1 files changed, 250 insertions, 0 deletions
diff --git a/vendor/github.com/tklauser/go-sysconf/sysconf_netbsd.go b/vendor/github.com/tklauser/go-sysconf/sysconf_netbsd.go
new file mode 100644
index 0000000..325d4a6
--- /dev/null
+++ b/vendor/github.com/tklauser/go-sysconf/sysconf_netbsd.go
@@ -0,0 +1,250 @@
+// Copyright 2018 Tobias Klauser. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package sysconf
+
+import (
+	"sync"
+
+	"golang.org/x/sys/unix"
+)
+
+const (
+	_HOST_NAME_MAX  = _MAXHOSTNAMELEN
+	_LOGIN_NAME_MAX = _MAXLOGNAME + 1
+	_SYMLOOP_MAX    = _MAXSYMLINKS
+
+	_POSIX2_C_BIND    = 1
+	_POSIX2_C_DEV     = -1
+	_POSIX2_CHAR_TERM = -1
+	_POSIX2_FORT_DEV  = -1
+	_POSIX2_FORT_RUN  = -1
+	_POSIX2_LOCALEDEF = -1
+	_POSIX2_SW_DEV    = -1
+	_POSIX2_UPE       = -1
+)
+
+var (
+	clktck     int64
+	clktckOnce sync.Once
+)
+
+func sysconfPOSIX(name int) (int64, error) {
+	// NetBSD does not define all _POSIX_* values used in sysconf_posix.go
+	// The supported ones are handled in sysconf below.
+	return -1, errInvalid
+}
+
+func sysconf(name int) (int64, error) {
+	// NetBSD uses sysctl to get some of these values. For the user.* namespace,
+	// calls get handled by user_sysctl in /usr/src/lib/libc/gen/sysctl.c
+	// Duplicate the relevant values here.
+
+	switch name {
+
+	// 1003.1
+	case SC_ARG_MAX:
+		return sysctl32("kern.argmax"), nil
+	case SC_CHILD_MAX:
+		var rlim unix.Rlimit
+		if err := unix.Getrlimit(unix.RLIMIT_NPROC, &rlim); err == nil {
+			if rlim.Cur != unix.RLIM_INFINITY {
+				return int64(rlim.Cur), nil
+			}
+		}
+		return -1, nil
+	case SC_CLK_TCK:
+		clktckOnce.Do(func() {
+			clktck = -1
+			if ci, err := unix.SysctlClockinfo("kern.clockrate"); err == nil {
+				clktck = int64(ci.Hz)
+			}
+		})
+		return clktck, nil
+	case SC_NGROUPS_MAX:
+		return sysctl32("kern.ngroups"), nil
+	case SC_JOB_CONTROL:
+		return sysctl32("kern.job_control"), nil
+	case SC_OPEN_MAX:
+		var rlim unix.Rlimit
+		if err := unix.Getrlimit(unix.RLIMIT_NOFILE, &rlim); err == nil {
+			return int64(rlim.Cur), nil
+		}
+		return -1, nil
+	case SC_STREAM_MAX:
+		// sysctl("user.stream_max")
+		return _FOPEN_MAX, nil
+	case SC_TZNAME_MAX:
+		// sysctl("user.tzname_max")
+		return _NAME_MAX, nil
+	case SC_SAVED_IDS:
+		return yesno(sysctl32("kern.saved_ids")), nil
+	case SC_VERSION:
+		return sysctl32("kern.posix1version"), nil
+
+	// 1003.1b
+	case SC_FSYNC:
+		return sysctl32("kern.fsync"), nil
+	case SC_SYNCHRONIZED_IO:
+		return sysctl32("kern.synchronized_io"), nil
+	case SC_MAPPED_FILES:
+		return sysctl32("kern.mapped_files"), nil
+	case SC_MEMLOCK:
+		return sysctl32("kern.memlock"), nil
+	case SC_MEMLOCK_RANGE:
+		return sysctl32("kern.memlock_range"), nil
+	case SC_MEMORY_PROTECTION:
+		return sysctl32("kern.memory_protection"), nil
+	case SC_MONOTONIC_CLOCK:
+		return sysctl32("kern.monotonic_clock"), nil
+	case SC_SEMAPHORES:
+		return sysctl32("kern.posix_semaphores"), nil
+	case SC_TIMERS:
+		return sysctl32("kern.posix_timers"), nil
+
+	// 1003.1c
+	case SC_LOGIN_NAME_MAX:
+		return sysctl32("kern.login_name_max"), nil
+	case SC_THREADS:
+		return sysctl32("kern.posix_threads"), nil
+
+	// 1003.1j
+	case SC_BARRIERS:
+		return yesno(sysctl32("kern.posix_barriers")), nil
+	case SC_SPIN_LOCKS:
+		return yesno(sysctl32("kern.posix_spin_locks")), nil
+	case SC_READER_WRITER_LOCKS:
+		return yesno(sysctl32("kern.posix_reader_writer_locks")), nil
+
+	// 1003.2
+	case SC_2_VERSION:
+		// sysctl user.posix2_version
+		return _POSIX2_VERSION, nil
+	case SC_2_C_BIND:
+		// sysctl user.posix2_c_bind
