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Support compiling for FreeBSD

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This commit is contained in:
Connor McLaughlin 2021-03-07 19:29:57 +10:00
parent 7190c571f9
commit 627f147a90
8 changed files with 72 additions and 27 deletions
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24
src/common/file_system.cpp
View file

@ -15,6 +15,10 @@
#include <malloc.h>
#endif
#ifdef __FreeBSD__
#include <sys/sysctl.h>
#endif
#if defined(WIN32)
#include <shlobj.h>
#else
@ -1407,7 +1411,7 @@ static u32 RecursiveFindFiles(const char* OriginPath, const char* ParentPath, co
FILESYSTEM_FIND_DATA outData;
outData.Attributes = 0;
#if defined(__HAIKU__) || defined(__APPLE__)
#if defined(__HAIKU__) || defined(__APPLE__) || defined(__FreeBSD__)
struct stat sDir;
if (stat(full_path, &sDir) < 0)
continue;
@ -1505,7 +1509,7 @@ bool StatFile(const char* Path, FILESYSTEM_STAT_DATA* pStatData)
return false;
// stat file
#if defined(__HAIKU__) || defined(__APPLE__)
#if defined(__HAIKU__) || defined(__APPLE__) || defined(__FreeBSD__)
struct stat sysStatData;
if (stat(Path, &sysStatData) < 0)
#else
@ -1539,7 +1543,7 @@ bool StatFile(std::FILE* fp, FILESYSTEM_STAT_DATA* pStatData)
return false;
// stat file
#if defined(__HAIKU__) || defined(__APPLE__)
#if defined(__HAIKU__) || defined(__APPLE__) || defined(__FreeBSD__)
struct stat sysStatData;
if (fstat(fd, &sysStatData) < 0)
#else
@ -1573,7 +1577,7 @@ bool FileExists(const char* Path)
return false;
// stat file
#if defined(__HAIKU__) || defined(__APPLE__)
#if defined(__HAIKU__) || defined(__APPLE__) || defined(__FreeBSD__)
struct stat sysStatData;
if (stat(Path, &sysStatData) < 0)
#else
@ -1595,7 +1599,7 @@ bool DirectoryExists(const char* Path)
return false;
// stat file
#if defined(__HAIKU__) || defined(__APPLE__)
#if defined(__HAIKU__) || defined(__APPLE__) || defined(__FreeBSD__)
struct stat sysStatData;
if (stat(Path, &sysStatData) < 0)
#else
@ -1752,6 +1756,16 @@ std::string GetProgramPath()
buffer = static_cast<char*>(std::realloc(buffer, curSize + 1));
}
#elif defined(__FreeBSD__)
int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
char buffer[PATH_MAX];
size_t cb = sizeof(buffer) - 1;
int res = sysctl(mib, countof(mib), buffer, &cb, nullptr, 0);
if (res != 0)
return {};
buffer[cb] = '\0';
return buffer;
#else
return {};
#endif

6
src/common/jit_code_buffer.cpp
View file

@ -45,7 +45,7 @@ bool JitCodeBuffer::Allocate(u32 size /* = 64 * 1024 * 1024 */, u32 far_code_siz
Log_ErrorPrintf("VirtualAlloc(RWX, %u) for internal buffer failed: %u", m_total_size, GetLastError());
return false;
}
#elif defined(__linux__) || defined(__ANDROID__) || defined(__APPLE__) || defined(__HAIKU__)
#elif defined(__linux__) || defined(__ANDROID__) || defined(__APPLE__) || defined(__HAIKU__) || defined(__FreeBSD__)
m_code_ptr = static_cast<u8*>(
mmap(nullptr, m_total_size, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0));
if (!m_code_ptr)
@ -100,7 +100,7 @@ bool JitCodeBuffer::Initialize(void* buffer, u32 size, u32 far_code_size /* = 0
m_code_ptr = static_cast<u8*>(buffer);
m_old_protection = static_cast<u32>(old_protect);
#elif defined(__linux__) || defined(__ANDROID__) || defined(__APPLE__) || defined(__HAIKU__)
#elif defined(__linux__) || defined(__ANDROID__) || defined(__APPLE__) || defined(__HAIKU__) || defined(__FreeBSD__)
if (mprotect(buffer, size, PROT_READ | PROT_WRITE | PROT_EXEC) != 0)
{
Log_ErrorPrintf("mprotect(RWX) for external buffer failed: %d", errno);
@ -148,7 +148,7 @@ void JitCodeBuffer::Destroy()
{
#if defined(WIN32)
VirtualFree(m_code_ptr, 0, MEM_RELEASE);
#elif defined(__linux__) || defined(__ANDROID__) || defined(__APPLE__) || defined(__HAIKU__)
#elif defined(__linux__) || defined(__ANDROID__) || defined(__APPLE__) || defined(__HAIKU__) || defined(__FreeBSD__)
munmap(m_code_ptr, m_total_size);
#endif
}

