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glibc/posix/getconf.c
Ulrich Drepper 64137de321 Update copyright year.
2002-01-17 07:48:56 +00:00

1010 lines
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C
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/* Copyright (C) 1991, 92, 1995-2001, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <unistd.h>
#include <errno.h>
#include <error.h>
#include <libintl.h>
#include <locale.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include "../version.h"
#define PACKAGE _libc_intl_domainname
struct conf
{
const char *name;
const int call_name;
const enum { SYSCONF, CONFSTR, PATHCONF } call;
};
static const struct conf vars[] =
{
#ifdef _PC_LINK_MAX
{ "LINK_MAX", _PC_LINK_MAX, PATHCONF },
#endif
#ifdef _PC_LINK_MAX
{ "_POSIX_LINK_MAX", _PC_LINK_MAX, PATHCONF },
#endif
#ifdef _PC_MAX_CANON
{ "MAX_CANON", _PC_MAX_CANON, PATHCONF },
#endif
#ifdef _PC_MAX_CANON
{ "_POSIX_MAX_CANON", _PC_MAX_CANON, PATHCONF },
#endif
#ifdef _PC_MAX_INPUT
{ "MAX_INPUT", _PC_MAX_INPUT, PATHCONF },
#endif
#ifdef _PC_MAX_INPUT
{ "_POSIX_MAX_INPUT", _PC_MAX_INPUT, PATHCONF },
#endif
#ifdef _PC_NAME_MAX
{ "NAME_MAX", _PC_NAME_MAX, PATHCONF },
#endif
#ifdef _PC_NAME_MAX
{ "_POSIX_NAME_MAX", _PC_NAME_MAX, PATHCONF },
#endif
#ifdef _PC_PATH_MAX
{ "PATH_MAX", _PC_PATH_MAX, PATHCONF },
#endif
#ifdef _PC_PATH_MAX
{ "_POSIX_PATH_MAX", _PC_PATH_MAX, PATHCONF },
#endif
#ifdef _PC_PIPE_BUF
{ "PIPE_BUF", _PC_PIPE_BUF, PATHCONF },
#endif
#ifdef _PC_PIPE_BUF
{ "_POSIX_PIPE_BUF", _PC_PIPE_BUF, PATHCONF },
#endif
#ifdef _PC_SOCK_MAXBUF
{ "SOCK_MAXBUF", _PC_SOCK_MAXBUF, PATHCONF },
#endif
#ifdef _PC_ASYNC_IO
{ "_POSIX_ASYNC_IO", _PC_ASYNC_IO, PATHCONF },
#endif
#ifdef _PC_CHOWN_RESTRICTED
{ "_POSIX_CHOWN_RESTRICTED", _PC_CHOWN_RESTRICTED, PATHCONF },
#endif
#ifdef _PC_NO_TRUNC
{ "_POSIX_NO_TRUNC", _PC_NO_TRUNC, PATHCONF },
#endif
#ifdef _PC_PRIO_IO
{ "_POSIX_PRIO_IO", _PC_PRIO_IO, PATHCONF },
#endif
#ifdef _PC_SYNC_IO
{ "_POSIX_SYNC_IO", _PC_SYNC_IO, PATHCONF },
#endif
#ifdef _PC_VDISABLE
{ "_POSIX_VDISABLE", _PC_VDISABLE, PATHCONF },
#endif
#ifdef _SC_ARG_MAX
{ "ARG_MAX", _SC_ARG_MAX, SYSCONF },
#endif
#ifdef _SC_ATEXIT_MAX
{ "ATEXIT_MAX", _SC_ATEXIT_MAX, SYSCONF },
#endif
#ifdef _SC_CHAR_BIT
{ "CHAR_BIT", _SC_CHAR_BIT, SYSCONF },
#endif
#ifdef _SC_CHAR_MAX
{ "CHAR_MAX", _SC_CHAR_MAX, SYSCONF },
#endif
#ifdef _SC_CHAR_MIN
{ "CHAR_MIN", _SC_CHAR_MIN, SYSCONF },
#endif
#ifdef _SC_CHILD_MAX
{ "CHILD_MAX", _SC_CHILD_MAX, SYSCONF },
#endif
#ifdef _SC_CLK_TCK
{ "CLK_TCK", _SC_CLK_TCK, SYSCONF },
#endif
#ifdef _SC_INT_MAX
{ "INT_MAX", _SC_INT_MAX, SYSCONF },
#endif
#ifdef _SC_INT_MIN
{ "INT_MIN", _SC_INT_MIN, SYSCONF },
#endif
#ifdef _SC_UIO_MAXIOV
{ "IOV_MAX", _SC_UIO_MAXIOV, SYSCONF },
#endif
#ifdef _SC_LOGIN_NAME_MAX
{ "LOGNAME_MAX", _SC_LOGIN_NAME_MAX, SYSCONF },
#endif
#ifdef _SC_LONG_BIT
{ "LONG_BIT", _SC_LONG_BIT, SYSCONF },
#endif
#ifdef _SC_MB_LEN_MAX
{ "MB_LEN_MAX", _SC_MB_LEN_MAX, SYSCONF },
#endif
#ifdef _SC_NGROUPS_MAX
{ "NGROUPS_MAX", _SC_NGROUPS_MAX, SYSCONF },
#endif
#ifdef _SC_NL_ARGMAX
{ "NL_ARGMAX", _SC_NL_ARGMAX, SYSCONF },
#endif
#ifdef _SC_NL_LANGMAX
{ "NL_LANGMAX", _SC_NL_LANGMAX, SYSCONF },
#endif
#ifdef _SC_NL_MSGMAX
{ "NL_MSGMAX", _SC_NL_MSGMAX, SYSCONF },
#endif
#ifdef _SC_NL_NMAX
{ "NL_NMAX", _SC_NL_NMAX, SYSCONF },
