58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
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/*
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* Copyright (c) 1989, 1990, 1991 by the University of Washington
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* Copyright (c) 1992 by the University of Southern California
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*
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* For copying and distribution information, please see the files
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* <uw-copyright.h> and <usc-copyr.h>.
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*/
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#include <uw-copyright.h>
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#include <usc-copyr.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/file.h>
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#include <errno.h>
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/* needed for SCO Unix*/
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#include <fcntl.h>
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#include <pfs.h>
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#include <pcompat.h>
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#include <perrno.h>
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#include <pmachine.h>
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/*SEE: pfs_fopen if you want a FILE rather than fd returned */
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int
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pfs_open(VLINK vl,int flags)
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{
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char npath[MAXPATHLEN];
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int tmp;
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int mapflags;
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int open_return;
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/* Test flags for validity. */
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if (flags & (O_EXCL | O_SYNC)) {
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p_err_string = qsprintf_stcopyr(p_err_string,
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"Bad flags specified to pfs_open().");
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return -1;
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}
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if((flags & (O_ACCMODE)) == O_RDONLY) mapflags = MAP_READONLY;
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else mapflags = MAP_READWRITE;
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tmp = mapname(vl, npath, sizeof npath, mapflags);
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if(tmp && (tmp != PMC_DELETE_ON_CLOSE)) {
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errno = ENOENT;
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return(-1);
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}
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DISABLE_PFS(open_return = open(npath, flags));
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if(tmp == PMC_DELETE_ON_CLOSE) unlink(npath);
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return(open_return);
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}
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