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Annotation of 43BSDTahoe/include/fcntl.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1983 Regents of the University of California.
                      3:  * All rights reserved.  The Berkeley software License Agreement
                      4:  * specifies the terms and conditions for redistribution.
                      5:  *
                      6:  *     @(#)fcntl.h     5.2 (Berkeley) 1/8/86
                      7:  */
                      8: 
                      9: /*
                     10:  * Flag values accessible to open(2) and fcntl(2)-- copied from
                     11:  * <sys/file.h>.  (The first three can only be set by open.)
                     12:  */
                     13: #define        O_RDONLY        000             /* open for reading */
                     14: #define        O_WRONLY        001             /* open for writing */
                     15: #define        O_RDWR          002             /* open for read & write */
                     16: #define        O_NDELAY        FNDELAY         /* non-blocking open */
                     17:                                        /* really non-blocking I/O for fcntl */
                     18: #define        O_APPEND        FAPPEND         /* append on each write */
                     19: #define        O_CREAT         FCREAT          /* open with file create */
                     20: #define        O_TRUNC         FTRUNC          /* open with truncation */
                     21: #define        O_EXCL          FEXCL           /* error on create if file exists */
                     22: 
                     23: #ifndef        F_DUPFD
                     24: /* fcntl(2) requests */
                     25: #define        F_DUPFD 0       /* Duplicate fildes */
                     26: #define        F_GETFD 1       /* Get fildes flags */
                     27: #define        F_SETFD 2       /* Set fildes flags */
                     28: #define        F_GETFL 3       /* Get file flags */
                     29: #define        F_SETFL 4       /* Set file flags */
                     30: #define        F_GETOWN 5      /* Get owner */
                     31: #define F_SETOWN 6     /* Set owner */
                     32: 
                     33: /* flags for F_GETFL, F_SETFL-- copied from <sys/file.h> */
                     34: #define        FNDELAY         00004           /* non-blocking reads */
                     35: #define        FAPPEND         00010           /* append on each write */
                     36: #define        FASYNC          00100           /* signal pgrp when data ready */
                     37: #define        FCREAT          01000           /* create if nonexistant */
                     38: #define        FTRUNC          02000           /* truncate to zero length */
                     39: #define        FEXCL           04000           /* error if already created */
                     40: #endif

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