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authorUlrich Drepper <drepper@redhat.com>1997-08-29 01:19:12 +0000
committerUlrich Drepper <drepper@redhat.com>1997-08-29 01:19:12 +0000
commit39e16978c3b4ac8eaf2201fac56316623910d9da (patch)
tree054fff18119b31464b3133ad91050694130c7d2a
parent92f1da4da04a7a86ddee91be5eaf0b10c333ac64 (diff)
downloadglibc-39e16978c3b4ac8eaf2201fac56316623910d9da.tar.gz
glibc-39e16978c3b4ac8eaf2201fac56316623910d9da.tar.xz
glibc-39e16978c3b4ac8eaf2201fac56316623910d9da.zip
1997-08-29 02:36  Ulrich Drepper  <drepper@cygnus.com>

	* Makefile (version-info.h): Use ISO form for the date.

	* catgets/catgetsinfo.h: Include <bits/libc-lock.h>.
	(struct catalog_obj): Add lock field.
	(__open_catalog): Remove second parameter from prototype.
	* catgets/catgets.c (catopen): Initialize lock field.
	(catgets): Don't pass second parameter to __open_catalog.
	* catgets/gencat.c: Initialize lock field and don't pass second
	parameter to __open_catalog.
	* catgets/open_catalog.c (__open_catalog): Decide about use of
	path by examining path in struct, not based on extra argument.
	Acquire a the lock before trying to load the catalog and release
	it before returning.

	* csu/Makefile (abi-tag.h): Make sure target directory exists.

	* io/Makefile (headers): Add bits/poll.h.
	* io/sys/poll.h: Remove definitions of POLL* constants.
	Include <bits/poll.h>.
	* sysdeps/generic/bits/poll.h: New file.
	* sysdeps/unix/sysv/linux/bits/poll.h: New file.
	* sysdeps/unix/sysv/linux/m68k/bits/poll.h: New file.
	* sysdeps/unix/sysv/linux/mips/bits/poll.h: New file.
	* sysdeps/unix/sysv/linux/sparc/bits/poll.h: New file.

	* libio/fileops.c (_IO_file_read, _IO_file_write): Remove dead code.

	* malloc/obstack.c: Add casts to keep very verbose compilers on
	64bit machine quiet.

	* nss/Makefile (libnss_db.so): Find libdb.so in db2 directory.

1997-08-28 17:30  Ulrich Drepper  <drepper@cygnus.com>

	* catgets/catgets.c (catopen): Correctly determine length of string
	in NLSPATH evironment variable.  Patch by HJ Lu <hjl@gnu.ai.mit.edu>.

1997-08-27 23:19  Richard Henderson  <rth@cygnus.com>

	* sysdeps/generic/dl-sysdep.c (DL_FIND_ARG_COMPONENTS): Provide
	default macro to track down arguments from stack start.
	(_dl_sysdep_start): Use it.
	* sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c: Truncate to simply
	providing a special DL_FIND_ARG_COMPONENTS and including the next
	file up the line.

	* sysdeps/powerpc/e_sqrt.c: Move contents to w_sqrt.c and provide stub.
	* sysdeps/powerpc/e_sqrtf.c: Likewise.
	* sysdeps/powerpc/s_copysignf.S: Provide empty file; symbol is with
	the double precision version.
	* sysdeps/powerpc/s_fabsf.S: Likewise.
	* sysdeps/powerpc/s_isnanf.S: Likewise.
-rw-r--r--ChangeLog55
-rw-r--r--Makefile4
-rw-r--r--bits/poll.h38
-rw-r--r--catgets/catgets.c6
-rw-r--r--catgets/catgetsinfo.h7
-rw-r--r--catgets/gencat.c4
-rw-r--r--catgets/open_catalog.c28
-rw-r--r--csu/Makefile1
-rw-r--r--io/Makefile2
-rw-r--r--io/sys/poll.h25
-rw-r--r--libio/fileops.c29
-rw-r--r--localedata/CHECKSUMS8
-rw-r--r--localedata/Makefile7
-rw-r--r--localedata/README12
-rw-r--r--localedata/fmon-de_DE.exp30
-rw-r--r--localedata/fmon-en_US.exp30
-rw-r--r--localedata/locales/cs_CZ112
-rw-r--r--localedata/sort-test.sh2
-rw-r--r--localedata/tst-fmon.c65
-rwxr-xr-xlocaledata/tst-fmon.sh32
-rw-r--r--malloc/obstack.c10
-rw-r--r--nss/Makefile2
-rw-r--r--sysdeps/generic/bits/poll.h38
-rw-r--r--sysdeps/generic/dl-sysdep.c27
-rw-r--r--sysdeps/powerpc/e_sqrt.c142
-rw-r--r--sysdeps/powerpc/e_sqrtf.c137
-rw-r--r--sysdeps/powerpc/s_copysignf.S1
-rw-r--r--sysdeps/powerpc/s_fabsf.S1
-rw-r--r--sysdeps/powerpc/s_isnanf.S1
-rw-r--r--sysdeps/powerpc/w_sqrt.c141
-rw-r--r--sysdeps/powerpc/w_sqrtf.c136
-rw-r--r--sysdeps/unix/sysv/linux/bits/poll.h48
-rw-r--r--sysdeps/unix/sysv/linux/m68k/bits/poll.h43
-rw-r--r--sysdeps/unix/sysv/linux/mips/bits/poll.h48
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c154
-rw-r--r--sysdeps/unix/sysv/linux/sparc/bits/poll.h43
36 files changed, 906 insertions, 563 deletions
diff --git a/ChangeLog b/ChangeLog
index 95dde68ad9..86a662f7ff 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,58 @@
+1997-08-29 02:36  Ulrich Drepper  <drepper@cygnus.com>
+
+	* Makefile (version-info.h): Use ISO form for the date.
+
+	* catgets/catgetsinfo.h: Include <bits/libc-lock.h>.
+	(struct catalog_obj): Add lock field.
+	(__open_catalog): Remove second parameter from prototype.
+	* catgets/catgets.c (catopen): Initialize lock field.
+	(catgets): Don't pass second parameter to __open_catalog.
+	* catgets/gencat.c: Initialize lock field and don't pass second
+	parameter to __open_catalog.
+	* catgets/open_catalog.c (__open_catalog): Decide about use of
+	path by examining path in struct, not based on extra argument.
+	Acquire a the lock before trying to load the catalog and release
+	it before returning.
+
+	* csu/Makefile (abi-tag.h): Make sure target directory exists.
+
+	* io/Makefile (headers): Add bits/poll.h.
+	* io/sys/poll.h: Remove definitions of POLL* constants.
+	Include <bits/poll.h>.
+	* sysdeps/generic/bits/poll.h: New file.
+	* sysdeps/unix/sysv/linux/bits/poll.h: New file.
+	* sysdeps/unix/sysv/linux/m68k/bits/poll.h: New file.
+	* sysdeps/unix/sysv/linux/mips/bits/poll.h: New file.
+	* sysdeps/unix/sysv/linux/sparc/bits/poll.h: New file.
+
+	* libio/fileops.c (_IO_file_read, _IO_file_write): Remove dead code.
+
+	* malloc/obstack.c: Add casts to keep very verbose compilers on
+	64bit machine quiet.
+
+	* nss/Makefile (libnss_db.so): Find libdb.so in db2 directory.
+
+1997-08-28 17:30  Ulrich Drepper  <drepper@cygnus.com>
+
+	* catgets/catgets.c (catopen): Correctly determine length of string
+	in NLSPATH evironment variable.  Patch by HJ Lu <hjl@gnu.ai.mit.edu>.
+
+1997-08-27 23:19  Richard Henderson  <rth@cygnus.com>
+
+	* sysdeps/generic/dl-sysdep.c (DL_FIND_ARG_COMPONENTS): Provide
+	default macro to track down arguments from stack start.
+	(_dl_sysdep_start): Use it.
+	* sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c: Truncate to simply
+	providing a special DL_FIND_ARG_COMPONENTS and including the next
+	file up the line.
+
+	* sysdeps/powerpc/e_sqrt.c: Move contents to w_sqrt.c and provide stub.
+	* sysdeps/powerpc/e_sqrtf.c: Likewise.
+	* sysdeps/powerpc/s_copysignf.S: Provide empty file; symbol is with
+	the double precision version.
+	* sysdeps/powerpc/s_fabsf.S: Likewise.
+	* sysdeps/powerpc/s_isnanf.S: Likewise.
+
 1997-08-10 19:17  Philip Blundell  <Philip.Blundell@pobox.com>
 
 	* nss/nss_db/db-XXX.c: Include <db_185.h> not <db.h>.  Somebody
diff --git a/Makefile b/Makefile
index 9034b6fd40..5c233c860f 100644
--- a/Makefile
+++ b/Makefile
@@ -146,7 +146,7 @@ all-Banner-files = $(wildcard $(addsuffix /Banner, $(subdirs)))
 $(objpfx)version-info.h: $(+sysdir_pfx)config.make $(all-Banner-files)
 	(case $(config-os) in \
 	   linux*) version=`(echo -e "#include <linux/version.h>\nUTS_RELEASE"\
-			     | $(CC)  -E -P - | \
+			     | $(CC) -E -P - | \
 			     sed -e 's/"\([^"]*\)".*/\1/p' -e d) 2>/dev/null`;\
 		   if [ -z "$$version" ]; then \
 		     if [ -r /proc/version ]; then \
@@ -157,7 +157,7 @@ $(objpfx)version-info.h: $(+sysdir_pfx)config.make $(all-Banner-files)
 		     fi; \
 		   fi; \
 		   echo -n "\"Compiled on a Linux $$version system "; \
-		   echo "on `date +%Y/%m/%d`.\\n\"" ;; \
+		   echo "on `date +%Y-%m-%d`.\\n\"" ;; \
 	   *) ;; \
 	 esac; \
 	 files="$(all-Banner-files)";				\
diff --git a/bits/poll.h b/bits/poll.h
new file mode 100644
index 0000000000..55ec70e363
--- /dev/null
+++ b/bits/poll.h
@@ -0,0 +1,38 @@
+/* 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.  */
+
+
+/* Event types that can be polled for.  These bits may be set in `events'
+   to indicate the interesting event types; they will appear in `revents'
+   to indicate the status of the file descriptor.  */
+#define POLLIN		01              /* There is data to read.  */
+#define POLLPRI		02              /* There is urgent data to read.  */
+#define POLLOUT		04              /* Writing now will not block.  */
+
+/* Some aliases.  */
+#define POLLWRNORM	POLLOUT
+
+/* Event types always implicitly polled for.  These bits need not be set in
+   `events', but they will appear in `revents' to indicate the status of
+   the file descriptor.  */
+#define POLLERR         010             /* Error condition.  */
+#define POLLHUP         020             /* Hung up.  */
+#define POLLNVAL        040             /* Invalid polling request.  */
+
+/* Canonical number of polling requests to read in at a time in poll.  */
+#define NPOLLFILE	30
diff --git a/catgets/catgets.c b/catgets/catgets.c
index 4c6997e567..d5eefc9e08 100644
--- a/catgets/catgets.c
+++ b/catgets/catgets.c
@@ -87,7 +87,7 @@ catopen (const char *cat_name, int flag)
       if (nlspath != NULL && *nlspath != '\0')
 	{
 	  /* Append the system dependent directory.  */
-	  size_t len = strlen (nlspath + 1 + sizeof NLSPATH);
+	  size_t len = strlen (nlspath) + 1 + sizeof NLSPATH;
 	  char *tmp = alloca (len);
 
