162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
262306a36Sopenharmony_ci#ifndef _PERF_UI_HELPLINE_H_
362306a36Sopenharmony_ci#define _PERF_UI_HELPLINE_H_ 1
462306a36Sopenharmony_ci
562306a36Sopenharmony_ci#include <stdio.h>
662306a36Sopenharmony_ci#include <stdarg.h>
762306a36Sopenharmony_ci
862306a36Sopenharmony_cistruct ui_helpline {
962306a36Sopenharmony_ci	void (*pop)(void);
1062306a36Sopenharmony_ci	void (*push)(const char *msg);
1162306a36Sopenharmony_ci	int  (*show)(const char *fmt, va_list ap);
1262306a36Sopenharmony_ci};
1362306a36Sopenharmony_ci
1462306a36Sopenharmony_ciextern struct ui_helpline *helpline_fns;
1562306a36Sopenharmony_ci
1662306a36Sopenharmony_civoid ui_helpline__init(void);
1762306a36Sopenharmony_ci
1862306a36Sopenharmony_civoid ui_helpline__pop(void);
1962306a36Sopenharmony_civoid ui_helpline__push(const char *msg);
2062306a36Sopenharmony_civoid ui_helpline__vpush(const char *fmt, va_list ap);
2162306a36Sopenharmony_civoid ui_helpline__fpush(const char *fmt, ...);
2262306a36Sopenharmony_civoid ui_helpline__puts(const char *msg);
2362306a36Sopenharmony_civoid ui_helpline__printf(const char *fmt, ...);
2462306a36Sopenharmony_ciint  ui_helpline__vshow(const char *fmt, va_list ap);
2562306a36Sopenharmony_ci
2662306a36Sopenharmony_ciextern char ui_helpline__current[512];
2762306a36Sopenharmony_ciextern char ui_helpline__last_msg[];
2862306a36Sopenharmony_ci
2962306a36Sopenharmony_ci#endif /* _PERF_UI_HELPLINE_H_ */
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