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Merge branch 'freebsd-up' of https://github.com/myfreeweb/zig into freebsd2

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This commit is contained in:
Andrew Kelley 2018-11-19 17:24:41 -05:00
commit 9493738e54
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GPG Key ID: 4E7CD66038A4D47C
30 changed files with 1757 additions and 67 deletions
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5
CMakeLists.txt
View File

@ -444,6 +444,7 @@ set(ZIG_STD_FILES
"buffer.zig"
"build.zig"
"c/darwin.zig"
"c/freebsd.zig"
"c/index.zig"
"c/linux.zig"
"c/windows.zig"
@ -582,6 +583,10 @@ set(ZIG_STD_FILES
"os/linux/vdso.zig"
"os/linux/x86_64.zig"
"os/linux/arm64.zig"
"os/freebsd/errno.zig"
"os/freebsd/index.zig"
"os/freebsd/syscall.zig"
"os/freebsd/x86_64.zig"
"os/path.zig"
"os/time.zig"
"os/windows/advapi32.zig"

2
build.zig
View File

@ -297,7 +297,7 @@ fn configureStage2(b: *Builder, exe: var, ctx: Context) !void {
);
exe.linkSystemLibrary("pthread");
} else if (exe.target.isDarwin()) {
} else if (exe.target.isDarwin() or exe.target.isFreeBSD()) {
if (addCxxKnownPath(b, ctx, exe, "libgcc_eh.a", "")) {
// Compiler is GCC.
try addCxxKnownPath(b, ctx, exe, "libstdc++.a", null);

2
cmake/Findclang.cmake
View File

@ -30,6 +30,7 @@ else()
/usr/lib/llvm/7/include
/usr/lib/llvm-7/include
/usr/lib/llvm-7.0/include
/usr/local/llvm70/include
/mingw64/include)
macro(FIND_AND_ADD_CLANG_LIB _libname_)
@ -40,6 +41,7 @@ else()
/usr/lib/llvm/7/lib
/usr/lib/llvm-7/lib
/usr/lib/llvm-7.0/lib
/usr/local/llvm70/lib
/mingw64/lib
/c/msys64/mingw64/lib
c:\\msys64\\mingw64\\lib)

7
cmake/Findlld.cmake
View File

@ -9,9 +9,13 @@
find_path(LLD_INCLUDE_DIRS NAMES lld/Common/Driver.h
PATHS
/usr/lib/llvm-6.0/include
/usr/local/llvm60/include
/mingw64/include)
find_library(LLD_LIBRARY NAMES lld-6.0 lld PATHS /usr/lib/llvm-6.0/lib)
find_library(LLD_LIBRARY NAMES lld-6.0 lld60 lld
PATHS
/usr/lib/llvm-6.0/lib
/usr/local/llvm70/lib)
if(EXISTS ${LLD_LIBRARY})
set(LLD_LIBRARIES ${LLD_LIBRARY})
else()
@ -20,6 +24,7 @@ else()
find_library(LLD_${_prettylibname_}_LIB NAMES ${_libname_}
PATHS
/usr/lib/llvm-6.0/lib
/usr/local/llvm70/lib
/mingw64/lib
/c/msys64/mingw64/lib
c:/msys64/mingw64/lib)

2
cmake/Findllvm.cmake
View File

@ -8,7 +8,7 @@
# LLVM_LIBDIRS
find_program(LLVM_CONFIG_EXE
NAMES llvm-config-7 llvm-config-7.0 llvm-config
NAMES llvm-config-7 llvm-config-7.0 llvm-config70 llvm-config
PATHS
"/mingw64/bin"
"/c/msys64/mingw64/bin"

2
src-self-hosted/libc_installation.zig
View File

@ -172,7 +172,7 @@ pub const LibCInstallation = struct {
try group.call(findNativeStaticLibDir, self, loop);
try group.call(findNativeDynamicLinker, self, loop);
},
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
self.include_dir = try std.mem.dupe(loop.allocator, u8, "/usr/include");
},
else => @compileError("unimplemented: find libc for this OS"),

9
src-self-hosted/target.zig
View File

@ -299,6 +299,13 @@ pub const Target = union(enum) {
pub fn getDynamicLinkerPath(self: Target) ?[]const u8 {
const env = self.getEnviron();
const arch = self.getArch();
const os = self.getOs();
switch (os) {
builtin.Os.freebsd => {
return "/libexec/ld-elf.so.1";
},
else => {},
}
switch (env) {
builtin.Environ.android => {
if (self.is64bit()) {
@ -493,6 +500,7 @@ pub const Target = union(enum) {
builtin.Os.linux,
builtin.Os.macosx,
builtin.Os.freebsd,
builtin.Os.openbsd,
builtin.Os.zen,
=> switch (id) {
@ -527,7 +535,6 @@ pub const Target = union(enum) {
builtin.Os.ananas,
builtin.Os.cloudabi,
builtin.Os.dragonfly,
builtin.Os.freebsd,
builtin.Os.fuchsia,
builtin.Os.ios,
builtin.Os.kfreebsd,

9
src/analyze.cpp
View File

@ -4579,7 +4579,10 @@ void find_libc_include_path(CodeGen *g) {
fprintf(stderr, "Unable to determine libc include path. --libc-include-dir");
exit(1);
}
} else if (g->zig_target.os == OsLinux || g->zig_target.os == OsMacOSX) {
} else if (g->zig_target.os == OsLinux ||
g->zig_target.os == OsMacOSX ||
g->zig_target.os == OsFreeBSD)
{
g->libc_include_dir = get_posix_libc_include_path();
} else {
fprintf(stderr, "Unable to determine libc include path.\n"
@ -4627,6 +4630,8 @@ void find_libc_lib_path(CodeGen *g) {
} else if (g->zig_target.os == OsLinux) {
g->libc_lib_dir = get_linux_libc_lib_path("crt1.o");
} else if (g->zig_target.os == OsFreeBSD) {
g->libc_lib_dir = buf_create_from_str("/usr/lib");
} else {
zig_panic("Unable to determine libc lib path.");
}
@ -4639,6 +4644,8 @@ void find_libc_lib_path(CodeGen *g) {
return;
} else if (g->zig_target.os == OsLinux) {
g->libc_static_lib_dir = get_linux_libc_lib_path("crtbegin.o");
} else if (g->zig_target.os == OsFreeBSD) {
g->libc_static_lib_dir = buf_create_from_str("/usr/lib");
} else {
zig_panic("Unable to determine libc static lib path.");
}

7
src/link.cpp
View File

@ -150,6 +150,10 @@ static const char *getLDMOption(const ZigTarget *t) {
if (t->env_type == ZigLLVM_GNUX32) {
return "elf32_x86_64";
}
// Any target elf will use the freebsd osabi if suffixed with "_fbsd".
if (t->os == OsFreeBSD) {
return "elf_x86_64_fbsd";
}
return "elf_x86_64";
default:
zig_unreachable();
@ -191,6 +195,9 @@ static Buf *try_dynamic_linker_path(const char *ld_name) {
}
static Buf *get_dynamic_linker_path(CodeGen *g) {
if (g->zig_target.os == OsFreeBSD) {
return buf_create_from_str("/libexec/ld-elf.so.1");
}
if (g->is_native_target && g->zig_target.arch.arch == ZigLLVM_x86_64) {
static const char *ld_names[] = {
"ld-linux-x86-64.so.2",

26
src/os.cpp
View File

@ -50,10 +50,13 @@ typedef SSIZE_T ssize_t;
#endif
#if defined(ZIG_OS_LINUX)
#if defined(ZIG_OS_LINUX) || defined(ZIG_OS_FREEBSD)
#include <link.h>
#endif
#if defined(ZIG_OS_FREEBSD)
#include <sys/sysctl.h>
#endif
#if defined(__MACH__)
#include <mach/clock.h>
@ -75,7 +78,9 @@ static clock_serv_t cclock;
#if defined(__APPLE__) && !defined(environ)
#include <crt_externs.h>
#define environ (*_NSGetEnviron())
#endif
#elif defined(ZIG_OS_FREEBSD)
extern char **environ;
#endif
#if defined(ZIG_OS_POSIX)
static void populate_termination(Termination *term, int status) {
@ -1438,6 +1443,15 @@ Error os_self_exe_path(Buf *out_path) {
}
buf_resize(out_path, amt);
return ErrorNone;
#elif defined(ZIG_OS_FREEBSD)
buf_resize(out_path, PATH_MAX);
int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1 };
size_t cb = PATH_MAX;
if (sysctl(mib, 4, buf_ptr(out_path), &cb, nullptr, 0) != 0) {
return ErrorUnexpected;
}
buf_resize(out_path, cb);
return ErrorNone;
#endif
return ErrorFileNotFound;
}
@ -1743,7 +1757,7 @@ Error os_get_app_data_dir(Buf *out_path, const char *appname) {
buf_resize(out_path, 0);
buf_appendf(out_path, "%s/Library/Application Support/%s", home_dir, appname);
return ErrorNone;
#elif defined(ZIG_OS_LINUX)
#elif defined(ZIG_OS_POSIX)
const char *home_dir = getenv("HOME");
if (home_dir == nullptr) {
// TODO use /etc/passwd
@ -1756,7 +1770,7 @@ Error os_get_app_data_dir(Buf *out_path, const char *appname) {
}
#if defined(ZIG_OS_LINUX)
#if defined(ZIG_OS_LINUX) || defined(ZIG_OS_FREEBSD)
static int self_exe_shared_libs_callback(struct dl_phdr_info *info, size_t size, void *data) {
ZigList<Buf *> *libs = reinterpret_cast< ZigList<Buf *> *>(data);
if (info->dlpi_name[0] == '/') {
@ -1767,7 +1781,7 @@ static int self_exe_shared_libs_callback(struct dl_phdr_info *info, size_t size,
#endif
Error os_self_exe_shared_libs(ZigList<Buf *> &paths) {
#if defined(ZIG_OS_LINUX)
#if defined(ZIG_OS_LINUX) || defined(ZIG_OS_FREEBSD)
paths.resize(0);
dl_iterate_phdr(self_exe_shared_libs_callback, &paths);
return ErrorNone;
@ -1936,7 +1950,7 @@ Error os_file_mtime(OsFile file, OsTimeStamp *mtime) {
mtime->sec = (((ULONGLONG) last_write_time.dwHighDateTime) << 32) + last_write_time.dwLowDateTime;
mtime->nsec = 0;
return ErrorNone;
#elif defined(ZIG_OS_LINUX)
#elif defined(ZIG_OS_LINUX) || defined(ZIG_OS_FREEBSD)
struct stat statbuf;
if (fstat(file, &statbuf) == -1)
return ErrorFileSystem;

2
src/os.hpp
View File

@ -23,6 +23,8 @@
#define ZIG_OS_WINDOWS
#elif defined(__linux__)
#define ZIG_OS_LINUX
#elif defined(__FreeBSD__)
#define ZIG_OS_FREEBSD
#else
#define ZIG_OS_UNKNOWN
#endif

2
src/target.cpp
View File

@ -738,6 +738,7 @@ uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id) {
case OsLinux:
case OsMacOSX:
case OsZen:
case OsFreeBSD:
case OsOpenBSD:
switch (id) {
case CIntTypeShort:
@ -774,7 +775,6 @@ uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id) {
case OsAnanas:
case OsCloudABI:
case OsDragonFly:
case OsFreeBSD:
case OsIOS:
case OsKFreeBSD:
case OsLv2:

2
src/util.cpp
View File

@ -47,7 +47,7 @@ bool ptr_eq(const void *a, const void *b) {
// Ported from std/mem.zig.
bool SplitIterator_isSplitByte(SplitIterator *self, uint8_t byte) {
for (size_t i = 0; i < self->split_bytes.len; i += 1) {
if (byte == self->split_bytes.ptr[i]) {
if (byte == self->split_bytes.ptr[i] || byte == 0) {
return true;
}
}

7
std/build.zig
View File

@ -795,6 +795,13 @@ pub const Target = union(enum) {
};
}
pub fn isFreeBSD(self: *const Target) bool {
return switch (self.getOs()) {
builtin.Os.freebsd => true,
else => false,
};
}
pub fn wantSharedLibSymLinks(self: *const Target) bool {
return !self.isWindows();
}