 	  __stpcpy (__stpcpy (__stpcpy (tmp, nlspath), ":"), NLSPATH);
@@ -111,6 +111,8 @@ catopen (const char *cat_name, int flag)
       result->nlspath = NULL;
     }
 
+  __libc_lock_init (result->lock);
+
   return (nl_catd) result;
 }
 
@@ -130,7 +132,7 @@ catgets (nl_catd catalog_desc, int set, int message, const char *string)
   catalog = (__nl_catd) catalog_desc;
 
   if (catalog->status == closed)
-    __open_catalog (catalog, 1);
+    __open_catalog (catalog);
 
   if (catalog->status == nonexisting)
     {
diff --git a/catgets/catgetsinfo.h b/catgets/catgetsinfo.h
index 292572decf..edb1099d8c 100644
--- a/catgets/catgetsinfo.h
+++ b/catgets/catgetsinfo.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>.
 
@@ -18,6 +18,7 @@
    Boston, MA 02111-1307, USA.  */
 
 #include <sys/types.h>
+#include <bits/libc-lock.h>
 
 
 struct catalog_obj
@@ -47,6 +48,8 @@ typedef struct catalog_info
 
   struct catalog_obj *file_ptr;
   size_t file_size;
+
+  __libc_lock_define (,lock);
 } *__nl_catd;
 
 
@@ -56,4 +59,4 @@ typedef struct catalog_info
 
 
 /* Prototypes for helper functions.  */
-void __open_catalog (__nl_catd __catalog, int __with_path);
+void __open_catalog (__nl_catd __catalog);
diff --git a/catgets/gencat.c b/catgets/gencat.c
index 9ce962c3c9..8d310d81f4 100644
--- a/catgets/gencat.c
+++ b/catgets/gencat.c
@@ -988,9 +988,11 @@ read_old (struct catalog *catalog, const char *file_name)
 
   old_cat_obj.status = closed;
   old_cat_obj.cat_name = file_name;
+  old_cat_obj.nlspath = NULL;
+  __libc_lock_init (old_cat_obj.lock);
 
   /* Try to open catalog, but don't look through the NLSPATH.  */
-  __open_catalog (&old_cat_obj, 0);
+  __open_catalog (&old_cat_obj);
 
   if (old_cat_obj.status != mmapped && old_cat_obj.status != malloced)
     if (errno == ENOENT)
diff --git a/catgets/open_catalog.c b/catgets/open_catalog.c
index 2c1cbb4a4c..62fb111e43 100644
--- a/catgets/open_catalog.c
+++ b/catgets/open_catalog.c
@@ -33,14 +33,22 @@
 
 
 void
-__open_catalog (__nl_catd catalog, int with_path)
+__open_catalog (__nl_catd catalog)
 {
   int fd;
   struct stat st;
   int swapping;
 
-  if (strchr (catalog->cat_name, '/') != NULL || !with_path)
-    fd = open (catalog->cat_name, O_RDONLY);
+  /* Make sure we are alone.  */
+  __libc_lock_lock (catalog->lock);
+
+  /* Check whether there was no other thread faster.  */
+  if (catalog->status != closed)
+    /* While we waited some other thread tried to open the catalog.  */
+    goto unlock_return;
+
+  if (strchr (catalog->cat_name, '/') != NULL || catalog->nlspath == NULL)
+    fd = __open (catalog->cat_name, O_RDONLY);
   else
     {
       const char *run_nlspath = catalog->nlspath;
@@ -164,7 +172,7 @@ __open_catalog (__nl_catd catalog, int with_path)
   if (fd < 0 || __fstat (fd, &st) < 0)
     {
       catalog->status = nonexisting;
-      return;
+      goto unlock_return;
     }
 
 #ifndef MAP_COPY
@@ -195,7 +203,7 @@ __open_catalog (__nl_catd catalog, int with_path)
       if (catalog->file_ptr == NULL)
 	{
 	  catalog->status = nonexisting;
-	  return;
+	  goto unlock_return;
 	}
       todo = st.st_size;
       /* Save read, handle partial reads.  */
@@ -207,7 +215,7 @@ __open_catalog (__nl_catd catalog, int with_path)
 	    {
 	      free ((void *) catalog->file_ptr);
 	      catalog->status = nonexisting;
-	      return;
+	      goto unlock_return;
 	    }
 	  todo -= now;
 	}
@@ -227,14 +235,14 @@ __open_catalog (__nl_catd catalog, int with_path)
     swapping = 1;
   else
     {
-      /* Illegal file.  Free he resources and mark catalog as not
+      /* Illegal file.  Free the resources and mark catalog as not
 	 usable.  */
       if (catalog->status == mmapped)
 	__munmap ((void *) catalog->file_ptr, catalog->file_size);
       else
 	free (catalog->file_ptr);
       catalog->status = nonexisting;
-      return;
+      goto unlock_return;
     }
 
 #define SWAP(x) (swapping ? SWAPU32 (x) : (x))
@@ -260,4 +268,8 @@ __open_catalog (__nl_catd catalog, int with_path)
   catalog->strings =
     (const char *) &catalog->file_ptr->name_ptr[catalog->plane_size
 					       * catalog->plane_depth * 3 * 2];
+
+  /* Release the lock again.  */
+ unlock_return:
+  __libc_lock_unlock (catalog->lock);
 }
diff --git a/csu/Makefile b/csu/Makefile
index baafac5718..cfc5340d36 100644
--- a/csu/Makefile
+++ b/csu/Makefile
@@ -126,6 +126,7 @@ $(addprefix $(objpfx),$(filter-out $(start-installed-name),$(csu-dummies))):
 
 / := $$/# bite me.
 $(objpfx)abi-tag.h: $(..)abi-tags
+	$(make-target-directory)
 	rm -f $@.new
 	sed 's/#.*$//;/^[ 	]*$$/d' $< | while read conf tag; do \
 	  test `expr '$(config-machine)-$(config-vendor)-$(config-os)' \
diff --git a/io/Makefile b/io/Makefile
index 055dabeba6..3f37e37c8a 100644
--- a/io/Makefile
+++ b/io/Makefile
@@ -23,7 +23,7 @@ subdir	:= io
 
 headers := sys/stat.h bits/stat.h sys/statfs.h bits/statfs.h sys/vfs.h \
 	   fcntl.h sys/fcntl.h bits/fcntl.h \
-	   poll.h sys/poll.h \
+	   poll.h sys/poll.h bits/poll.h \
 	   utime.h ftw.h fts.h
 
 routines :=							      \
diff --git a/io/sys/poll.h b/io/sys/poll.h
index e694fe37d5..b9af2cfc0e 100644
--- a/io/sys/poll.h
+++ b/io/sys/poll.h
@@ -1,5 +1,5 @@
 /* Compatibility definitions for System V `poll' interface.
-   Copyright (C) 1994, 1996 Free Software Foundation, Inc.
+   Copyright (C) 1994, 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
@@ -22,6 +22,9 @@
 
 #include <features.h>
 
+/* Get the platform dependent bits of `poll'.  */
+#include <bits/poll.h>
+
 __BEGIN_DECLS
 
 /* Data structure describing a polling request.  */
@@ -32,26 +35,6 @@ struct pollfd
     short int revents;		/* Types of events that actually occurred.  */
   };
 
-/* Event types that can be polled for.  These bits may be set in `events'
-   to indicate the interesting event types; they will appear in `revents'
-   to indicate the status of the file descriptor.  */
-#define POLLIN		01              /* There is data to read.  */
-#define POLLPRI		02              /* There is urgent data to read.  */
-#define POLLOUT		04              /* Writing now will not block.  */
-
-/* Some aliases.  */
-#define POLLWRNORM	POLLOUT
-
-/* Event types always implicitly polled for.  These bits need not be set in
-   `events', but they will appear in `revents' to indicate the status of
-   the file descriptor.  */
-#define POLLERR         010             /* Error condition.  */
-#define POLLHUP         020             /* Hung up.  */
-#define POLLNVAL        040             /* Invalid polling request.  */
-
-/* Canonical number of polling requests to read in at a time in poll.  */
-#define NPOLLFILE	30
-
 
 /* Poll the file descriptors described by the NFDS structures starting at
    FDS.  If TIMEOUT is nonzero and not -1, allow TIMEOUT milliseconds for
diff --git a/libio/fileops.c b/libio/fileops.c
index b3a3a24651..10f7567b0a 100644
--- a/libio/fileops.c
+++ b/libio/fileops.c
@@ -575,19 +575,7 @@ _IO_file_read (fp, buf, size)
      void *buf;
      _IO_ssize_t size;
 {
-  for (;;)
-    {
-      _IO_ssize_t count = _IO_read (fp->_fileno, buf, size);
-#if 0 && defined EINTR
-      /* We must not do this optimization since POSIX.1 explicitly
-	 requests that the stream operations must return with the
-	 error EINTR if this happens.  There must be the possibility
-	 that stream operations time out.  --drepper  */
-      if (count == -1 && errno == EINTR)
-	continue;
-#endif
-      return count;
-    }
+  return _IO_read (fp->_fileno, buf, size);
 }
 
