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/*
* ORIGINAL COPYRIGHT STATEMENT:
*
* Copyright (c) 1994 Winning Strategies, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Winning Strategies, Inc.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* POSIX.2 getconf utility
*
* Originally Written by:
* J.T. Conklin (jtc@wimsey.com), Winning Strategies, Inc.
*
* Heavily modified for inclusion in bash by
* Chet Ramey <chet@po.cwru.edu>
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
#include <stdio.h>
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif
#ifdef HAVE_LOCALE_H
#include <locale.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <errno.h>
#include "typemax.h"
#include "bashansi.h"
#include "shell.h"
#include "builtins.h"
#include "stdc.h"
#include "common.h"
#include "bashgetopt.h"
#include "getconf.h"
#ifndef errno
extern int errno;
#endif
struct conf_variable
{
const char *name;
enum { SYSCONF, CONFSTR, PATHCONF, CONSTANT, LLCONST, G_UNDEF } type;
long value;
};
#ifndef HAVE_CONFSTR
static size_t confstr __P((int, char *, size_t));
#endif
#ifndef HAVE_SYSCONF
static long sysconf __P((int));
#endif
#ifndef HAVE_PATHCONF
static long pathconf __P((const char *, int));
#endif
/* Hack to `encode' values wider than long into a conf_variable */
#define VAL_LLONG_MIN -1000
#define VAL_LLONG_MAX -1001
#define VAL_ULLONG_MAX -1002
static const struct conf_variable conf_table[] =
{
/* POSIX.2 Configurable Variable Values */
{ "PATH", CONFSTR, _CS_PATH },
{ "CS_PATH", CONFSTR, _CS_PATH },
/* POSIX.1 Configurable Variable Values (only Solaris?) */
#if defined (_CS_LFS_CFLAGS)
{ "LFS_CFLAGS", CONFSTR, _CS_LFS_CFLAGS },
{ "LFS_LDFLAGS", CONFSTR, _CS_LFS_LDFLAGS },
{ "LFS_LIBS", CONFSTR, _CS_LFS_LIBS },
{ "LFS_LINTFLAGS", CONFSTR, _CS_LFS_LINTFLAGS },
#endif
#if defined (_CS_LFS64_CFLAGS)
{ "LFS64_CFLAGS", CONFSTR, _CS_LFS64_CFLAGS },
{ "LFS64_LDFLAGS", CONFSTR, _CS_LFS64_LDFLAGS },
{ "LFS64_LIBS", CONFSTR, _CS_LFS64_LIBS },
{ "LFS64_LINTFLAGS", CONFSTR, _CS_LFS64_LINTFLAGS },
#endif
/* Single UNIX Specification version 2 Configurable Variable Values. The
SYSCONF variables say whether or not the appropriate CONFSTR variables
are available. */
#if defined (_SC_XBS5_ILP32_OFF32)
{ "XBS5_ILP32_OFF32", SYSCONF, _SC_XBS5_ILP32_OFF32 },
{ "_XBS5_ILP32_OFF32", SYSCONF, _SC_XBS5_ILP32_OFF32 },
#endif
#if defined (_CS_XBS5_ILP32_OFF32_CFLAGS)
{ "XBS5_ILP32_OFF32_CFLAGS", CONFSTR, _CS_XBS5_ILP32_OFF32_CFLAGS },
{ "XBS5_ILP32_OFF32_LDFLAGS", CONFSTR, _CS_XBS5_ILP32_OFF32_LDFLAGS },
{ "XBS5_ILP32_OFF32_LIBS", CONFSTR, _CS_XBS5_ILP32_OFF32_LIBS },
{ "XBS5_ILP32_OFF32_LINTFLAGS", CONFSTR, _CS_XBS5_ILP32_OFF32_LINTFLAGS },
#endif
#if defined (_SC_XBS5_ILP32_OFFBIG)
{ "XBS5_ILP32_OFFBIG", SYSCONF, _SC_XBS5_ILP32_OFFBIG },
{ "_XBS5_ILP32_OFFBIG", SYSCONF, _SC_XBS5_ILP32_OFFBIG },
#endif
#if defined (_CS_XBS5_ILP32_OFFBIG_CFLAGS)
{ "XBS5_ILP32_OFFBIG_CFLAGS", CONFSTR, _CS_XBS5_ILP32_OFFBIG_CFLAGS },
{ "XBS5_ILP32_OFFBIG_LDFLAGS", CONFSTR, _CS_XBS5_ILP32_OFFBIG_LDFLAGS },
{ "XBS5_ILP32_OFFBIG_LIBS", CONFSTR, _CS_XBS5_ILP32_OFFBIG_LIBS },
{ "XBS5_ILP32_OFFBIG_LINTFLAGS", CONFSTR, _CS_XBS5_ILP32_OFFBIG_LINTFLAGS },
#endif
#if defined (_SC_XBS5_LP64_OFF64)
{ "XBS5_LP64_OFF64", SYSCONF, _SC_XBS5_LP64_OFF64 },
{ "_XBS5_LP64_OFF64", SYSCONF, _SC_XBS5_LP64_OFF64 },
#endif
#if defined (_CS_XBS5_LP64_OFF64_CFLAGS)
{ "XBS5_LP64_OFF64_CFLAGS", CONFSTR, _CS_XBS5_LP64_OFF64_CFLAGS },
{ "XBS5_LP64_OFF64_LDFLAGS", CONFSTR, _CS_XBS5_LP64_OFF64_LDFLAGS },
{ "XBS5_LP64_OFF64_LIBS", CONFSTR, _CS_XBS5_LP64_OFF64_LIBS },
{ "XBS5_LP64_OFF64_LINTFLAGS", CONFSTR, _CS_XBS5_LP64_OFF64_LINTFLAGS },
#endif
#if defined (_SC_XBS5_LPBIG_OFFBIG)
{ "XBS5_LPBIG_OFFBIG", SYSCONF, _SC_XBS5_LPBIG_OFFBIG },
{ "_XBS5_LPBIG_OFFBIG", SYSCONF, _SC_XBS5_LPBIG_OFFBIG },
#endif
#if defined (_CS_XBS5_LPBIG_OFFBIG_CFLAGS)
{ "XBS5_LPBIG_OFFBIG_CFLAGS", CONFSTR, _CS_XBS5_LPBIG_OFFBIG_CFLAGS },
{ "XBS5_LPBIG_OFFBIG_LDFLAGS", CONFSTR, _CS_XBS5_LPBIG_OFFBIG_LDFLAGS },
{ "XBS5_LPBIG_OFFBIG_LIBS", CONFSTR, _CS_XBS5_LPBIG_OFFBIG_LIBS },
{ "XBS5_LPBIG_OFFBIG_LINTFLAGS", CONFSTR, _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS },
#endif
/* Single UNIX Specification version 3 (POSIX.1-200x) Configurable Variable
Values. The SYSCONF variables say whether or not the appropriate CONFSTR
variables are available. */
#if defined (_SC_POSIX_V6_ILP32_OFF32)
{ "_POSIX_V6_ILP32_OFF32", SYSCONF, _SC_POSIX_V6_ILP32_OFF32 },
#endif
#if defined (_CS_POSIX_V6_ILP32_OFF32_CFLAGS)
{ "POSIX_V6_ILP32_OFF32_CFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFF32_CFLAGS },
{ "POSIX_V6_ILP32_OFF32_LDFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFF32_LDFLAGS },
{ "POSIX_V6_ILP32_OFF32_LIBS", CONFSTR, _CS_POSIX_V6_ILP32_OFF32_LIBS },
#endif
#if defined (_CS_POSIX_V6_ILP32_OFF32_LINTFLAGS)
{ "POSIX_V6_ILP32_OFF32_LINTFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS },
