update from main archive 970225cvs/libc-970225

1997-02-24 23:05  Wolfram Gloger  <wmglo@dent.med.uni-muenchen.de>

	* malloc/malloc.c (malloc_get_state): New function.
	Saves global malloc state to an opaque data structure which
	is dynamically allocated in the heap.
	* malloc/malloc.c (malloc_set_state): New function.
	Restore previously obtained state.
	* malloc/malloc.h: Add declaration of malloc_get_state()
	and malloc_set_state().

1997-02-24 23:27  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/libm-ieee754/s_cbrtl.c: Shift B1_EXP value to right
	position.

1997-02-24 17:38  Ulrich Drepper  <drepper@cygnus.com>

	* misc/error.c: Make error and error_at_line weak aliases of
	__error and __error_at_line respectively.
	Suggested by David Mosberger-Tang <davidm@AZStarNet.COM>.

	* sysdeps/unix/sysv/linux/i386/socket.S: Update copyright.

1997-02-22 11:30  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* elf/ldd.bash.in: Run the program directly, not as argument
	to the dynamic linker, if it contains an interpreter segment.
	* elf/ldd.sh.in: Likewise.

	* elf/rtld.c (dl_main): In verify mode check whether the dynamic
	object contains an interpreter segment and exit with 2 if not.

1997-02-23 01:23  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makefile (distribute): Remove nsswitch.h, netgroup.h, mcheck.h
	and xlocale.h.  Make-dist adds them automagically.

1997-02-22 12:25  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* locale/C-time.c (_nl_C_LC_TIME): Add missing entry for
	time-era-num-entries.

1997-02-06 13:49  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* rellns-sh: No need to check for existance of first parameter.

1997-02-24 15:20  Jonathan T. Agnew  <jtagnew@amherst.edu>

	* glibcbug.in: Don't mention destination on MAIL_AGENT command line
	to avoid duplicate mail.

1997-02-24 03:51  Ulrich Drepper  <drepper@cygnus.com>

	* Makefile (distribute): Add isomac.c.
	(tests): Run isomac test.

	* features.h (__USE_ISOC9X): New macro.

	* catgets/catgets.c: Don't use global variable `optind'.  Instead
	use result computed by argp_parse.
	* db/makedb: Likewise.
	* locale/programs/locale.c: Likewise.
	* locale/programs/localedef.c: Likewise.

	* libio/stdio.h: Rewrite.  Make it more readable and add comments.

	* libio/clearerr.c: Remove clearerr_locked alias.
	* libio/feof.c: Remove feof_locked alias.
	* libio/ferror.c: Remove feof_locked alias.
	* libio/fileno.c: Remove fileno_locked alias.
	* libio/fputc.c: Remove fputc_locked alias.
	* libio/getc.c: Remove getc_locked alias.
	* libio/getchar.c: Remove getchar_locked alias.
	* libio/iofflush.c: Remove fflush_locked alias.
	* libio/putc.c: Remove putc_locked alias.
	* libio/putc.c: Remove putchar_locked alias.

	* stdio-common/printf_fp.c: When number is inifinity print INF
	or inf depending on case of specifier.  Same for NaN where NAN
	or nan is printed.  Specified in ISO C 9X.

	* misc/sys/cdefs.h (__restrict): Define to empty string for now.
	* stdio/stdio.h: Add __restrict to prototypes where necessary.
	* libio/stdio.h: Likewise.
	* stdlib/stdlib.h: Likewise.
	* string/string.h: Likewise.
	* time/time.h: Likewise.
	* wcsmbs/wchar.h: Likewise.

	* stdlib/strtod.c: Change to recognize INF, INFINITY, NAN, and
	NAN(...).

	* sysdeps/ieee754/huge_val.h: Define HUGE_VALF and HUGE_VALL instead
	of HUGE_VALf and HUGE_VALL.
	* stdlib/strtof.c (FLOAT_HUGE_VAL): Use standard name HUGE_VALF
	instead of HUGE_VALf.
	* wcsmbs/wcstof.c: Likewise.
	* stdlib/strtold.c (FLOAT_HUGE_VAL): Use standard name HUGE_VALL
	instead of HUGE_VALl.
	* wcsmbs/wcstold.c: Likewise.

	* sysdeps/posix/gai_strerror.c: Use size_t for counter variable to
	avoid warning.

	* wcsmbs/Makefile (routines): Add wcscasecmp and wcsncase.
	* wcsmbs/wchar.h: Add prototypes for wcscasecmp and wcsncase.
	* wcsmbs/wcscasecmp.c: New file.
	* wcsmbs/wcsncase.c: New file.

