update from main archive 970221 cvs/libc-970223 cvs/libc-970222

1997-02-22 00:17  Ulrich Drepper  <drepper@cygnus.com>

	* catgets/gencat.c: Change to use argp.
	* db/makedb: Likewise.
	* locale/programs/localedef.c: Likewise.

	* locale/programs/locale.c: Little adjustment for better usage of
	argp.

1997-02-20 20:07  Greg McGary  <gkm@eng.ascend.com>

	* Makeconfig: Add rules for libc with bounded pointers.
	* Makerules: Likewise.
	* config.make.in: Likewise.
	* configure.in: Likewise.

1997-02-21 10:41  Miles Bader  <miles@gnu.ai.mit.edu>

	* argp.h (OPTION_NO_USAGE): New macro.
	* argp-help.c (usage_long_opt, usage_argful_short_opt,
	add_argless_short_opt): Implement OPTION_NO_USAGE.

1997-02-20 16:41  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* malloc/obstack.h: Fix typo.

1997-02-20 15:56  Miles Bader  <miles@gnu.ai.mit.edu>

	* argp-fmtstream.c (__argp_fmtstream_update): Account for case
	where NEXTLINE points one past the end of the active buffer.

	* argp-help.c <stddef.h>: New include.
	(__argp_failure): Only exit if STATE says it's ok.
	(print_header, hol_entry_help): Use UPARAMS fields rather than
	constants.
	(_help): Call fill_in_uparams if necessary.
	(struct hol_help_state): New type.
	(struct pentry_state): Add hhstate field.  Remove prev_entry &
	sep_groups fields.
	(hol_entry_help): Add HHSTATE parameter.  Remove prev_entry &
	sep_groups parameters.
	Suppress duplicate arguments if requested, and note the fact.
	(print_header, comma): Use PEST->hhstate fields.
	(hol_help): Add HHSTATE variable & pass to hol_entry_help.
	Remove LAST_ENTRY & SEP_GROUPS variables.
	If any suplicate arguments were suppressed, print explanatory note.
	(filter_doc): Replace PEST parameter with STATE.
	(struct uparams): New type.
	(uparams): New variable.
	(struct uparam_name): New type.
	(uparam_names): New variable.
	(fill_in_uparams): New function.
	(__argp_failure, __argp_error, __argp_state_help): Make STATE
	parameter const.
	* argp.h (argp_state_help, __argp_state_help, argp_usage,
	__argp_usage, argp_error, __argp_error, argp_failure,
	__argp_failure): Make STATE parameter const.
	(ARGP_KEY_HELP_DUP_ARGS_NOTE): New macro.

	* argp.h (argp_program_bug_address): Make const.

1997-02-20 19:20  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/mman/syscalls.list: Explain msync interface.

1997-02-19 01:37  Erik Troan  <ewt@redhat.com>

	* shadow/sgetspent_r.c: Accept empty third, fourth and fifth fields.

1997-02-20 14:44  Andreas Jaeger  <aj@arthur.pfalz.de>

	* stdio-common/test-fseek.c: Remove temporary file, add
	copyright.

1997-02-20 17:51  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/generic/netinet/in.h: Protect contents using
	__BEGIN/END_DECLS.  Reported by a sun <asun@zoology.washington.edu>.

	* inet/net/ethernet.h: Move to sysdeps/unix/sysv/linux/net.
	* inet/Makefile (headers): Remove net/ethernet.h.
	* sysdeps/unix/sysv/linux/Makefile: Install net/ethernet.h.
	* sysdeps/unix/sysv/linux/Dist: Distribute net/ethernet.h.

1997-02-20 15:23  Thorsten Kukuk  <kukuk@weber.uni-paderborn.de>

	* nss/nsswitch.c (__nss_configure_lookup): Use correct test when
	searching in sorted array.

1997-02-20 01:24  Philip Blundell  <pjb27@cam.ac.uk>

	* inet/getnameinfo.c: Change to use reentrant getXXbyYY functions
	and protect modification of global data.

1997-02-19 18:48  Miles Bader  <miles@gnu.ai.mit.edu>

	* argp-parse.c (argp_default_parser): Set STATE->name for OPT_PROGNAME.
	(parser_init): Use the basename for PARSER->state.name.
	* argp-help.c (__argp_error, __argp_failure, __argp_state_help):
	Use PROGRAM_INVOCATION_SHORT_NAME instead of PROGRAM_INVOCATION_NAME.

	* argp-parse.c (parser_init): Set PARSER->state.flags.
	Make check whether PARSER has the prog name in argv[0] at the
	proper place.

