update from main archive 961105cvs/libc-961106

Wed Nov  6 04:30:26 1996  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/syscalls.list: Add weak alias llseek for
	_llseek syscall.  Reported by Andy Sewell <puck@pookhill.demon.co.uk>.

	* string/argz.h: Don't protect by __USE_GNU.

Tue Nov  5 23:38:28 1996  Ulrich Drepper  <drepper@cygnus.com>

	* Lots of files: Update and reformat copyright.

	* Makefile (headers): Add xopen_lim.h.

	* catgets/nl_types.h: Move __BEGIN_DECLS before definition of nl_catd.

	* grp/grp.h: Define setgrent, getgrent, endgrent, and getgrent_r
	if __USE_XOPEN_EXTENDED is defined.
	* pwd/pwd.h: Define setpwent, getpwent, endpwent, and getpwent_r
	if __USE_XOPEN_EXTENDED is defined.

	* io/Makefile (routines): Add lchown.

	* io/sys/poll.h: Add definition of POLLWRNORM.

	* io/sys/stat.h: Declare lstat, fchmod, mknod when
	__USE_XOPEN_EXTENDED is defined.

	* libio/Makefile (routines): Add obprintf.
	* libio/obprintf.c: New file.
	* libio/iolibio.h: Add prototypes for _IO_obstack_vprintf and
	_IO_obstack_printf.
	* libio/libio.h: Fix typo.
	* libio/stdio.h: Declare tempnam if __USE_XOPEN_EXTENDED is defined.
	Add prototypes for obstack_vprintf and obstack_printf.

	* manual/creature.texi: Describe _XOPEN_SOURCE macro.
	* manual/intro.texi: Add reference to NSS chapter.
	* manual/libc.texinfo: Update UPDATED.
	Comment out `@printindex cp'.  It works again.
	* manual/memory.texi: Add description for obstack_ptr_grow,
	obstack_int_grow, obstack_ptr_grow_fast, and obstack_int_grow_fast.
	* manual/nss.texi: Add a few @cindex entries and change NSS_STATUS_*
	index entries to @vindex.
	* manual/users.texi: Correct @cindex entry for Netgroup.

	* math/mathcalls.h: Use __USE_XOPEN and __USE_XOPEN_EXTENDED to
	make declarations visible for X/Open sources.

	* misc/search.h: Declare insque/remque only is __USE_SVID or
	__USE_XOPEN_EXTENDED is defined.

	* misc/sys/uio.h (readv, writev): Change return value from int to
	ssize_t.

	* posix/Makefile (headers): Add re_comp.h.
	* posix/re_comp.h: New file.  XPG interface to regex functions.

	* posix/getconf.c: Add all names from XPG4.2.
	* posix/posix1_lim.h: Increase minimum values for _POSIX_CHILD_MAX
	and _POSIX_OPEN_MAX to minimums from XPG4.2.
	* sysdeps/generic/confname.h: Add all _SC_* names from XPG4.2.
	* sysdeps/posix/sysconf.c: Handle new _SC_* values.
	* sysdeps/stub/sysconf.c: Likewise.

	* posix/unistd.h: Add declaration of ualarm and lchown.  Declare
	usleep, fchown, fchdir, nice, getpgid, setsid, getsid, setreuid,
	setregid, vfork, ttyslot, symlink, readlink, gethostid, truncate,
	ftruncate, getdtablesize, brk, sbrk, lockf when
	__USE_XOPEN_EXTENDED is defined.

	* posix/sys/wait.h: Declare wait3 if __USE_XOPEN_EXTENDED is defined.

	* shadow/shadow.h: Define SHADOW using _PATH_SHADOW.
	* sysdeps/generic/paths.h: Define _PATH_SHADOW.
	* sysdeps/unix/sysv/linux/paths.h: Likewise.

	* signal/signal.h: Declare killpg, sigstack and sigaltstack when
	__USE_XOPEN_EXTENDED is defined.

	* stdio/stdio.h: Declare tempnam when __USE_XOPEN is defined.

	* stdlib/stdlib.h: Make rand48 functions available when __USE_XOPEN
	is defined.
	Likewise for valloc, putenv, realpath, [efg]cvt*, and getsubopt
	functions.

