af6f39063b
1997-10-26 18:12 Ulrich Drepper <drepper@cygnus.com> * libio/genops.c: Partial undo of last patch. * libio/stdfiles.c: Likewise. * libio/iofdopen.c: Use _IO_FILE_complete, not _IO_file_plus. * libio/iopopen.c: Likewise. * libio/iovdprintf.c: Likewise. * libio/libio.h: Remove duplicated `;'. * libio/stdio.c: Remove misleading comment. * libio/stdio.h: Declare standard streams as variables. * login/Makefile (distribute): Add README.utmpd. * login/README.utmpd: New file. Provided by Mark M. Kettenis <kettenis@phys.uva.nl>. * manual/job.texi: Document tcgetsid. * manual/pattern.texi: Document globfree. * manual/terminal.texi: Document B38400 ... B460800. * posix/confstr.c: Print "-D_FILE_OFFSET_SIZE=64" for _CS_LFS_CFLAGS. * posix/unistd.h: Add explanation of _POSIX_* constants. * posix/unists.h: Add prototypes for __pread, __pread64, __pwrite and __pwrite64. * sysdeps/generic/pread.c: Define as __pread and make pread weak alias. * sysdeps/generic/pread64.c: Likewise. * sysdeps/generic/pwrite.c: Likewise. * sysdeps/generic/pwrite64.c: Likewise. * sysdeps/posix/pread.c: Likewise. * sysdeps/posix/pwrite.c: Likewise. * sysdeps/posix/pread64.c: New file. * sysdeps/posix/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/Makefile [$(subdir)=posix] (sysdep_routines): Add s_pread64 and s_pwrite64. * sysdeps/unix/sysv/linux/pread.c: New file. * sysdeps/unix/sysv/linux/pread64.c: New file. * sysdeps/unix/sysv/linux/pwrite.c: New file. * sysdeps/unix/sysv/linux/pwrite64.c: New file. * sysdeps/unix/sysv/linux/s_pread64.c: New file. * sysdeps/unix/sysv/linux/s_pwrite64.c: New file. * sysdeps/unix/sysv/linux/syscalls.list: Add pread and pwrite. * sysdeps/unix/sysv/linux/alpha/pread64.c: New (empty) file. * sysdeps/unix/sysv/linux/alpha/pwrite64.c: New (empty) file. * sysdeps/unix/sysv/linux/sparc/sparc64/pread64.c: New (empty) file. * sysdeps/unix/sysv/linux/sparc/sparc64/pwrite64.c: New (empty) file. * sysdeps/unix/sysv/linux/alpha/syscalls.list: Add pread and pwrite with weak aliases for *64 functions. * sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Likewise. * string/bits/string2.h: Add casts to allow void * arguments. * sysdeps/i386/i486/bits/string.h: Define index and rindex only if __USE_BSD or __USE_XOPEN_EXTENDED. * sysdeps/unix/sysv/linux/bits/socket.h: Add SCM_RIGHTS and other SCM_* constants from kernel header. * termios/termios.h: Add prototype for tcgetsid. 1997-10-26 13:26 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * sunrpc/clnt_perr.c: Add trailing '\0' to strings. * sunrpc/get_myaddr.c: Include rpc/clnt.h for prototypes. * sunrpc/pmap_clnt.c: Use get_myaddress from header file. 1997-10-26 05:26 Ulrich Drepper <drepper@cygnus.com> * configure.in: Punt if any directory mentioned in the enable-add-on parameter does not exist. 1997-10-25 19:25 Ulrich Drepper <drepper@cygnus.com> * termios/Makefile (routines): Add tcgetsid. * termios/tcgetsid.c: New file. Provided by Mark M. Kettenis <kettenis@phys.uva.nl>. 1997-10-25 18:56 Ulrich Drepper <drepper@cygnus.com> * stdlib/stdlib.h: Remove mblen optimization. * stdlib/mblen.c: Rewrite to make sure global state is not changed. Reported by anderson@metrolink.com. 1997-10-19 21:51 Wolfram Gloger <wg@wolfram.dent.med.uni-muenchen.de> * malloc/thread-m.h [_LIBC]: Use new __libc_internal_tsd_{set,get} interface for thread-specific data. 1997-10-25 06:51 Ulrich Drepper <drepper@cygnus.com> * elf/dl-addr.c: Use braces for correct logical grouping. Patch by Wolfram Gloger <wmglo@dent.med.uni-muenchen.de>. 1997-10-18 09:15 Geoff Keating <geoffk@ozemail.com.au> * io/ftwtest-sh: Sometimes /tmp is a symlink to somewhere more convenient; that caused this test to break. * sysdeps/powerpc/dl-machine.h: Fix typo. * sysdeps/powerpc/bits/fenv.h: Don't use floating-point registers when -msoft-float is in effect, because this causes compilation to stop. * sysdeps/powerpc/bits/mathinlines.h: Likewise. * rpm/template: Add description, use RPM flags rather than the ones used to build the spec. Build in a temporary directory, not /. * elf/dl-lookup.c: Don't include _itoa.h, it's not used. * elf/dl-minimal.c: Use _itoa_word rather than _itoa. It seems that _itoa is the only routine that ld.so uses that requires something from libgcc.a on powerpc, so it would be best to avoid it in ld.so. * elf/rtld.c: Likewise. * sysdeps/generic/_strerror.c: Likewise. * stdio-common/_itoa.c: Split out digits strings. * stdio-common/itoa-digits.c: New file. * stdio-common/Makefile: Add itoa-digits. 1997-10-21 Andreas Jaeger <aj@arthur.rhein-neckar.de> * manual/filesys.texi (Scanning Directory Content): Document error case more. * dirent/scandir.c (scandir): Ignore errors from select function. Suggested by urbanw@cs.umu.se (closes PR libc/316). 1997-10-25 06:18 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Corrections. Patch by Erik Troan <ewt@redhat.com>. 