#endif
#ifdef _SC_NL_SETMAX
{ "NL_SETMAX", _SC_NL_SETMAX, SYSCONF },
#endif
#ifdef _SC_NL_TEXTMAX
{ "NL_TEXTMAX", _SC_NL_TEXTMAX, SYSCONF },
#endif
#ifdef _SC_GETGR_R_SIZE_MAX
{ "NSS_BUFLEN_GROUP", _SC_GETGR_R_SIZE_MAX, SYSCONF },
#endif
#ifdef _SC_GETPW_R_SIZE_MAX
{ "NSS_BUFLEN_PASSWD", _SC_GETPW_R_SIZE_MAX, SYSCONF },
#endif
#ifdef _SC_NZERO
{ "NZERO", _SC_NZERO, SYSCONF },
#endif
#ifdef _SC_OPEN_MAX
{ "OPEN_MAX", _SC_OPEN_MAX, SYSCONF },
#endif
#ifdef _SC_PAGESIZE
{ "PAGESIZE", _SC_PAGESIZE, SYSCONF },
#endif
#ifdef _SC_PAGESIZE
{ "PAGE_SIZE", _SC_PAGESIZE, SYSCONF },
#endif
#ifdef _SC_PASS_MAX
{ "PASS_MAX", _SC_PASS_MAX, SYSCONF },
#endif
#ifdef _SC_THREAD_DESTRUCTOR_ITERATIONS
{ "PTHREAD_DESTRUCTOR_ITERATIONS", _SC_THREAD_DESTRUCTOR_ITERATIONS, SYSCONF },
#endif
#ifdef _SC_THREAD_KEYS_MAX
{ "PTHREAD_KEYS_MAX", _SC_THREAD_KEYS_MAX, SYSCONF },
#endif
#ifdef _SC_THREAD_STACK_MIN
{ "PTHREAD_STACK_MIN", _SC_THREAD_STACK_MIN, SYSCONF },
#endif
#ifdef _SC_THREAD_THREADS_MAX
{ "PTHREAD_THREADS_MAX", _SC_THREAD_THREADS_MAX, SYSCONF },
#endif
#ifdef _SC_SCHAR_MAX
{ "SCHAR_MAX", _SC_SCHAR_MAX, SYSCONF },
#endif
#ifdef _SC_SCHAR_MIN
{ "SCHAR_MIN", _SC_SCHAR_MIN, SYSCONF },
#endif
#ifdef _SC_SHRT_MAX
{ "SHRT_MAX", _SC_SHRT_MAX, SYSCONF },
#endif
#ifdef _SC_SHRT_MIN
{ "SHRT_MIN", _SC_SHRT_MIN, SYSCONF },
#endif
#ifdef _SC_SSIZE_MAX
{ "SSIZE_MAX", _SC_SSIZE_MAX, SYSCONF },
#endif
#ifdef _SC_TTY_NAME_MAX
{ "TTY_NAME_MAX", _SC_TTY_NAME_MAX, SYSCONF },
#endif
#ifdef _SC_TZNAME_MAX
{ "TZNAME_MAX", _SC_TZNAME_MAX, SYSCONF },
#endif
#ifdef _SC_UCHAR_MAX
{ "UCHAR_MAX", _SC_UCHAR_MAX, SYSCONF },
#endif
#ifdef _SC_UINT_MAX
{ "UINT_MAX", _SC_UINT_MAX, SYSCONF },
#endif
#ifdef _SC_UIO_MAXIOV
{ "UIO_MAXIOV", _SC_UIO_MAXIOV, SYSCONF },
#endif
#ifdef _SC_ULONG_MAX
{ "ULONG_MAX", _SC_ULONG_MAX, SYSCONF },
#endif
#ifdef _SC_USHRT_MAX
{ "USHRT_MAX", _SC_USHRT_MAX, SYSCONF },
#endif
#ifdef _SC_WORD_BIT
{ "WORD_BIT", _SC_WORD_BIT, SYSCONF },
#endif
#ifdef _SC_AVPHYS_PAGES
{ "_AVPHYS_PAGES", _SC_AVPHYS_PAGES, SYSCONF },
#endif
#ifdef _SC_NPROCESSORS_CONF
{ "_NPROCESSORS_CONF", _SC_NPROCESSORS_CONF, SYSCONF },
#endif
#ifdef _SC_NPROCESSORS_ONLN
{ "_NPROCESSORS_ONLN", _SC_NPROCESSORS_ONLN, SYSCONF },
#endif
#ifdef _SC_PHYS_PAGES
{ "_PHYS_PAGES", _SC_PHYS_PAGES, SYSCONF },
#endif
#ifdef _SC_ARG_MAX
{ "_POSIX_ARG_MAX", _SC_ARG_MAX, SYSCONF },
#endif
#ifdef _SC_ASYNCHRONOUS_IO
{ "_POSIX_ASYNCHRONOUS_IO", _SC_ASYNCHRONOUS_IO, SYSCONF },
#endif
#ifdef _SC_CHILD_MAX
{ "_POSIX_CHILD_MAX", _SC_CHILD_MAX, SYSCONF },
#endif
#ifdef _SC_FSYNC
{ "_POSIX_FSYNC", _SC_FSYNC, SYSCONF },
#endif
#ifdef _SC_JOB_CONTROL
{ "_POSIX_JOB_CONTROL", _SC_JOB_CONTROL, SYSCONF },
#endif
#ifdef _SC_MAPPED_FILES
{ "_POSIX_MAPPED_FILES", _SC_MAPPED_FILES, SYSCONF },
#endif
#ifdef _SC_MEMLOCK
{ "_POSIX_MEMLOCK", _SC_MEMLOCK, SYSCONF },
#endif
#ifdef _SC_MEMLOCK_RANGE
{ "_POSIX_MEMLOCK_RANGE", _SC_MEMLOCK_RANGE, SYSCONF },
#endif
#ifdef _SC_MEMORY_PROTECTION
{ "_POSIX_MEMORY_PROTECTION", _SC_MEMORY_PROTECTION, SYSCONF },
#endif
#ifdef _SC_MESSAGE_PASSING
{ "_POSIX_MESSAGE_PASSING", _SC_MESSAGE_PASSING, SYSCONF },
#endif
#ifdef _SC_NGROUPS_MAX
{ "_POSIX_NGROUPS_MAX", _SC_NGROUPS_MAX, SYSCONF },
#endif
#ifdef _SC_OPEN_MAX
{ "_POSIX_OPEN_MAX", _SC_OPEN_MAX, SYSCONF },
#endif
#ifdef _SC_PII