	* string/string.h: Make memccpy, strdup, bcmp, bcopy, bzero, index,
	and rindex available when __USE_XOPEN_EXTENDED is defined.

	* sysdeps/mach/getpagesize.c: De-ANSI-fy.  Change return type to int.
	* sysdeps/posix/getpagesize.c: Likewise.
	* sysdeps/stub/getpagesize.c: Likewise.
	* sysdeps/unix/getpagesize.c: Likewise.

	* time/africa: Update from tzdata1996l.
	* time/asia: Likewise.
	* time/australia: Likewise.
	* time/europe: Likewise.
	* time/northamerica: Likewise.
	* time/pacificnew: Likewise.
	* time/southamerica: Likewise.
	* time/tzfile.h: Update from tzcode1996m.

	* time/time.h: Declare strptime if __USE_XOPEN.
	Declare daylight and timezone also if __USE_XOPEN.

	* time/sys/time.h: Remove declaration of ualarm.

	* wctype/wctype.h: Just reference ISO C standard.

Tue Nov  5 01:26:32 1996  Richard Henderson  <rth@tamu.edu>

	* crypt/Makefile: Add crypt routines to libc as well iff
	$(crypt-in-libc) is set.  Do this for temporary binary compatibility
	on existing Linux/Alpha installations.

	* stdlib/div.c, sysdeps/generic/div.c: Move file to .../generic/.
	* stdlib/ldiv.c, sysdeps/generic/ldiv.c: Likewise.
	* stdlib/lldiv.c, sysdeps/generic/lldiv.c: Likewise.
	* sysdeps/alpha/Makefile (divrem): Add divlu, dviqu, remlu, and
	remqu.
	* sysdeps/alpha/div.S: New file.
	* sysdeps/alpha/ldiv.S: New file.
	* sysdeps/alpha/lldiv.S: New file.
	* sysdeps/alpha/divrem.h: Merge signed and unsigned division.
	Take pointers from Linus and tighten the inner loops a bit.
	* sysdeps/alpha/divl.S: Change defines for merged routines.
	* sysdeps/alpha/divq.S: Likewise.
	* sysdeps/alpha/reml.S: Likewise.
	* sysdeps/alpha/remq.S: Likewise.
	* sysdeps/alpha/divlu.S: Remove file.
	* sysdeps/alpha/divqu.S: Likewise.
	* sysdeps/alpha/remlu.S: Likewise.
	* sysdeps/alpha/remqu.S: Likewise.

	* sysdeps/alpha/bsd-_setjmp.S: If PROF, call _mcount.
	* sysdeps/alpha/bsd-setjmp.S: Likewise.
	* sysdeps/alpha/bzero.S: Likewise.
	* sysdeps/alpha/ffs.S: Likewise.
	* sysdeps/alpha/htonl.S: Likewise.
	* sysdeps/alpha/htons.S: Likewise.
	* sysdeps/alpha/memchr.S: Likewise.
	* sysdeps/alpha/memset.S: Likewise.
	* sysdeps/alpha/s_copysign.S: Likewise.
	* sysdeps/alpha/s_fabs.S: Likewise.
	* sysdeps/alpha/setjmp.S: Likewise.
	* sysdeps/alpha/stpcpy.S: Likewise.
	* sysdeps/alpha/stpncpy.S: Likewise.
	* sysdeps/alpha/strcat.S: Likewise.
	* sysdeps/alpha/strchr.S: Likewise.
	* sysdeps/alpha/strcpy.S: Likewise.
	* sysdeps/alpha/strlen.S: Likewise.
	* sysdeps/alpha/strncat.S: Likewise.
	* sysdeps/alpha/strncpy.S: Likewise.
	* sysdeps/alpha/strrchr.S: Likewise.
	* sysdeps/alpha/udiv_qrnnd.S: Likewise.  Fix private labels.
	Convert two small jumps to use conditional moves.
	* sysdeps/unix/alpha/sysdep.h: Compress all __STDC__ nastiness.
	(PSEUDO): If PROF, call _mcount.
	* sysdeps/unix/sysv/linux/alpha/brk.S: If PROF, call _mcount.
	* sysdeps/unix/sysv/linux/alpha/clone.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/llseek.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/sigsuspend.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/syscall.S: Likewise.

