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1 #ifndef _PERF_UI_HELPLINE_H_
2 #define _PERF_UI_HELPLINE_H_ 1
3 
4 #include <stdio.h>
5 #include <stdarg.h>
6 
7 #include "../util/cache.h"
8 
9 struct ui_helpline {
10 	void (*pop)(void);
11 	void (*push)(const char *msg);
12 	int  (*show)(const char *fmt, va_list ap);
13 };
14 
15 extern struct ui_helpline *helpline_fns;
16 
17 void ui_helpline__init(void);
18 
19 void ui_helpline__pop(void);
20 void ui_helpline__push(const char *msg);
21 void ui_helpline__vpush(const char *fmt, va_list ap);
22 void ui_helpline__fpush(const char *fmt, ...);
23 void ui_helpline__puts(const char *msg);
24 int  ui_helpline__vshow(const char *fmt, va_list ap);
25 
26 extern char ui_helpline__current[512];
27 extern char ui_helpline__last_msg[];
28 
29 #endif /* _PERF_UI_HELPLINE_H_ */
30