#endif
#if defined (_SC_POSIX_V6_ILP32_OFFBIG)
{ "_POSIX_V6_ILP32_OFFBIG", SYSCONF, _SC_POSIX_V6_ILP32_OFFBIG },
#endif
#if defined (_CS_POSIX_V6_ILP32_OFFBIG_CFLAGS)
{ "POSIX_V6_ILP32_OFFBIG_CFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS },
{ "POSIX_V6_ILP32_OFFBIG_LDFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS },
{ "POSIX_V6_ILP32_OFFBIG_LIBS", CONFSTR, _CS_POSIX_V6_ILP32_OFFBIG_LIBS },
#endif
#if defined (_CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS)
{ "POSIX_V6_ILP32_OFFBIG_LINTFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS },
#endif
#if defined (_SC_POSIX_V6_LP64_OFF64)
{ "_POSIX_V6_LP64_OFF64", SYSCONF, _SC_POSIX_V6_LP64_OFF64 },
#endif
#if defined (_CS_POSIX_V6_LP64_OFF64_CFLAGS)
{ "POSIX_V6_LP64_OFF64_CFLAGS", CONFSTR, _CS_POSIX_V6_LP64_OFF64_CFLAGS },
{ "POSIX_V6_LP64_OFF64_LDFLAGS", CONFSTR, _CS_POSIX_V6_LP64_OFF64_LDFLAGS },
{ "POSIX_V6_LP64_OFF64_LIBS", CONFSTR, _CS_POSIX_V6_LP64_OFF64_LIBS },
#endif
#if defined (CS_POSIX_V6_LP64_OFF64_LINTFLAGS)
{ "POSIX_V6_LP64_OFF64_LINTFLAGS", CONFSTR, _CS_POSIX_V6_LP64_OFF64_LINTFLAGS },
#endif
#if defined (_SC_POSIX_V6_LPBIG_OFFBIG)
{ "_POSIX_V6_LPBIG_OFFBIG", SYSCONF, _SC_POSIX_V6_LPBIG_OFFBIG },
#endif
#if defined (_CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS)
{ "POSIX_V6_LPBIG_OFFBIG_CFLAGS", CONFSTR, _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS },
{ "POSIX_V6_LPBIG_OFFBIG_LDFLAGS", CONFSTR, _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS },
{ "POSIX_V6_LPBIG_OFFBIG_LIBS", CONFSTR, _CS_POSIX_V6_LPBIG_OFFBIG_LIBS },
#endif
#if defined (_CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS)
{ "POSIX_V6_LPBIG_OFFBIG_LINTFLAGS", CONFSTR, _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS },
#endif
#if defined (_CS_POSIX_V6_WIDTH_RESTRICTED_ENVS)
{ "POSIX_6_WIDTH_RESTRICTED_ENVS", CONFSTR, _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS },
#endif
/* POSIX.2 Utility Limit Minimum Values */
#ifdef _POSIX2_BC_BASE_MAX
{ "POSIX2_BC_BASE_MAX", CONSTANT, _POSIX2_BC_BASE_MAX },
#else
{ "POSIX2_BC_BASE_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_BC_DIM_MAX
{ "POSIX2_BC_DIM_MAX", CONSTANT, _POSIX2_BC_DIM_MAX },
#else
{ "POSIX2_BC_DIM_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_BC_SCALE_MAX
{ "POSIX2_BC_SCALE_MAX", CONSTANT, _POSIX2_BC_SCALE_MAX },
#else
{ "POSIX2_BC_SCALE_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_BC_STRING_MAX
{ "POSIX2_BC_STRING_MAX", CONSTANT, _POSIX2_BC_STRING_MAX },
#else
{ "POSIX2_BC_STRING_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_CHARCLASS_NAME_MAX
{ "POSIX2_CHARCLASS_NAME_MAX", CONSTANT, _POSIX2_CHARCLASS_NAME_MAX },
#else
{ "POSIX2_CHARCLASS_NAME_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_COLL_WEIGHTS_MAX
{ "POSIX2_COLL_WEIGHTS_MAX", CONSTANT, _POSIX2_COLL_WEIGHTS_MAX },
#else
{ "POSIX2_COLL_WEIGHTS_MAX", G_UNDEF, -1 },
#endif
#if defined (_POSIX2_EQUIV_CLASS_MAX)
{ "POSIX2_EQUIV_CLASS_MAX", CONSTANT, _POSIX2_EQUIV_CLASS_MAX },
#endif
#ifdef _POSIX2_EXPR_NEST_MAX
{ "POSIX2_EXPR_NEST_MAX", CONSTANT, _POSIX2_EXPR_NEST_MAX },
#else
{ "POSIX2_EXPR_NEST_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_LINE_MAX
{ "POSIX2_LINE_MAX", CONSTANT, _POSIX2_LINE_MAX },
#else
{ "POSIX2_LINE_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_RE_DUP_MAX
{ "POSIX2_RE_DUP_MAX", CONSTANT, _POSIX2_RE_DUP_MAX },
#else
{ "POSIX2_RE_DUP_MAX", G_UNDEF, -1 },
#endif
#if defined (_POSIX2_VERSION)
{ "POSIX2_VERSION", CONSTANT, _POSIX2_VERSION },
#else
# if !defined (_SC_2_VERSION)
{ "POSIX2_VERSION", G_UNDEF, -1 },
# endif
#endif
#ifdef _POSIX2_BC_BASE_MAX
{ "_POSIX2_BC_BASE_MAX", CONSTANT, _POSIX2_BC_BASE_MAX },
#else
{ "_POSIX2_BC_BASE_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_BC_DIM_MAX
{ "_POSIX2_BC_DIM_MAX", CONSTANT, _POSIX2_BC_DIM_MAX },
#else
{ "_POSIX2_BC_DIM_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_BC_SCALE_MAX
{ "_POSIX2_BC_SCALE_MAX", CONSTANT, _POSIX2_BC_SCALE_MAX },
#else
{ "_POSIX2_BC_SCALE_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_BC_STRING_MAX
{ "_POSIX2_BC_STRING_MAX", CONSTANT, _POSIX2_BC_STRING_MAX },
#else
{ "_POSIX2_BC_STRING_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_CHARCLASS_NAME_MAX
{ "_POSIX2_CHARCLASS_NAME_MAX", CONSTANT, _POSIX2_CHARCLASS_NAME_MAX },
#else
{ "_POSIX2_CHARCLASS_NAME_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_COLL_WEIGHTS_MAX
{ "_POSIX2_COLL_WEIGHTS_MAX", CONSTANT, _POSIX2_COLL_WEIGHTS_MAX },
#else
{ "_POSIX2_COLL_WEIGHTS_MAX", G_UNDEF, -1 },
#endif
#if defined (_POSIX2_EQUIV_CLASS_MAX)
{ "POSIX2_EQUIV_CLASS_MAX", CONSTANT, _POSIX2_EQUIV_CLASS_MAX },
#endif
#ifdef _POSIX2_EXPR_NEST_MAX
{ "_POSIX2_EXPR_NEST_MAX", CONSTANT, _POSIX2_EXPR_NEST_MAX },
#else
{ "_POSIX2_EXPR_NEST_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_LINE_MAX
{ "_POSIX2_LINE_MAX", CONSTANT, _POSIX2_LINE_MAX },