	* sysdeps/alpha/memcpy.S: New file.  Odd layout because it should
	eventually contain memmove as well.
	* sysdeps/alpha/strcmp.S: New file.
	* sysdeps/alpha/strncmp.S: New file.
	* sysdeps/alpha/w_sqrt.S: New file.

Tue Nov  5 18:06:06 1996  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/mach/hurd/ttyname_r.c: Use `size_t' for len variable.

Tue Nov  5 12:09:29 1996  Ulrich Drepper  <drepper@cygnus.com>

	* sysdep/generic/sysdep.h: Define END only if not yet defined.
	* sysdep/unix/sysdep.h: Define PSEUDO_END only if not yet defined.
	Reported by Thomas Bushnell, n/BSG.

Mon Nov  4 22:46:53 1996  Ulrich Drepper  <drepper@cygnus.com>

	* manual/users.texi (Netgroup Data): Remove { } around @cindex.

Mon Nov  4 19:07:05 1996  Ulrich Drepper  <drepper@cygnus.com>

	* malloc/calloc.c: Check for overflow before trying to allocate
	memory.  Proposed by Neil Matthews <nm@adv.sbc.sony.co.jp>.

Fri Nov  1 18:18:32 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* manual/llio.texi (Operating Modes): Add missing arguments to
	@deftypevr in O_NONBLOCK description.

	* manual/time.texi (Time Zone Functions): Enclose type name in
	braces in description of tzname.  FIXME: this does not yet work
	correctly in info.

Sun Nov  3 17:29:06 1996  Ulrich Drepper  <drepper@cygnus.com>

	* features.h: Add X/Open macros.
	* posix/unistd.h: Define X/Open macros.
	* sysdeps/generic/confname.h: Add _SC_XOPEN_XCU_VERSION,
	_SC_XOPEN_UNIX, _SC_XOPEN_CRYPT, _SC_XOPEN_ENH_I18N,
	_SC_XOPEN_SHM, _SC_2_CHAR_TERM, _SC_2_C_VERSION, and _SC_2_UPE.
	* sysdeps/posix/sysconf.c: Handle new constants.
	* sysdeps/stub/sysconf.c: Likewise.
	* sysdeps/unix/sysv/linux/posix_opt.h: Add definition of _XOPEN_SHM.

	* catgets/catgets.c (catopen): Set errno to ENOMEM when
	we run out of memory.
	(catgets): Set errno to EBADF when catalog handle is invalid.
	Set errno to ENOMSG when translation is not available.
	(catclose): Set errno to EBADF when catalog handle is invalid.

	* ctype/ctype.h: Declare isascii and toascii when __USE_XOPEN.
	Likewise for _toupper and _tolower.

	* manual/arith.texi: Document strtoq, strtoll, strtouq, strtoull,
	strtof, and strtold.
	* manual/math.texi: Document HUGE_VALf and HUGE_VALl.
	* manual/stdio.h: Document ' flag for numeric formats of scanf.
	* manual/users.texi: Document that cuserid shouldn't be used.

	* misc/Makefile (routines): Add dirname.
	(headers): Add libgen.h.
	(tests): Add tst-dirname.
	* misc/dirname.c: New file.
	* misc/libgen.h: New file.
	* misc/tst-dirname.c: New file.

	* misc/search.h: Parameter of hcreate must be of type size_t.
	* misc/hsearch.c: Likewise.
	* misc/hsearch_r.c: Likewise for hcreate_r.
	* misc/search.h: Parameters of insque and remque must be `void *'.
	* misc/insremque.c: Likewise.

	* posix/unistd.h: Move declarations of mktemp and mkstemp to...
	* stdlib/stdlib.h: ...here.
	* posix/unistd.h [__USE_XOPEN]: Add prototypes for crypt, setkey,
	encrypt, and swab.

	* stdio-common/printf-parse.h (struct printf_spec): Add pa_wchar
	and pa_wstring.
	(parse_one_spec): Remove Linux compatibility code.
	Recognize %C and %S formats.
	* stdio-common/printf.h: Add PA_WCHAR and PA_WSTRING.
	* stdio-common/vfprintf.c: Add implementation of %C and %S format.
	* stdio-common/vfscanf.c: Likewise for scanf.