36
std/c/freebsd.zig Normal file
View File

@ -0,0 +1,36 @@
const timespec = @import("../os/freebsd/index.zig").timespec;
extern "c" fn __error() *c_int;
pub const _errno = __error;
pub extern "c" fn kqueue() c_int;
pub extern "c" fn kevent(
kq: c_int,
changelist: [*]const Kevent,
nchanges: c_int,
eventlist: [*]Kevent,
nevents: c_int,
timeout: ?*const timespec,
) c_int;
pub extern "c" fn sysctl(name: [*]c_int, namelen: c_uint, oldp: ?*c_void, oldlenp: ?*usize, newp: ?*c_void, newlen: usize) c_int;
pub extern "c" fn sysctlbyname(name: [*]const u8, oldp: ?*c_void, oldlenp: ?*usize, newp: ?*c_void, newlen: usize) c_int;
pub extern "c" fn sysctlnametomib(name: [*]const u8, mibp: ?*c_int, sizep: ?*usize) c_int;
/// Renamed from `kevent` to `Kevent` to avoid conflict with function name.
pub const Kevent = extern struct.{
ident: usize,
filter: i16,
flags: u16,
fflags: u32,
data: i64,
udata: usize,
// TODO ext
};
pub const pthread_attr_t = extern struct.{
__size: [56]u8,
__align: c_long,
};

1
std/c/index.zig
View File

@ -5,6 +5,7 @@ pub use switch (builtin.os) {
Os.linux => @import("linux.zig"),
Os.windows => @import("windows.zig"),
Os.macosx, Os.ios => @import("darwin.zig"),
Os.freebsd => @import("freebsd.zig"),
else => empty_import,
};
const empty_import = @import("../empty.zig");

2
std/debug/index.zig
View File

@ -1101,6 +1101,8 @@ pub const DebugInfo = switch (builtin.os) {
self.elf.close();
}
},
builtin.Os.freebsd => struct.{
},
else => @compileError("Unsupported OS"),
};

31
std/event/fs.zig
View File

@ -83,6 +83,7 @@ pub async fn pwritev(loop: *Loop, fd: os.FileHandle, data: []const []const u8, o
switch (builtin.os) {
builtin.Os.macosx,
builtin.Os.linux,
builtin.Os.freebsd,
=> {
const iovecs = try loop.allocator.alloc(os.posix.iovec_const, data.len);
defer loop.allocator.free(iovecs);
@ -219,6 +220,7 @@ pub async fn preadv(loop: *Loop, fd: os.FileHandle, data: []const []u8, offset:
switch (builtin.os) {
builtin.Os.macosx,
builtin.Os.linux,
builtin.Os.freebsd,
=> {
const iovecs = try loop.allocator.alloc(os.posix.iovec, data.len);
defer loop.allocator.free(iovecs);
@ -399,7 +401,7 @@ pub async fn openPosix(
pub async fn openRead(loop: *Loop, path: []const u8) os.File.OpenError!os.FileHandle {
switch (builtin.os) {
builtin.Os.macosx, builtin.Os.linux => {
builtin.Os.macosx, builtin.Os.linux, builtin.Os.freebsd => {
const flags = posix.O_LARGEFILE | posix.O_RDONLY | posix.O_CLOEXEC;
return await (async openPosix(loop, path, flags, os.File.default_mode) catch unreachable);
},
@ -427,6 +429,7 @@ pub async fn openWriteMode(loop: *Loop, path: []const u8, mode: os.File.Mode) os
switch (builtin.os) {
builtin.Os.macosx,
builtin.Os.linux,
builtin.Os.freebsd,
=> {
const flags = posix.O_LARGEFILE | posix.O_WRONLY | posix.O_CREAT | posix.O_CLOEXEC | posix.O_TRUNC;
return await (async openPosix(loop, path, flags, os.File.default_mode) catch unreachable);
@ -449,7 +452,7 @@ pub async fn openReadWrite(
mode: os.File.Mode,
) os.File.OpenError!os.FileHandle {
switch (builtin.os) {
builtin.Os.macosx, builtin.Os.linux => {
builtin.Os.macosx, builtin.Os.linux, builtin.Os.freebsd => {
const flags = posix.O_LARGEFILE | posix.O_RDWR | posix.O_CREAT | posix.O_CLOEXEC;
return await (async openPosix(loop, path, flags, mode) catch unreachable);
},
@ -477,7 +480,7 @@ pub const CloseOperation = struct {
os_data: OsData,
const OsData = switch (builtin.os) {
builtin.Os.linux, builtin.Os.macosx => OsDataPosix,
builtin.Os.linux, builtin.Os.macosx, builtin.Os.freebsd => OsDataPosix,
builtin.Os.windows => struct {
handle: ?os.FileHandle,
@ -496,7 +499,7 @@ pub const CloseOperation = struct {
self.* = CloseOperation{
.loop = loop,
.os_data = switch (builtin.os) {
builtin.Os.linux, builtin.Os.macosx => initOsDataPosix(self),
builtin.Os.linux, builtin.Os.macosx, builtin.Os.freebsd => initOsDataPosix(self),
builtin.Os.windows => OsData{ .handle = null },
else => @compileError("Unsupported OS"),
},
@ -525,6 +528,7 @@ pub const CloseOperation = struct {
switch (builtin.os) {
builtin.Os.linux,
builtin.Os.macosx,
builtin.Os.freebsd,
=> {
if (self.os_data.have_fd) {
self.loop.posixFsRequest(&self.os_data.close_req_node);
@ -546,6 +550,7 @@ pub const CloseOperation = struct {
switch (builtin.os) {
builtin.Os.linux,
builtin.Os.macosx,
builtin.Os.freebsd,
=> {
self.os_data.close_req_node.data.msg.Close.fd = handle;
self.os_data.have_fd = true;
@ -562,6 +567,7 @@ pub const CloseOperation = struct {
switch (builtin.os) {
builtin.Os.linux,
builtin.Os.macosx,
builtin.Os.freebsd,
=> {
self.os_data.have_fd = false;
},
@ -576,6 +582,7 @@ pub const CloseOperation = struct {
switch (builtin.os) {
builtin.Os.linux,
builtin.Os.macosx,
builtin.Os.freebsd,
=> {
assert(self.os_data.have_fd);
return self.os_data.close_req_node.data.msg.Close.fd;
@ -599,6 +606,7 @@ pub async fn writeFileMode(loop: *Loop, path: []const u8, contents: []const u8,
switch (builtin.os) {
builtin.Os.linux,
builtin.Os.macosx,
builtin.Os.freebsd,
=> return await (async writeFileModeThread(loop, path, contents, mode) catch unreachable),
builtin.Os.windows => return await (async writeFileWindows(loop, path, contents) catch unreachable),
else => @compileError("Unsupported OS"),
@ -704,7 +712,7 @@ pub fn Watch(comptime V: type) type {
os_data: OsData,
const OsData = switch (builtin.os) {
builtin.Os.macosx => struct {
builtin.Os.macosx, builtin.Os.freebsd => struct {
file_table: FileTable,
table_lock: event.Lock,
@ -793,7 +801,7 @@ pub fn Watch(comptime V: type) type {
return self;
},
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
const self = try loop.allocator.createOne(Self);
errdefer loop.allocator.destroy(self);
@ -813,7 +821,7 @@ pub fn Watch(comptime V: type) type {
/// All addFile calls and removeFile calls must have completed.
pub fn destroy(self: *Self) void {
switch (builtin.os) {
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
// TODO we need to cancel the coroutines before destroying the lock
self.os_data.table_lock.deinit();
var it = self.os_data.file_table.iterator();
@ -855,14 +863,14 @@ pub fn Watch(comptime V: type) type {
pub async fn addFile(self: *Self, file_path: []const u8, value: V) !?V {
switch (builtin.os) {
builtin.Os.macosx => return await (async addFileMacosx(self, file_path, value) catch unreachable),
builtin.Os.macosx, builtin.Os.freebsd => return await (async addFileKEvent(self, file_path, value) catch unreachable),
builtin.Os.linux => return await (async addFileLinux(self, file_path, value) catch unreachable),
builtin.Os.windows => return await (async addFileWindows(self, file_path, value) catch unreachable),
else => @compileError("Unsupported OS"),
}
}
async fn addFileMacosx(self: *Self, file_path: []const u8, value: V) !?V {
async fn addFileKEvent(self: *Self, file_path: []const u8, value: V) !?V {
const resolved_path = try os.path.resolve(self.channel.loop.allocator, file_path);
var resolved_path_consumed = false;
defer if (!resolved_path_consumed) self.channel.loop.allocator.free(resolved_path);
@ -871,7 +879,10 @@ pub fn Watch(comptime V: type) type {
var close_op_consumed = false;
defer if (!close_op_consumed) close_op.finish();
const flags = posix.O_SYMLINK | posix.O_EVTONLY;
const flags = switch (builtin.os) {
builtin.Os.macosx => posix.O_SYMLINK | posix.O_EVTONLY,
else => 0,
};
const mode = 0;
const fd = try await (async openPosix(self.channel.loop, resolved_path, flags, mode) catch unreachable);
close_op.setHandle(fd);

27
std/event/loop.zig
View File

@ -49,7 +49,7 @@ pub const Loop = struct {
};
pub const EventFd = switch (builtin.os) {
builtin.Os.macosx => MacOsEventFd,
builtin.Os.macosx, builtin.Os.freebsd => KEventFd,
builtin.Os.linux => struct {
base: ResumeNode,
epoll_op: u32,
@ -62,13 +62,13 @@ pub const Loop = struct {
else => @compileError("unsupported OS"),
};
const MacOsEventFd = struct {
const KEventFd = struct {
base: ResumeNode,
kevent: posix.Kevent,
};
pub const Basic = switch (builtin.os) {
builtin.Os.macosx => MacOsBasic,
builtin.Os.macosx, builtin.Os.freebsd => KEventBasic,
builtin.Os.linux => struct {
base: ResumeNode,
},
@ -78,7 +78,7 @@ pub const Loop = struct {
else => @compileError("unsupported OS"),
};
const MacOsBasic = struct {
const KEventBasic = struct {
base: ResumeNode,
kev: posix.Kevent,
};
@ -214,7 +214,7 @@ pub const Loop = struct {
self.extra_threads[extra_thread_index] = try os.spawnThread(self, workerRun);
}
},
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
self.os_data.kqfd = try os.bsdKQueue();
errdefer os.close(self.os_data.kqfd);
@ -369,7 +369,7 @@ pub const Loop = struct {
os.close(self.os_data.epollfd);
self.allocator.free(self.eventfd_resume_nodes);
},
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
os.close(self.os_data.kqfd);
os.close(self.os_data.fs_kqfd);
},
@ -484,7 +484,7 @@ pub const Loop = struct {
const eventfd_node = &resume_stack_node.data;
eventfd_node.base.handle = next_tick_node.data;
switch (builtin.os) {
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
const kevent_array = (*[1]posix.Kevent)(&eventfd_node.kevent);
const empty_kevs = ([*]posix.Kevent)(undefined)[0..0];
_ = os.bsdKEvent(self.os_data.kqfd, kevent_array, empty_kevs, null) catch {
@ -546,6 +546,7 @@ pub const Loop = struct {
switch (builtin.os) {
builtin.Os.linux,
builtin.Os.macosx,
builtin.Os.freebsd,
=> self.os_data.fs_thread.wait(),
else => {},
}
@ -610,7 +611,7 @@ pub const Loop = struct {
os.posixWrite(self.os_data.final_eventfd, wakeup_bytes) catch unreachable;
return;
},
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
self.posixFsRequest(&self.os_data.fs_end_request);
const final_kevent = (*[1]posix.Kevent)(&self.os_data.final_kevent);
const empty_kevs = ([*]posix.Kevent)(undefined)[0..0];
@ -668,7 +669,7 @@ pub const Loop = struct {
}
}
},
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
var eventlist: [1]posix.Kevent = undefined;
const empty_kevs = ([*]posix.Kevent)(undefined)[0..0];
const count = os.bsdKEvent(self.os_data.kqfd, empty_kevs, eventlist[0..], null) catch unreachable;
@ -731,7 +732,7 @@ pub const Loop = struct {
self.beginOneEvent(); // finished in posixFsRun after processing the msg
self.os_data.fs_queue.put(request_node);
switch (builtin.os) {
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
const fs_kevs = (*[1]posix.Kevent)(&self.os_data.fs_kevent_wake);
const empty_kevs = ([*]posix.Kevent)(undefined)[0..0];
_ = os.bsdKEvent(self.os_data.fs_kqfd, fs_kevs, empty_kevs, null) catch unreachable;
@ -801,7 +802,7 @@ pub const Loop = struct {
else => unreachable,
}
},
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
const fs_kevs = (*[1]posix.Kevent)(&self.os_data.fs_kevent_wait);
var out_kevs: [1]posix.Kevent = undefined;
_ = os.bsdKEvent(self.os_data.fs_kqfd, fs_kevs, out_kevs[0..], null) catch unreachable;
@ -813,7 +814,7 @@ pub const Loop = struct {
const OsData = switch (builtin.os) {
builtin.Os.linux => LinuxOsData,
builtin.Os.macosx => MacOsData,
builtin.Os.macosx, builtin.Os.freebsd => KEventData,
builtin.Os.windows => struct {
io_port: windows.HANDLE,
extra_thread_count: usize,
@ -821,7 +822,7 @@ pub const Loop = struct {
else => struct {},
};
const MacOsData = struct {
const KEventData = struct {
kqfd: i32,
final_kevent: posix.Kevent,
fs_kevent_wake: posix.Kevent,

