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1 | pmbaty | 1 | /* |
2 | Simple DirectMedia Layer |
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3 | Copyright (C) 1997-2023 Sam Lantinga <slouken@libsdl.org> |
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4 | |||
5 | This software is provided 'as-is', without any express or implied |
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6 | warranty. In no event will the authors be held liable for any damages |
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7 | arising from the use of this software. |
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8 | |||
9 | Permission is granted to anyone to use this software for any purpose, |
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10 | including commercial applications, and to alter it and redistribute it |
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11 | freely, subject to the following restrictions: |
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12 | |||
13 | 1. The origin of this software must not be misrepresented; you must not |
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14 | claim that you wrote the original software. If you use this software |
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15 | in a product, an acknowledgment in the product documentation would be |
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16 | appreciated but is not required. |
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17 | 2. Altered source versions must be plainly marked as such, and must not be |
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18 | misrepresented as being the original software. |
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19 | 3. This notice may not be removed or altered from any source distribution. |
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20 | */ |
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21 | |||
22 | /** |
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23 | * \file SDL_filesystem.h |
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24 | * |
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25 | * \brief Include file for filesystem SDL API functions |
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26 | */ |
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27 | |||
28 | #ifndef SDL_filesystem_h_ |
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29 | #define SDL_filesystem_h_ |
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30 | |||
31 | #include "SDL_stdinc.h" |
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32 | |||
33 | #include "begin_code.h" |
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34 | |||
35 | /* Set up for C function definitions, even when using C++ */ |
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36 | #ifdef __cplusplus |
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37 | extern "C" { |
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38 | #endif |
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39 | |||
40 | /** |
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41 | * Get the directory where the application was run from. |
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42 | * |
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43 | * This is not necessarily a fast call, so you should call this once near |
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44 | * startup and save the string if you need it. |
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45 | * |
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46 | * **Mac OS X and iOS Specific Functionality**: If the application is in a |
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47 | * ".app" bundle, this function returns the Resource directory (e.g. |
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48 | * MyApp.app/Contents/Resources/). This behaviour can be overridden by adding |
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49 | * a property to the Info.plist file. Adding a string key with the name |
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50 | * SDL_FILESYSTEM_BASE_DIR_TYPE with a supported value will change the |
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51 | * behaviour. |
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52 | * |
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53 | * Supported values for the SDL_FILESYSTEM_BASE_DIR_TYPE property (Given an |
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54 | * application in /Applications/SDLApp/MyApp.app): |
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55 | * |
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56 | * - `resource`: bundle resource directory (the default). For example: |
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57 | * `/Applications/SDLApp/MyApp.app/Contents/Resources` |
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58 | * - `bundle`: the Bundle directory. For example: |
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59 | * `/Applications/SDLApp/MyApp.app/` |
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60 | * - `parent`: the containing directory of the bundle. For example: |
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61 | * `/Applications/SDLApp/` |
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62 | * |
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63 | * **Nintendo 3DS Specific Functionality**: This function returns "romfs" |
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64 | * directory of the application as it is uncommon to store resources outside |
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65 | * the executable. As such it is not a writable directory. |
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66 | * |
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67 | * The returned path is guaranteed to end with a path separator ('\' on |
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68 | * Windows, '/' on most other platforms). |
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69 | * |
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70 | * The pointer returned is owned by the caller. Please call SDL_free() on the |
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71 | * pointer when done with it. |
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72 | * |
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73 | * \returns an absolute path in UTF-8 encoding to the application data |
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74 | * directory. NULL will be returned on error or when the platform |
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75 | * doesn't implement this functionality, call SDL_GetError() for more |
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76 | * information. |
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77 | * |
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78 | * \since This function is available since SDL 2.0.1. |
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79 | * |
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80 | * \sa SDL_GetPrefPath |
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81 | */ |
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82 | extern DECLSPEC char *SDLCALL SDL_GetBasePath(void); |
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83 | |||
84 | /** |
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85 | * Get the user-and-app-specific path where files can be written. |
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86 | * |
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87 | * Get the "pref dir". This is meant to be where users can write personal |
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88 | * files (preferences and save games, etc) that are specific to your |
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89 | * application. This directory is unique per user, per application. |
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90 | * |
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91 | * This function will decide the appropriate location in the native |
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92 | * filesystem, create the directory if necessary, and return a string of the |
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93 | * absolute path to the directory in UTF-8 encoding. |
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94 | * |
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95 | * On Windows, the string might look like: |
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96 | * |
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97 | * `C:\\Users\\bob\\AppData\\Roaming\\My Company\\My Program Name\\` |
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98 | * |
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99 | * On Linux, the string might look like: |
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100 | * |
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101 | * `/home/bob/.local/share/My Program Name/` |
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102 | * |
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103 | * On Mac OS X, the string might look like: |
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104 | * |
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105 | * `/Users/bob/Library/Application Support/My Program Name/` |
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106 | * |
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107 | * You should assume the path returned by this function is the only safe place |
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108 | * to write files (and that SDL_GetBasePath(), while it might be writable, or |
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109 | * even the parent of the returned path, isn't where you should be writing |
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110 | * things). |
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111 | * |
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112 | * Both the org and app strings may become part of a directory name, so please |
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113 | * follow these rules: |
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114 | * |
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115 | * - Try to use the same org string (_including case-sensitivity_) for all |
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116 | * your applications that use this function. |
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117 | * - Always use a unique app string for each one, and make sure it never |
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118 | * changes for an app once you've decided on it. |
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119 | * - Unicode characters are legal, as long as it's UTF-8 encoded, but... |
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120 | * - ...only use letters, numbers, and spaces. Avoid punctuation like "Game |
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121 | * Name 2: Bad Guy's Revenge!" ... "Game Name 2" is sufficient. |
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122 | * |
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123 | * The returned path is guaranteed to end with a path separator ('\' on |
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124 | * Windows, '/' on most other platforms). |
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125 | * |
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126 | * The pointer returned is owned by the caller. Please call SDL_free() on the |
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127 | * pointer when done with it. |
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128 | * |
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129 | * \param org the name of your organization |
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130 | * \param app the name of your application |
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131 | * \returns a UTF-8 string of the user directory in platform-dependent |
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132 | * notation. NULL if there's a problem (creating directory failed, |
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133 | * etc.). |
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134 | * |
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135 | * \since This function is available since SDL 2.0.1. |
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136 | * |
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137 | * \sa SDL_GetBasePath |
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138 | */ |
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139 | extern DECLSPEC char *SDLCALL SDL_GetPrefPath(const char *org, const char *app); |
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140 | |||
141 | /* Ends C function definitions when using C++ */ |
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142 | #ifdef __cplusplus |
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143 | } |
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144 | #endif |
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145 | #include "close_code.h" |
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146 | |||
147 | #endif /* SDL_filesystem_h_ */ |
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148 | |||
149 | /* vi: set ts=4 sw=4 expandtab: */ |