	* stdlib/strtol.c: Define wide character quad word functions as
	wcstoll and wcstoull and normal versions as strtoll and strtoull.
	* wcsmbs/wchar.h: Add prototypes for wcstoll and wcstoull.
	* wcsmbs/wcstoq: Renamed to wcstoll.c.
	* wcsmbs/wcstouq: Renamed to wcstoull.c.
	* wcsmbs/wcstoll.c: Renamed from wcstoq.c.  Make wcstoq a weak
	alias of wcstoll.
	* wcsmbs/wcstoull.c: Renamed from wcstouq.c.  Make wcstouq a weak
	alias of wcstoull.
	* wcsmbs/Makefile (routines): Replace wcstoq and wcstouq by
	wcstoll and wcstoull respectively.
	* stdlib/strtoq.c: Rename to strtoll.c.
	* stdlib/strtouq.c: Rename to strtoull.c.
	* stdlib/strtoll.c: Renamed from strtoq.c.  Make strtoq a weak
	alias of strtoll.
	* stdlib/strtoll.c: Renamed from strtouq.c.  Make strtouq a weak
	alias of strtoull.
	* stdlib/Makefile (routines): Replace strtoq and strtouq by
	strtoll and strtoull respectively.
	* stdio-common/vfscanf.c: Don't use __strtoq_internal and
	__strtouq_internal but instead __strtoll_internal and
	__strtoull_internal respectively.
	* stdlib/stdlib.h (strtoq): Use __internal_strtoll in inline version.
	(strtouq): Similar with __internal_strtoull.
	* wcsmbs/wchar.h (wcstoq): Use __internal_wcstoll in inline version.
	(wcstouq): Similar with __internal_wcstoull.

1997-02-23 04:38  Ulrich Drepper  <drepper@cygnus.com>

	* stdlib/strtol.c (STRTOL): It is not illegal to parse a minus
	sign in the strtouXX functions.  The results gets simply negated.
	* stdio-common/tstscanf.c: Add testcase for above case.
	* stdlib/tst-strtol.c: Correct tests.

	* manual/stdio-fp.c: New file.  Generate output for example program
	in stdio.texi.

	* stdio-common/Makefile (routines): Add printf_fphex.
	* stdio-common/vfprintf.c: Add handling of %a and %A specifier.
	* stdio-common/printf_fphex.c: New file.  Implement %a and %A
	specifier.

1997-02-22 03:01  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/timebits.h (CLK_TCK): Don't defined if
	__STRICT_ANSI__.

	* math/math.h: Prevent definition of struct exception when using
	C++.

1997-02-22 01:45  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/syscalls.list: Dup takes only one argument.
	Reported by Greg McGary.

1997-02-21 00:22  Miles Bader  <miles@gnu.ai.mit.edu>
1997-02-20 01:28  Miles Bader  <miles@gnu.ai.mit.edu>
1997-02-19 13:56  Miles Bader  <miles@gnu.ai.mit.edu>
1997-02-18 15:39  Miles Bader  <miles@gnu.ai.mit.edu>
1997-02-17 10:58  Miles Bader  <miles@gnu.ai.mit.edu>
1997-02-15 10:23  Miles Bader  <miles@gnu.ai.mit.edu>
	(mutex_lock, mutex_unlock, mutex_trylock): Defined in terms of
	__mutex_*.
	(mutex_t): Type removed & replaced by new macro.
	(tsd_key_t): Typedef to int instead of pthread_key_t.
	(tsd_key_create, tsd_setspecific, tsd_getspecific): New macros.
	(__pthread_initialize): New macro, work around assumption of pthreads.

	* sysdeps/mach/hurd/i386/init-first.c (__libc_argv, __libc_argc):
	__hurd_sigthread_stack_end, __hurd_sigthread_stack_variables,
	__hurd_threadvar_max, __hurd_threadvar_stack_offset,
	__hurd_threadvar_stack_mask): Variables removed.
1997-02-14 14:07  Miles Bader  <miles@gnu.ai.mit.edu>
	* hurd/hurd.h (_hurd_pids_changed_stamp, _hurd_pids_changed_sync):
1997-02-24 17:06  Geoffrey Keating  <geoffk@discus.anu.edu.au>

