From 399a36a75d2d06bfdb91402713d408271b4833ba Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Wed, 7 Jun 2006 22:24:46 +0000
Subject: Prepare code to be built by MSVC:

	o  remove many WIN32_CLIENT_ONLY defines
	o  add WIN32_ONLY_COMPILER define
	o  add 3rd argument to open() for portability
	o  add include/port/win32_msvc directory for
	   system includes

Magnus Hagander
---
 src/port/win32error.c | 200 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 200 insertions(+)
 create mode 100644 src/port/win32error.c

(limited to 'src/port/win32error.c')

diff --git a/src/port/win32error.c b/src/port/win32error.c
new file mode 100644
index 00000000000..31127b683b0
--- /dev/null
+++ b/src/port/win32error.c
@@ -0,0 +1,200 @@
+/*-------------------------------------------------------------------------
+ *
+ * win32error.c
+ *	  Map win32 error codes to errno values
+ *
+ * Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
+ *
+ * IDENTIFICATION
+ *	  $PostgreSQL: pgsql/src/port/win32error.c,v 1.1 2006/06/07 22:24:46 momjian Exp $
+ *
+ *-------------------------------------------------------------------------
+ */
+
+#include "postgres.h"
+
+static const struct
+{
+	DWORD		winerr;
+	int			doserr;
+}	doserrors[] =
+
+{
+	{
+		ERROR_INVALID_FUNCTION, EINVAL
+	},
+	{
+		ERROR_FILE_NOT_FOUND, ENOENT
+	},
+	{
+		ERROR_PATH_NOT_FOUND, ENOENT
+	},
+	{
+		ERROR_TOO_MANY_OPEN_FILES, EMFILE
+	},
+	{
+		ERROR_ACCESS_DENIED, EACCES
+	},
+	{
+		ERROR_INVALID_HANDLE, EBADF
+	},
+	{
+		ERROR_ARENA_TRASHED, ENOMEM
+	},
+	{
+		ERROR_NOT_ENOUGH_MEMORY, ENOMEM
+	},
+	{
+		ERROR_INVALID_BLOCK, ENOMEM
+	},
+	{
+		ERROR_BAD_ENVIRONMENT, E2BIG
+	},
+	{
+		ERROR_BAD_FORMAT, ENOEXEC
+	},
+	{
+		ERROR_INVALID_ACCESS, EINVAL
+	},
+	{
+		ERROR_INVALID_DATA, EINVAL
+	},
+	{
+		ERROR_INVALID_DRIVE, ENOENT
+	},
+	{
+		ERROR_CURRENT_DIRECTORY, EACCES
+	},
+	{
+		ERROR_NOT_SAME_DEVICE, EXDEV
+	},
+	{
+		ERROR_NO_MORE_FILES, ENOENT
+	},
+	{
+		ERROR_LOCK_VIOLATION, EACCES
+	},
+	{
+		ERROR_SHARING_VIOLATION, EACCES
+	},
+	{
+		ERROR_BAD_NETPATH, ENOENT
+	},
+	{
+		ERROR_NETWORK_ACCESS_DENIED, EACCES
+	},
+	{
+		ERROR_BAD_NET_NAME, ENOENT
+	},
+	{
+		ERROR_FILE_EXISTS, EEXIST
+	},
+	{
+		ERROR_CANNOT_MAKE, EACCES
+	},
+	{
+		ERROR_FAIL_I24, EACCES
+	},
+	{
+		ERROR_INVALID_PARAMETER, EINVAL
+	},
+	{
+		ERROR_NO_PROC_SLOTS, EAGAIN
+	},
+	{
+		ERROR_DRIVE_LOCKED, EACCES
+	},
+	{
+		ERROR_BROKEN_PIPE, EPIPE
+	},
+	{
+		ERROR_DISK_FULL, ENOSPC
+	},
+	{
+		ERROR_INVALID_TARGET_HANDLE, EBADF
+	},
+	{
+		ERROR_INVALID_HANDLE, EINVAL
+	},
+	{
+		ERROR_WAIT_NO_CHILDREN, ECHILD
+	},
+	{
+		ERROR_CHILD_NOT_COMPLETE, ECHILD
+	},
+	{
+		ERROR_DIRECT_ACCESS_HANDLE, EBADF
+	},
+	{
+		ERROR_NEGATIVE_SEEK, EINVAL
+	},
+	{
+		ERROR_SEEK_ON_DEVICE, EACCES
+	},
+	{
+		ERROR_DIR_NOT_EMPTY, ENOTEMPTY
+	},
+	{
+		ERROR_NOT_LOCKED, EACCES
+	},
+	{
+		ERROR_BAD_PATHNAME, ENOENT
+	},
+	{
+		ERROR_MAX_THRDS_REACHED, EAGAIN
+	},
+	{
+		ERROR_LOCK_FAILED, EACCES
+	},
+	{
+		ERROR_ALREADY_EXISTS, EEXIST
+	},
+	{
+		ERROR_FILENAME_EXCED_RANGE, ENOENT
+	},
+	{
+		ERROR_NESTING_NOT_ALLOWED, EAGAIN
+	},
+	{
+		ERROR_NOT_ENOUGH_QUOTA, ENOMEM
+	}
+};
+
+void
+_dosmaperr(unsigned long e)
+{
+	int			i;
+
+	if (e == 0)
+	{
+		errno = 0;
+		return;
+	}
+
+	for (i = 0; i < lengthof(doserrors); i++)
+	{
+		if (doserrors[i].winerr == e)
+		{
+			errno = doserrors[i].doserr;
+#ifndef FRONTEND
+			ereport(DEBUG5,
+					(errmsg_internal("mapped win32 error code %lu to %d",
+									 e, errno)));
+#else
+			fprintf(stderr, _("mapped win32 error code %lu to %d"), e, errno);
+#endif
+			return;
+		}
+	}
+
+#ifndef FRONTEND
+	ereport(LOG,
+			(errmsg_internal("unrecognized win32 error code: %lu",
+							 e)));
+#else
+	fprintf(stderr, _("unrecognized win32 error code: %lu"), e);
+#endif
+
+	errno = EINVAL;
+	return;
+}
-- 
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