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/*
* Copyright (c) Artem Bityutskiy, 2007, 2008
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
* the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __UBI_UTILS_COMMON_H__
#define __UBI_UTILS_COMMON_H__
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <errno.h>
#ifdef __cplusplus
extern "C" {
#endif
#define MIN(a ,b) ((a) < (b) ? (a) : (b))
#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
/* Verbose messages */
#define verbose(verbose, fmt, ...) do { \
if (verbose) \
printf(PROGRAM_NAME ": " fmt "\n", ##__VA_ARGS__); \
} while(0)
/* Normal messages */
#define normsg(fmt, ...) do { \
printf(PROGRAM_NAME ": " fmt "\n", ##__VA_ARGS__); \
} while(0)
#define normsg_cont(fmt, ...) do { \
printf(PROGRAM_NAME ": " fmt, ##__VA_ARGS__); \
} while(0)
#define normsg_cont(fmt, ...) do { \
printf(PROGRAM_NAME ": " fmt, ##__VA_ARGS__); \
} while(0)
/* Error messages */
#define errmsg(fmt, ...) ({ \
fprintf(stderr, PROGRAM_NAME ": error!: " fmt "\n", ##__VA_ARGS__); \
-1; \
})
/* System error messages */
#define sys_errmsg(fmt, ...) ({ \
int _err = errno; \
size_t _i; \
fprintf(stderr, PROGRAM_NAME ": error!: " fmt "\n", ##__VA_ARGS__); \
for (_i = 0; _i < sizeof(PROGRAM_NAME) + 1; _i++) \
fprintf(stderr, " "); \
fprintf(stderr, "error %d (%s)\n", _err, strerror(_err)); \
-1; \
})
/* Warnings */
#define warnmsg(fmt, ...) do { \
fprintf(stderr, PROGRAM_NAME ": warning!: " fmt "\n", ##__VA_ARGS__); \
} while(0)
static inline int is_power_of_2(unsigned long long n)
{
return (n != 0 && ((n & (n - 1)) == 0));
}
long long ubiutils_get_bytes(const char *str);
void ubiutils_print_bytes(long long bytes, int bracket);
void ubiutils_print_text(FILE *stream, const char *txt, int len);
int ubiutils_srand(void);
#ifdef __cplusplus
}
#endif
#endif /* !__UBI_UTILS_COMMON_H__ */
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