diff options
Diffstat (limited to 'sysdeps/mach/hurd')
| -rw-r--r-- | sysdeps/mach/hurd/accept.c | 5 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/chroot.c | 13 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/defs.c | 4 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/dl-sysdep.c | 4 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/i386/init-first.c | 8 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/readlink.c | 52 |
6 files changed, 41 insertions, 45 deletions
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) |