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>

1 files changed, 34 insertions, 35 deletions

diff --git a/stdio/stdio.h b/stdio/stdio.h
index bd2ffa8..b2d0644 100644
--- a/stdio/stdio.h
+++ b/stdio/stdio.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 93, 94, 95, 96, 97 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
@@ -307,7 +307,7 @@ extern char *tmpnam_r __P ((char *__s));
 #endif
 
 
-#if defined(__USE_SVID) || defined(__USE_XOPEN)
+#if defined __USE_SVID || defined __USE_XOPEN
 /* Generate a unique temporary filename using up to five characters of PFX
    if it is not NULL.  The directory to put this file in is searched for
    as follows: First the environment variable "TMPDIR" is checked.
@@ -339,8 +339,9 @@ extern int fcloseall __P ((void));
 /* Open a file and create a new stream for it.  */
 extern FILE *fopen __P ((__const char *__filename, __const char *__modes));
 /* Open a file, replacing an existing stream with it. */
-extern FILE *freopen __P ((__const char *__filename,
-			   __const char *__modes, FILE *__stream));
+extern FILE *freopen __P ((__const char *__restrict __filename,
+			   __const char *__rstrict __modes,
+			   FILE *__restrict __stream));
 
 /* Return a new, zeroed, stream.
    You must set its cookie and io_mode.
@@ -376,11 +377,11 @@ extern FILE *open_memstream __P ((char **__bufloc, size_t *__sizeloc));
 
 /* If BUF is NULL, make STREAM unbuffered.
    Else make it use buffer BUF, of size BUFSIZ.  */
-extern void setbuf __P ((FILE *__stream, char *__buf));
+extern void setbuf __P ((FILE *__restrict __stream, char *__restrict __buf));
 /* Make STREAM use buffering mode MODE.
    If BUF is not NULL, use N bytes of it for buffering;
    else allocate an internal buffer N bytes long.  */
-extern int setvbuf __P ((FILE *__stream, char *__buf,
+extern int setvbuf __P ((FILE *__restrict __stream, char *__restrict __buf,
 			 int __modes, size_t __n));
 
 #ifdef	__USE_BSD
@@ -394,24 +395,29 @@ extern void setlinebuf __P ((FILE *__stream));
 
 
 /* Write formatted output to STREAM.  */
-extern int fprintf __P ((FILE *__stream, __const char *__format, ...));
+extern int fprintf __P ((FILE *__restrict __stream,
+			 __const char *__restrict __format, ...));
 /* Write formatted output to stdout.  */
-extern int printf __P ((__const char *__format, ...));
+extern int printf __P ((__const char *__restrict __format, ...));
 /* Write formatted output to S.  */
-extern int sprintf __P ((char *__s, __const char *__format, ...));
+extern int sprintf __P ((char *__restrict __s,
+			 __const char *__restrict __format, ...));
 
 /* Write formatted output to S from argument list ARG.  */
-extern int vfprintf __P ((FILE *__s, __const char *__format,
+extern int vfprintf __P ((FILE *__restrict __s,
+			  __const char *__restrict __format,
 			  __gnuc_va_list __arg));
 /* Write formatted output to stdout from argument list ARG.  */
-extern int vprintf __P ((__const char *__format, __gnuc_va_list __arg));
+extern int vprintf __P ((__const char *__restrict __format,
+			 __gnuc_va_list __arg));
 /* Write formatted output to S from argument list ARG.  */
-extern int vsprintf __P ((char *__s, __const char *__format,
+extern int vsprintf __P ((char *__restrict __s,
+			  __const char *__restrict __format,
 			  __gnuc_va_list __arg));
 
 #ifdef	__OPTIMIZE__
 extern __inline int
-vprintf (const char *__fmt, __gnuc_va_list __arg)
+vprintf (const char *__restrict __fmt, __gnuc_va_list __arg)
 {
   return vfprintf (stdout, __fmt, __arg);
 }
@@ -443,11 +449,13 @@ extern int dprintf __P ((int __fd, __const char *__fmt, ...));
 