1997-02-19 23:34  Ulrich Drepper  <drepper@cygnus.com>

	* locale/programs/ld-time.c (time_finish): t_fmt_ampm is optional.
	Use default value instead of printing a warning.

	* nss/XXX-lookup.c: Add misssing explanation.

1997-02-19 19:14  Andreas Jaeger  <aj@arthur.pfalz.de>

	* inet/in6_addr.c: Add missing braces.

	* inet/getnameinfo.c: Include <arpa/inet.h>.

	* sysdeps/posix/getaddrinfo.c: Include <arpa/inet.h>.

1997-02-19 11:46  Ulrich Drepper  <drepper@cygnus.com>

	* string/strxfrm.c (STRCOLL): Correct handling of `position'
	levels with no non-IGNOREd element and handling of NUL byte.
	* string/strcoll.c (STRXFRM): Likewise.
	* locale/weight.h: Likewise.

	* shadow/sgetspent_r.c (LINE_PARSER): Add missing ')'.

6 files changed, 94 insertions, 9 deletions

diff --git a/sysdeps/generic/netinet/in.h b/sysdeps/generic/netinet/in.h
index bc8af8809e..ad77c8be7d 100644
--- a/sysdeps/generic/netinet/in.h
+++ b/sysdeps/generic/netinet/in.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 modify
@@ -23,6 +23,7 @@
 
 #include <sys/socket.h>
 
+__BEGIN_DECLS
 
 /* Standard well-defined IP protocols.  */
 enum
@@ -207,4 +208,6 @@ extern unsigned short int htons __P ((unsigned short int));
 #define	htons(x)	(x)
 #endif
 
+__END_DECLS
+
 #endif	/* netinet/in.h */
diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c
index 042e0a5ef8..4d32ee02ac 100644
--- a/sysdeps/posix/getaddrinfo.c
+++ b/sysdeps/posix/getaddrinfo.c
@@ -64,6 +64,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <netinet/in.h>
 #include <netdb.h>
 #include <errno.h>
+#include <arpa/inet.h>
 
 #ifndef AF_LOCAL
 #define AF_LOCAL AF_UNIX
@@ -202,7 +203,7 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
 
   if (req->ai_protocol || req->ai_socktype) {
     for (tp++; tp->name &&
-	  ((req->ai_socktype != tp->socktype) || !req->ai_socktype) && 
+	  ((req->ai_socktype != tp->socktype) || !req->ai_socktype) &&
 	  ((req->ai_protocol != tp->protocol) || !req->ai_protocol); tp++);
     if (!tp->name)
       if (req->ai_socktype)
@@ -414,7 +415,7 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
 
   if (!pai) {
     i = 0;
-    goto ret; 
+    goto ret;
   };
 
   {
@@ -438,9 +439,9 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
 	char *tmpbuf = __alloca(tmpbuflen);
 	while (__gethostbyaddr_r(at2->addr,
 #if INET6
-	    (at2->family == AF_INET6) ? sizeof(struct in6_addr) : 
+	    (at2->family == AF_INET6) ? sizeof(struct in6_addr) :
 #endif /* INET6 */
-				 sizeof(struct in_addr), at2->family, 
+				 sizeof(struct in_addr), at2->family,
 				 &th, tmpbuf, tmpbuflen, &h, &herrno)) {
 	  if (herrno == NETDB_INTERNAL) {
 	    if (errno == ERANGE) {
@@ -454,7 +455,7 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
 	      goto ret;
 	    }
 	  } else {
-	    break; 
+	    break;
 	  }
 	}
 #endif /* RESOLVER */
@@ -462,7 +463,7 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
 	if (!h)
 	  h = _addr2hostname_hosts(at2->addr,
 #if INET6
-	    (at2->family == AF_INET6) ? sizeof(struct in6_addr) : 
+	    (at2->family == AF_INET6) ? sizeof(struct in6_addr) :
 #endif /* INET6 */
 	    sizeof(struct in_addr), at2->family);
 #endif /* HOSTTABLE */
@@ -516,7 +517,7 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
 	  memcpy(&((struct sockaddr_in *)(*pai)->ai_addr)->sin_addr, at2->addr, sizeof(struct in_addr));
 	  memset(((struct sockaddr_in *)(*pai)->ai_addr)->sin_zero, 0, sizeof(((struct sockaddr_in *)(*pai)->ai_addr)->sin_zero));
 	}
-	
+
 	if (c) {
 	  (*pai)->ai_canonname = (void *)(*pai) + sizeof(struct addrinfo) + i;
 	  strcpy((*pai)->ai_canonname, c);
diff --git a/sysdeps/unix/mman/syscalls.list b/sysdeps/unix/mman/syscalls.list
index dc63d89d7d..1d3173eafd 100644
--- a/sysdeps/unix/mman/syscalls.list
+++ b/sysdeps/unix/mman/syscalls.list
@@ -1,3 +1,7 @@
+# This interface desciption corresponds to the POSIX.1 description.  The
+# 4.4BSD interface is slightly different since the `msync' function takes
+# only 2 arguments.
+
 # File name	Caller	Syscall name	# args	Strong name	Weak names
 