6
std/heap.zig
View File

@ -70,7 +70,7 @@ pub const DirectAllocator = struct {
const self = @fieldParentPtr(DirectAllocator, "allocator", allocator);
switch (builtin.os) {
Os.linux, Os.macosx, Os.ios => {
Os.linux, Os.macosx, Os.ios, Os.freebsd => {
const p = os.posix;
const alloc_size = if (alignment <= os.page_size) n else n + alignment;
const addr = p.mmap(null, alloc_size, p.PROT_READ | p.PROT_WRITE, p.MAP_PRIVATE | p.MAP_ANONYMOUS, -1, 0);
@ -121,7 +121,7 @@ pub const DirectAllocator = struct {
const self = @fieldParentPtr(DirectAllocator, "allocator", allocator);
switch (builtin.os) {
Os.linux, Os.macosx, Os.ios => {
Os.linux, Os.macosx, Os.ios, Os.freebsd => {
if (new_size <= old_mem.len) {
const base_addr = @ptrToInt(old_mem.ptr);
const old_addr_end = base_addr + old_mem.len;
@ -166,7 +166,7 @@ pub const DirectAllocator = struct {
const self = @fieldParentPtr(DirectAllocator, "allocator", allocator);
switch (builtin.os) {
Os.linux, Os.macosx, Os.ios => {
Os.linux, Os.macosx, Os.ios, Os.freebsd => {
_ = os.posix.munmap(@ptrToInt(bytes.ptr), bytes.len);
},
Os.windows => {

6
std/os/file.zig
View File

@ -230,7 +230,7 @@ pub const File = struct {
pub fn seekForward(self: File, amount: isize) !void {
switch (builtin.os) {
Os.linux, Os.macosx, Os.ios => {
Os.linux, Os.macosx, Os.ios, Os.freebsd => {
const result = posix.lseek(self.handle, amount, posix.SEEK_CUR);
const err = posix.getErrno(result);
if (err > 0) {
@ -261,7 +261,7 @@ pub const File = struct {
pub fn seekTo(self: File, pos: usize) !void {
switch (builtin.os) {
Os.linux, Os.macosx, Os.ios => {
Os.linux, Os.macosx, Os.ios, Os.freebsd => {
const ipos = try math.cast(isize, pos);
const result = posix.lseek(self.handle, ipos, posix.SEEK_SET);
const err = posix.getErrno(result);
@ -295,7 +295,7 @@ pub const File = struct {
pub fn getPos(self: File) !usize {
switch (builtin.os) {
Os.linux, Os.macosx, Os.ios => {
Os.linux, Os.macosx, Os.ios, Os.freebsd => {
const result = posix.lseek(self.handle, 0, posix.SEEK_CUR);
const err = posix.getErrno(result);
if (err > 0) {

121
std/os/freebsd/errno.zig Normal file
View File

@ -0,0 +1,121 @@
pub const EPERM = 1; // Operation not permitted
pub const ENOENT = 2; // No such file or directory
pub const ESRCH = 3; // No such process
pub const EINTR = 4; // Interrupted system call
pub const EIO = 5; // Input/output error
pub const ENXIO = 6; // Device not configured
pub const E2BIG = 7; // Argument list too long
pub const ENOEXEC = 8; // Exec format error
pub const EBADF = 9; // Bad file descriptor
pub const ECHILD = 10; // No child processes
pub const EDEADLK = 11; // Resource deadlock avoided
// 11 was EAGAIN
pub const ENOMEM = 12; // Cannot allocate memory
pub const EACCES = 13; // Permission denied
pub const EFAULT = 14; // Bad address
pub const ENOTBLK = 15; // Block device required
pub const EBUSY = 16; // Device busy
pub const EEXIST = 17; // File exists
pub const EXDEV = 18; // Cross-device link
pub const ENODEV = 19; // Operation not supported by device
pub const ENOTDIR = 20; // Not a directory
pub const EISDIR = 21; // Is a directory
pub const EINVAL = 22; // Invalid argument
pub const ENFILE = 23; // Too many open files in system
pub const EMFILE = 24; // Too many open files
pub const ENOTTY = 25; // Inappropriate ioctl for device
pub const ETXTBSY = 26; // Text file busy
pub const EFBIG = 27; // File too large
pub const ENOSPC = 28; // No space left on device
pub const ESPIPE = 29; // Illegal seek
pub const EROFS = 30; // Read-only filesystem
pub const EMLINK = 31; // Too many links
pub const EPIPE = 32; // Broken pipe
// math software
pub const EDOM = 33; // Numerical argument out of domain
pub const ERANGE = 34; // Result too large
// non-blocking and interrupt i/o
pub const EAGAIN = 35; // Resource temporarily unavailable
pub const EWOULDBLOCK = EAGAIN; // Operation would block
pub const EINPROGRESS = 36; // Operation now in progress
pub const EALREADY = 37; // Operation already in progress
// ipc/network software -- argument errors
pub const ENOTSOCK = 38; // Socket operation on non-socket
pub const EDESTADDRREQ = 39; // Destination address required
pub const EMSGSIZE = 40; // Message too long
pub const EPROTOTYPE = 41; // Protocol wrong type for socket
pub const ENOPROTOOPT = 42; // Protocol not available
pub const EPROTONOSUPPORT = 43; // Protocol not supported
pub const ESOCKTNOSUPPORT = 44; // Socket type not supported
pub const EOPNOTSUPP = 45; // Operation not supported
pub const ENOTSUP = EOPNOTSUPP; // Operation not supported
pub const EPFNOSUPPORT = 46; // Protocol family not supported
pub const EAFNOSUPPORT = 47; // Address family not supported by protocol family
pub const EADDRINUSE = 48; // Address already in use
pub const EADDRNOTAVAIL = 49; // Can't assign requested address
// ipc/network software -- operational errors
pub const ENETDOWN = 50; // Network is down
pub const ENETUNREACH = 51; // Network is unreachable
pub const ENETRESET = 52; // Network dropped connection on reset
pub const ECONNABORTED = 53; // Software caused connection abort
pub const ECONNRESET = 54; // Connection reset by peer
pub const ENOBUFS = 55; // No buffer space available
pub const EISCONN = 56; // Socket is already connected
pub const ENOTCONN = 57; // Socket is not connected
pub const ESHUTDOWN = 58; // Can't send after socket shutdown
pub const ETOOMANYREFS = 59; // Too many references: can't splice
pub const ETIMEDOUT = 60; // Operation timed out
pub const ECONNREFUSED = 61; // Connection refused
pub const ELOOP = 62; // Too many levels of symbolic links
pub const ENAMETOOLONG = 63; // File name too long
// should be rearranged
pub const EHOSTDOWN = 64; // Host is down
pub const EHOSTUNREACH = 65; // No route to host
pub const ENOTEMPTY = 66; // Directory not empty
// quotas & mush
pub const EPROCLIM = 67; // Too many processes
pub const EUSERS = 68; // Too many users
pub const EDQUOT = 69; // Disc quota exceeded
// Network File System
pub const ESTALE = 70; // Stale NFS file handle
pub const EREMOTE = 71; // Too many levels of remote in path
pub const EBADRPC = 72; // RPC struct is bad
pub const ERPCMISMATCH = 73; // RPC version wrong
pub const EPROGUNAVAIL = 74; // RPC prog. not avail
pub const EPROGMISMATCH = 75; // Program version wrong
pub const EPROCUNAVAIL = 76; // Bad procedure for program
pub const ENOLCK = 77; // No locks available
pub const ENOSYS = 78; // Function not implemented
pub const EFTYPE = 79; // Inappropriate file type or format
pub const EAUTH = 80; // Authentication error
pub const ENEEDAUTH = 81; // Need authenticator
pub const EIDRM = 82; // Identifier removed
pub const ENOMSG = 83; // No message of desired type
pub const EOVERFLOW = 84; // Value too large to be stored in data type
pub const ECANCELED = 85; // Operation canceled
pub const EILSEQ = 86; // Illegal byte sequence
pub const ENOATTR = 87; // Attribute not found
pub const EDOOFUS = 88; // Programming error
pub const EBADMSG = 89; // Bad message
pub const EMULTIHOP = 90; // Multihop attempted
pub const ENOLINK = 91; // Link has been severed
pub const EPROTO = 92; // Protocol error
pub const ENOTCAPABLE = 93; // Capabilities insufficient
pub const ECAPMODE = 94; // Not permitted in capability mode
pub const ENOTRECOVERABLE = 95; // State not recoverable
pub const EOWNERDEAD = 96; // Previous owner died
pub const ELAST = 96; // Must be equal largest errno

