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-rw-r--r--hurd/fchroot.c8
-rw-r--r--hurd/getdport.c3
-rw-r--r--hurd/hurd.h5
-rw-r--r--hurd/hurd/threadvar.h1
-rw-r--r--hurd/hurdfault.c5
-rw-r--r--hurd/hurdinit.c2
-rw-r--r--hurd/hurdsig.c10
-rw-r--r--hurd/hurdstartup.c9
-rw-r--r--hurd/report-wait.c13
-rw-r--r--sysdeps/mach/hurd/accept.c5
-rw-r--r--sysdeps/mach/hurd/chroot.c13
-rw-r--r--sysdeps/mach/hurd/defs.c4
-rw-r--r--sysdeps/mach/hurd/dl-sysdep.c4
-rw-r--r--sysdeps/mach/hurd/i386/init-first.c8
-rw-r--r--sysdeps/mach/hurd/readlink.c52
-rw-r--r--sysdeps/posix/defs.c4
-rw-r--r--sysdeps/stub/defs.c4
17 files changed, 82 insertions, 68 deletions
diff --git a/hurd/fchroot.c b/hurd/fchroot.c
index d745fb0866..143ea23807 100644
--- a/hurd/fchroot.c
+++ b/hurd/fchroot.c
@@ -35,7 +35,13 @@ fchroot (int fd)
 			}));
 
   if (! err)
-    _hurd_port_set (&_hurd_ports[INIT_PORT_CRDIR], dir);
+    {
+      file_t root;
+      err = __file_reparent (dir, MACH_PORT_NULL, &root);
+      __mach_port_deallocate (__mach_task_self (), dir);
+      if (! err)
+	_hurd_port_set (&_hurd_ports[INIT_PORT_CRDIR], root);
+    }
 
   return err ? __hurd_fail (err) : 0;
 }
diff --git a/hurd/getdport.c b/hurd/getdport.c
index a274a710f7..b58832dbe4 100644
--- a/hurd/getdport.c
+++ b/hurd/getdport.c
@@ -20,7 +20,8 @@
 
 /* This is initialized in dtable.c when that gets linked in.
    If dtable.c is not linked in, it will be zero.  */
-file_t (*_hurd_getdport_fn) (int fd);
+static file_t (*_default_hurd_getdport_fn) (int fd) = 0;
+weak_alias (_default_hurd_getdport_fn, _hurd_getdport_fn)
 
 file_t
 __getdport (int fd)
diff --git a/hurd/hurd.h b/hurd/hurd.h
index 3874fb277b..7e72bf6cf3 100644
--- a/hurd/hurd.h
+++ b/hurd/hurd.h
@@ -109,11 +109,10 @@ extern pid_t _hurd_pid, _hurd_ppid, _hurd_pgrp;
 extern int _hurd_orphaned;
 
 /* This variable is incremented every time the process IDs change.  */
-
-unsigned int _hurd_pids_changed_stamp;
+extern unsigned int _hurd_pids_changed_stamp;
 
 /* This condition is broadcast every time the process IDs change.  */
-struct condition _hurd_pids_changed_sync;
+extern struct condition _hurd_pids_changed_sync;
 
 /* Unix `data break', for brk and sbrk.
    If brk and sbrk are not used, this info will not be initialized or used.  */
diff --git a/hurd/hurd/threadvar.h b/hurd/hurd/threadvar.h
index 091e745914..b10efe9ada 100644
--- a/hurd/hurd/threadvar.h
+++ b/hurd/hurd/threadvar.h
@@ -60,6 +60,7 @@ enum __hurd_threadvar_index
     _HURD_THREADVAR_ERRNO,	/* `errno' value for this thread.  */
     _HURD_THREADVAR_SIGSTATE,	/* This thread's `struct hurd_sigstate'.  */
     _HURD_THREADVAR_DYNAMIC_USER, /* Dynamically-assigned user variables. */
+    _HURD_THREADVAR_MALLOC,	/* For use of malloc. */
     _HURD_THREADVAR_MAX		/* Default value for __hurd_threadvar_max.  */
   };
 
diff --git a/hurd/hurdfault.c b/hurd/hurdfault.c
index 2865ff7d34..671f8cb21a 100644
--- a/hurd/hurdfault.c
+++ b/hurd/hurdfault.c
@@ -1,5 +1,5 @@
 /* Handle faults in the signal thread.
-   Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
+   Copyright (C) 1994, 1995, 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
@@ -31,6 +31,9 @@
 jmp_buf _hurdsig_fault_env;
 struct hurd_signal_preemptor _hurdsig_fault_preemptor;
 
