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author | Roland McGrath <roland@gnu.org> | 1996-05-08 02:07:47 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 1996-05-08 02:07:47 +0000 |
commit | 0e3426bbcf2ff61d06d580fc9362fde79953a281 (patch) | |
tree | 6bc37583e3ea48a41eb273fbb112613b51cf64e6 /sysdeps/mach/hurd/getcwd.c | |
parent | b928942eaa0401de9189a2709188f584425f5ca6 (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.c | 59 |
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; } |