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annotate runtime/internal/qsort2.d @ 984:4c0df37d0421

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Removing ldc.conf. (IMPORTANT: run 'cmake .' after pull) Added it to .hgignore. This gets rid of spurious differences caused by CMake regenerating it differently. Just run 'cmake .' to get it back in your local checkout.
author Frits van Bommel <fvbommel wxs.nl>
date Thu, 19 Feb 2009 13:50:05 +0100
parents 30b42a283c8e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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443
44f08170f4ef Removed tango from the repository and instead added a runtime dir with the files needed to patch and build tango from svn.
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1
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2 /*
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3 * Placed into Public Domain
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4 * written by Walter Bright
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5 * www.digitalmars.com
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6 *
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7 * This is a public domain version of qsort.d.
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8 * All it does is call C's qsort(), but runs a little slower since
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9 * it needs to synchronize a global variable.
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10 */
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12 /*
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13 * Modified by Sean Kelly <sean@f4.ca> for use with Tango.
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14 */
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15
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16 //debug=qsort;
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18 private import tango.stdc.stdlib;
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20 private TypeInfo tiglobal;
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21
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22 extern (C) int cmp(void* p1, void* p2)
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23 {
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24 return tiglobal.compare(p1, p2);
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25 }
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26
715
30b42a283c8e Removed TypeOpaque from DMD.
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27 extern (C) void[] _adSort(void[] a, TypeInfo ti)
443
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28 {
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29 synchronized
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30 {
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31 tiglobal = ti;
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32 tango.stdc.stdlib.qsort(a.ptr, a.length, cast(size_t)ti.tsize(), &cmp);
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33 }
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34 return a;
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35 }
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36
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39 unittest
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40 {
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41 debug(qsort) printf("array.sort.unittest()\n");
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43 int a[] = new int[10];
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44
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45 a[0] = 23;
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46 a[1] = 1;
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47 a[2] = 64;
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48 a[3] = 5;
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49 a[4] = 6;
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50 a[5] = 5;
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51 a[6] = 17;
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52 a[7] = 3;
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53 a[8] = 0;
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54 a[9] = -1;
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56 a.sort;
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57
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58 for (int i = 0; i < a.length - 1; i++)
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59 {
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60 //printf("i = %d", i);
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61 //printf(" %d %d\n", a[i], a[i + 1]);
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62 assert(a[i] <= a[i + 1]);
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63 }
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64 }