#else
{ "_POSIX2_LINE_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX2_RE_DUP_MAX
{ "_POSIX2_RE_DUP_MAX", CONSTANT, _POSIX2_RE_DUP_MAX },
#else
{ "_POSIX2_RE_DUP_MAX", G_UNDEF, -1 },
#endif
/* X/OPEN Maxmimum Values */
#ifdef _XOPEN_IOV_MAX
{ "_XOPEN_IOV_MAX", CONSTANT, _XOPEN_IOV_MAX },
#else
{ "_XOPEN_IOV_MAX", G_UNDEF, -1 },
#endif
#ifdef _XOPEN_NAME_MAX
{ "_XOPEN_NAME_MAX", CONSTANT, _XOPEN_NAME_MAX },
#else
{ "_XOPEN_NAME_MAX", G_UNDEF, -1 },
#endif
#ifdef _XOPEN_PATH_MAX
{ "_XOPEN_PATH_MAX", CONSTANT, _XOPEN_PATH_MAX },
#else
{ "_XOPEN_PATH_MAX", G_UNDEF, -1 },
#endif
/* POSIX.1 Minimum Values */
#ifdef _POSIX_AIO_LISTIO_MAX
{ "_POSIX_AIO_LISTIO_MAX", CONSTANT, _POSIX_AIO_LISTIO_MAX },
#else
{ "_POSIX_AIO_LISTIO_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_AIO_MAX
{ "_POSIX_AIO_MAX", CONSTANT, _POSIX_AIO_MAX },
#else
{ "_POSIX_AIO_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_ARG_MAX
{ "_POSIX_ARG_MAX", CONSTANT, _POSIX_ARG_MAX },
#else
{ "_POSIX_ARG_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_CHILD_MAX
{ "_POSIX_CHILD_MAX", CONSTANT, _POSIX_CHILD_MAX },
#else
{ "_POSIX_CHILD_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_DELAYTIMER_MAX
{ "_POSIX_DELAYTIMER_MAX", CONSTANT, _POSIX_DELAYTIMER_MAX },
#else
{ "_POSIX_DELAYTIMER_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_HOST_NAME_MAX
{ "_POSIX_HOST_NAME_MAX", CONSTANT, _POSIX_HOST_NAME_MAX },
#else
{ "_POSIX_HOST_NAME_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_LINK_MAX
{ "_POSIX_LINK_MAX", CONSTANT, _POSIX_LINK_MAX },
#else
{ "_POSIX_LINK_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_LOGIN_NAME_MAX
{ "_POSIX_LOGIN_NAME_MAX", CONSTANT, _POSIX_LOGIN_NAME_MAX },
#else
{ "_POSIX_LOGIN_NAME_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_MAX_CANON
{ "_POSIX_MAX_CANON", CONSTANT, _POSIX_MAX_CANON },
#else
{ "_POSIX_MAX_CANON", G_UNDEF, -1 },
#endif
#ifdef _POSIX_MAX_INPUT
{ "_POSIX_MAX_INPUT", CONSTANT, _POSIX_MAX_INPUT },
#else
{ "_POSIX_MAX_INPUT", G_UNDEF, -1 },
#endif
#ifdef _POSIX_MQ_OPEN_MAX
{ "_POSIX_MQ_OPEN_MAX", CONSTANT, _POSIX_MQ_OPEN_MAX },
#else
{ "_POSIX_MQ_OPEN_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_MQ_PRIO_MAX
{ "_POSIX_MQ_PRIO_MAX", CONSTANT, _POSIX_MQ_PRIO_MAX },
#else
{ "_POSIX_MQ_PRIO_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_NAME_MAX
{ "_POSIX_NAME_MAX", CONSTANT, _POSIX_NAME_MAX },
#else
{ "_POSIX_NAME_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_NGROUPS_MAX
{ "_POSIX_NGROUPS_MAX", CONSTANT, _POSIX_NGROUPS_MAX },
#else
{ "_POSIX_NGROUPS_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_OPEN_MAX
{ "_POSIX_OPEN_MAX", CONSTANT, _POSIX_OPEN_MAX },
#else
{ "_POSIX_OPEN_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_PATH_MAX
{ "_POSIX_PATH_MAX", CONSTANT, _POSIX_PATH_MAX },
#else
{ "_POSIX_PATH_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_PIPE_BUF
{ "_POSIX_PIPE_BUF", CONSTANT, _POSIX_PIPE_BUF },
#else
{ "_POSIX_PIPE_BUF", G_UNDEF, -1 },
#endif
#ifdef _POSIX_RE_DUP_MAX
{ "_POSIX_RE_DUP_MAX", CONSTANT, _POSIX_RE_DUP_MAX },
#else
{ "_POSIX_RE_DUP_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_RTSIG_MAX
{ "_POSIX_RTSIG_MAX", CONSTANT, _POSIX_RTSIG_MAX },
#else
{ "_POSIX_RTSIG_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_SEM_NSEMS_MAX
{ "_POSIX_SEM_NSEMS_MAX", CONSTANT, _POSIX_SEM_NSEMS_MAX },
#else
{ "_POSIX_SEM_NSEMS_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_SEM_VALUE_MAX
{ "_POSIX_SEM_VALUE_MAX", CONSTANT, _POSIX_SEM_VALUE_MAX },
#else
{ "_POSIX_SEM_VALUE_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_SIGQUEUE_MAX
{ "_POSIX_SIGQUEUE_MAX", CONSTANT, _POSIX_SIGQUEUE_MAX },
#else
{ "_POSIX_SIGQUEUE_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_SSIZE_MAX
{ "_POSIX_SSIZE_MAX", CONSTANT, _POSIX_SSIZE_MAX },
#else
{ "_POSIX_SSIZE_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_SS_REPL_MAX
{ "_POSIX_SS_REPL_MAX", CONSTANT, _POSIX_SS_REPL_MAX },
#else
{ "_POSIX_SS_REPL_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_STREAM_MAX
{ "_POSIX_STREAM_MAX", CONSTANT, _POSIX_STREAM_MAX },
#else
{ "_POSIX_STREAM_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_SYMLINK_MAX
{ "_POSIX_SYMLINK_MAX", CONSTANT, _POSIX_SYMLINK_MAX },
#else
{ "_POSIX_SYMLINK_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_SYMLOOP_MAX
{ "_POSIX_SYMLOOP_MAX", CONSTANT, _POSIX_SYMLOOP_MAX },
#else
{ "_POSIX_SYMLOOP_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_THREAD_DESTRUCTOR_ITERATIONS
{ "_POSIX_THREAD_DESTRUCTOR_ITERATIONS", CONSTANT, _POSIX_THREAD_DESTRUCTOR_ITERATIONS },
#else
{ "_POSIX_THREAD_DESTRUCTOR_ITERATIONS", G_UNDEF, -1 },
#endif
#ifdef _POSIX_THREAD_KEYS_MAX
{ "_POSIX_THREAD_KEYS_MAX", CONSTANT, _POSIX_THREAD_KEYS_MAX },
#else
{ "_POSIX_THREAD_KEYS_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_THREAD_THREADS_MAX
