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* Makefile.in (DLL_OFILES): Add bsdlib.o.

Browse Source 
* autoload.cc (RegisterServiceProcess): Add.
	* bsdlib.cc: New file.
	(daemon): New function.
	(login_tty): Ditto.
	(openpty): Ditto.
	(forkpty): Ditto.
	* cygwin.din: Export daemon, forkpty, login_tty, logwtmp, updwtmp,
	openpty and revoke.
	* syscalls.cc (updwtmp): New function, writing to wtmp exclusively.
	(logwtmp): Ditto.
	(login): Call updwtmp instead of writing to wtmp by itself.
	(logout): Ditto.
	* tty.cc (revoke): New funtion.
	* include/paths.h: Define _PATH_DEVNULL.
	* include/pty.h: New header.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/utmp.h: Declare logwtmp with const arguments.
	Declare updwtmp.
	* lib/iruserok.c: New file.
	(ruserok): New function.
	(iruserok): Ditto.
	(__ivaliduser): Ditto.
	(__icheckhost): Ditto.
This commit is contained in:
Corinna Vinschen 2003-09-10 15:51:59 +00:00
parent 136265194d
commit 34a1d63d80
12 changed files with 590 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,30 @@
2003-09-10 Corinna Vinschen <corinna@vinschen.de>
* Makefile.in (DLL_OFILES): Add bsdlib.o.
* autoload.cc (RegisterServiceProcess): Add.
* bsdlib.cc: New file.
(daemon): New function.
(login_tty): Ditto.
(openpty): Ditto.
(forkpty): Ditto.
* cygwin.din: Export daemon, forkpty, login_tty, logwtmp, updwtmp,
openpty and revoke.
* syscalls.cc (updwtmp): New function, writing to wtmp exclusively.
(logwtmp): Ditto.
(login): Call updwtmp instead of writing to wtmp by itself.
(logout): Ditto.
* tty.cc (revoke): New funtion.
* include/paths.h: Define _PATH_DEVNULL.
* include/pty.h: New header.
* include/cygwin/version.h: Bump API minor number.
* include/sys/utmp.h: Declare logwtmp with const arguments.
Declare updwtmp.
* lib/iruserok.c: New file.
(ruserok): New function.
(iruserok): Ditto.
(__ivaliduser): Ditto.
(__icheckhost): Ditto.
2003-09-10 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::fstat): Don't use PC_POSIX.

6
winsup/cygwin/Makefile.in
View File

@ -142,9 +142,9 @@ MALLOC_OFILES=@MALLOC_OFILES@
DLL_IMPORTS:=$(w32api_lib)/libkernel32.a
# Please maintain this list in sorted order, with maximum files per 80 col line
DLL_OFILES:=assert.o autoload.o cxx.o cygheap.o cygthread.o dcrt0.o debug.o \
delqueue.o dir.o dlfcn.o dll_init.o dtable.o environ.o errno.o \
exceptions.o exec.o external.o fcntl.o fhandler.o \
DLL_OFILES:=assert.o autoload.o cxx.o bsdlib.o cygheap.o cygthread.o dcrt0.o \
debug.o delqueue.o dir.o dlfcn.o dll_init.o dtable.o environ.o \
errno.o exceptions.o exec.o external.o fcntl.o fhandler.o \
fhandler_clipboard.o fhandler_console.o fhandler_disk_file.o \
fhandler_dsp.o fhandler_floppy.o fhandler_mem.o \
fhandler_proc.o fhandler_process.o fhandler_random.o \

1
winsup/cygwin/autoload.cc
View File

@ -509,6 +509,7 @@ LoadDLLfuncEx2 (IsDebuggerPresent, 0, kernel32, 1, 1)
LoadDLLfunc (IsProcessorFeaturePresent, 4, kernel32);
LoadDLLfuncEx (Process32First, 8, kernel32, 1)
LoadDLLfuncEx (Process32Next, 8, kernel32, 1)
LoadDLLfuncEx (RegisterServiceProcess, 8, kernel32, 1)
LoadDLLfuncEx (SignalObjectAndWait, 16, kernel32, 1)
LoadDLLfuncEx (SwitchToThread, 0, kernel32, 1)
LoadDLLfunc (TryEnterCriticalSection, 4, kernel32)

