mpv/common/msg.h

90 lines
3.4 KiB
C

/*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPLAYER_MP_MSG_H
#define MPLAYER_MP_MSG_H
#include <stdarg.h>
#include <stdbool.h>
#include <stdlib.h>
#include <stdint.h>
#include "compat/compiler.h"
struct mp_log;
// A mp_log instance that never outputs anything.
extern struct mp_log *const mp_null_log;
// Verbosity levels.
enum {
MSGL_FATAL, // will exit/abort (note: msg.c doesn't exit or abort)
MSGL_ERR, // continues
MSGL_WARN, // only warning
MSGL_INFO, // -quiet
MSGL_STATUS, // exclusively for the playback status line
MSGL_V, // -v
MSGL_DEBUG, // -v -v
MSGL_TRACE, // -v -v -v
MSGL_SMODE, // old slave mode (-identify)
};
struct mp_log *mp_log_new(void *talloc_ctx, struct mp_log *parent,
const char *name);
void mp_msg(struct mp_log *log, int lev, const char *format, ...)
PRINTF_ATTRIBUTE(3, 4);
void mp_msg_va(struct mp_log *log, int lev, const char *format, va_list va);
bool mp_msg_test(struct mp_log *log, int lev);
// Convenience macros.
#define mp_fatal(log, ...) mp_msg(log, MSGL_FATAL, __VA_ARGS__)
#define mp_err(log, ...) mp_msg(log, MSGL_ERR, __VA_ARGS__)
#define mp_warn(log, ...) mp_msg(log, MSGL_WARN, __VA_ARGS__)
#define mp_info(log, ...) mp_msg(log, MSGL_INFO, __VA_ARGS__)
#define mp_verbose(log, ...) mp_msg(log, MSGL_V, __VA_ARGS__)
#define mp_dbg(log, ...) mp_msg(log, MSGL_DEBUG, __VA_ARGS__)
#define mp_trace(log, ...) mp_msg(log, MSGL_TRACE, __VA_ARGS__)
// Convenience macros, typically called with a pointer to a context struct
// as first argument, which has a "struct mp_log log;" member.
#define MP_MSG(obj, lev, ...) mp_msg((obj)->log, lev, __VA_ARGS__)
#define MP_FATAL(obj, ...) MP_MSG(obj, MSGL_FATAL, __VA_ARGS__)
#define MP_ERR(obj, ...) MP_MSG(obj, MSGL_ERR, __VA_ARGS__)
#define MP_WARN(obj, ...) MP_MSG(obj, MSGL_WARN, __VA_ARGS__)
#define MP_INFO(obj, ...) MP_MSG(obj, MSGL_INFO, __VA_ARGS__)
#define MP_VERBOSE(obj, ...) MP_MSG(obj, MSGL_V, __VA_ARGS__)
#define MP_DBG(obj, ...) MP_MSG(obj, MSGL_DEBUG, __VA_ARGS__)
#define MP_TRACE(obj, ...) MP_MSG(obj, MSGL_TRACE, __VA_ARGS__)
#define MP_SMODE(obj, ...) MP_MSG(obj, MSGL_SMODE, __VA_ARGS__)
struct mpv_global;
void mp_msg_init(struct mpv_global *global);
void mp_msg_uninit(struct mpv_global *global);
void mp_msg_update_msglevels(struct mpv_global *global);
void mp_msg_mute(struct mpv_global *global, bool mute);
void mp_msg_force_stderr(struct mpv_global *global, bool force_stderr);
struct bstr;
int mp_msg_split_msglevel(struct bstr *s, struct bstr *out_mod, int *out_level);
#endif /* MPLAYER_MP_MSG_H */