 madvise		-	madvise		3	madvise
diff --git a/sysdeps/unix/sysv/linux/Dist b/sysdeps/unix/sysv/linux/Dist
index 0c5903dc89..9c41e50b4c 100644
--- a/sysdeps/unix/sysv/linux/Dist
+++ b/sysdeps/unix/sysv/linux/Dist
@@ -5,6 +5,7 @@ llseek.c
 siglist.h
 sysctl.c
 termio.h
+net/ethernet.h
 net/if.h
 net/if_arp.h
 net/if_ppp.h
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index ad77f8872c..888ab9bd85 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -35,7 +35,7 @@ endif
 
 ifeq ($(subdir),socket)
 sysdep_headers += sys/socketcall.h net/if.h net/if_ppp.h net/ppp-comp.h \
-		  net/ppp_defs.h net/if_arp.h net/route.h
+		  net/ppp_defs.h net/if_arp.h net/route.h net/ethernet.h
 sysdep_routines += cmsg_nxthdr
 endif
 
diff --git a/sysdeps/unix/sysv/linux/net/ethernet.h b/sysdeps/unix/sysv/linux/net/ethernet.h
new file mode 100644
index 0000000000..89a92c53f1
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/net/ethernet.h
@@ -0,0 +1,76 @@
+/* Copyright (C) 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.  */
+
+/* Based on the FreeBSD version of this file. Curiously, that file
+   lacks a copyright in the header. */
+
+#ifndef __NET_ETHERNET_H
+#define __NET_ETHERNET_H 1
+
+#include <sys/cdefs.h>
+#include <sys/types.h>
+#include <linux/if_ether.h>     /* IEEE 802.3 Ethernet constants */
+
+__BEGIN_DECLS
+
+/* This is a name for the 48 bit ethernet address available on many
+   systems.  */
+struct ether_addr
+{
+  u_int8_t ether_addr_octet[ETH_ALEN];
+};
+
+/* 10Mb/s ethernet header */
+struct ether_header
+{
+  u_int8_t  ether_dhost[ETH_ALEN];	/* destination eth addr	*/
+  u_int8_t  ether_shost[ETH_ALEN];	/* source ether addr	*/
+  u_int16_t ether_type;		        /* packet type ID field	*/
+};
+
+/* Ethernet protocol ID's */
+#define	ETHERTYPE_PUP		0x0200          /* Xerox PUP */
+#define	ETHERTYPE_IP		0x0800		/* IP */
+#define	ETHERTYPE_ARP		0x0806		/* Address resolution */
+#define	ETHERTYPE_REVARP	0x8035		/* Reverse ARP */
+
+#define	ETHER_ADDR_LEN	ETH_ALEN                 /* size of ethernet addr */
+#define	ETHER_TYPE_LEN	2                        /* bytes in type field */
+#define	ETHER_CRC_LEN	4                        /* bytes in CRC field */
+#define	ETHER_HDR_LEN	ETH_HLEN                 /* total octets in header */
+#define	ETHER_MIN_LEN	(ETH_ZLEN + ETH_CRC_LEN) /* min packet length */
+#define	ETHER_MAX_LEN	(ETH_FRAME_LEN + ETH_CRC_LEN) /* max packet length */
+
+/* make sure ethenet length is valid */
+#define	ETHER_IS_VALID_LEN(foo)	\
+	((foo) >= ETHER_MIN_LEN && (foo) <= ETHER_MAX_LEN)
+
+/*
+ * The ETHERTYPE_NTRAILER packet types starting at ETHERTYPE_TRAIL have
+ * (type-ETHERTYPE_TRAIL)*512 bytes of data followed
+ * by an ETHER type (as given above) and then the (variable-length) header.
+ */
+#define	ETHERTYPE_TRAIL		0x1000		/* Trailer packet */
+#define	ETHERTYPE_NTRAILER	16
+
+#define	ETHERMTU	ETH_DATA_LEN
+#define	ETHERMIN	(ETHER_MIN_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
+
+__END_DECLS
+
+#endif /* net/ethernet.h */