{ "_POSIX_PII", _SC_PII, SYSCONF },
#endif
#ifdef _SC_PII_INTERNET
{ "_POSIX_PII_INTERNET", _SC_PII_INTERNET, SYSCONF },
#endif
#ifdef _SC_PII_INTERNET_DGRAM
{ "_POSIX_PII_INTERNET_DGRAM", _SC_PII_INTERNET_DGRAM, SYSCONF },
#endif
#ifdef _SC_PII_INTERNET_STREAM
{ "_POSIX_PII_INTERNET_STREAM", _SC_PII_INTERNET_STREAM, SYSCONF },
#endif
#ifdef _SC_PII_OSI
{ "_POSIX_PII_OSI", _SC_PII_OSI, SYSCONF },
#endif
#ifdef _SC_PII_OSI_CLTS
{ "_POSIX_PII_OSI_CLTS", _SC_PII_OSI_CLTS, SYSCONF },
#endif
#ifdef _SC_PII_OSI_COTS
{ "_POSIX_PII_OSI_COTS", _SC_PII_OSI_COTS, SYSCONF },
#endif
#ifdef _SC_PII_OSI_M
{ "_POSIX_PII_OSI_M", _SC_PII_OSI_M, SYSCONF },
#endif
#ifdef _SC_PII_SOCKET
{ "_POSIX_PII_SOCKET", _SC_PII_SOCKET, SYSCONF },
#endif
#ifdef _SC_PII_XTI
{ "_POSIX_PII_XTI", _SC_PII_XTI, SYSCONF },
#endif
#ifdef _SC_POLL
{ "_POSIX_POLL", _SC_POLL, SYSCONF },
#endif
#ifdef _SC_PRIORITIZED_IO
{ "_POSIX_PRIORITIZED_IO", _SC_PRIORITIZED_IO, SYSCONF },
#endif
#ifdef _SC_PRIORITY_SCHEDULING
{ "_POSIX_PRIORITY_SCHEDULING", _SC_PRIORITY_SCHEDULING, SYSCONF },
#endif
#ifdef _SC_REALTIME_SIGNALS
{ "_POSIX_REALTIME_SIGNALS", _SC_REALTIME_SIGNALS, SYSCONF },
#endif
#ifdef _SC_SAVED_IDS
{ "_POSIX_SAVED_IDS", _SC_SAVED_IDS, SYSCONF },
#endif
#ifdef _SC_SELECT
{ "_POSIX_SELECT", _SC_SELECT, SYSCONF },
#endif
#ifdef _SC_SEMAPHORES
{ "_POSIX_SEMAPHORES", _SC_SEMAPHORES, SYSCONF },
#endif
#ifdef _SC_SHARED_MEMORY_OBJECTS
{ "_POSIX_SHARED_MEMORY_OBJECTS", _SC_SHARED_MEMORY_OBJECTS, SYSCONF },
#endif
#ifdef _SC_SSIZE_MAX
{ "_POSIX_SSIZE_MAX", _SC_SSIZE_MAX, SYSCONF },
#endif
#ifdef _SC_STREAM_MAX
{ "_POSIX_STREAM_MAX", _SC_STREAM_MAX, SYSCONF },
#endif
#ifdef _SC_SYNCHRONIZED_IO
{ "_POSIX_SYNCHRONIZED_IO", _SC_SYNCHRONIZED_IO, SYSCONF },
#endif
#ifdef _SC_THREADS
{ "_POSIX_THREADS", _SC_THREADS, SYSCONF },
#endif
#ifdef _SC_THREAD_ATTR_STACKADDR
{ "_POSIX_THREAD_ATTR_STACKADDR", _SC_THREAD_ATTR_STACKADDR, SYSCONF },
#endif
#ifdef _SC_THREAD_ATTR_STACKSIZE
{ "_POSIX_THREAD_ATTR_STACKSIZE", _SC_THREAD_ATTR_STACKSIZE, SYSCONF },
#endif
#ifdef _SC_THREAD_PRIORITY_SCHEDULING
{ "_POSIX_THREAD_PRIORITY_SCHEDULING", _SC_THREAD_PRIORITY_SCHEDULING, SYSCONF },
#endif
#ifdef _SC_THREAD_PRIO_INHERIT
{ "_POSIX_THREAD_PRIO_INHERIT", _SC_THREAD_PRIO_INHERIT, SYSCONF },
#endif
#ifdef _SC_THREAD_PRIO_PROTECT
{ "_POSIX_THREAD_PRIO_PROTECT", _SC_THREAD_PRIO_PROTECT, SYSCONF },
#endif
#ifdef _SC_THREAD_PROCESS_SHARED
{ "_POSIX_THREAD_PROCESS_SHARED", _SC_THREAD_PROCESS_SHARED, SYSCONF },
#endif
#ifdef _SC_THREAD_SAFE_FUNCTIONS
{ "_POSIX_THREAD_SAFE_FUNCTIONS", _SC_THREAD_SAFE_FUNCTIONS, SYSCONF },
#endif
#ifdef _SC_TIMERS
{ "_POSIX_TIMERS", _SC_TIMERS, SYSCONF },
#endif
#ifdef _SC_TIMER_MAX
{ "TIMER_MAX", _SC_TIMER_MAX, SYSCONF },
#endif
#ifdef _SC_TZNAME_MAX
{ "_POSIX_TZNAME_MAX", _SC_TZNAME_MAX, SYSCONF },
#endif
#ifdef _SC_VERSION
{ "_POSIX_VERSION", _SC_VERSION, SYSCONF },
#endif
#ifdef _SC_T_IOV_MAX
{ "_T_IOV_MAX", _SC_T_IOV_MAX, SYSCONF },
#endif
#ifdef _SC_XOPEN_CRYPT
{ "_XOPEN_CRYPT", _SC_XOPEN_CRYPT, SYSCONF },
#endif
#ifdef _SC_XOPEN_ENH_I18N
{ "_XOPEN_ENH_I18N", _SC_XOPEN_ENH_I18N, SYSCONF },
#endif
#ifdef _SC_XOPEN_LEGACY
{ "_XOPEN_LEGACY", _SC_XOPEN_LEGACY, SYSCONF },
#endif
#ifdef _SC_XOPEN_REALTIME
{ "_XOPEN_REALTIME", _SC_XOPEN_REALTIME, SYSCONF },
#endif
#ifdef _SC_XOPEN_REALTIME_THREADS