{ "_POSIX_THREAD_THREADS_MAX",CONSTANT, _POSIX_THREAD_THREADS_MAX },
#else
{ "_POSIX_THREAD_THREADS_MAX",G_UNDEF, -1 },
#endif
#ifdef _POSIX_TIMER_MAX
{ "_POSIX_TIMER_MAX", CONSTANT, _POSIX_TIMER_MAX },
#else
{ "_POSIX_TIMER_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_TRACE_EVENT_NAME_MAX
{ "_POSIX_TRACE_EVENT_NAME_MAX", CONSTANT, _POSIX_TRACE_EVENT_NAME_MAX },
#else
{ "_POSIX_TRACE_EVENT_NAME_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_TRACE_NAME_MAX
{ "_POSIX_TRACE_NAME_MAX", CONSTANT, _POSIX_TRACE_NAME_MAX },
#else
{ "_POSIX_TRACE_NAME_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_TRACE_SYS_MAX
{ "_POSIX_TRACE_SYS_MAX", CONSTANT, _POSIX_TRACE_SYS_MAX },
#else
{ "_POSIX_TRACE_SYS_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_TRACE_USER_EVENT_MAX
{ "_POSIX_TRACE_USER_EVENT_MAX", CONSTANT, _POSIX_TRACE_USER_EVENT_MAX },
#else
{ "_POSIX_TRACE_USER_EVENT_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_TTY_NAME_MAX
{ "_POSIX_TTY_NAME_MAX", CONSTANT, _POSIX_TTY_NAME_MAX },
#else
{ "_POSIX_TTY_NAME_MAX", G_UNDEF, -1 },
#endif
#ifdef _POSIX_TZNAME_MAX
{ "_POSIX_TZNAME_MAX", CONSTANT, _POSIX_TZNAME_MAX },
#else
{ "_POSIX_TZNAME_MAX", G_UNDEF, -1 },
#endif
/* POSIX.1 Maximum Values */
#ifdef _POSIX_CLOCKRES_MIN
{ "_POSIX_CLOCKRES_MIN", CONSTANT, _POSIX_CLOCKRES_MIN },
#else
{ "_POSIX_CLOCKRES_MIN", G_UNDEF, -1 },
#endif
/* POSIX.1-2001/XPG6 (and later) Runtime Invariants from <limits.h> */
#ifdef _SC_SS_REPL_MAX
{ "SS_REPL_MAX", SYSCONF, _SC_SS_REPL_MAX },
#endif
#ifdef _SC_TRACE_EVENT_NAME_MAX
{ "TRACE_EVENT_NAME_MAX", SYSCONF, _SC_TRACE_EVENT_NAME_MAX },
#endif
#ifdef _SC_TRACE_NAME_MAX
{ "TRACE_NAME_MAX", SYSCONF, _SC_TRACE_NAME_MAX },
#endif
#ifdef _SC_TRACE_SYS_MAX
{ "TRACE_SYS_MAX", SYSCONF, _SC_TRACE_SYS_MAX },
#endif
#ifdef _SC_TRACE_USER_EVENT_MAX
{ "TRACE_USER_EVENT_MAX", SYSCONF, _SC_TRACE_USER_EVENT_MAX },
#endif
/* POSIX.2/XPG 4.2 (and later) Symbolic Utility Limits */
#ifdef _SC_BC_BASE_MAX
{ "BC_BASE_MAX", SYSCONF, _SC_BC_BASE_MAX },
#endif
#ifdef _SC_BC_DIM_MAX
{ "BC_DIM_MAX", SYSCONF, _SC_BC_DIM_MAX },
#endif
#ifdef _SC_BC_SCALE_MAX
{ "BC_SCALE_MAX", SYSCONF, _SC_BC_SCALE_MAX },
#endif
#ifdef _SC_BC_STRING_MAX
{ "BC_STRING_MAX", SYSCONF, _SC_BC_STRING_MAX },
#endif
#ifdef CHARCLASS_NAME_MAX
{ "CHARCLASS_NAME_MAX", CONSTANT, CHARCLASS_NAME_MAX },
#endif
#ifdef _SC_COLL_WEIGHTS_MAX
{ "COLL_WEIGHTS_MAX", SYSCONF, _SC_COLL_WEIGHTS_MAX },
#endif
#ifdef _SC_EXPR_NEST_MAX
{ "EXPR_NEST_MAX", SYSCONF, _SC_EXPR_NEST_MAX },
#endif
#ifdef _SC_LINE_MAX
{ "LINE_MAX", SYSCONF, _SC_LINE_MAX },
#endif
# ifdef NL_ARGMAX
{ "NL_ARGMAX", CONSTANT, NL_ARGMAX },
#endif
#ifdef NL_LANGMAX
{ "NL_LANGMAX", CONSTANT, NL_LANGMAX },
#endif
#ifdef NL_MSGMAX
{ "NL_MSGMAX", CONSTANT, NL_MSGMAX },
#endif
#ifdef NL_NMAX
{ "NL_NMAX", CONSTANT, NL_NMAX },
#endif
#ifdef NL_SETMAX
{ "NL_SETMAX", CONSTANT, NL_SETMAX },
#endif
#ifdef NL_TEXTMAX
{ "NL_TEXTMAX", CONSTANT, NL_TEXTMAX },
#endif
#ifdef _SC_RAW_SOCKET
{ "RAW_SOCKET", SYSCONF, _SC_RAW_SOCKET },
#endif
#ifdef _SC_RE_DUP_MAX
{ "RE_DUP_MAX", SYSCONF, _SC_RE_DUP_MAX },
#endif
/* POSIX.2 Optional Facility Configuration Values */
#ifdef _SC_2_C_BIND
{ "POSIX2_C_BIND", SYSCONF, _SC_2_C_BIND },
#else
{ "POSIX2_C_BIND", G_UNDEF, -1 },
#endif
#ifdef _SC_2_C_DEV
{ "POSIX2_C_DEV", SYSCONF, _SC_2_C_DEV },
#else
{ "POSIX2_C_DEV", G_UNDEF, -1 },
#endif
#if defined (_SC_2_C_VERSION)
{ "POSIX2_C_VERSION", SYSCONF, _SC_2_C_VERSION },
#else
{ "POSIX2_C_VERSION", G_UNDEF, -1 },
#endif
#if defined (_SC_2_CHAR_TERM)
{ "POSIX2_CHAR_TERM", SYSCONF, _SC_2_CHAR_TERM },
#else
{ "POSIX2_CHAR_TERM", G_UNDEF, -1 },
#endif
#ifdef _SC_2_FORT_DEV
{ "POSIX2_FORT_DEV", SYSCONF, _SC_2_FORT_DEV },
#else
{ "POSIX2_FORT_DEV", G_UNDEF, -1 },
#endif
#ifdef _SC_2_FORT_RUN
{ "POSIX2_FORT_RUN", SYSCONF, _SC_2_FORT_RUN },
#else
{ "POSIX2_FORT_RUN", G_UNDEF, -1 },
#endif
#ifdef _SC_2_LOCALEDEF
{ "POSIX2_LOCALEDEF", SYSCONF, _SC_2_LOCALEDEF },
#else
{ "POSIX2_LOCALEDEF", G_UNDEF, -1 },
#endif
#ifdef _SC_2_SW_DEV
{ "POSIX2_SW_DEV", SYSCONF, _SC_2_SW_DEV },
#else
{ "POSIX2_SW_DEV", G_UNDEF, -1 },
#endif
#if defined (_SC2_UPE)
{ "POSIX2_UPE", SYSCONF, _SC_2_UPE },
#else
{ "POSIX2_UPE", G_UNDEF, -1 },
#endif
#if !defined (_POSIX2_VERSION) && defined (_SC_2_VERSION)
{ "_POSIX2_VERSION", SYSCONF, _SC_2_VERSION },
#else
{ "_POSIX2_VERSION", G_UNDEF, -1 },
#endif
#if defined (_SC_REGEX_VERSION)
{ "REGEX_VERSION", SYSCONF, _SC_REGEX_VERSION },
{ "_REGEX_VERSION", SYSCONF, _SC_REGEX_VERSION },
#else
{ "REGEX_VERSION", G_UNDEF, -1 },
{ "_REGEX_VERSION", G_UNDEF, -1 },
#endif
#if defined (_SC_2_PBS)
{ "_POSIX2_PBS", SYSCONF, _SC_2_PBS },
{ "_POSIX2_PBS_ACCOUNTING", SYSCONF, _SC_2_PBS_ACCOUNTING },
# if defined (_SC_2_PBS_CHECKPOINT)
{ "_POSIX2_PBS_CHECKPOINT", SYSCONF, _SC_2_PBS_CHECKPOINT },
# endif
{ "_POSIX2_PBS_LOCATE", SYSCONF, _SC_2_PBS_LOCATE },
{ "_POSIX2_PBS_MESSAGE", SYSCONF, _SC_2_PBS_MESSAGE },
