mirror of git://sourceware.org/git/glibc.git
81 lines
1.4 KiB
C
81 lines
1.4 KiB
C
/*-
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* See the file LICENSE for redistribution information.
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*
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* Copyright (c) 1997
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* Sleepycat Software. All rights reserved.
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*/
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#include "config.h"
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#ifndef lint
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static const char sccsid[] = "@(#)os_stat.c 10.8 (Sleepycat) 10/25/97";
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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 <sys/stat.h>
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#include <errno.h>
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#include <string.h>
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#endif
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#include "db_int.h"
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#include "common_ext.h"
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/*
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* __os_exists --
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* Return if the file exists.
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*
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* PUBLIC: int __os_exists __P((const char *, int *));
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*/
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int
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__os_exists(path, isdirp)
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const char *path;
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int *isdirp;
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{
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struct stat sb;
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if (stat(path, &sb) != 0)
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return (errno);
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if (isdirp != NULL)
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*isdirp = S_ISDIR(sb.st_mode);
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return (0);
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}
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/*
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* __os_ioinfo --
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* Return file size and I/O size; abstracted to make it easier
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* to replace.
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*
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* PUBLIC: int __os_ioinfo __P((const char *, int, off_t *, off_t *));
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*/
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int
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__os_ioinfo(path, fd, sizep, iop)
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const char *path;
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int fd;
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off_t *sizep, *iop;
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{
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struct stat sb;
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if (fstat(fd, &sb) == -1)
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return (errno);
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/* Return the size of the file. */
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if (sizep != NULL)
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*sizep = sb.st_size;
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/*
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* Return the underlying filesystem blocksize, if available. Default
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* to 8K on the grounds that most OS's use less than 8K as their VM
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* page size.
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*/
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#ifdef HAVE_ST_BLKSIZE
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if (iop != NULL)
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*iop = sb.st_blksize;
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#else
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if (iop != NULL)
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*iop = 8 * 1024;
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#endif
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return (0);
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}
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