mirror of https://github.com/mpv-player/mpv.git
93 lines
3.5 KiB
C
93 lines
3.5 KiB
C
/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* mpv is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MPLAYER_MP_MSG_H
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#define MPLAYER_MP_MSG_H
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#include <stdarg.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include "osdep/compiler.h"
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struct mp_log;
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// A mp_log instance that never outputs anything.
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extern struct mp_log *const mp_null_log;
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// Verbosity levels.
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enum {
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MSGL_FATAL, // only errors (difference to MSGL_ERR isn't too clear)
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MSGL_ERR, // only errors
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MSGL_WARN, // only warnings
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MSGL_INFO, // what you normally see on the terminal
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MSGL_STATUS, // exclusively for the playback status line (-quiet disables)
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MSGL_V, // -v | slightly more information than default
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MSGL_DEBUG, // -v -v | full debug information; this and numerically below
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// should not produce "per frame" output
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MSGL_TRACE, // -v -v -v | anything that might flood the terminal
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MSGL_STATS, // dumping fine grained stats (--dump-stats)
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MSGL_MAX = MSGL_STATS,
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};
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struct mp_log *mp_log_new(void *talloc_ctx, struct mp_log *parent,
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const char *name);
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void mp_msg(struct mp_log *log, int lev, const char *format, ...)
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PRINTF_ATTRIBUTE(3, 4);
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void mp_msg_va(struct mp_log *log, int lev, const char *format, va_list va);
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int mp_msg_level(struct mp_log *log);
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static inline bool mp_msg_test(struct mp_log *log, int lev)
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{
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return lev <= mp_msg_level(log);
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}
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void mp_msg_set_max_level(struct mp_log *log, int lev);
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// Convenience macros.
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#define mp_fatal(log, ...) mp_msg(log, MSGL_FATAL, __VA_ARGS__)
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#define mp_err(log, ...) mp_msg(log, MSGL_ERR, __VA_ARGS__)
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#define mp_warn(log, ...) mp_msg(log, MSGL_WARN, __VA_ARGS__)
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#define mp_info(log, ...) mp_msg(log, MSGL_INFO, __VA_ARGS__)
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#define mp_verbose(log, ...) mp_msg(log, MSGL_V, __VA_ARGS__)
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#define mp_dbg(log, ...) mp_msg(log, MSGL_DEBUG, __VA_ARGS__)
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#define mp_trace(log, ...) mp_msg(log, MSGL_TRACE, __VA_ARGS__)
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// Convenience macros, typically called with a pointer to a context struct
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// as first argument, which has a "struct mp_log *log;" member.
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#define MP_MSG(obj, lev, ...) mp_msg((obj)->log, lev, __VA_ARGS__)
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#define MP_FATAL(obj, ...) MP_MSG(obj, MSGL_FATAL, __VA_ARGS__)
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#define MP_ERR(obj, ...) MP_MSG(obj, MSGL_ERR, __VA_ARGS__)
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#define MP_WARN(obj, ...) MP_MSG(obj, MSGL_WARN, __VA_ARGS__)
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#define MP_INFO(obj, ...) MP_MSG(obj, MSGL_INFO, __VA_ARGS__)
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#define MP_VERBOSE(obj, ...) MP_MSG(obj, MSGL_V, __VA_ARGS__)
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#define MP_DBG(obj, ...) MP_MSG(obj, MSGL_DEBUG, __VA_ARGS__)
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#define MP_TRACE(obj, ...) MP_MSG(obj, MSGL_TRACE, __VA_ARGS__)
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// This is a bit special. See TOOLS/stats-conv.py what rules text passed
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// to these functions should follow. Also see --dump-stats.
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#define mp_stats(obj, ...) mp_msg(obj, MSGL_STATS, __VA_ARGS__)
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#define MP_STATS(obj, ...) MP_MSG(obj, MSGL_STATS, __VA_ARGS__)
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#endif /* MPLAYER_MP_MSG_H */
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