{ "_POSIX2_PBS_TRACK", SYSCONF, _SC_2_PBS_TRACK },
#endif
/* POSIX.1 Configurable System Variables */
#ifdef _SC_ARG_MAX
{ "ARG_MAX", SYSCONF, _SC_ARG_MAX },
#endif
#ifdef _SC_CHILD_MAX
{ "CHILD_MAX", SYSCONF, _SC_CHILD_MAX },
#endif
#ifdef _SC_CLK_TCK
{ "CLK_TCK", SYSCONF, _SC_CLK_TCK },
#endif
#ifdef _SC_DELAYTIMER_MAX
{ "DELAYTIMER_MAX", SYSCONF, _SC_DELAYTIMER_MAX },
#endif
#ifdef _SC_NGROUPS_MAX
{ "NGROUPS_MAX", SYSCONF, _SC_NGROUPS_MAX },
#endif
#ifdef NZERO
{ "NZERO", CONSTANT, NZERO },
#endif
#ifdef _SC_OPEN_MAX
{ "OPEN_MAX", SYSCONF, _SC_OPEN_MAX },
#endif
#ifdef PASS_MAX
{ "PASS_MAX", CONSTANT, PASS_MAX },
#endif
#ifdef _SC_STREAM_MAX
{ "STREAM_MAX", SYSCONF, _SC_STREAM_MAX },
#endif
#ifdef TMP_MAX
{ "TMP_MAX", CONSTANT, TMP_MAX },
#endif
#ifdef _SC_TZNAME_MAX
{ "TZNAME_MAX", SYSCONF, _SC_TZNAME_MAX },
#endif
/* POSIX.1 Optional Facility Configuration Values */
#if defined (_SC_ADVISORY_INFO)
{ "_POSIX_ADVISORY_INFO", SYSCONF, _SC_ADVISORY_INFO },
#endif
#if defined (_SC_ASYNCHRONOUS_IO)
{ "_POSIX_ASYNCHRONOUS_IO", SYSCONF, _SC_ASYNCHRONOUS_IO },
#endif
#if defined (_SC_BARRIERS)
{ "_POSIX_BARRIERS", SYSCONF, _SC_BARRIERS },
#endif
#if defined (_SC_BASE)
{ "_POSIX_BASE", SYSCONF, _SC_BASE },
#endif
#if defined (_SC_C_LANG_SUPPORT)
{ "_POSIX_C_LANG_SUPPORT", SYSCONF, _SC_C_LANG_SUPPORT },
#endif
#if defined (_SC_C_LANG_SUPPORT_R)
{ "_POSIX_C_LANG_SUPPORT_R", SYSCONF, _SC_C_LANG_SUPPORT_R },
#endif
#if defined (_SC_CLOCK_SELECTION)
{ "_POSIX_CLOCK_SELECTION", SYSCONF, _SC_CLOCK_SELECTION },
#endif
#if defined (_SC_CPUTIME)
{ "_POSIX_CPUTIME", SYSCONF, _SC_CPUTIME },
#endif
#if defined (_SC_DEVICE_IO)
{ "_POSIX_DEVICE_IO", SYSCONF, _SC_DEVICE_IO },
#endif
#if defined (_SC_DEVICE_SPECIFIC)
{ "_POSIX_DEVICE_SPECIFIC", SYSCONF, _SC_DEVICE_SPECIFIC },
#endif
#if defined (_SC_DEVICE_SPECIFIC_R)
{ "_POSIX_DEVICE_SPECIFIC_R", SYSCONF, _SC_DEVICE_SPECIFIC_R },
#endif
#if defined (_SC_FD_MGMT)
{ "_POSIX_FD_MGMT", SYSCONF, _SC_FD_MGMT },
#endif
#if defined (_SC_FIFO)
{ "_POSIX_FIFO", SYSCONF, _SC_FIFO },
#endif
#if defined (_SC_FILE_ATTRIBUTES)
{ "_POSIX_FILE_ATTRIBUTES", SYSCONF, _SC_FILE_ATTRIBUTES },
#endif
#if defined (_SC_FILE_LOCKING)
{ "_POSIX_FILE_LOCKING", SYSCONF, _SC_FILE_LOCKING },
#endif
#if defined (_SC_FILE_SYSTEM)
{ "_POSIX_FILE_SYSTEM", SYSCONF, _SC_FILE_SYSTEM },
#endif
#if defined (_SC_FSYNC)
{ "_POSIX_FSYNC", SYSCONF, _SC_FSYNC },
#endif
#if defined (_SC_IPV6)
{ "_POSIX_IPV6", SYSCONF, _SC_IPV6 },
#endif
#if defined (_SC_JOB_CONTROL)
{ "_POSIX_JOB_CONTROL", SYSCONF, _SC_JOB_CONTROL },
#endif
#if defined (_SC_MAPPED_FILES)
{ "_POSIX_MAPPED_FILES", SYSCONF, _SC_MAPPED_FILES },
#endif
#if defined (_SC_MEMLOCK)
{ "_POSIX_MEMLOCK", SYSCONF, _SC_MEMLOCK },
#endif
#if defined (_SC_MEMLOCK_RANGE)
{ "_POSIX_MEMLOCK_RANGE", SYSCONF, _SC_MEMLOCK_RANGE },
#endif
#if defined (_SC_MEMORY_PROTECTION)
{ "_POSIX_MEMORY_PROTECTION", SYSCONF, _SC_MEMORY_PROTECTION },
#endif
#if defined (_SC_MESSAGE_PASSING)
{ "_POSIX_MESSAGE_PASSING", SYSCONF, _SC_MESSAGE_PASSING },
#endif
#if defined (_SC_MONOTONIC_CLOCK)
{ "_POSIX_MONOTONIC_CLOCK", SYSCONF, _SC_MONOTONIC_CLOCK },
#endif
#if defined (_SC_MULTI_PROCESS)
{ "_POSIX_MULTI_PROCESS", SYSCONF, _SC_MULTI_PROCESS },
#endif
#if defined (_SC_NETWORKING)
{ "_POSIX_NETWORKING", SYSCONF, _SC_NETWORKING },
#endif
#if defined (_SC_PIPE)
{ "_POSIX_PIPE", SYSCONF, _SC_PIPE },
#endif
#if defined (SC_PRIORITIZED_IO)
{ "_POSIX_PRIORITIZED_IO", SYSCONF, _SC_PRIORITIZED_IO },
#endif
#if defined (_SC_PRIORITY_SCHEDULING)
{ "_POSIX_PRIORITY_SCHEDULING", SYSCONF, _SC_PRIORITY_SCHEDULING },
#endif
#if defined (_SC_READER_WRITER_LOCKS)
{ "_POSIX_READER_WRITER_LOCKS", SYSCONF, _SC_READER_WRITER_LOCKS },
#endif
#if defined (_SC_RAW_SOCKETS)
{ "_POSIX_RAW_SOCKETS", SYSCONF, _SC_RAW_SOCKETS },
#endif
#if defined (_SC_REALTIME_SIGNALS)
{ "_POSIX_REALTIME_SIGNALS", SYSCONF, _SC_REALTIME_SIGNALS },
#endif
#if defined (_SC_REGEXP)
{ "_POSIX_REGEXP", SYSCONF, _SC_REGEXP },
#endif
#if defined (_SC_SAVED_IDS)
{ "_POSIX_SAVED_IDS", SYSCONF, _SC_SAVED_IDS },
#endif
#if defined (_SC_SEMAPHORES)
{ "_POSIX_SEMAPHORES", SYSCONF, _SC_SEMAPHORES },
#endif
#if defined (_SC_SHARED_MEMORY_OBJECTS)
{ "_POSIX_SHARED_MEMORY_OBJECTS", SYSCONF, _SC_SHARED_MEMORY_OBJECTS },
#endif
{ "_POSIX_SHELL", CONSTANT, 1 },
#if defined (_SC_SIGNALS)
{ "_POSIX_SIGNALS", SYSCONF, _SC_SIGNALS },
#endif
#if defined (_SC_SINGLE_PROCESS)
{ "_POSIX_SINGLE_PROCESS", SYSCONF, _SC_SINGLE_PROCESS },
#endif
#if defined (_SC_SPAWN)
{ "_POSIX_SPAWN", SYSCONF, _SC_SPAWN },
#endif
#if defined (_SC_SPIN_LOCKS)
{ "_POSIX_SPIN_LOCKS", SYSCONF, _SC_SPIN_LOCKS },
#endif
#if defined (_SC_SPORADIC_SERVER)
{ "_POSIX_SPORADIC_SERVER", SYSCONF, _SC_SPORADIC_SERVER },
#endif
#if defined (_SC_SYMLOOP_MAX)
{ "_POSIX_SYMLOOP_MAX", SYSCONF, _SC_SYMLOOP_MAX },
#endif
#if defined (_SC_SYNCHRONIZED_IO)
{ "_POSIX_SYNCHRONIZED_IO", SYSCONF, _SC_SYNCHRONIZED_IO },