	* stdlib/l64a.c: Return value for 0 must be the empty string.
	* stdlib/stdlib.h: Declare reentrant function from rand49 family
	only if __USE_REENTRANT.
	Declare rand48 functions also if __USE_XOPEN.

	* stdlib/strtol.c: Return 0 and set errno to EINVAL when BASE is
	not a legal value.
	Return 0 and set errno to EINVAL when strou* sees negativ number.
	* stdlib/tst-strtol.c: De-ANSI-fy.
	Change expected results for test of unsigned function and negative
	input.

	* string/stratcliff.c: Prevent warnings.
	* string.h: Move declaration of swab to <unistd.h>.
	* string/swab.c: De-ANSI-fy.

	* sysdeps/posix/cuserid.c: Implement using getpwuid_r.
	* sysdeps/posix/mkstemp.c: Include <stdlib.h> for prototype.
	* sysdeps/posix/mktemp.c: Likewise.
	* sysdeps/stub/mkstemp.c: Likewise.
	* sysdeps/stub/mktemp.c: Likewise.

	* sysvipc/sys/ipc.h: Prototypes of ftok have to be of types `const
 	char *' and `int'.
	* sysvipc/ftok.c: Likewise.  Make sure only lower 8 bits of
 	PROJ_ID are used.

Sun Nov  3 03:21:28 1996  Heiko Schroeder  <Heiko.Schroeder@post.rwth-aachen.de>

	* locale/programs/ld-numeric.c (numeric_output): Compute idx[0]
	correctly.

Sat Nov  2 17:44:32 1996  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/posix/cuserid.c: Use reentrant functions.
	* manual/users.texi: Tell that cuserid is marked to be withdrawn in
	XPG4.2.

Sat Nov  2 14:26:37 1996  Ulrich Drepper  <drepper@cygnus.com>

	Linus said he will make sure no system call will return a value
	in -1 ... -4095 as a valid result.
	* sysdeps/unix/sysv/linux/i386/sysdep.h: Correct test for error.
	* sysdeps/unix/sysv/linux/i386/syscall.S: Likewise.
	* sysdeps/unix/sysv/linux/m68k/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/m68k/syscall.S: Likewise.

Sat Nov  2 16:54:49 1996  NIIBE Yutaka  <gniibe@mri.co.jp>

	* sysdeps/stub/lockfile.c [!USE_IN_LIBIO]: Define weak alias for
	__funlockfile, not a circular alias.
	Define __IO_ftrylockfile if USE_IN_LIBIO and __ftrylockfile if not,
	not vice versa.

	* sysdeps/unix/sysv/linux/i386/sysdep.S (__errno_location): Make
	it a weak symbol.
	* sysdeps/unix/sysv/linux/m68k/sysdep.S (__errno_location): Likewise.


	Likewise.

	* crypt/Makefile (rpath-link): Extend search path to current directory.

1 files changed, 26 insertions, 20 deletions

diff --git a/manual/intro.texi b/manual/intro.texi
index 19f04a1474..382f35c039 100644
--- a/manual/intro.texi
+++ b/manual/intro.texi
@@ -78,11 +78,11 @@ standards each function or symbol comes from.
 
 @menu
 * ANSI C::                      The American National Standard for the
-				 C programming language.  
+				 C programming language.
 * POSIX::                       The IEEE 1003 standards for operating
-                                 systems. 
+                                 systems.
 * Berkeley Unix::               BSD and SunOS.
-* SVID::                        The System V Interface Description.  
+* SVID::                        The System V Interface Description.
 @end menu
 
 @node ANSI C, POSIX,  , Standards and Portability
@@ -152,7 +152,7 @@ pattern matching facilities (@pxref{Pattern Matching}).
 @comment Roland sez:
 @comment The GNU C library as it stands conforms to 1003.2 draft 11, which
 @comment specifies:
-@comment 
+@comment
 @comment Several new macros in <limits.h>.
 @comment popen, pclose
 @comment <regex.h> (which is not yet fully implemented--wait on this)
@@ -210,7 +210,7 @@ the GNU C library.
 
