maybe_unused]] Optional<time_t> ctime, [[maybe_unused]] Optional<time_t> mtime)
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> Inode::increment_link_count()
-{
-    TODO_AARCH64();
-}
-
-ErrorOr<void> Inode::decrement_link_count()
-{
-    TODO_AARCH64();
-}
-
-}
-
 // x86 init
 
 multiboot_module_entry_t multiboot_copy_boot_modules_array[16];
diff --git a/Kernel/CMakeLists.txt b/Kernel/CMakeLists.txt
index 84f775b433..5b24d5ef26 100644
--- a/Kernel/CMakeLists.txt
+++ b/Kernel/CMakeLists.txt
@@ -187,7 +187,6 @@ set(KERNEL_SOURCES
     Interrupts/GenericInterruptHandler.cpp
     Interrupts/IRQHandler.cpp
     Interrupts/SharedIRQHandler.cpp
-    Interrupts/SpuriousInterruptHandler.cpp
     Interrupts/UnhandledInterruptHandler.cpp
     KBufferBuilder.cpp
     KLexicalPath.cpp
@@ -230,7 +229,6 @@ set(KERNEL_SOURCES
     Net/Socket.cpp
     Net/TCPSocket.cpp
     Net/UDPSocket.cpp
-    Panic.cpp
     PerformanceEventBuffer.cpp
     Process.cpp
     ProcessExposed.cpp
@@ -240,7 +238,6 @@ set(KERNEL_SOURCES
     Random.cpp
     Scheduler.cpp
     StdLib.cpp
-    Syscall.cpp
     Syscalls/anon_create.cpp
     Syscalls/access.cpp
     Syscalls/alarm.cpp
@@ -253,11 +250,9 @@ set(KERNEL_SOURCES
     Syscalls/disown.cpp
     Syscalls/dup2.cpp
     Syscalls/emuctl.cpp
-    Syscalls/execve.cpp
     Syscalls/exit.cpp
     Syscalls/fallocate.cpp
     Syscalls/fcntl.cpp
-    Syscalls/fork.cpp
     Syscalls/fsync.cpp
     Syscalls/ftruncate.cpp
     Syscalls/futex.cpp
@@ -273,7 +268,6 @@ set(KERNEL_SOURCES
     Syscalls/lseek.cpp
     Syscalls/mkdir.cpp
     Syscalls/mknod.cpp
-    Syscalls/mmap.cpp
     Syscalls/mount.cpp
     Syscalls/open.cpp
     Syscalls/perf_event.cpp
@@ -283,7 +277,6 @@ set(KERNEL_SOURCES
     Syscalls/prctl.cpp
     Syscalls/process.cpp
     Syscalls/profiling.cpp
-    Syscalls/ptrace.cpp
     Syscalls/purge.cpp
     Syscalls/read.cpp
     Syscalls/readlink.cpp
@@ -295,7 +288,6 @@ set(KERNEL_SOURCES
     Syscalls/sendfd.cpp
     Syscalls/setpgid.cpp
     Syscalls/setuid.cpp
-    Syscalls/sigaction.cpp
     Syscalls/socket.cpp
     Syscalls/stat.cpp
     Syscalls/statvfs.cpp
@@ -329,7 +321,6 @@ set(KERNEL_SOURCES
     UserOrKernelBuffer.cpp
     WaitQueue.cpp
     WorkQueue.cpp
-    kprintf.cpp
 )
 
 if ("${SERENITY_ARCH}" STREQUAL "i686" OR "${SERENITY_ARCH}" STREQUAL "x86_64")
@@ -375,6 +366,17 @@ if ("${SERENITY_ARCH}" STREQUAL "i686" OR "${SERENITY_ARCH}" STREQUAL "x86_64")
         Arch/x86/Time/RTC.cpp
 