#endif
#if defined (_SC_SYSTEM_DATABASE)
{ "_POSIX_SYSTEM_DATABASE", SYSCONF, _SC_SYSTEM_DATABASE },
#endif
#if defined (_SC_SYSTEM_DATABASE_R)
{ "_POSIX_SYSTEM_DATABASE_R", SYSCONF, _SC_SYSTEM_DATABASE_R },
#endif
#if defined (_SC_THREAD_ATTR_STACKADDR)
{ "_POSIX_THREAD_ATTR_STACKADDR", SYSCONF, _SC_THREAD_ATTR_STACKADDR },
#endif
#if defined (_SC_THREAD_ATTR_STACKSIZE)
{ "_POSIX_THREAD_ATTR_STACKSIZE", SYSCONF, _SC_THREAD_ATTR_STACKSIZE },
#endif
#if defined (_SC_THREAD_CPUTIME)
{ "_POSIX_THREAD_CPUTIME", SYSCONF, _SC_THREAD_CPUTIME },
#endif
#if defined (_SC_THREAD_PRIO_INHERIT)
{ "_POSIX_THREAD_PRIO_INHERIT", SYSCONF, _SC_THREAD_PRIO_INHERIT },
#endif
#if defined (_SC_THREAD_PRIO_PROTECT)
{ "_POSIX_THREAD_PRIO_PROTECT", SYSCONF, _SC_THREAD_PRIO_PROTECT },
#endif
#if defined (_SC_THREAD_PRIORITY_SCHEDULING)
{ "_POSIX_THREAD_PRIORITY_SCHEDULING", SYSCONF, _SC_THREAD_PRIORITY_SCHEDULING },
#endif
#if defined (_SC_THREAD_PROCESS_SHARED)
{ "_POSIX_THREAD_PROCESS_SHARED", SYSCONF, _SC_THREAD_PROCESS_SHARED },
#endif
#if defined (_SC_THREAD_SAFE_FUNCTIONS)
{ "_POSIX_THREAD_SAFE_FUNCTIONS", SYSCONF, _SC_THREAD_SAFE_FUNCTIONS },
#endif
#if defined (_SC_THREAD_SPORADIC_SERVER)
{ "_POSIX_THREAD_SPORADIC_SERVER", SYSCONF, _SC_THREAD_SPORADIC_SERVER },
#endif
#if defined (_SC_THREADS)
{ "_POSIX_THREADS", SYSCONF, _SC_THREADS },
#endif
#if defined (_SC_TIMEOUTS)
{ "_POSIX_TIMEOUTS", SYSCONF, _SC_TIMEOUTS },
#endif
#if defined (_SC_TIMERS)
{ "_POSIX_TIMERS", SYSCONF, _SC_TIMERS },
#endif
#if defined (_SC_TRACE)
{ "_POSIX_TRACE", SYSCONF, _SC_TRACE },
#endif
#if defined (_SC_TRACE)
{ "_POSIX_TRACE_EVENT_FILTER",SYSCONF, _SC_TRACE_EVENT_FILTER },
#endif
#if defined (_SC_TRACE)
{ "_POSIX_TRACE_INHERIT", SYSCONF, _SC_TRACE_INHERIT },
#endif
#if defined (_SC_TRACE)
{ "_POSIX_TRACE_LOG", SYSCONF, _SC_TRACE_LOG },
#endif
#if defined (_SC_TYPED_MEMORY_OBJECTS)
{ "_POSIX_TYPED_MEMORY_OBJECTS", SYSCONF, _SC_TYPED_MEMORY_OBJECTS },
#endif
#if defined (_SC_VERSION)
{ "_POSIX_VERSION", SYSCONF, _SC_VERSION },
#endif
/* XPG 4.2 Configurable System Variables. */
#if defined (_SC_ATEXIT_MAX)
{ "ATEXIT_MAX", SYSCONF, _SC_ATEXIT_MAX },
#endif
#if defined (_SC_GETGR_R_SIZE_MAX)
{ "GETGR_R_SIZE_MAX", SYSCONF, _SC_GETGR_R_SIZE_MAX },
#endif
#if defined (_SC_GETPW_R_SIZE_MAX)
{ "GETPW_R_SIZE_MAX", SYSCONF, _SC_GETPW_R_SIZE_MAX },
#endif
#if defined (_SC_HOST_NAME_MAX)
{ "HOST_NAME_MAX", SYSCONF, _SC_HOST_NAME_MAX },
#endif
#if defined (_SC_IOV_MAX)
{ "IOV_MAX", SYSCONF, _SC_IOV_MAX },
#endif
#if defined (_SC_LOGIN_NAME_MAX)
{ "LOGIN_NAME_MAX", SYSCONF, _SC_LOGIN_NAME_MAX },
#endif
#if defined (_SC_LOGNAME_MAX)
{ "LOGNAME_MAX", SYSCONF, _SC_LOGNAME_MAX },
#endif
#if defined (_SC_PAGESIZE)
{ "PAGESIZE", SYSCONF, _SC_PAGESIZE },
#endif
#if defined (_SC_PAGE_SIZE)
{ "PAGE_SIZE", SYSCONF, _SC_PAGE_SIZE },
#endif
#if defined (_SC_SYMLOOP_MAX)
{ "SYMLOOP_MAX", SYSCONF, _SC_SYMLOOP_MAX },
#endif
#if defined (_SC_TTY_NAME_MAX)
{ "TTY_NAME_MAX", SYSCONF, _SC_TTY_NAME_MAX },
#endif
#if defined (_SC_USER_GROUPS)
{ "_POSIX_USER_GROUPS", SYSCONF, _SC_USER_GROUPS },
#endif
#if defined (_SC_USER_GROUPS_R)
{ "_POSIX_USER_GROUPS_R", SYSCONF, _SC_USER_GROUPS_R },
#endif
#if defined (_SC_AIO_LISTIO_MAX)
{ "AIO_LISTIO_MAX", SYSCONF, _SC_AIO_LISTIO_MAX },
#endif
#if defined (_SC_AIO_MAX)
{ "AIO_MAX", SYSCONF, _SC_AIO_MAX },
#endif
#if defined (_SC_AIO_PRIO_DELTA_MAX)
{ "AIO_PRIO_DELTA_MAX", SYSCONF, _SC_AIO_PRIO_DELTA_MAX },
#endif
#if defined (_SC_MQ_OPEN_MAX)
{ "MQ_OPEN_MAX", SYSCONF, _SC_MQ_OPEN_MAX },
#endif
#if defined (_SC_MQ_PRIO_MAX)
{ "MQ_PRIO_MAX", SYSCONF, _SC_MQ_PRIO_MAX },
#endif
#if defined (_SC_RTSIG_MAX)
{ "RTSIG_MAX", SYSCONF, _SC_RTSIG_MAX },
#endif
#if defined (_SC_SEM_NSEMS_MAX)
{ "SEM_NSEMS_MAX", SYSCONF, _SC_SEM_NSEMS_MAX },
#endif
#if defined (_SC_SEM_VALUE_MAX)
{ "SEM_VALUE_MAX", SYSCONF, _SC_SEM_VALUE_MAX },
#endif
#if defined (_SC_SIGQUEUE_MAX)
{ "SIGQUEUE_MAX", SYSCONF, _SC_SIGQUEUE_MAX },
#endif
#if defined (_SC_TIMER_MAX)
{ "TIMER_MAX", SYSCONF, _SC_TIMER_MAX },
#endif
#if defined (_SC_THREAD_DESTRUCTOR_ITERATIONS)
{ "PTHREAD_DESTRUCTOR_ITERATIONS", SYSCONF, _SC_THREAD_DESTRUCTOR_ITERATIONS },
#endif
#if defined (_SC_THREAD_KEYS_MAX)
{ "PTHREAD_KEYS_MAX", SYSCONF, _SC_THREAD_KEYS_MAX },
#endif
#if defined (_SC_THREAD_STACK_MIN)
{ "PTHREAD_STACK_MIN", SYSCONF, _SC_THREAD_STACK_MIN },
#endif
#if defined (_SC_THREAD_THREADS_MAX)
{ "PTHREAD_THREADS_MAX", SYSCONF, _SC_THREAD_THREADS_MAX },
#endif
/* XPG 4.2 (and later) Optional Facility Configuration Values */
#if defined (_SC_XOPEN_CRYPT)
{ "_XOPEN_CRYPT", SYSCONF, _SC_XOPEN_CRYPT },
#endif
#if defined (_SC_XOPEN_ENH_I18N)
{ "_XOPEN_ENH_I18N", SYSCONF, _SC_XOPEN_ENH_I18N },
#endif
#if defined (_SC_XOPEN_LEGACY)
{ "_XOPEN_LEGACY", SYSCONF, _SC_XOPEN_LEGACY },
#endif /* _SC_XOPEN_LEGACY */
#if defined (_SC_XOPEN_REALTIME)
{ "_XOPEN_REALTIME", SYSCONF, _SC_XOPEN_REALTIME },