+/* XXX temporary to deal with spelling fix */
+weak_alias (_hurdsig_fault_preemptor, _hurdsig_fault_preempter)
+
 static mach_port_t forward_sigexc;
 
 kern_return_t
diff --git a/hurd/hurdinit.c b/hurd/hurdinit.c
index 425b9b717c..0d0f4b4ea9 100644
--- a/hurd/hurdinit.c
+++ b/hurd/hurdinit.c
@@ -31,7 +31,9 @@ struct hurd_port *_hurd_ports;
 unsigned int _hurd_nports;
 mode_t _hurd_umask;
 sigset_t _hurdsig_traced;
+
 char **__libc_argv;
+int __libc_argc;
 
 
 error_t
diff --git a/hurd/hurdsig.c b/hurd/hurdsig.c
index b30134ca5b..6ebd7bed14 100644
--- a/hurd/hurdsig.c
+++ b/hurd/hurdsig.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 92, 93, 94, 95, 96, 1996 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
@@ -39,6 +39,11 @@ thread_t _hurd_msgport_thread;
 /* Thread which receives task-global signals.  */
 thread_t _hurd_sigthread;
 
+/* These are set up by _hurdsig_init.  */
+unsigned long int __hurd_sigthread_stack_base;
+unsigned long int __hurd_sigthread_stack_end;
+unsigned long int *__hurd_sigthread_variables;
+
 /* Linked-list of per-thread signal state.  */
 struct hurd_sigstate *_hurd_sigstates;
 
@@ -424,6 +429,9 @@ abort_all_rpcs (int signo, struct machine_thread_all_state *state, int live)
 struct hurd_signal_preemptor *_hurdsig_preemptors;
 sigset_t _hurdsig_preempted_set;
 
+/* XXX temporary to deal with spelling fix */
+weak_alias (_hurdsig_preemptors, _hurdsig_preempters)
+
 /* Mask of stop signals.  */
 #define STOPSIGS (sigmask (SIGTTIN) | sigmask (SIGTTOU) | \
 		  sigmask (SIGSTOP) | sigmask (SIGTSTP))
diff --git a/hurd/hurdstartup.c b/hurd/hurdstartup.c
index 3531c0e8cf..543d135120 100644
--- a/hurd/hurdstartup.c
+++ b/hurd/hurdstartup.c
@@ -35,15 +35,6 @@
 mach_port_t *_hurd_init_dtable;
 mach_msg_type_number_t _hurd_init_dtablesize;
 
-unsigned int __hurd_threadvar_max;
-unsigned long int __hurd_threadvar_stack_mask;
-unsigned long int __hurd_threadvar_stack_offset;
-
-/* These are set up by _hurdsig_init.  */
-unsigned long int __hurd_sigthread_stack_base;
-unsigned long int __hurd_sigthread_stack_end;
-unsigned long int *__hurd_sigthread_variables;
-
 extern void __mach_init (void);
 
 /* Entry point.  This is the first thing in the text segment.
diff --git a/hurd/report-wait.c b/hurd/report-wait.c
index 751619233c..e8f4f1af4a 100644
--- a/hurd/report-wait.c
+++ b/hurd/report-wait.c
@@ -93,8 +93,15 @@ describe_port (string_t description, mach_port_t port)
 }
 
 
-/* Common defn so we don't link in the itimer code unnecessarily.  */
-thread_t _hurd_itimer_thread; /* XXX */
+/* We want _HURD_ITIMER_THREAD, but don't want to link in the itimer code
+   unnecessarily.  */
+#if 0 /* libc.so.0.0 needs this defined, so make it a weak alias for now.  */
+extern thread_t _hurd_itimer_thread; /* XXX */
+weak_extern (_hurd_itimer_thread)
+#else
+static thread_t default_hurd_itimer_thread;
+weak_alias (default_hurd_itimer_thread, _hurd_itimer_thread)
+#endif
 
