diff options
Diffstat (limited to 'winsup/cygwin/fcntl.cc')
-rw-r--r-- | winsup/cygwin/fcntl.cc | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/winsup/cygwin/fcntl.cc b/winsup/cygwin/fcntl.cc deleted file mode 100644 index 84e5e5436..000000000 --- a/winsup/cygwin/fcntl.cc +++ /dev/null @@ -1,109 +0,0 @@ -/* fcntl.cc: fcntl syscall - - Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2008, - 2009, 2010, 2011 Red Hat, Inc. - -This file is part of Cygwin. - -This software is a copyrighted work licensed under the terms of the -Cygwin license. Please consult the file "CYGWIN_LICENSE" for -details. */ - -#include "winsup.h" -#include <unistd.h> -#include "cygerrno.h" -#include "security.h" -#include "path.h" -#include "fhandler.h" -#include "dtable.h" -#include "cygheap.h" -#include "cygtls.h" - -extern "C" int -fcntl64 (int fd, int cmd, ...) -{ - int res = -1; - void *arg = NULL; - va_list args; - - pthread_testcancel (); - - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - - cygheap_fdget cfd (fd, true); - if (cfd < 0) - goto done; - - va_start (args, cmd); - arg = va_arg (args, void *); - va_end (args); - - switch (cmd) - { - case F_DUPFD: - case F_DUPFD_CLOEXEC: - if ((int) arg >= 0 && (int) arg < OPEN_MAX_MAX) - res = dup3 (fd, cygheap_fdnew (((int) arg) - 1), - cmd == F_DUPFD_CLOEXEC ? O_CLOEXEC : 0); - else - { - set_errno (EINVAL); - res = -1; - } - break; - case F_GETLK: - case F_SETLK: - case F_SETLKW: - { - struct __flock64 *fl = (struct __flock64 *) arg; - fl->l_type &= F_RDLCK | F_WRLCK | F_UNLCK; - res = cfd->lock (cmd, fl); - } - break; - default: - res = cfd->fcntl (cmd, arg); - break; - } -done: - syscall_printf ("%d = fcntl (%d, %d, %p)", res, fd, cmd, arg); - return res; -} - -extern "C" int -_fcntl (int fd, int cmd, ...) -{ - void *arg = NULL; - va_list args; - struct __flock32 *src = NULL; - struct __flock64 dst; - - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - - va_start (args, cmd); - arg = va_arg (args, void *); - va_end (args); - if (cmd == F_GETLK || cmd == F_SETLK || cmd == F_SETLKW) - { - src = (struct __flock32 *) arg; - dst.l_type = src->l_type; - dst.l_whence = src->l_whence; - dst.l_start = src->l_start; - dst.l_len = src->l_len; - dst.l_pid = src->l_pid; - arg = &dst; - } - int res = fcntl64 (fd, cmd, arg); - if (cmd == F_GETLK) - { - src->l_type = dst.l_type; - src->l_whence = dst.l_whence; - src->l_start = dst.l_start; - src->l_len = dst.l_len; - src->l_pid = (short) dst.l_pid; - } - return res; -} |