#endif
#if defined (_SC_XOPEN_REALTIME_THREADS)
{ "_XOPEN_REALTIME_THREADS", SYSCONF, _SC_XOPEN_REALTIME_THREADS },
#endif
#if defined (_SC_XOPEN_SHM)
{ "_XOPEN_SHM", SYSCONF, _SC_XOPEN_SHM },
#endif
#if defined (_SC_XOPEN_STREAMS)
{ "_XOPEN_STREAMS", SYSCONF, _SC_XOPEN_STREAMS },
#endif
#if defined (_SC_XOPEN_UNIX)
{ "_XOPEN_UNIX", SYSCONF, _SC_XOPEN_UNIX },
#endif
#if defined (_SC_XOPEN_VERSION)
{ "_XOPEN_VERSION", SYSCONF, _SC_XOPEN_VERSION },
#endif
#if defined (_SC_XOPEN_XCU_VERSION)
{ "_XOPEN_XCU_VERSION", SYSCONF, _SC_XOPEN_XCU_VERSION },
#endif
#if defined (_SC_XOPEN_XPG2)
{ "_XOPEN_XPG2", SYSCONF, _SC_XOPEN_XPG2 },
#endif
#if defined (_SC_XOPEN_XPG3)
{ "_XOPEN_XPG3", SYSCONF, _SC_XOPEN_XPG3 },
#endif
#if defined (_SC_XOPEN_XPG4)
{ "_XOPEN_XPG4", SYSCONF, _SC_XOPEN_XPG4 },
#endif
#if defined (_SC_XOPEN_XPG5)
{ "_XOPEN_XPG5", SYSCONF, _SC_XOPEN_XPG5 },
#endif
/* POSIX.1 Configurable Pathname Values */
#ifdef _PC_LINK_MAX
{ "LINK_MAX", PATHCONF, _PC_LINK_MAX },
#endif
#ifdef _PC_MAX_CANON
{ "MAX_CANON", PATHCONF, _PC_MAX_CANON },
#endif
#ifdef _PC_MAX_INPUT
{ "MAX_INPUT", PATHCONF, _PC_MAX_INPUT },
#endif
#ifdef _PC_NAME_MAX
{ "NAME_MAX", PATHCONF, _PC_NAME_MAX },
#endif
#ifdef _PC_PATH_MAX
{ "PATH_MAX", PATHCONF, _PC_PATH_MAX },
#endif
#ifdef _PC_PIPE_BUF
{ "PIPE_BUF", PATHCONF, _PC_PIPE_BUF },
#endif
#ifdef _PC_SYMLINK_MAX
{ "SYMLINK_MAX", PATHCONF, _PC_SYMLINK_MAX },
#endif
#ifdef _PC_CHOWN_RESTRICTED
{ "_POSIX_CHOWN_RESTRICTED", PATHCONF, _PC_CHOWN_RESTRICTED },
#endif
#ifdef _PC_NO_TRUNC
{ "_POSIX_NO_TRUNC", PATHCONF, _PC_NO_TRUNC },
#endif
#ifdef _PC_VDISABLE
{ "_POSIX_VDISABLE", PATHCONF, _PC_VDISABLE },
#endif
/* XPG 4.2 Configurable Pathname Values */
#if defined (_PC_FILESIZEBITS)
{ "FILESIZEBITS", PATHCONF, _PC_FILESIZEBITS },
#endif
#if defined (_PC_ASYNC_IO)
{ "_POSIX_ASYNC_IO", PATHCONF, _PC_ASYNC_IO },
#endif
#if defined (_PC_PRIO_IO)
{ "_POSIX_PRIO_IO", PATHCONF, _PC_PRIO_IO },
#endif
#if defined (_PC_SYNC_IO)
{ "_POSIX_SYNC_IO", PATHCONF, _PC_SYNC_IO },
#endif
/* POSIX.1-200x configurable pathname values */
#if defined (_PC_ALLOC_SIZE_MIN)
{ "POSIX_ALLOC_SIZE_MIN", PATHCONF, _PC_ALLOC_SIZE_MIN },
{ "POSIX_REC_INCR_XFER_SIZE", PATHCONF, _PC_REC_INCR_XFER_SIZE },
{ "POSIX_REC_MAX_XFER_SIZE", PATHCONF, _PC_REC_MAX_XFER_SIZE },
{ "POSIX_REC_MIN_XFER_SIZE", PATHCONF, _PC_REC_MIN_XFER_SIZE },
{ "POSIX_REC_XFER_ALIGN", PATHCONF, _PC_REC_XFER_ALIGN },
#endif
/* ANSI/ISO C, POSIX.1-200x, XPG 4.2 (and later) C language type limits. */
{ "CHAR_BIT", CONSTANT, CHAR_BIT },
{ "CHAR_MAX", CONSTANT, CHAR_MAX },
{ "CHAR_MIN", CONSTANT, CHAR_MIN },
{ "INT_BIT", CONSTANT, INT_BIT },
{ "INT_MAX", CONSTANT, INT_MAX },
{ "INT_MIN", CONSTANT, INT_MIN },
#ifdef LLONG_MAX
{ "LLONG_MAX", LLCONST, VAL_LLONG_MAX },
{ "LLONG_MIN", LLCONST, VAL_LLONG_MIN },
#endif
{ "LONG_BIT", CONSTANT, LONG_BIT },
{ "LONG_MAX", CONSTANT, LONG_MAX },
{ "LONG_MIN", CONSTANT, LONG_MIN },
#ifdef MB_LEN_MAX
{ "MB_LEN_MAX", CONSTANT, MB_LEN_MAX },
#endif
{ "SCHAR_MAX", CONSTANT, SCHAR_MAX },
{ "SCHAR_MIN", CONSTANT, SCHAR_MIN },
{ "SHRT_MAX", CONSTANT, SHRT_MAX },
{ "SHRT_MIN", CONSTANT, SHRT_MIN },
{ "SIZE_MAX", CONSTANT, SIZE_MAX },
{ "SSIZE_MAX", CONSTANT, SSIZE_MAX },
{ "UCHAR_MAX", CONSTANT, UCHAR_MAX },
{ "UINT_MAX", CONSTANT, UINT_MAX },
#ifdef ULLONG_MAX
{ "ULLONG_MAX", LLCONST, VAL_ULLONG_MAX },
#endif
{ "ULONG_MAX", CONSTANT, ULONG_MAX },
{ "USHRT_MAX", CONSTANT, USHRT_MAX },
{ "WORD_BIT", CONSTANT, WORD_BIT },
{ NULL }
};
static int num_getconf_variables = sizeof(conf_table) / sizeof(struct conf_variable) - 1;
extern char *this_command_name;
extern char **make_builtin_argv ();
static void getconf_help ();
static int getconf_print ();
static int getconf_one ();
static int getconf_all ();
int
getconf_builtin (list)
WORD_LIST *list;
{
int c, r, opt, aflag;
char **v;
aflag = 0;
reset_internal_getopt();
while ((opt = internal_getopt (list, "ahv:")) != -1) {
switch (opt) {
case 'a':
aflag = 1;
break;
case 'h':
getconf_help();
return(EXECUTION_SUCCESS);
case 'v':
break; /* ignored */
default:
builtin_usage();
return(EX_USAGE);
}
}
list = loptend;
if ((aflag == 0 && list == 0) || (aflag && list) || list_length(list) > 2) {
builtin_usage();
return(EX_USAGE);
}
r = aflag ? getconf_all() : getconf_one(list);
return r;
}
static void
getconf_help()
{
const struct conf_variable *cp;
register int i, column;
builtin_usage();
printf("Acceptable variable names are:\n");
for (cp = conf_table; cp->name != NULL; cp++) {
if (cp->type == PATHCONF)
printf("%s pathname\n", cp->name);
else
printf("%s\n", cp->name);
}
}
static int
getconf_print(cp, vpath, all)
struct conf_variable *cp;
char *vpath;
int all;
{
long val;
char *sval;
size_t slen;
switch (cp->type) {
case G_UNDEF:
printf("undefined\n");
break;
#ifdef LLONG_MAX
case LLCONST:
switch (cp->value) {
default:
case VAL_LLONG_MIN:
printf ("%lld\n", LLONG_MIN);
