Update.

1998-11-27  Philip Blundell  <pb@nexus.co.uk>

	Fixes to allow compilation with static NSS:
	* nss/Makefile: Make explicit the dependency of getent on
	libnss_files.a.
	[build_static_nss]: Define $(otherlibs) appropriately.
	* nss/Depend: Add a dependency on `resolv'.

1998-11-27  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	Partial support for MIPS ISO C 9x exception handling:
	* sysdeps/mips/fclrexcpt.c: New file.
	* sysdeps/mips/ftestexcept.c: New file.
	* sysdeps/mips/fgetexcptflg.c: New file.
	* sysdeps/mips/fesetround.c: New file.
	* sysdeps/mips/fegetround.c: New file.
	* sysdeps/mips/fegetenv.c: New file.
	* sysdeps/mips/fesetenv.c: New file.
	* sysdeps/mips/feupdateenv.c: Likewise.
	* sysdeps/mips/bits/fenv.h: New file.

1998-11-28  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/unix/sysv/linux/mips/bits/signum.h: Remove inclusion of
	<asm/signal.h> and add needed symbols from <asm/signal.h>; bring
	in sync with linux specific version.

	Patches by Ralf Baechle <ralf@uni-koblenz.de> for mips-linux:

	* sysdeps/unix/mips/sysdep.S: Define _errno as weak_alias, rewrite
	errno declaration.

	* sysdeps/unix/sysv/linux/mips/ustat.c: Use INLINE_SYSCALL instead
	of calling __syscall_*.
	* sysdeps/unix/sysv/linux/mips/xmknod.c: Likewise.

	* sysdeps/unix/sysv/linux/mips/syscalls.list: Update entries.

	* sysdeps/unix/sysv/linux/mips/sys/syscall.h: Add missing SYS_*
	constants, correct values according to Linux 2.1.130.

	* sysdeps/unix/sysv/linux/mips/pwrite.c: New file.
	* sysdeps/unix/sysv/linux/mips/pwrite64.c: New file.
	* sysdeps/unix/sysv/linux/mips/pread.c: New file.
	* sysdeps/unix/sysv/linux/mips/pread64.c: New file.

	* sysdeps/mips/Makefile (sysdep_routines): Use += instead of a
	:=.

	* sysdeps/unix/sysv/linux/mips/bits/ipc.h: Remove ipc_kludge.

	* sysdeps/unix/sysv/linux/mips/xstatconv.c: New file.

	* sysdeps/unix/sysv/linux/mips/xstat.c: Removed.

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

	* sysdeps/unix/sysv/linux/mips/kernel_termios.h: Add copyright
	message, change name of include protection, remove inclusion of
	<bits/termios.h>.

	* sysdeps/unix/sysv/linux/mips/kernel_sigaction.h
	(old_kernel_sigaction): Define.
	(struct kernel_sigaction): Rename sa_handler to k_sa_handler.

	* sysdeps/unix/sysv/linux/mips/bits/time.h: Removed, we can use
	the general linux version.
	* sysdeps/unix/sysv/linux/mips/bits/stat.h (_STAT_VER_KERNEL): Added.

	* sysdeps/unix/sysv/linux/mips/bits/socket.h: Update file.

1998-09-03  Philip Blundell  <pb@nexus.co.uk>

	* sysdeps/arm/bits/endian.h (__FLOAT_WORD_ORDER): Define to big
	endian.
	* math/math_private.h: Use __FLOAT_WORD_ORDER rather than
	BYTE_ORDER.
	* string/endian.h: If __FLOAT_WORD_ORDER wasn't defined by
	<bits/endian.h>, make it the same as __BYTE_ORDER.

1998-11-26  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>

	* Makeconfig ($(common-objpfx)sysd-dirs): Use automatic variables
	if possible.
	($(common-objpfx)sysd-sorted): Likewise.

1998-11-27  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/libm-ieee754/e_log.c (__ieee754_log): Add declaration of
	local variables t1,t2 only if needed.

	* sysdeps/libm-ieee754/s_truncf.c (__truncf): Likewise.
	* sysdeps/libm-ieee754/s_trunc.c (__trunc): Likewise.

	* sysdeps/mips/mul_1.S (Loop): Add closing comment to avoid
	warning.

1998-11-27  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* math/math.h: Add brace to correct #if expression.

1998-11-26  Philip Blundell  <philb@gnu.org>

	Undo change of 1998-11-12:
	* sysdeps/unix/sysv/linux/netlink/netlink.h: Deleted.
	* sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Remove
	netlink/netlink.h.
	* sysdeps/unix/sysv/linux/Dist: Likewise.

