Update.cvs/libc-ud-971204

1997-12-03 23:50  Ulrich Drepper  <drepper@cygnus.com>

	* Makeconfig: Add shared-thread-library variable.

	* math/Makfile (CPPFLAGS): Add -D__LIBC_INTERNAL_MATH_INLINES.
	* sysdeps/i386/Makefile: Don't define ___LIBC_INTERNAL_MATH_INLINES
	here.
	* sysdeps/m68k/fpu/e_acos.c: Likewise.
	* sysdeps/m68k/fpu/e_atan2.c: Likewise.
	* sysdeps/m68k/fpu/e_fmod.c: Likewise.
	* sysdeps/m68k/fpu/e_pow.c: Likewise.
	* sysdeps/m68k/fpu/e_scalb.c: Likewise.
	* sysdeps/m68k/fpu/k_cos.c: Likewise.
	* sysdeps/m68k/fpu/k_sin.c: Likewise.
	* sysdeps/m68k/fpu/k_tan.c: Likewise.
	* sysdeps/m68k/fpu/s_atan.c: Likewise.
	* sysdeps/m68k/fpu/s_ccos.c: Likewise.
	* sysdeps/m68k/fpu/s_ccosh.c: Likewise.
	* sysdeps/m68k/fpu/s_cexp.c: Likewise.
	* sysdeps/m68k/fpu/s_csin.c: Likewise.
	* sysdeps/m68k/fpu/s_csinh.c: Likewise.
	* sysdeps/m68k/fpu/s_frexp.c: Likewise.
	* sysdeps/m68k/fpu/s_ilogb.c: Likewise.
	* sysdeps/m68k/fpu/s_isinf.c: Likewise.
	* sysdeps/m68k/fpu/s_llrint.c: Likewise.
	* sysdeps/m68k/fpu/s_llrintf.c: Likewise.
	* sysdeps/m68k/fpu/s_llrintl.c: Likewise.
	* sysdeps/m68k/fpu/s_lrint.c: Likewise.
	* sysdeps/m68k/fpu/s_modf.c: Likewise.
	* sysdeps/m68k/fpu/s_remquo.c: Likewise.
	* sysdeps/m68k/fpu/s_scalbn.c: Likewise.
	* sysdeps/m68k/fpu/s_sincos.c: Likewise.

	* libc.map: Add __libc_current_sigrtmin, __libc_current_sigrtmax,
	__libc_allocate_rtsig, sigqueue, sigtimedwait, sigwaitinfo.
	* signal/Makefile (headers): Add bits/siginfo.h.
	(routines): Add allocrtsig, sigtimedwait, sigwaitinfo, sigqueue.
	(distribute): Add testrtsig.h.
	* signal/allocrtsig.c: New file.
	* signal/signal.h: Define `union sigval'.  Include <bits/siginfo.h>.
	Declare sigwaitinfo, sigtimedwait, sigqueue, __libc_current_sigrtmin,
	__libc_current_sigrtmax.
	* sysdeps/generic/sigqueue.c: New file.
	* sysdeps/generic/sigtimedwait.c: New file.
	* sysdeps/generic/sigwaitinfo.c: New file.
	* sysdeps/generic/testrtsig.h: New file.
	* sysdeps/generic/bits/siginfo.h: New file.
	* sysdeps/unix/sysv/linux/bits/siginfo.h: New file.
	* sysdeps/unix/sysv/linux/kernel_sigaction.h: Define struct as
	old_kernel_sigaction and rename sa_handler member to k_sa_handler.
	* sysdeps/unix/sysv/linux/rt_sigaction.c: New file.
	* sysdeps/unix/sysv/linux/rt_sigprocmask.c: New file.
	* sysdeps/unix/sysv/linux/rt_sigqueueinfo.c: New file.
	* sysdeps/unix/sysv/linux/rt_sigreturn.c: New file.
	* sysdeps/unix/sysv/linux/rt_sigsuspend.c: New file.
	* sysdeps/unix/sysv/linux/rt_sigtimedwait.c: New file.
	* sysdeps/unix/sysv/linux/sigpending.c: New file.
	* sysdeps/unix/sysv/linux/sigprocmask.c: New file.
	* sysdeps/unix/sysv/linux/sigqueue.c: New file.
	* sysdeps/unix/sysv/linux/sigreturn.c: New file.
	* sysdeps/unix/sysv/linux/sigtimedwait.c: New file.
	* sysdeps/unix/sysv/linux/sigwaitinfo.c: New file.
	* sysdeps/unix/sysv/linux/testrtsig.h: New file.
	* sysdeps/unix/sysv/linux/sigsuspend.c: Update for AIO.
	* sysdeps/unix/sysv/linux/syscalls.list: Update for AIO.
	* sysdeps/unix/sysv/linux/sigaction.c: Update for AIO.
	* sysdeps/unix/sysv/linux/bits/local_lim.h: Define AIO_PRIO_DELTA_MAX.
	* sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _XOPEN_REALTIME
	and _POSIX_REALTIME_SIGNALS.
	* sysdeps/unix/sysv/linux/bits/sigaction.h: Update for AIO.
	* sysdeps/unix/sysv/linux/bits/signum.h: Define SIGRTMIN/MAX and
	update _NSIG.
	* sysdeps/unix/sysv/linux/i386/sigaction.c: Update for AIO.
	* sysdeps/unix/sysv/linux/i386/sys/ucontext.h: Linux/i386 specific
	definitions.

