* 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>
#include <limits.h>
#include <locale.h>
#include "common.h"
#include "bashgetopt.h"
+#include "getconf.h"
+
+#ifndef errno
+extern int errno;
+#endif
+
struct conf_variable
{
const char *name;
long value;
};
-/* Some systems do not define these; use POSIX.2 minimum recommended values. */
-#ifndef _POSIX2_COLL_WEIGHTS_MAX
-# define _POSIX2_COLL_WEIGHTS_MAX 2
+#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
static const struct conf_variable conf_table[] =
{ "LFS64_LINTFLAGS", CONFSTR, _CS_LFS64_LINTFLAGS },
#endif
- /* Single UNIX Specification version 2 Configurable Variable Values */
+ /* 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 /* _CS_XBS5_ILP32_OFF32_CFLAGS */
+#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 },
+ { "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 },
+ { "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 },
+ { "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 },
+ { "POSIX_V6_LPBIG_OFFBIG_LINTFLAGS", CONFSTR, _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS },
+#endif
/* POSIX.2 Utility Limit Minimum Values */
#ifdef _POSIX2_BC_BASE_MAX
#endif
/* POSIX.1 Minimum Values */
+#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_LINK_MAX
{ "_POSIX_LINK_MAX", CONSTANT, _POSIX_LINK_MAX },
+#else
+ { "_POSIX_LINK_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_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 },
- { "_POSIX_PATH_MAX", CONSTANT, _POSIX_PIPE_BUF },
+#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_SSIZE_MAX
{ "_POSIX_SSIZE_MAX", CONSTANT, _POSIX_SSIZE_MAX },
+#else
+ { "_POSIX_SSIZE_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_TZNAME_MAX
{ "_POSIX_TZNAME_MAX", CONSTANT, _POSIX_TZNAME_MAX },
+#else
+ { "_POSIX_TZNAME_MAX", G_UNDEF, -1 },
+#endif
- /* POSIX.2 Symbolic Utility Limits */
+ /* 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_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 },
+ { "_POSIX2_C_BIND", SYSCONF, _SC_2_C_BIND },
#else
- { "POSIX2_C_BIND", G_UNDEF, -1 },
+ { "_POSIX2_C_BIND", G_UNDEF, -1 },
#endif
#ifdef _SC_2_C_DEV
- { "POSIX2_C_DEV", SYSCONF, _SC_2_C_DEV },
+ { "_POSIX2_C_DEV", SYSCONF, _SC_2_C_DEV },
#else
- { "POSIX2_C_DEV", G_UNDEF, -1 },
+ { "_POSIX2_C_DEV", G_UNDEF, -1 },
#endif
#if defined (_SC_2_C_VERSION)
- { "POSIX2_C_VERSION", SYSCONF, _SC_2_C_VERSION },
+ { "_POSIX2_C_VERSION", SYSCONF, _SC_2_C_VERSION },
#else
- { "POSIX2_C_VERSION", G_UNDEF, -1 },
+ { "_POSIX2_C_VERSION", G_UNDEF, -1 },
#endif
#if defined (_SC_2_CHAR_TERM)
- { "POSIX2_CHAR_TERM", SYSCONF, _SC_2_CHAR_TERM },
+ { "_POSIX2_CHAR_TERM", SYSCONF, _SC_2_CHAR_TERM },
#else
- { "POSIX2_CHAR_TERM", G_UNDEF, -1 },
+ { "_POSIX2_CHAR_TERM", G_UNDEF, -1 },
#endif
#ifdef _SC_2_FORT_DEV
- { "POSIX2_FORT_DEV", SYSCONF, _SC_2_FORT_DEV },
+ { "_POSIX2_FORT_DEV", SYSCONF, _SC_2_FORT_DEV },
#else
- { "POSIX2_FORT_DEV", G_UNDEF, -1 },
+ { "_POSIX2_FORT_DEV", G_UNDEF, -1 },
#endif
#ifdef _SC_2_FORT_RUN
- { "POSIX2_FORT_RUN", SYSCONF, _SC_2_FORT_RUN },
+ { "_POSIX2_FORT_RUN", SYSCONF, _SC_2_FORT_RUN },
#else
- { "POSIX2_FORT_RUN", G_UNDEF, -1 },
+ { "_POSIX2_FORT_RUN", G_UNDEF, -1 },
#endif
#ifdef _SC_2_LOCALEDEF
- { "POSIX2_LOCALEDEF", SYSCONF, _SC_2_LOCALEDEF },
+ { "_POSIX2_LOCALEDEF", SYSCONF, _SC_2_LOCALEDEF },
#else
- { "POSIX2_LOCALEDEF", G_UNDEF, -1 },
+ { "_POSIX2_LOCALEDEF", G_UNDEF, -1 },
#endif
#ifdef _SC_2_SW_DEV
- { "POSIX2_SW_DEV", SYSCONF, _SC_2_SW_DEV },
+ { "_POSIX2_SW_DEV", SYSCONF, _SC_2_SW_DEV },
#else
- { "POSIX2_SW_DEV", G_UNDEF, -1 },
+ { "_POSIX2_SW_DEV", G_UNDEF, -1 },
#endif
#if defined (_SC2_UPE)
- { "POSIX2_UPE", SYSCONF, _SC_2_UPE },
+ { "_POSIX2_UPE", SYSCONF, _SC_2_UPE },
#else
- { "POSIX2_UPE", G_UNDEF, -1 },
+ { "_POSIX2_UPE", G_UNDEF, -1 },
#endif
#if !defined (_POSIX2_VERSION) && defined (_SC_2_VERSION)
- { "POSIX2_VERSION" SYSCONF, _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 },
+#else
+ { "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 },
+ { "_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 },
