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73 lines
1.3 KiB
73 lines
1.3 KiB
/*-
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* See the file LICENSE for redistribution information.
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*
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* Copyright (c) 1997, 1998, 1999
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* Sleepycat Software. All rights reserved.
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*/
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#include "db_config.h"
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#ifndef lint
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static const char sccsid[] = "@(#)os_fsync.c 11.2 (Sleepycat) 9/22/99";
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#endif /* not lint */
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#ifndef NO_SYSTEM_INCLUDES
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#include <sys/types.h>
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#include <fcntl.h> /* XXX: Required by __hp3000s900 */
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#ifndef _MSC_VER /* _WIN32 */
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#include <unistd.h>
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#endif
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#endif
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#include "db_int.h"
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#include "os_jump.h"
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#ifdef _MSC_VER /* _WIN32 */
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#include <io.h>
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#define fsync(fd) _commit(fd);
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#endif
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#ifdef __hp3000s900
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int
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__mpe_fsync(fd)
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int fd;
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{
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extern FCONTROL(short, short, void *);
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FCONTROL(_MPE_FILENO(fd), 2, NULL); /* Flush the buffers */
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FCONTROL(_MPE_FILENO(fd), 6, NULL); /* Write the EOF */
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return (0);
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}
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#endif
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#ifdef __hp3000s900
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#define fsync(fd) __mpe_fsync(fd);
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#endif
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/*
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* CDB___os_fsync --
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* Flush a file descriptor.
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*
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* PUBLIC: int CDB___os_fsync __P((DB_FH *));
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*/
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int
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CDB___os_fsync(fhp)
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DB_FH *fhp;
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{
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int ret;
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/*
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* Do nothing if the file descriptor has been marked as not requiring
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* any sync to disk.
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*/
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if (F_ISSET(fhp, DB_FH_NOSYNC))
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return (0);
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ret = CDB___db_jump.j_fsync != NULL ?
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CDB___db_jump.j_fsync(fhp->fd) : fsync(fhp->fd);
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return (ret == 0 ? 0 : CDB___os_get_errno());
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}
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