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/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* en Automatique. Distributed only by permission. */
/* */
/***********************************************************************/
/* $Id$ */
#include <mlvalues.h>
#include <callback.h>
#include <alloc.h>
#include <memory.h>
#include <fail.h>
#include "unixsupport.h"
#include "cst2constr.h"
#include <errno.h>
#include <winsock.h>
/* Heap-allocation of Windows file handles */
value win_alloc_handle(HANDLE h)
{
value res = alloc_small(sizeof(HANDLE) / sizeof(value), Abstract_tag);
Handle_val(res) = h;
return res;
}
/* 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 = NULL;
void unix_error(int errcode, char *cmdname, value cmdarg)
{
value res;
value name = Val_unit, err = Val_unit, arg = Val_unit;
int errconstr;
Begin_roots3 (name, err, arg);
arg = cmdarg == Nothing ? copy_string("") : cmdarg;
name = copy_string(cmdname);
errconstr =
cst_to_constr(errcode, error_table, sizeof(error_table)/sizeof(int), -1);
if (errconstr == Val_int(-1)) {
err = alloc_small(1, 0);
Field(err, 0) = Val_int(errcode);
} else {
err = errconstr;
}
if (unix_error_exn == NULL) {
unix_error_exn = caml_named_value("Unix.Unix_error");
if (unix_error_exn == NULL)
invalid_argument("Exception Unix.Unix_error not initialized, please link unix.cma");
}
res = alloc_small(4, 0);
Field(res, 0) = *unix_error_exn;
Field(res, 1) = err;
Field(res, 2) = name;
Field(res, 3) = arg;
End_roots();
mlraise(res);
}
void uerror(cmdname, cmdarg)
char * cmdname;
value cmdarg;
{
unix_error(errno, cmdname, cmdarg);
}
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