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git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/blob - tools/gpio/gpio-utils.h
2 * GPIO tools - utility helpers library for the GPIO tools
4 * Copyright (C) 2015 Linus Walleij
6 * Portions copied from iio_utils and lssio:
7 * Copyright (c) 2010 Manuel Stahl <manuel.stahl@iis.fraunhofer.de>
8 * Copyright (c) 2008 Jonathan Cameron
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License version 2 as published by
12 * the Free Software Foundation.
14 #ifndef _GPIO_UTILS_H_
15 #define _GPIO_UTILS_H_
19 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
21 static inline int check_prefix(const char *str
, const char *prefix
)
23 return strlen(str
) > strlen(prefix
) &&
24 strncmp(str
, prefix
, strlen(prefix
)) == 0;
27 #endif /* _GPIO_UTILS_H_ */