1997-10-25 04:00 Ulrich Drepper <drepper@cygnus.com> * sysdeps/generic/dl-cache.c (_dl_load_cache_lookup): Favour exact matching of version function if both the general (1) and glibc-specific (3) entry are present. 1997-10-22 18:47 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * sunrpc/rpc/clnt.h: Add get_myaddress prototype. * nis/libnsl.map: Fix typo. * nis/nis_call.c: Fix memory leak. 1997-10-22 19:29 Ulrich Drepper <drepper@cygnus.com> * sysdeps/generic/memcmp.c: Define __P if not defined before. Patch by Jim Meyering <meyering@eng.ascend.com>. 1997-10-21 22:09 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/sys/prctl.h: New file by Richard Gooch <rgooch@atnf.csiro.au>. 1997-10-21 21:50 Ulrich Drepper <drepper@cygnus.com> * misc/syslog.c (vsyslog): Open console with O_NOCTTY. Patch by Zack Weinberg <zack@rabi.phys.columbia.edu>. 1997-10-21 18:07 Ulrich Drepper <drepper@cygnus.com> * posix/wordexp.c: Improve handling of $... expressions. Patch by Tim Waugh <tim@cyberelk.demon.co.uk>. 1997-10-21 16:12 Ulrich Drepper <drepper@cygnus.com> * manual/string.texi: Correct return values of bcopy and bzero. Patch by Matthew Wilcox <willy@odie.barnet.ac.uk>. 1997-10-18 15:03 Philip Blundell <Philip.Blundell@pobox.com> * sysdeps/unix/sysv/linux/bits/socket.h: Correct types of some elements in struct msghdr and struct cmsghdr, to keep in step with the kernel. 1997-10-17 22:29 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/sparc/sparc32/init-first.h: Fix another bug in startup code. Patch by Eric Delaunay <delaunay@lix.polytechnique.fr>. 1997-10-16 20:17 Richard Henderson <rth@cygnus.com> * sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Dump args to the stack and give the kernel a pointer. Use the sysdep.h macros. 1997-10-17 04:07 Ulrich Drepper <drepper@cygnus.com> * sysdeps/sparc/sparc32/elf/start.S: Calculate argv correctly. Patch by Eric Delaunay <delaunay@lix.polytechnique.fr>. 1997-10-16 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/libm-ieee754/s_nextafterxf.c [!__STDC__]: Correct typo. 1997-10-16 14:50 Ulrich Drepper <drepper@cygnus.com> * manual/pattern.texi: Document globfree. 1997-10-15 21:11 Philip Blundell <Philip.Blundell@pobox.com> * sysdeps/unix/sysv/linux/net/if_packet.h: New file. * sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add net/if_packet.h. * sysdeps/unix/sysv/linux/net/if_arp.h (ARPHRD_ASH): New type, for 64Mbps ASH. (ARPHRD_ETHER): This is used for 100Mbps networks too. 1997-10-15 Andreas Jaeger <aj@arthur.rhein-neckar.de> * Makerules (install): Use full pathnames for linker script. This is to work around a limitation in `ld' while no better solution is possible. 1997-10-15 Andreas Jaeger <aj@arthur.rhein-neckar.de> * malloc/malloc.c (mmap_chunk): Put inline before static in function definition to avoid compiler warning. (malloc_extend): Likewise. * sysdeps/generic/des_impl.c: Include "des.h" to avoid warning. 1997-10-15 Andreas Jaeger <aj@arthur.rhein-neckar.de> * NEWS: Fix @gnu.ai.mit.edu -> @gnu.org. * README.template: Likewise. * db/makedb.c: Likewise. * elf/ldd.bash.in: Likewise. * elf/ldd.sh.in: Likewise. * intl/locale.alias: Likewise. * login/programs/utmpd.c: Likewise. * libio/stdfiles.c [!_IO_MTSAFE] (DEF_STDFILE): Fix parameter list. 1997-10-14 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Rules: Remove all empty.* files. (shared-only-routines): Correct implementation. 1997-10-14 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/libm-ieee754/s_lrintl.c: Make compilable. * sysdeps/libm-ieee754/s_llrintl.c: Likewise. Optimized. 1997-10-14 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * elf/ldd.bash.in: Only prepend ./ if the file contains no slash at all. * elf/ldd.sh.in: Likewise. 1997-10-14 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/sys/ucontext.h: New file. 1997-10-13 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/fpu/s_scalbln.c: New (empty) file. * sysdeps/m68k/fpu/s_scalblnf.c: New (empty) file. * sysdeps/m68k/fpu/s_scalblnl.c: New (empty) file. * sysdeps/m68k/fpu/s_scalbn.c: Add scalbln alias. * sysdeps/m68k/fpu/s_scalbnf.c: Adapted. * sysdeps/m68k/fpu/s_scalbnl.c: Adapted. * sysdeps/m68k/fpu/s_lrint.c: Add standard skeleton stuff. * sysdeps/m68k/fpu/s_lrintf.c: New file. * sysdeps/m68k/fpu/s_lrintl.c: New file. * sysdeps/m68k/fpu/bits/mathinline.h: Add fma and scalbln. Update lrint and scalbn. (__m81_inline) [__cplusplus]: Define to __inline. * math/bits/mathcalls.h: Remove whitespace before second argument of __MATHDECL. Add note explaining this. 1997-10-13 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * manual/arith.texi (Absolute Value): Spelling fix. 1997-10-13 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * malloc/obstack.h (obstack_empty_p) [!__GNUC__]: Properly parenthesize the macro parameter. * Rules: Remove rules to magically install <subdir>.h headers.
