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60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
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/* @(#)cvmod.c 2.9 04/08/08 Copyright 1986, 1995-2003 J. Schilling */
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/*
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* Copyright (c) 1986, 1995-2003 J. Schilling
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*/
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/*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* See the file CDDL.Schily.txt in this distribution for details.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file CDDL.Schily.txt from this distribution.
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*/
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#include "schilyio.h"
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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#ifndef O_LARGEFILE
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#define O_LARGEFILE 0
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#endif
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EXPORT int
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_cvmod(mode, omode, flag)
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const char *mode;
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int *omode;
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int *flag;
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{
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while (*mode) {
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switch (*mode) {
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case 'r': *omode |= O_RDONLY; *flag |= FI_READ; break;
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case 'w': *omode |= O_WRONLY; *flag |= FI_WRITE; break;
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case 'e': *omode |= O_EXCL; break;
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case 'c': *omode |= O_CREAT; *flag |= FI_CREATE; break;
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case 't': *omode |= O_TRUNC; *flag |= FI_TRUNC; break;
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case 'a': *omode |= O_APPEND; *flag |= FI_APPEND; break;
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case 'u': *flag |= FI_UNBUF; break;
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/* dummy on UNIX */
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case 'b': *omode |= O_BINARY; *flag |= FI_BINARY; break;
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/*
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* XXX do we need this ?
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* XXX May this be a problem?
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*/
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case 'l': *omode |= O_LARGEFILE; break;
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default: raisecond(_badmode, 0L);
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return (0);
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}
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mode++;
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}
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if (*flag & FI_READ && *flag & FI_WRITE) {
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*omode &= ~(O_RDONLY|O_WRONLY);
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*omode |= O_RDWR;
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}
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return (1);
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}
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