	* sysdeps/unix/sysv/linux/accept.S (NARGS): Describe number of
	arguments taken, for sysdeps/unix/sysv/linux/powerpc/socket.S.
	* sysdeps/unix/sysv/linux/bind.S: Likewise.
	* sysdeps/unix/sysv/linux/connect.S: Likewise.
	* sysdeps/unix/sysv/linux/getpeername.S: Likewise.
	* sysdeps/unix/sysv/linux/getsockname.S: Likewise.
	* sysdeps/unix/sysv/linux/getsockopt.S: Likewise.
	* sysdeps/unix/sysv/linux/listen.S: Likewise.
	* sysdeps/unix/sysv/linux/recv.S: Likewise.
	* sysdeps/unix/sysv/linux/recvfrom.S: Likewise.
	* sysdeps/unix/sysv/linux/recvmsg.S: Likewise.
	* sysdeps/unix/sysv/linux/send.S: Likewise.
	* sysdeps/unix/sysv/linux/sendmsg.S: Likewise.
	* sysdeps/unix/sysv/linux/sendto.S: Likewise.
	* sysdeps/unix/sysv/linux/setsockopt.S: Likewise.
	* sysdeps/unix/sysv/linux/shutdown.S: Likewise.
	* sysdeps/unix/sysv/linux/socketpair.S: Likewise.

1997-02-15 04:51  Ulrich Drepper  <drepper@cygnus.com>

19 files changed, 38 insertions, 20 deletions

diff --git a/sysdeps/unix/syscalls.list b/sysdeps/unix/syscalls.list
index fba1245..9a2325c 100644
--- a/sysdeps/unix/syscalls.list
+++ b/sysdeps/unix/syscalls.list
@@ -7,7 +7,7 @@ chmod		-	chmod		2	__chmod		chmod
 chown		-	chown		3	__chown		chown
 chroot		-	chroot		1	chroot
 close		-	close		1	__libc_close	__close close
-dup		-	dup		2	__dup		dup
+dup		-	dup		1	__dup		dup
 dup2		-	dup2		2	__dup2		dup2
 fchdir		-	fchdir		1	fchdir
 fcntl		-	fcntl		3	__libc_fcntl	__fcntl fcntl
diff --git a/sysdeps/unix/sysv/linux/accept.S b/sysdeps/unix/sysv/linux/accept.S
index 5936a01..014684c 100644
--- a/sysdeps/unix/sysv/linux/accept.S
+++ b/sysdeps/unix/sysv/linux/accept.S
@@ -1,2 +1,3 @@
 #define	socket	accept
+#define	NARGS	3
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/bind.S b/sysdeps/unix/sysv/linux/bind.S
index fc82b65..61fb5eb 100644
--- a/sysdeps/unix/sysv/linux/bind.S
+++ b/sysdeps/unix/sysv/linux/bind.S
@@ -1,2 +1,3 @@
 #define	socket	bind
+#define	NARGS	3
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/connect.S b/sysdeps/unix/sysv/linux/connect.S
index 3433043..93aad35 100644
--- a/sysdeps/unix/sysv/linux/connect.S
+++ b/sysdeps/unix/sysv/linux/connect.S
@@ -1,2 +1,3 @@
 #define	socket	connect
+#define	NARGS	3
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/getpeername.S b/sysdeps/unix/sysv/linux/getpeername.S
index 8429fcd..a6d8e86 100644
--- a/sysdeps/unix/sysv/linux/getpeername.S
+++ b/sysdeps/unix/sysv/linux/getpeername.S
@@ -1,2 +1,3 @@
 #define	socket	getpeername
+#define	NARGS	3
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/getsockname.S b/sysdeps/unix/sysv/linux/getsockname.S
index 6782707..c138be9 100644
--- a/sysdeps/unix/sysv/linux/getsockname.S
+++ b/sysdeps/unix/sysv/linux/getsockname.S
@@ -1,2 +1,3 @@
 #define	socket	getsockname
+#define	NARGS	3
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/getsockopt.S b/sysdeps/unix/sysv/linux/getsockopt.S
index 6ce92a6..6f98208 100644
--- a/sysdeps/unix/sysv/linux/getsockopt.S
+++ b/sysdeps/unix/sysv/linux/getsockopt.S
@@ -1,2 +1,3 @@
 #define	socket	getsockopt
+#define	NARGS	5
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/i386/socket.S b/sysdeps/unix/sysv/linux/i386/socket.S
index 78e8b03..441c143 100644
--- a/sysdeps/unix/sysv/linux/i386/socket.S
+++ b/sysdeps/unix/sysv/linux/i386/socket.S
@@ -1,20 +1,20 @@
-/* Copyright (C) 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., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+/* Copyright (C) 1995, 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.  */
 