{ "_XOPEN_REALTIME_THREADS", _SC_XOPEN_REALTIME_THREADS, SYSCONF },
#endif
#ifdef _SC_XOPEN_SHM
{ "_XOPEN_SHM", _SC_XOPEN_SHM, SYSCONF },
#endif
#ifdef _SC_XOPEN_UNIX
{ "_XOPEN_UNIX", _SC_XOPEN_UNIX, SYSCONF },
#endif
#ifdef _SC_XOPEN_VERSION
{ "_XOPEN_VERSION", _SC_XOPEN_VERSION, SYSCONF },
#endif
#ifdef _SC_XOPEN_XCU_VERSION
{ "_XOPEN_XCU_VERSION", _SC_XOPEN_XCU_VERSION, SYSCONF },
#endif
#ifdef _SC_XOPEN_XPG2
{ "_XOPEN_XPG2", _SC_XOPEN_XPG2, SYSCONF },
#endif
#ifdef _SC_XOPEN_XPG3
{ "_XOPEN_XPG3", _SC_XOPEN_XPG3, SYSCONF },
#endif
#ifdef _SC_XOPEN_XPG4
{ "_XOPEN_XPG4", _SC_XOPEN_XPG4, SYSCONF },
#endif
/* POSIX.2 */
#ifdef _SC_BC_BASE_MAX
{ "BC_BASE_MAX", _SC_BC_BASE_MAX, SYSCONF },
#endif
#ifdef _SC_BC_DIM_MAX
{ "BC_DIM_MAX", _SC_BC_DIM_MAX, SYSCONF },
#endif
#ifdef _SC_BC_SCALE_MAX
{ "BC_SCALE_MAX", _SC_BC_SCALE_MAX, SYSCONF },
#endif
#ifdef _SC_BC_STRING_MAX
{ "BC_STRING_MAX", _SC_BC_STRING_MAX, SYSCONF },
#endif
{ "CHARCLASS_NAME_MAX", _SC_CHARCLASS_NAME_MAX, SYSCONF },
#ifdef _SC_COLL_WEIGHTS_MAX
{ "COLL_WEIGHTS_MAX", _SC_COLL_WEIGHTS_MAX, SYSCONF },
#endif
#ifdef _SC_EQUIV_CLASS_MAX
{ "EQUIV_CLASS_MAX", _SC_EQUIV_CLASS_MAX, SYSCONF },
#endif
#ifdef _SC_EXPR_NEST_MAX
{ "EXPR_NEST_MAX", _SC_EXPR_NEST_MAX, SYSCONF },
#endif
#ifdef _SC_LINE_MAX
{ "LINE_MAX", _SC_LINE_MAX, SYSCONF },
#endif
#ifdef _SC_BC_BASE_MAX
{ "POSIX2_BC_BASE_MAX", _SC_BC_BASE_MAX, SYSCONF },
#endif
#ifdef _SC_BC_DIM_MAX
{ "POSIX2_BC_DIM_MAX", _SC_BC_DIM_MAX, SYSCONF },
#endif
#ifdef _SC_BC_SCALE_MAX
{ "POSIX2_BC_SCALE_MAX", _SC_BC_SCALE_MAX, SYSCONF },
#endif
#ifdef _SC_BC_STRING_MAX
{ "POSIX2_BC_STRING_MAX", _SC_BC_STRING_MAX, SYSCONF },
#endif
#ifdef _SC_2_CHAR_TERM
{ "POSIX2_CHAR_TERM", _SC_2_CHAR_TERM, SYSCONF },
#endif
#ifdef _SC_COLL_WEIGHTS_MAX
{ "POSIX2_COLL_WEIGHTS_MAX", _SC_COLL_WEIGHTS_MAX, SYSCONF },
#endif
#ifdef _SC_2_C_BIND
{ "POSIX2_C_BIND", _SC_2_C_BIND, SYSCONF },
#endif
#ifdef _SC_2_C_DEV
{ "POSIX2_C_DEV", _SC_2_C_DEV, SYSCONF },
#endif
#ifdef _SC_2_C_VERSION
{ "POSIX2_C_VERSION", _SC_2_C_VERSION, SYSCONF },
#endif
#ifdef _SC_EXPR_NEST_MAX
{ "POSIX2_EXPR_NEST_MAX", _SC_EXPR_NEST_MAX, SYSCONF },
#endif
#ifdef _SC_2_FORT_DEV
{ "POSIX2_FORT_DEV", _SC_2_FORT_DEV, SYSCONF },
#endif
#ifdef _SC_2_FORT_RUN
{ "POSIX2_FORT_RUN", _SC_2_FORT_RUN, SYSCONF },
#endif
#ifdef _SC_LINE_MAX
{ "_POSIX2_LINE_MAX", _SC_LINE_MAX, SYSCONF },
#endif
#ifdef _SC_2_LOCALEDEF
{ "POSIX2_LOCALEDEF", _SC_2_LOCALEDEF, SYSCONF },
#endif
#ifdef _SC_RE_DUP_MAX
{ "POSIX2_RE_DUP_MAX", _SC_RE_DUP_MAX, SYSCONF },
#endif
#ifdef _SC_2_SW_DEV
{ "POSIX2_SW_DEV", _SC_2_SW_DEV, SYSCONF },
#endif
#ifdef _SC_2_UPE
{ "POSIX2_UPE", _SC_2_UPE, SYSCONF },
#endif
#ifdef _SC_2_VERSION
{ "POSIX2_VERSION", _SC_2_VERSION, SYSCONF },
#endif
#ifdef _SC_RE_DUP_MAX
{ "RE_DUP_MAX", _SC_RE_DUP_MAX, SYSCONF },
#endif
#ifdef _CS_PATH
{ "PATH", _CS_PATH, CONFSTR },
{ "CS_PATH", _CS_PATH, CONFSTR },
#endif
/* LFS */
#ifdef _CS_LFS_CFLAGS
{ "LFS_CFLAGS", _CS_LFS_CFLAGS, CONFSTR },
#endif
#ifdef _CS_LFS_LDFLAGS
{ "LFS_LDFLAGS", _CS_LFS_LDFLAGS, CONFSTR },
#endif
#ifdef _CS_LFS_LIBS
{ "LFS_LIBS", _CS_LFS_LIBS, CONFSTR },
#endif
#ifdef _CS_LFS_LINTFLAGS
{ "LFS_LINTFLAGS", _CS_LFS_LINTFLAGS, CONFSTR },
#endif
#ifdef _CS_LFS64_CFLAGS
{ "LFS64_CFLAGS", _CS_LFS64_CFLAGS, CONFSTR },
#endif
#ifdef _CS_LFS64_LDFLAGS
{ "LFS64_LDFLAGS", _CS_LFS64_LDFLAGS, CONFSTR },