802
std/os/freebsd/index.zig Normal file
View File

@ -0,0 +1,802 @@
const assert = @import("../debug.zig").assert;
const builtin = @import("builtin");
const arch = switch (builtin.arch) {
builtin.Arch.x86_64 => @import("x86_64.zig"),
else => @compileError("unsupported arch"),
};
pub use @import("syscall.zig");
pub use @import("errno.zig");
const std = @import("../../index.zig");
const c = std.c;
pub const Kevent = c.Kevent;
pub const PATH_MAX = 1024;
pub const STDIN_FILENO = 0;
pub const STDOUT_FILENO = 1;
pub const STDERR_FILENO = 2;
pub const PROT_NONE = 0;
pub const PROT_READ = 1;
pub const PROT_WRITE = 2;
pub const PROT_EXEC = 4;
pub const MAP_FAILED = @maxValue(usize);
pub const MAP_SHARED = 0x0001;
pub const MAP_PRIVATE = 0x0002;
pub const MAP_FIXED = 0x0010;
pub const MAP_STACK = 0x0400;
pub const MAP_NOSYNC = 0x0800;
pub const MAP_ANON = 0x1000;
pub const MAP_ANONYMOUS = MAP_ANON;
pub const MAP_FILE = 0;
pub const MAP_NORESERVE = 0;
pub const MAP_GUARD = 0x00002000;
pub const MAP_EXCL = 0x00004000;
pub const MAP_NOCORE = 0x00020000;
pub const MAP_PREFAULT_READ = 0x00040000;
pub const MAP_32BIT = 0x00080000;
pub const WNOHANG = 1;
pub const WUNTRACED = 2;
pub const WSTOPPED = WUNTRACED;
pub const WCONTINUED = 4;
pub const WNOWAIT = 8;
pub const WEXITED = 16;
pub const WTRAPPED = 32;
pub const SA_ONSTACK = 0x0001;
pub const SA_RESTART = 0x0002;
pub const SA_RESETHAND = 0x0004;
pub const SA_NOCLDSTOP = 0x0008;
pub const SA_NODEFER = 0x0010;
pub const SA_NOCLDWAIT = 0x0020;
pub const SA_SIGINFO = 0x0040;
pub const SIGHUP = 1;
pub const SIGINT = 2;
pub const SIGQUIT = 3;
pub const SIGILL = 4;
pub const SIGTRAP = 5;
pub const SIGABRT = 6;
pub const SIGIOT = SIGABRT;
pub const SIGEMT = 7;
pub const SIGFPE = 8;
pub const SIGKILL = 9;
pub const SIGBUS = 10;
pub const SIGSEGV = 11;
pub const SIGSYS = 12;
pub const SIGPIPE = 13;
pub const SIGALRM = 14;
pub const SIGTERM = 15;
pub const SIGURG = 16;
pub const SIGSTOP = 17;
pub const SIGTSTP = 18;
pub const SIGCONT = 19;
pub const SIGCHLD = 20;
pub const SIGTTIN = 21;
pub const SIGTTOU = 22;
pub const SIGIO = 23;
pub const SIGXCPU = 24;
pub const SIGXFSZ = 25;
pub const SIGVTALRM = 26;
pub const SIGPROF = 27;
pub const SIGWINCH = 28;
pub const SIGINFO = 29;
pub const SIGUSR1 = 30;
pub const SIGUSR2 = 31;
pub const SIGTHR = 32;
pub const SIGLWP = SIGTHR;
pub const SIGLIBRT = 33;
pub const SIGRTMIN = 65;
pub const SIGRTMAX = 126;
pub const O_RDONLY = 0o0;
pub const O_WRONLY = 0o1;
pub const O_RDWR = 0o2;
pub const O_ACCMODE = 0o3;
pub const O_CREAT = 0o100;
pub const O_EXCL = 0o200;
pub const O_NOCTTY = 0o400;
pub const O_TRUNC = 0o1000;
pub const O_APPEND = 0o2000;
pub const O_NONBLOCK = 0o4000;
pub const O_DSYNC = 0o10000;
pub const O_SYNC = 0o4010000;
pub const O_RSYNC = 0o4010000;
pub const O_DIRECTORY = 0o200000;
pub const O_NOFOLLOW = 0o400000;
pub const O_CLOEXEC = 0o2000000;
pub const O_ASYNC = 0o20000;
pub const O_DIRECT = 0o40000;
pub const O_LARGEFILE = 0;
pub const O_NOATIME = 0o1000000;
pub const O_PATH = 0o10000000;
pub const O_TMPFILE = 0o20200000;
pub const O_NDELAY = O_NONBLOCK;
pub const F_DUPFD = 0;
pub const F_GETFD = 1;
pub const F_SETFD = 2;
pub const F_GETFL = 3;
pub const F_SETFL = 4;
pub const F_SETOWN = 8;
pub const F_GETOWN = 9;
pub const F_SETSIG = 10;
pub const F_GETSIG = 11;
pub const F_GETLK = 5;
pub const F_SETLK = 6;
pub const F_SETLKW = 7;
pub const F_SETOWN_EX = 15;
pub const F_GETOWN_EX = 16;
pub const F_GETOWNER_UIDS = 17;
pub const SEEK_SET = 0;
pub const SEEK_CUR = 1;
pub const SEEK_END = 2;
pub const SIG_BLOCK = 1;
pub const SIG_UNBLOCK = 2;
pub const SIG_SETMASK = 3;
pub const SOCK_STREAM = 1;
pub const SOCK_DGRAM = 2;
pub const SOCK_RAW = 3;
pub const SOCK_RDM = 4;
pub const SOCK_SEQPACKET = 5;
pub const SOCK_CLOEXEC = 0x10000000;
pub const SOCK_NONBLOCK = 0x20000000;
// TODO: From here
pub const PROTO_ip = 0o000;
pub const PROTO_icmp = 0o001;
pub const PROTO_igmp = 0o002;
pub const PROTO_ggp = 0o003;
pub const PROTO_ipencap = 0o004;
pub const PROTO_st = 0o005;
pub const PROTO_tcp = 0o006;
pub const PROTO_egp = 0o010;
pub const PROTO_pup = 0o014;
pub const PROTO_udp = 0o021;
pub const PROTO_hmp = 0o024;
pub const PROTO_xns_idp = 0o026;
pub const PROTO_rdp = 0o033;
pub const PROTO_iso_tp4 = 0o035;
pub const PROTO_xtp = 0o044;
pub const PROTO_ddp = 0o045;
pub const PROTO_idpr_cmtp = 0o046;
pub const PROTO_ipv6 = 0o051;
pub const PROTO_ipv6_route = 0o053;
pub const PROTO_ipv6_frag = 0o054;
pub const PROTO_idrp = 0o055;
pub const PROTO_rsvp = 0o056;
pub const PROTO_gre = 0o057;
pub const PROTO_esp = 0o062;
pub const PROTO_ah = 0o063;
pub const PROTO_skip = 0o071;
pub const PROTO_ipv6_icmp = 0o072;
pub const PROTO_ipv6_nonxt = 0o073;
pub const PROTO_ipv6_opts = 0o074;
pub const PROTO_rspf = 0o111;
pub const PROTO_vmtp = 0o121;
pub const PROTO_ospf = 0o131;
pub const PROTO_ipip = 0o136;
pub const PROTO_encap = 0o142;
pub const PROTO_pim = 0o147;
pub const PROTO_raw = 0o377;
pub const PF_UNSPEC = 0;
pub const PF_LOCAL = 1;
pub const PF_UNIX = PF_LOCAL;
pub const PF_FILE = PF_LOCAL;
pub const PF_INET = 2;
pub const PF_AX25 = 3;
pub const PF_IPX = 4;
pub const PF_APPLETALK = 5;
pub const PF_NETROM = 6;
pub const PF_BRIDGE = 7;
pub const PF_ATMPVC = 8;
pub const PF_X25 = 9;
pub const PF_INET6 = 10;
pub const PF_ROSE = 11;
pub const PF_DECnet = 12;
pub const PF_NETBEUI = 13;
pub const PF_SECURITY = 14;
pub const PF_KEY = 15;
pub const PF_NETLINK = 16;
pub const PF_ROUTE = PF_NETLINK;
pub const PF_PACKET = 17;
pub const PF_ASH = 18;
pub const PF_ECONET = 19;
pub const PF_ATMSVC = 20;
pub const PF_RDS = 21;
pub const PF_SNA = 22;
pub const PF_IRDA = 23;
pub const PF_PPPOX = 24;
pub const PF_WANPIPE = 25;
pub const PF_LLC = 26;
pub const PF_IB = 27;
pub const PF_MPLS = 28;
pub const PF_CAN = 29;
pub const PF_TIPC = 30;
pub const PF_BLUETOOTH = 31;
pub const PF_IUCV = 32;
pub const PF_RXRPC = 33;
pub const PF_ISDN = 34;
pub const PF_PHONET = 35;
pub const PF_IEEE802154 = 36;
pub const PF_CAIF = 37;
pub const PF_ALG = 38;
pub const PF_NFC = 39;
pub const PF_VSOCK = 40;
pub const PF_MAX = 41;
pub const AF_UNSPEC = PF_UNSPEC;
pub const AF_LOCAL = PF_LOCAL;
pub const AF_UNIX = AF_LOCAL;
pub const AF_FILE = AF_LOCAL;
pub const AF_INET = PF_INET;
pub const AF_AX25 = PF_AX25;
pub const AF_IPX = PF_IPX;
pub const AF_APPLETALK = PF_APPLETALK;
pub const AF_NETROM = PF_NETROM;
pub const AF_BRIDGE = PF_BRIDGE;
pub const AF_ATMPVC = PF_ATMPVC;
pub const AF_X25 = PF_X25;
pub const AF_INET6 = PF_INET6;
pub const AF_ROSE = PF_ROSE;
pub const AF_DECnet = PF_DECnet;
pub const AF_NETBEUI = PF_NETBEUI;
pub const AF_SECURITY = PF_SECURITY;
pub const AF_KEY = PF_KEY;
pub const AF_NETLINK = PF_NETLINK;
pub const AF_ROUTE = PF_ROUTE;
pub const AF_PACKET = PF_PACKET;
pub const AF_ASH = PF_ASH;
pub const AF_ECONET = PF_ECONET;
pub const AF_ATMSVC = PF_ATMSVC;
pub const AF_RDS = PF_RDS;
pub const AF_SNA = PF_SNA;
pub const AF_IRDA = PF_IRDA;
pub const AF_PPPOX = PF_PPPOX;
pub const AF_WANPIPE = PF_WANPIPE;
pub const AF_LLC = PF_LLC;
pub const AF_IB = PF_IB;
pub const AF_MPLS = PF_MPLS;
pub const AF_CAN = PF_CAN;
pub const AF_TIPC = PF_TIPC;
pub const AF_BLUETOOTH = PF_BLUETOOTH;
pub const AF_IUCV = PF_IUCV;
pub const AF_RXRPC = PF_RXRPC;
pub const AF_ISDN = PF_ISDN;
pub const AF_PHONET = PF_PHONET;
pub const AF_IEEE802154 = PF_IEEE802154;
pub const AF_CAIF = PF_CAIF;
pub const AF_ALG = PF_ALG;
pub const AF_NFC = PF_NFC;
pub const AF_VSOCK = PF_VSOCK;
pub const AF_MAX = PF_MAX;
pub const DT_UNKNOWN = 0;
pub const DT_FIFO = 1;
pub const DT_CHR = 2;
pub const DT_DIR = 4;
pub const DT_BLK = 6;
pub const DT_REG = 8;
pub const DT_LNK = 10;
pub const DT_SOCK = 12;
pub const DT_WHT = 14;
/// add event to kq (implies enable)
pub const EV_ADD = 0x0001;
/// delete event from kq
pub const EV_DELETE = 0x0002;
/// enable event
pub const EV_ENABLE = 0x0004;
/// disable event (not reported)
pub const EV_DISABLE = 0x0008;
/// only report one occurrence
pub const EV_ONESHOT = 0x0010;
/// clear event state after reporting
pub const EV_CLEAR = 0x0020;
/// force immediate event output
/// ... with or without EV_ERROR
/// ... use KEVENT_FLAG_ERROR_EVENTS
/// on syscalls supporting flags
pub const EV_RECEIPT = 0x0040;
/// disable event after reporting
pub const EV_DISPATCH = 0x0080;
pub const EVFILT_READ = -1;
pub const EVFILT_WRITE = -2;
/// attached to aio requests
pub const EVFILT_AIO = -3;
/// attached to vnodes
pub const EVFILT_VNODE = -4;
/// attached to struct proc
pub const EVFILT_PROC = -5;
/// attached to struct proc
pub const EVFILT_SIGNAL = -6;
/// timers
pub const EVFILT_TIMER = -7;
/// Process descriptors
pub const EVFILT_PROCDESC = -8;
/// Filesystem events
pub const EVFILT_FS = -9;
pub const EVFILT_LIO = -10;
/// User events
pub const EVFILT_USER = -11;
/// Sendfile events
pub const EVFILT_SENDFILE = -12;
pub const EVFILT_EMPTY = -13;
/// On input, NOTE_TRIGGER causes the event to be triggered for output.
pub const NOTE_TRIGGER = 0x01000000;
/// ignore input fflags
pub const NOTE_FFNOP = 0x00000000;
/// and fflags
pub const NOTE_FFAND = 0x40000000;
/// or fflags
pub const NOTE_FFOR = 0x80000000;
/// copy fflags
pub const NOTE_FFCOPY = 0xc0000000;
/// mask for operations
pub const NOTE_FFCTRLMASK = 0xc0000000;
pub const NOTE_FFLAGSMASK = 0x00ffffff;
/// low water mark
pub const NOTE_LOWAT = 0x00000001;
/// behave like poll()
pub const NOTE_FILE_POLL = 0x00000002;
/// vnode was removed
pub const NOTE_DELETE = 0x00000001;
/// data contents changed
pub const NOTE_WRITE = 0x00000002;
/// size increased
pub const NOTE_EXTEND = 0x00000004;
/// attributes changed
pub const NOTE_ATTRIB = 0x00000008;
/// link count changed
pub const NOTE_LINK = 0x00000010;
/// vnode was renamed
pub const NOTE_RENAME = 0x00000020;
/// vnode access was revoked
pub const NOTE_REVOKE = 0x00000040;
/// vnode was opened
pub const NOTE_OPEN = 0x00000080;
/// file closed, fd did not allow write
pub const NOTE_CLOSE = 0x00000100;
/// file closed, fd did allow write
pub const NOTE_CLOSE_WRITE = 0x00000200;
/// file was read
pub const NOTE_READ = 0x00000400;
/// process exited
pub const NOTE_EXIT = 0x80000000;
/// process forked
pub const NOTE_FORK = 0x40000000;
/// process exec'd
pub const NOTE_EXEC = 0x20000000;
/// mask for signal & exit status
pub const NOTE_PDATAMASK = 0x000fffff;
pub const NOTE_PCTRLMASK = (~NOTE_PDATAMASK);
/// data is seconds
pub const NOTE_SECONDS = 0x00000001;