729 lines
26 KiB
C
729 lines
26 KiB
C
/* Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/*
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* ISO C Standard: 4.10 GENERAL UTILITIES <stdlib.h>
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*/
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#ifndef _STDLIB_H
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#define _STDLIB_H 1
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#include <features.h>
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/* Get size_t, wchar_t and NULL from <stddef.h>. */
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#define __need_size_t
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#define __need_wchar_t
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#define __need_NULL
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#include <stddef.h>
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__BEGIN_DECLS
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/* Returned by `div'. */
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typedef struct
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{
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int quot; /* Quotient. */
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int rem; /* Remainder. */
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} div_t;
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/* Returned by `ldiv'. */
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typedef struct
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{
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long int quot; /* Quotient. */
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long int rem; /* Remainder. */
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} ldiv_t;
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#ifdef __USE_ISOC9X
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/* Returned by `lldiv'. */
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typedef struct
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{
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long long int quot; /* Quotient. */
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long long int rem; /* Remainder. */
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} lldiv_t;
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#endif
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/* The largest number rand will return (same as INT_MAX). */
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#define RAND_MAX 2147483647
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/* We define these the same for all machines.
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Changes from this to the outside world should be done in `_exit'. */
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#define EXIT_FAILURE 1 /* Failing exit status. */
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#define EXIT_SUCCESS 0 /* Successful exit status. */
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/* Maximum length of a multibyte character in the current locale. */
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#define MB_CUR_MAX (__ctype_get_mb_cur_max ())
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extern int __ctype_get_mb_cur_max __P ((void));
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/* Convert a string to a floating-point number. */
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extern double atof __P ((__const char *__nptr));
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/* Convert a string to an integer. */
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extern int atoi __P ((__const char *__nptr));
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/* Convert a string to a long integer. */
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extern long int atol __P ((__const char *__nptr));
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#if defined __USE_ISOC9X || (defined __GNUC__ && defined __USE_MISC)
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/* These functions will part of the standard C library in ISO C 9X. */
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extern long long int atoll __P ((__const char *__nptr));
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#endif
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/* Convert a string to a floating-point number. */
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extern double strtod __P ((__const char *__restrict __nptr,
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char **__restrict __endptr));
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#ifdef __USE_GNU
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/* Likewise for `float' and `long double' sizes of floating-point numbers. */
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extern float strtof __P ((__const char *__restrict __nptr,
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char **__restrict __endptr));
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extern __long_double_t strtold __P ((__const char *__restrict __nptr,
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char **__restrict __endptr));
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#endif
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/* Convert a string to a long integer. */
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extern long int strtol __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __base));
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/* Convert a string to an unsigned long integer. */
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extern unsigned long int strtoul __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base));
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#if defined __GNUC__ && defined __USE_BSD
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/* Convert a string to a quadword integer. */
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extern long long int strtoq __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __base));
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/* Convert a string to an unsigned quadword integer. */
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extern unsigned long long int strtouq __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base));
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#endif /* GCC and use BSD. */
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#if defined __USE_ISOC9X || (defined __GNUC__ && defined __USE_MISC)
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/* These functions will part of the standard C library in ISO C 9X. */
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/* Convert a string to a quadword integer. */
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extern long long int strtoll __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __base));
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/* Convert a string to an unsigned quadword integer. */
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extern unsigned long long int strtoull __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base));
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#endif /* ISO C 9X or GCC and use MISC. */
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#ifdef __USE_GNU
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/* The concept of one static locale per category is not very well
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thought out. Many applications will need to process its data using
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information from several different locales. Another application is
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the implementation of the internationalization handling in the
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upcoming ISO C++ standard library. To support this another set of
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the functions using locale data exist which have an additional
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argument.
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Attention: all these functions are *not* standardized in any form.
