From 5ba5d54bd13b2aaa6a25c2b417eec029ae97c60d Mon Sep 17 00:00:00 2001
From: Xavier Leroy <xavier.leroy@inria.fr>
Date: Mon, 6 Jan 2003 14:52:57 +0000
Subject: Lorsqu'un file_descr provient d'un fd du CRT, s'en souvenir et en
tenir compte quand on fait Unix.dup2 (PR#1509). Remplacement de stdhandle
par filedescr_of_fd.
git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@5370 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
---
otherlibs/win32unix/dup2.c | 6 ++++++
1 file changed, 6 insertions(+)
(limited to 'otherlibs/win32unix/dup2.c')
diff --git a/otherlibs/win32unix/dup2.c b/otherlibs/win32unix/dup2.c
index c9612620c..4be2d819f 100644
--- a/otherlibs/win32unix/dup2.c
+++ b/otherlibs/win32unix/dup2.c
@@ -16,6 +16,9 @@
#include <mlvalues.h>
#include "unixsupport.h"
+extern value win_fd_handle(value);
+extern int _dup2(int, int);
+
CAMLprim value unix_dup2(value fd1, value fd2)
{
HANDLE oldh, newh;
@@ -33,5 +36,8 @@ CAMLprim value unix_dup2(value fd1, value fd2)
else
CloseHandle(oldh);
Descr_kind_val(fd2) = Descr_kind_val(fd1);
+ /* Reflect the dup2 on the CRT fds, if any */
+ if (CRT_fd_val(fd1) != NO_CRT_FD || CRT_fd_val(fd2) != NO_CRT_FD)
+ _dup2(Int_val(win_fd_handle(fd1)), Int_val(win_fd_handle(fd2)));
return Val_unit;
}
--
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