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0
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1 /*
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2
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3 Package: dyncall
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4 Library: test
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5 File: test/resolve_self/main.c
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6 Description:
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7 License:
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8
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214
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9 Copyright (c) 2011-2017 Daniel Adler <dadler@uni-goettingen.de>,
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0
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10 Tassilo Philipp <tphilipp@potion-studios.com>
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11
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12 Permission to use, copy, modify, and distribute this software for any
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13 purpose with or without fee is hereby granted, provided that the above
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14 copyright notice and this permission notice appear in all copies.
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15
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16 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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17 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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18 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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19 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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20 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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21 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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22 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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23
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24 */
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25
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26 #include "../../dynload/dynload.h"
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27 #include "../../dyncall/dyncall_macros.h"
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28 #include <assert.h>
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29 #include "../common/platformInit.h"
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30
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31 #ifdef DC_WINDOWS
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32 #define DLL_EXPORT __declspec( dllexport )
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33 #else
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34 #define DLL_EXPORT
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35 #endif
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36
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37 DLL_EXPORT double add_dd_d(double x, double y);
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38
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39 double add_dd_d(double x, double y)
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40 {
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41 return x+y;
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42 }
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43
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44 int main(int argc, char* argv[])
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45 {
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46 void* address;
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47 double result;
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48 int status;
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227
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49 DLSyms* pSyms;
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0
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50 DLLib* pLib = dlLoadLibrary(NULL);
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51 assert(pLib);
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214
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52 printf("self loaded at %p\n", pLib);
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0
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53
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54 address = dlFindSymbol(pLib, "add_dd_d");
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214
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55 if(address) {
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56 printf("address of function add_dd_d at %p\n", address);
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57 result = ( (double (*) (double,double) ) address ) (20.0, 3.0);
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58 status = (result == 23);
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59 } else {
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60 printf("can't resolve address of add_dd_d, it doesn't seem to be a *dynamic* symbol\n");
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61 status = 0;
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62 }
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227
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63
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64 dlFreeLibrary(pLib);
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65
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66 /*pSyms = dlSymsInit(NULL);
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67 printf("syms handle: %p\n", pSyms);
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68 dlSymsCleanup(pSyms);*/
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69
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0
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70 printf("result: resolve_self: %d\n", status);
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71 return 0;
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72 }
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227
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73
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