23
src/common/memory_arena.cpp
View file

@ -13,7 +13,7 @@ Log_SetChannel(Common::MemoryArena);
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <unistd.h>
#elif defined(__linux__) || defined(__APPLE__)
#elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__)
#include <cerrno>
#include <fcntl.h>
#include <sys/mman.h>
@ -73,7 +73,7 @@ void* MemoryArena::FindBaseAddressForMapping(size_t size)
base_address = VirtualAlloc(nullptr, size, MEM_RESERVE, PAGE_READWRITE);
if (base_address)
VirtualFree(base_address, 0, MEM_RELEASE);
#elif defined(__linux__) || defined(__APPLE__)
#elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__)
base_address = mmap(nullptr, size, PROT_NONE, MAP_ANON | MAP_PRIVATE, -1, 0);
if (base_address)
munmap(base_address, size);
@ -153,18 +153,25 @@ bool MemoryArena::Create(size_t size, bool writable, bool executable)
}
return true;
#elif defined(__APPLE__)
#elif defined(__APPLE__) || defined(__FreeBSD__)
#if defined(__APPLE__)
const std::string file_mapping_name =
StringUtil::StdStringFromFormat("duckstation_%u", static_cast<unsigned>(getpid()));
m_shmem_fd = shm_open(file_mapping_name.c_str(), O_CREAT | O_EXCL | (writable ? O_RDWR : O_RDONLY), 0600);
#else
m_shmem_fd = shm_open(SHM_ANON, O_CREAT | O_EXCL | (writable ? O_RDWR : O_RDONLY), 0600);
#endif
if (m_shmem_fd < 0)
{
Log_ErrorPrintf("shm_open failed: %d", errno);
return false;
}
#ifdef __APPLE__
// we're not going to be opening this mapping in other processes, so remove the file
shm_unlink(file_mapping_name.c_str());
#endif
// ensure it's the correct size
if (ftruncate(m_shmem_fd, static_cast<off_t>(size)) < 0)
@ -187,7 +194,7 @@ void MemoryArena::Destroy()
CloseHandle(m_file_handle);
m_file_handle = nullptr;
}
#elif defined(__linux__)
#elif defined(__linux__) || defined(__FreeBSD__)
if (m_shmem_fd > 0)
{
close(m_shmem_fd);
@ -222,7 +229,7 @@ void* MemoryArena::CreateViewPtr(size_t offset, size_t size, bool writable, bool
base_pointer = mmap64(fixed_address, size, prot, flags, m_shmem_fd, static_cast<off64_t>(offset));
if (base_pointer == reinterpret_cast<void*>(-1))
return nullptr;
#elif defined(__APPLE__)
#elif defined(__APPLE__) || defined(__FreeBSD__)
const int flags = (fixed_address != nullptr) ? (MAP_SHARED | MAP_FIXED) : MAP_SHARED;
const int prot = PROT_READ | (writable ? PROT_WRITE : 0) | (executable ? PROT_EXEC : 0);
base_pointer = mmap(fixed_address, size, prot, flags, m_shmem_fd, static_cast<off_t>(offset));
@ -240,7 +247,7 @@ bool MemoryArena::FlushViewPtr(void* address, size_t size)
{
#if defined(WIN32)
return FlushViewOfFile(address, size);
#elif defined(__linux__) || defined(__APPLE__)
#elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__)
return (msync(address, size, 0) >= 0);
#else
return false;
@ -252,7 +259,7 @@ bool MemoryArena::ReleaseViewPtr(void* address, size_t size)
bool result;
#if defined(WIN32)
result = static_cast<bool>(UnmapViewOfFile(address));
#elif defined(__linux__) || defined(__APPLE__)
#elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__)
result = (munmap(address, size) >= 0);
#else
result = false;
@ -279,7 +286,7 @@ bool MemoryArena::SetPageProtection(void* address, size_t length, bool readable,
DWORD old_protect;
return static_cast<bool>(
VirtualProtect(address, length, protection_table[readable][writable][executable], &old_protect));
#elif defined(__linux__) || defined(__ANDROID__) || defined(__APPLE__)
#elif defined(__linux__) || defined(__ANDROID__) || defined(__APPLE__) || defined(__FreeBSD__)
const int prot = (readable ? PROT_READ : 0) | (writable ? PROT_WRITE : 0) | (executable ? PROT_EXEC : 0);
return (mprotect(address, length, prot) >= 0);
#else

2
src/common/memory_arena.h
View file

@ -48,7 +48,7 @@ public:
private:
#if defined(WIN32)
void* m_file_handle = nullptr;
#elif defined(__linux__) || defined(ANDROID) || defined(__APPLE__)
#elif defined(__linux__) || defined(ANDROID) || defined(__APPLE__) || defined(__FreeBSD__)
int m_shmem_fd = -1;
#endif