 
 /* Read formatted input from STREAM.  */
-extern int fscanf __P ((FILE *__stream, __const char *__format, ...));
+extern int fscanf __P ((FILE *__restrict __stream,
+			__const char *__restrict __format, ...));
 /* Read formatted input from stdin.  */
-extern int scanf __P ((__const char *__format, ...));
+extern int scanf __P ((__const char *__restrict __format, ...));
 /* Read formatted input from S.  */
-extern int sscanf __P ((__const char *__s, __const char *__format, ...));
+extern int sscanf __P ((__const char *__restrict __s,
+			__const char *__restrict __format, ...));
 
 #ifdef	__USE_GNU
 /* Read formatted input from S into argument list ARG.  */
@@ -556,7 +564,8 @@ extern int putw __P ((int __w, FILE *__stream));
 
 
 /* Get a newline-terminated string of finite length from STREAM.  */
-extern char *fgets __P ((char *__s, int __n, FILE *__stream));
+extern char *fgets __P ((char *__restrict __s, int __n,
+			 FILE *__restrict __stream));
 
 /* Get a newline-terminated string from stdin, removing the newline.
    DO NOT USE THIS FUNCTION!!  There is no limit on how much it will read.  */
@@ -582,27 +591,17 @@ ssize_t getline __P ((char **__lineptr, size_t *__n, FILE *__stream));
 
 #ifdef	__OPTIMIZE__
 extern __inline ssize_t
-__getline (char **__lineptr, size_t *__n, FILE *__stream)
-{
-  return __getdelim (__lineptr, __n, '\n', __stream);
-}
-
-extern __inline ssize_t
-getdelim (char **__lineptr, size_t *__n, int __delimiter, FILE *__stream)
-{
-  return __getdelim (__lineptr, __n, __delimiter, __stream);
-}
-extern __inline ssize_t
 getline (char **__lineptr, size_t *__n, FILE *__stream)
 {
-  return __getline (__lineptr, __n, __stream);
+  return __getdelim (__lineptr, __n, '\n', __stream);
 }
 #endif /* Optimizing.  */
 #endif
 
 
 /* Write a string to STREAM.  */
-extern int fputs __P ((__const char *__s, FILE *__stream));
+extern int fputs __P ((__const char *__restrict __s,
+		       FILE *__restrict __stream));
 /* Write a string, followed by a newline, to stdout.  */
 extern int puts __P ((__const char *__s));
 
@@ -612,11 +611,11 @@ extern int ungetc __P ((int __c, FILE *__stream));
 
 
 /* Read chunks of generic data from STREAM.  */
-extern size_t fread __P ((__ptr_t __ptr, size_t __size,
-			  size_t __n, FILE *__stream));
+extern size_t fread __P ((__ptr_t __restrict __ptr, size_t __size,
+			  size_t __n, FILE *__restrict __stream));
 /* Write chunks of generic data to STREAM.  */
-extern size_t fwrite __P ((__const __ptr_t __ptr, size_t __size,
-			   size_t __n, FILE *__s));
+extern size_t fwrite __P ((__const __ptr_t __restrict __ptr, size_t __size,
+			   size_t __n, FILE *__restrict __s));
 
 
 /* Seek to a certain position on STREAM.  */
@@ -627,7 +626,7 @@ extern long int ftell __P ((FILE *__stream));
 extern void rewind __P ((FILE *__stream));
 
 /* Get STREAM's position.  */
-extern int fgetpos __P ((FILE *__stream, fpos_t *__pos));
+extern int fgetpos __P ((FILE *__restrict __stream, fpos_t *__restrict __pos));
 /* Set STREAM's position.  */
 extern int fsetpos __P ((FILE *__stream, __const fpos_t *__pos));