#endif
#ifdef _CS_LFS64_LIBS
{ "LFS64_LIBS", _CS_LFS64_LIBS, CONFSTR },
#endif
#ifdef _CS_LFS64_LINTFLAGS
{ "LFS64_LINTFLAGS", _CS_LFS64_LINTFLAGS, CONFSTR },
#endif
/* Programming environments. */
#ifdef _SC_XBS5_ILP32_OFF32
{ "_XBS5_ILP32_OFF32", _SC_XBS5_ILP32_OFF32, SYSCONF },
#endif
#ifdef _CS_XBS5_ILP32_OFF32_CFLAGS
{ "XBS5_ILP32_OFF32_CFLAGS", _CS_XBS5_ILP32_OFF32_CFLAGS, CONFSTR },
#endif
#ifdef _CS_XBS5_ILP32_OFF32_LDFLAGS
{ "XBS5_ILP32_OFF32_LDFLAGS", _CS_XBS5_ILP32_OFF32_LDFLAGS, CONFSTR },
#endif
#ifdef _CS_XBS5_ILP32_OFF32_LIBS
{ "XBS5_ILP32_OFF32_LIBS", _CS_XBS5_ILP32_OFF32_LIBS, CONFSTR },
#endif
#ifdef _CS_XBS5_ILP32_OFF32_LINTFLAGS
{ "XBS5_ILP32_OFF32_LINTFLAGS", _CS_XBS5_ILP32_OFF32_LINTFLAGS, CONFSTR },
#endif
#ifdef _SC_XBS5_ILP32_OFFBIG
{ "_XBS5_ILP32_OFFBIG", _SC_XBS5_ILP32_OFFBIG, SYSCONF },
#endif
#ifdef _CS_XBS5_ILP32_OFFBIG_CFLAGS
{ "XBS5_ILP32_OFFBIG_CFLAGS", _CS_XBS5_ILP32_OFFBIG_CFLAGS, CONFSTR },
#endif
#ifdef _CS_XBS5_ILP32_OFFBIG_LDFLAGS
{ "XBS5_ILP32_OFFBIG_LDFLAGS", _CS_XBS5_ILP32_OFFBIG_LDFLAGS, CONFSTR },
#endif
#ifdef _CS_XBS5_ILP32_OFFBIG_LIBS
{ "XBS5_ILP32_OFFBIG_LIBS", _CS_XBS5_ILP32_OFFBIG_LIBS, CONFSTR },
#endif
#ifdef _CS_XBS5_ILP32_OFFBIG_LINTFLAGS
{ "XBS5_ILP32_OFFBIG_LINTFLAGS", _CS_XBS5_ILP32_OFFBIG_LINTFLAGS, CONFSTR },
#endif
#ifdef _SC_XBS5_LP64_OFF64
{ "_XBS5_LP64_OFF64", _SC_XBS5_LP64_OFF64, SYSCONF },
#endif
#ifdef _CS_XBS5_LP64_OFF64_CFLAGS
{ "XBS5_LP64_OFF64_CFLAGS", _CS_XBS5_LP64_OFF64_CFLAGS, CONFSTR },
#endif
#ifdef _CS_XBS5_LP64_OFF64_LDFLAGS
{ "XBS5_LP64_OFF64_LDFLAGS", _CS_XBS5_LP64_OFF64_LDFLAGS, CONFSTR },
#endif
#ifdef _CS_XBS5_LP64_OFF64_LIBS
{ "XBS5_LP64_OFF64_LIBS", _CS_XBS5_LP64_OFF64_LIBS, CONFSTR },
#endif
#ifdef _CS_XBS5_LP64_OFF64_LINTFLAGS
{ "XBS5_LP64_OFF64_LINTFLAGS", _CS_XBS5_LP64_OFF64_LINTFLAGS, CONFSTR },
#endif
#ifdef _SC_XBS5_LPBIG_OFFBIG
{ "_XBS5_LPBIG_OFFBIG", _SC_XBS5_LPBIG_OFFBIG, SYSCONF },
#endif
#ifdef _CS_XBS5_LPBIG_OFFBIG_CFLAGS
{ "XBS5_LPBIG_OFFBIG_CFLAGS", _CS_XBS5_LPBIG_OFFBIG_CFLAGS, CONFSTR },
#endif
#ifdef _CS_XBS5_LPBIG_OFFBIG_LDFLAGS
{ "XBS5_LPBIG_OFFBIG_LDFLAGS", _CS_XBS5_LPBIG_OFFBIG_LDFLAGS, CONFSTR },
#endif
#ifdef _CS_XBS5_LPBIG_OFFBIG_LIBS
{ "XBS5_LPBIG_OFFBIG_LIBS", _CS_XBS5_LPBIG_OFFBIG_LIBS, CONFSTR },
#endif
#ifdef _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS
{ "XBS5_LPBIG_OFFBIG_LINTFLAGS", _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS, CONFSTR },
#endif
#ifdef _SC_V6_ILP32_OFF32
{ "_POSIX_V6_ILP32_OFF32", _SC_V6_ILP32_OFF32, SYSCONF },
#endif
#ifdef _CS_POSIX_V6_ILP32_OFF32_CFLAGS
{ "POSIX_V6_ILP32_OFF32_CFLAGS", _CS_POSIX_V6_ILP32_OFF32_CFLAGS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_ILP32_OFF32_LDFLAGS
{ "POSIX_V6_ILP32_OFF32_LDFLAGS", _CS_POSIX_V6_ILP32_OFF32_LDFLAGS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_ILP32_OFF32_LIBS
{ "POSIX_V6_ILP32_OFF32_LIBS", _CS_POSIX_V6_ILP32_OFF32_LIBS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS
{ "POSIX_V6_ILP32_OFF32_LINTFLAGS", _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS, CONFSTR },
#endif
#ifdef _CS_V6_WIDTH_RESTRICTED_ENVS
{ "_POSIX_V6_WIDTH_RESTRICTED_ENVS", _CS_V6_WIDTH_RESTRICTED_ENVS, CONFSTR },
#endif
#ifdef _SC_V6_ILP32_OFFBIG
{ "_POSIX_V6_ILP32_OFFBIG", _SC_V6_ILP32_OFFBIG, SYSCONF },
#endif