1998-11-22  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* nis/nis_print.c (nis_print_entry): Changes to match Solaris output.

1998-11-26  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/generic/pselect.c (__pselect): Change interface,
	set/restore sigmask.

	* misc/sys/select.h: Change declaration according to Stevens' Unix
	Network Programming.
	* include/sys/select.h (__pselect): Likewise.
	Reported by <bwelling@anomaly.munge.com> [PR libc/872].

	* include/fpu_control.h: New file, contains __setfpucw
	declaration.

	* sysdeps/generic/fpu_control.h: Remove __setfpucw declaration,
	it's an internal symbol.
	* sysdeps/alpha/fpu/fpu_control.h: Likewise.
	* sysdeps/arm/fpu/fpu_control.h: Likewise.
	* sysdeps/i386/fpu_control.h: Likewise.
	* sysdeps/m68k/fpu_control.h: Likewise.
	* sysdeps/powerpc/fpu_control.h: Likewise.
	* sysdeps/sparc/sparc32/fpu/fpu_control.h: Likewise.
	* sysdeps/sparc/sparc64/fpu/fpu_control.h: Likewise.

10 files changed, 354 insertions, 1 deletions

diff --git a/sysdeps/mips/Makefile b/sysdeps/mips/Makefile
index 736414197a..5585c61f03 100644
--- a/sysdeps/mips/Makefile
+++ b/sysdeps/mips/Makefile
@@ -1,3 +1,3 @@
 ifeq ($(subdir),setjmp)
-sysdep_routines := $(sysdep_routines) setjmp_aux
+sysdep_routines += setjmp_aux
 endif
diff --git a/sysdeps/mips/bits/fenv.h b/sysdeps/mips/bits/fenv.h
new file mode 100644
index 0000000000..0637bf7623
--- /dev/null
+++ b/sysdeps/mips/bits/fenv.h
@@ -0,0 +1,72 @@
+/* Copyright (C) 1998 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.  */
+
+#ifndef _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+
+/* Define bits representing the exception.  We use the bit positions
+   of the appropriate bits in the FPU control word.  */
+enum
+  {
+    FE_INEXACT = 0x04,
+#define FE_INEXACT	FE_INEXACT
+    FE_UNDERFLOW = 0x08,
+#define FE_UNDERFLOW	FE_UNDERFLOW
+    FE_OVERFLOW = 0x10,
+#define FE_OVERFLOW	FE_OVERFLOW
+    FE_DIVBYZERO = 0x20,
+#define FE_DIVBYZERO	FE_DIVBYZERO
+    FE_INVALID = 0x40,
+#define FE_INVALID	FE_INVALID
+  };
+
+#define FE_ALL_EXCEPT \
+	(FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID)
+
+/* The MIPS FPU supports all of the four defined rounding modes.  We
+   use again the bit positions in the FPU control word as the values
+   for the appropriate macros.  */
+enum
+  {
+    FE_TONEAREST = 0x0,
+#define FE_TONEAREST	FE_TONEAREST
+    FE_TOWARDZERO = 0x1,
+#define FE_TOWARDZERO	FE_TOWARDZERO
+    FE_UPWARD = 0x2,
+#define FE_UPWARD	FE_UPWARD
+    FE_DOWNWARD = 0x3
+#define FE_DOWNWARD	FE_DOWNWARD
+  };
+
+
+/* Type representing exception flags.  */
+typedef unsigned short int fexcept_t;
+
+
+/* Type representing floating-point environment.  This function corresponds
+   to the layout of the block written by the `fstenv'.  */
+typedef struct
+  {
+    unsigned int fp_control_register;
+  }
+fenv_t;
+
+/* If the default argument is used we use this value.  */
+#define FE_DFL_ENV	((fenv_t *) -1)
diff --git a/sysdeps/mips/fclrexcpt.c b/sysdeps/mips/fclrexcpt.c
new file mode 100644
index 0000000000..de96dd0b5c
--- /dev/null
+++ b/sysdeps/mips/fclrexcpt.c
@@ -0,0 +1,40 @@
+/* Clear given exceptions in current floating-point environment.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+   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 <fenv.h>
+#include <fpu_control.h>
+
+void
+feclearexcept (int excepts)
+{
+  int cw;
+
+  /* Mask out unsupported bits/exceptions.  */
+  excepts &= FE_ALL_EXCEPT;
+
+  /* Read the complete control word.  */
+  _FPU_GETCW (cw);
+
+  /* Clear exception bits.  */
+  cw &= ~excepts;
+  
+  /* Put the new data in effect.  */
+  _FPU_SETCW (cw);
+}
diff --git a/sysdeps/mips/fegetenv.c b/sysdeps/mips/fegetenv.c
new file mode 100644
index 0000000000..13a2c8fc19
--- /dev/null
+++ b/sysdeps/mips/fegetenv.c
@@ -0,0 +1,28 @@
