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Diffstat (limited to 'winsup/cygwin/pipe.cc')
-rw-r--r--winsup/cygwin/pipe.cc96
1 files changed, 0 insertions, 96 deletions
diff --git a/winsup/cygwin/pipe.cc b/winsup/cygwin/pipe.cc
deleted file mode 100644
index 4a6e493..0000000
--- a/winsup/cygwin/pipe.cc
+++ /dev/null
@@ -1,96 +0,0 @@
-/* pipe.cc: pipe for Cygwin.
-
- Copyright 1996, 1998, 1999, 2000 Cygnus Solutions.
-
-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 <sys/fcntl.h>
-#include <errno.h>
-#include "cygerrno.h"
-#include "fhandler.h"
-#include "dtable.h"
-#include "thread.h"
-#include "security.h"
-
-static int
-make_pipe (int fildes[2], unsigned int psize, int mode)
-{
- SetResourceLock(LOCK_FD_LIST,WRITE_LOCK|READ_LOCK," make_pipe");
-
- HANDLE r, w;
- int fdr = -1, fdw = -1;
- SECURITY_ATTRIBUTES *sa = (mode & O_NOINHERIT) ? &sec_none_nih : &sec_none;
- int res = -1;
-
- if ((fdr = fdtab.find_unused_handle ()) < 0)
- set_errno (ENMFILE);
- else if ((fdw = fdtab.find_unused_handle (fdr + 1)) < 0)
- set_errno (ENMFILE);
- else if (!CreatePipe (&r, &w, sa, psize))
- __seterrno ();
- else
- {
- fhandler_base *fhr = fdtab.build_fhandler (fdr, FH_PIPER, "/dev/piper");
- fhandler_base *fhw = fdtab.build_fhandler (fdw, FH_PIPEW, "/dev/pipew");
-
- int binmode = mode & O_TEXT ? 0 : 1;
- fhr->init (r, GENERIC_READ, binmode);
- fhw->init (w, GENERIC_WRITE, binmode);
- if (mode & O_NOINHERIT)
- {
- fhr->set_close_on_exec_flag (1);
- fhw->set_close_on_exec_flag (1);
- }
-
- fildes[0] = fdr;
- fildes[1] = fdw;
-
- res = 0;
- }
-
- syscall_printf ("%d = make_pipe ([%d, %d], %d, %p)", res, fdr, fdw, psize, mode);
- ReleaseResourceLock(LOCK_FD_LIST,WRITE_LOCK|READ_LOCK," make_pipe");
- return res;
-}
-
-extern "C" int
-pipe (int filedes[2])
-{
- extern DWORD binmode;
- return make_pipe (filedes, 16384, (!binmode || binmode == O_BINARY) ? O_BINARY : O_TEXT);
-}
-
-extern "C" int
-_pipe (int filedes[2], unsigned int psize, int mode)
-{
- int res = make_pipe (filedes, psize, mode);
- /* This type of pipe is not interruptible so set the appropriate flag. */
- if (!res)
- fdtab[filedes[0]]->set_r_no_interrupt (1);
- return res;
-}
-
-int
-dup (int fd)
-{
- int res;
- SetResourceLock(LOCK_FD_LIST,WRITE_LOCK|READ_LOCK," dup");
-
- res = dup2 (fd, fdtab.find_unused_handle ());
-
- ReleaseResourceLock(LOCK_FD_LIST,WRITE_LOCK|READ_LOCK," dup");
-
- return res;
-}
-
-int
-dup2 (int oldfd, int newfd)
-{
- return fdtab.dup2 (oldfd, newfd);
-}