	* Makefile (subdirs): Add rt.
	* shlib-versions: Add entry for librt.
	* rt/Makefile: New file.
	* rt/aio.h: New file.
	* rt/aio_cancel.c: New file.
	* rt/aio_error.c: New file.
	* rt/aio_fsync.c: New file.
	* rt/aio_misc.c: New file.
	* rt/aio_misc.h: New file.
	* rt/aio_read.c: New file.
	* rt/aio_read64.c: New file.
	* rt/aio_return.c: New file.
	* rt/aio_suspend.c: New file.
	* rt/aio_write.c: New file.
	* rt/aio_write64.c: New file.
	* rt/lio_listio.c: New file.
	* rt/lio_listio64.c: New file.
	* sysdeps/generic/aio_sigqueue.c: New file.
	* sysdeps/unix/sysv/linux/aio_sigqueue.c: New file.
	* sysdeps/unix/sysv/linux/Dist: Add new files
	* sysdeps/unix/sysv/linux/Makefile [$(subdir)=signal]
	(sysdep_routines): Add rt_sigsuspend, rt_sigprocmask, rt_sigtimedwait,
	rt_sigqueueinfo, rt_sigaction.

	* posix/Makefile (headers): Add bits/environments.h.
	* posix/confstr.c: Correctly handle _CS_XBS5_ILP32_OFFBIG_CFLAGS
	and _CS_LFS_CFLAGS on 64bit platforms.
	* posix/unistd.h: Define _XOPEN_LEGACY.  Explain _XOPEN_REALTIME
	and _XOPEN_REALTIME_THREADS.  Include bits/environments.h.
	* sysdeps/generic/bits/confname.h: Define _SC_* constants for
	compilation modules.
	* sysdeps/wordsize-32/bits/environments.h: New file.
	* sysdeps/wordsize-64/bits/environments.h: New file.

	* posix/getopt.c: Remove declaration of getpid and __libc_pid.
	* posix/getopt_init.c: Test for value 0xf00baa of uninitialized
	__libc_pid.
	* sysdeps/unix/sysv/linux/init-first.c: Initialize __libc_pid to
	0xf00baa.

	* string/string.h: Add declaration of __strverscmp.
	* string/strverscmp.c: Rename function ot __strverscmp and make old
	name weak alias.

