1 files changed, 129 insertions, 0 deletions
diff --git a/otherlibs/win32unix/unixsupport.c b/otherlibs/win32unix/unixsupport.c
new file mode 100644
index 000000000..4ec1be343
--- /dev/null
+++ b/otherlibs/win32unix/unixsupport.c
@@ -0,0 +1,129 @@
+/***********************************************************************/
+/*                                                                     */
+/*                           Objective Caml                            */
+/*                                                                     */
+/*            Xavier Leroy, projet Cristal, INRIA Rocquencourt         */
+/*                                                                     */
+/*  Copyright 1996 Institut National de Recherche en Informatique et   */
+/*  Automatique.  Distributed only by permission.                      */
+/*                                                                     */
+/***********************************************************************/
+
+/* $Id$ */
+
+#include <mlvalues.h>
+#include <alloc.h>
+#include <memory.h>
+#include <fail.h>
+#include "unixsupport.h"
+#include "cst2constr.h"
+#include <errno.h>
+#include <winsock.h>
+
+/* Windows socket errors */
+
+#define EWOULDBLOCK             WSAEWOULDBLOCK
+#define EINPROGRESS             WSAEINPROGRESS
+#define EALREADY                WSAEALREADY
+#define ENOTSOCK                WSAENOTSOCK
+#define EDESTADDRREQ            WSAEDESTADDRREQ
+#define EMSGSIZE                WSAEMSGSIZE
+#define EPROTOTYPE              WSAEPROTOTYPE
+#define ENOPROTOOPT             WSAENOPROTOOPT
+#define EPROTONOSUPPORT         WSAEPROTONOSUPPORT
+#define ESOCKTNOSUPPORT         WSAESOCKTNOSUPPORT
+#define EOPNOTSUPP              WSAEOPNOTSUPP
+#define EPFNOSUPPORT            WSAEPFNOSUPPORT
+#define EAFNOSUPPORT            WSAEAFNOSUPPORT
+#define EADDRINUSE              WSAEADDRINUSE
+#define EADDRNOTAVAIL           WSAEADDRNOTAVAIL
+#define ENETDOWN                WSAENETDOWN
+#define ENETUNREACH             WSAENETUNREACH
+#define ENETRESET               WSAENETRESET
+#define ECONNABORTED            WSAECONNABORTED
+#define ECONNRESET              WSAECONNRESET
+#define ENOBUFS                 WSAENOBUFS
+#define EISCONN                 WSAEISCONN
+#define ENOTCONN                WSAENOTCONN
+#define ESHUTDOWN               WSAESHUTDOWN
+#define ETOOMANYREFS            WSAETOOMANYREFS
+#define ETIMEDOUT               WSAETIMEDOUT
+#define ECONNREFUSED            WSAECONNREFUSED
+#define ELOOP                   WSAELOOP
+#define EHOSTDOWN               WSAEHOSTDOWN
+#define EHOSTUNREACH            WSAEHOSTUNREACH
+#define EPROCLIM                WSAEPROCLIM
+#define EUSERS                  WSAEUSERS
+#define EDQUOT                  WSAEDQUOT
+#define ESTALE                  WSAESTALE
+#define EREMOTE                 WSAEREMOTE
+
+/* Errors not available under Win32 */
+
+#define EACCESS (-1)
+
+int error_table[] = {
+  E2BIG, EACCESS, EAGAIN, EBADF, EBUSY, ECHILD, EDEADLK, EDOM,
+  EEXIST, EFAULT, EFBIG, EINTR, EINVAL, EIO, EISDIR, EMFILE, EMLINK,
+  ENAMETOOLONG, ENFILE, ENODEV, ENOENT, ENOEXEC, ENOLCK, ENOMEM, ENOSPC,
+  ENOSYS, ENOTDIR, ENOTEMPTY, ENOTTY, ENXIO, EPERM, EPIPE, ERANGE,
+  EROFS, ESPIPE, ESRCH, EXDEV, EWOULDBLOCK, EINPROGRESS, EALREADY,
+  ENOTSOCK, EDESTADDRREQ, EMSGSIZE, EPROTOTYPE, ENOPROTOOPT,
+  EPROTONOSUPPORT, ESOCKTNOSUPPORT, EOPNOTSUPP, EPFNOSUPPORT,
+  EAFNOSUPPORT, EADDRINUSE, EADDRNOTAVAIL, ENETDOWN, ENETUNREACH,
+  ENETRESET, ECONNABORTED, ECONNRESET, ENOBUFS, EISCONN, ENOTCONN,
+  ESHUTDOWN, ETOOMANYREFS, ETIMEDOUT, ECONNREFUSED, EHOSTDOWN,
+  EHOSTUNREACH, ELOOP /*, EUNKNOWNERR */
+};
+
+static value unix_error_exn;
+
+value unix_register_error(exnval)
+     value exnval;
+{
+  unix_error_exn = Field(exnval, 0);
+  register_global_root(&unix_error_exn);
+  return Val_unit;
+}
+
+void unix_error(errcode, cmdname, cmdarg)
+     int errcode;
+     char * cmdname;
+     value cmdarg;
+{
+  value res;
+  Push_roots(r, 2);
+#define name r[0]
+#define arg r[1]
+  arg = cmdarg == Nothing ? copy_string("") : cmdarg;
+  name = copy_string(cmdname);
+  res = alloc(4, 0);
+  Field(res, 0) = unix_error_exn;
+  Field(res, 1) =
+    cst_to_constr(errcode, error_table, sizeof(error_table)/sizeof(int),
+                  sizeof(error_table)/sizeof(int));
+  Field(res, 2) = name;
+  Field(res, 3) = arg;
+  Pop_roots();
+  mlraise(res);
+}
+
+void uerror(cmdname, cmdarg)
+     char * cmdname;
+     value cmdarg;
+{
+  unix_error(errno, cmdname, cmdarg);
+}
+
+value unix_freeze_buffer(buf)
+     value buf;
+{
+  if (Is_young(buf)) {
+    Push_roots(r, 1);
+    r[0] = buf;
+    minor_collection();
+    buf = r[0];
+    Pop_roots();
+  }
+  return buf;
+}