7
winsup/cygwin/cygwin.din
View File

@ -350,6 +350,7 @@ cygwin_win32_to_posix_path_list_buf_size
cygwin32_win32_to_posix_path_list_buf_size = cygwin_win32_to_posix_path_list_buf_size
cygwin_winpid_to_pid
cygwin32_winpid_to_pid = cygwin_winpid_to_pid
daemon
difftime
_difftime = difftime
dirfd
@ -509,6 +510,7 @@ _fopen = fopen
_fopen64 = fopen64
fork
_fork = fork
forkpty
fpathconf
fprintf
_fprintf = fprintf
@ -816,7 +818,10 @@ _logbf = logbf
logf
_logf = logf
login
login_tty
logout
logwtmp
updwtmp
longjmp
_longjmp = longjmp
lrand48
@ -918,6 +923,7 @@ opendir
_opendir = opendir
openlog
_openlog = openlog
openpty
pathconf
_pathconf = pathconf
pause
@ -1062,6 +1068,7 @@ remquo
remquof
rename
_rename = rename
revoke
rewind
_rewind = rewind
rewinddir

6
winsup/cygwin/include/cygwin/version.h
View File

@ -214,14 +214,16 @@ details. */
argz_create_sep argz_delete argz_extract argz_insert
argz_next argz_replace argz_stringify envz_add envz_entry
envz_get envz_merge envz_remove envz_strip
92: Export getusershell, setusershell, eetusershell
92: Export getusershell, setusershell, endusershell
93: Export daemon, forkpty, openpty, iruserok, ruserok, login_tty,
openpty, forkpty, revoke, logwtmp, updwtmp
*/
/* Note that we forgot to bump the api for ualarm, strtoll, strtoull */
#define CYGWIN_VERSION_API_MAJOR 0
#define CYGWIN_VERSION_API_MINOR 92
#define CYGWIN_VERSION_API_MINOR 93
/* There is also a compatibity version number associated with the
shared memory regions. It is incremented when incompatible

2
winsup/cygwin/include/paths.h
View File

@ -16,4 +16,6 @@ details. */
#define _PATH_LASTLOG "/var/log/lastlog"
#define _PATH_UTMP "/var/run/utmp"
#define _PATH_WTMP "/var/log/wtmp"
#define _PATH_DEVNULL "/dev/null"
#endif /* _PATHS_H_ */

18
winsup/cygwin/include/pty.h Normal file
View File

@ -0,0 +1,18 @@
#ifndef __PTY_H__
#define __PTY_H__
#include <_ansi.h>
#include <sys/termios.h>
#ifdef __cplusplus
extern "C" {
#endif
int _EXFUN(openpty ,(int *, int *, char *, struct termios *, struct winsize *));
int _EXFUN(forkpty ,(int *, char *, struct termios *, struct winsize *));
#ifdef __cplusplus
}
#endif
#endif /* __PTY_H__ */

3
winsup/cygwin/include/sys/utmp.h
View File

@ -60,7 +60,8 @@ extern void utmpname (const char *);
void login (struct utmp *);
int logout (char *);
int login_tty (int);
void logwtmp (char *, char *, char *);
void updwtmp (const char *, const struct utmp *);
void logwtmp (const char *, const char *, const char *);
#ifdef __cplusplus
}

