Mercurial > sdl-ios-xcode

annotate src/loadso/beos/SDL_sysloadso.c @ 1879:cb232e63552c

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Default the X11 dynamically loading on if the OS loader loads libraries with their private symbols hidden. If that isn't the case, and someone tries to enable it anyway, spit out a warning and don't let them do it.
author Sam Lantinga <slouken@libsdl.org>
date Fri, 23 Jun 2006 08:39:05 +0000
parents 92947e3a18db
children 782fd950bd46 c121d94672cb 5a20cffc7027
rev   line source
1361
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #ifdef SDL_LOADSO_BEOS
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25
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26 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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27 /* System dependent library loading routines */
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28
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29 #include <stdio.h>
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30 #include <be/kernel/image.h>
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31
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32 #include "SDL_loadso.h"
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33
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34 void *SDL_LoadObject(const char *sofile)
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35 {
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36 void *handle = NULL;
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37 const char *loaderror = "Unknown error";
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38 image_id library_id = load_add_on(sofile);
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39 if ( library_id == B_ERROR ) {
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40 loaderror = "BeOS error";
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41 } else {
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42 handle = (void *)(library_id);
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43 }
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44
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45 if ( handle == NULL ) {
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46 SDL_SetError("Failed loading %s: %s", sofile, loaderror);
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47 }
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48 return(handle);
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49 }
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50
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51 void *SDL_LoadFunction(void *handle, const char *name)
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52 {
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53 void *symbol = NULL;
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54 const char *loaderror = "Unknown error";
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55 image_id library_id = (image_id)handle;
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56 if ( get_image_symbol(library_id,
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57 name, B_SYMBOL_TYPE_TEXT, &symbol) != B_NO_ERROR ) {
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58 loaderror = "Symbol not found";
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59 }
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60
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61 if ( symbol == NULL ) {
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62 SDL_SetError("Failed loading %s: %s", name, loaderror);
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63 }
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64 return(symbol);
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65 }
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66
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67 void SDL_UnloadObject(void *handle)
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68 {
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69 image_id library_id;
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70 if ( handle != NULL ) {
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71 library_id = (image_id)handle;
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72 unload_add_on(library_id);
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73 }
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74 }
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75
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76 #endif /* SDL_LOADSO_BEOS */