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authorRoland McGrath <roland@gnu.org>1996-05-08 02:07:47 +0000
committerRoland McGrath <roland@gnu.org>1996-05-08 02:07:47 +0000
commit0e3426bbcf2ff61d06d580fc9362fde79953a281 (patch)
tree6bc37583e3ea48a41eb273fbb112613b51cf64e6 /sysdeps/mach/hurd/getcwd.c
parentb928942eaa0401de9189a2709188f584425f5ca6 (diff)
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Tue May 7 19:00:01 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
	* string/argz-extract.c: Remove const from decl.
	* string/argz.h: Here too.

	* Makeconfig (version.mk): Fix regexp in sed cmd.
	Depend on $(..)Makeconfig.

	* GMP code updated from gmp-2.0 release.
	* stdlib/Makefile (mpn-routines): Removed add_1, added inlines.
	* sysdeps/generic/add_1.c: File removed.
	* stdlib/strtod.c: mp_limb is now mp_limb_t.
	* stdlib/fpioconst.c, stdlib/fpioconst.h: Likewise.
	* stdio-common/_itoa.c: Likewise.
	* stdio-common/printf_fp.c: Likewise.
	Don't include ansidecl.h.

	* sysdeps/mach/hurd/getcwd.c: Use io_identity instead of io_stat.

	* shlib-versions: New file.
	* Makerules (soversions.mk): New target, include file generated from
	shlib-versions.  Moved shared library rules before installation rules.
	Rewrote shared library installation rules for versioned libraries.
	* math/Makefile (libm.so-version): Variable removed.

	* sysdeps/mach/hurd/i386/exc2signal.c: Use struct hurd_signal_detail.

	* hurd/report-wait.c (_S_msg_describe_ports): New function.

	* configure.in: Add AC_PROG_LN_S check.
	* config.make.in (LN_S): New variable.

Sun May  5 03:10:44 1996  Ulrich Drepper  <drepper@cygnus.com>

	* misc/efgcvt_r.c (ecvt_r): Work aroung gcc bug.  gcc does
	not know about weak aliases now and optimizes necessary `if'
	statement away.

	* posix/unistd.h: Add swapoff prototype.

	* sysdeps/generic/confname.h: Add even more POSIX.4 symbols.

	* sysdeps/posix/fpathconf.c (__fpathconf): Get information
	for _PC_PATH_MAX from fstatfs function if available.

	* sysdeps/posix/sysconf.c: Add code to handle _SC_AIO_LISTIO_MAX,
	_SC_AIO_MAX, _SC_AIO_PRIO_DELTA_MAX, _SC_DELAYTIMER_MAX,
	_SC_MQ_OPEN_MAX, _SC_MQ_PRIO_MAX, _SC_RTSIG_MAX,
	_SC_SEM_NSEMS_MAX, _SC_SEM_VALUE_MAX, _SC_SIGQUEUE_MAX, and
	_SC_TIMER_MAX.
	* sysdeps/unix/sysv/sysv4/sysconf.c: Ditto.

	* sysdeps/stub/swapoff.c: New file.  Stub version for swapoff
	function.

	* sysdeps/unix/syscalls.list:  Add swapoff.

	* sysdeps/unix/sysv/linux/Dist: Add sys/acct.h.

	* sysdeps/unix/sysv/linux/Makefile [$(subdir) == misc]
	(sysdep_routines): Add mount, umount, llseek, setfsgid, setfsuid,
	sysinfo, and uselib.
	(headers): Add sys/sysinfo.h.

	* sysdeps/unix/sysv/linux/gethostid.c: Prevent warning.

	* sysdeps/unix/sysv/linux/i386/Makefile [$(subdir) == misc]
	(sysdep_routines): Add ioperm, iopl, and vm86.
	(headers): Add sys/perm.h and sys/vm86.h.

	* sysdeps/unix/sysv/linux/i386/sys/perm.h: New file.  Contains
	prototypes for iopl and ioperm.

	* sysdeps/unix/sysv/linux/i386/sys/vm86.h:  New file.  Contains
	prototype for vm86.

	* sysdeps/unix/sysv/linux/i386/syscalls.list: New file.  Add
	vm86 system call.

	* sysdeps/unix/sysv/linux/sys/acct.h: New file.  Contains
	prototypes for acct function.

	* sysdeps/unix/sysv/linux/sys/socket.h: Provide real header
	file with prototypes.

	* sysdeps/unix/sysv/linux/sys/sysinfo.h: New file.  Contains
	prototype for sysinfo function.

	* sysdeps/unix/sysv/linux/syscalls.list: Add flock, ioperm, iopl,
	llseek, setfsgid, setfsuid, sysinfo, and uselib.