 kern_return_t
 _S_msg_report_wait (mach_port_t msgport, thread_t thread,
@@ -105,7 +112,7 @@ _S_msg_report_wait (mach_port_t msgport, thread_t thread,
   if (thread == _hurd_msgport_thread)
     /* Cute.  */
     strcpy (description, "msgport");
-  else if (thread == _hurd_itimer_thread)
+  else if (&_hurd_msgport_thread && thread == _hurd_itimer_thread)
     strcpy (description, "itimer");
   else
     {
diff --git a/sysdeps/mach/hurd/accept.c b/sysdeps/mach/hurd/accept.c
index 528d4252fd..18c5f75199 100644
--- a/sysdeps/mach/hurd/accept.c
+++ b/sysdeps/mach/hurd/accept.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1993, 1994, 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
@@ -38,7 +38,7 @@ DEFUN(accept, (fd, addr, addr_len),
   socket_t new;
   addr_port_t aport;
   char *buf = (char *) addr;
-  mach_msg_type_number_t buflen = *addr_len;
+  mach_msg_type_number_t buflen;
   int type;
 
   if (err = HURD_DPORT_USE (fd, __socket_accept (port, &new, &aport)))
@@ -46,6 +46,7 @@ DEFUN(accept, (fd, addr, addr_len),
 
   if (addr != NULL)
     {
+      buflen = *addr_len;
       err = __socket_whatis_address (aport, &type, &buf, &buflen);
       if (err == EOPNOTSUPP)
 	/* If the protocol server can't tell us the address, just return a
diff --git a/sysdeps/mach/hurd/chroot.c b/sysdeps/mach/hurd/chroot.c
index f010c368ed..c39493e272 100644
--- a/sysdeps/mach/hurd/chroot.c
+++ b/sysdeps/mach/hurd/chroot.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1993, 1994, 1995, 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
@@ -28,7 +28,8 @@ Cambridge, MA 02139, USA.  */
 int
 DEFUN(chroot, (file_name), CONST char *file_name)
 {
-  file_t file, dir;
+  error_t err;
+  file_t file, dir, root;
 
   file = __file_name_lookup (file_name, O_EXEC, 0);
   if (file == MACH_PORT_NULL)
@@ -38,6 +39,12 @@ DEFUN(chroot, (file_name), CONST char *file_name)
   if (dir == MACH_PORT_NULL)
     return -1;
 
-  _hurd_port_set (&_hurd_ports[INIT_PORT_CRDIR], dir);
+  /* Prevent going through DIR's .. */
+  err = __file_reparent (dir, MACH_PORT_NULL, &root);
+  __mach_port_deallocate (__mach_task_self (), dir);
+  if (err)
+    return __hurd_fail (err);
+
+  _hurd_port_set (&_hurd_ports[INIT_PORT_CRDIR], root);
   return 0;
 }
diff --git a/sysdeps/mach/hurd/defs.c b/sysdeps/mach/hurd/defs.c
index b2cfe7c4ff..b3b66f6296 100644
--- a/sysdeps/mach/hurd/defs.c
+++ b/sysdeps/mach/hurd/defs.c
@@ -1,6 +1,6 @@
 /* Definitions of global stdio data structures.
 
-Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+Copyright (C) 1991, 1992, 1993, 1994, 1995, 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
@@ -80,6 +80,6 @@ text_set_element (_hurd_fd_subinit, init_stdio);
 void
 DEFUN_VOID(_cleanup)
 {
-  (void) fclose ((FILE *) NULL);
+  __fcloseall ();
 }
 text_set_element (__libc_atexit, _cleanup);
diff --git a/sysdeps/mach/hurd/dl-sysdep.c b/sysdeps/mach/hurd/dl-sysdep.c
index bf1462a899..e8388c4191 100644
--- a/sysdeps/mach/hurd/dl-sysdep.c
+++ b/sysdeps/mach/hurd/dl-sysdep.c
@@ -52,12 +52,8 @@ unsigned int __hurd_threadvar_max = _HURD_THREADVAR_MAX;
 static unsigned long int threadvars[_HURD_THREADVAR_MAX];
 unsigned long int __hurd_threadvar_stack_offset
   = (unsigned long int) &threadvars;
-unsigned long int __hurd_sigthread_stack_base;
-unsigned long int __hurd_sigthread_stack_end;
-unsigned long int *__hurd_sigthread_variables;
 unsigned long int __hurd_threadvar_stack_mask;
 
-
 /* XXX loser kludge for vm_map kernel bug */
 static vm_address_t fmha;
 static vm_size_t fmhs;
diff --git a/sysdeps/mach/hurd/i386/init-first.c b/sysdeps/mach/hurd/i386/init-first.c
index c9249bba4e..4c4f6ff665 100644
--- a/sysdeps/mach/hurd/i386/init-first.c
+++ b/sysdeps/mach/hurd/i386/init-first.c
@@ -30,10 +30,14 @@ extern void __libc_init (int, char **, char **);
 extern void __getopt_clean_environment (void);
 extern void __libc_global_ctors (void);
 