319
winsup/cygwin/lib/iruserok.c Normal file
View File

@ -0,0 +1,319 @@
/* Based on the rcmd.c.new file distributed with linux libc 5.4.19
Adapted to inetutils by Bernhard Rosenkraenzer <bero@startrek.in-trier.de>
Note that a lot in this file is superfluous; hopefully it won't be a
problem for systems that need it for iruserok &c.... */
/*
* Copyright (c) 1983, 1993, 1994
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifdef __CYGWIN__
#define HAVE_MALLOC_H
#define HAVE_STDLIB_H
#define HAVE_STRING_H
#define TIME_WITH_SYS_TIME
#define PATH_HEQUIV "/etc/hosts.equiv"
static int __ivaliduser();
static int __icheckhost();
struct hostent *cygwin_gethostbyname (const char *name);
unsigned long cygwin_inet_addr (const char *cp);
#define gethostbyname cygwin_gethostbyname
#define inet_addr cygwin_inet_addr
#endif
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <pwd.h>
#include <sys/file.h>
#include <sys/signal.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/param.h>
#include <sys/socket.h>
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#if defined(STDC_HEADERS) || defined(HAVE_STDLIB_H)
#include <stdlib.h>
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#include <netinet/in.h>
#ifdef HAVE_ARPA_NAMESER_H
# include <arpa/nameser.h>
#endif
#include <netdb.h>
#include <unistd.h>
#include <ctype.h>
#include <stdio.h>
#include <errno.h>
#ifdef TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
# else
# include <time.h>
# endif
#endif
#ifndef __CYGWIN__
#include <resolv.h>
#endif
int __check_rhosts_file = 1;
const char *__rcmd_errstr;
int
ruserok(rhost, superuser, ruser, luser)
const char *rhost;
int superuser;
const char *ruser;
const char *luser;
{
struct hostent *hp;
u_long addr;
char **ap;
if ((hp = gethostbyname(rhost)) == NULL)
return (-1);
for (ap = hp->h_addr_list; *ap; ++ap) {
bcopy(*ap, &addr, sizeof(addr));
if (iruserok(addr, superuser, ruser, luser) == 0)
return (0);
}
return (-1);
}
/*
* New .rhosts strategy: We are passed an ip address. We spin through
* hosts.equiv and .rhosts looking for a match. When the .rhosts only
* has ip addresses, we don't have to trust a nameserver. When it
* contains hostnames, we spin through the list of addresses the nameserver
* gives us and look for a match.
*
* Returns 0 if ok, -1 if not ok.
*/
int
iruserok(raddr, superuser, ruser, luser)
u_long raddr;
int superuser;
const char *ruser;
const char *luser;
{
register const char *cp;
struct stat sbuf;
struct passwd *pwd;
FILE *hostf;
uid_t uid;
int first = 1;
char *pbuf;
first = 1;
hostf = superuser ? NULL : fopen(PATH_HEQUIV, "r");
again:
if (hostf) {
if (__ivaliduser(hostf, raddr, luser, ruser) == 0) {
(void) fclose(hostf);
return(0);
}
(void) fclose(hostf);
}
if (first == 1 && (__check_rhosts_file || superuser)) {
first = 0;
if ((pwd = getpwnam(luser)) == NULL)
return(-1);
pbuf = malloc (strlen (pwd->pw_dir) + sizeof "/.rhosts");
if (! pbuf)
{
errno = ENOMEM;
return -1;
}
strcpy (pbuf, pwd->pw_dir);
strcat (pbuf, "/.rhosts");
/*
* Change effective uid while opening .rhosts. If root and
* reading an NFS mounted file system, can't read files that
* are protected read/write owner only.
*/
uid = geteuid();
(void)seteuid(pwd->pw_uid);
hostf = fopen(pbuf, "r");
(void)seteuid(uid);
if (hostf == NULL)
return(-1);
/*
* If not a regular file, or is owned by someone other than
* user or root or if writeable by anyone but the owner, quit.
*/
cp = NULL;
if (lstat(pbuf, &sbuf) < 0)
cp = ".rhosts not regular file";
else if (!S_ISREG(sbuf.st_mode))
cp = ".rhosts not regular file";
else if (fstat(fileno(hostf), &sbuf) < 0)
cp = ".rhosts fstat failed";
else if (sbuf.st_uid && sbuf.st_uid != pwd->pw_uid)
cp = "bad .rhosts owner";
else if (sbuf.st_mode & (S_IWGRP|S_IWOTH))
cp = ".rhosts writeable by other than owner";
/* If there were any problems, quit. */
if (cp) {
__rcmd_errstr = (char *) cp;
fclose(hostf);
return(-1);
}
goto again;
}
return (-1);
}
/*
* XXX
* Don't make static, used by lpd(8).
*
* Returns 0 if ok, -1 if not ok.
*/
#ifdef __CYGWIN__
static
#endif
int
__ivaliduser(hostf, raddr, luser, ruser)
FILE *hostf;
u_long raddr;
const char *luser;
const char *ruser;
{
size_t buf_offs = 0;
size_t buf_len = 256;
char *buf = malloc (buf_len);
if (! buf)
return -1;
while (fgets(buf + buf_offs, buf_len - buf_offs, hostf)) {
/*int ch;*/
register char *user, *p;
if (strchr(buf + buf_offs, '\n') == NULL) {
/* No newline yet, read some more. */
buf_offs += strlen (buf + buf_offs);
if (buf_offs >= buf_len - 1) {
/* Make more room in BUF. */
char *new_buf;
buf_len += buf_len;
new_buf = realloc (buf, buf_len);
if (! new_buf) {
free (buf);
return -1;
}
buf = new_buf;
}
continue;
}
buf_offs = 0; /* Start at beginning next time around. */
p = buf;
while (*p != '\n' && *p != ' ' && *p != '\t' && *p != '\0') {
/* *p = isupper(*p) ? tolower(*p) : *p; -- Uli */
*p = tolower(*p); /* works for linux libc */
p++;
}
if (*p == ' ' || *p == '\t') {
*p++ = '\0';
while (*p == ' ' || *p == '\t')
p++;
user = p;
while (*p != '\n' && *p != ' ' &&
*p != '\t' && *p != '\0')
p++;
} else
user = p;
*p = '\0';
if (__icheckhost(raddr, buf) && !strcmp(ruser, *user ? user : luser)) {
free (buf);
return (0);
}
}
free (buf);
return (-1);
}
/*
* Returns "true" if match, 0 if no match.
*/
#ifdef __CYGWIN__
static
#endif
int
__icheckhost(raddr, lhost)
u_long raddr;
register char *lhost;
{
register struct hostent *hp;
register u_long laddr;
register char **pp;
/* Try for raw ip address first. */
if (isdigit(*lhost) && (long)(laddr = inet_addr(lhost)) != -1)
return (raddr == laddr);
/* Better be a hostname. */
if ((hp = gethostbyname(lhost)) == NULL)
return (0);
/* Spin through ip addresses. */
for (pp = hp->h_addr_list; *pp; ++pp)
if (!bcmp(&raddr, *pp, sizeof(u_long)))
return (1);
/* No match. */
return (0);
}

