X-Git-Url: https://git.saurik.com/apple/libc.git/blobdiff_plain/3b2a1fe8d3d02703ddca1b0ead469074d4e47820..5b2abdfbf4211b6592cdd02b9507555a0ecbb04b:/stdio.subproj/flags.c diff --git a/stdio.subproj/flags.c b/stdio.subproj/flags.c deleted file mode 100644 index 22cc1e9..0000000 --- a/stdio.subproj/flags.c +++ /dev/null @@ -1,108 +0,0 @@ -/* - * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. - * - * @APPLE_LICENSE_HEADER_START@ - * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.1 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. - * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER - * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, - * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. - * - * @APPLE_LICENSE_HEADER_END@ - */ -/* - * 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: - * 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. - */ - - -#include -#include -#include -#include - -/* - * 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(mode, optr) - register char *mode; - int *optr; -{ - register int ret, m, o; - - 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 */ - if (*mode == '+' || (*mode == 'b' && mode[1] == '+')) { - ret = __SRW; - m = O_RDWR; - } - *optr = m | o; - return (ret); -}