 @menu
 * Header Files::                How to include the header files in your
-                                 programs. 
+                                 programs.
 * Macro Definitions::           Some functions in the library may really
                                  be implemented as macros.
 * Reserved Names::              The C standard reserves some names for
@@ -332,7 +332,7 @@ function---perhaps to make your program easier to debug.  There are
 two ways you can do this:
 
 @itemize @bullet
-@item 
+@item
 You can avoid a macro definition in a specific use by enclosing the name
 of the function in parentheses.  This works because the name of the
 function doesn't appear in a syntactic context where it is recognizable
@@ -429,7 +429,7 @@ raise the possibility of conflict with future versions of the C
 or POSIX standards, so you should avoid these names.
 
 @itemize @bullet
-@item 
+@item
 Names beginning with a capital @samp{E} followed a digit or uppercase
 letter may be used for additional error code names.  @xref{Error
 Reporting}.
@@ -526,11 +526,11 @@ Here is an overview of the contents of the remaining chapters of
 this manual.
 
 @itemize @bullet
-@item 
+@item
 @ref{Error Reporting}, describes how errors detected by the library
 are reported.
 
-@item 
+@item
 @ref{Language Features}, contains information about library support for
 standard parts of the C language, including things like the @code{sizeof}
 operator and the symbolic constant @code{NULL}, how to write functions
@@ -539,18 +539,18 @@ ranges and other properties of the numerical types.  There is also a simple
 debugging mechanism which allows you to put assertions in your code, and
 have diagnostic messages printed if the tests fail.
 
-@item 
+@item
 @ref{Memory Allocation}, describes the GNU library's facilities for
 dynamic allocation of storage.  If you do not know in advance how much
 storage your program needs, you can allocate it dynamically instead,
 and manipulate it via pointers.
 
-@item 
+@item
 @ref{Character Handling}, contains information about character
 classification functions (such as @code{isspace}) and functions for
 performing case conversion.
 
-@item 
+@item
 @ref{String and Array Utilities}, has descriptions of functions for
 manipulating strings (null-terminated character arrays) and general
 byte arrays, including operations such as copying and comparison.
@@ -595,7 +595,7 @@ Internet host addressing and how to use the system network databases.
 attributes of a terminal device.  If you want to disable echo of
 characters typed by the user, for example, read this chapter.
 
-@item 
+@item
 @ref{Mathematics}, contains information about the math library
 functions.  These include things like random-number generators and
 remainder functions on integers as well as the usual trigonometric and
@@ -606,7 +606,7 @@ exponential functions on floating-point numbers.
 for simple arithmetic, analysis of floating-point values, and reading
 numbers from strings.
 
-@item 
+@item
 @ref{Searching and Sorting}, contains information about functions
 for searching and sorting arrays.  You can use these functions on any
 kind of array by providing an appropriate comparison function.
@@ -619,13 +619,13 @@ and shell file name patterns, and for expanding words as the shell does.
 @ref{Date and Time}, describes functions for measuring both calendar time
 and CPU time, as well as functions for setting alarms and timers.
 
-@item 
+@item
 @ref{Extended Characters}, contains information about manipulating
 characters and strings using character sets larger than will fit in
-the usual @code{char} data type.  
+the usual @code{char} data type.
 
-@item 
-@ref{Locales}, describes how selecting a particular country 
+@item
+@ref{Locales}, describes how selecting a particular country
 or language affects the behavior of the library.  For example, the locale
 affects collation sequences for strings and how monetary values are
 formatted.
@@ -645,7 +645,7 @@ critical sections of your program.
 @ref{Process Startup}, tells how your programs can access their
 command-line arguments and environment variables.
 
-@item 
+@item
 @ref{Processes}, contains information about how to start new processes
 and run programs.
 
@@ -656,6 +656,12 @@ interest if you are writing a shell or other program which handles job
 control specially.
 
 @item
+@ref{Name Service Switch}, describes the services which are available
+for looking up names in the system databases, how to determine which
+service is used for which database, and how these services are
+implemented so that contributors can design their own services.
+
+@item
 @ref{User Database}, and @ref{Group Database}, tell you how to access
 the system user and group databases.
 
@@ -664,7 +670,7 @@ the system user and group databases.
 about the hardware and software configuration your program is executing
 under.
 
-@item 
+@item
 @ref{System Configuration}, tells you how you can get information about
 various operating system limits.  Most of these parameters are provided for
 compatibility with POSIX.