+# -*-pyrex-*-
+#
+# $Id$
+#
+# File descriptor juggling
+#
+# (c) 2009 Straylight/Edgeware
+#
+
+#----- Licensing notice -----------------------------------------------------
+#
+# This file is part of the Python interface to mLib.
+#
+# mLib/Python is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# mLib/Python is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with mLib/Python; if not, write to the Free Software Foundation,
+# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+def mdup(v):
+ cdef mdup_fd *vv
+ cdef size_t n
+ cdef int i
+ cdef int rc
+
+ n = len(v)
+ vv = <mdup_fd *>xmalloc(n * PSIZEOF(vv))
+ for 0 <= i < n:
+ vv[i].cur, vv[i].want = v[i]
+ rc = _mdup(vv, n)
+ for 0 <= i < n:
+ v[i] = vv[i].cur, vv[i].want
+ if rc < 0:
+ _oserror()
+ return v
+
+#----- That's all, folks ----------------------------------------------------