 _IO_pos_t
@@ -626,19 +614,8 @@ _IO_file_write (f, data, n)
       _IO_ssize_t count = _IO_write (f->_fileno, data, to_do);
       if (count == EOF)
 	{
-#if 0 && defined EINTR
-	  /* We must not do this optimization since POSIX.1 explicitly
-	     requests that the stream operations must return with the
-	     error EINTR if this happens.  There must be the
-	     possibility that stream operations time out.  --drepper  */
-	  if (errno == EINTR)
-	    continue;
-	  else
-#endif
-	    {
-	      f->_flags |= _IO_ERR_SEEN;
-	      break;
-            }
+	  f->_flags |= _IO_ERR_SEEN;
+	  break;
         }
       to_do -= count;
       data = (void *) ((char *) data + count);
diff --git a/localedata/CHECKSUMS b/localedata/CHECKSUMS
index 7c71e4ea7f..0c01ab21b3 100644
--- a/localedata/CHECKSUMS
+++ b/localedata/CHECKSUMS
@@ -156,6 +156,7 @@ db3c60025eb80244d70bf7889f058055  charmaps/T.101-G2
 572baa84bd05d4b236b7e2fb211d0dfd  charmaps/T.61-7BIT
 1e39e36aa7544014059b0aa8381ab051  charmaps/T.61-8BIT
 81c8e12a75dff4371ce82773d670cd6d  charmaps/VIDEOTEX-SUPPL
+910e8174540ecba1ac61b5f27f6dc359  locales/cs_CZ
 45ade09ead9fd385d58504bfc005ecab  locales/da_DK
 249894e0554d46d1fbdae4a5fb8cc20e  locales/de_AT
 b3628f73e00bb655a5e96bcc2331893c  locales/de_BE
@@ -175,14 +176,13 @@ bda978c8b0e379d57a8599edfdb2e858  locales/fi_FI
 a25300033ea6c619a4e15051f14aa65e  locales/fo_FO
 02ca55b19338f94530f0b60999638ed4  locales/fr_BE
 655c7b8713b9aad20014df2c27928cb7  locales/fr_CA
-8e60885c3fda81bc7773f139657974f3  locales/fr_CA,2.13
-8a76a0e3ea2923367fdbab78a6bc67cb  locales/fr_CA,2.13.orig
+d5bec15a74c4107a77a46fe185883574  locales/fr_CA,2.13
 19403a5cd69a9ad658b173859eb022ef  locales/fr_CH
 48d8981b117e72c5eb2e9c181cbd7d2b  locales/fr_FR
 cc1b77cf4cdc4488a99637e730e0f57f  locales/fr_LU
 1987b72e766038b0f475165c994d1469  locales/ga_IE
 be2ef06fd9a4b4def515216972fe9250  locales/gr_GR
-9e2de7fe4b41f9bad952cdc5bfd77cd4  locales/hr_HR
+e7ad1d62ccf958b04f018cbd96ede3b2  locales/hr_HR
 7f35d03bbe29b53831674704f8b307af  locales/hu_HU
 1a8b95f6663b7a99703a32c6135d8896  locales/is_IS
 47620dbc36bf3ffe04b32dd16b7aae3c  locales/it_IT
@@ -194,7 +194,7 @@ d5394568c45886788becf67b54bc916e  locales/lt_LT
 e71081f29649cfd4ac8563ae1f7932fa  locales/nl_NL
 3a0720088defd80baa0623990c6d196a  locales/no_NO
 6d1bb18d4271cd712e5dc24eec4706b9  locales/pl_PL
-b07ce7e57dda4687f2a83cd5ec79a3e0  locales/POSIX
+bbbcbd6f0a484ec25d8a592217a76ebb  locales/POSIX
 509fc74fdd394f6876358d357f955645  locales/pt_BR
 7c2463bcee68bccde3145642a34a8ef1  locales/pt_PT
 32c766f85eb82823856485e5802dce19  locales/ro_RO
diff --git a/localedata/Makefile b/localedata/Makefile
index 17dd43c8d2..87f8cbaceb 100644
--- a/localedata/Makefile
+++ b/localedata/Makefile
@@ -30,9 +30,9 @@ charmaps := $(filter-out $(addprefix charmaps/, CVS RCS %~), \
 locales := $(filter-out $(addprefix locales/, CVS RCS %~), \
 				    $(wildcard locales/*))
 
-test-srcs := collate-test xfrm-test
+test-srcs := collate-test xfrm-test tst-fmon
 test-input := de_DE.ISO-8859-1 da_DK.ISO-8859-1 fr_CA,2.13.ISO-8859-1
-
+fmon-input := de_DE.ISO-8859-1 en_US.ISO-8859-1
 
 # Get $(inst_i18ndir) defined.
 include ../Makeconfig
@@ -48,6 +48,7 @@ $(inst_i18ndir)/locales/%: locales/%; $(do-install)
 
 
 ifeq (no,$(cross-compiling))
-tests: $(objpfx)collate-test $(objpfx)xfrm-test
+tests: $(objpfx)collate-test $(objpfx)xfrm-test $(objpfx)tst-fmon
 	$(SHELL) -e sort-test.sh $(common-objpfx) $(test-input)
+	$(SHELL) -e tst-fmon.sh $(common-objpfx) $(fmon-input)
 endif
diff --git a/localedata/README b/localedata/README
index efd375d3e2..3ef75539c1 100644
--- a/localedata/README
+++ b/localedata/README
@@ -2,7 +2,7 @@
 				  and
 		    POSIX character set descriptions
 
-Ulrich Drepper			Time-stamp: <1997/02/12 22:13:01 drepper>
+Ulrich Drepper			Time-stamp: <1997/06/04 01:36:26 drepper>
 drepper@cygnus.com
 
 
@@ -34,10 +34,10 @@ desired data should happen like this:
 	localedef -i fr_CA -f ISO-8859-1 fr_CA
 
 This will place the 6 output files in the appropriate directory where
-the GNU libc functions can find them.  Please note that you need the
-rights to write to this directory ($(prefix)/share/locale, where
+the GNU libc functions can find them.  Please note that you need
+permission to write to this directory ($(prefix)/share/locale, where
 $(prefix) is the value you specified while configuring GNU libc).  If
-you do not have the necessary rights, you can write the files into an
+you do not have the necessary permissions, you can write the files into an
 arbitrary directory by giving a path including a '/' character instead
 of `fr_CA'.  E.g., to put the new files in a subdirectory of the
 current directory simply use
@@ -48,7 +48,7 @@ How to use these data files is described in the GNU libc manual,
 especially in the section describing the `setlocale' function.
 
 
-The here contained files can originally be found at
+The files contained here were originally from
 
 	ftp://dkuug.dk/i18n/WG15-collection
 
@@ -60,7 +60,7 @@ data or want to add something please contact
 and
 	Ulrich Drepper <drepper@cygnus.com>
 
-Please make sure your corrections are relativ to the originally
+Please make sure your corrections are relative to the originally
 distributed files.  Consult the CHECKSUMS file which contains the MD5
 sums for all data files.
 
diff --git a/localedata/fmon-de_DE.exp b/localedata/fmon-de_DE.exp
new file mode 100644
index 0000000000..77cb9dd0df
--- /dev/null
+++ b/localedata/fmon-de_DE.exp
@@ -0,0 +1,30 @@
+" DM123,45"
+"-DM123,45"
+" DM3.456,78"
+"   DM123,45"
+"  -DM123,45"
+" DM3.456,78"
+" DM   123,45"
+"-DM   123,45"
+" DM 3.456,78"
+" DM***123,45"
+"-DM***123,45"
+" DM*3.456,78"
+" DM000123,45"
+"-DM000123,45"
+" DM03.456,78"
+" DM  123,45"
+"-DM  123,45"
+" DM 3456,78"
+" DM  123"
+"-DM  123"
+" DM 3457"
+" DM  123,4500"
+"-DM  123,4500"
+" DM 3456,7810"
+" DM   123,45 "
+"(DM   123,45)"
+" DM 3.456,78 "
+"    123,45 "
+"(   123,45)"
+"  3.456,78 "
diff --git a/localedata/fmon-en_US.exp b/localedata/fmon-en_US.exp
new file mode 100644
index 0000000000..a740c7257f
--- /dev/null
+++ b/localedata/fmon-en_US.exp
@@ -0,0 +1,30 @@
+" $123.45"
+"-$123.45"
+" $3,456.78"
+"    $123.45"
+"   -$123.45"
+"  $3,456.78"
+" $   123.45"
+"-$   123.45"
+" $ 3,456.78"
+" $***123.45"
+"-$***123.45"
+" $*3,456.78"
+" $000123.45"
+"-$000123.45"
+" $03,456.78"
+" $  123.45"
+"-$  123.45"
+" $ 3456.78"
+" $  123"
+"-$  123"
+" $ 3457"
+" $  123.4500"
+"-$  123.4500"
+" $ 3456.7810"
+" $   123.45 "
+"($   123.45)"
+" $ 3,456.78 "
+"    123.45 "
+"(   123.45)"
+"  3,456.78 "
diff --git a/localedata/locales/cs_CZ b/localedata/locales/cs_CZ
index ba159570d8..6713adc6d2 100644
--- a/localedata/locales/cs_CZ
+++ b/localedata/locales/cs_CZ
@@ -2,9 +2,9 @@ escape_char /
 comment_char %
 %
 % Czech Language Locale for Czech
-% Source:
-% Address: U ¹koly 292		Without diactitical chars: U skoly 292
-%	   783 72 Velký Týnec				   782 72 Velky Tynec
+% Source: 
+% Address: 	U ¹koly 292		Without diactitical chars:	U skoly 292
+%		783 72 Velký Týnec					782 72 Velky Tynec
 % Contact: Vladimir Michl
 % Email: Vladimir.Michl@upol.cz
 % Tel:
@@ -19,13 +19,15 @@ comment_char %
 % Charset: ISO_8859-2:1987
 % Distribution and use is free, also
 % for commercial purposes.
+% 1997-08-20: Michael Mráka <michael@fi.muni.cz>
+%      Zmìny zejména v sekci LC_TIME. (Changes especially in LC_TIME section.)
+
 
 % zpracování:
 %%    localedef -c -i <tento-soubor> -f "ISO_8859-2:1987" 'cs_CZ.ISO-8859-2'
 %% pokud se podaøí odstranit chyby, lze -c vynechat.
 
