From ccd992355df7192993c666236047820244914598 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:19:13 +0200 Subject: Adding upstream version 1.21.8. Signed-off-by: Daniel Baumann --- src/runtime/sys_darwin.go | 603 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 603 insertions(+) create mode 100644 src/runtime/sys_darwin.go (limited to 'src/runtime/sys_darwin.go') diff --git a/src/runtime/sys_darwin.go b/src/runtime/sys_darwin.go new file mode 100644 index 0000000..fa9a2fb --- /dev/null +++ b/src/runtime/sys_darwin.go @@ -0,0 +1,603 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package runtime + +import ( + "internal/abi" + "runtime/internal/atomic" + "unsafe" +) + +// The X versions of syscall expect the libc call to return a 64-bit result. +// Otherwise (the non-X version) expects a 32-bit result. +// This distinction is required because an error is indicated by returning -1, +// and we need to know whether to check 32 or 64 bits of the result. +// (Some libc functions that return 32 bits put junk in the upper 32 bits of AX.) + +//go:linkname syscall_syscall syscall.syscall +//go:nosplit +func syscall_syscall(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) { + args := struct{ fn, a1, a2, a3, r1, r2, err uintptr }{fn, a1, a2, a3, r1, r2, err} + entersyscall() + libcCall(unsafe.Pointer(abi.FuncPCABI0(syscall)), unsafe.Pointer(&args)) + exitsyscall() + return args.r1, args.r2, args.err +} +func syscall() + +//go:linkname syscall_syscallX syscall.syscallX +//go:nosplit +func syscall_syscallX(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) { + args := struct{ fn, a1, a2, a3, r1, r2, err uintptr }{fn, a1, a2, a3, r1, r2, err} + entersyscall() + libcCall(unsafe.Pointer(abi.FuncPCABI0(syscallX)), unsafe.Pointer(&args)) + exitsyscall() + return args.r1, args.r2, args.err +} +func syscallX() + +//go:linkname syscall_syscall6 syscall.syscall6 +//go:nosplit +func syscall_syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) { + args := struct{ fn, a1, a2, a3, a4, a5, a6, r1, r2, err uintptr }{fn, a1, a2, a3, a4, a5, a6, r1, r2, err} + entersyscall() + libcCall(unsafe.Pointer(abi.FuncPCABI0(syscall6)), unsafe.Pointer(&args)) + exitsyscall() + return args.r1, args.r2, args.err +} +func syscall6() + +//go:linkname syscall_syscall9 syscall.syscall9 +//go:nosplit +//go:cgo_unsafe_args +func syscall_syscall9(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2, err uintptr) { + entersyscall() + libcCall(unsafe.Pointer(abi.FuncPCABI0(syscall9)), unsafe.Pointer(&fn)) + exitsyscall() + return +} +func syscall9() + +//go:linkname syscall_syscall6X syscall.syscall6X +//go:nosplit +func syscall_syscall6X(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) { + args := struct{ fn, a1, a2, a3, a4, a5, a6, r1, r2, err uintptr }{fn, a1, a2, a3, a4, a5, a6, r1, r2, err} + entersyscall() + libcCall(unsafe.Pointer(abi.FuncPCABI0(syscall6X)), unsafe.Pointer(&args)) + exitsyscall() + return args.r1, args.r2, args.err +} +func syscall6X() + +//go:linkname syscall_syscallPtr syscall.syscallPtr +//go:nosplit +func syscall_syscallPtr(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) { + args := struct{ fn, a1, a2, a3, r1, r2, err uintptr }{fn, a1, a2, a3, r1, r2, err} + entersyscall() + libcCall(unsafe.Pointer(abi.FuncPCABI0(syscallPtr)), unsafe.Pointer(&args)) + exitsyscall() + return args.r1, args.r2, args.err +} +func syscallPtr() + +//go:linkname syscall_rawSyscall syscall.rawSyscall +//go:nosplit +func syscall_rawSyscall(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) { + args := struct{ fn, a1, a2, a3, r1, r2, err uintptr }{fn, a1, a2, a3, r1, r2, err} + libcCall(unsafe.Pointer(abi.FuncPCABI0(syscall)), unsafe.Pointer(&args)) + return args.r1, args.r2, args.err +} + +//go:linkname syscall_rawSyscall6 syscall.rawSyscall6 +//go:nosplit +func syscall_rawSyscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) { + args := struct{ fn, a1, a2, a3, a4, a5, a6, r1, r2, err uintptr }{fn, a1, a2, a3, a4, a5, a6, r1, r2, err} + libcCall(unsafe.Pointer(abi.FuncPCABI0(syscall6)), unsafe.Pointer(&args)) + return args.r1, args.r2, args.err +} + +// crypto_x509_syscall is used in crypto/x509/internal/macos to call into Security.framework and CF. + +//go:linkname crypto_x509_syscall crypto/x509/internal/macos.syscall +//go:nosplit +func crypto_x509_syscall(fn, a1, a2, a3, a4, a5 