| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: LGPL-2.1 */ | 
|  | 2 | /* | 
|  | 3 | * Copyright (C) 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com> | 
|  | 4 | * | 
|  | 5 | */ | 
|  | 6 | #ifndef __UTIL_H | 
|  | 7 | #define __UTIL_H | 
|  | 8 |  | 
|  | 9 | #include <ctype.h> | 
|  | 10 |  | 
|  | 11 | /* Can be overridden */ | 
|  | 12 | void warning(const char *fmt, ...); | 
|  | 13 | void pr_stat(const char *fmt, ...); | 
|  | 14 | void vpr_stat(const char *fmt, va_list ap); | 
|  | 15 |  | 
|  | 16 | /* Always available */ | 
|  | 17 | void __warning(const char *fmt, ...); | 
|  | 18 | void __pr_stat(const char *fmt, ...); | 
|  | 19 |  | 
|  | 20 | void __vwarning(const char *fmt, ...); | 
|  | 21 | void __vpr_stat(const char *fmt, ...); | 
|  | 22 |  | 
|  | 23 | #define min(x, y) ({				\ | 
|  | 24 | typeof(x) _min1 = (x);			\ | 
|  | 25 | typeof(y) _min2 = (y);			\ | 
|  | 26 | (void) (&_min1 == &_min2);		\ | 
|  | 27 | _min1 < _min2 ? _min1 : _min2; }) | 
|  | 28 |  | 
|  | 29 | static inline char *strim(char *string) | 
|  | 30 | { | 
|  | 31 | char *ret; | 
|  | 32 |  | 
|  | 33 | if (!string) | 
|  | 34 | return NULL; | 
|  | 35 | while (*string) { | 
|  | 36 | if (!isspace(*string)) | 
|  | 37 | break; | 
|  | 38 | string++; | 
|  | 39 | } | 
|  | 40 | ret = string; | 
|  | 41 |  | 
|  | 42 | string = ret + strlen(ret) - 1; | 
|  | 43 | while (string > ret) { | 
|  | 44 | if (!isspace(*string)) | 
|  | 45 | break; | 
|  | 46 | string--; | 
|  | 47 | } | 
|  | 48 | string[1] = 0; | 
|  | 49 |  | 
|  | 50 | return ret; | 
|  | 51 | } | 
|  | 52 |  | 
|  | 53 | static inline int has_text(const char *text) | 
|  | 54 | { | 
|  | 55 | if (!text) | 
|  | 56 | return 0; | 
|  | 57 |  | 
|  | 58 | while (*text) { | 
|  | 59 | if (!isspace(*text)) | 
|  | 60 | return 1; | 
|  | 61 | text++; | 
|  | 62 | } | 
|  | 63 |  | 
|  | 64 | return 0; | 
|  | 65 | } | 
|  | 66 |  | 
|  | 67 | #endif |