/// data is milliseconds
pub const NOTE_MSECONDS = 0x00000002;
/// data is microseconds
pub const NOTE_USECONDS = 0x00000004;
/// data is nanoseconds
pub const NOTE_NSECONDS = 0x00000008;
/// timeout is absolute
pub const NOTE_ABSTIME = 0x00000010;
pub const TCGETS = 0x5401;
pub const TCSETS = 0x5402;
pub const TCSETSW = 0x5403;
pub const TCSETSF = 0x5404;
pub const TCGETA = 0x5405;
pub const TCSETA = 0x5406;
pub const TCSETAW = 0x5407;
pub const TCSETAF = 0x5408;
pub const TCSBRK = 0x5409;
pub const TCXONC = 0x540A;
pub const TCFLSH = 0x540B;
pub const TIOCEXCL = 0x540C;
pub const TIOCNXCL = 0x540D;
pub const TIOCSCTTY = 0x540E;
pub const TIOCGPGRP = 0x540F;
pub const TIOCSPGRP = 0x5410;
pub const TIOCOUTQ = 0x5411;
pub const TIOCSTI = 0x5412;
pub const TIOCGWINSZ = 0x5413;
pub const TIOCSWINSZ = 0x5414;
pub const TIOCMGET = 0x5415;
pub const TIOCMBIS = 0x5416;
pub const TIOCMBIC = 0x5417;
pub const TIOCMSET = 0x5418;
pub const TIOCGSOFTCAR = 0x5419;
pub const TIOCSSOFTCAR = 0x541A;
pub const FIONREAD = 0x541B;
pub const TIOCINQ = FIONREAD;
pub const TIOCLINUX = 0x541C;
pub const TIOCCONS = 0x541D;
pub const TIOCGSERIAL = 0x541E;
pub const TIOCSSERIAL = 0x541F;
pub const TIOCPKT = 0x5420;
pub const FIONBIO = 0x5421;
pub const TIOCNOTTY = 0x5422;
pub const TIOCSETD = 0x5423;
pub const TIOCGETD = 0x5424;
pub const TCSBRKP = 0x5425;
pub const TIOCSBRK = 0x5427;
pub const TIOCCBRK = 0x5428;
pub const TIOCGSID = 0x5429;
pub const TIOCGRS485 = 0x542E;
pub const TIOCSRS485 = 0x542F;
pub const TIOCGPTN = 0x80045430;
pub const TIOCSPTLCK = 0x40045431;
pub const TIOCGDEV = 0x80045432;
pub const TCGETX = 0x5432;
pub const TCSETX = 0x5433;
pub const TCSETXF = 0x5434;
pub const TCSETXW = 0x5435;
pub const TIOCSIG = 0x40045436;
pub const TIOCVHANGUP = 0x5437;
pub const TIOCGPKT = 0x80045438;
pub const TIOCGPTLCK = 0x80045439;
pub const TIOCGEXCL = 0x80045440;
fn unsigned(s: i32) u32 {
return @bitCast(u32, s);
}
fn signed(s: u32) i32 {
return @bitCast(i32, s);
}
pub fn WEXITSTATUS(s: i32) i32 {
return signed((unsigned(s) & 0xff00) >> 8);
}
pub fn WTERMSIG(s: i32) i32 {
return signed(unsigned(s) & 0x7f);
}
pub fn WSTOPSIG(s: i32) i32 {
return WEXITSTATUS(s);
}
pub fn WIFEXITED(s: i32) bool {
return WTERMSIG(s) == 0;
}
pub fn WIFSTOPPED(s: i32) bool {
return @intCast(u16, (((unsigned(s) & 0xffff) *% 0x10001) >> 8)) > 0x7f00;
}
pub fn WIFSIGNALED(s: i32) bool {
return (unsigned(s) & 0xffff) -% 1 < 0xff;
}
pub const winsize = extern struct.{
ws_row: u16,
ws_col: u16,
ws_xpixel: u16,
ws_ypixel: u16,
};
/// Get the errno from a syscall return value, or 0 for no error.
pub fn getErrno(r: usize) usize {
const signed_r = @bitCast(isize, r);
return if (signed_r > -4096 and signed_r < 0) @intCast(usize, -signed_r) else 0;
}
pub fn dup2(old: i32, new: i32) usize {
return arch.syscall2(SYS_dup2, @intCast(usize, old), @intCast(usize, new));
}
pub fn chdir(path: [*]const u8) usize {
return arch.syscall1(SYS_chdir, @ptrToInt(path));
}
pub fn execve(path: [*]const u8, argv: [*]const ?[*]const u8, envp: [*]const ?[*]const u8) usize {
return arch.syscall3(SYS_execve, @ptrToInt(path), @ptrToInt(argv), @ptrToInt(envp));
}
pub fn fork() usize {
return arch.syscall0(SYS_fork);
}
pub fn getcwd(buf: [*]u8, size: usize) usize {
return arch.syscall2(SYS___getcwd, @ptrToInt(buf), size);
}
pub fn getdents(fd: i32, dirp: [*]u8, count: usize) usize {
return arch.syscall3(SYS_getdents, @intCast(usize, fd), @ptrToInt(dirp), count);
}
pub fn isatty(fd: i32) bool {
var wsz: winsize = undefined;
return arch.syscall3(SYS_ioctl, @intCast(usize, fd), TIOCGWINSZ, @ptrToInt(&wsz)) == 0;
}
pub fn readlink(noalias path: [*]const u8, noalias buf_ptr: [*]u8, buf_len: usize) usize {
return arch.syscall3(SYS_readlink, @ptrToInt(path), @ptrToInt(buf_ptr), buf_len);
}
pub fn mkdir(path: [*]const u8, mode: u32) usize {
return arch.syscall2(SYS_mkdir, @ptrToInt(path), mode);
}
pub fn mmap(address: ?*u8, length: usize, prot: usize, flags: usize, fd: i32, offset: isize) usize {
return arch.syscall6(SYS_mmap, @ptrToInt(address), length, prot, flags, @intCast(usize, fd), @bitCast(usize, offset));
}
pub fn munmap(address: usize, length: usize) usize {
return arch.syscall2(SYS_munmap, address, length);
}
pub fn read(fd: i32, buf: [*]u8, count: usize) usize {
return arch.syscall3(SYS_read, @intCast(usize, fd), @ptrToInt(buf), count);
}
pub fn rmdir(path: [*]const u8) usize {
return arch.syscall1(SYS_rmdir, @ptrToInt(path));
}
pub fn symlink(existing: [*]const u8, new: [*]const u8) usize {
return arch.syscall2(SYS_symlink, @ptrToInt(existing), @ptrToInt(new));
}
pub fn pread(fd: i32, buf: [*]u8, count: usize, offset: usize) usize {
return arch.syscall4(SYS_pread, @intCast(usize, fd), @ptrToInt(buf), count, offset);
}
pub fn preadv(fd: i32, iov: [*]const iovec, count: usize, offset: usize) usize {
return arch.syscall4(SYS_preadv, @intCast(usize, fd), @ptrToInt(iov), count, offset);
}
pub fn pipe(fd: *[2]i32) usize {
return pipe2(fd, 0);
}
pub fn pipe2(fd: *[2]i32, flags: usize) usize {
return arch.syscall2(SYS_pipe2, @ptrToInt(fd), flags);
}
pub fn write(fd: i32, buf: [*]const u8, count: usize) usize {
return arch.syscall3(SYS_write, @intCast(usize, fd), @ptrToInt(buf), count);
}
pub fn pwrite(fd: i32, buf: [*]const u8, count: usize, offset: usize) usize {
return arch.syscall4(SYS_pwrite, @intCast(usize, fd), @ptrToInt(buf), count, offset);
}
pub fn pwritev(fd: i32, iov: [*]const iovec_const, count: usize, offset: usize) usize {
return arch.syscall4(SYS_pwritev, @intCast(usize, fd), @ptrToInt(iov), count, offset);
}
pub fn rename(old: [*]const u8, new: [*]const u8) usize {
return arch.syscall2(SYS_rename, @ptrToInt(old), @ptrToInt(new));
}
pub fn open(path: [*]const u8, flags: u32, perm: usize) usize {
return arch.syscall3(SYS_open, @ptrToInt(path), flags, perm);
}
pub fn create(path: [*]const u8, perm: usize) usize {
return arch.syscall2(SYS_creat, @ptrToInt(path), perm);
}
pub fn openat(dirfd: i32, path: [*]const u8, flags: usize, mode: usize) usize {
return arch.syscall4(SYS_openat, @intCast(usize, dirfd), @ptrToInt(path), flags, mode);
}
pub fn close(fd: i32) usize {
return arch.syscall1(SYS_close, @intCast(usize, fd));
}
pub fn lseek(fd: i32, offset: isize, ref_pos: usize) usize {
return arch.syscall3(SYS_lseek, @intCast(usize, fd), @bitCast(usize, offset), ref_pos);
}
pub fn exit(status: i32) noreturn {
_ = arch.syscall1(SYS_exit, @bitCast(usize, isize(status)));
unreachable;
}
pub fn getrandom(buf: [*]u8, count: usize, flags: u32) usize {
return arch.syscall3(SYS_getrandom, @ptrToInt(buf), count, @intCast(usize, flags));
}
pub fn kill(pid: i32, sig: i32) usize {
return arch.syscall2(SYS_kill, @bitCast(usize, @intCast(isize, pid)), @intCast(usize, sig));
}
pub fn unlink(path: [*]const u8) usize {
return arch.syscall1(SYS_unlink, @ptrToInt(path));
}
pub fn waitpid(pid: i32, status: *i32, options: i32) usize {
return arch.syscall4(SYS_wait4, @bitCast(usize, isize(pid)), @ptrToInt(status), @bitCast(usize, isize(options)), 0);
}
pub fn nanosleep(req: *const timespec, rem: ?*timespec) usize {
return arch.syscall2(SYS_nanosleep, @ptrToInt(req), @ptrToInt(rem));
}
pub fn setuid(uid: u32) usize {
return arch.syscall1(SYS_setuid, uid);
}
pub fn setgid(gid: u32) usize {
return arch.syscall1(SYS_setgid, gid);
}
pub fn setreuid(ruid: u32, euid: u32) usize {
return arch.syscall2(SYS_setreuid, ruid, euid);
}
pub fn setregid(rgid: u32, egid: u32) usize {
return arch.syscall2(SYS_setregid, rgid, egid);
}
pub fn sigprocmask(flags: u32, noalias set: *const sigset_t, noalias oldset: ?*sigset_t) usize {
// TODO: Implement
return 0;
}
pub fn sigaction(sig: u6, noalias act: *const Sigaction, noalias oact: ?*Sigaction) usize {
// TODO: Implement
return 0;
}
const NSIG = 65;
const sigset_t = [128 / @sizeOf(usize)]usize;
const all_mask = []usize.{@maxValue(usize)};
const app_mask = []usize.{0xfffffffc7fffffff};
/// Renamed from `sigaction` to `Sigaction` to avoid conflict with the syscall.
pub const Sigaction = struct.{
// TODO: Adjust to use freebsd struct layout
handler: extern fn (i32) void,
mask: sigset_t,
flags: u32,
};
pub const SIG_ERR = @intToPtr(extern fn (i32) void, @maxValue(usize));
pub const SIG_DFL = @intToPtr(extern fn (i32) void, 0);
pub const SIG_IGN = @intToPtr(extern fn (i32) void, 1);
pub const empty_sigset = []usize.{0} ** sigset_t.len;
pub fn raise(sig: i32) usize {
// TODO implement, see linux equivalent for what we want to try and do
return 0;
}
fn blockAllSignals(set: *sigset_t) void {
// TODO implement
}
fn blockAppSignals(set: *sigset_t) void {
// TODO implement
}
fn restoreSignals(set: *sigset_t) void {
// TODO implement
}
pub fn sigaddset(set: *sigset_t, sig: u6) void {
const s = sig - 1;
(*set)[usize(s) / usize.bit_count] |= usize(1) << (s & (usize.bit_count - 1));
}
pub fn sigismember(set: *const sigset_t, sig: u6) bool {
const s = sig - 1;
return ((*set)[usize(s) / usize.bit_count] & (usize(1) << (s & (usize.bit_count - 1)))) != 0;
}
pub const Stat = arch.Stat;
pub const timespec = arch.timespec;
pub fn fstat(fd: i32, stat_buf: *Stat) usize {
return arch.syscall2(SYS_fstat, @intCast(usize, fd), @ptrToInt(stat_buf));
}
pub const iovec = extern struct.{
iov_base: [*]u8,
iov_len: usize,
};
pub const iovec_const = extern struct.{
iov_base: [*]const u8,
iov_len: usize,
};
pub fn kqueue() usize {
return errnoWrap(c.kqueue());
}
pub fn kevent(kq: i32, changelist: []const Kevent, eventlist: []Kevent, timeout: ?*const timespec) usize {
return errnoWrap(c.kevent(
kq,
changelist.ptr,
@intCast(c_int, changelist.len),
eventlist.ptr,
@intCast(c_int, eventlist.len),
timeout,
));
}
pub fn sysctl(name: [*]c_int, namelen: c_uint, oldp: ?*c_void, oldlenp: ?*usize, newp: ?*c_void, newlen: usize) usize {
return errnoWrap(c.sysctl(name, namelen, oldp, oldlenp, newp, newlen));
}
pub fn sysctlbyname(name: [*]const u8, oldp: ?*c_void, oldlenp: ?*usize, newp: ?*c_void, newlen: usize) usize {
return errnoWrap(c.sysctlbyname(name, oldp, oldlenp, newp, newlen));
}
pub fn sysctlnametomib(name: [*]const u8, mibp: ?*c_int, sizep: ?*usize) usize {
return errnoWrap(c.sysctlnametomib(name, wibp, sizep));
}
/// Takes the return value from a syscall and formats it back in the way
/// that the kernel represents it to libc. Errno was a mistake, let's make
/// it go away forever.
fn errnoWrap(value: isize) usize {
return @bitCast(usize, if (value == -1) -isize(c._errno().*) else value);
}