uintptr, f1 float64) (r1 uintptr) { + args := struct { + fn, a1, a2, a3, a4, a5 uintptr + f1 float64 + r1 uintptr + }{fn, a1, a2, a3, a4, a5, f1, r1} + entersyscall() + libcCall(unsafe.Pointer(abi.FuncPCABI0(syscall_x509)), unsafe.Pointer(&args)) + exitsyscall() + return args.r1 +} +func syscall_x509() + +// The *_trampoline functions convert from the Go calling convention to the C calling convention +// and then call the underlying libc function. They are defined in sys_darwin_$ARCH.s. + +//go:nosplit +//go:cgo_unsafe_args +func pthread_attr_init(attr *pthreadattr) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_attr_init_trampoline)), unsafe.Pointer(&attr)) + KeepAlive(attr) + return ret +} +func pthread_attr_init_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_attr_getstacksize(attr *pthreadattr, size *uintptr) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_attr_getstacksize_trampoline)), unsafe.Pointer(&attr)) + KeepAlive(attr) + KeepAlive(size) + return ret +} +func pthread_attr_getstacksize_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_attr_setdetachstate(attr *pthreadattr, state int) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_attr_setdetachstate_trampoline)), unsafe.Pointer(&attr)) + KeepAlive(attr) + return ret +} +func pthread_attr_setdetachstate_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_create(attr *pthreadattr, start uintptr, arg unsafe.Pointer) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_create_trampoline)), unsafe.Pointer(&attr)) + KeepAlive(attr) + KeepAlive(arg) // Just for consistency. Arg of course needs to be kept alive for the start function. + return ret +} +func pthread_create_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func raise(sig uint32) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(raise_trampoline)), unsafe.Pointer(&sig)) +} +func raise_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_self() (t pthread) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_self_trampoline)), unsafe.Pointer(&t)) + return +} +func pthread_self_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_kill(t pthread, sig uint32) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_kill_trampoline)), unsafe.Pointer(&t)) + return +} +func pthread_kill_trampoline() + +// osinit_hack is a clumsy hack to work around Apple libc bugs +// causing fork+exec to hang in the child process intermittently. +// See go.dev/issue/33565 and go.dev/issue/56784 for a few reports. +// +// The stacks obtained from the hung child processes are in +// libSystem_atfork_child, which is supposed to reinitialize various +// parts of the C library in the new process. +// +// One common stack dies in _notify_fork_child calling _notify_globals +// (inlined) calling _os_alloc_once, because _os_alloc_once detects that +// the once lock is held by the parent process and then calls +// _os_once_gate_corruption_abort. The allocation is setting up the +// globals for the notification subsystem. See the source code at [1]. +// To work around this, we can allocate the globals earlier in the Go +// program's lifetime, before any execs are involved, by calling any +// notify routine that is exported, calls _notify_globals, and doesn't do +// anything too expensive otherwise. notify_is_valid_token(0) fits the bill. +// +// The other common stack dies in xpc_atfork_child calling +// _objc_msgSend_uncached which ends up in +// WAITING_FOR_ANOTHER_THREAD_TO_FINISH_CALLING_+initialize. Of course, +// whatever thread the child is waiting for is in the parent process and +// is not going to finish anything in the child process. There is no +// public source code for these routines, so it is unclear exactly what +// the problem is. An Apple engineer suggests using xpc_date_create_from_current, +// which empirically does fix the problem. +// +// So osinit_hack_trampoline (in sys_darwin_$GOARCH.s) calls +// notify_is_valid_token(0) and xpc_date_create_from_current(), which makes the +// fork+exec hangs stop happening. If Apple fixes the libc bug in +// some future version of macOS, then we can remove this awful code. +// +//go:nosplit +func osinit_hack() { + if GOOS == "darwin" { // not ios + libcCall(unsafe.Pointer(abi.FuncPCABI0(osinit_hack_trampoline)), nil) + } + return +} +func osinit_hack_trampoline() + +// mmap is used to do