update from main archive 961126cvs/libc-961127

Wed Nov 27 06:10:10 1996  Ulrich Drepper  <drepper@cygnus.com>

	* Makefile: Fix typo.

	* configure: Require autoconf-2.11.

	* elf/dl-deps.c: Terminate duplicate list.

	* libio/libio.h: Add prototypes for _IO_seekoff and _IO_seekpos.
	* libio/strfile.h: Update from current libg++.
	* libio/strops.c: Likewise.

	* login/Makefile (routines): Update after correction of reentrant
	interface.
	* login/endutent.c: Removed.
	* login/endutent_r.c: Likewise.
	* login/pututline.c: Likewise.
	* login/pututline_r.c: Likewise.
	* login/setutent.c: Likewise.
	* login/setutent_r.c: Likewise.
	* login/getutent.c: Update for new interface.
	* login/getutent_r.c: Likewise.
	* login/getutid.c: Likewise.
	* login/getutid_r.c: Likewise.
	* login/getutline.c: Likewise.
	* login/getutline_r.c: Likewise.
	* login/login.c: Likewise.
	* login/logout.c: Likewise.
	* login/logwtmp.c: Likewise.
	* login/utmp.h: Likewise.
	* sysdeps/unix/getlogin.c: Likewise.
	* sysdeps/unix/getlogin_r.c: Likewise.
	* login/utmp-private.h: New private header.
	* login/utmp_db.c: Stub DB backend for utmp handler.
	* login/utmp_file.c: File backend for utmp handler.
	* sysdeps/gnu/utmpbits.h (struct utmp): Add some more fields.
	(enum utlogin): List of record types.
	(struct exit_status): Record to align with other implementations.

	* sysdeps/generic/paths.h: Add _PATH_UTMP_DB.
	* sysdeps/unix/sysv/linux/paths.h: Likewise.

	* sysdeps/generic/pty.c: Use getgrnam_r instead of getgrnam.

	* sysdeps/stub/getlogin.c: Update copyright.
	* sysdeps/stub/getlogin_r.c: Likewise.

	* nss/getXXbyYY_r.c: Use -1l for error-pointer value instead of -1.
	* nss/getXXent_r.c: Likewise.
	* nss/nsswitch.c: Likewise.

	* posix/Makefile (headers): Add wait.h.
	* posix/wait.h: New file.

	* posix/sys/types.h: Always define intN_t types.

	* stdio-common/Makefile: Update copyright.
	Use -Wno-format flag for scanf4.c and scanf7.c.

	* stdlib/stdlib.h: Reformat.

	* time/africa: Update from ADO tzdata1996m.
	* time/antarctica: Likewise.
	* time/asia: Likewise.
	* time/australia: Likewise.
	* time/etcetera: Likewise.
	* time/europe: Likewise.
	* time/northamerica: Likewise.
	* time/southamerica: Likewise.
	* time/zone.tab: Likewise.

Fri Nov 22 19:34:12 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/posix/getcwd.c (__getcwd): After resizing the buffer
	move the current contents to the end and relocate file name
	pointer to upper half of the buffer.

Sun Nov 24 04:56:19 1996  Ulrich Drepper  <drepper@cygnus.com>

	* time/africa: Update from ADO tzdata1996m.
	* time/antarctica: Likewise.
	* time/asia: Likewise.
	* time/australia: Likewise.
	* time/etcetera: Likewise.
	* time/europe: Likewise.
	* time/nothamerica: Likewise.
	* time/southameria: Likewise.
	* time/zone.tab: Likewise.

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

	* posix/wait.h: New file.
	* posix/Makefile (headers): Add wait.h.

Sat Nov 23 17:27:52 1996  Roland McGrath  <roland@gnu.ai.mit.edu>

	* Makeconfig ($(common-objpfx)soversions.mk): Use regular
	expression instead of shell pattern matching.
	* shlib-versions: Change to regular expressions.

Sat Nov 23 13:24:55 1996  Ulrich Drepper  <drepper@cygnus.com>

	* io/stat.c: Add section from libgcc to copyright comment
	to allow this file to be statically linked in applications.
	* io/fstat.c: Likewise.
	* io/lstat.c: Likewise.
	* io/mknod.c: Likewise.

Fri Nov 22 15:14:23 1996  Ulrich Drepper  <drepper@cygnus.com>

	* csu/initfini.c: Add section from libgcc to copyright comment
	to allow this file to be statically linked in applications.

	* malloc/obstack.h [!_LIBC && !HAVE_STRING_H]: Define memcpy if
	not already defined.
	(obstack_grow, obstack_grow0): Correct placement of braces.

