+Tue Oct 8 13:58:31 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu>
+
+ * hurd/ports-get.c (_hurd_ports_get): If the requested port is
+ null, don't attempt mach_port_mod_refs.
+
Mon Oct 7 14:51:52 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu>
* sysdeps/mach/hurd/pipestream.c: New file to avoid use of
-/* Copyright (C) 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1994, 1995, 1996 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
else if (size <= first_fd)
size = first_fd + 1;
+ if (size * sizeof (*_hurd_dtable) < size)
+ {
+ /* Integer overflow! */
+ errno = ENOMEM;
+ goto out;
+ }
+
/* If we fail to allocate that, decrement the desired size
until we succeed in allocating it. */
do
/* Go back to the loop to initialize the first new slot. */
goto search;
}
+ else
+ errno = ENOMEM;
}
else
errno = EMFILE;
else
errno = EINVAL; /* Bogus FIRST_FD value. */
+ out:
__mutex_unlock (&_hurd_dtable_lock);
_hurd_critical_section_unlock (crit);
case SIGINFO:
case SIGTTIN:
case SIGTTOU:
+ case SIGWINCH:
/* Job control signals can be sent by the controlling terminal. */
if (__USEPORT (CTTYID, port == refport))
goto win;
if (i > n)
i = n;
- found = (char *) __memccpy ((PTR) p, stream->__bufp, '\n', i);
+ found = (char *) __memccpy ((void *) p, stream->__bufp, '\n', i);
if (found != NULL)
{
/* Defined in sysd-stdio.c. */
extern int __stdio_reopen __P ((const char *filename, __io_mode mode,
- PTR *cookieptr, __io_close_fn closefn));
+ void *cookieptr, __io_close_fn closefn));
/* Replace STREAM, opening it on FILENAME. */
FILE *
if (i > copy)
i = copy;
- found = (char *) __memccpy ((PTR) p, stream->__bufp, terminator, i);
+ found = (char *) __memccpy ((void *) p, stream->__bufp,
+ terminator, i);
if (found != NULL)
{
stream->__bufp += found - p;
typedef unsigned int __mode_t; /* Type of file attribute bitmasks. */
typedef unsigned short int __nlink_t; /* Type of file link counts. */
typedef long int __off_t; /* Type of file sizes and offsets. */
+typedef __quad_t __loff_t; /* Type of file sizes and offsets. */
typedef int __pid_t; /* Type of process identifications. */
typedef int __ssize_t; /* Type of a byte count, or error. */
typedef __u_quad_t __fsid_t; /* Type of file system IDs. */
#define __FD_CLR(d, set) ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
#define __FD_ISSET(d, set) ((set)->fds_bits[__FDELT(d)] & __FDMASK(d))
-#ifdef __USE_SVID
-typedef long int key_t;
-#endif
-
#endif /* gnu/types.h */
--- /dev/null
+/* Make sure NO_WAITPID is not set; sysdeps/unix/pipestream.c defines it. */
+#include <sysdeps/posix/pipestream.c>
--- /dev/null
+/* Copyright (C) 1993, 1994, 1995, 1996 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., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#include <errno.h>
+#include <limits.h>
+#include <stddef.h>
+#include <string.h>
+#include <dirent.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <hurd.h>
+#include <hurd/fd.h>
+#include "dirstream.h"
+
+
+/* Read a directory entry from DIRP. */
+int
+__readdir_r (DIR *dirp, struct dirent *entry, struct dirent **result)
+{
+ struct dirent *dp;
+
+ if (dirp == NULL)
+ {
+ errno = EINVAL;
+ return -1;
+ }
+
+ __libc_lock_lock (dirp->__lock);
+
+ do
+ {
+ if (dirp->__ptr - dirp->__data >= dirp->__size)
+ {
+ /* We've emptied out our buffer. Refill it. */
+
+ char *data = dirp->__data;
+ int nentries;
+ error_t err;
+