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This is a proof-of-concept implementation. */
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/* Structure for reentrant locale using functions. This is an
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(almost) opaque type for the user level programs. */
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# include <xlocale.h>
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/* Special versions of the functions above which take the locale to
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use as an additional parameter. */
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extern long int __strtol_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __base,
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__locale_t __loc));
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extern unsigned long int __strtoul_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, __locale_t __loc));
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extern long long int __strtoll_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __base,
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__locale_t __loc));
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extern unsigned long long int __strtoull_l __P ((__const char *__restrict
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__nptr,
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char **__restrict __endptr,
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int __base,
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__locale_t __loc));
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extern double __strtod_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, __locale_t __loc));
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extern float __strtof_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, __locale_t __loc));
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extern __long_double_t __strtold_l __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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__locale_t __loc));
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#endif /* GNU */
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/* The internal entry points for `strtoX' take an extra flag argument
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saying whether or not to parse locale-dependent number grouping. */
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extern double __strtod_internal __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __group));
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extern float __strtof_internal __P ((__const char *__restrict __nptr,
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char **__restrict __endptr, int __group));
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extern __long_double_t __strtold_internal __P ((__const char *
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__restrict __nptr,
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char **__restrict __endptr,
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int __group));
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#ifndef __strtol_internal_defined
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extern long int __strtol_internal __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, int __group));
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# define __strtol_internal_defined 1
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#endif
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#ifndef __strtoul_internal_defined
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extern unsigned long int __strtoul_internal __P ((__const char *
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__restrict __nptr,
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char **__restrict __endptr,
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int __base, int __group));
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# define __strtoul_internal_defined 1
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#endif
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#if defined __GNUC__ || defined __USE_ISOC9X
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# ifndef __strtoll_internal_defined
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extern long long int __strtoll_internal __P ((__const char *__restrict __nptr,
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char **__restrict __endptr,
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int __base, int __group));
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# define __strtoll_internal_defined 1
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# endif
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# ifndef __strtoull_internal_defined
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extern unsigned long long int __strtoull_internal __P ((__const char *
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__restrict __nptr,
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char **
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__restrict __endptr,
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int __base,
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int __group));
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# define __strtoull_internal_defined 1
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# endif
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#endif /* GCC */
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#if defined __OPTIMIZE__ && __GNUC__ >= 2
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/* Define inline functions which call the internal entry points. */
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extern __inline double
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strtod (__const char *__restrict __nptr, char **__restrict __endptr)
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{
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return __strtod_internal (__nptr, __endptr, 0);
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}
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extern __inline long int
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strtol (__const char *__restrict __nptr, char **__restrict __endptr,
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int __base)
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{
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return __strtol_internal (__nptr, __endptr, __base, 0);
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}
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extern __inline unsigned long int
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strtoul (__const char *__restrict __nptr, char **__restrict __endptr,
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int __base)
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{
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return __strtoul_internal (__nptr, __endptr, __base, 0);
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}
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# ifdef __USE_GNU
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extern __inline float
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strtof (__const char *__restrict __nptr, char **__restrict __endptr)
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{
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return __strtof_internal (__nptr, __endptr, 0);
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}
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extern __inline __long_double_t
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strtold (__const char *__restrict __nptr, char **__restrict __endptr)
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{
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return __strtold_internal (__nptr, __endptr, 0);
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}
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# endif
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# ifdef __USE_BSD
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extern __inline long long int
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strtoq (__const char *__restrict __nptr, char **__restrict __endptr,
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int __base)
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{
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return __strtoll_internal (__nptr, __endptr, __base, 0);
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}
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extern __inline unsigned long long int
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strtouq (__const char *__restrict __nptr, char **__restrict __endptr,
|
|
int __base)
|
|
{
|
|
return __strtoull_internal (__nptr, __endptr, __base, 0);
|
|
}
|
|
# endif
|
|
|
|
# if defined __USE_MISC || defined __USE_ISOC9X
|
|
extern __inline long long int
|
|
strtoll (__const char *__restrict __nptr, char **__restrict __endptr,
|
|
int __base)
|
|
{
|
|
return __strtoll_internal (__nptr, __endptr, __base, 0);
|
|
}
|
|
extern __inline unsigned long long int
|
|
strtoull (__const char * __restrict __nptr, char **__restrict __endptr,
|
|
int __base)
|
|
{
|
|
return __strtoull_internal (__nptr, __endptr, __base, 0);
|
|
}
|
|
# endif
|
|
|
|
extern __inline double
|
|
atof (__const char *__nptr)
|
|
{
|
|
return strtod (__nptr, (char **) NULL);
|
|
}
|
|
extern __inline int
|
|
atoi (__const char *__nptr)
|
|
{
|
|
return (int) strtol (__nptr, (char **) NULL, 10);
|
|
}
|
|
extern __inline long int
|
|
atol (__const char *__nptr)
|
|
{
|
|
return strtol (__nptr, (char **) NULL, 10);
|
|
}
|
|
|
|
# if defined __USE_MISC || defined __USE_ISOC9X
|
|
extern __inline long long int
|
|
atoll (__const char *__nptr)
|
|
{
|
|
return strtoll (__nptr, (char **) NULL, 10);
|
|
}
|
|
# endif
|
|
#endif /* Optimizing GCC >=2. */
|
|
|
|
|
|
#if defined __USE_SVID || defined __USE_XOPEN_EXTENDED
|
|
/* Convert N to base 64 using the digits "./0-9A-Za-z", least-significant
|
|
digit first. Returns a pointer to static storage overwritten by the
|
|
next call. */
|
|
extern char *l64a __P ((long int __n));
|
|
|
|
/* Read a number from a string S in base 64 as above. */
|
|
extern long int a64l __P ((__const char *__s));
|
|
|
|
|
|
# include <sys/types.h> /* we need int32_t... */
|
|
|
|
/* These are the functions that actually do things. The `random', `srandom',
|
|
`initstate' and `setstate' functions are those from BSD Unices.