29
src/common/page_fault_handler.cpp
View file

@ -14,7 +14,7 @@ Log_SetChannel(Common::PageFaultHandler);
#include <ucontext.h>
#include <unistd.h>
#define USE_SIGSEGV 1
#elif defined(__APPLE__)
#elif defined(__APPLE__) || defined(__FreeBSD__)
#include <signal.h>
#include <unistd.h>
#define USE_SIGSEGV 1
@ -36,7 +36,7 @@ static bool IsStoreInstruction(const void* ptr)
{
u32 bits;
std::memcpy(&bits, ptr, sizeof(bits));
// TODO
return false;
}
@ -125,7 +125,7 @@ static void SIGSEGVHandler(int sig, siginfo_t* info, void* ctx)
if ((info->si_code != SEGV_MAPERR && info->si_code != SEGV_ACCERR) || s_in_handler)
return;
#ifndef __APPLE__
#if defined(__linux__) || defined(__ANDROID__)
void* const exception_address = reinterpret_cast<void*>(info->si_addr);
#if defined(CPU_X64)
@ -141,7 +141,9 @@ static void SIGSEGVHandler(int sig, siginfo_t* info, void* ctx)
void* const exception_pc = nullptr;
const bool is_write = false;
#endif
#else // __APPLE__
#elif defined(__APPLE__)
#if defined(CPU_X64)
void* const exception_address =
reinterpret_cast<void*>(static_cast<ucontext_t*>(ctx)->uc_mcontext->__es.__faultvaddr);
@ -156,7 +158,24 @@ static void SIGSEGVHandler(int sig, siginfo_t* info, void* ctx)
void* const exception_pc = nullptr;
const bool is_write = false;
#endif
#endif // __APPLE__
#elif defined(__FreeBSD__)
#if defined(CPU_X64)
void* const exception_address = reinterpret_cast<void*>(static_cast<ucontext_t*>(ctx)->uc_mcontext.mc_addr);
void* const exception_pc = reinterpret_cast<void*>(static_cast<ucontext_t*>(ctx)->uc_mcontext.mc_rip);
const bool is_write = (static_cast<ucontext_t*>(ctx)->uc_mcontext.mc_err & 2) != 0;
#elif defined(CPU_AARCH64)
void* const exception_address = reinterpret_cast<void*>(static_cast<ucontext_t*>(ctx)->uc_mcontext->__es.__far);
void* const exception_pc = reinterpret_cast<void*>(static_cast<ucontext_t*>(ctx)->uc_mcontext->__ss.__pc);
const bool is_write = IsStoreInstruction(exception_pc);
#else
void* const exception_address = reinterpret_cast<void*>(info->si_addr);
void* const exception_pc = nullptr;
const bool is_write = false;
#endif
#endif
std::lock_guard<std::mutex> guard(m_handler_lock);
for (const RegisteredHandler& rh : m_handlers)

2
src/core/cpu_recompiler_types.h
View file

@ -83,7 +83,7 @@ constexpr u32 CODE_STORAGE_ALIGNMENT = 4096;
// ABI selection
#if defined(WIN32)
#define ABI_WIN64 1
#elif defined(__linux__) || defined(__ANDROID__) || defined(__APPLE__) || defined(__HAIKU__)
#elif defined(__linux__) || defined(__ANDROID__) || defined(__APPLE__) || defined(__HAIKU__) || defined(__FreeBSD__)
#define ABI_SYSV 1
#else
#error Unknown ABI.

6
src/frontend-common/common_host_interface.cpp
View file

@ -889,7 +889,7 @@ void CommonHostInterface::SetUserDirectory()
}
else
{
#ifdef WIN32
#if defined(WIN32)
// On Windows, use My Documents\DuckStation.
PWSTR documents_directory;
if (SUCCEEDED(SHGetKnownFolderPath(FOLDERID_Documents, 0, NULL, &documents_directory)))
@ -902,7 +902,7 @@ void CommonHostInterface::SetUserDirectory()
}
CoTaskMemFree(documents_directory);
}
#elif __linux__
#elif defined(__linux__) || defined(__FreeBSD__)
// On Linux, use .local/share/duckstation as a user directory by default.
const char* xdg_data_home = getenv("XDG_DATA_HOME");
if (xdg_data_home && xdg_data_home[0] == '/')
@ -915,7 +915,7 @@ void CommonHostInterface::SetUserDirectory()
if (home_path)
m_user_directory = StringUtil::StdStringFromFormat("%s/.local/share/duckstation", home_path);
}
#elif __APPLE__
#elif defined(__APPLE__)
// On macOS, default to ~/Library/Application Support/DuckStation.
const char* home_path = getenv("HOME");
if (home_path)

7
src/frontend-common/evdev_controller_interface.cpp
View file

@ -5,11 +5,16 @@
#include "core/controller.h"
#include "core/host_interface.h"
#include "core/system.h"
#include <alloca.h>
#include <cstdlib>
#include <cmath>
#include <fcntl.h>
#include <poll.h>
#include <unistd.h>
#ifdef __linux__
#include <alloca.h>
#endif
Log_SetChannel(EvdevControllerInterface);
EvdevControllerInterface::EvdevControllerInterface() = default;