- { "_POSIX_JOB_CONTROL", SYSCONF, _SC_JOB_CONTROL },
- { "_POSIX_SAVED_IDS", SYSCONF, _SC_SAVED_IDS },
- { "_POSIX_VERSION", SYSCONF, _SC_VERSION },
+#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_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_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_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_SYNCHRONIZED_IO)
{ "_POSIX_SYNCHRONIZED_IO", SYSCONF, _SC_SYNCHRONIZED_IO },
#endif
-#if defined (_SC_TIMERS)
- { "_POSIX_TIMERS", SYSCONF, _SC_TIMERS },
+#if defined (_SC_SYSTEM_DATABASE)
+ { "_POSIX_SYSTEM_DATABASE", SYSCONF, _SC_SYSTEM_DATABASE },
#endif
-#if defined (_SC_THREADS)
- { "_POSIX_THREADS", SYSCONF, _SC_THREADS },
+#if defined (_SC_SYSTEM_DATABASE_R)
+ { "_POSIX_SYSTEM_DATABASE_R", SYSCONF, _SC_SYSTEM_DATABASE_R },
#endif
-#if defined (_SC_THREADS)
+#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_PRIORITY_SCHEDULING)
- { "_POSIX_THREAD_PRIORITY_SCHEDULING", SYSCONF, _SC_THREAD_PRIORITY_SCHEDULING },
+#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 },
#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 },
#if defined (_SC_DELAYTIMER_MAX)
{ "DELAYTIMER_MAX", SYSCONF, _SC_DELAYTIMER_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_MQ_OPEN_MAX)
{ "MQ_OPEN_MAX", SYSCONF, _SC_MQ_OPEN_MAX },
#endif
{ "TIMER_MAX", SYSCONF, _SC_TIMER_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_TTY_NAME_MAX)
- { "TTY_NAME_MAX", SYSCONF, _SC_TTY_NAME_MAX },
-#endif
-
#if defined (_SC_THREAD_DESTRUCTOR_ITERATIONS)
{ "PTHREAD_DESTRUCTOR_ITERATIONS", SYSCONF, _SC_THREAD_DESTRUCTOR_ITERATIONS },
#endif
{ "PTHREAD_THREADS_MAX", SYSCONF, _SC_THREAD_THREADS_MAX },
#endif
- /* XPG 4.2 Optional Facility Configuration Values */
-#if defined (_SC_XOPEN_UNIX)
- { "_XOPEN_UNIX", SYSCONF, _SC_XOPEN_UNIX },
+ /* 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 },
- { "_XOPEN_SHM", SYSCONF, _SC_XOPEN_SHM },
- { "_XOPEN_VERSION", SYSCONF, _SC_XOPEN_VERSION },
-# if defined (_SC_XOPEN_XCU_VERSION)
- { "_XOPEN_XCU_VERSION", SYSCONF, _SC_XOPEN_XCU_VERSION },
-# endif
#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_LEGACY)
- { "_XOPEN_LEGACY", SYSCONF, _SC_XOPEN_LEGACY },
-#endif /* _SC_XOPEN_LEGACY */
-
- /* Single UNIX Specification version 2 Optional Facility Configuration Values */
-#if defined (_SC_XBS5_ILP32_OFF32)
- { "_XBS5_ILP32_OFF32", SYSCONF, _SC_XBS5_ILP32_OFF32 },
- { "_XBS5_ILP32_OFFBIG", SYSCONF, _SC_XBS5_ILP32_OFFBIG },
- { "_XBS5_LP64_OFF64", SYSCONF, _SC_XBS5_LP64_OFF64 },
- { "_XBS5_LPBIG_OFFBIG", SYSCONF, _SC_XBS5_LPBIG_OFFBIG },
-#endif /* _SC_XBS5_ILP32_OFF32 */
+#if defined (_SC_XOPEN_SHM)
+ { "_XOPEN_SHM", SYSCONF, _SC_XOPEN_SHM },
+#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_NAMW_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)
{ "_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 },
+ { "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 },
+ { "ULONG_MAX", CONSTANT, ULONG_MAX },
+ { "USHRT_MAX", CONSTANT, USHRT_MAX },
+ { "WORD_BIT", CONSTANT, WORD_BIT },
+
{ NULL }
};
aflag = 0;
reset_internal_getopt();
- while ((opt = internal_getopt (list, "ah")) != -1) {
+ while ((opt = internal_getopt (list, "ahv:")) != -1) {
switch (opt) {
case 'a':
aflag = 1;
case 'h':
getconf_help();
return(EXECUTION_SUCCESS);
+ case 'v':
+ break; /* ignored */
default:
builtin_usage();
return(EX_USAGE);
break;
case CONSTANT:
- printf("%ld\n", cp->value);
+ 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:
break;
}
- return ((ferror(stdout) || cp->type == G_UNDEF) ? EXECUTION_FAILURE
- : EXECUTION_SUCCESS);
+ return (ferror(stdout) ? EXECUTION_FAILURE : EXECUTION_SUCCESS);
}
static int
ret = EXECUTION_SUCCESS;
for (cp = conf_table; cp->name != NULL; cp++) {
printf("%-35s", cp->name);
- if (getconf_print(cp, ".", 1) == EXECUTION_FAILURE)
+ if (getconf_print(cp, "/", 1) == EXECUTION_FAILURE)
ret = EXECUTION_FAILURE;
}
return ret;
getconf_builtin,
BUILTIN_ENABLED,
getconf_doc,
- "getconf -a or getconf -h or getconf sysvar or getconf pathvar pathname",
+ "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