treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / tools / perf / ui / helpline.h
blob2165a098dee8a7c0fa29a960e9e489532492ec2d
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _PERF_UI_HELPLINE_H_
3 #define _PERF_UI_HELPLINE_H_ 1
5 #include <stdio.h>
6 #include <stdarg.h>
8 struct ui_helpline {
9 void (*pop)(void);
10 void (*push)(const char *msg);
11 int (*show)(const char *fmt, va_list ap);
14 extern struct ui_helpline *helpline_fns;
16 void ui_helpline__init(void);
18 void ui_helpline__pop(void);
19 void ui_helpline__push(const char *msg);
20 void ui_helpline__vpush(const char *fmt, va_list ap);
21 void ui_helpline__fpush(const char *fmt, ...);
22 void ui_helpline__puts(const char *msg);
23 void ui_helpline__printf(const char *fmt, ...);
24 int ui_helpline__vshow(const char *fmt, va_list ap);
26 extern char ui_helpline__current[512];
27 extern char ui_helpline__last_msg[];
29 #endif /* _PERF_UI_HELPLINE_H_ */