-%% pro úspì¹né pøelo¾ení je tøeba mít kolekci lokalizací WG15collection.
-%% Tuto rozbalit do adresáøe
+%% pro úspì¹né pøelo¾ení je tøeba mít kolekci lokalizací WG15collection. Tuto rozbalit do adresáøe 
 %% /usr/share/i18n
 %% Lokalizace se pak budou tvoøit v adresáøi /usr/share/locale
 
@@ -42,9 +44,9 @@ comment_char %
 
 LC_COLLATE
 % Definice písmene ch
-collating-element <c-h> from "<c><h>"
-collating-element <C-h> from "<C><h>"
-collating-element <C-H> from "<C><H>"
+collating-element <ch> from "<c><h>"
+collating-element <Ch> from "<C><h>"
+collating-element <CH> from "<C><H>"
 
 collating-symbol <CAPITAL>
 collating-symbol <SMALL>
@@ -65,11 +67,10 @@ collating-symbol <STROKE>
 collating-symbol <CEDILLA>
 collating-symbol <OGONEK>
 
-order_start forward;backward/
-            ;forward;position
+order_start forward;forward;forward;forward
 
-<CAPITAL>
 <SMALL>
+<CAPITAL>
 
 <NONE>
 <ACUTE>
@@ -87,7 +88,7 @@ order_start forward;backward/
 <CEDILLA>
 <OGONEK>
 
-%
+% 
 <NS>    <NS>;<NS>;<NS>;IGNORE
 <SP>    IGNORE;IGNORE;IGNORE;<SP>
 <HT>    IGNORE;IGNORE;IGNORE;<HT>
@@ -202,8 +203,8 @@ order_start forward;backward/
 <OC>    IGNORE;IGNORE;IGNORE;<OC>
 <PM>    IGNORE;IGNORE;IGNORE;<PM>
 <AC>    IGNORE;IGNORE;IGNORE;<AC>
-UNDEFINED       IGNORE;IGNORE;IGNORE
-
+UNDEFINED       IGNORE;IGNORE;IGNORE;IGNORE
+ 
 <0>     <0>;<0>;IGNORE;IGNORE
 <1>     <1>;<1>;IGNORE;IGNORE
 <2>     <2>;<2>;IGNORE;IGNORE
@@ -267,9 +268,9 @@ UNDEFINED       IGNORE;IGNORE;IGNORE
 <H>     <H>;<NONE>;<CAPITAL>;IGNORE
 <h>     <H>;<NONE>;<SMALL>;IGNORE
 
-<C-H>	<C-H>;<NONE>;<CAPITAL>;IGNORE
-<C-h>	<C-h>;<NONE>;<CAPITAL>;IGNORE
-<c-h>   <c-h>;<NONE>;<SMALL>;IGNORE
+<CH>    <CH>;<NONE>;<CAPITAL>;IGNORE
+<Ch>    <Ch>;<NONE>;<CAPITAL>;IGNORE
+<ch>    <ch>;<NONE>;<SMALL>;IGNORE
 
 <I>     <I>;<NONE>;<CAPITAL>;IGNORE
 <i>     <I>;<NONE>;<SMALL>;IGNORE
@@ -385,13 +386,10 @@ END LC_COLLATE
 
 LC_CTYPE
 
-digit	<0>;<1>;<2>;<3>;<4>;/
-	<5>;<6>;<7>;<8>;<9>
+digit	<0>;<1>;<2>;<3>;<4>;<5>;<6>;<7>;<8>;<9>
 
-xdigit	<0>;<1>;<2>;<3>;<4>;/
-	<5>;<6>;<7>;<8>;<9>;/
-	<a>;...;<f>;/
-	<A>;...;<F>
+xdigit	<0>;<1>;<2>;<3>;<4>;<5>;<6>;<7>;<8>;<9>;/
+	<a>;...;<f>;<A>;...;<F>
 
 punct	<!>;...;<//>;/
 	<:>;...;<At>;/
@@ -406,7 +404,7 @@ blank	<SP>;<HT>;<NS>
 
 space   <SP>;<LF>;<VT>;<FF>;/
         <CR>;<HT>;<NS>
-
+ 
 cntrl   <NU>;<SH>;<SX>;<EX>;<ET>;<EQ>;/
         <AK>;<BL>;<BS>;<HT>;<LF>;<VT>;/
         <FF>;<CR>;<SO>;<SI>;<DL>;<D1>;/
@@ -419,7 +417,8 @@ cntrl   <NU>;<SH>;<SX>;<EX>;<ET>;<EQ>;/
         <MW>;<SG>;<EG>;<SS>;<GC>;<SC>;/
         <CI>;<ST>;<OC>;<PM>;<AC>
 
-alpha	<A>;...;<Z>;/
+
+upper	<A>;...;<Z>;/
 	<A;>;/
 	<L//>;/
 	<L<>;/
@@ -459,8 +458,9 @@ alpha	<A>;...;<Z>;/
 	<U">;/
 	<U:>;/
 	<Y'>;/
-	<T,>;/
-	<a>;...;<z>;/
+	<T,>
+
+lower	<a>;...;<z>;/
 	<a;>;/
 	<l//>;/
 	<l<>;/
@@ -503,7 +503,7 @@ alpha	<A>;...;<Z>;/
 	<y'>;/
 	<t,>
 
-upper	<A>;...;<Z>;/
+alpha <A>;...;<Z>;/
 	<A;>;/
 	<L//>;/
 	<L<>;/
@@ -543,9 +543,8 @@ upper	<A>;...;<Z>;/
 	<U">;/
 	<U:>;/
 	<Y'>;/
-	<T,>
-
-lower	<a>;...;<z>;/
+	<T,>;/
+	<a>;...;<z>;/
 	<a;>;/
 	<l//>;/
 	<l<>;/
@@ -588,7 +587,6 @@ lower	<a>;...;<z>;/
 	<y'>;/
 	<t,>
 
-
 toupper (<a>,<A>);(<b>,<B>);(<c>,<C>);(<d>,<D>);(<e>,<E>);(<f>,<F>);/
 	(<g>,<G>);(<h>,<H>);(<i>,<I>);(<j>,<J>);(<k>,<K>);(<l>,<L>);/
 	(<m>,<M>);(<n>,<N>);(<o>,<O>);(<p>,<P>);(<q>,<Q>);(<r>,<R>);/
@@ -687,7 +685,7 @@ END LC_CTYPE
 %% ekvivalenty yes/no
 %% -------------------------
 
-LC_MESSAGES
+LC_MESSAGES 
 
 yesexpr		"<<(><a><A><y><Y><)/>><.><*>"
 noexpr  	"<<(><n><N><)/>><.><*>"
@@ -734,6 +732,7 @@ END LC_NUMERIC
 
 LC_TIME
 
+
 abday		"<N><e>";/
 		"<P><o>";/
 		"<U'><t>";/
@@ -750,18 +749,22 @@ day		"<N><e><d><e<><l><e>";/
 		"<P><a'><t><e><k>";/
 		"<S><o><b><o><t><a>"
 
-abmon		"<L><e><d>";/
-		"<U'><n><o>";/
-		"<B><r<><e>";/
-		"<D><u><b>";/
-		"<K><v><e<>";/
-		"<C<><e><r>";/
-		"<C<><n><c>";/
-		"<S><r><p>";/
-		"<Z><a'><r<>";/
-		"<R<><i'><j>";/
-		"<L><i><s>";/
-		"<P><r><o>"
+%abmon		"<L><e><d>";"<U'><n><o>";"<B><r<><e>";"<D><u><b>";"<K><v><e<>";/
+%		"<C<><e><r>";"<C<><n><c>";"<S><r><p>";"<Z><a'><r<>";"<R<><i'><j>";/
+%		"<L><i><s>";"<P><r><o>"
+% Obávám se, ¾e èe¹tina ¾ádné zkratky pro mìsíce nezná :-)
+abmon		"<L><e><d><e><n>";/
+		"<U'><n><o><r>";/
+		"<B><r<><e><z><e><n>";/
+		"<D><u><b><e><n>";/
+		"<K><v><e<><t><e><n>";/
+		"<C<><e><r><v><e><n>";/
+		"<C<><e><r><v><e><n><e><c>";/
+		"<S><r><p><e><n>";/
+		"<Z><a'><r<><i'>";/
+		"<R<><i'><j><e><n>";/
+		"<L><i><s><t><o><p><a><d>";/
+		"<P><r><o><s><i><n><e><c>"
 
 mon		"<L><e><d><e><n>";/
 		"<U'><n><o><r>";/
@@ -777,33 +780,16 @@ mon		"<L><e><d><e><n>";/
 		"<P><r><o><s><i><n><e><c>"
 
 
-d_t_fmt		"<%><a><SP><%><d><.><SP><%><B><SP><%><Y><SP><%><H><:><%><M><:><%><S><SP><%><Z>"
-%d_t_fmt		"<%><d><.><%><m><.><%><Y><SP><%><T><SP><%><Z>"
+d_t_fmt		"<%><a><SP><%><e><.><SP><%><B><SP><%><Y><,><SP><%><H><:><%><M><:><%><S><SP><%><Z>"
 
 d_fmt 		"<%><d><.><%><m><.><%><Y>"
-%d_fmt 		"<%><d><.><%><m><.><%><Y>"
 
 t_fmt		"<%><H><:><%><M><:><%><S>"
-%t_fmt		"<%><T>"
 
 t_fmt_ampm	"<%><I><:><%><M><:><%><S>"
-%t_fmt_ampm	""
 
-%am_pm   	"am";"pm"
 am_pm   	"";""
 
-% Zde nevím, co následující polo¾ky znamenají
-% V pøípadì potøeby prosím opravte
-
-%era 		"<%><Y>"
-
-%era_year	"<%><y>"
-
-%alt_digits	"<0>";"<1>";"<2>";"<3>";"<4>";/
-%		"<5>";"<6>";"<7>";"<8>"
-
-%era_d_fmt	"<%><e><SP><%><B><SP><%><Y>"
-
 END LC_TIME
 
 %% END OF LOCALIZATION FILE for cs_CZ.ISO-8859-2
diff --git a/localedata/sort-test.sh b/localedata/sort-test.sh
index 8197ac09eb..8f9bb55b72 100644
--- a/localedata/sort-test.sh
+++ b/localedata/sort-test.sh
@@ -35,5 +35,5 @@ done
 