#ifdef _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS
{ "POSIX_V6_ILP32_OFFBIG_CFLAGS", _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS
{ "POSIX_V6_ILP32_OFFBIG_LDFLAGS", _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_ILP32_OFFBIG_LIBS
{ "POSIX_V6_ILP32_OFFBIG_LIBS", _CS_POSIX_V6_ILP32_OFFBIG_LIBS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS
{ "POSIX_V6_ILP32_OFFBIG_LINTFLAGS", _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS, CONFSTR },
#endif
#ifdef _SC_V6_LP64_OFF64
{ "_POSIX_V6_LP64_OFF64", _SC_V6_LP64_OFF64, SYSCONF },
#endif
#ifdef _CS_POSIX_V6_LP64_OFF64_CFLAGS
{ "POSIX_V6_LP64_OFF64_CFLAGS", _CS_POSIX_V6_LP64_OFF64_CFLAGS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_LP64_OFF64_LDFLAGS
{ "POSIX_V6_LP64_OFF64_LDFLAGS", _CS_POSIX_V6_LP64_OFF64_LDFLAGS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_LP64_OFF64_LIBS
{ "POSIX_V6_LP64_OFF64_LIBS", _CS_POSIX_V6_LP64_OFF64_LIBS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_LP64_OFF64_LINTFLAGS
{ "POSIX_V6_LP64_OFF64_LINTFLAGS", _CS_POSIX_V6_LP64_OFF64_LINTFLAGS, CONFSTR },
#endif
#ifdef _SC_V6_LPBIG_OFFBIG
{ "_POSIX_V6_LPBIG_OFFBIG", _SC_V6_LPBIG_OFFBIG, SYSCONF },
#endif
#ifdef _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS
{ "POSIX_V6_LPBIG_OFFBIG_CFLAGS", _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS
{ "POSIX_V6_LPBIG_OFFBIG_LDFLAGS", _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_LPBIG_OFFBIG_LIBS
{ "POSIX_V6_LPBIG_OFFBIG_LIBS", _CS_POSIX_V6_LPBIG_OFFBIG_LIBS, CONFSTR },
#endif
#ifdef _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS
{ "POSIX_V6_LPBIG_OFFBIG_LINTFLAGS", _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS, CONFSTR },
#endif
#ifdef _SC_ADVISORY_INFO
{ "_POSIX_ADVISORY_INFO", _SC_ADVISORY_INFO, SYSCONF },
#endif
#ifdef _SC_BARRIERS
{ "_POSIX_BARRIERS", _SC_BARRIERS, SYSCONF },
#endif
#ifdef _SC_BASE
{ "_POSIX_BASE", _SC_BASE, SYSCONF },
#endif
#ifdef _SC_C_LANG_SUPPORT
{ "_POSIX_C_LANG_SUPPORT", _SC_C_LANG_SUPPORT, SYSCONF },
#endif
#ifdef _SC_C_LANG_SUPPORT_R
{ "_POSIX_C_LANG_SUPPORT_R", _SC_C_LANG_SUPPORT_R, SYSCONF },
#endif
#ifdef _SC_CLOCK_SELECTION
{ "_POSIX_CLOCK_SELECTION", _SC_CLOCK_SELECTION, SYSCONF },
#endif
#ifdef _SC_CPUTIME
{ "_POSIX_CPUTIME", _SC_CPUTIME, SYSCONF },
#endif
#ifdef _SC_THREAD_CPUTIME
{ "_POSIX_THREAD_CPUTIME", _SC_THREAD_CPUTIME, SYSCONF },
#endif
#ifdef _SC_DEVICE_SPECIFIC
{ "_POSIX_DEVICE_SPECIFIC", _SC_DEVICE_SPECIFIC, SYSCONF },
#endif
#ifdef _SC_DEVICE_SPECIFIC_R
{ "_POSIX_DEVICE_SPECIFIC_R", _SC_DEVICE_SPECIFIC_R, SYSCONF },
#endif
#ifdef _SC_FD_MGMT
{ "_POSIX_FD_MGMT", _SC_FD_MGMT, SYSCONF },
#endif
#ifdef _SC_FIFO
{ "_POSIX_FIFO", _SC_FIFO, SYSCONF },
#endif
#ifdef _SC_PIPE
{ "_POSIX_PIPE", _SC_PIPE, SYSCONF },
#endif
#ifdef _SC_FILE_ATTRIBUTES
{ "_POSIX_FILE_ATTRIBUTES", _SC_FILE_ATTRIBUTES, SYSCONF },
#endif
#ifdef _SC_FILE_LOCKING
{ "_POSIX_FILE_LOCKING", _SC_FILE_LOCKING, SYSCONF },
#endif
#ifdef _SC_FILE_SYSTEM
{ "_POSIX_FILE_SYSTEM", _SC_FILE_SYSTEM, SYSCONF },
#endif
#ifdef _SC_MONOTONIC_CLOCK
{ "_POSIX_MONOTONIC_CLOCK", _SC_MONOTONIC_CLOCK, SYSCONF },
#endif
#ifdef _SC_MULTI_PROCESS
{ "_POSIX_MULTI_PROCESS", _SC_MULTI_PROCESS, SYSCONF },
#endif
#ifdef _SC_SINGLE_PROCESS
{ "_POSIX_SINGLE_PROCESS", _SC_SINGLE_PROCESS, SYSCONF },
#endif
#ifdef _SC_NETWORKING