|
|
The `rand' and `srand' functions are required by the ANSI standard.
|
|
We provide both interfaces to the same random number generator. */
|
|
/* Return a random long integer between 0 and RAND_MAX inclusive. */
|
|
extern int32_t __random __P ((void));
|
|
extern int32_t random __P ((void));
|
|
|
|
/* Seed the random number generator with the given number. */
|
|
extern void __srandom __P ((unsigned int __seed));
|
|
extern void srandom __P ((unsigned int __seed));
|
|
|
|
/* Initialize the random number generator to use state buffer STATEBUF,
|
|
of length STATELEN, and seed it with SEED. Optimal lengths are 8, 16,
|
|
32, 64, 128 and 256, the bigger the better; values less than 8 will
|
|
cause an error and values greater than 256 will be rounded down. */
|
|
extern __ptr_t __initstate __P ((unsigned int __seed, __ptr_t __statebuf,
|
|
size_t __statelen));
|
|
extern __ptr_t initstate __P ((unsigned int __seed, __ptr_t __statebuf,
|
|
size_t __statelen));
|
|
|
|
/* Switch the random number generator to state buffer STATEBUF,
|
|
which should have been previously initialized by `initstate'. */
|
|
extern __ptr_t __setstate __P ((__ptr_t __statebuf));
|
|
extern __ptr_t setstate __P ((__ptr_t __statebuf));
|
|
|
|
|
|
# ifdef __USE_MISC
|
|
/* Reentrant versions of the `random' family of functions.
|
|
These functions all use the following data structure to contain
|
|
state, rather than global state variables. */
|
|
|
|
struct random_data
|
|
{
|
|
int32_t *fptr; /* Front pointer. */
|
|
int32_t *rptr; /* Rear pointer. */
|
|
int32_t *state; /* Array of state values. */
|
|
int rand_type; /* Type of random number generator. */
|
|
int rand_deg; /* Degree of random number generator. */
|
|
int rand_sep; /* Distance between front and rear. */
|
|
int32_t *end_ptr; /* Pointer behind state table. */
|
|
};
|
|
|
|
extern int __random_r __P ((struct random_data *__buf, int32_t *__result));
|
|
extern int random_r __P ((struct random_data *__buf, int32_t *__result));
|
|
|
|
extern int __srandom_r __P ((unsigned int __seed, struct random_data *__buf));
|
|
extern int srandom_r __P ((unsigned int __seed, struct random_data *__buf));
|
|
|
|
extern int __initstate_r __P ((unsigned int __seed, __ptr_t __statebuf,
|
|
size_t __statelen, struct random_data *__buf));
|
|
extern int initstate_r __P ((unsigned int __seed, __ptr_t __statebuf,
|
|
size_t __statelen, struct random_data *__buf));
|
|
|
|
extern int __setstate_r __P ((__ptr_t __statebuf, struct random_data *__buf));
|
|
extern int setstate_r __P ((__ptr_t __statebuf, struct random_data *__buf));
|
|
# endif /* Use misc. */
|
|
#endif /* Use SVID || extended X/Open. */
|
|
|
|
|
|
/* Return a random integer between 0 and RAND_MAX inclusive. */
|
|
extern int rand __P ((void));
|
|
/* Seed the random number generator with the given number. */
|
|
extern void srand __P ((unsigned int __seed));
|
|
|
|
#ifdef __USE_MISC
|
|
/* Reentrant interface according to POSIX.1. */
|
|
extern int __rand_r __P ((unsigned int *__seed));
|
|
extern int rand_r __P ((unsigned int *__seed));
|
|
#endif
|
|
|
|
|
|
#if defined __USE_SVID || defined __USE_XOPEN
|
|
/* System V style 48-bit random number generator functions. */
|
|
|
|
/* Return non-negative, double-precision floating-point value in [0.0,1.0). */
|
|
extern double drand48 __P ((void));
|
|
extern double erand48 __P ((unsigned short int __xsubi[3]));
|
|
|
|
/* Return non-negative, long integer in [0,2^31). */
|
|
extern long int lrand48 __P ((void));
|
|
extern long int nrand48 __P ((unsigned short int __xsubi[3]));
|
|
|
|
/* Return signed, long integers in [-2^31,2^31). */
|
|
extern long int mrand48 __P ((void));
|
|
extern long int jrand48 __P ((unsigned short int __xsubi[3]));
|
|
|
|
/* Seed random number generator. */
|
|
extern void srand48 __P ((long int __seedval));
|
|
extern unsigned short int *seed48 __P ((unsigned short int __seed16v[3]));
|
|
extern void lcong48 __P ((unsigned short int __param[7]));
|
|
|
|
/* Data structure for communication with thread safe versions. */
|
|
struct drand48_data
|
|
{
|
|
unsigned short int X[3]; /* Current state. */
|
|
unsigned short int a[3]; /* Factor in congruential formula. */
|
|
unsigned short int c; /* Additive const. in congruential formula. */
|
|
unsigned short int old_X[3]; /* Old state. */
|
|
int init; /* Flag for initializing. */
|
|
};
|
|
|
|
# ifdef __USE_MISC
|
|
