43 lines
1.8 KiB
C
43 lines
1.8 KiB
C
/**************************************************************************/
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/* */
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/* OCaml */
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/* */
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/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
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/* */
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/* Copyright 1996 Institut National de Recherche en Informatique et */
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/* en Automatique. */
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/* */
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/* All rights reserved. This file is distributed under the terms of */
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/* the GNU Lesser General Public License version 2.1, with the */
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/* special exception on linking described in the file LICENSE. */
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/* */
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/**************************************************************************/
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#include <caml/mlvalues.h>
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#include "unixsupport.h"
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#include <caml/io.h>
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CAMLprim value unix_close(value fd)
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{
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if (Descr_kind_val(fd) == KIND_SOCKET) {
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if (closesocket(Socket_val(fd)) != 0) {
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win32_maperr(WSAGetLastError());
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uerror("close", Nothing);
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}
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} else {
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/* If we have an fd then closing it also closes
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* the underlying handle. Also, closing only
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* the handle and not the fd leads to fd leaks. */
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if (CRT_fd_val(fd) != NO_CRT_FD) {
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if (_close(CRT_fd_val(fd)) != 0)
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uerror("close", Nothing);
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} else {
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if (! CloseHandle(Handle_val(fd))) {
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win32_maperr(GetLastError());
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uerror("close", Nothing);
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}
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}
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}
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return Val_unit;
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}
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