{ "_POSIX_NETWORKING", _SC_NETWORKING, SYSCONF },
#endif
#ifdef _SC_READER_WRITER_LOCKS
{ "_POSIX_READER_WRITER_LOCKS", _SC_READER_WRITER_LOCKS, SYSCONF },
#endif
#ifdef _SC_SPIN_LOCKS
{ "_POSIX_SPIN_LOCKS", _SC_SPIN_LOCKS, SYSCONF },
#endif
#ifdef _SC_REGEXP
{ "_POSIX_REGEXP", _SC_REGEXP, SYSCONF },
#endif
#ifdef _SC_REGEX_VERSION
{ "_REGEX_VERSION", _SC_REGEX_VERSION, SYSCONF },
#endif
#ifdef _SC_SHELL
{ "_POSIX_SHELL", _SC_SHELL, SYSCONF },
#endif
#ifdef _SC_SIGNALS
{ "_POSIX_SIGNALS", _SC_SIGNALS, SYSCONF },
#endif
#ifdef _SC_SPAWN
{ "_POSIX_SPAWN", _SC_SPAWN, SYSCONF },
#endif
#ifdef _SC_SPORADIC_SERVER
{ "_POSIX_SPORADIC_SERVER", _SC_SPORADIC_SERVER, SYSCONF },
#endif
#ifdef _SC_THREAD_SPORADIC_SERVER
{ "_POSIX_THREAD_SPORADIC_SERVER", _SC_THREAD_SPORADIC_SERVER, SYSCONF },
#endif
#ifdef _SC_SYSTEM_DATABASE
{ "_POSIX_SYSTEM_DATABASE", _SC_SYSTEM_DATABASE, SYSCONF },
#endif
#ifdef _SC_SYSTEM_DATABASE_R
{ "_POSIX_SYSTEM_DATABASE_R", _SC_SYSTEM_DATABASE_R, SYSCONF },
#endif
#ifdef _SC_TIMEOUTS
{ "_POSIX_TIMEOUTS", _SC_TIMEOUTS, SYSCONF },
#endif
#ifdef _SC_TYPED_MEMORY_OBJECTS
{ "_POSIX_TYPED_MEMORY_OBJECTS", _SC_TYPED_MEMORY_OBJECTS, SYSCONF },
#endif
#ifdef _SC_USER_GROUPS
{ "_POSIX_USER_GROUPS", _SC_USER_GROUPS, SYSCONF },
#endif
#ifdef _SC_USER_GROUPS_R
{ "_POSIX_USER_GROUPS_R", _SC_USER_GROUPS_R, SYSCONF },
#endif
#ifdef _SC_2_PBS
{ "POSIX2_PBS", _SC_2_PBS, SYSCONF },
#endif
#ifdef _SC_2_PBS_ACCOUNTING
{ "POSIX2_PBS_ACCOUNTING", _SC_2_PBS_ACCOUNTING, SYSCONF },
#endif
#ifdef _SC_2_PBS_LOCATE
{ "POSIX2_PBS_LOCATE", _SC_2_PBS_LOCATE, SYSCONF },
#endif
#ifdef _SC_2_PBS_TRACK
{ "POSIX2_PBS_TRACK", _SC_2_PBS_TRACK, SYSCONF },
#endif
#ifdef _SC_2_PBS_MESSAGE
{ "POSIX2_PBS_MESSAGE", _SC_2_PBS_MESSAGE, SYSCONF },
#endif
#ifdef _SC_SYMLOOP_MAX
{ "SYMLOOP_MAX", _SC_SYMLOOP_MAX, SYSCONF },
#endif
#ifdef _SC_STREAM_MAX
{ "STREAM_MAX", _SC_STREAM_MAX, SYSCONF },
#endif
#ifdef _SC_AIO_LISTIO_MAX
{ "AIO_LISTIO_MAX", _SC_AIO_LISTIO_MAX, SYSCONF },
#endif
#ifdef _SC_AIO_MAX
{ "AIO_MAX", _SC_AIO_MAX, SYSCONF },
#endif
#ifdef _SC_AIO_PRIO_DELTA_MAX
{ "AIO_PRIO_DELTA_MAX", _SC_AIO_PRIO_DELTA_MAX, SYSCONF },
#endif
#ifdef _SC_DELAYTIMER_MAX
{ "DELAYTIMER_MAX", _SC_DELAYTIMER_MAX, SYSCONF },
#endif
#ifdef _SC_HOST_NAME_MAX
{ "HOST_NAME_MAX", _SC_HOST_NAME_MAX, SYSCONF },
#endif
#ifdef _SC_LOGIN_NAME_MAX
{ "LOGIN_NAME_MAX", _SC_LOGIN_NAME_MAX, SYSCONF },
#endif
#ifdef _SC_MQ_OPEN_MAX
{ "MQ_OPEN_MAX", _SC_MQ_OPEN_MAX, SYSCONF },
#endif
#ifdef _SC_MQ_PRIO_MAX
{ "MQ_PRIO_MAX", _SC_MQ_PRIO_MAX, SYSCONF },
#endif
#ifdef _SC_DEVICE_IO
{ "_POSIX_DEVICE_IO", _SC_DEVICE_IO, SYSCONF },
#endif
#ifdef _SC_TRACE
{ "_POSIX_TRACE", _SC_TRACE, SYSCONF },
#endif
#ifdef _SC_TRACE_EVENT_FILTER
{ "_POSIX_TRACE_EVENT_FILTER", _SC_TRACE_EVENT_FILTER, SYSCONF },
#endif
#ifdef _SC_TRACE_INHERIT
{ "_POSIX_TRACE_INHERIT", _SC_TRACE_INHERIT, SYSCONF },
#endif
#ifdef _SC_TRACE_LOG
{ "_POSIX_TRACE_LOG", _SC_TRACE_LOG, SYSCONF },
#endif
#ifdef _SC_RTSIG_MAX
{ "RTSIG_MAX", _SC_RTSIG_MAX, SYSCONF },
#endif
#ifdef _SC_SEM_NSEMS_MAX
{ "SEM_NSEMS_MAX", _SC_SEM_NSEMS_MAX, SYSCONF },
#endif
#ifdef _SC_SEM_VALUE_MAX
{ "SEM_VALUE_MAX", _SC_SEM_VALUE_MAX, SYSCONF },
#endif
#ifdef _SC_SIGQUEUE_MAX
{ "SIGQUEUE_MAX", _SC_SIGQUEUE_MAX, SYSCONF },
#endif
#ifdef _PC_FILESIZEBITS
{ "FILESIZEBITS", _PC_FILESIZEBITS, PATHCONF },