 #include <sysdep.h>
 #include <sys/socketcall.h>
diff --git a/sysdeps/unix/sysv/linux/listen.S b/sysdeps/unix/sysv/linux/listen.S
index d2cbec6..4c7e435 100644
--- a/sysdeps/unix/sysv/linux/listen.S
+++ b/sysdeps/unix/sysv/linux/listen.S
@@ -1,2 +1,3 @@
 #define	socket	listen
+#define	NARGS	2
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/recv.S b/sysdeps/unix/sysv/linux/recv.S
index f1081cc..ae17ba3 100644
--- a/sysdeps/unix/sysv/linux/recv.S
+++ b/sysdeps/unix/sysv/linux/recv.S
@@ -1,2 +1,3 @@
 #define	socket	recv
+#define	NARGS	4
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/recvfrom.S b/sysdeps/unix/sysv/linux/recvfrom.S
index febaa9e..ed03d3c 100644
--- a/sysdeps/unix/sysv/linux/recvfrom.S
+++ b/sysdeps/unix/sysv/linux/recvfrom.S
@@ -1,2 +1,3 @@
 #define	socket	recvfrom
+#define	NARGS	6
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/recvmsg.S b/sysdeps/unix/sysv/linux/recvmsg.S
index ffadd30..bb897d2 100644
--- a/sysdeps/unix/sysv/linux/recvmsg.S
+++ b/sysdeps/unix/sysv/linux/recvmsg.S
@@ -1,2 +1,3 @@
 #define	socket	recvmsg
+#define	NARGS	3
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/send.S b/sysdeps/unix/sysv/linux/send.S
index 52293c6..596135e 100644
--- a/sysdeps/unix/sysv/linux/send.S
+++ b/sysdeps/unix/sysv/linux/send.S
@@ -1,2 +1,3 @@
 #define	socket	send
+#define	NARGS	4
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/sendmsg.S b/sysdeps/unix/sysv/linux/sendmsg.S
index 65f2c3e..f0aabb7 100644
--- a/sysdeps/unix/sysv/linux/sendmsg.S
+++ b/sysdeps/unix/sysv/linux/sendmsg.S
@@ -1,2 +1,3 @@
 #define	socket	sendmsg
+#define	NARGS	3
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/sendto.S b/sysdeps/unix/sysv/linux/sendto.S
index aa637ce..3464d46 100644
--- a/sysdeps/unix/sysv/linux/sendto.S
+++ b/sysdeps/unix/sysv/linux/sendto.S
@@ -1,2 +1,3 @@
 #define	socket	sendto
+#define	NARGS	6
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/setsockopt.S b/sysdeps/unix/sysv/linux/setsockopt.S
index 33d5717..01b2799 100644
--- a/sysdeps/unix/sysv/linux/setsockopt.S
+++ b/sysdeps/unix/sysv/linux/setsockopt.S
@@ -1,2 +1,3 @@
 #define	socket	setsockopt
+#define	NARGS	5
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/shutdown.S b/sysdeps/unix/sysv/linux/shutdown.S
index 6cc95d5..e2462d0 100644
--- a/sysdeps/unix/sysv/linux/shutdown.S
+++ b/sysdeps/unix/sysv/linux/shutdown.S
@@ -1,2 +1,3 @@
 #define	socket	shutdown
+#define	NARGS	2
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/socketpair.S b/sysdeps/unix/sysv/linux/socketpair.S
index da71c57..c954ad1 100644
--- a/sysdeps/unix/sysv/linux/socketpair.S
+++ b/sysdeps/unix/sysv/linux/socketpair.S
@@ -1,2 +1,3 @@
 #define	socket	socketpair
+#define	NARGS	4
 #include <socket.S>
diff --git a/sysdeps/unix/sysv/linux/timebits.h b/sysdeps/unix/sysv/linux/timebits.h
index f2f73a4..de30a6f 100644
--- a/sysdeps/unix/sysv/linux/timebits.h
+++ b/sysdeps/unix/sysv/linux/timebits.h
@@ -1,5 +1,5 @@
 /* System-dependent timing definitions.  Linux version.
-   Copyright (C) 1996 Free Software Foundation, Inc.
+   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
@@ -43,8 +43,10 @@ struct timeval
    XSI-conformant systems. */
 # define CLOCKS_PER_SEC  1000000
 
+# ifndef __STRICT_ANSI__
 /* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK
    presents the real value for clock ticks per second for the system.  */
-# define CLK_TCK 100
+#  define CLK_TCK 100
+# endif
 
 #endif	/* timebits.h */