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Diffstat (limited to 'db2/os/db_os_open.c')
-rw-r--r--db2/os/db_os_open.c147
1 files changed, 0 insertions, 147 deletions
diff --git a/db2/os/db_os_open.c b/db2/os/db_os_open.c
deleted file mode 100644
index 1d67ef9508..0000000000
--- a/db2/os/db_os_open.c
+++ /dev/null
@@ -1,147 +0,0 @@
-/*-
- * See the file LICENSE for redistribution information.
- *
- * Copyright (c) 1997
- * Sleepycat Software. All rights reserved.
- */
-
-#include "config.h"
-
-#ifndef lint
-static const char sccsid[] = "@(#)db_os_open.c 10.14 (Sleepycat) 7/5/97";
-#endif /* not lint */
-
-#ifndef NO_SYSTEM_INCLUDES
-#include <sys/types.h>
-
-#include <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-#endif
-
-#include "db_int.h"
-#include "os_ext.h"
-
-/*
- * __db_oflags --
- * Convert open(2) flags to DB flags.
- *
- * PUBLIC: int __db_oflags __P((int));
- */
-int
-__db_oflags(oflags)
- int oflags;
-{
- int dbflags;
-
- /*
- * XXX
- * Convert POSIX 1003.1 open(2) flags to DB flags. Not an exact
- * science as most POSIX implementations don't have a flag value
- * for O_RDONLY, it's simply the lack of a write flag.
- */
- dbflags = 0;
- if (oflags & O_CREAT)
- dbflags |= DB_CREATE;
- if (!(oflags & (O_RDWR | O_WRONLY)) || oflags & O_RDONLY)
- dbflags |= DB_RDONLY;
- if (oflags & O_TRUNC)
- dbflags |= DB_TRUNCATE;
- return (dbflags);
-}
-
-/*
- * __db_fdopen --
- * Open a file descriptor.
- *
- * PUBLIC: int __db_fdopen __P((const char *, int, int, int, int *));
- */
-int
-__db_fdopen(name, arg_flags, ok_flags, mode, fdp)
- const char *name;
- int arg_flags, ok_flags, mode, *fdp;
-{
- int fd, flags;
-
- if (arg_flags & ~ok_flags)
- return (EINVAL);
-
- flags = 0;
- if (arg_flags & DB_CREATE)
- flags |= O_CREAT;
-
- if (arg_flags & DB_EXCL)
- flags |= O_EXCL;
-
- if (arg_flags & DB_RDONLY)
- flags |= O_RDONLY;
- else
- flags |= O_RDWR;
-
-#ifdef _WIN32
-#ifdef _MSC_VER
- if (arg_flags & DB_SEQUENTIAL)
- flags |= _O_SEQUENTIAL;
- else
- flags |= _O_RANDOM;
-
- if (arg_flags & DB_TEMPORARY)
- flags |= _O_TEMPORARY;
-#endif
- flags |= O_BINARY | O_NOINHERIT;
-#endif
-
- if (arg_flags & DB_TRUNCATE)
- flags |= O_TRUNC;
-
- /* Open the file. */
- if ((fd = open(name, flags, mode)) == -1)
- return (errno);
-
-#ifndef _WIN32
- /* Delete any temporary file; done for Win32 by _O_TEMPORARY. */
- if (arg_flags & DB_TEMPORARY)
- (void)unlink(name);
-#endif
-
-#if !defined(_WIN32) && !defined(macintosh)
- /*
- * Deny access to any child process; done for Win32 by O_NOINHERIT,
- * MacOS has neither child processes nor fd inheritance.
- */
- if (fcntl(fd, F_SETFD, 1) == -1) {
- int ret = errno;
-
- (void)__db_close(fd);
- return (ret);
- }
-#endif
- *fdp = fd;
- return (0);
-}
-
-/*
- * __db_fsync --
- * Flush a file descriptor.
- *
- * PUBLIC: int __db_fsync __P((int));
- */
-int
-__db_fsync(fd)
- int fd;
-{
- return (fsync(fd) ? errno : 0);
-}
-
-/*
- * __db_close --
- * Close a file descriptor.
- *
- * PUBLIC: int __db_close __P((int));
- */
-int
-__db_close(fd)
- int fd;
-{
- return (close(fd) ? errno : 0);
-}