 exit $status
 # Local Variables:
-#  mode:ksh
+#  mode:shell-script
 # End:
diff --git a/localedata/tst-fmon.c b/localedata/tst-fmon.c
new file mode 100644
index 0000000000..4b7146996e
--- /dev/null
+++ b/localedata/tst-fmon.c
@@ -0,0 +1,65 @@
+#include <monetary.h>
+#include <stdio.h>
+#include <locale.h>
+
+static int
+check (const char *fmt, double n)
+{
+  int result;
+  char buf[1000];
+
+  result = strfmon (buf, sizeof buf, fmt, n) == -1;
+
+  printf ("\"%s\"\n", buf);
+  return result;
+}
+
+int
+main (void)
+{
+  int result = 0;
+
+  setlocale (LC_ALL, "");
+
+  result |= check ("%n", 123.45);
+  result |= check ("%n", -123.45);
+  result |= check ("%n", 3456.781);
+
+  result |= check ("%11n", 123.45);
+  result |= check ("%11n", -123.45);
+  result |= check ("%11n", 3456.781);
+
+  result |= check ("%#5n", 123.45);
+  result |= check ("%#5n", -123.45);
+  result |= check ("%#5n", 3456.781);
+
+  result |= check ("%=*#5n", 123.45);
+  result |= check ("%=*#5n", -123.45);
+  result |= check ("%=*#5n", 3456.781);
+
+  result |= check ("%=0#5n", 123.45);
+  result |= check ("%=0#5n", -123.45);
+  result |= check ("%=0#5n", 3456.781);
+
+  result |= check ("%^#5n", 123.45);
+  result |= check ("%^#5n", -123.45);
+  result |= check ("%^#5n", 3456.781);
+
+  result |= check ("%^#5.0n", 123.45);
+  result |= check ("%^#5.0n", -123.45);
+  result |= check ("%^#5.0n", 3456.781);
+
+  result |= check ("%^#5.4n", 123.45);
+  result |= check ("%^#5.4n", -123.45);
+  result |= check ("%^#5.4n", 3456.781);
+
+  result |= check ("%(#5n", 123.45);
+  result |= check ("%(#5n", -123.45);
+  result |= check ("%(#5n", 3456.781);
+
+  result |= check ("%!(#5n", 123.45);
+  result |= check ("%!(#5n", -123.45);
+  result |= check ("%!(#5n", 3456.781);
+
+  return result;
+}
diff --git a/localedata/tst-fmon.sh b/localedata/tst-fmon.sh
new file mode 100755
index 0000000000..cac9917ff5
--- /dev/null
+++ b/localedata/tst-fmon.sh
@@ -0,0 +1,32 @@
+#! /bin/sh
+
+common_objpfx=$1; shift
+lang=$*
+
+here=`pwd`
+
+# Generate data files.
+for l in $lang; do
+  cns=`echo $l | sed 's/\(.*\)[.][^.]*/\1/'`
+  cn=locales/$cns
+  fn=charmaps/`echo $l | sed 's/.*[.]\([^.]*\)/\1/'`
+  LD_LIBRARY_PATH=$common_objpfx I18NPATH=./locales ${common_objpfx}elf/ld.so \
+   ${common_objpfx}locale/localedef --quiet -i $cn -f $fn \
+   ${common_objpfx}localedata/$cns
+done
+
+# Run the tests.
+for l in $lang; do
+  cns=`echo $l | sed 's/\(.*\)[.][^.]*/\1/'`
+
+  LOCPATH=$common_objpfx/localedata LC_ALL=$cns \
+   LD_LIBRARY_PATH=$common_objpfx $common_objpfx/elf/ld.so \
+   $common_objpfx/localedata/tst-fmon \
+   > $common_objpfx/localedata/fmon-$cns.out || status=1
+  cmp -s fmon-$cns.exp $common_objpfx/localedata/fmon-$cns.out || status=1
+done
+
+exit $status
+# Local Variables:
+#  mode:shell-script
+# End:
diff --git a/malloc/obstack.c b/malloc/obstack.c
index 731762f5a9..cc18dc1a9b 100644
--- a/malloc/obstack.c
+++ b/malloc/obstack.c
@@ -162,7 +162,7 @@ _obstack_begin (h, size, alignment, chunkfun, freefun)
   register struct _obstack_chunk *chunk; /* points to new chunk */
 
   if (alignment == 0)
-    alignment = DEFAULT_ALIGNMENT;
+    alignment = (int) DEFAULT_ALIGNMENT;
   if (size == 0)
     /* Default size is what GNU malloc can fit in a 4096-byte block.  */
     {
@@ -221,7 +221,7 @@ _obstack_begin_1 (h, size, alignment, chunkfun, freefun, arg)
   register struct _obstack_chunk *chunk; /* points to new chunk */
 
   if (alignment == 0)
-    alignment = DEFAULT_ALIGNMENT;
+    alignment = (int) DEFAULT_ALIGNMENT;
   if (size == 0)
     /* Default size is what GNU malloc can fit in a 4096-byte block.  */
     {
@@ -278,9 +278,9 @@ _obstack_newchunk (h, length)
   register struct _obstack_chunk *old_chunk = h->chunk;
   register struct _obstack_chunk *new_chunk;
   register long	new_size;
-  register int obj_size = h->next_free - h->object_base;
-  register int i;
-  int already;
+  register long obj_size = h->next_free - h->object_base;
+  register long i;
+  long already;
 
   /* Compute size for new chunk.  */
   new_size = (obj_size + length) + (obj_size >> 3) + 100;
diff --git a/nss/Makefile b/nss/Makefile
index fae12eb652..86de2e9d57 100644
--- a/nss/Makefile
+++ b/nss/Makefile
@@ -70,7 +70,7 @@ endif
 include ../Rules
 
 
-$(objpfx)libnss_db.so: $(common-objpfx)db/libdb.so $(objpfx)libnss_files.so
+$(objpfx)libnss_db.so: $(common-objpfx)db2/libdb.so $(objpfx)libnss_files.so
 
 $(libnss_db-routines:%=$(objpfx)%.c): $(objpfx)db-%.c: nss_files/files-%.c
 	@rm -f $@.new
diff --git a/sysdeps/generic/bits/poll.h b/sysdeps/generic/bits/poll.h
new file mode 100644
index 0000000000..55ec70e363
--- /dev/null
+++ b/sysdeps/generic/bits/poll.h
@@ -0,0 +1,38 @@
+/* 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.  */
+
+
+/* Event types that can be polled for.  These bits may be set in `events'
+   to indicate the interesting event types; they will appear in `revents'
+   to indicate the status of the file descriptor.  */
+#define POLLIN		01              /* There is data to read.  */
+#define POLLPRI		02              /* There is urgent data to read.  */
+#define POLLOUT		04              /* Writing now will not block.  */
+
+/* Some aliases.  */
+#define POLLWRNORM	POLLOUT
+
+/* Event types always implicitly polled for.  These bits need not be set in
+   `events', but they will appear in `revents' to indicate the status of
+   the file descriptor.  */
+#define POLLERR         010             /* Error condition.  */
+#define POLLHUP         020             /* Hung up.  */
+#define POLLNVAL        040             /* Invalid polling request.  */
+
+/* Canonical number of polling requests to read in at a time in poll.  */
+#define NPOLLFILE	30
diff --git a/sysdeps/generic/dl-sysdep.c b/sysdeps/generic/dl-sysdep.c
index b942e40f7a..7ee3002314 100644
--- a/sysdeps/generic/dl-sysdep.c
+++ b/sysdeps/generic/dl-sysdep.c
@@ -45,6 +45,21 @@ int __libc_multiple_libcs;	/* Defining this here avoids the inclusion
 				   of init-first.  */
 static ElfW(auxv_t) *_dl_auxv;
 
+
+#ifndef DL_FIND_ARG_COMPONENTS
+#define DL_FIND_ARG_COMPONENTS(cookie, argc, argv, envp, auxp)	\
+  do {								\
+    void **_tmp;						\
+    (argc) = *(long *) cookie;					\
+    (argv) = (char **) cookie + 1;				\
+    (envp) = (argv) + (argc) + 1;				\
+    for (_tmp = (void **) (envp); *_tmp; ++_tmp)		\
+      continue;							\
+    (auxp) = (void *) ++_tmp;					\
+  } while (0)
+#endif
+
+
 ElfW(Addr)
 _dl_sysdep_start (void **start_argptr,
 		  void (*dl_main) (const ElfW(Phdr) *phdr, ElfW(Word) phnum,
@@ -60,21 +75,15 @@ _dl_sysdep_start (void **start_argptr,
   gid_t egid = 0;
   unsigned int seen;
 
+  DL_FIND_ARG_COMPONENTS (start_argptr, _dl_argc, _dl_argv, _environ, _dl_auxv);
+
   user_entry = (ElfW(Addr)) &ENTRY_POINT;
-  _dl_argc = *(long *) start_argptr;
-  _dl_argv = (char **) start_argptr + 1;
-  _environ = &_dl_argv[_dl_argc + 1];
   _dl_platform = NULL; /* Default to nothing known about the platform.  */
-  start_argptr = (void **) _environ;
-  while (*start_argptr)
-    ++start_argptr;
 
   seen = 0;
 #define M(type) (1 << (type))
 