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std/os/freebsd/syscall.zig Normal file
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pub const SYS_syscall = 0;
pub const SYS_exit = 1;
pub const SYS_fork = 2;
pub const SYS_read = 3;
pub const SYS_write = 4;
pub const SYS_open = 5;
pub const SYS_close = 6;
pub const SYS_wait4 = 7;
// 8 is old creat
pub const SYS_link = 9;
pub const SYS_unlink = 10;
// 11 is obsolete execv
pub const SYS_chdir = 12;
pub const SYS_fchdir = 13;
pub const SYS_freebsd11_mknod = 14;
pub const SYS_chmod = 15;
pub const SYS_chown = 16;
pub const SYS_break = 17;
// 18 is freebsd4 getfsstat
// 19 is old lseek
pub const SYS_getpid = 20;
pub const SYS_mount = 21;
pub const SYS_unmount = 22;
pub const SYS_setuid = 23;
pub const SYS_getuid = 24;
pub const SYS_geteuid = 25;
pub const SYS_ptrace = 26;
pub const SYS_recvmsg = 27;
pub const SYS_sendmsg = 28;
pub const SYS_recvfrom = 29;
pub const SYS_accept = 30;
pub const SYS_getpeername = 31;
pub const SYS_getsockname = 32;
pub const SYS_access = 33;
pub const SYS_chflags = 34;
pub const SYS_fchflags = 35;
pub const SYS_sync = 36;
pub const SYS_kill = 37;
// 38 is old stat
pub const SYS_getppid = 39;
// 40 is old lstat
pub const SYS_dup = 41;
pub const SYS_freebsd10_pipe = 42;
pub const SYS_getegid = 43;
pub const SYS_profil = 44;
pub const SYS_ktrace = 45;
// 46 is old sigaction
pub const SYS_getgid = 47;
// 48 is old sigprocmask
pub const SYS_getlogin = 49;
pub const SYS_setlogin = 50;
pub const SYS_acct = 51;
// 52 is old sigpending
pub const SYS_sigaltstack = 53;
pub const SYS_ioctl = 54;
pub const SYS_reboot = 55;
pub const SYS_revoke = 56;
pub const SYS_symlink = 57;
pub const SYS_readlink = 58;
pub const SYS_execve = 59;
pub const SYS_umask = 60;
pub const SYS_chroot = 61;
// 62 is old fstat
// 63 is old getkerninfo
// 64 is old getpagesize
pub const SYS_msync = 65;
pub const SYS_vfork = 66;
// 67 is obsolete vread
// 68 is obsolete vwrite
// 69 is obsolete sbrk (still present on some platforms)
pub const SYS_sstk = 70;
// 71 is old mmap
pub const SYS_vadvise = 72;
pub const SYS_munmap = 73;
pub const SYS_mprotect = 74;
pub const SYS_madvise = 75;
// 76 is obsolete vhangup
// 77 is obsolete vlimit
pub const SYS_mincore = 78;
pub const SYS_getgroups = 79;
pub const SYS_setgroups = 80;
pub const SYS_getpgrp = 81;
pub const SYS_setpgid = 82;
pub const SYS_setitimer = 83;
// 84 is old wait
pub const SYS_swapon = 85;
pub const SYS_getitimer = 86;
// 87 is old gethostname
// 88 is old sethostname
pub const SYS_getdtablesize = 89;
pub const SYS_dup2 = 90;
pub const SYS_fcntl = 92;
pub const SYS_select = 93;
pub const SYS_fsync = 95;
pub const SYS_setpriority = 96;
pub const SYS_socket = 97;
pub const SYS_connect = 98;
// 99 is old accept
pub const SYS_getpriority = 100;
// 101 is old send
// 102 is old recv
// 103 is old sigreturn
pub const SYS_bind = 104;
pub const SYS_setsockopt = 105;
pub const SYS_listen = 106;
// 107 is obsolete vtimes
// 108 is old sigvec
// 109 is old sigblock
// 110 is old sigsetmask
// 111 is old sigsuspend
// 112 is old sigstack
// 113 is old recvmsg
// 114 is old sendmsg
// 115 is obsolete vtrace
pub const SYS_gettimeofday = 116;
pub const SYS_getrusage = 117;
pub const SYS_getsockopt = 118;
pub const SYS_readv = 120;
pub const SYS_writev = 121;
pub const SYS_settimeofday = 122;
pub const SYS_fchown = 123;
pub const SYS_fchmod = 124;
// 125 is old recvfrom
pub const SYS_setreuid = 126;
pub const SYS_setregid = 127;
pub const SYS_rename = 128;
// 129 is old truncate
// 130 is old ftruncate
pub const SYS_flock = 131;
pub const SYS_mkfifo = 132;
pub const SYS_sendto = 133;
pub const SYS_shutdown = 134;
pub const SYS_socketpair = 135;
pub const SYS_mkdir = 136;
pub const SYS_rmdir = 137;
pub const SYS_utimes = 138;
// 139 is obsolete 4.2 sigreturn
pub const SYS_adjtime = 140;
// 141 is old getpeername
// 142 is old gethostid
// 143 is old sethostid
// 144 is old getrlimit
// 145 is old setrlimit
// 146 is old killpg
pub const SYS_setsid = 147;
pub const SYS_quotactl = 148;
// 149 is old quota
// 150 is old getsockname
pub const SYS_nlm_syscall = 154;
pub const SYS_nfssvc = 155;
// 156 is old getdirentries
// 157 is freebsd4 statfs
// 158 is freebsd4 fstatfs
pub const SYS_lgetfh = 160;
pub const SYS_getfh = 161;
// 162 is freebsd4 getdomainname
// 163 is freebsd4 setdomainname
// 164 is freebsd4 uname
pub const SYS_sysarch = 165;
pub const SYS_rtprio = 166;
pub const SYS_semsys = 169;
pub const SYS_msgsys = 170;
pub const SYS_shmsys = 171;
// 173 is freebsd6 pread
// 174 is freebsd6 pwrite
pub const SYS_setfib = 175;
pub const SYS_ntp_adjtime = 176;
pub const SYS_setgid = 181;
pub const SYS_setegid = 182;
pub const SYS_seteuid = 183;
// 184 is obsolete lfs_bmapv
// 185 is obsolete lfs_markv
// 186 is obsolete lfs_segclean
// 187 is obsolete lfs_segwait
pub const SYS_freebsd11_stat = 188;
pub const SYS_freebsd11_fstat = 189;
pub const SYS_freebsd11_lstat = 190;
pub const SYS_pathconf = 191;
pub const SYS_fpathconf = 192;
pub const SYS_getrlimit = 194;
pub const SYS_setrlimit = 195;
pub const SYS_freebsd11_getdirentries = 196;
// 197 is freebsd6 mmap
pub const SYS___syscall = 198;
// 199 is freebsd6 lseek
// 200 is freebsd6 truncate
// 201 is freebsd6 ftruncate
pub const SYS___sysctl = 202;
pub const SYS_mlock = 203;
pub const SYS_munlock = 204;
pub const SYS_undelete = 205;
pub const SYS_futimes = 206;
pub const SYS_getpgid = 207;
pub const SYS_poll = 209;
pub const SYS_freebsd7___semctl = 220;
pub const SYS_semget = 221;
pub const SYS_semop = 222;
pub const SYS_freebsd7_msgctl = 224;
pub const SYS_msgget = 225;
pub const SYS_msgsnd = 226;
pub const SYS_msgrcv = 227;
pub const SYS_shmat = 228;
pub const SYS_freebsd7_shmctl = 229;
pub const SYS_shmdt = 230;
pub const SYS_shmget = 231;
pub const SYS_clock_gettime = 232;
pub const SYS_clock_settime = 233;
pub const SYS_clock_getres = 234;
pub const SYS_ktimer_create = 235;
pub const SYS_ktimer_delete = 236;
pub const SYS_ktimer_settime = 237;
pub const SYS_ktimer_gettime = 238;
pub const SYS_ktimer_getoverrun = 239;
pub const SYS_nanosleep = 240;
pub const SYS_ffclock_getcounter = 241;
pub const SYS_ffclock_setestimate = 242;
pub const SYS_ffclock_getestimate = 243;
pub const SYS_clock_nanosleep = 244;
pub const SYS_clock_getcpuclockid2 = 247;
pub const SYS_ntp_gettime = 248;
pub const SYS_minherit = 250;
pub const SYS_rfork = 251;
// 252 is obsolete openbsd_poll
pub const SYS_issetugid = 253;
pub const SYS_lchown = 254;
pub const SYS_aio_read = 255;
pub const SYS_aio_write = 256;
pub const SYS_lio_listio = 257;
pub const SYS_freebsd11_getdents = 272;
pub const SYS_lchmod = 274;
// 275 is obsolete netbsd_lchown
pub const SYS_lutimes = 276;
// 277 is obsolete netbsd_msync
pub const SYS_freebsd11_nstat = 278;
pub const SYS_freebsd11_nfstat = 279;
pub const SYS_freebsd11_nlstat = 280;
pub const SYS_preadv = 289;
pub const SYS_pwritev = 290;
// 297 is freebsd4 fhstatfs
pub const SYS_fhopen = 298;
pub const SYS_freebsd11_fhstat = 299;
pub const SYS_modnext = 300;
pub const SYS_modstat = 301;
pub const SYS_modfnext = 302;
pub const SYS_modfind = 303;
pub const SYS_kldload = 304;
pub const SYS_kldunload = 305;
pub const SYS_kldfind = 306;
pub const SYS_kldnext = 307;
pub const SYS_kldstat = 308;
pub const SYS_kldfirstmod = 309;
pub const SYS_getsid = 310;
pub const SYS_setresuid = 311;
pub const SYS_setresgid = 312;
// 313 is obsolete signanosleep
pub const SYS_aio_return = 314;
pub const SYS_aio_suspend = 315;
pub const SYS_aio_cancel = 316;
pub const SYS_aio_error = 317;
// 318 is freebsd6 aio_read
// 319 is freebsd6 aio_write
// 320 is freebsd6 lio_listio
pub const SYS_yield = 321;
// 322 is obsolete thr_sleep
// 323 is obsolete thr_wakeup
pub const SYS_mlockall = 324;
pub const SYS_munlockall = 325;
pub const SYS___getcwd = 326;
pub const SYS_sched_setparam = 327;
pub const SYS_sched_getparam = 328;
pub const SYS_sched_setscheduler = 329;
pub const SYS_sched_getscheduler = 330;
pub const SYS_sched_yield = 331;
pub const SYS_sched_get_priority_max = 332;
pub const SYS_sched_get_priority_min = 333;
pub const SYS_sched_rr_get_interval = 334;
pub const SYS_utrace = 335;
// 336 is freebsd4 sendfile
pub const SYS_kldsym = 337;
pub const SYS_jail = 338;
pub const SYS_nnpfs_syscall = 339;
pub const SYS_sigprocmask = 340;
pub const SYS_sigsuspend = 341;
// 342 is freebsd4 sigaction
pub const SYS_sigpending = 343;
// 344 is freebsd4 sigreturn
pub const SYS_sigtimedwait = 345;
pub const SYS_sigwaitinfo = 346;
pub const SYS___acl_get_file = 347;
pub const SYS___acl_set_file = 348;
pub const SYS___acl_get_fd = 349;
pub const SYS___acl_set_fd = 350;
pub const SYS___acl_delete_file = 351;
pub const SYS___acl_delete_fd = 352;
pub const SYS___acl_aclcheck_file = 353;
pub const SYS___acl_aclcheck_fd = 354;
pub const SYS_extattrctl = 355;
pub const SYS_extattr_set_file = 356;
pub const SYS_extattr_get_file = 357;
pub const SYS_extattr_delete_file = 358;
pub const SYS_aio_waitcomplete = 359;
pub const SYS_getresuid = 360;
pub const SYS_getresgid = 361;
pub const SYS_kqueue = 362;
pub const SYS_freebsd11_kevent = 363;
// 364 is obsolete __cap_get_proc
// 365 is obsolete __cap_set_proc
// 366 is obsolete __cap_get_fd
// 367 is obsolete __cap_get_file
// 368 is obsolete __cap_set_fd
// 369 is obsolete __cap_set_file
pub const SYS_extattr_set_fd = 371;
pub const SYS_extattr_get_fd = 372;
pub const SYS_extattr_delete_fd = 373;
pub const SYS___setugid = 374;
pub const SYS_eaccess = 376;
pub const SYS_afs3_syscall = 377;
pub const SYS_nmount = 378;
// 379 is obsolete kse_exit
// 380 is obsolete kse_wakeup
// 381 is obsolete kse_create
// 382 is obsolete kse_thr_interrupt
// 383 is obsolete kse_release
pub const SYS___mac_get_proc = 384;
pub const SYS___mac_set_proc = 385;
pub const SYS___mac_get_fd = 386;
pub const SYS___mac_get_file = 387;
pub const SYS___mac_set_fd = 388;
pub const SYS___mac_set_file = 389;
pub const SYS_kenv = 390;
pub const SYS_lchflags = 391;
pub const SYS_uuidgen = 392;
pub const SYS_sendfile = 393;
pub const SYS_mac_syscall = 394;
pub const SYS_freebsd11_getfsstat = 395;
pub const SYS_freebsd11_statfs = 396;
pub const SYS_freebsd11_fstatfs = 397;
pub const SYS_freebsd11_fhstatfs = 398;
pub const SYS_ksem_close = 400;
pub const SYS_ksem_post = 401;
pub const SYS_ksem_wait = 402;
pub const SYS_ksem_trywait = 403;
pub const SYS_ksem_init = 404;
pub const SYS_ksem_open = 405;
pub const SYS_ksem_unlink = 406;
pub const SYS_ksem_getvalue = 407;
pub const SYS_ksem_destroy = 408;
pub const SYS___mac_get_pid = 409;
pub const SYS___mac_get_link = 410;
pub const SYS___mac_set_link = 411;
pub const SYS_extattr_set_link = 412;
pub const SYS_extattr_get_link = 413;
pub const SYS_extattr_delete_link = 414;
pub const SYS___mac_execve = 415;
pub const SYS_sigaction = 416;
pub const SYS_sigreturn = 417;
pub const SYS_getcontext = 421;
pub const SYS_setcontext = 422;
pub const SYS_swapcontext = 423;
pub const SYS_swapoff = 424;
pub const SYS___acl_get_link = 425;
pub const SYS___acl_set_link = 426;
pub const SYS___acl_delete_link = 427;
pub const SYS___acl_aclcheck_link = 428;
pub const SYS_sigwait = 429;
pub const SYS_thr_create = 430;
pub const SYS_thr_exit = 431;
pub const SYS_thr_self = 432;
pub const SYS_thr_kill = 433;
pub const SYS_jail_attach = 436;
pub const SYS_extattr_list_fd = 437;
pub const SYS_extattr_list_file = 438;
pub const SYS_extattr_list_link = 439;
// 440 is obsolete kse_switchin
pub const SYS_ksem_timedwait = 441;
pub const SYS_thr_suspend = 442;
pub const SYS_thr_wake = 443;
pub const SYS_kldunloadf = 444;
pub const SYS_audit = 445;
pub const SYS_auditon = 446;
pub const SYS_getauid = 447;
pub const SYS_setauid = 448;
pub const SYS_getaudit = 449;
pub const SYS_setaudit = 450;
pub const SYS_getaudit_addr = 451;
pub const SYS_setaudit_addr = 452;
pub const SYS_auditctl = 453;
pub const SYS__umtx_op = 454;
pub const SYS_thr_new = 455;
pub const SYS_sigqueue = 456;
pub const SYS_kmq_open = 457;
pub const SYS_kmq_setattr = 458;
pub const SYS_kmq_timedreceive = 459;
pub const SYS_kmq_timedsend = 460;
pub const SYS_kmq_notify = 461;
pub const SYS_kmq_unlink = 462;
pub const SYS_abort2 = 463;
pub const SYS_thr_set_name = 464;
pub const SYS_aio_fsync = 465;
pub const SYS_rtprio_thread = 466;
pub const SYS_sctp_peeloff = 471;
pub const SYS_sctp_generic_sendmsg = 472;
pub const SYS_sctp_generic_sendmsg_iov = 473;
pub const SYS_sctp_generic_recvmsg = 474;
pub const SYS_pread = 475;
pub const SYS_pwrite = 476;
pub const SYS_mmap = 477;
pub const SYS_lseek = 478;
pub const SYS_truncate = 479;
pub const SYS_ftruncate = 480;
pub const SYS_thr_kill2 = 481;
pub const SYS_shm_open = 482;
pub const SYS_shm_unlink = 483;
pub const SYS_cpuset = 484;
pub const SYS_cpuset_setid = 485;
pub const SYS_cpuset_getid = 486;
pub const SYS_cpuset_getaffinity = 487;
pub const SYS_cpuset_setaffinity = 488;
pub const SYS_faccessat = 489;
pub const SYS_fchmodat = 490;
pub const SYS_fchownat = 491;
pub const SYS_fexecve = 492;
pub const SYS_freebsd11_fstatat = 493;
pub const SYS_futimesat = 494;
pub const SYS_linkat = 495;
pub const SYS_mkdirat = 496;
pub const SYS_mkfifoat = 497;
pub const SYS_freebsd11_mknodat = 498;
pub const SYS_openat = 499;
pub const SYS_readlinkat = 500;
pub const SYS_renameat = 501;
pub const SYS_symlinkat = 502;
pub const SYS_unlinkat = 503;
pub const SYS_posix_openpt = 504;
pub const SYS_gssd_syscall = 505;
pub const SYS_jail_get = 506;
pub const SYS_jail_set = 507;
pub const SYS_jail_remove = 508;
pub const SYS_closefrom = 509;
pub const SYS___semctl = 510;
pub const SYS_msgctl = 511;
pub const SYS_shmctl = 512;
pub const SYS_lpathconf = 513;
// 514 is obsolete cap_new
pub const SYS___cap_rights_get = 515;
pub const SYS_cap_enter = 516;
pub const SYS_cap_getmode = 517;
pub const SYS_pdfork = 518;
pub const SYS_pdkill = 519;
pub const SYS_pdgetpid = 520;
pub const SYS_pselect = 522;
pub const SYS_getloginclass = 523;
pub const SYS_setloginclass = 524;
pub const SYS_rctl_get_racct = 525;
pub const SYS_rctl_get_rules = 526;
pub const SYS_rctl_get_limits = 527;
pub const SYS_rctl_add_rule = 528;
pub const SYS_rctl_remove_rule = 529;
pub const SYS_posix_fallocate = 530;
pub const SYS_posix_fadvise = 531;
pub const SYS_wait6 = 532;
pub const SYS_cap_rights_limit = 533;
pub const SYS_cap_ioctls_limit = 534;
pub const SYS_cap_ioctls_get = 535;
pub const SYS_cap_fcntls_limit = 536;
pub const SYS_cap_fcntls_get = 537;
pub const SYS_bindat = 538;
pub const SYS_connectat = 539;
pub const SYS_chflagsat = 540;
pub const SYS_accept4 = 541;
pub const SYS_pipe2 = 542;
pub const SYS_aio_mlock = 543;
pub const SYS_procctl = 544;
pub const SYS_ppoll = 545;
pub const SYS_futimens = 546;
pub const SYS_utimensat = 547;
// 548 is obsolete numa_getaffinity
// 549 is obsolete numa_setaffinity
pub const SYS_fdatasync = 550;
pub const SYS_fstat = 551;
pub const SYS_fstatat = 552;
pub const SYS_fhstat = 553;
pub const SYS_getdirentries = 554;
pub const SYS_statfs = 555;
pub const SYS_fstatfs = 556;
pub const SYS_getfsstat = 557;
pub const SYS_fhstatfs = 558;
pub const SYS_mknodat = 559;
pub const SYS_kevent = 560;
pub const SYS_cpuset_getdomain = 561;
pub const SYS_cpuset_setdomain = 562;
pub const SYS_getrandom = 563;
pub const SYS_MAXSYSCALL = 564;