	* gnu-versions.h (_GNU_OBSTACK_INTERFACE_VERSION): Define to 2.
	* malloc/obstack.c (OBSTACK_INTERFACE_VERSION): Define to 2.

Thu Nov 21 19:54:51 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makerules (make-link): Simplify by changing directory only if
	not using rellns-sh; check whether we really have symbolic links.

	* rellns-sh: Fix the case of $(dirname $2) being a prefix of
	$(dirname $1); use status of ln for exit code; make more robust
	against multiple slashes in a row.

Thu Nov 21 13:05:21 1996  Thomas Bushnell, n/BSG  <thomas@gnu.ai.mit.edu>

	* configure.in (after AC_CANONICAL_HOST): mutate *-*-gnu* names
	into *-*-gnu-gnu*.
	* shlib-versions (gnu versions): Recognize *-*-gnu-gnu* instead of
	the three-part name, to distinguish correctly from *-*-linux-gnu*.

	* sysdeps/mach/hurd/Makefile ($(libdir)/libc.so): Depend on
	$(rpcuserlibs).

	* sysdeps/mach/hurd/Makefile (install-others): Add
	$(libdir)/libc_p.a.
	($(libdir)/libc_p.a): New rule.
	* sysdeps/mach/hurd/libc_p-ldscript: New file.
	* sysdeps/mach/hurd/Dist: Add libc_p-ldscript.

Wed Nov 20 20:28:21 1996  Richard Henderson  <rth@tamu.edu>

	* Makerules (make-link): Use $(shell) to find rellns-sh before we cd.
	* time/Makefile: Likewise.

	* sysdeps/alpha/elf/Makefile: New file.  Build crtbegin.o & crtend.o.
	* sysdeps/alpha/elf/Dist: New file.
	* sysdeps/alpha/elf/crtbegin.S, sysdeps/alpha/elf/crtend.S: New files.
	The bits currently distributed with GCC fail in two ways -- they don't
	understand multiple .got subsections and the extents of the lists are
	dynamicly bound meaning that the application's lists get executed
	multiple times and the library's lists never get executed.

Wed Nov 20 00:42:45 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* stdlib/strtod.c: Fix previous change.

Wed Nov 20 22:07:58 1996  Andreas Jaeger  <aj@arthur.pfalz.de>

	* time/Makefile ($(installed-localtime-file)): Use $(..) to find
	rellns-sh script.

Wed Nov 20 12:50:54 1996  Ulrich Drepper  <drepper@cygnus.com>

	* stdio-common/Makefile: Add CFLAGS-scanf7.c to prevent warning.
	Likesie for scanf4.c

1 files changed, 63 insertions, 19 deletions

diff --git a/time/northamerica b/time/northamerica
index 5c0c02cc93..af81c5edb9 100644
--- a/time/northamerica
+++ b/time/northamerica
@@ -1,4 +1,4 @@
-# @(#)northamerica	7.28
+# @(#)northamerica	7.29
 # also includes Central America and the Caribbean
 
 # This data is by no means authoritative; if you think you know better,
@@ -462,11 +462,19 @@ Link	Pacific/Honolulu	HST
 ################################################################################
 
 
-# From Paul Eggert <eggert@twinsun.com> (1993-11-18):
+# From Paul Eggert <eggert@twinsun.com> (1996-11-22):
 # A good source for time zone historical data outside the US is
 # Thomas G. Shanks, The International Atlas (3rd edition),
 # San Diego: ACS Publications, Inc. (1991).
-# Except where otherwise noted, it is the source for the data below.
+#
+# Gwillim Law <LAW@encmail.encompass.com> writes that a good source
+# for recent time zone data is the International Air Transport
+# Association's Standard Schedules Information Manual (IATA SSIM),
+# published semiannually.  Law sent in several helpful summaries
+# of the IATA's data after 1990.
+#
+# Except where otherwise noted, Shanks is the source for entries through 1990,
+# and IATA SSIM is the source for entries after 1990.
 #
 # Another source occasionally used is Edward W. Whitman, World Time Differences,
 # Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which
@@ -523,7 +531,7 @@ Rule	Canada	1974	max	-	Oct	lastSun	2:00	0	S
 Rule	Canada	1987	max	-	Apr	Sun>=1	2:00	1:00	D
 
 
-# Newfoundland
+# Newfoundland (except Labrador)
 