low-level memory allocation via mmap. Don't allow stack +// splits, since this function (used by sysAlloc) is called in a lot of low-level +// parts of the runtime and callers often assume it won't acquire any locks. +// +//go:nosplit +func mmap(addr unsafe.Pointer, n uintptr, prot, flags, fd int32, off uint32) (unsafe.Pointer, int) { + args := struct { + addr unsafe.Pointer + n uintptr + prot, flags, fd int32 + off uint32 + ret1 unsafe.Pointer + ret2 int + }{addr, n, prot, flags, fd, off, nil, 0} + libcCall(unsafe.Pointer(abi.FuncPCABI0(mmap_trampoline)), unsafe.Pointer(&args)) + return args.ret1, args.ret2 +} +func mmap_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func munmap(addr unsafe.Pointer, n uintptr) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(munmap_trampoline)), unsafe.Pointer(&addr)) + KeepAlive(addr) // Just for consistency. Hopefully addr is not a Go address. +} +func munmap_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func madvise(addr unsafe.Pointer, n uintptr, flags int32) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(madvise_trampoline)), unsafe.Pointer(&addr)) + KeepAlive(addr) // Just for consistency. Hopefully addr is not a Go address. +} +func madvise_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func mlock(addr unsafe.Pointer, n uintptr) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(mlock_trampoline)), unsafe.Pointer(&addr)) + KeepAlive(addr) // Just for consistency. Hopefully addr is not a Go address. +} +func mlock_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func read(fd int32, p unsafe.Pointer, n int32) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(read_trampoline)), unsafe.Pointer(&fd)) + KeepAlive(p) + return ret +} +func read_trampoline() + +func pipe() (r, w int32, errno int32) { + var p [2]int32 + errno = libcCall(unsafe.Pointer(abi.FuncPCABI0(pipe_trampoline)), noescape(unsafe.Pointer(&p))) + return p[0], p[1], errno +} +func pipe_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func closefd(fd int32) int32 { + return libcCall(unsafe.Pointer(abi.FuncPCABI0(close_trampoline)), unsafe.Pointer(&fd)) +} +func close_trampoline() + +// This is exported via linkname to assembly in runtime/cgo. +// +//go:nosplit +//go:cgo_unsafe_args +//go:linkname exit +func exit(code int32) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(exit_trampoline)), unsafe.Pointer(&code)) +} +func exit_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func usleep(usec uint32) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(usleep_trampoline)), unsafe.Pointer(&usec)) +} +func usleep_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func usleep_no_g(usec uint32) { + asmcgocall_no_g(unsafe.Pointer(abi.FuncPCABI0(usleep_trampoline)), unsafe.Pointer(&usec)) +} + +//go:nosplit +//go:cgo_unsafe_args +func write1(fd uintptr, p unsafe.Pointer, n int32) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(write_trampoline)), unsafe.Pointer(&fd)) + KeepAlive(p) + return ret +} +func write_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func open(name *byte, mode, perm int32) (ret int32) { + ret = libcCall(unsafe.Pointer(abi.FuncPCABI0(open_trampoline)), unsafe.Pointer(&name)) + KeepAlive(name) + return +} +func open_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func nanotime1() int64 { + var r struct { + t int64 // raw timer + numer, denom uint32 // conversion factors. nanoseconds = t * numer / denom. + } + libcCall(unsafe.Pointer(abi.FuncPCABI0(nanotime_trampoline)), unsafe.Pointer(&r)) + // Note: Apple seems unconcerned about overflow here. See + // https://developer.apple.com/library/content/qa/qa1398/_index.html + // Note also, numer == denom == 1 is common. + t := r.t + if r.numer != 1 { + t *= int64(r.numer) + } + if r.denom != 1 { + t /= int64(r.denom) + } + return t +} +func nanotime_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func walltime() (int64, int32) { + var t timespec + libcCall(unsafe.Pointer(abi.FuncPCABI0(walltime_trampoline)), unsafe.Pointer(&t)) + return t.tv_sec, int32(t.tv_nsec) +} +func walltime_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func sigaction(sig uint32, new *usigactiont, old *usigactiont) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(sigaction_trampoline)), unsafe.Pointer(&sig)) + KeepAlive(new) + KeepAlive(old) +} +func