> Ok, where's a "system dependent hack" :)

> It seems that win9x doesn't have the "netmsg.dll" so it defaults to "normal"
> FormatMessage.
> I wonder if one could load wsock32.dll or winsock.dll on those systems
> instead of netmsg.dll.
>
> Mikhail, could you please test this code on your nt4 system?
> Could someone else test this code on a win98/95 system?
>
> It works on win2k over here.

It works on win2k here too but not on win98/95 or winNT.
Anyway, attached is the patch which uses Magnus's my_sock_strerror
function (renamed to winsock_strerror). The only difference is that
I put the code to load and unload netmsg.dll in the libpqdll.c
(is this OK Magnus?).

Mikhail Terekhov

src/interfaces/libpq/fe-exec.c

@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-exec.c,v 1.107 2001/08/17 15:11:15 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-exec.c,v 1.108 2001/08/21 20:39:53 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -2038,10 +2038,6 @@ PQoidStatus(const PGresult *res)
 	return buf;
 }
 
-#ifdef WIN32					/* need to get at normal errno here */
-#undef errno
-#endif
-
 /*
   PQoidValue -
 		a perhaps preferable form of the above which just returns
@@ -2056,7 +2052,11 @@ PQoidValue(const PGresult *res)
 	if (!res || !res->cmdStatus || strncmp(res->cmdStatus, "INSERT ", 7) != 0)
 		return InvalidOid;
 
+#ifdef WIN32
+    SetLastError(0);
+#else
 	errno = 0;
+#endif
 	result = strtoul(res->cmdStatus + 7, &endptr, 10);
 
 	if (!endptr || (*endptr != ' ' && *endptr != '\0') || errno == ERANGE)
@@ -2065,9 +2065,6 @@ PQoidValue(const PGresult *res)
 		return (Oid) result;
 }
 
-#ifdef WIN32					/* back to socket errno */
-#define errno WSAGetLastError()
-#endif
 
 /*
    PQcmdTuples -