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	StJohns	1917	1918	-	Apr	Sun>=8	2:00	1:00	D
@@ -560,11 +568,23 @@ Rule	StJohns	1989	max	-	Apr	Sun>=1	2:00	1:00	D
 # St John's has an apostrophe, but Posix file names can't have apostrophes.
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone America/St_Johns	-3:30:52 -	LMT	1884
-			-3:31	StJohns	N%sT	1935 Mar 30
+			-3:30:52 StJohns N%sT	1935 Mar 30
 			-3:30	StJohns	N%sT
 
 
-# Labrador, New Brunswick, Nova Scotia, Prince Edward I
+# east Labrador
+
+# The name `Happy Valley-Goose Bay' is too long; use `Goose Bay'.
+# Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
+Zone America/Goose_Bay	-4:01:40 -	LMT	1884 # Happy Valley-Goose Bay
+			-3:30:52 StJohns NST	1919
+			-3:30:52 -	NST	1935 Mar 30
+			-3:30	-	NST	1936
+			-3:30	StJohns	N%sT	1966 Mar 15 2:00
+			-4:00	StJohns	A%sT
+
+
+# west Labrador, New Brunswick, Nova Scotia, Prince Edward I
 
 # From Paul Eggert (1996-06-12):
 # Shanks writes that since 1970 most of this region has been like Halifax.
@@ -825,9 +845,17 @@ Zone America/Dawson_Creek -8:00:56 -	LMT	1884
 
 # Northwest Territories, Yukon
 
-# From Paul Eggert (1996-06-12):
+# From Paul Eggert (1996-10-07):
 # Dawson switched to PST in 1973.  Inuvik switched to MST in 1979.
 # Shanks's table for Watson Lake is corrupted, so we have no data there.
+# Mathew Englander <mathew@io.org> (1996-10-07) gives the following refs:
+#	* 1967. Paragraph 28(34)(g) of the Interpretation Act, S.C. 1967-68,
+#	c. 7 defines Yukon standard time as UTC-9.  This is still valid;
+#	see Interpretation Act, R.S.C. 1985, c. I-21, s. 35(1).
+#	* C.O. 1973/214 switched Yukon to PST on 1973-10-28 00:00.
+#	* O.I.C. 1980/02 established DST.
+#	* O.I.C. 1987/056 changed DST to Apr firstSun 2:00 to Oct lastSun 2:00.
+# Shanks says Yukon's 1973-10-28 switch was at 2:00; go with Englander.
 
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	NT_YK	1918	only	-	Apr	14	2:00	1:00	D
@@ -857,7 +885,7 @@ Zone America/Whitehorse	-9:00:12 -	LMT	1900 Aug 20
 			-9:00	NT_YK	Y%sT	1966 Jul 1 2:00
 			-8:00	NT_YK	P%sT
 Zone America/Dawson	-9:17:40 -	LMT	1900 Aug 20
-			-9:00	NT_YK	Y%sT	1973 Oct lastSun 2:00
+			-9:00	NT_YK	Y%sT	1973 Oct 28 0:00
 			-8:00	NT_YK	P%sT
 
 
@@ -1070,8 +1098,10 @@ Zone	America/Cayman	-5:25:32 -	LMT	1890		# Georgetown
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	CR	1979	1980	-	Feb	lastSun	0:00	1:00	D
 Rule	CR	1979	1980	-	Jun	Sun>=1	0:00	0	S
-Rule	CR	1991	only	-	Jan	19	0:00	1:00	D
-Rule	CR	1991	only	-	Jul	1	0:00	0	S
+Rule	CR	1991	1992	-	Jan	Sat>=15	0:00	1:00	D
+# IATA SSIM (1991-09) says the following was at 1:00; go with Shanks.
+Rule	CR	1991	only	-	Jul	 1	0:00	0	S
+Rule	CR	1992	only	-	Mar	15	0:00	0	S
 # There are too many San Joses elsewhere, so we'll use `Costa Rica'.
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone America/Costa_Rica	-5:36:20 -	LMT	1890		# San Jose
@@ -1114,10 +1144,11 @@ Rule	Cuba	1978	only	-	May	7	0:00	1:00	D
 Rule	Cuba	1978	1980	-	Oct	Sun>=8	0:00	0	S
 Rule	Cuba	1979	1980	-	Mar	Sun>=15	0:00	1:00	D
 Rule	Cuba	1981	1985	-	May	Sun>=5	0:00	1:00	D
-Rule	Cuba	1981	max	-	Oct	Sun>=8	0:00	0	S
+Rule	Cuba	1981	1990	-	Oct	Sun>=8	0:00	0	S
 Rule	Cuba	1986	1989	-	Mar	Sun>=14	0:00	1:00	D
-Rule	Cuba	1990	only	-	Apr	1	0:00	1:00	D
-Rule	Cuba	1991	max	-	Mar	Sun>=14	0:00	1:00	D
+Rule	Cuba	1990	max	-	Apr	Sun>=1	0:00	1:00	D
+Rule	Cuba	1991	1995	-	Oct	Sun>=8	0:00s	0	S
+Rule	Cuba	1996	max	-	Oct	Sun>=1	0:00s	0	S
 
