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Diffstat (limited to 'lv2/log/logger.h')
-rw-r--r-- | lv2/log/logger.h | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/lv2/log/logger.h b/lv2/log/logger.h deleted file mode 100644 index d6919a2..0000000 --- a/lv2/log/logger.h +++ /dev/null @@ -1,157 +0,0 @@ -/* - Copyright 2012-2016 David Robillard <d@drobilla.net> - - Permission to use, copy, modify, and/or distribute this software for any - purpose with or without fee is hereby granted, provided that the above - copyright notice and this permission notice appear in all copies. - - THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. -*/ - -#ifndef LV2_ATOM_LOGGER_H -#define LV2_ATOM_LOGGER_H - -/** - @defgroup logger Logger - @ingroup log - - Convenience API for easy logging in plugin code. This API provides simple - wrappers for logging from a plugin, which automatically fall back to - printing to stderr if host support is unavailable. - - @{ -*/ - -#include "lv2/log/log.h" -#include "lv2/urid/urid.h" - -#include <stdarg.h> -#include <stdio.h> - -#ifdef __cplusplus -extern "C" { -#endif - -/** - Logger convenience API state. -*/ -typedef struct { - LV2_Log_Log* log; - - LV2_URID Error; - LV2_URID Note; - LV2_URID Trace; - LV2_URID Warning; -} LV2_Log_Logger; - -/** - Set `map` as the URI map for `logger`. - - This affects the message type URIDs (Error, Warning, etc) which are passed - to the log's print functions. -*/ -static inline void -lv2_log_logger_set_map(LV2_Log_Logger* logger, LV2_URID_Map* map) -{ - if (map) { - logger->Error = map->map(map->handle, LV2_LOG__Error); - logger->Note = map->map(map->handle, LV2_LOG__Note); - logger->Trace = map->map(map->handle, LV2_LOG__Trace); - logger->Warning = map->map(map->handle, LV2_LOG__Warning); - } else { - logger->Error = logger->Note = logger->Trace = logger->Warning = 0; - } -} - -/** - Initialise `logger`. - - URIs will be mapped using `map` and stored, a reference to `map` itself is - not held. Both `map` and `log` may be NULL when unsupported by the host, - in which case the implementation will fall back to printing to stderr. -*/ -static inline void -lv2_log_logger_init(LV2_Log_Logger* logger, LV2_URID_Map* map, LV2_Log_Log* log) -{ - logger->log = log; - lv2_log_logger_set_map(logger, map); -} - -/** - Log a message to the host, or stderr if support is unavailable. -*/ -LV2_LOG_FUNC(3, 0) -static inline int -lv2_log_vprintf(LV2_Log_Logger* logger, - LV2_URID type, - const char* fmt, - va_list args) -{ - return ((logger && logger->log) - ? logger->log->vprintf(logger->log->handle, type, fmt, args) - : vfprintf(stderr, fmt, args)); -} - -/** Log an error via lv2_log_vprintf(). */ -LV2_LOG_FUNC(2, 3) -static inline int -lv2_log_error(LV2_Log_Logger* logger, const char* fmt, ...) -{ - va_list args; - va_start(args, fmt); - const int ret = lv2_log_vprintf(logger, logger->Error, fmt, args); - va_end(args); - return ret; -} - -/** Log a note via lv2_log_vprintf(). */ -LV2_LOG_FUNC(2, 3) -static inline int -lv2_log_note(LV2_Log_Logger* logger, const char* fmt, ...) -{ - va_list args; - va_start(args, fmt); - const int ret = lv2_log_vprintf(logger, logger->Note, fmt, args); - va_end(args); - return ret; -} - -/** Log a trace via lv2_log_vprintf(). */ -LV2_LOG_FUNC(2, 3) -static inline int -lv2_log_trace(LV2_Log_Logger* logger, const char* fmt, ...) -{ - va_list args; - va_start(args, fmt); - const int ret = lv2_log_vprintf(logger, logger->Trace, fmt, args); - va_end(args); - return ret; -} - -/** Log a warning via lv2_log_vprintf(). */ -LV2_LOG_FUNC(2, 3) -static inline int -lv2_log_warning(LV2_Log_Logger* logger, const char* fmt, ...) -{ - va_list args; - va_start(args, fmt); - const int ret = lv2_log_vprintf(logger, logger->Warning, fmt, args); - va_end(args); - return ret; -} - -#ifdef __cplusplus -} /* extern "C" */ -#endif - -/** - @} -*/ - -#endif /* LV2_LOG_LOGGER_H */ |