+ if (err = HURD_FD_PORT_USE (dirp->__fd,
+ __dir_readdir (port,
+ &data, &dirp->__size,
+ dirp->__entry_ptr,
+ -1, 0, &nentries)))
+ {
+ __hurd_fail (err);
+ dp = NULL;
+ break;
+ }
+
+ /* DATA now corresponds to entry index DIRP->__entry_ptr. */
+ dirp->__entry_data = dirp->__entry_ptr;
+
+ if (data != dirp->__data)
+ {
+ /* The data was passed out of line, so our old buffer is no
+ longer useful. Deallocate the old buffer and reset our
+ information for the new buffer. */
+ __vm_deallocate (__mach_task_self (),
+ (vm_address_t) dirp->__data,
+ dirp->__allocation);
+ dirp->__data = data;
+ dirp->__allocation = round_page (dirp->__size);
+ }
+
+ /* Reset the pointer into the buffer. */
+ dirp->__ptr = dirp->__data;
+
+ if (nentries == 0)
+ {
+ /* End of file. */
+ dp = NULL;
+ break;
+ }
+
+ /* We trust the filesystem to return correct data and so we
+ ignore NENTRIES. */
+ }
+
+ dp = (struct dirent *) dirp->__ptr;
+ dirp->__ptr += dp->d_reclen;
+ ++dirp->__entry_ptr;
+
+ /* Loop to ignore deleted files. */
+ } while (dp->d_fileno == 0);
+
+ if (dp)
+ {
+ *entry = *dp;
+ *result = entry;
+ }
+
+ __libc_lock_unlock (dirp->__lock);
+
+ return dp ? 0 : -1;
+}
+weak_alias (__readdir_r, readdir_r)
error_t err;
struct rusage ignored;
natural_t sigcode;
-
- err = __USEPORT (PROC, __proc_wait (port, pid, options, stat_loc, &sigcode,
+ int dummy;
+
+ err = __USEPORT (PROC, __proc_wait (port, pid, options,
+ stat_loc ?: &dummy, &sigcode,
usage ?: &ignored, &dead));
return err ? (pid_t) __hurd_fail (err) : dead;
original function with the original cookie. */
#define FUNC(type, name, args) \
- static type __CONCAT(child_,name) args __CONCAT(name,decl)) \
+ static type __CONCAT(child_,name) args __CONCAT(name,decl) \
{ \
struct child *c = (struct child *) cookie; \
{ \
} \
}
-#define readdecl void *cookie AND register char *buf AND register size_t n
+#define readdecl void *cookie; register char *buf; register size_t n;
FUNC (int, read, (cookie, buf, n))
-#define writedecl void *cookie AND register const char *buf AND register size_t n
+#define writedecl void *cookie; register const char *buf; register size_t n;
FUNC (int, write, (cookie, buf, n))
-#define seekdecl void *cookie AND fpos_t *pos AND int whence
+#define seekdecl void *cookie; fpos_t *pos; int whence;
FUNC (int, seek, (cookie, pos, whence))
-#define closedecl void *cookie
+#define closedecl void *cookie;
FUNC (int, close, (cookie))
-#define filenodecl void *cookie
+#define filenodecl void *cookie;
FUNC (int, fileno, (cookie))
static const __io_functions child_funcs
new_argv[1] = "-c";
new_argv[2] = command;
new_argv[3] = NULL;
- (void) execve (SH_PATH, (char *CONST *) new_argv, environ);
+ (void) execve (SH_PATH, (char *const *) new_argv, environ);
/* Die if it failed. */
_exit (127);
}
child->pid = pid;
child->cookie = stream->__cookie;
child->funcs = stream->__io_funcs;
- stream->__cookie = (PTR) child;
+ stream->__cookie = (void *) child;
stream->__io_funcs = child_funcs;
stream->__ispipe = 1;
return stream;
switch (action)
{
case TCOOFF:
- return __ioctl (fd, TIOCSTOP, (PTR) NULL);
+ return __ioctl (fd, TIOCSTOP, (void *) NULL);
case TCOON:
- return __ioctl (fd, TIOCSTART, (PTR) NULL);
+ return __ioctl (fd, TIOCSTART, (void *) NULL);
case TCIOFF:
case TCION:
return -1;
}
- return __ioctl (fd, TIOCFLUSH, (PTR) &arg);
+ return __ioctl (fd, TIOCFLUSH, (void *) &arg);
}
projects / external / glibc.git / commitdiff