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| Rev | Author | Line No. | Line |
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| 1 | pmbaty | 1 | /* |
| 2 | Simple DirectMedia Layer |
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| 8 | pmbaty | 3 | Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org> |
| 1 | pmbaty | 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_log.h |
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| 24 | * |
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| 25 | * Simple log messages with categories and priorities. |
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| 26 | * |
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| 27 | * By default logs are quiet, but if you're debugging SDL you might want: |
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| 28 | * |
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| 29 | * SDL_LogSetAllPriority(SDL_LOG_PRIORITY_WARN); |
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| 30 | * |
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| 31 | * Here's where the messages go on different platforms: |
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| 32 | * Windows: debug output stream |
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| 33 | * Android: log output |
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| 34 | * Others: standard error output (stderr) |
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| 35 | */ |
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| 36 | |||
| 37 | #ifndef SDL_log_h_ |
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| 38 | #define SDL_log_h_ |
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| 39 | |||
| 40 | #include "SDL_stdinc.h" |
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| 41 | |||
| 42 | #include "begin_code.h" |
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| 43 | /* Set up for C function definitions, even when using C++ */ |
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| 44 | #ifdef __cplusplus |
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| 45 | extern "C" { |
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| 46 | #endif |
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| 47 | |||
| 48 | |||
| 49 | /** |
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| 50 | * \brief The maximum size of a log message |
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| 51 | * |
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| 52 | * Messages longer than the maximum size will be truncated |
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| 53 | */ |
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| 54 | #define SDL_MAX_LOG_MESSAGE 4096 |
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| 55 | |||
| 56 | /** |
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| 57 | * \brief The predefined log categories |
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| 58 | * |
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| 59 | * By default the application category is enabled at the INFO level, |
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| 60 | * the assert category is enabled at the WARN level, test is enabled |
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| 61 | * at the VERBOSE level and all other categories are enabled at the |
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| 62 | * CRITICAL level. |
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| 63 | */ |
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| 64 | enum |
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| 65 | { |
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| 66 | SDL_LOG_CATEGORY_APPLICATION, |
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| 67 | SDL_LOG_CATEGORY_ERROR, |
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| 68 | SDL_LOG_CATEGORY_ASSERT, |
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| 69 | SDL_LOG_CATEGORY_SYSTEM, |
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| 70 | SDL_LOG_CATEGORY_AUDIO, |
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| 71 | SDL_LOG_CATEGORY_VIDEO, |
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| 72 | SDL_LOG_CATEGORY_RENDER, |
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| 73 | SDL_LOG_CATEGORY_INPUT, |
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| 74 | SDL_LOG_CATEGORY_TEST, |
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| 75 | |||
| 76 | /* Reserved for future SDL library use */ |
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| 77 | SDL_LOG_CATEGORY_RESERVED1, |
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| 78 | SDL_LOG_CATEGORY_RESERVED2, |
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| 79 | SDL_LOG_CATEGORY_RESERVED3, |
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| 80 | SDL_LOG_CATEGORY_RESERVED4, |
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| 81 | SDL_LOG_CATEGORY_RESERVED5, |
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| 82 | SDL_LOG_CATEGORY_RESERVED6, |
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| 83 | SDL_LOG_CATEGORY_RESERVED7, |
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| 84 | SDL_LOG_CATEGORY_RESERVED8, |
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| 85 | SDL_LOG_CATEGORY_RESERVED9, |
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| 86 | SDL_LOG_CATEGORY_RESERVED10, |
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| 87 | |||
| 88 | /* Beyond this point is reserved for application use, e.g. |
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| 89 | enum { |
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| 90 | MYAPP_CATEGORY_AWESOME1 = SDL_LOG_CATEGORY_CUSTOM, |
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| 91 | MYAPP_CATEGORY_AWESOME2, |
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| 92 | MYAPP_CATEGORY_AWESOME3, |
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| 93 | ... |
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| 94 | }; |
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| 95 | */ |
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| 96 | SDL_LOG_CATEGORY_CUSTOM |
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| 97 | }; |
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| 98 | |||
| 99 | /** |
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| 100 | * \brief The predefined log priorities |
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| 101 | */ |
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| 102 | typedef enum |
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| 103 | { |
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| 104 | SDL_LOG_PRIORITY_VERBOSE = 1, |
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| 105 | SDL_LOG_PRIORITY_DEBUG, |
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| 106 | SDL_LOG_PRIORITY_INFO, |
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| 107 | SDL_LOG_PRIORITY_WARN, |
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| 108 | SDL_LOG_PRIORITY_ERROR, |
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| 109 | SDL_LOG_PRIORITY_CRITICAL, |
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| 110 | SDL_NUM_LOG_PRIORITIES |
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| 111 | } SDL_LogPriority; |
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| 112 | |||
| 113 | |||
| 114 | /** |
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| 115 | * \brief Set the priority of all log categories |
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| 116 | */ |
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| 117 | extern DECLSPEC void SDLCALL SDL_LogSetAllPriority(SDL_LogPriority priority); |
