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Viewing changes to src/backend/port/win32/error.c

  • Committer: alvherre
  • Date: 2005-12-16 21:24:52 UTC
  • Revision ID: svn-v4:db760fc0-0f08-0410-9d63-cc6633f64896:trunk:1
Initial import of the REL8_0_3 sources from the Pgsql CVS repository.

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src/backend/port/win32/error.c
 
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/*-------------------------------------------------------------------------
 
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 *
 
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 * error.c
 
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 *        Map win32 error codes to errno values
 
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 *
 
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 * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
 
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 *
 
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 * IDENTIFICATION
 
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 *        $PostgreSQL: pgsql/src/backend/port/win32/error.c,v 1.4 2004-12-31 22:00:37 pgsql Exp $
 
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 *
 
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 *-------------------------------------------------------------------------
 
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 */
 
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#include "postgres.h"
 
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static struct
 
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{
 
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        DWORD           winerr;
 
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        int                     doserr;
 
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}       doserrors[] =
 
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{
 
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        {
 
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                ERROR_INVALID_FUNCTION, EINVAL
 
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        },
 
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        {
 
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                ERROR_FILE_NOT_FOUND, ENOENT
 
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        },
 
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        {
 
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                ERROR_PATH_NOT_FOUND, ENOENT
 
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        },
 
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        {
 
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                ERROR_TOO_MANY_OPEN_FILES, EMFILE
 
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        },
 
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        {
 
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                ERROR_ACCESS_DENIED, EACCES
 
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        },
 
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        {
 
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                ERROR_INVALID_HANDLE, EBADF
 
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        },
 
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        {
 
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                ERROR_ARENA_TRASHED, ENOMEM
 
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        },
 
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        {
 
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                ERROR_NOT_ENOUGH_MEMORY, ENOMEM
 
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        },
 
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        {
 
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                ERROR_INVALID_BLOCK, ENOMEM
 
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        },
 
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        {
 
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                ERROR_BAD_ENVIRONMENT, E2BIG
 
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        },
 
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        {
 
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                ERROR_BAD_FORMAT, ENOEXEC
 
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        },
 
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        {
 
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                ERROR_INVALID_ACCESS, EINVAL
 
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        },
 
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        {
 
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                ERROR_INVALID_DATA, EINVAL
 
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        },
 
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        {
 
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                ERROR_INVALID_DRIVE, ENOENT
 
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        },
 
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        {
 
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                ERROR_CURRENT_DIRECTORY, EACCES
 
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        },
 
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        {
 
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                ERROR_NOT_SAME_DEVICE, EXDEV
 
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        },
 
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        {
 
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                ERROR_NO_MORE_FILES, ENOENT
 
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        },
 
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        {
 
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                ERROR_LOCK_VIOLATION, EACCES
 
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        },
 
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        {
 
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                ERROR_BAD_NETPATH, ENOENT
 
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        },
 
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        {
 
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                ERROR_NETWORK_ACCESS_DENIED, EACCES
 
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        },
 
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        {
 
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                ERROR_BAD_NET_NAME, ENOENT
 
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        },
 
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        {
 
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                ERROR_FILE_EXISTS, EEXIST
 
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        },
 
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        {
 
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                ERROR_CANNOT_MAKE, EACCES
 
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        },
 
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        {
 
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                ERROR_FAIL_I24, EACCES
 
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        },
 
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        {
 
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                ERROR_INVALID_PARAMETER, EINVAL
 
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        },
 
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        {
 
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                ERROR_NO_PROC_SLOTS, EAGAIN
 
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        },
 
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        {
 
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                ERROR_DRIVE_LOCKED, EACCES
 
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        },
 
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        {
 
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                ERROR_BROKEN_PIPE, EPIPE
 
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        },
 
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        {
 
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                ERROR_DISK_FULL, ENOSPC
 
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        },
 
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        {
 
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                ERROR_INVALID_TARGET_HANDLE, EBADF
 
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        },
 
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        {
 
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                ERROR_INVALID_HANDLE, EINVAL
 
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        },
 
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        {
 
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                ERROR_WAIT_NO_CHILDREN, ECHILD
 
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        },
 
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        {
 
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                ERROR_CHILD_NOT_COMPLETE, ECHILD
 
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        },
 
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        {
 
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                ERROR_DIRECT_ACCESS_HANDLE, EBADF
 
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        },
 
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        {
 
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                ERROR_NEGATIVE_SEEK, EINVAL
 
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        },
 
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        {
 
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                ERROR_SEEK_ON_DEVICE, EACCES
 
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        },
 
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        {
 
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                ERROR_DIR_NOT_EMPTY, ENOTEMPTY
 
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        },
 
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        {
 
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                ERROR_NOT_LOCKED, EACCES
 
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        },
 
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        {
 
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                ERROR_BAD_PATHNAME, ENOENT
 
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        },
 
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        {
 
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                ERROR_MAX_THRDS_REACHED, EAGAIN
 
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        },
 
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        {
 
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                ERROR_LOCK_FAILED, EACCES
 
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        },
 
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        {
 
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                ERROR_ALREADY_EXISTS, EEXIST
 
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        },
 
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        {
 
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                ERROR_FILENAME_EXCED_RANGE, ENOENT
 
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        },
 
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        {
 
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                ERROR_NESTING_NOT_ALLOWED, EAGAIN
 
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        },
 
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        {
 
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                ERROR_NOT_ENOUGH_QUOTA, ENOMEM
 
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        }
 
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};
 
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void
 
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_dosmaperr(unsigned long e)
 
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{
 
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        int                     i;
 
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        if (e == 0)
 
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        {
 
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                errno = 0;
 
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                return;
 
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        }
 
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        for (i = 0; i < sizeof(doserrors) / sizeof(doserrors[0]); i++)
 
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        {
 
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                if (doserrors[i].winerr == e)
 
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                {
 
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                        errno = doserrors[i].doserr;
 
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                        ereport(DEBUG5,
 
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                                        (errmsg_internal("Mapped win32 error code %i to %i",
 
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                                                                         (int) e, errno)));
 
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                        return;
 
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                }
 
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        }
 
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        ereport(DEBUG4,
 
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                        (errmsg_internal("Unknown win32 error code: %i",
 
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                                                         (int) e)));
 
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        errno = EINVAL;
 
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        return;
 
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}