136
std/os/freebsd/x86_64.zig Normal file
View File

@ -0,0 +1,136 @@
const freebsd = @import("index.zig");
const socklen_t = freebsd.socklen_t;
const iovec = freebsd.iovec;
pub const SYS_sbrk = 69;
pub fn syscall0(number: usize) usize {
return asm volatile ("syscall"
: [ret] "={rax}" (-> usize)
: [number] "{rax}" (number)
: "rcx", "r11"
);
}
pub fn syscall1(number: usize, arg1: usize) usize {
return asm volatile ("syscall"
: [ret] "={rax}" (-> usize)
: [number] "{rax}" (number),
[arg1] "{rdi}" (arg1)
: "rcx", "r11"
);
}
pub fn syscall2(number: usize, arg1: usize, arg2: usize) usize {
return asm volatile ("syscall"
: [ret] "={rax}" (-> usize)
: [number] "{rax}" (number),
[arg1] "{rdi}" (arg1),
[arg2] "{rsi}" (arg2)
: "rcx", "r11"
);
}
pub fn syscall3(number: usize, arg1: usize, arg2: usize, arg3: usize) usize {
return asm volatile ("syscall"
: [ret] "={rax}" (-> usize)
: [number] "{rax}" (number),
[arg1] "{rdi}" (arg1),
[arg2] "{rsi}" (arg2),
[arg3] "{rdx}" (arg3)
: "rcx", "r11"
);
}
pub fn syscall4(number: usize, arg1: usize, arg2: usize, arg3: usize, arg4: usize) usize {
return asm volatile ("syscall"
: [ret] "={rax}" (-> usize)
: [number] "{rax}" (number),
[arg1] "{rdi}" (arg1),
[arg2] "{rsi}" (arg2),
[arg3] "{rdx}" (arg3),
[arg4] "{r10}" (arg4)
: "rcx", "r11"
);
}
pub fn syscall5(number: usize, arg1: usize, arg2: usize, arg3: usize, arg4: usize, arg5: usize) usize {
return asm volatile ("syscall"
: [ret] "={rax}" (-> usize)
: [number] "{rax}" (number),
[arg1] "{rdi}" (arg1),
[arg2] "{rsi}" (arg2),
[arg3] "{rdx}" (arg3),
[arg4] "{r10}" (arg4),
[arg5] "{r8}" (arg5)
: "rcx", "r11"
);
}
pub fn syscall6(
number: usize,
arg1: usize,
arg2: usize,
arg3: usize,
arg4: usize,
arg5: usize,
arg6: usize,
) usize {
return asm volatile ("syscall"
: [ret] "={rax}" (-> usize)
: [number] "{rax}" (number),
[arg1] "{rdi}" (arg1),
[arg2] "{rsi}" (arg2),
[arg3] "{rdx}" (arg3),
[arg4] "{r10}" (arg4),
[arg5] "{r8}" (arg5),
[arg6] "{r9}" (arg6)
: "rcx", "r11"
);
}
pub nakedcc fn restore_rt() void {
asm volatile ("syscall"
:
: [number] "{rax}" (usize(SYS_rt_sigreturn))
: "rcx", "r11"
);
}
pub const msghdr = extern struct.{
msg_name: &u8,
msg_namelen: socklen_t,
msg_iov: &iovec,
msg_iovlen: i32,
__pad1: i32,
msg_control: &u8,
msg_controllen: socklen_t,
__pad2: socklen_t,
msg_flags: i32,
};
/// Renamed to Stat to not conflict with the stat function.
pub const Stat = extern struct.{
dev: u64,
ino: u64,
nlink: usize,
mode: u32,
uid: u32,
gid: u32,
__pad0: u32,
rdev: u64,
size: i64,
blksize: isize,
blocks: i64,
atim: timespec,
mtim: timespec,
ctim: timespec,
__unused: [3]isize,
};
pub const timespec = extern struct.{
tv_sec: isize,
tv_nsec: isize,
};