/* Return non-negative, double-precision floating-point value in [0.0,1.0). */
|
|
extern int drand48_r __P ((struct drand48_data *__buffer, double *__result));
|
|
extern int __erand48_r __P ((unsigned short int __xsubi[3],
|
|
struct drand48_data *__buffer, double *__result));
|
|
extern int erand48_r __P ((unsigned short int __xsubi[3],
|
|
struct drand48_data *__buffer, double *__result));
|
|
|
|
/* Return non-negative, long integer in [0,2^31). */
|
|
extern int lrand48_r __P ((struct drand48_data *__buffer, long int *__result));
|
|
extern int __nrand48_r __P ((unsigned short int __xsubi[3],
|
|
struct drand48_data *__buffer,
|
|
long int *__result));
|
|
extern int nrand48_r __P ((unsigned short int __xsubi[3],
|
|
struct drand48_data *__buffer, long int *__result));
|
|
|
|
/* Return signed, long integers in [-2^31,2^31). */
|
|
extern int mrand48_r __P ((struct drand48_data *__buffer, long int *__result));
|
|
extern int __jrand48_r __P ((unsigned short int __xsubi[3],
|
|
struct drand48_data *__buffer,
|
|
long int *__result));
|
|
extern int jrand48_r __P ((unsigned short int __xsubi[3],
|
|
struct drand48_data *__buffer, long int *__result));
|
|
|
|
/* Seed random number generator. */
|
|
extern int __srand48_r __P ((long int __seedval,
|
|
struct drand48_data *__buffer));
|
|
extern int srand48_r __P ((long int __seedval, struct drand48_data *__buffer));
|
|
|
|
extern int __seed48_r __P ((unsigned short int __seed16v[3],
|
|
struct drand48_data *__buffer));
|
|
extern int seed48_r __P ((unsigned short int __seed16v[3],
|
|
struct drand48_data *__buffer));
|
|
|
|
extern int __lcong48_r __P ((unsigned short int __param[7],
|
|
struct drand48_data *__buffer));
|
|
extern int lcong48_r __P ((unsigned short int __param[7],
|
|
struct drand48_data *__buffer));
|
|
# endif /* Use misc. */
|
|
|
|
/* Internal function to compute next state of the generator. */
|
|
extern int __drand48_iterate __P ((unsigned short int __xsubi[3],
|
|
struct drand48_data *__buffer));
|
|
#endif /* Use SVID or X/Open. */
|
|
|
|
|
|
/* Allocate SIZE bytes of memory. */
|
|
extern __ptr_t malloc __P ((size_t __size));
|
|
/* Re-allocate the previously allocated block
|
|
in __ptr_t, making the new block SIZE bytes long. */
|
|
extern __ptr_t realloc __P ((__ptr_t __ptr, size_t __size));
|
|
/* Allocate NMEMB elements of SIZE bytes each, all initialized to 0. */
|
|
extern __ptr_t calloc __P ((size_t __nmemb, size_t __size));
|
|
/* Free a block allocated by `malloc', `realloc' or `calloc'. */
|
|
extern void free __P ((__ptr_t __ptr));
|
|
|
|
#ifdef __USE_MISC
|
|
/* Free a block. An alias for `free'. (Sun Unices). */
|
|
extern void cfree __P ((__ptr_t __ptr));
|
|
#endif /* Use misc. */
|
|
|
|
#if defined __USE_GNU || defined __USE_BSD || defined __USE_MISC
|
|
# include <alloca.h>
|
|
#endif /* Use GNU, BSD, or misc. */
|
|
|
|
#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
|
|
/* Allocate SIZE bytes on a page boundary. The storage cannot be freed. */
|
|
extern __ptr_t valloc __P ((size_t __size));
|
|
#endif
|
|
|
|
|
|
/* Abort execution and generate a core-dump. */
|
|
extern void abort __P ((void)) __attribute__ ((__noreturn__));
|
|
|
|
|
|
/* Register a function to be called when `exit' is called. */
|
|
extern int atexit __P ((void (*__func) (void)));
|
|
|
|
#ifdef __USE_MISC
|
|
/* Register a function to be called with the status
|
|
given to `exit' and the given argument. */
|
|
extern int __on_exit __P ((void (*__func) (int __status, __ptr_t __arg),
|
|
__ptr_t __arg));
|
|
extern int on_exit __P ((void (*__func) (int __status, __ptr_t __arg),
|
|
__ptr_t __arg));
|
|
#endif
|
|
|
|
/* Call all functions registered with `atexit' and `on_exit',
|
|
in the reverse of the order in which they were registered
|
|
perform stdio cleanup, and terminate program execution with STATUS. */
|
|
extern void exit __P ((int __status)) __attribute__ ((__noreturn__));
|
|
|
|
|
|
/* Return the value of envariable NAME, or NULL if it doesn't exist. */
|
|
extern char *getenv __P ((__const char *__name));
|
|
|
|
/* This function is similar to the above but returns NULL if the
|
|
programs is running with SUID or SGID enabled. */
|
|
extern char *__secure_getenv __P ((__const char *__name));
|
|
|
|
#if defined __USE_SVID || defined __USE_XOPEN
|
|
/* The SVID says this is in <stdio.h>, but this seems a better place. */
|
|
/* Put STRING, which is of the form "NAME=VALUE", in the environment.