-  for (av = _dl_auxv = (void *) ++start_argptr;
-       av->a_type != AT_NULL;
-       seen |= M ((++av)->a_type))
+  for (av = _dl_auxv; av->a_type != AT_NULL; seen |= M ((++av)->a_type))
     switch (av->a_type)
       {
       case AT_PHDR:
diff --git a/sysdeps/powerpc/e_sqrt.c b/sysdeps/powerpc/e_sqrt.c
index df80973f58..9416ea60c8 100644
--- a/sysdeps/powerpc/e_sqrt.c
+++ b/sysdeps/powerpc/e_sqrt.c
@@ -1,141 +1 @@
-/* Single-precision floating point square root.
-   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.  */
-
-#include <math.h>
-#include <math_private.h>
-#include <fenv_libc.h>
-#include <inttypes.h>
-
-static const double almost_half = 0.5000000000000001;  /* 0.5 + 2^-53 */
-static const uint32_t a_nan = 0x7fc00000;
-static const uint32_t a_inf = 0x7f800000;
-static const float two108 = 3.245185536584267269e+32;
-static const float twom54 = 5.551115123125782702e-17;
-extern const float __t_sqrt[1024];
-
-/* The method is based on a description in
-   Computation of elementary functions on the IBM RISC System/6000 processor,
-   P. W. Markstein, IBM J. Res. Develop, 34(1) 1990.
-   Basically, it consists of two interleaved Newton-Rhapson approximations,
-   one to find the actual square root, and one to find its reciprocal
-   without the expense of a division operation.   The tricky bit here
-   is the use of the POWER/PowerPC multiply-add operation to get the
-   required accuracy with high speed.
-
-   The argument reduction works by a combination of table lookup to
-   obtain the initial guesses, and some careful modification of the
-   generated guesses (which mostly runs on the integer unit, while the
-   Newton-Rhapson is running on the FPU).  */
-double
-__sqrt(double x)
-{
-  const float inf = *(const float *)&a_inf;
-  /* x = f_wash(x); *//* This ensures only one exception for SNaN. */
-  if (x > 0)
-    {
-      if (x != inf)
-	{
-	  /* Variables named starting with 's' exist in the
-	     argument-reduced space, so that 2 > sx >= 0.5,
-	     1.41... > sg >= 0.70.., 0.70.. >= sy > 0.35... .
-	     Variables named ending with 'i' are integer versions of
-	     floating-point values.  */
-	  double sx;   /* The value of which we're trying to find the
-			  square root.  */
-	  double sg,g; /* Guess of the square root of x.  */
-	  double sd,d; /* Difference between the square of the guess and x.  */
-	  double sy;   /* Estimate of 1/2g (overestimated by 1ulp).  */
-	  double sy2;  /* 2*sy */
-	  double e;    /* Difference between y*g and 1/2 (se = e * fsy).  */
-	  double shx;  /* == sx * fsg */
-	  double fsg;  /* sg*fsg == g.  */
-	  fenv_t fe;  /* Saved floating-point environment (stores rounding
-			 mode and whether the inexact exception is
-			 enabled).  */
-	  uint32_t xi0, xi1, sxi, fsgi;
-	  const float *t_sqrt;
-
-	  fe = fegetenv_register();
-	  EXTRACT_WORDS (xi0,xi1,x);
-	  relax_fenv_state();
-	  sxi = xi0 & 0x3fffffff | 0x3fe00000;
-	  INSERT_WORDS (sx, sxi, xi1);
-	  t_sqrt = __t_sqrt + (xi0 >> 52-32-8-1  & 0x3fe);
-	  sg = t_sqrt[0];
-	  sy = t_sqrt[1];
-	  
-	  /* Here we have three Newton-Rhapson iterations each of a
-	     division and a square root and the remainder of the
-	     argument reduction, all interleaved.   */
-	  sd  = -(sg*sg - sx);
-	  fsgi = xi0 + 0x40000000 >> 1 & 0x7ff00000;
-	  sy2 = sy + sy;
-	  sg  = sy*sd + sg;  /* 16-bit approximation to sqrt(sx). */
-	  INSERT_WORDS (fsg, fsgi, 0);
-	  e   = -(sy*sg - almost_half);
-	  sd  = -(sg*sg - sx);
-	  if ((xi0 & 0x7ff00000) == 0)
-	    goto denorm;
-	  sy  = sy + e*sy2;
-	  sg  = sg + sy*sd;  /* 32-bit approximation to sqrt(sx).  */
-	  sy2 = sy + sy;
-	  e   = -(sy*sg - almost_half);
-	  sd  = -(sg*sg - sx);
-	  sy  = sy + e*sy2;
-	  shx = sx * fsg;
-	  sg  = sg + sy*sd;  /* 64-bit approximation to sqrt(sx),
-				but perhaps rounded incorrectly.  */
-	  sy2 = sy + sy;
-	  g   = sg * fsg;
-	  e   = -(sy*sg - almost_half);
-	  d   = -(g*sg - shx);
-	  sy  = sy + e*sy2;
-	  fesetenv_register (fe);
-	  return g + sy*d;
-	denorm:
-	  /* For denormalised numbers, we normalise, calculate the
-	     square root, and return an adjusted result.  */
-	  fesetenv_register (fe);
-	  return __sqrt(x * two108) * twom54;
-	}
-    }
-  else if (x < 0)
-    {
-#ifdef FE_INVALID_SQRT
-      feraiseexcept (FE_INVALID_SQRT);
-      /* For some reason, some PowerPC processors don't implement
-	 FE_INVALID_SQRT.  I guess no-one ever thought they'd be
-	 used for square roots... :-) */
-      if (!fetestexcept (FE_INVALID))
-#endif
-	feraiseexcept (FE_INVALID);
-#ifndef _IEEE_LIBM
-      if (_LIB_VERSION != _IEEE_)
-	x = __kernel_standard(x,x,26);
-      else
-#endif
-      x = *(const float*)&a_nan;
-    }
-  return f_wash(x);
-}
-
-weak_alias (__sqrt, sqrt)
-/* Strictly, this is wrong, but the only places where _ieee754_sqrt is
-   used will not pass in a negative result.  */
-strong_alias(__sqrt,__ieee754_sqrt)
+/* __ieee754_sqrt is in w_sqrt.c  */
diff --git a/sysdeps/powerpc/e_sqrtf.c b/sysdeps/powerpc/e_sqrtf.c
index 804dff3c44..01c76d6757 100644
--- a/sysdeps/powerpc/e_sqrtf.c
+++ b/sysdeps/powerpc/e_sqrtf.c
@@ -1,136 +1 @@
-/* Single-precision floating point square root.
-   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.  */
-
-#include <math.h>
-#include <math_private.h>
-#include <fenv_libc.h>
-#include <inttypes.h>
-
-static const float almost_half = 0.50000006;  /* 0.5 + 2^-24 */
-static const uint32_t a_nan = 0x7fc00000;
-static const uint32_t a_inf = 0x7f800000;
-static const float two48 = 281474976710656.0;
-static const float twom24 = 5.9604644775390625e-8;
-extern const float __t_sqrt[1024];
-
-/* The method is based on a description in
-   Computation of elementary functions on the IBM RISC System/6000 processor,
-   P. W. Markstein, IBM J. Res. Develop, 34(1) 1990.
-   Basically, it consists of two interleaved Newton-Rhapson approximations,
-   one to find the actual square root, and one to find its reciprocal
-   without the expense of a division operation.   The tricky bit here
-   is the use of the POWER/PowerPC multiply-add operation to get the
-   required accuracy with high speed.
-
-   The argument reduction works by a combination of table lookup to
-   obtain the initial guesses, and some careful modification of the
-   generated guesses (which mostly runs on the integer unit, while the
-   Newton-Rhapson is running on the FPU).  */
-float
-__sqrtf(float x)
-{
-  const float inf = *(const float *)&a_inf;
-  /* x = f_washf(x); *//* This ensures only one exception for SNaN. */
-  if (x > 0)
-    {
-      if (x != inf)
-	{
-	  /* Variables named starting with 's' exist in the
-	     argument-reduced space, so that 2 > sx >= 0.5,
-	     1.41... > sg >= 0.70.., 0.70.. >= sy > 0.35... .
-	     Variables named ending with 'i' are integer versions of
-	     floating-point values.  */
-	  float sx;   /* The value of which we're trying to find the square
-			 root.  */
-	  float sg,g; /* Guess of the square root of x.  */
-	  float sd,d; /* Difference between the square of the guess and x.  */
-	  float sy;   /* Estimate of 1/2g (overestimated by 1ulp).  */
-	  float sy2;  /* 2*sy */
-	  float e;    /* Difference between y*g and 1/2 (note that e==se).  */
-	  float shx;  /* == sx * fsg */
-	  float fsg;  /* sg*fsg == g.  */
-	  fenv_t fe;  /* Saved floating-point environment (stores rounding
-			 mode and whether the inexact exception is
-			 enabled).  */
-	  uint32_t xi, sxi, fsgi;
-	  const float *t_sqrt;
-
-	  GET_FLOAT_WORD (xi, x);
-	  fe = fegetenv_register ();
-	  relax_fenv_state ();
-	  sxi = xi & 0x3fffffff | 0x3f000000;
-	  SET_FLOAT_WORD (sx, sxi);
-	  t_sqrt = __t_sqrt + (xi >> 23-8-1  & 0x3fe);
-	  sg = t_sqrt[0];
-	  sy = t_sqrt[1];
-	  
-	  /* Here we have three Newton-Rhapson iterations each of a
-	     division and a square root and the remainder of the
-	     argument reduction, all interleaved.   */
-	  sd  = -(sg*sg - sx);
-	  fsgi = xi + 0x40000000 >> 1 & 0x7f800000;
-	  sy2 = sy + sy;
-	  sg  = sy*sd + sg;  /* 16-bit approximation to sqrt(sx). */
-	  e   = -(sy*sg - almost_half);
-	  SET_FLOAT_WORD (fsg, fsgi);
-	  sd  = -(sg*sg - sx);
-	  sy  = sy + e*sy2;
-	  if ((xi & 0x7f800000) == 0)
-	    goto denorm;
-	  shx = sx * fsg;
-	  sg  = sg + sy*sd;  /* 32-bit approximation to sqrt(sx),
-				but perhaps rounded incorrectly.  */
-	  sy2 = sy + sy;
-	  g   = sg * fsg;
-	  e   = -(sy*sg - almost_half);
-	  d   = -(g*sg - shx);
-	  sy  = sy + e*sy2;
-	  fesetenv_register (fe);
-	  return g + sy*d;
-	denorm:
-	  /* For denormalised numbers, we normalise, calculate the
-	     square root, and return an adjusted result.  */
-	  fesetenv_register (fe);
-	  return __sqrtf(x * two48) * twom24;
-	}
-    }
-  else if (x < 0)
-    {
-#ifdef FE_INVALID_SQRT
-      feraiseexcept (FE_INVALID_SQRT);
-      /* For some reason, some PowerPC processors don't implement
-	 FE_INVALID_SQRT.  I guess no-one ever thought they'd be
-	 used for square roots... :-) */
-      if (!fetestexcept (FE_INVALID))
-#endif
-	feraiseexcept (FE_INVALID);
-#ifndef _IEEE_LIBM
-      if (_LIB_VERSION != _IEEE_)
-	x = __kernel_standard(x,x,126);
-      else
-#endif
-      x = *(const float*)&a_nan;
-    }
-  return f_washf(x);
-}
-
-weak_alias (__sqrtf, sqrtf)
-/* Strictly, this is wrong, but the only places where _ieee754_sqrt is
-   used will not pass in a negative result.  */
-strong_alias(__sqrtf,__ieee754_sqrtf)
+/* __ieee754_sqrtf is in w_sqrtf.c  */
diff --git a/sysdeps/powerpc/s_copysignf.S b/sysdeps/powerpc/s_copysignf.S
new file mode 100644
index 0000000000..e05438ae7d
--- /dev/null
+++ b/sysdeps/powerpc/s_copysignf.S
@@ -0,0 +1 @@
+/* __copysignf is in s_copysign.S  */
diff --git a/sysdeps/powerpc/s_fabsf.S b/sysdeps/powerpc/s_fabsf.S
new file mode 100644
index 0000000000..877c710ce8
--- /dev/null
+++ b/sysdeps/powerpc/s_fabsf.S
@@ -0,0 +1 @@
+/* __fabsf is in s_fabs.S  */
diff --git a/sysdeps/powerpc/s_isnanf.S b/sysdeps/powerpc/s_isnanf.S
new file mode 100644
index 0000000000..fc22f678a1
--- /dev/null
+++ b/sysdeps/powerpc/s_isnanf.S
@@ -0,0 +1 @@
+/* __isnanf is in s_isnan.c  */
diff --git a/sysdeps/powerpc/w_sqrt.c b/sysdeps/powerpc/w_sqrt.c
new file mode 100644
index 0000000000..df80973f58
--- /dev/null
+++ b/sysdeps/powerpc/w_sqrt.c
@@ -0,0 +1,141 @@
+/* Single-precision floating point square root.
+   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.  */
+
+#include <math.h>
+#include <math_private.h>
+#include <fenv_libc.h>
+#include <inttypes.h>
+
+static const double almost_half = 0.5000000000000001;  /* 0.5 + 2^-53 */
+static const uint32_t a_nan = 0x7fc00000;
+static const uint32_t a_inf = 0x7f800000;
+static const float two108 = 3.245185536584267269e+32;
+static const float twom54 = 5.551115123125782702e-17;
+extern const float __t_sqrt[1024];
+
+/* The method is based on a description in
+   Computation of elementary functions on the IBM RISC System/6000 processor,
+   P. W. Markstein, IBM J. Res. Develop, 34(1) 1990.
+   Basically, it consists of two interleaved Newton-Rhapson approximations,
+   one to find the actual square root, and one to find its reciprocal
+   without the expense of a division operation.   The tricky bit here
+   is the use of the POWER/PowerPC multiply-add operation to get the
+   required accuracy with high speed.
+
+   The argument reduction works by a combination of table lookup to
+   obtain the initial guesses, and some careful modification of the
+   generated guesses (which mostly runs on the integer unit, while the
+   Newton-Rhapson is running on the FPU).  */
+double
+__sqrt(double x)
+{
+  const float inf = *(const float *)&a_inf;
+  /* x = f_wash(x); *//* This ensures only one exception for SNaN. */
+  if (x > 0)
+    {
+      if (x != inf)
+	{
+	  /* Variables named starting with 's' exist in the
+	     argument-reduced space, so that 2 > sx >= 0.5,
+	     1.41... > sg >= 0.70.., 0.70.. >= sy > 0.35... .
+	     Variables named ending with 'i' are integer versions of
+	     floating-point values.  */
+	  double sx;   /* The value of which we're trying to find the
+			  square root.  */
