set_errno patch

[Francois Gouget]

   MSVCRT__set_errno should be able to set errno to 0. It's called at
least once explicitly with 0 in dir.c, but many other times it is
called with a GetLastError() that may return 0.


Changelog:

 * dlls/msvcrt/errno.c

   Map NO_ERROR to 0

--
Francois Gouget         fgouget at free.fr        http://fgouget.free.fr/
                            1 + e ^ ( i * pi ) = 0
-------------- next part --------------
Index: dlls/msvcrt/errno.c
===================================================================
RCS file: /home/wine/wine/dlls/msvcrt/errno.c,v
retrieving revision 1.4
diff -u -r1.4 errno.c
--- dlls/msvcrt/errno.c	2001/04/10 23:25:25	1.4
+++ dlls/msvcrt/errno.c	2001/05/30 17:20:50
@@ -27,6 +27,7 @@
   {
 #define ERR_CASE(oserr) case oserr:
 #define ERR_MAPS(oserr,crterr) case oserr:*errno = crterr;break;
+    ERR_MAPS(NO_ERROR,                   0);
     ERR_CASE(ERROR_ACCESS_DENIED)
     ERR_CASE(ERROR_NETWORK_ACCESS_DENIED)
     ERR_CASE(ERROR_CANNOT_MAKE)