88 lines
1.8 KiB
C
88 lines
1.8 KiB
C
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/*
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* Copyright (c) 1992,1994 by the University of Southern California
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*
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* For copying and distribution information, please see the file
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* <usc-license.h>.
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*/
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#include <usc-license.h>
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/* Originally written by Cliff Neuman, 1989
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Modified by Steven Augart, 1992, 1994
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*/
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#include <stdio.h>
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#include <string.h>
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#include <netdb.h>
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#include <sys/file.h>
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#include <sys/param.h>
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#ifdef SOLARIS
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#include <sys/syscall.h>
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#else
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#include <syscall.h>
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#endif
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#include <errno.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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extern int pfs_quiet;
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/* HPUX prototype: extern int open(const char *, int, ...);
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SunOS prototype: int open() */
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int
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#ifndef PROTOTYPE_FOR_OPEN_HAS_EMPTY_ARGLIST
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open(const char *path, int flags, ...)
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{
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va_list ap;
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#ifdef OPEN_MODE_ARG_IS_INT
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int mode;
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#else
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mode_t mode;
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#endif
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#else
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open(path, flags, mode)
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char *path;
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int flags;
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#ifdef OPEN_MODE_ARG_IS_INT
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int mode;
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#else
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mode_t mode;
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#endif
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{
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#endif
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char npath[MAXPATHLEN];
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int pfaflags;
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int tmp;
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int open_return;
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#ifndef PROTOTYPE_FOR_OPEN_HAS_EMPTY_ARGLIST
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va_start(ap, flags);
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#ifdef OPEN_MODE_ARG_IS_INT
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mode = va_arg(ap, int);
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#else
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mode = va_arg(ap, mode_t);
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#endif
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#endif
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if(flags & O_CREAT) pfaflags = PFA_CRMAP;
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else pfaflags = PFA_MAP;
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if((flags & (O_ACCMODE)) == O_RDONLY) pfaflags |= PFA_RO;
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tmp = pfs_access(path,npath, sizeof npath, pfaflags);
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if(tmp && (tmp != PMC_DELETE_ON_CLOSE)) {
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if(!pfs_quiet) printf("open failed: %s\n",p_err_text[tmp]);
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errno = ENOENT;
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return(-1);
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}
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open_return = syscall(SYS_open,npath,flags,mode);
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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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