summaryrefslogtreecommitdiff
path: root/sysdeps/generic/sysconf.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>1997-10-15 05:34:02 +0000
committerUlrich Drepper <drepper@redhat.com>1997-10-15 05:34:02 +0000
commitf2ea0f5b0d6ff2bbf261a5fd3d61f967e36f22e6 (patch)
tree9553a1d3102f18a5c73538902c851b463b70c108 /sysdeps/generic/sysconf.c
parent1ea89a402d892b68b193e2e4390d8eb33ed686e7 (diff)
1997-10-15 06:56 Ulrich Drepper <drepper@cygnus.com> * Rules: Remove ruls to magically install <subdir>.h headers. Reported by Mark Kettenis <kettenis@phys.uva.nl>. * glibcbug.in: Fix @gnu.ai.mit.edu -> @gnu.org. * version.c: Likewise. * catgets/gencat.c: Likewise. * db2/makedb.c: Likewise. * locale/programs/locale.c: Likewise. * locale/programs/localedef.c: Likewise. * libc.map: Move _IO_list_all back to GLIBC_2.0. * elf/rtld.c: Provide name of running program to _dl_new_object. * Rules: Implement shared-only-sources. * include/libc-symbols.h: Define default_symbol_version. * libio/Makefile (shared-only-sources): Define. * libio/freopen.c: Define as default version. * libio/iofopen.c: Likewise. * libio/genops.c: Define _IO_list_all here. * libio/stdfiles.c: Create linked list with public names. * libio/oldstdfiles.c: Likewise. * stdio-common/printf.c: Optimize. * stdio-common/scanf.c: Optimize. * sysdeps/generic/setfpucw.c: Include #include <...> not "...". * sysdeps/i386/i486/bits/string.h: Add optimized versions of index and rindex. 1997-10-14 Andreas Jaeger <aj@arthur.rhein-neckar.de> * manual/arith.texi: Spelling fixes. * manual/conf.texi: Likewise. * manual/creature.texi: Likewise. * manual/filesys.texi: Likewise. * manual/intro.texi: Likewise. * manual/llio.texi: Likewise. * manual/math.texi: Likewise. * manual/message.texi: Likewise. * manual/pattern.texi: Likewise. * manual/search.texi: Likewise. * manual/signal.texi: Likewise. * manual/socket.texi: Likewise. * manual/startup.texi: Likewise. * manual/stdio.texi: Likewise. * manual/string.texi: Likewise. * manual/time.texi: Likewise. * manual/users.texi: Likewise. 1997-10-13 05:25 Ulrich Drepper <drepper@cygnus.com> * sysdeps/generic/sys/mman.h: Use __ptr_t instead of __caddr_t. * sysdeps/unix/bsd/osf/sys/mman.h: Likewise. * sysdeps/unix/bsd/sun/sunos4/sys/mman.h: Likewise. * sysdeps/unix/bsd/ultrix4/sys/mman.h: Likewise. * sysdeps/unix/sysv/irix4/sys/mman.h: Likewise. * sysdeps/unix/sysv/linux/sys/mman.h: Likewise. * sysdeps/mach/hurd/mmap.c: Likewise. * sysdeps/generic/mmap.c: Likewise. * sysdeps/unix/bsd/sun/sunos4/mmap.c: Likewise. * sysdeps/mach/munmap.c: Likewise. * sysdeps/generic/munmap.c: Likewise. * sysdeps/mach/mprotect.c: Likewise. * sysdeps/generic/mprotect.c: Likewise. * sysdeps/generic/msync.c: Likewise. * sysdeps/generic/madvise.c: Likewise. * sysdeps/unix/sysv/linux/madvise.c: Include stub version from generic subdir. 1997-10-12 20:27 Zack Weinberg <zack@rabi.phys.columbia.edu> * sysdeps/stub (all files): Moved to sysdeps/generic. * all files using stub_warning: Include <stub-tag.h>. * include/stub-tag.h: New file, marks stubs in .d files. * Makerules: Look for stub-tag.h, not sysdeps/stub, when building <gnu/stubs.h>. * configure.in: Don't add sysdeps/stub to $sysnames. * sysdeps/unix/Makefile: Look for generic headers, not stub headers. * sysdeps/generic/Makefile: Likewise. * manual/maint.texi: Delete references to sysdeps/stub. * INSTALL: Rebuilt. * configure: Rebuilt.