	* sysdeps/generic/dl-sysdep.c: Declare and define __libc_uid.
	* sysdeps/generic/enbl-secure.c: Likewise.
	* sysdeps/mach/hurd/dl-sysdep.c: Likewise.

	* sysdeps/unix/sysv/linux/bits/sigset.h: Pretty print.

	* sysdeps/unix/sysv/linux/sys/pci.h: New file.

1997-12-03  Ulrich Drepper  <drepper@cygnus.com>

	* posix/sys/wait.h: Use __transparent_union__ instead of
	transparent_union.  Reported by Roland McGrath.

1997-12-03  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* resolv/inet_neta.c (inet_neta): Change type of first parameter
	to u_int32_t.  Suggested by John Lavagnino <John_Lavagnino@Brown.edu>
	[PR libc/366].

	* resolv/inet_addr.c (inet_addr): Change return type to u_int32_t.

	* inet/arpa/inet.h: Change types of inet_neta and inet_addr.

1997-12-03 20:40  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* grp/initgroups.c: Increase buffer if it is too small.

1997-12-03  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/netinet/ip.h: Don't use u_int8_t for bit
	fields, this is no ISO C.  Reported by Andreas Jaeger.

1997-12-03  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/i386/sys/ucontext.h (enum): Add missing commata.

1997-12-03 08:58  Philip Blundell  <pb@nexus.co.uk>

	* sysdeps/generic/bits/utsname.h: <sys/utsname.h> defines
	_SYS_UTSNAME_H not _UTSNAME_H.

1997-11-28  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* elf/dl-profile.c (_dl_start_profile): Avoid overflow when
	computing s_scale.

1997-11-29  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/libm-ieee754/s_csqrt.c: Use different formula for now.
	* sysdeps/libm-ieee754/s_csqrtf.c: Likewise.
	* sysdeps/libm-ieee754/s_csqrtl.c: Likewise.

	* math/libm-test.c (csqrt_test): Add testcase.

1997-12-03 15:44  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/sys/ultrasound.h: New file.
	* sysdeps/unix/sysv/linux/sys/Dist: Add it.
	* sysdeps/unix/sysv/linux/sys/Makefile [$(subdir)=misc]: Likewise.

1997-11-30  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/sys/timex.h: Fix declaration.

1997-12-01  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* math/libm-test.c (acos_test): Add more tests.
	(asin_test): Likewise.
	(atan_test): Likewise.
	(exp_test): Likewise.
	(sin_test): Likewise.
	(sqrt_test): Likewise.
	(cpow_test): Likewise.
	(csqrt_test): Likewise.
	(cexp_test): Correct typo in gcc version test.

1997-12-02 17:14  Philip Blundell  <pb@nexus.co.uk>

	* sysdeps/arm/__longjmp.S: Define _SETJMP_H before including
	<bits/setjmp.h>.
	* sysdeps/arm/setjmp.S: Likewise.

	* sysdeps/unix/sysv/linux/arm/bits/mman.h: New file.

1997-12-02 18:07  Philip Blundell  <pb@nexus.co.uk>

	* stdio/stdio.h: Add prototype for tmpfile64().

1997-12-02 17:47  Philip Blundell  <pb@nexus.co.uk>

	* stdio/stdio.h (__stdio_gen_tempname): Add extra argument to
	prototype to keep in step with libio version.

	* stdio-common/tmpfile64.c: Include <errno.h> for ENOSYS.

1997-12-02 17:41  Philip Blundell  <pb@nexus.co.uk>

	* sysdeps/generic/Makefile: Don't try to use make_siglist if
	cross-compiling.

1997-12-02 01:18  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/i386/clone.S: When cloned process returns
	load GOT ptr before jumping to _exit.
	Reported by Xavier Leroy.