165
winsup/cygwin/libc/bsdlib.cc Normal file
View File

@ -0,0 +1,165 @@
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* CV 2003-09-10: Cygwin specific changes applied. Code simplified just
* for Cygwin alone.
*/
#include "winsup.h"
#include <stdlib.h>
#include <utmp.h>
#include <unistd.h>
#include <sys/termios.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include "cygerrno.h"
extern "C" int
daemon (int nochdir, int noclose)
{
int fd;
switch (fork ())
{
case -1:
return -1;
case 0:
if (!wincap.is_winnt ())
{
/* Register as service under 9x/Me which allows to close
the parent window with the daemon still running.
This function only exists on 9x/Me and is autoloaded
so it fails silently on NT. */
DWORD WINAPI RegisterServiceProcess (DWORD, DWORD);
RegisterServiceProcess (0, 1);
}
break;
default:
/* This sleep avoids a race condition which kills the
child process if parent is started by a NT/W2K service.
FIXME: Is that still true? */
Sleep (1000L);
_exit (0);
}
if (setsid () == -1)
return -1;
if (!nochdir)
chdir ("/");
if (!noclose && (fd = open (_PATH_DEVNULL, O_RDWR, 0)) >= 0)
{
dup2 (fd, STDIN_FILENO);
dup2 (fd, STDOUT_FILENO);
dup2 (fd, STDERR_FILENO);
if (fd > 2)
close (fd);
}
return 0;
}
extern "C" int
login_tty (int fd)
{
char *fdname;
int newfd;
if (setsid () == -1)
return -1;
if ((fdname = ttyname (fd)))
{
if (fd != STDIN_FILENO)
close (STDIN_FILENO);
if (fd != STDOUT_FILENO)
close (STDOUT_FILENO);
if (fd != STDERR_FILENO)
close (STDERR_FILENO);
newfd = open (fdname, O_RDWR);
close (newfd);
}
dup2 (fd, STDIN_FILENO);
dup2 (fd, STDOUT_FILENO);
dup2 (fd, STDERR_FILENO);
if (fd > 2)
close (fd);
return 0;
}
extern "C" int
openpty (int *amaster, int *aslave, char *name, struct termios *termp,
struct winsize *winp)
{
int master, slave;
char pts[MAX_PATH];
if ((master = open ("/dev/ptmx", O_RDWR | O_NOCTTY)) >= 0)
{
grantpt (master);
unlockpt (master);
strcpy (pts, ptsname (master));
revoke (pts);
if ((slave = open (pts, O_RDWR | O_NOCTTY)) >= 0)
{
if (amaster)
*amaster = master;
if (aslave)
*aslave = slave;
if (name)
strcpy (name, pts);
if (termp)
tcsetattr (slave, TCSAFLUSH, termp);
if (winp)
ioctl (slave, TIOCSWINSZ, (char *) winp);
return 0;
}
close (master);
}
set_errno (ENOENT);
return -1;
}
extern "C" int
forkpty (int *amaster, char *name, struct termios *termp, struct winsize *winp)
{
int master, slave, pid;
if (openpty (&master, &slave, name, termp, winp) == -1)
return -1;
switch (pid = fork ())
{
case -1:
return -1;
case 0:
close (master);
login_tty (slave);
return 0;
}
if (amaster)
*amaster = master;
close (slave);
return pid;
}