Diffstat (limited to 'sysdeps/generic/sysconf.c')
-rw-r--r--sysdeps/generic/sysconf.c255
1 files changed, 255 insertions, 0 deletions
diff --git a/sysdeps/generic/sysconf.c b/sysdeps/generic/sysconf.c
new file mode 100644
index 0000000000..b3fa62aa9a
--- /dev/null
+++ b/sysdeps/generic/sysconf.c
@@ -0,0 +1,255 @@
+/* Copyright (C) 1991, 1993, 1995, 1996 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <time.h>
+#include <limits.h>
+#include <sys/sysinfo.h>
+
+
+/* Get the value of the system variable NAME. */
+long int
+__sysconf (name)
+ int name;
+{
+ switch (name)
+ {
+ default:
+ __set_errno (EINVAL);
+ return -1;
+
+ case _SC_TZNAME_MAX:
+ return __tzname_max ();
+
+ case _SC_CHARCLASS_NAME_MAX:
+#ifdef CHARCLASS_NAME_MAX
+ return CHARCLASS_NAME_MAX;
+#else
+ return -1;
+#endif
+
+ case _SC_COLL_WEIGHTS_MAX:
+#ifdef COLL_WEIGHTS_MAX
+ return COLL_WEIGHTS_MAX;
+#else
+ return -1;
+#endif
+
+ case _SC_EQUIV_CLASS_MAX:
+#ifdef EQUIV_CLASS_MAX
+ return EQUIV_CLASS_MAX;
+#else
+ return -1;
+#endif
+
+ case _SC_2_LOCALEDEF:
+#ifdef _POSIX2_LOCALEDEF
+ return _POSIX2_LOCALEDEF;
+#else
+ return -1;
+#endif
+
+ case _SC_NPROCESSORS_CONF:
+ return __get_nprocs_conf ();
+
+ case _SC_NPROCESSORS_ONLN:
+ return __get_nprocs ();
+
+ case _SC_PHYS_PAGES:
+ return __get_phys_pages ();
+
+ case _SC_AVPHYS_PAGES:
+ return __get_avphys_pages ();
+
+ case _SC_ATEXIT_MAX:
+ /* We have no limit since we use lists. */
+ return INT_MAX;
+
+ case _SC_PASS_MAX:
+ /* We have no limit but since the return value might be used to
+ allocate a buffer we restrict the value. */
+ return BUFSIZ;
+
+ case _SC_CHAR_BIT:
+ return CHAR_BIT;
+
+ case _SC_CHAR_MAX:
+ return CHAR_MAX;
+
+ case _SC_CHAR_MIN:
+ return CHAR_MIN;
+
+ case _SC_INT_MAX:
+ return INT_MAX;
+
+ case _SC_INT_MIN:
+ return INT_MIN;
+
+ case _SC_LONG_BIT:
+ return sizeof (long int) * CHAR_BIT;
+
+ case _SC_WORD_BIT:
+ return sizeof (int) * CHAR_BIT;
+
+ case _SC_MB_LEN_MAX:
+ return MB_LEN_MAX;
+
+ case _SC_NZERO:
+ return NZERO;
+
+ case _SC_SSIZE_MAX:
+ return _POSIX_SSIZE_MAX;
+
+ case _SC_SCHAR_MAX:
+ return SCHAR_MAX;
+
+ case _SC_SCHAR_MIN:
+ return SCHAR_MIN;
+
+ case _SC_SHRT_MAX:
+ return SHRT_MAX;
+
+ case _SC_SHRT_MIN:
+ return SHRT_MIN;
+
+ case _SC_UCHAR_MAX:
+ return UCHAR_MAX;
+
+ case _SC_UINT_MAX:
+ return UINT_MAX;
+
+ case _SC_ULONG_MAX:
+ return ULONG_MAX;
+
+ case _SC_USHRT_MAX:
+ return USHRT_MAX;
+
+ case _SC_ARG_MAX:
+ case _SC_CHILD_MAX:
+ case _SC_CLK_TCK:
+ case _SC_NGROUPS_MAX:
+ case _SC_OPEN_MAX:
+ case _SC_STREAM_MAX:
+ case _SC_JOB_CONTROL:
+ case _SC_SAVED_IDS:
+ case _SC_REALTIME_SIGNALS:
+ case _SC_PRIORITY_SCHEDULING:
+ case _SC_TIMERS:
+ case _SC_ASYNCHRONOUS_IO:
+ case _SC_PRIORITIZED_IO:
+ case _SC_SYNCHRONIZED_IO:
+ case _SC_FSYNC:
+ case _SC_MAPPED_FILES:
+ case _SC_MEMLOCK:
+ case _SC_MEMLOCK_RANGE:
+ case _SC_MEMORY_PROTECTION:
+ case _SC_MESSAGE_PASSING:
+ case _SC_SEMAPHORES:
+ case _SC_SHARED_MEMORY_OBJECTS:
+
+ case _SC_AIO_LISTIO_MAX:
+ case _SC_AIO_MAX:
+ case _SC_AIO_PRIO_DELTA_MAX:
+ case _SC_DELAYTIMER_MAX:
+ case _SC_MQ_OPEN_MAX:
+ case _SC_MQ_PRIO_MAX:
+ case _SC_VERSION:
+ case _SC_PAGESIZE:
+ case _SC_RTSIG_MAX:
+ case _SC_SEM_NSEMS_MAX:
+ case _SC_SEM_VALUE_MAX:
+ case _SC_SIGQUEUE_MAX:
+ case _SC_TIMER_MAX:
+
+ case _SC_PII:
+ case _SC_PII_XTI:
+ case _SC_PII_SOCKET:
+ case _SC_PII_OSI:
+ case _SC_POLL:
+ case _SC_SELECT:
+ case _SC_UIO_MAXIOV:
+ case _SC_PII_INTERNET_STREAM:
+ case _SC_PII_INTERNET_DGRAM:
+ case _SC_PII_OSI_COTS:
+ case _SC_PII_OSI_CLTS:
+ case _SC_PII_OSI_M:
+ case _SC_T_IOV_MAX:
+
+ case _SC_BC_BASE_MAX:
+ case _SC_BC_DIM_MAX:
+ case _SC_BC_SCALE_MAX:
+ case _SC_BC_STRING_MAX:
+ case _SC_EXPR_NEST_MAX:
+ case _SC_LINE_MAX:
+ case _SC_RE_DUP_MAX:
+ case _SC_2_VERSION:
+ case _SC_2_C_BIND:
+ case _SC_2_C_DEV:
+ case _SC_2_FORT_DEV:
+ case _SC_2_SW_DEV:
+ case _SC_2_CHAR_TERM:
+ case _SC_2_C_VERSION:
+ case _SC_2_UPE:
+
+ case _SC_THREADS:
+ case _SC_THREAD_SAFE_FUNCTIONS:
+ case _SC_GETGR_R_SIZE_MAX:
+ case _SC_GETPW_R_SIZE_MAX:
+ case _SC_LOGIN_NAME_MAX:
+ case _SC_TTY_NAME_MAX:
+ case _SC_THREAD_DESTRUCTOR_ITERATIONS:
+ case _SC_THREAD_KEYS_MAX:
+ case _SC_THREAD_STACK_MIN:
+ case _SC_THREAD_THREADS_MAX:
+ case _SC_THREAD_ATTR_STACKADDR:
+ case _SC_THREAD_ATTR_STACKSIZE:
+ case _SC_THREAD_PRIORITY_SCHEDULING:
+ case _SC_THREAD_PRIO_INHERIT:
+ case _SC_THREAD_PRIO_PROTECT:
+ case _SC_THREAD_PROCESS_SHARED:
+
+ case _SC_XOPEN_VERSION:
+ case _SC_XOPEN_XCU_VERSION:
+ case _SC_XOPEN_UNIX:
+ case _SC_XOPEN_CRYPT:
+ case _SC_XOPEN_ENH_I18N:
+ case _SC_XOPEN_SHM:
+ case _SC_XOPEN_XPG2:
+ case _SC_XOPEN_XPG3:
+ case _SC_XOPEN_XPG4:
+
+ case _SC_NL_ARGMAX:
+ case _SC_NL_LANGMAX:
+ case _SC_NL_MSGMAX:
+ case _SC_NL_NMAX:
+ case _SC_NL_SETMAX:
+ case _SC_NL_TEXTMAX:
+
+ break;
+ }
+
+ __set_errno (ENOSYS);
+ return -1;
+}
+
+weak_alias (__sysconf, sysconf)
+
+stub_warning (sysconf)
+#include <stub-tag.h>