         Arch/x86/VGA/IOArbiter.cpp
+
+        # TODO: Share these with the aarch64 build
+        Interrupts/SpuriousInterruptHandler.cpp
+        kprintf.cpp
+        Panic.cpp
+        Syscall.cpp
+        Syscalls/execve.cpp
+        Syscalls/fork.cpp
+        Syscalls/mmap.cpp
+        Syscalls/ptrace.cpp
+        Syscalls/sigaction.cpp
     )
 
     set(KERNEL_SOURCES
@@ -414,6 +416,48 @@ if ("${SERENITY_ARCH}" STREQUAL "i686" OR "${SERENITY_ARCH}" STREQUAL "x86_64")
             ${CMAKE_CURRENT_SOURCE_DIR}/Arch/x86/${KERNEL_ARCH}/Atomics.cpp
         )
     endif()
+elseif("${SERENITY_ARCH}" STREQUAL "aarch64")
+    set(RPI_SOURCES
+        Arch/aarch64/RPi/DebugOutput.cpp
+        Arch/aarch64/RPi/Framebuffer.cpp
+        Arch/aarch64/RPi/GPIO.cpp
+        Arch/aarch64/RPi/InterruptController.cpp
+        Arch/aarch64/RPi/Mailbox.cpp
+        Arch/aarch64/RPi/MMIO.cpp
+        Arch/aarch64/RPi/Timer.cpp
+        Arch/aarch64/RPi/UART.cpp
+    )
+    set(KERNEL_SOURCES
+        ${KERNEL_SOURCES}
+        ${RPI_SOURCES}
+        Arch/Processor.cpp
+
+        Arch/aarch64/boot.S
+        Arch/aarch64/BootPPMParser.cpp
+        Arch/aarch64/CrashHandler.cpp
+        Arch/aarch64/CurrentTime.cpp
+        Arch/aarch64/Dummy.cpp
+        Arch/aarch64/Exceptions.cpp
+        Arch/aarch64/init.cpp
+        Arch/aarch64/InterruptManagement.cpp
+        Arch/aarch64/Interrupts.cpp
+        Arch/aarch64/kprintf.cpp
+        Arch/aarch64/MainIdRegister.cpp
+        Arch/aarch64/MMU.cpp
+        Arch/aarch64/PageDirectory.cpp
+        Arch/aarch64/Panic.cpp
+        Arch/aarch64/Processor.cpp
+        Arch/aarch64/SafeMem.cpp
+        Arch/aarch64/ScopedCritical.cpp
+        Arch/aarch64/SmapDisabler.cpp
+        Arch/aarch64/vector_table.S
+    )
+
+    # Otherwise linker errors e.g undefined reference to `__aarch64_cas8_acq_rel'
+    add_compile_options(-mno-outline-atomics -latomic)
+
+    # FIXME: Remove this once compiling MemoryManager.cpp doesn't give the nonnull error anymore.
+    add_compile_options(-Wno-nonnull)
 endif()
 
 set(AK_SOURCES
@@ -472,115 +516,15 @@ set(PARTITION_SOURCES
 )
 
