diff options
Diffstat (limited to 'StdLib/LibC/Stdio/flags.c')
-rw-r--r-- | StdLib/LibC/Stdio/flags.c | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/StdLib/LibC/Stdio/flags.c b/StdLib/LibC/Stdio/flags.c deleted file mode 100644 index 59ce8e30d6..0000000000 --- a/StdLib/LibC/Stdio/flags.c +++ /dev/null @@ -1,115 +0,0 @@ -/** @file
- Implementation of internal function to return the (stdio) flags for a given mode.
-
- Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License that accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
- Copyright (c) 1990, 1993
- The Regents of the University of California. All rights reserved.
-
- This code is derived from software contributed to Berkeley by
- Chris Torek.
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
- - Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- - 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.
- - 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDERS 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.
-
- NetBSD: flags.c,v 1.14 2003/08/07 16:43:23 agc Exp
- flags.c 8.1 (Berkeley) 6/4/93
-**/
-#include <LibConfig.h>
-#include <sys/EfiCdefs.h>
-
-#include <sys/types.h>
-#include <assert.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <errno.h>
-#include "reentrant.h"
-#include "local.h"
-
-/*
- * Return the (stdio) flags for a given mode. Store the flags
- * to be passed to an open() syscall through *optr.
- * Return 0 on error.
- */
-int
-__sflags(const char *mode, int *optr)
-{
- int ret, m, o;
-
- _DIAGASSERT(mode != NULL);
-
- switch (*mode++) {
-
- case 'r': /* open for reading */
- ret = __SRD;
- m = O_RDONLY;
- o = 0;
- break;
-
- case 'w': /* open for writing */
- ret = __SWR;
- m = O_WRONLY;
- o = O_CREAT | O_TRUNC;
- break;
-
- case 'a': /* open for appending */
- ret = __SWR;
- m = O_WRONLY;
- o = O_CREAT | O_APPEND;
- break;
-
- default: /* illegal mode */
- errno = EINVAL;
- return (0);
- }
-
- /*
- * [rwa]\+ or [rwa]b\+ means read and write
- * f means open only plain files.
- */
- for (; *mode; mode++)
- switch (*mode) {
- case '+':
- ret = __SRW;
- m = O_RDWR;
- break;
- case 'f':
- o |= O_NONBLOCK;
- break;
- case 'b':
- break;
- default: /* We could produce a warning here */
- break;
- }
-
- *optr = m | o;
- return (ret);
-}
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