+	  double sg,g; /* Guess of the square root of x.  */
+	  double sd,d; /* Difference between the square of the guess and x.  */
+	  double sy;   /* Estimate of 1/2g (overestimated by 1ulp).  */
+	  double sy2;  /* 2*sy */
+	  double e;    /* Difference between y*g and 1/2 (se = e * fsy).  */
+	  double shx;  /* == sx * fsg */
+	  double fsg;  /* sg*fsg == g.  */
+	  fenv_t fe;  /* Saved floating-point environment (stores rounding
+			 mode and whether the inexact exception is
+			 enabled).  */
+	  uint32_t xi0, xi1, sxi, fsgi;
+	  const float *t_sqrt;
+
+	  fe = fegetenv_register();
+	  EXTRACT_WORDS (xi0,xi1,x);
+	  relax_fenv_state();
+	  sxi = xi0 & 0x3fffffff | 0x3fe00000;
+	  INSERT_WORDS (sx, sxi, xi1);
+	  t_sqrt = __t_sqrt + (xi0 >> 52-32-8-1  & 0x3fe);
+	  sg = t_sqrt[0];
+	  sy = t_sqrt[1];
+	  
+	  /* Here we have three Newton-Rhapson iterations each of a
+	     division and a square root and the remainder of the
+	     argument reduction, all interleaved.   */
+	  sd  = -(sg*sg - sx);
+	  fsgi = xi0 + 0x40000000 >> 1 & 0x7ff00000;
+	  sy2 = sy + sy;
+	  sg  = sy*sd + sg;  /* 16-bit approximation to sqrt(sx). */
+	  INSERT_WORDS (fsg, fsgi, 0);
+	  e   = -(sy*sg - almost_half);
+	  sd  = -(sg*sg - sx);
+	  if ((xi0 & 0x7ff00000) == 0)
+	    goto denorm;
+	  sy  = sy + e*sy2;
+	  sg  = sg + sy*sd;  /* 32-bit approximation to sqrt(sx).  */
+	  sy2 = sy + sy;
+	  e   = -(sy*sg - almost_half);
+	  sd  = -(sg*sg - sx);
+	  sy  = sy + e*sy2;
+	  shx = sx * fsg;
+	  sg  = sg + sy*sd;  /* 64-bit approximation to sqrt(sx),
+				but perhaps rounded incorrectly.  */
+	  sy2 = sy + sy;
+	  g   = sg * fsg;
+	  e   = -(sy*sg - almost_half);
+	  d   = -(g*sg - shx);
+	  sy  = sy + e*sy2;
+	  fesetenv_register (fe);
+	  return g + sy*d;
+	denorm:
+	  /* For denormalised numbers, we normalise, calculate the
+	     square root, and return an adjusted result.  */
+	  fesetenv_register (fe);
+	  return __sqrt(x * two108) * twom54;
+	}
+    }
+  else if (x < 0)
+    {
+#ifdef FE_INVALID_SQRT
+      feraiseexcept (FE_INVALID_SQRT);
+      /* For some reason, some PowerPC processors don't implement
+	 FE_INVALID_SQRT.  I guess no-one ever thought they'd be
+	 used for square roots... :-) */
+      if (!fetestexcept (FE_INVALID))
+#endif
+	feraiseexcept (FE_INVALID);
+#ifndef _IEEE_LIBM
+      if (_LIB_VERSION != _IEEE_)
+	x = __kernel_standard(x,x,26);
+      else
+#endif
+      x = *(const float*)&a_nan;
+    }
+  return f_wash(x);
+}
+
+weak_alias (__sqrt, sqrt)
+/* Strictly, this is wrong, but the only places where _ieee754_sqrt is
+   used will not pass in a negative result.  */
+strong_alias(__sqrt,__ieee754_sqrt)
diff --git a/sysdeps/powerpc/w_sqrtf.c b/sysdeps/powerpc/w_sqrtf.c
new file mode 100644
index 0000000000..804dff3c44
--- /dev/null
+++ b/sysdeps/powerpc/w_sqrtf.c
@@ -0,0 +1,136 @@
+/* Single-precision floating point square root.
+   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.  */
+
+#include <math.h>
+#include <math_private.h>
+#include <fenv_libc.h>
+#include <inttypes.h>
+
+static const float almost_half = 0.50000006;  /* 0.5 + 2^-24 */
+static const uint32_t a_nan = 0x7fc00000;
+static const uint32_t a_inf = 0x7f800000;
+static const float two48 = 281474976710656.0;
+static const float twom24 = 5.9604644775390625e-8;
+extern const float __t_sqrt[1024];
+
+/* The method is based on a description in
+   Computation of elementary functions on the IBM RISC System/6000 processor,
+   P. W. Markstein, IBM J. Res. Develop, 34(1) 1990.
+   Basically, it consists of two interleaved Newton-Rhapson approximations,
+   one to find the actual square root, and one to find its reciprocal
+   without the expense of a division operation.   The tricky bit here
+   is the use of the POWER/PowerPC multiply-add operation to get the
+   required accuracy with high speed.
+
+   The argument reduction works by a combination of table lookup to
+   obtain the initial guesses, and some careful modification of the
+   generated guesses (which mostly runs on the integer unit, while the
+   Newton-Rhapson is running on the FPU).  */
+float
+__sqrtf(float x)
+{
+  const float inf = *(const float *)&a_inf;
+  /* x = f_washf(x); *//* This ensures only one exception for SNaN. */
+  if (x > 0)
+    {
+      if (x != inf)
+	{
+	  /* Variables named starting with 's' exist in the
+	     argument-reduced space, so that 2 > sx >= 0.5,
+	     1.41... > sg >= 0.70.., 0.70.. >= sy > 0.35... .
+	     Variables named ending with 'i' are integer versions of
+	     floating-point values.  */
+	  float sx;   /* The value of which we're trying to find the square
+			 root.  */
+	  float sg,g; /* Guess of the square root of x.  */
+	  float sd,d; /* Difference between the square of the guess and x.  */
+	  float sy;   /* Estimate of 1/2g (overestimated by 1ulp).  */
+	  float sy2;  /* 2*sy */
+	  float e;    /* Difference between y*g and 1/2 (note that e==se).  */
+	  float shx;  /* == sx * fsg */
+	  float fsg;  /* sg*fsg == g.  */
+	  fenv_t fe;  /* Saved floating-point environment (stores rounding
+			 mode and whether the inexact exception is
+			 enabled).  */
+	  uint32_t xi, sxi, fsgi;
+	  const float *t_sqrt;
+
+	  GET_FLOAT_WORD (xi, x);
+	  fe = fegetenv_register ();
+	  relax_fenv_state ();
+	  sxi = xi & 0x3fffffff | 0x3f000000;
+	  SET_FLOAT_WORD (sx, sxi);
+	  t_sqrt = __t_sqrt + (xi >> 23-8-1  & 0x3fe);
+	  sg = t_sqrt[0];
+	  sy = t_sqrt[1];
+	  
+	  /* Here we have three Newton-Rhapson iterations each of a
+	     division and a square root and the remainder of the
+	     argument reduction, all interleaved.   */
+	  sd  = -(sg*sg - sx);
+	  fsgi = xi + 0x40000000 >> 1 & 0x7f800000;
+	  sy2 = sy + sy;
+	  sg  = sy*sd + sg;  /* 16-bit approximation to sqrt(sx). */
+	  e   = -(sy*sg - almost_half);
+	  SET_FLOAT_WORD (fsg, fsgi);
+	  sd  = -(sg*sg - sx);
+	  sy  = sy + e*sy2;
+	  if ((xi & 0x7f800000) == 0)
+	    goto denorm;
+	  shx = sx * fsg;
+	  sg  = sg + sy*sd;  /* 32-bit approximation to sqrt(sx),
+				but perhaps rounded incorrectly.  */
+	  sy2 = sy + sy;
+	  g   = sg * fsg;
+	  e   = -(sy*sg - almost_half);
+	  d   = -(g*sg - shx);
+	  sy  = sy + e*sy2;
+	  fesetenv_register (fe);
+	  return g + sy*d;
+	denorm:
+	  /* For denormalised numbers, we normalise, calculate the
+	     square root, and return an adjusted result.  */
+	  fesetenv_register (fe);
+	  return __sqrtf(x * two48) * twom24;
+	}
+    }
+  else if (x < 0)
+    {
+#ifdef FE_INVALID_SQRT
+      feraiseexcept (FE_INVALID_SQRT);
+      /* For some reason, some PowerPC processors don't implement
+	 FE_INVALID_SQRT.  I guess no-one ever thought they'd be
+	 used for square roots... :-) */
+      if (!fetestexcept (FE_INVALID))
+#endif
+	feraiseexcept (FE_INVALID);
+#ifndef _IEEE_LIBM
+      if (_LIB_VERSION != _IEEE_)
+	x = __kernel_standard(x,x,126);
+      else
+#endif
+      x = *(const float*)&a_nan;
+    }
+  return f_washf(x);
+}
+
+weak_alias (__sqrtf, sqrtf)
+/* Strictly, this is wrong, but the only places where _ieee754_sqrt is
+   used will not pass in a negative result.  */
+strong_alias(__sqrtf,__ieee754_sqrtf)
diff --git a/sysdeps/unix/sysv/linux/bits/poll.h b/sysdeps/unix/sysv/linux/bits/poll.h
new file mode 100644
index 0000000000..c6b1d2324a
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/bits/poll.h
@@ -0,0 +1,48 @@
+/* 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.  */
+
+
+/* Event types that can be polled for.  These bits may be set in `events'
+   to indicate the interesting event types; they will appear in `revents'
+   to indicate the status of the file descriptor.  */
+#define POLLIN		0x001		/* There is data to read.  */
+#define POLLPRI		0x002		/* There is urgent data to read.  */
+#define POLLOUT		0x004		/* Writing now will not block.  */
+
+#ifdef __USE_XOPEN
+/* These values are defined in XPG4.2.  */
+# define POLLRDNORM	0x040		/* Normal data may be read.  */
+# define POLLRDBAND	0x080		/* Priority data may be read.  */
+# define POLLWRNORM	0x100		/* Writing now will not block.  */
+# define POLLWRBAND	0x200		/* Priority data may be written.  */
+#endif
+
+#ifdef __USE_GNU
+/* This is an extension for Linux.  */
+# define POLLMSG	0x400
+#endif
+
+/* Event types always implicitly polled for.  These bits need not be set in
+   `events', but they will appear in `revents' to indicate the status of
+   the file descriptor.  */
+#define POLLERR		0x008		/* Error condition.  */
+#define POLLHUP		0x010		/* Hung up.  */
+#define POLLNVAL	0x020		/* Invalid polling request.  */
+
+/* Canonical number of polling requests to read in at a time in poll.  */
+#define NPOLLFILE	30
diff --git a/sysdeps/unix/sysv/linux/m68k/bits/poll.h b/sysdeps/unix/sysv/linux/m68k/bits/poll.h
new file mode 100644
index 0000000000..8fea43924a
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/m68k/bits/poll.h
@@ -0,0 +1,43 @@
+/* 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.  */
+
+
+/* Event types that can be polled for.  These bits may be set in `events'
+   to indicate the interesting event types; they will appear in `revents'
+   to indicate the status of the file descriptor.  */
+#define POLLIN		0x001		/* There is data to read.  */
+#define POLLPRI		0x002		/* There is urgent data to read.  */
+#define POLLOUT		0x004		/* Writing now will not block.  */
+
+#ifdef __USE_XOPEN
+/* These values are defined in XPG4.2.  */
+# define POLLRDNORM	0x040		/* Normal data may be read.  */
+# define POLLRDBAND	0x080		/* Priority data may be read.  */
+# define POLLWRNORM	POLLOUT		/* Writing now will not block.  */
+# define POLLWRBAND	0x100		/* Priority data may be written.  */
+#endif
+
+/* Event types always implicitly polled for.  These bits need not be set in
+   `events', but they will appear in `revents' to indicate the status of
+   the file descriptor.  */
+#define POLLERR		0x008		/* Error condition.  */
+#define POLLHUP		0x010		/* Hung up.  */
+#define POLLNVAL	0x020		/* Invalid polling request.  */
+
+/* Canonical number of polling requests to read in at a time in poll.  */
+#define NPOLLFILE	30
diff --git a/sysdeps/unix/sysv/linux/mips/bits/poll.h b/sysdeps/unix/sysv/linux/mips/bits/poll.h
new file mode 100644
index 0000000000..c1c9a6b392
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/mips/bits/poll.h
@@ -0,0 +1,48 @@
+/* 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.  */
+
+
+/* Event types that can be polled for.  These bits may be set in `events'
+   to indicate the interesting event types; they will appear in `revents'
+   to indicate the status of the file descriptor.  */
+#define POLLIN		0x001		/* There is data to read.  */
+#define POLLPRI		0x002		/* There is urgent data to read.  */
+#define POLLOUT		0x004		/* Writing now will not block.  */
+
+#ifdef __USE_XOPEN
+/* These values are defined in XPG4.2.  */
+# define POLLRDNORM	0x040		/* Normal data may be read.  */
+# define POLLRDBAND	0x080		/* Priority data may be read.  */
+# define POLLWRNORM	POLLOUT		/* Writing now will not block.  */
+# define POLLWRBAND	0x100		/* Priority data may be written.  */
+#endif
+
+#ifdef __USE_GNU
+/* This is an extension for Linux.  */
+# define POLLMSG	0x400
+#endif
+
+/* Event types always implicitly polled for.  These bits need not be set in
+   `events', but they will appear in `revents' to indicate the status of
+   the file descriptor.  */
+#define POLLERR		0x008		/* Error condition.  */
+#define POLLHUP		0x010		/* Hung up.  */
+#define POLLNVAL	0x020		/* Invalid polling request.  */
+
+/* Canonical number of polling requests to read in at a time in poll.  */
+#define NPOLLFILE	30
diff --git a/sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c b/sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c
index 7280315933..7a2b0c8279 100644
--- a/sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c
+++ b/sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c
@@ -17,135 +17,27 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#include <elf.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/mman.h>
-#include <fcntl.h>
-#include <link.h>
-#include <unistd.h>
 
