42 lines
1.6 KiB
C
42 lines
1.6 KiB
C
/***********************************************************************/
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/* */
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/* OCaml */
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/* */
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/* Xavier Leroy and Pascal Cuoq, 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. All rights reserved. This file is distributed */
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/* under the terms of the GNU Library General Public License, with */
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/* the special exception on linking described in file ../../LICENSE. */
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/* */
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/***********************************************************************/
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#include <mlvalues.h>
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#include "unixsupport.h"
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#include <windows.h>
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int win_set_inherit(value fd, BOOL inherit)
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{
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/* According to the MSDN, SetHandleInformation may not work
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for console handles on WinNT4 and earlier versions. */
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if (! SetHandleInformation(Handle_val(fd),
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HANDLE_FLAG_INHERIT,
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inherit ? HANDLE_FLAG_INHERIT : 0)) {
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win32_maperr(GetLastError());
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return -1;
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}
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return 0;
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}
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CAMLprim value win_set_close_on_exec(value fd)
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{
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if (win_set_inherit(fd, FALSE) == -1) uerror("set_close_on_exec", Nothing);
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return Val_unit;
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}
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CAMLprim value win_clear_close_on_exec(value fd)
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{
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if (win_set_inherit(fd, TRUE) == -1) uerror("clear_close_on_exec", Nothing);
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return Val_unit;
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}
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