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| 118 | |||
| 119 | /** |
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| 120 | * \brief Set the priority of a particular log category |
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| 121 | */ |
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| 122 | extern DECLSPEC void SDLCALL SDL_LogSetPriority(int category, |
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| 123 | SDL_LogPriority priority); |
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| 124 | |||
| 125 | /** |
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| 126 | * \brief Get the priority of a particular log category |
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| 127 | */ |
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| 128 | extern DECLSPEC SDL_LogPriority SDLCALL SDL_LogGetPriority(int category); |
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| 129 | |||
| 130 | /** |
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| 131 | * \brief Reset all priorities to default. |
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| 132 | * |
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| 133 | * \note This is called in SDL_Quit(). |
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| 134 | */ |
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| 135 | extern DECLSPEC void SDLCALL SDL_LogResetPriorities(void); |
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| 136 | |||
| 137 | /** |
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| 138 | * \brief Log a message with SDL_LOG_CATEGORY_APPLICATION and SDL_LOG_PRIORITY_INFO |
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| 139 | */ |
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| 140 | extern DECLSPEC void SDLCALL SDL_Log(SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(1); |
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| 141 | |||
| 142 | /** |
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| 143 | * \brief Log a message with SDL_LOG_PRIORITY_VERBOSE |
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| 144 | */ |
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| 145 | extern DECLSPEC void SDLCALL SDL_LogVerbose(int category, SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(2); |
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| 146 | |||
| 147 | /** |
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| 148 | * \brief Log a message with SDL_LOG_PRIORITY_DEBUG |
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| 149 | */ |
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| 150 | extern DECLSPEC void SDLCALL SDL_LogDebug(int category, SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(2); |
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| 151 | |||
| 152 | /** |
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| 153 | * \brief Log a message with SDL_LOG_PRIORITY_INFO |
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| 154 | */ |
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| 155 | extern DECLSPEC void SDLCALL SDL_LogInfo(int category, SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(2); |
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| 156 | |||
| 157 | /** |
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| 158 | * \brief Log a message with SDL_LOG_PRIORITY_WARN |
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| 159 | */ |
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| 160 | extern DECLSPEC void SDLCALL SDL_LogWarn(int category, SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(2); |
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| 161 | |||
| 162 | /** |
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| 163 | * \brief Log a message with SDL_LOG_PRIORITY_ERROR |
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| 164 | */ |
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| 165 | extern DECLSPEC void SDLCALL SDL_LogError(int category, SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(2); |
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| 166 | |||
| 167 | /** |
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| 168 | * \brief Log a message with SDL_LOG_PRIORITY_CRITICAL |
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| 169 | */ |
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| 170 | extern DECLSPEC void SDLCALL SDL_LogCritical(int category, SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(2); |
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| 171 | |||
| 172 | /** |
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| 173 | * \brief Log a message with the specified category and priority. |
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| 174 | */ |
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| 175 | extern DECLSPEC void SDLCALL SDL_LogMessage(int category, |
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| 176 | SDL_LogPriority priority, |
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| 177 | SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(3); |
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| 178 | |||
| 179 | /** |
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| 180 | * \brief Log a message with the specified category and priority. |
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| 181 | */ |
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| 182 | extern DECLSPEC void SDLCALL SDL_LogMessageV(int category, |
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| 183 | SDL_LogPriority priority, |
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| 184 | const char *fmt, va_list ap); |
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| 185 | |||
| 186 | /** |
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| 187 | * \brief The prototype for the log output function |
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| 188 | */ |
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| 189 | typedef void (SDLCALL *SDL_LogOutputFunction)(void *userdata, int category, SDL_LogPriority priority, const char *message); |
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| 190 | |||
| 191 | /** |
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| 192 | * \brief Get the current log output function. |
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| 193 | */ |
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| 194 | extern DECLSPEC void SDLCALL SDL_LogGetOutputFunction(SDL_LogOutputFunction *callback, void **userdata); |
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| 195 | |||
| 196 | /** |
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| 197 | * \brief This function allows you to replace the default log output |
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| 198 | * function with one of your own. |
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| 199 | */ |
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| 200 | extern DECLSPEC void SDLCALL SDL_LogSetOutputFunction(SDL_LogOutputFunction callback, void *userdata); |
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| 201 | |||
| 202 | |||
| 203 | /* Ends C function definitions when using C++ */ |
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| 204 | #ifdef __cplusplus |
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| 205 | } |
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| 206 | #endif |
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| 207 | #include "close_code.h" |
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| 208 | |||
| 209 | #endif /* SDL_log_h_ */ |
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| 210 | |||
| 211 | /* vi: set ts=4 sw=4 expandtab: */ |