+/* Store current floating-point environment.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+   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 <fenv.h>
+#include <fpu_control.h>
+
+void
+fegetenv (fenv_t *envp)
+{
+  _FPU_GETCW (*envp);
+}
diff --git a/sysdeps/mips/fegetround.c b/sysdeps/mips/fegetround.c
new file mode 100644
index 0000000000..e2e51ae64d
--- /dev/null
+++ b/sysdeps/mips/fegetround.c
@@ -0,0 +1,33 @@
+/* Return current rounding direction.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+   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 <fenv.h>
+#include <fpu_control.h>
+
+int
+fegetround (void)
+{
+  int cw;
+
+  /* Get control word.  */
+  _FPU_GETCW (cw);
+
+  return cw & 0x3;
+}
diff --git a/sysdeps/mips/fesetenv.c b/sysdeps/mips/fesetenv.c
new file mode 100644
index 0000000000..58df06391e
--- /dev/null
+++ b/sysdeps/mips/fesetenv.c
@@ -0,0 +1,31 @@
+/* Install given floating-point environment.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+   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 <fenv.h>
+#include <fpu_control.h>
+
+void
+fesetenv (const fenv_t *envp)
+{
+  if (envp == FE_DFL_ENV)
+    _FPU_SETCW (_FPU_DEFAULT);
+  else
+    _FPU_SETCW (envp->fp_control_register);
+}
diff --git a/sysdeps/mips/fesetround.c b/sysdeps/mips/fesetround.c
new file mode 100644
index 0000000000..6b623d6eab
--- /dev/null
+++ b/sysdeps/mips/fesetround.c
@@ -0,0 +1,43 @@
+/* Set current rounding direction.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+   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 <fenv.h>
+#include <fpu_control.h>
+
+int
+fesetround (int round)
+{
+  unsigned short int cw;
+
+  if ((round & ~0x3) != 0)
+    /* ROUND is no valid rounding mode.  */
+    return 0;
+
+  /* Get current state.  */
+  _FPU_GETCW (cw);
+
+  /* Set rounding bits.  */
+  cw &= ~0x3;
+  cw |= round;
+  /* Set new state.  */
+  _FPU_SETCW (cw);
+
+  return 1;
+}
diff --git a/sysdeps/mips/feupdateenv.c b/sysdeps/mips/feupdateenv.c
new file mode 100644
index 0000000000..e826084671
--- /dev/null
+++ b/sysdeps/mips/feupdateenv.c
@@ -0,0 +1,40 @@
+/* Install given floating-point environment and raise exceptions.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+   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 <fenv.h>
+#include <fpu_control.h>
+
+void
+feupdateenv (const fenv_t *envp)
+{
+  int temp;
+
+  /* Save current exceptions.  */
+  _FPU_GETCW (temp);
+  temp &= FE_ALL_EXCEPT;
+
+  /* Install new environment.  */
+  fesetenv (envp);
+
+  /* Raise the safed exception.  Incidently for us the implementation
+     defined format of the values in objects of type fexcept_t is the
+     same as the ones specified using the FE_* constants.  */
+  feraiseexcept (temp);
+}
diff --git a/sysdeps/mips/fgetexcptflg.c b/sysdeps/mips/fgetexcptflg.c
new file mode 100644
index 0000000000..f3d52bc555
--- /dev/null
+++ b/sysdeps/mips/fgetexcptflg.c
@@ -0,0 +1,33 @@
+/* Store current representation for exceptions.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+   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 <fenv.h>
+#include <fpu_control.h>
+
+void
+fegetexceptflag (fexcept_t *flagp, int excepts)
+{
+  fexcept_t temp;
+
+  /* Get the current exceptions.  */
+  _FPU_GETCW (temp);
+
+  *flagp = temp & excepts & FE_ALL_EXCEPT;
+}
diff --git a/sysdeps/mips/ftestexcept.c b/sysdeps/mips/ftestexcept.c
new file mode 100644
index 0000000000..f348258318
--- /dev/null
+++ b/sysdeps/mips/ftestexcept.c
@@ -0,0 +1,33 @@
+/* Test exception in current environment.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+   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 <fenv.h>
+#include <fpu_control.h>
+
+int
+fetestexcept (int excepts)
+{
+  int cw;
+
+  /* Get current control word.  */
+  _FPU_GETCW (cw);
+
+  return cw & excepts & FE_ALL_EXCEPT;
+}