Use _dosmaperr() to deal with errors opening files in pgwin32_open().

Per complaint from Alvaro and subsequent discussion.

diff --git a/src/port/open.c b/src/port/open.c
index 522558083f63d057d1a884ec936ea3be0aa52108..a0d18dd44274003e6daf6dbdf036eb5942bc053f 100644 (file)
--- a/src/port/open.c
+++ b/src/port/open.c
@@ -88,22 +88,7 @@ pgwin32_open(const char *fileName, int fileFlags,...)
                                                ((fileFlags & O_DSYNC) ? FILE_FLAG_WRITE_THROUGH : 0),
                                                NULL)) == INVALID_HANDLE_VALUE)
        {
-               switch (GetLastError())
-               {
-                               /* EMFILE, ENFILE should not occur from CreateFile. */
-                       case ERROR_PATH_NOT_FOUND:
-                       case ERROR_FILE_NOT_FOUND:
-                               errno = ENOENT;
-                               break;
-                       case ERROR_FILE_EXISTS:
-                               errno = EEXIST;
-                               break;
-                       case ERROR_ACCESS_DENIED:
-                               errno = EACCES;
-                               break;
-                       default:
-                               errno = EINVAL;
-               }
+               _dosmaperr(GetLastError());
                return -1;
        }