1 files changed, 231 insertions, 0 deletions

diff --git a/rt/aio.h b/rt/aio.h
new file mode 100644
index 0000000000..561776c2d3
--- /dev/null
+++ b/rt/aio.h
@@ -0,0 +1,231 @@
+/* Copyright (C) 1996, 1997 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.  */
+
+/*
+ * ISO/IEC 9945-1:1996 6.7: Asynchronous Input and Output
+ */
+
+#ifndef _AIO_H
+#define _AIO_H	1
+
+#include <features.h>
+#include <fcntl.h>
+#include <signal.h>
+#define __need_timespec
+#include <time.h>
+#include <sys/types.h>
+
+__BEGIN_DECLS
+
+/* Asynchronous I/O control block.  */
+struct aiocb
+{
+  int aio_fildes;		/* File desriptor.  */
+  int aio_lio_opcode;		/* Operation to be performed.  */
+  int aio_reqprio;		/* Request priority offset.  */
+  volatile void *aio_buf;	/* Location of buffer.  */
+  size_t aio_nbytes;		/* Length of transfer.  */
+  struct sigevent aio_sigevent;	/* Signal number and value.  */
+
+  /* Internal members.  */
+  struct aiocb *__last_fd;
+  struct aiocb *__next_fd;
+  struct aiocb *__next_prio;
+  int __abs_prio;
+  int __policy;
+  int __error_code;
+  __ssize_t __return_value;
+
+#ifndef __USE_FILE_OFFSET64
+  __off_t aio_offset;		/* File offset.  */
+#else
+  __off64_t aio_offset;		/* File offset.  */
+#endif
+  int __unused[32];
+};
+
+/* The same for the 64bit offsets.  */
+#ifdef __USE_LARGEFILE64
+struct aiocb64
+{
+  int aio_fildes;		/* File desriptor.  */
+  int aio_lio_opcode;		/* Operation to be performed.  */
+  int aio_reqprio;		/* Request priority offset.  */
+  volatile void *aio_buf;	/* Location of buffer.  */
+  size_t aio_nbytes;		/* Length of transfer.  */
+  struct sigevent aio_sigevent;	/* Signal number and value.  */
+
+  /* Internal members.  */
+  struct aiocb64 *__last_fd;
+  struct aiocb64 *__next_fd;
+  struct aiocb64 *__next_prio;
+  int __abs_prio;
+  int __policy;
+  int __error_code;
+  __ssize_t __return_value;
+
+  __off64_t aio_offset;		/* File offset.  */
+  int __unused[32];
+};
+#endif
+
+
+/* Return values of cancelation function.  */
+enum
+{
+  AIO_CANCELED,
+#define AIO_CANCELED AIO_CANCELED
+  AIO_NOTCANCELED,
+#define AIO_NOTCANCELED AIO_NOTCANCELED
+  AIO_ALLDONE
+#define AIO_ALLDONE AIO_ALLDONE
+};
+
+
+/* Operation codes for `aio_lio_opcode'.  */
+enum
+{
+  LIO_READ,
+#define LIO_READ LIO_READ
+  LIO_WRITE,
+#define LIO_WRITE LIO_WRITE
+  LIO_NOP,
+#define LIO_NOP LIO_NOP
+  __LIO_DSYNC,
+  __LIO_SYNC,
+  __LIO_READ64 = LIO_READ | 128,
+  __LIO_WRITE64 = LIO_WRITE | 128
+};
+
+
+/* Synchronization options for `lio_listio' function.  */
+enum
+{
+  LIO_WAIT,
+#define LIO_WAIT LIO_WAIT
+  LIO_NOWAIT
+#define LIO_NOWAIT LIO_NOWAIT
+};
+
+
+/* Enqueue read request for given number of bytes and the given priority.  */
+#ifndef __USE_FILE_OFFSET64
+extern int aio_read __P ((struct aiocb *__aiocbp));
+#else
+extern int aio_read __P ((struct aiocb *__aiocbp)) __asm__ ("aio_read64");
+#endif
+#ifdef __USE_LARGEFILE64
+extern int aio_read64 __P ((struct aiocb64 *__aiocbp));
+#endif
+
+/* Enqueue write request for given number of bytes and the given priority.  */