#endif
#ifdef _PC_ALLOC_SIZE_MIN
{ "POSIX_ALLOC_SIZE_MIN", _PC_ALLOC_SIZE_MIN, PATHCONF },
#endif
#ifdef _PC_REC_INCR_XFER_SIZE
{ "POSIX_REC_INCR_XFER_SIZE", _PC_REC_INCR_XFER_SIZE, PATHCONF },
#endif
#ifdef _PC_REC_MAX_XFER_SIZE
{ "POSIX_REC_MAX_XFER_SIZE", _PC_REC_MAX_XFER_SIZE, PATHCONF },
#endif
#ifdef _PC_REC_MIN_XFER_SIZE
{ "POSIX_REC_MIN_XFER_SIZE", _PC_REC_MIN_XFER_SIZE, PATHCONF },
#endif
#ifdef _PC_REC_XFER_ALIGN
{ "POSIX_REC_XFER_ALIGN", _PC_REC_XFER_ALIGN, PATHCONF },
#endif
#ifdef _PC_SYMLINK_MAX
{ "SYMLINK_MAX", _PC_SYMLINK_MAX, PATHCONF },
#endif
{ NULL, 0, SYSCONF }
};
static const char *specs[] =
{
"POSIX_V6_ILP32_OFF32",
"POSIX_V6_ILP32_OFFBIG",
"POSIX_V6_LP64_OFF64",
"POSIX_V6_LPBIG_OFFBIG"
};
static const int nspecs = sizeof (specs) / sizeof (specs[0]);
extern const char *__progname;
static void
usage (void)
{
fprintf (stderr,
_("Usage: %s [-v specification] variable_name [pathname]\n"),
__progname);
exit (2);
}
int
main (int argc, char *argv[])
{
register const struct conf *c;
/* Set locale. Do not set LC_ALL because the other categories must
not be affected (according to POSIX.2). */
setlocale (LC_CTYPE, "");
setlocale (LC_MESSAGES, "");
/* Initialize the message catalog. */
textdomain (PACKAGE);
if (argc > 1 && strcmp (argv[1], "--version") == 0)
{
fprintf (stderr, "getconf (GNU %s) %s\n", PACKAGE, VERSION);
fprintf (stderr, gettext ("\
Copyright (C) %s Free Software Foundation, Inc.\n\
This is free software; see the source for copying conditions. There is NO\n\
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
"), "2002");
fprintf (stderr, gettext ("Written by %s.\n"), "Roland McGrath");
return 0;
}
if (argc > 1 && strncmp (argv[1], "-v", 2) == 0)
{
const char *spec;
int i;
if (argv[1][2] == '\0')
{
if (argc < 3)
usage ();
spec = argv[2];
argv += 2;
argc -= 2;
}
else
{
spec = &argv[1][2];
argv += 1;
argc += 1;
}
/* Check for the specifications we know. This is simple in the
moment. */
for (i = 0; i < nspecs; ++i)
if (strcmp (spec, specs[i]) == 0)
break;
if (i == nspecs)
error (2, 0, _("unknown specification \"%s\""), spec);
/* And now we forget the specification. We don't do anything different
with or without it. */
}
if (argc < 2 || argc > 3)
usage ();
for (c = vars; c->name != NULL; ++c)
if (!strcmp (c->name, argv[1]))
{
long int value;
size_t clen;
char *cvalue;
switch (c->call)
{
case PATHCONF:
if (argc < 3)
usage ();
errno = 0;
value = pathconf (argv[2], c->call_name);
if (value == -1)
{
if (errno)
error (3, errno, "pathconf: %s", argv[2]);
else
puts (_("undefined"));
}
else
printf ("%ld\n", value);
exit (0);
case SYSCONF:
if (argc > 2)
usage ();
value = sysconf (c->call_name);
if (value == -1l)
{
if (c->call_name == _SC_UINT_MAX
|| c->call_name == _SC_ULONG_MAX)
printf ("%lu\n", value);
else
puts (_("undefined"));
}
else
printf ("%ld\n", value);
exit (0);
case CONFSTR:
if (argc > 2)
usage ();
clen = confstr (c->call_name, (char *) NULL, 0);
cvalue = (char *) malloc (clen);
if (cvalue == NULL)
error (3, 0, _("memory exhausted"));
if (confstr (c->call_name, cvalue, clen) != clen)
error (3, errno, "confstr");
printf ("%.*s\n", (int) clen, cvalue);
exit (0);
}
}
error (2, 0, _("Unrecognized variable `%s'"), argv[1]);
/* NOTREACHED */
return 2;
}
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