+unsigned int __hurd_threadvar_max;
+unsigned long int __hurd_threadvar_stack_offset;
+unsigned long int __hurd_threadvar_stack_mask;
+
 int __libc_multiple_libcs = 1;
 
-int __libc_argc;
-char **__libc_argv;
+extern int __libc_argc;
+extern char **__libc_argv;
 
 /* We often need the PID.  Cache this value.  */
 pid_t __libc_pid;
diff --git a/sysdeps/mach/hurd/readlink.c b/sysdeps/mach/hurd/readlink.c
index 2f51e200b5..d04ae1e07a 100644
--- a/sysdeps/mach/hurd/readlink.c
+++ b/sysdeps/mach/hurd/readlink.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1993, 1994, 1995, 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
@@ -32,45 +32,33 @@ DEFUN(__readlink, (file_name, buf, len),
 {
   error_t err;
   file_t file;
-  char mybuf[2048], *transp = mybuf;
-  mach_msg_type_number_t translen = sizeof (mybuf);
+  struct stat st;
 
-  file = __file_name_lookup (file_name, O_NOTRANS, 0);
+  file = __file_name_lookup (file_name, O_READ | O_NOLINK, 0);
   if (file == MACH_PORT_NULL)
     return -1;
 
-  err = __file_get_translator (file, &transp, &translen);
+  err = __io_stat (file, &st);
+  if (! err)
+    if (S_ISLNK (st.st_mode))
+      {
+	char *rbuf = buf;
+
+	err = __io_read (file, &rbuf, &len, 0, len);
+	if (!err && rbuf != buf)
+	  {
+	    memcpy (buf, rbuf, len);
+	    __vm_deallocate (__mach_task_self (), (vm_address_t)rbuf, len);
+	  }
+      }
+    else
+      err = EINVAL;
+
   __mach_port_deallocate (__mach_task_self (), file);
 
   if (err)
     return __hurd_fail (err);
-
-  if (translen < sizeof (_HURD_SYMLINK) ||
-      memcmp (transp, _HURD_SYMLINK, sizeof (_HURD_SYMLINK)))
-    /* The file is not actually a symlink.  */
-    err = EINVAL;
   else
-    {
-      /* This is a symlink; its translator is "/hurd/symlink\0target\0".  */
-      if (len >= translen - sizeof (_HURD_SYMLINK))
-	{
-	  len = translen - sizeof (_HURD_SYMLINK);
-	  if (transp[translen - 1] == '\0')
-	    /* Remove the null terminator.  */
-	    --len;
-	}
-      if (buf == NULL)
-	/* This call is just to find out how large a buffer is required.  */
-	len = translen - sizeof (_HURD_SYMLINK) - 1;
-      else
-	/* Copy into the user's buffer.  */
-	memcpy (buf, transp + sizeof (_HURD_SYMLINK), len);
-    }
-
-  if (transp != mybuf)
-    __vm_deallocate (__mach_task_self (), (vm_address_t) transp, translen);
-
-  return err ? __hurd_fail (err) : len;
+    return len;
 }
-
 weak_alias (__readlink, readlink)
diff --git a/sysdeps/posix/defs.c b/sysdeps/posix/defs.c
index fcbaf16f69..e3e46377f0 100644
--- a/sysdeps/posix/defs.c
+++ b/sysdeps/posix/defs.c
@@ -1,6 +1,6 @@
 /* Definitions of global stdio data structures.
 
-Copyright (C) 1991, 1993 Free Software Foundation, Inc.
+Copyright (C) 1991, 1993, 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
@@ -67,7 +67,7 @@ FILE *__stdio_head = &stdstreams[0];
 void
 DEFUN_VOID(_cleanup)
 {
-  (void) fclose((FILE *) NULL);
+  __fcloseall ();
 }
 
 
diff --git a/sysdeps/stub/defs.c b/sysdeps/stub/defs.c
index 66f4c4dd24..4fd7ab3615 100644
--- a/sysdeps/stub/defs.c
+++ b/sysdeps/stub/defs.c
@@ -1,6 +1,6 @@
 /* Definitions of global stdio data structures.
 
-Copyright (C) 1991, 1995 Free Software Foundation, Inc.
+Copyright (C) 1991, 1995, 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
@@ -40,7 +40,7 @@ FILE *__stdio_head;
 void
 DEFUN_VOID(_cleanup)
 {
-  (void) fclose((FILE *) NULL);
+  __fcloseall ();
 }