	* sysdeps/unix/sysv/linux/sysconf.c: Instead of duplicating
	posix/sysconf.c now only handle cases different to that
	implementation.

Tue May  7 15:08:19 1996  Miles Bader  <miles@gnu.ai.mit.edu>

	* stdio/linewrap.c (__line_wrap_output): Renamed from lwoutput
	(all references changed).  Now exported.

	* stdio/linewrap.c (struct data): Type deleted (moved to linewrap.h).
	(wrap_stream, unwrap_stream, lwclose, lwfileno, lwoutput,
	line_wrap_stream, line_unwrap_stream): Use struct line_wrap_data
	instead of struct data.
	(lwoutput, line_wrap_stream, line_unwrap_stream): Rename various
	occurences of `wrap' and `wrapmargin' to `wmargin'.
	(line_wrapped, line_wrap_lmargin, line_wrap_set_lmargin,
	line_wrap_rmargin, line_wrap_set_rmargin, line_wrap_wmargin,
	line_wrap_set_wmargin, line_wrap_point): New functions.
	* stdio/linewrap.h: New file.
	* stdio/Makefile (headers): Add linewrap.h.

Tue May  7 14:19:12 1996  Roland McGrath  <roland@delasyd.gnu.ai.mit.edu>

	* sysdeps/unix/sysv/linux/i386/Makefile: File removed.

	* stdio/stdio.h: Remove line_wrap_stream, line_unwap_stream decls.

	* sysdeps/unix/sysv/linux/schedbits.h: New file.

Tue May  7 13:47:02 1996  Miles Bader  <miles@gnu.ai.mit.edu>

	* stdio/linewrap.c (struct data): Make margin fields not-pointers.
	(lwoutput): Adjust uses acordingly.

	* sysdeps/mach/hurd/fdatasync.c: New file.
	* sysdeps/mach/hurd/fsync.c: Pass new flag to file_sync.

	* sysdeps/mach/hurd/xmknod.c: Pass new flag to dir_link.
	* sysdeps/mach/hurd/symlink.c: Likewise.
	* sysdeps/mach/hurd/link.c: Likewise.
	* sysdeps/mach/hurd/bind.c: Likewise.
	* hurd/hurdsig.c (write_corefile): Likewise.

	* hurd/hurdsig.c (write_corefile): Pass cttyid port to crash server.

	* sysdeps/mach/hurd/fpathconf.c: RPC takes int pointer, not long int.

	* sysdeps/mach/hurd/_exit.c (_hurd_exit): Pass sigcode arg to
	proc_mark_exit.
	* sysdeps/mach/hurd/dl-sysdep.c (_exit): Likewise.

	* sysdeps/mach/hurd/wait4.c: Pass sigcode arg to proc_wait.

	* sysdeps/mach/hurd/rename.c: Pass new flag to dir_rename.

	* hurd/hurdfault.c (_hurdsig_fault_catch_exception_raise): Use struct
	hurd_signal_detail.
	* hurd/catch-exc.c (_S_catch_exception_raise): Likewise.
	* hurd/hurd-raise.c (_hurd_raise_signal): Likewise.
	* sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler):
	Likewise.
	* sysdeps/mach/hurd/setitimer.c (restart_itimer): Likewise.

	* hurd/hurd/signal.h: Fix _hurd_exception2signal prototype.

	* hurd/hurdsig.c (write_corefile): Take const struct
	hurd_signal_detail * arg.  Pass all details to crash_dump_task.
	(_hurd_internal_post_signal): Pass DETAIL to write_corefile.
	(_hurd_internal_post_signal: suspend): Pass code and error to
	proc_mark_stop.

	* hurd/hurdprio.c (_hurd_priority_which_map): Pass flags arg to
	proc_getprocinfo by reference.
Diffstat (limited to 'sysdeps/mach/hurd/getcwd.c')
-rw-r--r--sysdeps/mach/hurd/getcwd.c59
1 files changed, 31 insertions, 28 deletions
diff --git a/sysdeps/mach/hurd/getcwd.c b/sysdeps/mach/hurd/getcwd.c
index 02699a7e84..ed8ed96697 100644
--- a/sysdeps/mach/hurd/getcwd.c
+++ b/sysdeps/mach/hurd/getcwd.c
@@ -39,11 +39,10 @@ char *
 __getcwd (char *buf, size_t size)
 {
   error_t err;
-  dev_t rootdev, thisdev;
+  mach_port_t rootid, thisid, rootdevid, thisdevid;
   ino_t rootino, thisino;
   char *file_name;
   register char *file_namep;
-  struct stat st;
   file_t parent;
   char *dirbuf = NULL;
   unsigned int dirbufsize = 0;
@@ -51,6 +50,10 @@ __getcwd (char *buf, size_t size)
   inline void cleanup (void)
     {
       __mach_port_deallocate (__mach_task_self (), parent);
+      __mach_port_deallocate (__mach_task_self (), thisid);
+      __mach_port_deallocate (__mach_task_self (), thisdevid);
+      __mach_port_deallocate (__mach_task_self (), rootid);
+      __mach_port_deallocate (__mach_task_self (), rootdevid);
 
