Mercurial > projects > ldc
view druntime/src/compiler/ldc/qsort2.d @ 1458:e0b2d67cfe7c
Added druntime (this should be removed once it works).
author | Robert Clipsham <robert@octarineparrot.com> |
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date | Tue, 02 Jun 2009 17:43:06 +0100 |
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/** * This is a public domain version of qsort.d. All it does is call C's * qsort(), but runs a little slower since it needs to synchronize a global * variable. * * Copyright: Copyright Digital Mars 2000 - 2009. * License: <a href="http://www.boost.org/LICENSE_1_0.txt>Boost License 1.0</a>. * Authors: Walter Bright * * Copyright Digital Mars 2000 - 2009. * Distributed under the Boost Software License, Version 1.0. * (See accompanying file LICENSE_1_0.txt or copy at * http://www.boost.org/LICENSE_1_0.txt) */ module rt.qsort2; //debug=qsort; private import core.stdc.stdlib; struct Array { size_t length; void* ptr; } private TypeInfo tiglobal; extern (C) int cmp(void* p1, void* p2) { return tiglobal.compare(p1, p2); } extern (C) long _adSort(Array a, TypeInfo ti) { synchronized { tiglobal = ti; qsort(a.ptr, a.length, cast(size_t)ti.tsize(), &cmp); } return *cast(long*)(&a); } unittest { debug(qsort) printf("array.sort.unittest()\n"); int a[] = new int[10]; a[0] = 23; a[1] = 1; a[2] = 64; a[3] = 5; a[4] = 6; a[5] = 5; a[6] = 17; a[7] = 3; a[8] = 0; a[9] = -1; a.sort; for (int i = 0; i < a.length - 1; i++) { //printf("i = %d", i); //printf(" %d %d\n", a[i], a[i + 1]); assert(a[i] <= a[i + 1]); } }