9d39282ae9
Cleanup in curses.h: removed reg definition. All include files reformatted for 4-space indent.
39 lines
1.8 KiB
C
39 lines
1.8 KiB
C
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/* open-only flags */
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#define O_RDONLY 0x0000 /* open for reading only */
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#define O_WRONLY 0x0001 /* open for writing only */
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#define O_RDWR 0x0002 /* open for reading and writing */
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#define O_ACCMODE 0x0003 /* mask for above modes */
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#define O_NONBLOCK 0x0004 /* no delay */
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#define O_APPEND 0x0008 /* set append mode */
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#define O_SHLOCK 0x0010 /* open with shared file lock */
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#define O_EXLOCK 0x0020 /* open with exclusive file lock */
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#define O_ASYNC 0x0040 /* signal pgrp when data ready */
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#define O_FSYNC 0x0080 /* synchronous writes */
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#define O_CREAT 0x0200 /* create if nonexistant */
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#define O_TRUNC 0x0400 /* truncate to zero length */
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#define O_EXCL 0x0800 /* error if already exists */
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/*
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* Constants used for fcntl(2)
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*/
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/* command values */
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#define F_DUPFD 0 /* duplicate file descriptor */
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#define F_GETFD 1 /* get file descriptor flags */
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#define F_SETFD 2 /* set file descriptor flags */
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#define F_GETFL 3 /* get file status flags */
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#define F_SETFL 4 /* set file status flags */
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#define F_GETOWN 5 /* get SIGIO/SIGURG proc/pgrp */
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#define F_SETOWN 6 /* set SIGIO/SIGURG proc/pgrp */
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/* file descriptor flags (F_GETFD, F_SETFD) */
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#define FD_CLOEXEC 1 /* close-on-exec flag */
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/* lock operations for flock() */
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#define LOCK_SH 1 /* shared file lock */
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#define LOCK_EX 2 /* exclusive file lock */
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#define LOCK_NB 4 /* don't block when locking */
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#define LOCK_UN 8 /* unlock file */
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