sigaction_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func sigprocmask(how uint32, new *sigset, old *sigset) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(sigprocmask_trampoline)), unsafe.Pointer(&how)) + KeepAlive(new) + KeepAlive(old) +} +func sigprocmask_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func sigaltstack(new *stackt, old *stackt) { + if new != nil && new.ss_flags&_SS_DISABLE != 0 && new.ss_size == 0 { + // Despite the fact that Darwin's sigaltstack man page says it ignores the size + // when SS_DISABLE is set, it doesn't. sigaltstack returns ENOMEM + // if we don't give it a reasonable size. + // ref: http://lists.llvm.org/pipermail/llvm-commits/Week-of-Mon-20140421/214296.html + new.ss_size = 32768 + } + libcCall(unsafe.Pointer(abi.FuncPCABI0(sigaltstack_trampoline)), unsafe.Pointer(&new)) + KeepAlive(new) + KeepAlive(old) +} +func sigaltstack_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func raiseproc(sig uint32) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(raiseproc_trampoline)), unsafe.Pointer(&sig)) +} +func raiseproc_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func setitimer(mode int32, new, old *itimerval) { + libcCall(unsafe.Pointer(abi.FuncPCABI0(setitimer_trampoline)), unsafe.Pointer(&mode)) + KeepAlive(new) + KeepAlive(old) +} +func setitimer_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func sysctl(mib *uint32, miblen uint32, oldp *byte, oldlenp *uintptr, newp *byte, newlen uintptr) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(sysctl_trampoline)), unsafe.Pointer(&mib)) + KeepAlive(mib) + KeepAlive(oldp) + KeepAlive(oldlenp) + KeepAlive(newp) + return ret +} +func sysctl_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func sysctlbyname(name *byte, oldp *byte, oldlenp *uintptr, newp *byte, newlen uintptr) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(sysctlbyname_trampoline)), unsafe.Pointer(&name)) + KeepAlive(name) + KeepAlive(oldp) + KeepAlive(oldlenp) + KeepAlive(newp) + return ret +} +func sysctlbyname_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func fcntl(fd, cmd, arg int32) (ret int32, errno int32) { + args := struct { + fd, cmd, arg int32 + ret, errno int32 + }{fd, cmd, arg, 0, 0} + libcCall(unsafe.Pointer(abi.FuncPCABI0(fcntl_trampoline)), unsafe.Pointer(&args)) + return args.ret, args.errno +} +func fcntl_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func kqueue() int32 { + v := libcCall(unsafe.Pointer(abi.FuncPCABI0(kqueue_trampoline)), nil) + return v +} +func kqueue_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func kevent(kq int32, ch *keventt, nch int32, ev *keventt, nev int32, ts *timespec) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(kevent_trampoline)), unsafe.Pointer(&kq)) + KeepAlive(ch) + KeepAlive(ev) + KeepAlive(ts) + return ret +} +func kevent_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_mutex_init(m *pthreadmutex, attr *pthreadmutexattr) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_mutex_init_trampoline)), unsafe.Pointer(&m)) + KeepAlive(m) + KeepAlive(attr) + return ret +} +func pthread_mutex_init_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_mutex_lock(m *pthreadmutex) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_mutex_lock_trampoline)), unsafe.Pointer(&m)) + KeepAlive(m) + return ret +} +func pthread_mutex_lock_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_mutex_unlock(m *pthreadmutex) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_mutex_unlock_trampoline)), unsafe.Pointer(&m)) + KeepAlive(m) + return ret +} +func pthread_mutex_unlock_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_cond_init(c *pthreadcond, attr *pthreadcondattr) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_cond_init_trampoline)), unsafe.Pointer(&c)) + KeepAlive(c) + KeepAlive(attr) + return ret +} +func pthread_cond_init_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_cond_wait(c *pthreadcond, m *pthreadmutex) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_cond_wait_trampoline)), unsafe.Pointer(&c)) + KeepAlive(c) + KeepAlive(m) + return ret +} +func pthread_cond_wait_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_cond_timedwait_relative_np(c *pthreadcond, m *pthreadmutex, t *timespec) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_cond_timedwait_relative_np_trampoline)), unsafe.Pointer(&c)) + KeepAlive(c) + KeepAlive(m) + KeepAlive(t) + return