1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _PERF_UI_HELPLINE_H_ 3*4882a593Smuzhiyun #define _PERF_UI_HELPLINE_H_ 1 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <stdio.h> 6*4882a593Smuzhiyun #include <stdarg.h> 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun struct ui_helpline { 9*4882a593Smuzhiyun void (*pop)(void); 10*4882a593Smuzhiyun void (*push)(const char *msg); 11*4882a593Smuzhiyun int (*show)(const char *fmt, va_list ap); 12*4882a593Smuzhiyun }; 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun extern struct ui_helpline *helpline_fns; 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun void ui_helpline__init(void); 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun void ui_helpline__pop(void); 19*4882a593Smuzhiyun void ui_helpline__push(const char *msg); 20*4882a593Smuzhiyun void ui_helpline__vpush(const char *fmt, va_list ap); 21*4882a593Smuzhiyun void ui_helpline__fpush(const char *fmt, ...); 22*4882a593Smuzhiyun void ui_helpline__puts(const char *msg); 23*4882a593Smuzhiyun void ui_helpline__printf(const char *fmt, ...); 24*4882a593Smuzhiyun int ui_helpline__vshow(const char *fmt, va_list ap); 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun extern char ui_helpline__current[512]; 27*4882a593Smuzhiyun extern char ui_helpline__last_msg[]; 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun #endif /* _PERF_UI_HELPLINE_H_ */ 30