+#ifndef __USE_FILE_OFFSET64
+extern int aio_write __P ((struct aiocb *__aiocbp));
+#else
+extern int aio_write __P ((struct aiocb *__aiocbp)) __asm__ ("aio_write64");
+#endif
+#ifdef __USE_LARGEFILE64
+extern int aio_write64 __P ((struct aiocb64 *__aiocbp));
+#endif
+
+
+/* Initiate list of I/O requests.  */
+#ifndef __USE_FILE_OFFSET64
+extern int lio_listio __P ((int __mode, struct aiocb *__const __list[],
+			    int __nent, struct sigevent *__sig));
+#else
+extern int lio_listio __P ((int __mode, struct aiocb *__const __list[],
+			    int __nent, struct sigevent *__sig))
+     __asm__ ("lio_listio64");
+#endif
+#ifdef __USE_LARGEFILE64
+extern int lio_listio64 __P ((int __mode, struct aiocb64 *__const __list[],
+			      int __nent, struct sigevent *__sig));
+#endif
+
+
+/* Retrieve error status associated with AIOCBP.  */
+#ifndef __USE_FILE_OFFSET64
+extern int aio_error __P ((__const struct aiocb *__aiocbp));
+#else
+extern int aio_error __P ((__const struct aiocb *__aiocbp))
+     __asm__ ("aio_error64");;
+#endif
+#ifdef __USE_LARGEFILE64
+extern int aio_error64 __P ((__const struct aiocb64 *__aiocbp));
+#endif
+
+
+/* Return status associated with AIOCBP.  */
+#ifndef __USE_FILE_OFFSET64
+extern __ssize_t aio_return __P ((struct aiocb *__aiocbp));
+#else
+extern __ssize_t aio_return __P ((struct aiocb *__aiocbp))
+     __asm__ ("aio_return64");
+#endif
+#ifdef __USE_LARGEFILE64
+extern __ssize_t aio_return64 __P ((struct aiocb64 *__aiocbp));
+#endif
+
+
+/* Try to cancel asynchronous I/O requests outstanding against file
+   descriptot FILDES.  */
+#ifndef __USE_FILE_OFFSET64
+extern int aio_cancel __P ((int __fildes, struct aiocb *__aiocbp));
+#else
+extern int aio_cancel __P ((int __fildes, struct aiocb *__aiocbp))
+     __asm__ ("aio_cancel64");
+#endif
+#ifdef __USE_LARGEFILE64
+extern int aio_cancel64 __P ((int __fildes, struct aiocb64 *__aiocbp));
+#endif
+
+
+/* Suspend calling thread until at least one of the asynchronous I/O
+   operations referenced by LIST has completed.  */
+#ifndef __USE_FILE_OFFSET64
+extern int aio_suspend __P ((__const struct aiocb *__const __list[],
+			     int __nent, __const struct timespec *__timeout));
+#else
+extern int aio_suspend __P ((__const struct aiocb *__const __list[],
+			     int __nent, __const struct timespec *__timeout))
+     __asm__ ("aio_suspend64");
+#endif
+#ifdef __USE_LARGEFILE64
+extern int aio_suspend64 __P ((__const struct aiocb64 *__const __list[],
+			       int __nent,
+			       __const struct timespec *__timeout));
+#endif
+
+
+/* Force all operations associated with file desriptor described by
+   `aio_fildes' member of AIOCBP.  */
+#ifndef __USE_FILE_OFFSET64
+extern int aio_fsync __P ((int __op, struct aiocb *__aiocbp));
+#else
+extern int aio_fsync __P ((int __op, struct aiocb *__aiocbp))
+     __asm__ ("aio_fsync64");
+#endif
+#ifdef __USE_LARGEFILE64
+extern int aio_fsync64 __P ((int __op, struct aiocb64 *__aiocbp));
+#endif
+
+
+__END_DECLS
+
+#endif /* aio.h */