ret +} +func pthread_cond_timedwait_relative_np_trampoline() + +//go:nosplit +//go:cgo_unsafe_args +func pthread_cond_signal(c *pthreadcond) int32 { + ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(pthread_cond_signal_trampoline)), unsafe.Pointer(&c)) + KeepAlive(c) + return ret +} +func pthread_cond_signal_trampoline() + +// Not used on Darwin, but must be defined. +func exitThread(wait *atomic.Uint32) { + throw("exitThread") +} + +//go:nosplit +func setNonblock(fd int32) { + flags, _ := fcntl(fd, _F_GETFL, 0) + if flags != -1 { + fcntl(fd, _F_SETFL, flags|_O_NONBLOCK) + } +} + +func issetugid() int32 { + return libcCall(unsafe.Pointer(abi.FuncPCABI0(issetugid_trampoline)), nil) +} +func issetugid_trampoline() + +// Tell the linker that the libc_* functions are to be found +// in a system library, with the libc_ prefix missing. + +//go:cgo_import_dynamic libc_pthread_attr_init pthread_attr_init "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_attr_getstacksize pthread_attr_getstacksize "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_attr_setdetachstate pthread_attr_setdetachstate "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_create pthread_create "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_self pthread_self "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_kill pthread_kill "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_exit _exit "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_raise raise "/usr/lib/libSystem.B.dylib" + +//go:cgo_import_dynamic libc_open open "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_close close "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_read read "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_write write "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pipe pipe "/usr/lib/libSystem.B.dylib" + +//go:cgo_import_dynamic libc_mmap mmap "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_munmap munmap "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_madvise madvise "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_mlock mlock "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_error __error "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_usleep usleep "/usr/lib/libSystem.B.dylib" + +//go:cgo_import_dynamic libc_mach_timebase_info mach_timebase_info "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_mach_absolute_time mach_absolute_time "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_clock_gettime clock_gettime "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_sigaction sigaction "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_sigmask pthread_sigmask "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_sigaltstack sigaltstack "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_getpid getpid "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_kill kill "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_setitimer setitimer "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_sysctl sysctl "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_sysctlbyname sysctlbyname "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_fcntl fcntl "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_kqueue kqueue "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_kevent kevent "/usr/lib/libSystem.B.dylib" + +//go:cgo_import_dynamic libc_pthread_mutex_init pthread_mutex_init "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_mutex_lock pthread_mutex_lock "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_mutex_unlock pthread_mutex_unlock "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_cond_init pthread_cond_init "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_cond_wait pthread_cond_wait "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_cond_timedwait_relative_np pthread_cond_timedwait_relative_np "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_pthread_cond_signal pthread_cond_signal "/usr/lib/libSystem.B.dylib" + +//go:cgo_import_dynamic libc_notify_is_valid_token notify_is_valid_token "/usr/lib/libSystem.B.dylib" +//go:cgo_import_dynamic libc_xpc_date_create_from_current xpc_date_create_from_current "/usr/lib/libSystem.B.dylib" + +//go:cgo_import_dynamic libc_issetugid issetugid "/usr/lib/libSystem.B.dylib" -- cgit v1.2.3