|
|
If there is no `=', remove NAME from the environment. */
|
|
extern int putenv __P ((__const char *__string));
|
|
#endif
|
|
|
|
#ifdef __USE_BSD
|
|
/* Set NAME to VALUE in the environment.
|
|
If REPLACE is nonzero, overwrite an existing value. */
|
|
extern int setenv __P ((__const char *__name, __const char *__value,
|
|
int __replace));
|
|
|
|
/* Remove the variable NAME from the environment. */
|
|
extern void unsetenv __P ((__const char *__name));
|
|
#endif
|
|
|
|
#ifdef __USE_MISC
|
|
/* The `clearenv' was planned to be added to POSIX.1 but probably
|
|
never made it. Nevertheless the POSIX.9 standard (POSIX bindings
|
|
for Fortran 77) requires this function. */
|
|
extern int __clearenv __P ((void));
|
|
extern int clearenv __P ((void));
|
|
#endif
|
|
|
|
|
|
#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED
|
|
/* Generate a unique temporary file name from TEMPLATE.
|
|
The last six characters of TEMPLATE must be "XXXXXX";
|
|
they are replaced with a string that makes the file name unique.
|
|
Returns TEMPLATE, or a null pointer if it cannot get a unique file name. */
|
|
extern char *mktemp __P ((char *__template));
|
|
|
|
/* Generate a unique temporary file name from TEMPLATE.
|
|
The last six characters of TEMPLATE must be "XXXXXX";
|
|
they are replaced with a string that makes the filename unique.
|
|
Returns a file descriptor open on the file for reading and writing,
|
|
or -1 if it cannot create a uniquely-named file. */
|
|
extern int mkstemp __P ((char *__template));
|
|
#endif
|
|
|
|
|
|
/* Execute the given line as a shell command. */
|
|
extern int system __P ((__const char *__command));
|
|
|
|
|
|
#ifdef __USE_GNU
|
|
/* Return a malloc'd string containing the canonical absolute name of the
|
|
named file. The last file name component need not exist, and may be a
|
|
symlink to a nonexistent file. */
|
|
extern char *canonicalize_file_name __P ((__const char *__name));
|
|
#endif
|
|
|
|
#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
|
|
/* Return the canonical absolute name of file NAME. The last file name
|
|
component need not exist, and may be a symlink to a nonexistent file.
|
|
If RESOLVED is null, the result is malloc'd; otherwise, if the canonical
|
|
name is PATH_MAX chars or more, returns null with `errno' set to
|
|
ENAMETOOLONG; if the name fits in fewer than PATH_MAX chars, returns the
|
|
name in RESOLVED. */
|
|
extern char *realpath __P ((__const char *__name, char *__resolved));
|
|
#endif
|
|
|
|
|
|
/* Shorthand for type of comparison functions. */
|
|
#ifndef __COMPAR_FN_T
|
|
# define __COMPAR_FN_T
|
|
typedef int (*__compar_fn_t) __P ((__const __ptr_t, __const __ptr_t));
|
|
|
|
# ifdef __USE_GNU
|
|
typedef __compar_fn_t comparison_fn_t;
|
|
# endif
|
|
#endif
|
|
|
|
/* Do a binary search for KEY in BASE, which consists of NMEMB elements
|
|
of SIZE bytes each, using COMPAR to perform the comparisons. */
|
|
extern __ptr_t bsearch __P ((__const __ptr_t __key, __const __ptr_t __base,
|
|
size_t __nmemb, size_t __size,
|
|
__compar_fn_t __compar));
|
|
|
|
/* Sort NMEMB elements of BASE, of SIZE bytes each,
|
|
using COMPAR to perform the comparisons. */
|
|
extern void qsort __P ((__ptr_t __base, size_t __nmemb, size_t __size,
|
|
__compar_fn_t __compar));
|
|
|
|
|
|
/* Return the absolute value of X. */
|
|
extern int abs __P ((int __x)) __attribute__ ((__const__));
|
|
extern long int labs __P ((long int __x)) __attribute__ ((__const__));
|
|
#ifdef __USE_ISOC9X
|
|
extern long long int llabs __P ((long long int __x))
|
|
__attribute__ ((__const__));
|
|
#endif
|
|
|
|
|
|
/* Return the `div_t', `ldiv_t' or `lldiv_t' representation
|
|
of the value of NUMER over DENOM. */
|
|
/* GCC may have built-ins for these someday. */
|
|
extern div_t div __P ((int __numer, int __denom)) __attribute__ ((__const__));
|
|
extern ldiv_t ldiv __P ((long int __numer, long int __denom))
|
|
__attribute__ ((__const__));
|
|
#ifdef __USE_ISOC9X
|
|
extern lldiv_t lldiv __P ((long long int __numer, long long int __denom))
|
|
__attribute__ ((__const__));
|
|
#endif
|
|
|
|
|
|
#if defined __USE_SVID || defined __USE_XOPEN_EXTENDED
|
|
/* Convert floating point numbers to strings. The returned values are
|
|
valid only until another call to the same function. */
|
|
|
|
/* Convert VALUE to a string with NDIGIT digits and return a pointer to
|
|
this. Set *DECPT with the position of the decimal character and *SIGN
|
|
with the sign of the number. */
|
|
extern char *ecvt __P ((double __value, int __ndigit, int *__decpt,
|
|
int *__sign));
|
|
|
|
/* Convert VALUE to a string rounded to NDIGIT decimal digits. Set *DECPT
|
|
with the position of the decimal character and *SIGN with the sign of
|
|
the number. */
|
|
extern char *fcvt __P ((double __value, int __ndigit, int *__decpt,
|
|
int *__sign));
|
|
|
|
/* If possible convert VALUE to a string with NDIGIT significant digits.