       if (dirbuf != NULL)
 	__vm_deallocate (__mach_task_self (),
@@ -81,37 +84,30 @@ __getcwd (char *buf, size_t size)
   file_namep = file_name + size;
   *--file_namep = '\0';
 
-  /* Get a port to our root directory and stat it.  */
+  /* Get a port to our root directory and get its identity.  */
 
-  if (err = __USEPORT (CRDIR, __io_stat (port, &st)))
+  if (err = __USEPORT (CRDIR, __io_identity (port,
+					     &rootid, &rootdevid, &rootino)))
     return __hurd_fail (err), NULL;
-  rootdev = st.st_dev;
-  rootino = st.st_ino;
+  __mach_port_deallocate (__mach_task_self (), rootdevid);
 
   /* Get a port to our current working directory and stat it.  */
 
-  if (err = __USEPORT (CWDIR, __mach_port_mod_refs (__mach_task_self (),
-						    (parent = port),
-						    MACH_PORT_RIGHT_SEND,
-						    1)))
-    return __hurd_fail (err), NULL;
-  if (err = __io_stat (parent, &st))
+  if (err = __USEPORT (CRDIR, __io_identity (port,
+					     &thisid, &thisdevid, &thisino)))
     {
-      cleanup ();
+      __mach_port_deallocate (__mach_task_self (), rootid);
       return __hurd_fail (err), NULL;
     }
 
-  thisdev = st.st_dev;
-  thisino = st.st_ino;
-
-  while (!(thisdev == rootdev && thisino == rootino))
+  while (thisid != rootid)
     {
       /* PARENT is a port to the directory we are currently on;
-	 THISDEV and THISINO are its device and node numbers.
-	 Look in its parent (..) for a file with the same numbers.  */
+	 THISID, THISDEV, and THISINO are its identity.
+	 Look in its parent (..) for a file with the same file number.  */
 
       struct dirent *d;
-      dev_t dotdev;
+      mach_port_t dotid, dotdevid;
       ino_t dotino;
       int mount_point;
       file_t newp;
@@ -127,12 +123,12 @@ __getcwd (char *buf, size_t size)
       __mach_port_deallocate (__mach_task_self (), parent);
       parent = newp;
 
-      /* Figure out if this directory is a mount point.  */
-      if (err = __io_stat (parent, &st))
+      /* Get this directory's identity and figure out if it's a mount point. */
+      if (err = __io_identity (parent, &dotid, &dotdevid, &dotino))
 	goto errlose;
-      dotdev = st.st_dev;
-      dotino = st.st_ino;
-      mount_point = dotdev != thisdev;
+      __mach_port_deallocate (__mach_task_self (), dotid);
+      __mach_port_deallocate (__mach_task_self (), dotdevid);
+      mount_point = dotdevid != thisdevid;
 
       /* Search for the last directory.  */
       direntry = 0;
@@ -178,13 +174,17 @@ __getcwd (char *buf, size_t size)
 		{
 		  file_t try = __file_name_lookup_under (parent, d->d_name,
 							 O_NOLINK, 0);
+		  file_t id, devid;
+		  ino_t fileno;
 		  if (try == MACH_PORT_NULL)
 		    goto lose;
-		  err = __io_stat (try, &st);
+		  err = __io_identity (try, &id, &devid, &fileno);
 		  __mach_port_deallocate (__mach_task_self (), try);
 		  if (err)
 		    goto errlose;
-		  if (st.st_dev == thisdev && st.st_ino == thisino)
+		  __mach_port_deallocate (__mach_task_self (), id);
+		  __mach_port_deallocate (__mach_task_self (), devid);
+		  if (id == thisid)
 		    goto found;
 		}
 	    }
@@ -232,7 +232,10 @@ __getcwd (char *buf, size_t size)
 
       /* The next iteration will find the name of the directory we
 	 just searched through.  */
-      thisdev = dotdev;
+      __mach_port_deallocate (__mach_task_self (), thisid);
+      __mach_port_deallocate (__mach_task_self (), thisdevid);
+      thisid = dotid;
+      thisdevid = dotdevid;
       thisino = dotino;
     }