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	America/Havana	-5:29:28 -	LMT	1890
@@ -1168,6 +1199,8 @@ Rule	Guat	1973	only	-	Nov	25	0:00	1:00	D
 Rule	Guat	1974	only	-	Feb	24	0:00	0	S
 Rule	Guat	1983	only	-	May	21	0:00	1:00	D
 Rule	Guat	1983	only	-	Sep	22	0:00	0	S
+Rule	Guat	1991	only	-	Mar	23	0:00	1:00	D
+Rule	Guat	1991	only	-	Sep	 7	0:00	0	S
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone America/Guatemala	-6:02:04 -	LMT	1918 Oct 5
 			-6:00	Guat	C%sT
@@ -1177,8 +1210,9 @@ Zone America/Guatemala	-6:02:04 -	LMT	1918 Oct 5
 Rule	Haiti	1983	only	-	May	8	0:00	1:00	D
 Rule	Haiti	1984	1987	-	Apr	lastSun	0:00	1:00	D
 Rule	Haiti	1983	1987	-	Oct	lastSun	0:00	0	S
-Rule	Haiti	1988	max	-	Apr	Sun>=1	2:00	1:00	D
-Rule	Haiti	1988	max	-	Oct	lastSun	2:00	0	S
+# Shanks says AT is 2:00, but IATA SSIM (1991/1996) says 1:00s.  Go with IATA.
+Rule	Haiti	1988	max	-	Apr	Sun>=1	1:00s	1:00	D
+Rule	Haiti	1988	max	-	Oct	lastSun	1:00s	0	S
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone America/Port-au-Prince -4:49:20 -	LMT	1890
 			-4:49	-	PPMT	1917 Jan 24 12:00 # P-a-P MT
@@ -1203,7 +1237,8 @@ Zone America/Tegucigalpa -5:48:52 -	LMT	1921 Apr
 Zone	America/Jamaica	-5:07:12 -	LMT	1890		# Kingston
 			-5:07	-	KMT	1912 Feb    # Kingston Mean Time
 			-5:00	-	EST	1974 Jan 6 2:00
-			-5:00	US	E%sT
+			-5:00	US	E%sT	1984
+			-5:00	-	EST
 
 # Martinique
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
@@ -1222,12 +1257,15 @@ Zone America/Montserrat	-4:08:52 -	LMT	1911 Jul 1 0:01   # Plymouth
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Nic	1979	1980	-	Mar	Sun>=16	0:00	1:00	D
 Rule	Nic	1979	1980	-	Jun	Mon>=23	0:00	0	S
+Rule	Nic	1992	only	-	Jan	1	4:00	1:00	D
+Rule	Nic	1992	only	-	Sep	24	0:00	0	S
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	America/Managua	-5:45:08 -	LMT	1890
 			-5:45	-	MMT	1934 Jun 23  # Managua Mean Time
 			-6:00	-	CST	1973 May
 			-5:00	-	EST	1975 Feb 16
-			-6:00	Nic	C%sT
+			-6:00	Nic	C%sT	1993 Jan 1 4:00
+			-5:00	-	EST
 
 # Panama
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
@@ -1268,11 +1306,17 @@ Zone America/St_Vincent	-4:04:56 -	LMT	1890		# Kingstown
 			-4:00	-	AST
 
 # Turks and Caicos
+# From Paul Eggert (1996-11-22):
+# Shanks says they use US DST rules, but IATA SSIM (1991/1996)
+# says they switch at midnight.  Go with IATA SSIM.
+# Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
+Rule	TC	1979	1986	-	Apr	lastSun	0:00	1:00	D
+Rule	TC	1979	max	-	Oct	lastSun	0:00	0	S
+Rule	TC	1987	max	-	Apr	Sun>=1	0:00	1:00	D
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone America/Grand_Turk	-4:44:32 -	LMT	1890
 			-5:07	-	KMT	1912 Feb    # Kingston Mean Time
-			-5:00	-	EST	1979 Apr 29 2:00
-			-5:00	US	E%sT
+			-5:00	TC	E%sT
 
 # British Virgin Is
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]