caoruihong
22 lines
261 B
C
22 lines
261 B
C
#ifndef _SYS_FILE_H
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#define _SYS_FILE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define LOCK_SH 1
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#define LOCK_EX 2
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#define LOCK_NB 4
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#define LOCK_UN 8
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#define L_SET 0
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#define L_INCR 1
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#define L_XTND 2
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int flock(int, int);
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#ifdef __cplusplus
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}
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#endif
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#endif
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