|
|
Otherwise use exponential representation. The resulting string will
|
|
be written to BUF. */
|
|
extern char *gcvt __P ((double __value, int __ndigit, char *__buf));
|
|
|
|
/* Long double versions of above functions. */
|
|
extern char *qecvt __P ((__long_double_t __value, int __ndigit, int *__decpt,
|
|
int *__sign));
|
|
extern char *qfcvt __P ((__long_double_t __value, int __ndigit, int *__decpt,
|
|
int *__sign));
|
|
extern char *qgcvt __P ((__long_double_t __value, int __ndigit, char *__buf));
|
|
|
|
|
|
# ifdef __USE_MISC
|
|
/* Reentrant version of the functions above which provide their own
|
|
buffers. */
|
|
extern int ecvt_r __P ((double __value, int __ndigit, int *__decpt,
|
|
int *__sign, char *__buf, size_t __len));
|
|
extern int fcvt_r __P ((double __value, int __ndigit, int *__decpt,
|
|
int *__sign, char *__buf, size_t __len));
|
|
|
|
extern int qecvt_r __P ((__long_double_t __value, int __ndigit, int *__decpt,
|
|
int *__sign, char *__buf, size_t __len));
|
|
extern int qfcvt_r __P ((__long_double_t __value, int __ndigit, int *__decpt,
|
|
int *__sign, char *__buf, size_t __len));
|
|
# endif /* misc */
|
|
#endif /* use MISC || use X/Open Unix */
|
|
|
|
|
|
/* Return the length of the multibyte character
|
|
in S, which is no longer than N. */
|
|
extern int mblen __P ((__const char *__s, size_t __n));
|
|
/* Return the length of the given multibyte character,
|
|
putting its `wchar_t' representation in *PWC. */
|
|
extern int mbtowc __P ((wchar_t *__restrict __pwc,
|
|
__const char *__restrict __s, size_t __n));
|
|
/* Put the multibyte character represented
|
|
by WCHAR in S, returning its length. */
|
|
extern int wctomb __P ((char *__s, wchar_t __wchar));
|
|
|
|
|
|
/* Convert a multibyte string to a wide char string. */
|
|
extern size_t mbstowcs __P ((wchar_t *__restrict __pwcs,
|
|
__const char *__restrict __s, size_t __n));
|
|
/* Convert a wide char string to multibyte string. */
|
|
extern size_t wcstombs __P ((char *__restrict __s,
|
|
__const wchar_t *__restrict __pwcs, size_t __n));
|
|
|
|
|
|
#ifdef __USE_SVID
|
|
/* Determine whether the string value of RESPONSE matches the affirmation
|
|
or negative response expression as specified by the LC_MESSAGES category
|
|
in the program's current locale. Returns 1 if affirmative, 0 if
|
|
negative, and -1 if not matching. */
|
|
extern int rpmatch __P ((__const char *__response));
|
|
#endif
|
|
|
|
|
|
#ifdef __USE_XOPEN_EXTENDED
|
|
/* Parse comma separated suboption from *OPTIONP and match against
|
|
strings in TOKENS. If found return index and set *VALUEP to
|
|
optional value introduced by an equal sign. If the suboption is
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not part of TOKENS return in *VALUEP beginning of unknown
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suboption. On exit *OPTIONP is set to the beginning of the next
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token or at the terminating NUL character. */
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extern int getsubopt __P ((char **__optionp, __const char *__const *__tokens,
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|
char **__valuep));
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#endif
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#ifdef __USE_XOPEN
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|
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/* Setup DES tables according KEY. */
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|
extern void setkey __P ((__const char *__key));
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#endif
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|
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__END_DECLS
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|
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#endif /* stdlib.h */
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