2
std/os/get_app_data_dir.zig
View File

@ -43,7 +43,7 @@ pub fn getAppDataDir(allocator: *mem.Allocator, appname: []const u8) GetAppDataD
};
return os.path.join(allocator, home_dir, "Library", "Application Support", appname);
},
builtin.Os.linux => {
builtin.Os.linux, builtin.Os.freebsd => {
const home_dir = os.getEnvPosix("HOME") orelse {
// TODO look in /etc/passwd
return error.AppDataDirUnavailable;

2
std/os/get_user_id.zig
View File

@ -11,7 +11,7 @@ pub const UserInfo = struct {
/// POSIX function which gets a uid from username.
pub fn getUserInfo(name: []const u8) !UserInfo {
return switch (builtin.os) {
Os.linux, Os.macosx, Os.ios => posixGetUserInfo(name),
Os.linux, Os.macosx, Os.ios, Os.freebsd => posixGetUserInfo(name),
else => @compileError("Unsupported OS"),
};
}

46
std/os/index.zig
View File

@ -3,7 +3,7 @@ const builtin = @import("builtin");
const Os = builtin.Os;
const is_windows = builtin.os == Os.windows;
const is_posix = switch (builtin.os) {
builtin.Os.linux, builtin.Os.macosx => true,
builtin.Os.linux, builtin.Os.macosx, builtin.Os.freebsd => true,
else => false,
};
const os = @This();
@ -24,10 +24,12 @@ test "std.os" {
pub const windows = @import("windows/index.zig");
pub const darwin = @import("darwin.zig");
pub const linux = @import("linux/index.zig");
pub const freebsd = @import("freebsd/index.zig");
pub const zen = @import("zen.zig");
pub const posix = switch (builtin.os) {
Os.linux => linux,
Os.macosx, Os.ios => darwin,
Os.freebsd => freebsd,
Os.zen => zen,
else => @compileError("Unsupported OS"),
};
@ -40,7 +42,7 @@ pub const time = @import("time.zig");
pub const page_size = 4 * 1024;
pub const MAX_PATH_BYTES = switch (builtin.os) {
Os.linux, Os.macosx, Os.ios => posix.PATH_MAX,
Os.linux, Os.macosx, Os.ios, Os.freebsd => posix.PATH_MAX,
// Each UTF-16LE character may be expanded to 3 UTF-8 bytes.
// If it would require 4 UTF-8 bytes, then there would be a surrogate
// pair in the UTF-16LE, and we (over)account 3 bytes for it that way.
@ -101,7 +103,7 @@ const math = std.math;
/// library implementation.
pub fn getRandomBytes(buf: []u8) !void {
switch (builtin.os) {
Os.linux => while (true) {
Os.linux, Os.freebsd => while (true) {
// TODO check libc version and potentially call c.getrandom.
// See #397
const errno = posix.getErrno(posix.getrandom(buf.ptr, buf.len, 0));
@ -174,7 +176,7 @@ pub fn abort() noreturn {
c.abort();
}
switch (builtin.os) {
Os.linux, Os.macosx, Os.ios => {
Os.linux, Os.macosx, Os.ios, Os.freebsd => {
_ = posix.raise(posix.SIGABRT);
_ = posix.raise(posix.SIGKILL);
while (true) {}
@ -196,7 +198,7 @@ pub fn exit(status: u8) noreturn {
c.exit(status);
}
switch (builtin.os) {
Os.linux, Os.macosx, Os.ios => {
Os.linux, Os.macosx, Os.ios, Os.freebsd => {
posix.exit(status);
},
Os.windows => {
@ -419,7 +421,7 @@ pub fn posix_pwritev(fd: i32, iov: [*]const posix.iovec_const, count: usize, off
}
}
},
builtin.Os.linux => while (true) {
builtin.Os.linux, builtin.Os.freebsd => while (true) {
const rc = posix.pwritev(fd, iov, count, offset);
const err = posix.getErrno(rc);
switch (err) {
@ -687,7 +689,7 @@ pub fn getBaseAddress() usize {
};
return phdr - @sizeOf(ElfHeader);
},
builtin.Os.macosx => return @ptrToInt(&std.c._mh_execute_header),
builtin.Os.macosx, builtin.Os.freebsd => return @ptrToInt(&std.c._mh_execute_header),
builtin.Os.windows => return @ptrToInt(windows.GetModuleHandleW(null)),
else => @compileError("Unsupported OS"),
}
@ -1305,7 +1307,7 @@ pub fn deleteDirC(dir_path: [*]const u8) DeleteDirError!void {
const dir_path_w = try windows_util.cStrToPrefixedFileW(dir_path);
return deleteDirW(&dir_path_w);
},
Os.linux, Os.macosx, Os.ios => {
Os.linux, Os.macosx, Os.ios, Os.freebsd => {
const err = posix.getErrno(posix.rmdir(dir_path));
switch (err) {
0 => return,
@ -1348,7 +1350,7 @@ pub fn deleteDir(dir_path: []const u8) DeleteDirError!void {
const dir_path_w = try windows_util.sliceToPrefixedFileW(dir_path);
return deleteDirW(&dir_path_w);
},
Os.linux, Os.macosx, Os.ios => {
Os.linux, Os.macosx, Os.ios, Os.freebsd => {
const dir_path_c = try toPosixPath(dir_path);
return deleteDirC(&dir_path_c);
},
@ -1465,7 +1467,7 @@ pub const Dir = struct {
allocator: *Allocator,
pub const Handle = switch (builtin.os) {
Os.macosx, Os.ios => struct {
Os.macosx, Os.ios, Os.freebsd => struct {
fd: i32,
seek: i64,
buf: []u8,
@ -1541,7 +1543,7 @@ pub const Dir = struct {
.name_data = undefined,
};
},
Os.macosx, Os.ios => Handle{
Os.macosx, Os.ios, Os.freebsd => Handle{
.fd = try posixOpen(
dir_path,
posix.O_RDONLY | posix.O_NONBLOCK | posix.O_DIRECTORY | posix.O_CLOEXEC,
@ -1572,7 +1574,7 @@ pub const Dir = struct {
Os.windows => {
_ = windows.FindClose(self.handle.handle);
},
Os.macosx, Os.ios, Os.linux => {
Os.macosx, Os.ios, Os.linux, Os.freebsd => {
self.allocator.free(self.handle.buf);
os.close(self.handle.fd);
},
@ -1587,6 +1589,7 @@ pub const Dir = struct {
Os.linux => return self.nextLinux(),
Os.macosx, Os.ios => return self.nextDarwin(),
Os.windows => return self.nextWindows(),
Os.freebsd => return self.nextFreebsd(),
else => @compileError("unimplemented"),
}
}
@ -1726,6 +1729,11 @@ pub const Dir = struct {
};
}
}
fn nextFreebsd(self: *Dir) !?Entry {
self.handle.buf = try self.allocator.alloc(u8, page_size);
return null; // TODO
}
};
pub fn changeCurDir(allocator: *Allocator, dir_path: []const u8) !void {
@ -2164,7 +2172,7 @@ pub fn unexpectedErrorWindows(err: windows.DWORD) UnexpectedError {
pub fn openSelfExe() !os.File {
switch (builtin.os) {
Os.linux => return os.File.openReadC(c"/proc/self/exe"),
Os.macosx, Os.ios => {
Os.macosx, Os.ios, Os.freebsd => {
var buf: [MAX_PATH_BYTES]u8 = undefined;
const self_exe_path = try selfExePath(&buf);
buf[self_exe_path.len] = 0;
@ -2181,7 +2189,7 @@ pub fn openSelfExe() !os.File {
test "openSelfExe" {
switch (builtin.os) {
Os.linux, Os.macosx, Os.ios, Os.windows => (try openSelfExe()).close(),
Os.linux, Os.macosx, Os.ios, Os.windows, Os.freebsd => (try openSelfExe()).close(),
else => return error.SkipZigTest, // Unsupported OS.
}
}
@ -2212,6 +2220,7 @@ pub fn selfExePathW(out_buffer: *[windows_util.PATH_MAX_WIDE]u16) ![]u16 {
pub fn selfExePath(out_buffer: *[MAX_PATH_BYTES]u8) ![]u8 {
switch (builtin.os) {
Os.linux => return readLink(out_buffer, "/proc/self/exe"),
Os.freebsd => return readLink(out_buffer, "/proc/curproc/file"),
Os.windows => {
var utf16le_buf: [windows_util.PATH_MAX_WIDE]u16 = undefined;
const utf16le_slice = try selfExePathW(&utf16le_buf);
@ -2250,7 +2259,7 @@ pub fn selfExeDirPath(out_buffer: *[MAX_PATH_BYTES]u8) ![]const u8 {
// will not return null.
return path.dirname(full_exe_path).?;
},
Os.windows, Os.macosx, Os.ios => {
Os.windows, Os.macosx, Os.ios, Os.freebsd => {
const self_exe_path = try selfExePath(out_buffer);
// Assume that the OS APIs return absolute paths, and therefore dirname
// will not return null.
@ -3095,10 +3104,13 @@ pub const CpuCountError = error{
pub fn cpuCount(fallback_allocator: *mem.Allocator) CpuCountError!usize {
switch (builtin.os) {
builtin.Os.macosx => {
builtin.Os.macosx, builtin.Os.freebsd => {
var count: c_int = undefined;
var count_len: usize = @sizeOf(c_int);
const rc = posix.sysctlbyname(c"hw.logicalcpu", @ptrCast(*c_void, &count), &count_len, null, 0);
const rc = posix.sysctlbyname(switch (builtin.os) {
builtin.Os.macosx => c"hw.logicalcpu",
else => c"hw.ncpu",
}, @ptrCast(*c_void, &count), &count_len, null, 0);
const err = posix.getErrno(rc);
switch (err) {
0 => return @intCast(usize, count),

11
std/os/path.zig
View File

@ -1188,6 +1188,15 @@ pub fn realC(out_buffer: *[os.MAX_PATH_BYTES]u8, pathname: [*]const u8) RealErro
return os.readLinkC(out_buffer, proc_path.ptr);
},
Os.freebsd => { // XXX requires fdescfs
const fd = try os.posixOpenC(pathname, posix.O_PATH | posix.O_NONBLOCK | posix.O_CLOEXEC, 0);
defer os.close(fd);
var buf: ["/dev/fd/-2147483648".len]u8 = undefined;
const proc_path = fmt.bufPrint(buf[0..], "/dev/fd/{}\x00", fd) catch unreachable;
return os.readLinkC(out_buffer, proc_path.ptr);
},
else => @compileError("TODO implement os.path.real for " ++ @tagName(builtin.os)),
}
}
@ -1202,7 +1211,7 @@ pub fn real(out_buffer: *[os.MAX_PATH_BYTES]u8, pathname: []const u8) RealError!
const pathname_w = try windows_util.sliceToPrefixedFileW(pathname);
return realW(out_buffer, &pathname_w);
},
Os.macosx, Os.ios, Os.linux => {
Os.macosx, Os.ios, Os.linux, Os.freebsd => {
const pathname_c = try os.toPosixPath(pathname);
return realC(out_buffer, &pathname_c);
},

18
std/special/bootstrap.zig
View File

@ -20,10 +20,17 @@ comptime {
nakedcc fn _start() noreturn {
switch (builtin.arch) {
builtin.Arch.x86_64 => {
argc_ptr = asm ("lea (%%rsp), %[argc]"
: [argc] "=r" (-> [*]usize)
);
builtin.Arch.x86_64 => switch (builtin.os) {
builtin.Os.freebsd => {
argc_ptr = asm ("lea (%%rdi), %[argc]"
: [argc] "=r" (-> [*]usize)
);
},
else => {
argc_ptr = asm ("lea (%%rsp), %[argc]"
: [argc] "=r" (-> [*]usize)
);
},
},
builtin.Arch.i386 => {
argc_ptr = asm ("lea (%%esp), %[argc]"
@ -50,6 +57,9 @@ extern fn WinMainCRTStartup() noreturn {
// TODO https://github.com/ziglang/zig/issues/265
fn posixCallMainAndExit() noreturn {
if (builtin.os == builtin.Os.freebsd) {
@setAlignStack(16);
}
const argc = argc_ptr[0];
const argv = @ptrCast([*][*]u8, argc_ptr + 1);