 set(SOURCES
+    ${KERNEL_SOURCES}
+    ${GENERATED_SOURCES}
     ${AK_SOURCES}
-    )
-if (NOT "${SERENITY_ARCH}" STREQUAL "aarch64")
-    set(SOURCES
-        ${KERNEL_SOURCES}
-        ${GENERATED_SOURCES}
-        ${SOURCES}
-        ${EDID_SOURCES}
-        ${ELF_SOURCES}
-        ${VT_SOURCES}
-        ${CRYPTO_SOURCES}
-        ${PARTITION_SOURCES}
-    )
-else()
-    set(RPI_SOURCES
-        Arch/aarch64/RPi/DebugOutput.cpp
-        Arch/aarch64/RPi/Framebuffer.cpp
-        Arch/aarch64/RPi/GPIO.cpp
-        Arch/aarch64/RPi/InterruptController.cpp
-        Arch/aarch64/RPi/Mailbox.cpp
-        Arch/aarch64/RPi/MMIO.cpp
-        Arch/aarch64/RPi/Timer.cpp
-        Arch/aarch64/RPi/UART.cpp
-    )
-    set(SOURCES
-        ${AK_SOURCES}
-        ${RPI_SOURCES}
-        ${CRYPTO_SOURCES}
-
-        Arch/Processor.cpp
-
-        Arch/aarch64/boot.S
-        Arch/aarch64/BootPPMParser.cpp
-        Arch/aarch64/CrashHandler.cpp
-        Arch/aarch64/CurrentTime.cpp
-        Arch/aarch64/Dummy.cpp
-        Arch/aarch64/Exceptions.cpp
-        Arch/aarch64/init.cpp
-        Arch/aarch64/InterruptManagement.cpp
-        Arch/aarch64/Interrupts.cpp
-        Arch/aarch64/kprintf.cpp
-        Arch/aarch64/MainIdRegister.cpp
-        Arch/aarch64/MMU.cpp
-        Arch/aarch64/PageDirectory.cpp
-        Arch/aarch64/Panic.cpp
-        Arch/aarch64/Processor.cpp
-        Arch/aarch64/SafeMem.cpp
-        Arch/aarch64/ScopedCritical.cpp
-        Arch/aarch64/SmapDisabler.cpp
-        Arch/aarch64/vector_table.S
-
-        # Files from base Kernel
-        CommandLine.cpp
-        Credentials.cpp
-        KBufferBuilder.cpp
-        KString.cpp
-        KSyms.cpp
-        MiniStdLib.cpp
-        Process.cpp
-        ProcessProcFSTraits.cpp
-        Random.cpp
-        Scheduler.cpp
-        StdLib.cpp
-        Time/TimeManagement.cpp
-        TimerQueue.cpp
-        Thread.cpp
-        ThreadTracer.cpp
-        UBSanitizer.cpp
-        UserOrKernelBuffer.cpp
-        WaitQueue.cpp
-
-        Devices/DeviceManagement.cpp
-
-        Graphics/Console/BootFramebufferConsole.cpp
-        Graphics/Console/GenericFramebufferConsole.cpp
-
-        Locking/Mutex.cpp
-        Locking/Spinlock.cpp
-
-        Memory/AddressSpace.cpp
-        Memory/AnonymousVMObject.cpp
-        Memory/InodeVMObject.cpp
-        Memory/MemoryManager.cpp
-        Memory/PageDirectory.cpp
-        Memory/PhysicalPage.cpp
-        Memory/PhysicalRegion.cpp
-        Memory/PhysicalZone.cpp
-        Memory/PrivateInodeVMObject.cpp
-        Memory/Region.cpp
-        Memory/RegionTree.cpp
-        Memory/RingBuffer.cpp
-        Memory/ScatterGatherList.cpp
-        Memory/ScopedAddressSpaceSwitcher.cpp
-        Memory/SharedInodeVMObject.cpp
-        Memory/VirtualRange.cpp
-        Memory/VMObject.cpp
-
-        Interrupts/GenericInterruptHandler.cpp
-        Interrupts/IRQHandler.cpp
-        Interrupts/SharedIRQHandler.cpp
-        Interrupts/UnhandledInterruptHandler.cpp
-    )
-
-    # Otherwise linker errors e.g undefined reference to `__aarch64_cas8_acq_rel'
-    add_compile_options(-mno-outline-atomics -latomic)
-
-    # FIXME: Remove this once compiling MemoryManager.cpp doesn't give the nonnull error anymore.
-    add_compile_options(-Wno-nonnull)
-endif()
+    ${EDID_SOURCES}
+    ${ELF_SOURCES}
+    ${VT_SOURCES}
+    ${CRYPTO_SOURCES}
+    ${PARTITION_SOURCES}
+)
 
 add_compile_options(-fsigned-char)
 add_compile_options(-Wno-unknown-warning-option -Wvla -Wnull-dereference)
-- 
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