+		return _POSIX2_C_BIND, nil
+	case SC_2_C_DEV:
+		// sysctl user.posix2_c_dev
+		return _POSIX2_C_DEV, nil
+	case SC_2_CHAR_TERM:
+		// sysctl user.posix2_char_term
+		return _POSIX2_CHAR_TERM, nil
+	case SC_2_FORT_DEV:
+		// sysctl user.posix2_fort_dev
+		return _POSIX2_FORT_DEV, nil
+	case SC_2_FORT_RUN:
+		// sysctl user.posix2_fort_run
+		return _POSIX2_FORT_RUN, nil
+	case SC_2_LOCALEDEF:
+		// sysctl user.posix2_localedef
+		return _POSIX2_LOCALEDEF, nil
+	case SC_2_SW_DEV:
+		// sysctl user.posix2_sw_dev
+		return _POSIX2_SW_DEV, nil
+	case SC_2_UPE:
+		// sysctl user.posix2_upe
+		return _POSIX2_UPE, nil
+
+	// XPG 4.2
+	case SC_IOV_MAX:
+		return sysctl32("kern.iov_max"), nil
+	case SC_XOPEN_SHM:
+		return yesno(sysctl32("kern.ipc.sysvshm")), nil
+
+	// 1003.1-2001, XSI Option Group
+	case SC_AIO_LISTIO_MAX:
+		return sysctl32("kern.aio_listio_max"), nil
+	case SC_AIO_MAX:
+		return sysctl32("kern.aio_max"), nil
+	case SC_ASYNCHRONOUS_IO:
+		return yesno(sysctl32("kern.posix_aio")), nil
+	case SC_MESSAGE_PASSING:
+		return yesno(sysctl32("kern.posix_msg")), nil
+	case SC_MQ_OPEN_MAX:
+		return sysctl32("kern.mqueue.mq_open_max"), nil
+	case SC_MQ_PRIO_MAX:
+		return sysctl32("kern.mqueue.mq_prio_max"), nil
+	case SC_PRIORITY_SCHEDULING:
+		return yesno(sysctl32("kern.posix_sched")), nil
+	case SC_ATEXIT_MAX:
+		// sysctl("user.atexit_max")
+		return -1, nil // TODO
+
+	// 1003.1-2001, TSF
+	case SC_GETGR_R_SIZE_MAX:
+		return _GETGR_R_SIZE_MAX, nil
+	case SC_GETPW_R_SIZE_MAX:
+		return _GETPW_R_SIZE_MAX, nil
+
+	// Unsorted
+	case SC_HOST_NAME_MAX:
+		return _MAXHOSTNAMELEN, nil
+	case SC_PASS_MAX:
+		return _PASSWORD_LEN, nil
+	case SC_REGEXP:
+		return _POSIX_REGEXP, nil
+	case SC_SHARED_MEMORY_OBJECTS:
+		return _POSIX_SHARED_MEMORY_OBJECTS, nil
+	case SC_SHELL:
+		return _POSIX_SHELL, nil
+	case SC_SPAWN:
+		return _POSIX_SPAWN, nil
+
+	// Extensions
+	case SC_NPROCESSORS_CONF:
+		return sysctl32("hw.ncpu"), nil
+	case SC_NPROCESSORS_ONLN:
+		return sysctl32("hw.ncpuonline"), nil
+
+	// Linux/Solaris
+	case SC_PHYS_PAGES:
+		return sysctl64("hw.physmem64") / int64(unix.Getpagesize()), nil
+
+	// Native
+	case SC_SCHED_RT_TS:
+		return sysctl32("kern.sched.rtts"), nil
+	case SC_SCHED_PRI_MIN:
+		return sysctl32("kern.sched.pri_min"), nil
+	case SC_SCHED_PRI_MAX:
+		return sysctl32("kern.sched.pri_max"), nil
+	case SC_THREAD_DESTRUCTOR_ITERATIONS:
+		return _POSIX_THREAD_DESTRUCTOR_ITERATIONS, nil
+	case SC_THREAD_KEYS_MAX:
+		return _POSIX_THREAD_KEYS_MAX, nil
+	case SC_THREAD_STACK_MIN:
+		return int64(unix.Getpagesize()), nil
+	case SC_THREAD_THREADS_MAX:
+		return sysctl32("kern.maxproc"), nil
+	case SC_THREAD_ATTR_STACKADDR:
+		return _POSIX_THREAD_ATTR_STACKADDR, nil
+	case SC_THREAD_ATTR_STACKSIZE:
+		return _POSIX_THREAD_ATTR_STACKSIZE, nil
+	case SC_THREAD_SAFE_FUNCTIONS:
+		return _POSIX_THREAD_SAFE_FUNCTIONS, nil
+	case SC_THREAD_PRIO_PROTECT:
+		return _POSIX_THREAD_PRIO_PROTECT, nil
+	case SC_THREAD_PRIORITY_SCHEDULING,
+		SC_THREAD_PRIO_INHERIT,
+		SC_THREAD_PROCESS_SHARED:
+		return -1, nil
+	case SC_TTY_NAME_MAX:
+		return pathconf(_PATH_DEV, _PC_NAME_MAX), nil
+	case SC_TIMER_MAX:
+		return _POSIX_TIMER_MAX, nil
+	case SC_SEM_NSEMS_MAX:
+		return _LONG_MAX, nil
+	case SC_CPUTIME:
+		return _POSIX_CPUTIME, nil
+	case SC_THREAD_CPUTIME:
+		return _POSIX_THREAD_CPUTIME, nil
+	case SC_DELAYTIMER_MAX:
+		return _POSIX_DELAYTIMER_MAX, nil
+	case SC_SIGQUEUE_MAX:
+		return _POSIX_SIGQUEUE_MAX, nil
+	case SC_REALTIME_SIGNALS:
+		return 200112, nil
+	}
+
+	return sysconfGeneric(name)
+}