break;
case VAL_LLONG_MAX:
printf ("%lld\n", LLONG_MAX);
break;
# if (ULLONG_MAX != LLONG_MAX)
case VAL_ULLONG_MAX:
printf ("%llu\n", ULLONG_MAX);
break;
# endif
}
break;
#endif
case CONSTANT:
switch (cp->value) {
case UCHAR_MAX:
case USHRT_MAX:
case UINT_MAX:
#if (ULONG_MAX != UINT_MAX)
case ULONG_MAX:
#endif
#if (SIZE_MAX != UINT_MAX) && (SIZE_MAX != ULONG_MAX)
case SIZE_MAX:
#endif
printf("%lu\n", cp->value);
break;
default:
printf("%ld\n", cp->value);
break;
}
break;
case CONFSTR:
errno = 0;
slen = confstr (cp->value, (char *) 0, (size_t) 0);
if (slen == 0) {
if (errno != 0) {
if (all)
printf ("getconf: %s\n", strerror(errno));
else
builtin_error ("%s", strerror(errno));
} else
printf ("undefined\n");
return (EXECUTION_FAILURE);
}
sval = xmalloc(slen);
confstr(cp->value, sval, slen);
printf("%s\n", sval);
free(sval);
break;
case SYSCONF:
errno = 0;
if ((val = sysconf(cp->value)) == -1) {
if (errno != 0) {
if (all)
printf("getconf: %s\n", strerror (errno));
else
builtin_error ("%s", strerror (errno));
return (EXECUTION_FAILURE);
}
printf ("undefined\n");
} else {
printf("%ld\n", val);
}
break;
case PATHCONF:
errno = 0;
if ((val = pathconf(vpath, cp->value)) == -1) {
if (errno != 0) {
if (all)
printf("getconf: %s: %s\n", vpath, strerror (errno));
else
builtin_error ("%s: %s", vpath, strerror (errno));
return (EXECUTION_FAILURE);
}
printf ("undefined\n");
} else {
printf ("%ld\n", val);
}
break;
}
return (ferror(stdout) ? EXECUTION_FAILURE : EXECUTION_SUCCESS);
}
static int
getconf_all()
{
const struct conf_variable *cp;
int ret;
ret = EXECUTION_SUCCESS;
for (cp = conf_table; cp->name != NULL; cp++) {
printf("%-35s", cp->name);
if (getconf_print(cp, "/", 1) == EXECUTION_FAILURE)
ret = EXECUTION_FAILURE;
}
return ret;
}
static int
getconf_one(list)
WORD_LIST *list;
{
const struct conf_variable *cp;
char *vname, *vpath;
vname = list->word->word;
vpath = (list->next && list->next->word) ? list->next->word->word
: (char *)NULL;
for (cp = conf_table; cp->name != NULL; cp++) {
if (strcmp(vname, cp->name) == 0)
break;
}
if (cp->name == NULL) {
builtin_error ("%s: unknown variable", vname);
return (EXECUTION_FAILURE);
}
if (cp->type == PATHCONF) {
if (list->next == 0) {
builtin_usage();
return(EX_USAGE);
}
} else {
if (list->next) {
builtin_usage();
return(EX_USAGE);
}
}
return (getconf_print(cp, vpath, 0));
}
static char *getconf_doc[] = {
"getconf writes the current value of a configurable system limit or",
"option variable to the standard output.",
(char *)NULL
};
struct builtin getconf_struct = {
"getconf",
getconf_builtin,
BUILTIN_ENABLED,
getconf_doc,
"getconf -[ah] or getconf [-v spec] sysvar or getconf [-v spec] pathvar pathname",
0
};
#ifndef HAVE_CONFSTR
static size_t
confstr (name, buf, len)
int name;
char *buf;
size_t len;
{
switch (name)
{
case _CS_PATH:
if (len > 0 && buf)
{
strncpy (buf, STANDARD_UTILS_PATH, len - 1);
buf[len - 1] = '\0';
}
return (sizeof (STANDARD_UTILS_PATH) + 1);
default:
errno = EINVAL;
return 0;
}
}
#endif
#ifndef HAVE_SYSCONF
extern long get_clk_tck __P((void));
static long
sysconf (name)
int name;
{
# if defined (_POSIX_VERSION)
switch (name)
{
case _SC_ARG_MAX:
return _POSIX_ARG_MAX;
case _SC_CHILD_MAX:
return _POSIX_CHILD_MAX;
case _SC_CLK_TCK:
return get_clk_tck();
case _SC_NGROUPS_MAX:
return _POSIX_NGROUPS_MAX;
case _SC_OPEN_MAX:
return _POSIX_OPEN_MAX;
case _SC_JOB_CONTROL:
return _POSIX_JOB_CONTROL;
case _SC_SAVED_IDS:
return _POSIX_SAVED_IDS;
case _SC_VERSION:
return _POSIX_VERSION;
case _SC_BC_BASE_MAX:
return _POSIX2_BC_BASE_MAX;
case _SC_BC_DIM_MAX:
return _POSIX2_BC_DIM_MAX;
case _SC_BC_SCALE_MAX:
return _POSIX2_BC_SCALE_MAX;
case _SC_BC_STRING_MAX:
return _POSIX2_BC_STRING_MAX;
case _SC_COLL_WEIGHTS_MAX:
return -1;
case _SC_EXPR_NEST_MAX:
return _POSIX2_EXPR_NEST_MAX;
case _SC_LINE_MAX:
return _POSIX2_LINE_MAX;
case _SC_RE_DUP_MAX:
return _POSIX2_RE_DUP_MAX;
case _SC_STREAM_MAX:
return _POSIX_STREAM_MAX;
case _SC_TZNAME_MAX:
return _POSIX_TZNAME_MAX;
default:
errno = EINVAL;
return -1;
}
#else
errno = EINVAL;
return -1;
#endif
}
#endif
#ifndef HAVE_PATHCONF
static long
pathconf (path, name)
const char *path;
int name;
{
#if defined (_POSIX_VERSION)
switch (name)
{
case _PC_LINK_MAX:
return _POSIX_LINK_MAX;
case _PC_MAX_CANON:
return _POSIX_MAX_CANON;
case _PC_MAX_INPUT:
return _POSIX_MAX_INPUT;
case _PC_NAME_MAX:
return _POSIX_NAME_MAX;
case _PC_PATH_MAX:
return _POSIX_PATH_MAX;
case _PC_PIPE_BUF:
return _POSIX_PIPE_BUF;
case _PC_CHOWN_RESTRICTED:
#ifdef _POSIX_CHOWN_RESTRICTED
return _POSIX_CHOWN_RESTRICTED;
#else
return -1;
#endif
case _PC_NO_TRUNC:
#ifdef _POSIX_NO_TRUNC
return _POSIX_NO_TRUNC;
#else
return -1;
#endif
case _PC_VDISABLE:
#ifdef _POSIX_VDISABLE
return _POSIX_VDISABLE;
#else
return -1;
#endif
default:
errno = EINVAL;
return -1;
}
#else
errno = EINVAL;
return -1;
#endif
}
#endif
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