64
winsup/cygwin/syscalls.cc
View File

@ -2540,21 +2540,18 @@ ffs (int i)
}
extern "C" void
login (struct utmp *ut)
updwtmp (const char *wtmp_file, const struct utmp *ut)
{
sigframe thisframe (mainthread);
register int fd;
pututline (ut);
endutent ();
/* Writing to wtmp must be atomic to prevent mixed up data. */
char mutex_name[MAX_PATH];
HANDLE mutex = CreateMutex (NULL, FALSE,
shared_name (mutex_name, "wtmp_mutex", 0));
HANDLE mutex;
int fd;
mutex = CreateMutex (NULL, FALSE, shared_name (mutex_name, "wtmp_mutex", 0));
if (mutex)
while (WaitForSingleObject (mutex, INFINITE) == WAIT_ABANDONED)
;
if ((fd = open (_PATH_WTMP, O_WRONLY | O_APPEND | O_BINARY, 0)) >= 0)
if ((fd = open (wtmp_file, O_WRONLY | O_APPEND | O_BINARY, 0)) >= 0)
{
write (fd, ut, sizeof *ut);
close (fd);
@ -2566,6 +2563,33 @@ login (struct utmp *ut)
}
}
extern "C" void
logwtmp (const char *line, const char *user, const char *host)
{
sigframe thisframe (mainthread);
struct utmp ut;
memset (&ut, 0, sizeof ut);
ut.ut_type = USER_PROCESS;
ut.ut_pid = getpid ();
if (line)
strncpy (ut.ut_line, line, sizeof ut.ut_line);
time (&ut.ut_time);
if (user)
strncpy (ut.ut_user, user, sizeof ut.ut_user);
if (host)
strncpy (ut.ut_host, host, sizeof ut.ut_host);
updwtmp (_PATH_WTMP, &ut);
}
extern "C" void
login (struct utmp *ut)
{
sigframe thisframe (mainthread);
pututline (ut);
endutent ();
updwtmp (_PATH_WTMP, ut);
}
extern "C" int
logout (char *line)
{
@ -2579,29 +2603,11 @@ logout (char *line)
if (ut)
{
int fd;
ut->ut_type = DEAD_PROCESS;
memset (ut->ut_user, 0, sizeof ut->ut_user);
time (&ut->ut_time);
/* Writing to wtmp must be atomic to prevent mixed up data. */
char mutex_name[MAX_PATH];
HANDLE mutex = CreateMutex (NULL, FALSE,
shared_name (mutex_name, "wtmp_mutex", 0));
if (mutex)
while (WaitForSingleObject (mutex, INFINITE) == WAIT_ABANDONED)
;
if ((fd = open (_PATH_WTMP, O_WRONLY | O_APPEND | O_BINARY, 0)) >= 0)
{
write (fd, &ut_buf, sizeof ut_buf);
debug_printf ("set logout time for %s", line);
close (fd);
}
if (mutex)
{
ReleaseMutex (mutex);
CloseHandle (mutex);
}
updwtmp (_PATH_WTMP, &ut_buf);
debug_printf ("set logout time for %s", line);
memset (ut->ut_line, 0, sizeof ut_buf.ut_line);
ut->ut_time = 0;
pututline (ut);

7
winsup/cygwin/tty.cc
View File

@ -39,6 +39,13 @@ unlockpt (int fd)
return 0;
}
extern "C" int
revoke (char *ttyname)
{
set_errno (ENOSYS);
return -1;
}
extern "C" int
ttyslot (void)
{