1*4882a593Smuzhiyun /* SPDX-License-Identifier: LGPL-2.1 */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright (C) 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com> 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun #ifndef __UTIL_H 7*4882a593Smuzhiyun #define __UTIL_H 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #include <ctype.h> 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun /* Can be overridden */ 12*4882a593Smuzhiyun void warning(const char *fmt, ...); 13*4882a593Smuzhiyun void pr_stat(const char *fmt, ...); 14*4882a593Smuzhiyun void vpr_stat(const char *fmt, va_list ap); 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun /* Always available */ 17*4882a593Smuzhiyun void __warning(const char *fmt, ...); 18*4882a593Smuzhiyun void __pr_stat(const char *fmt, ...); 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun void __vwarning(const char *fmt, ...); 21*4882a593Smuzhiyun void __vpr_stat(const char *fmt, ...); 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun #define min(x, y) ({ \ 24*4882a593Smuzhiyun typeof(x) _min1 = (x); \ 25*4882a593Smuzhiyun typeof(y) _min2 = (y); \ 26*4882a593Smuzhiyun (void) (&_min1 == &_min2); \ 27*4882a593Smuzhiyun _min1 < _min2 ? _min1 : _min2; }) 28*4882a593Smuzhiyun strim(char * string)29*4882a593Smuzhiyunstatic inline char *strim(char *string) 30*4882a593Smuzhiyun { 31*4882a593Smuzhiyun char *ret; 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun if (!string) 34*4882a593Smuzhiyun return NULL; 35*4882a593Smuzhiyun while (*string) { 36*4882a593Smuzhiyun if (!isspace(*string)) 37*4882a593Smuzhiyun break; 38*4882a593Smuzhiyun string++; 39*4882a593Smuzhiyun } 40*4882a593Smuzhiyun ret = string; 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun string = ret + strlen(ret) - 1; 43*4882a593Smuzhiyun while (string > ret) { 44*4882a593Smuzhiyun if (!isspace(*string)) 45*4882a593Smuzhiyun break; 46*4882a593Smuzhiyun string--; 47*4882a593Smuzhiyun } 48*4882a593Smuzhiyun string[1] = 0; 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun return ret; 51*4882a593Smuzhiyun } 52*4882a593Smuzhiyun has_text(const char * text)53*4882a593Smuzhiyunstatic inline int has_text(const char *text) 54*4882a593Smuzhiyun { 55*4882a593Smuzhiyun if (!text) 56*4882a593Smuzhiyun return 0; 57*4882a593Smuzhiyun 58*4882a593Smuzhiyun while (*text) { 59*4882a593Smuzhiyun if (!isspace(*text)) 60*4882a593Smuzhiyun return 1; 61*4882a593Smuzhiyun text++; 62*4882a593Smuzhiyun } 63*4882a593Smuzhiyun 64*4882a593Smuzhiyun return 0; 65*4882a593Smuzhiyun } 66*4882a593Smuzhiyun 67*4882a593Smuzhiyun #endif 68