-
-extern int _dl_argc;
-extern char **_dl_argv;
-extern char **_environ;
-extern size_t _dl_pagesize;
-extern void _end;
-extern void _start (void);
-
-int __libc_enable_secure;
-int __libc_multiple_libcs;	/* Defining this here avoids the inclusion
-				   of init-first.  */
-
-ElfW(Addr)
-_dl_sysdep_start (void **start_argptr,
-		  void (*dl_main) (const ElfW(Phdr) *phdr, ElfW(Word) phnum,
-				   ElfW(Addr) *user_entry))
-{
-  const ElfW(Phdr) *phdr = NULL;
-  ElfW(Word) phnum = 0;
-  ElfW(Addr) user_entry;
-  ElfW(auxv_t) *av;
-  uid_t uid = 0;
-  uid_t euid = 0;
-  gid_t gid = 0;
-  gid_t egid = 0;
-  unsigned int seen;
-
-  user_entry = (ElfW(Addr)) &_start;
-  _dl_argc = *(long *) start_argptr;
-  _dl_argv = (char **) start_argptr + 1;
-  _environ = &_dl_argv[_dl_argc + 1];
-  start_argptr = (void **) _environ;
-  while (*start_argptr)
-    ++start_argptr;
-  ++start_argptr;
-
-  if (*start_argptr == 0 &&
-      ((unsigned)(char *)start_argptr & 0xF) != 0)
-    {
-      unsigned test_sap = (int)(char *)start_argptr;
-      test_sap = test_sap + 0xF & ~0xF;
-      if (*(long *)(char *)test_sap == AT_PHDR)
-	start_argptr = (void **)(char *)test_sap;
-    }
-
-  seen = 0;
-#define M(type) (1 << (type))
-
-  for (av = (void *) start_argptr;
-       av->a_type != AT_NULL;
-       seen |= M ((++av)->a_type))
-    switch (av->a_type)
-      {
-      case AT_PHDR:
-	phdr = av->a_un.a_ptr;
-	break;
-      case AT_PHNUM:
-	phnum = av->a_un.a_val;
-	break;
-      case AT_PAGESZ:
-	_dl_pagesize = av->a_un.a_val;
-	break;
-      case AT_ENTRY:
-	user_entry = av->a_un.a_val;
-	break;
-      case AT_UID:
-	uid = av->a_un.a_val;
-	break;
-      case AT_GID:
-	gid = av->a_un.a_val;
-	break;
-      case AT_EUID:
-	euid = av->a_un.a_val;
-	break;
-      case AT_EGID:
-	egid = av->a_un.a_val;
-	break;
-      }
-
-  /* Linux doesn't provide us with any of these values on the stack
-     when the dynamic linker is run directly as a program.  */
-
-#define SEE(UID, uid) if ((seen & M (AT_##UID)) == 0) uid = __get##uid ()
-  SEE (UID, uid);
-  SEE (GID, gid);
-  SEE (EUID, euid);
-  SEE (EGID, egid);
-
-
-  __libc_enable_secure = uid != euid || gid != egid;
-
-  __brk (0);			/* Initialize the break.  */
-
-  if (__sbrk (0) == &_end)
-    {
-      /* The dynamic linker was run as a program, and so the initial break
-	 starts just after our bss, at &_end.  The malloc in dl-minimal.c
-	 will consume the rest of this page, so tell the kernel to move the
-	 break up that far.  When the user program examines its break, it
-	 will see this new value and not clobber our data.  */
-      size_t pg = __getpagesize ();
-
-      __sbrk (pg - ((&_end - (void *) 0) & pg));
-      __sbrk (pg - ((&_end - (void *) 0) & (pg - 1)));
-    }
-
-  (*dl_main) (phdr, phnum, &user_entry);
-  return user_entry;
-}
-
-void
-_dl_sysdep_start_cleanup (void)
-{
-}
-
-#ifndef MAP_ANON
-/* This is only needed if the system doesn't support MAP_ANON.  */
-
-int
-_dl_sysdep_open_zero_fill (void)
-{
-  return __open ("/dev/zero", O_RDONLY);
-}
-#endif
+/* The PowerPC's auxiliary argument block gets aligned to a 16-byte
+   boundary.  This is history and impossible to change compatibly.  */
+
+#define DL_FIND_ARG_COMPONENTS(cookie, argc, argv, envp, auxp)	\
+  do {								\
+    void **_tmp;						\
+    (argc) = *(long *) cookie;					\
+    (argv) = (char **) cookie + 1;				\
+    (envp) = (argv) + (argc) + 1;				\
+    for (_tmp = (void **) (envp); *_tmp; ++_tmp)		\
+      continue;							\
+    if (*_tmp == 0 && ((size_t)_tmp & 0xf) != 0)		\
+      {								\
+	size_t _test = (size_t)_tmp;				\
+	_test = _test + 0xf & ~0xf;				\
+	if (*(long *)_test == AT_PHDR)				\
+	  _tmp = (void **)_test;				\
+      }								\
+    (auxp) = (void *) _tmp;					\
+  } while (0)
+
+
+#include <sysdeps/unix/sysv/linux/dl-sysdep.c>
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/poll.h b/sysdeps/unix/sysv/linux/sparc/bits/poll.h
new file mode 100644
index 0000000000..8fea43924a
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/bits/poll.h
@@ -0,0 +1,43 @@
+/* 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.  */
+
+
+/* Event types that can be polled for.  These bits may be set in `events'
+   to indicate the interesting event types; they will appear in `revents'
+   to indicate the status of the file descriptor.  */
+#define POLLIN		0x001		/* There is data to read.  */
+#define POLLPRI		0x002		/* There is urgent data to read.  */
+#define POLLOUT		0x004		/* Writing now will not block.  */
+
+#ifdef __USE_XOPEN
+/* These values are defined in XPG4.2.  */
+# define POLLRDNORM	0x040		/* Normal data may be read.  */
+# define POLLRDBAND	0x080		/* Priority data may be read.  */
+# define POLLWRNORM	POLLOUT		/* Writing now will not block.  */
+# define POLLWRBAND	0x100		/* Priority data may be written.  */
+#endif
+
+/* Event types always implicitly polled for.  These bits need not be set in
+   `events', but they will appear in `revents' to indicate the status of
+   the file descriptor.  */
+#define POLLERR		0x008		/* Error condition.  */
+#define POLLHUP		0x010		/* Hung up.  */
+#define POLLNVAL	0x020		/* Invalid polling request.  */
+
+/* Canonical number of polling requests to read in at a time in poll.  */
+#define NPOLLFILE	30