/*-------------------------------------------------------------------------
*
* libpq-fs.h
- * definitions for using Inversion file system routines
+ * definitions for using Inversion file system routines (ie, large objects)
*
*
- * Portions Copyright (c) 1996-2000, PostgreSQL, Inc
+ * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $Id: libpq-fs.h,v 1.9 2000/01/26 05:58:12 momjian Exp $
+ * $PostgreSQL: pgsql/src/include/libpq/libpq-fs.h,v 1.24 2009/01/01 17:23:59 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef LIBPQ_FS_H
#define LIBPQ_FS_H
-/* UNIX compatibility junk. This should be in all systems' include files,
- but this is not always the case. */
-
-#ifndef MAXNAMLEN
-#define MAXNAMLEN 255
-#endif /* MAXNAMLEN */
-
-struct pgdirent
-{
- unsigned long d_ino;
- unsigned short d_namlen;
- char d_name[MAXNAMLEN + 1];
-};
-
-/*
- * SysV struct dirent doesn't have d_namlen.
- * This counts on d_name being last, which is moderately safe (ha) since
- * it's the variable-length part of the structure.
- */
-#ifdef SYSV_DIRENT
-#define D_NAMLEN(dp) \
- ((dp)->d_reclen - offsetof(struct dirent, d_name[0]))
-#else /* SYSV_DIRENT */
-#define D_NAMLEN(dp) \
- ((dp)->d_namlen)
-#endif /* SYSV_DIRENT */
-
-/* for stat(2) */
-#ifndef S_IRUSR
-/* file modes */
-
-#define S_IRWXU 00700 /* read, write, execute: owner */
-#define S_IRUSR 00400 /* read permission: owner */
-#define S_IWUSR 00200 /* write permission: owner */
-#define S_IXUSR 00100 /* execute permission: owner */
-
-#define S_IRWXG 00070 /* read, write, execute: group */
-#define S_IRGRP 00040 /* read permission: group */
-#define S_IWGRP 00020 /* write permission: group */
-#define S_IXGRP 00010 /* execute permission: group */
-
-#define S_IRWXO 00007 /* read, write, execute: other */
-#define S_IROTH 00004 /* read permission: other */
-#define S_IWOTH 00002 /* write permission: other */
-#define S_IXOTH 00001 /* execute permission: other */
-
-#define _S_IFMT 0170000 /* type of file; sync with S_IFMT */
-#define _S_IFBLK 0060000 /* block special; sync with S_IFBLK */
-#define _S_IFCHR 0020000 /* character special sync with S_IFCHR */
-#define _S_IFDIR 0040000 /* directory; sync with S_IFDIR */
-#define _S_IFIFO 0010000 /* FIFO - named pipe; sync with S_IFIFO */
-#define _S_IFREG 0100000 /* regular; sync with S_IFREG */
-
-#define S_IFDIR _S_IFDIR
-#define S_IFREG _S_IFREG
-
-#define S_ISDIR( mode ) (((mode) & _S_IFMT) == _S_IFDIR)
-
-#endif /* S_IRUSR */
-
/*
- * Inversion doesn't have links.
- */
-#ifndef S_ISLNK
-#define S_ISLNK(x) 0
-#endif
-
-/*
- * Flags for inversion file system large objects. Normally, creat()
- * takes mode arguments, but we don't use them in inversion, since
- * you get postgres protections. Instead, we use the low sixteen bits
- * of the integer mode argument to store the number of the storage
- * manager to be used, and the high sixteen bits for flags.
+ * Read/write mode flags for inversion (large object) calls
*/
#define INV_WRITE 0x00020000
#define INV_READ 0x00040000
-/* Error values for p_errno */
-#define PEPERM 1 /* Not owner */
-#define PENOENT 2 /* No such file or directory */
-#define PEACCES 13 /* Permission denied */
-#define PEEXIST 17 /* File exists */
-#define PENOTDIR 20 /* Not a directory */
-#define PEISDIR 21 /* Is a directory */
-#define PEINVAL 22 /* Invalid argument */
-#define PENAMETOOLONG 63 /* File name too long */
-#define PENOTEMPTY 66 /* Directory not empty */
-#define PEPGIO 99 /* postgres backend had problems */
-
-#endif /* LIBPQ_FS_H */
+#endif /* LIBPQ_FS_H */
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