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/* sxiv: util.h
* Copyright (c) 2012 Bert Muennich <be.muennich at googlemail.com>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef UTIL_H
#define UTIL_H
#include <stdio.h>
#include <stdarg.h>
#include <dirent.h>
#include <sys/time.h>
#include <sys/types.h>
#include "types.h"
#ifndef ABS
#define ABS(a) ((a) < 0 ? -(a) : (a))
#endif
#ifndef MIN
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#endif
#ifndef MAX
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#endif
#define ARRLEN(a) (sizeof(a) / sizeof((a)[0]))
#define STREQ(s1,s2) (strcmp((s1), (s2)) == 0)
#define TV_DIFF(t1,t2) (((t1)->tv_sec - (t2)->tv_sec ) * 1000 + \
((t1)->tv_usec - (t2)->tv_usec) / 1000)
#define TV_SET_MSEC(tv,t) { \
(tv)->tv_sec = (t) / 1000; \
(tv)->tv_usec = (t) % 1000 * 1000; \
}
#define TV_ADD_MSEC(tv,t) { \
(tv)->tv_sec += (t) / 1000; \
(tv)->tv_usec += (t) % 1000 * 1000; \
}
typedef struct {
DIR *dir;
char *name;
int d;
char **stack;
int stcap;
int stlen;
} r_dir_t;
void* s_malloc(size_t);
void* s_realloc(void*, size_t);
char* s_strdup(char*);
void warn(const char*, ...);
void die(const char*, ...);
ssize_t get_line(char**, size_t*, FILE*);
void size_readable(float*, const char**);
char* absolute_path(const char*);
int r_opendir(r_dir_t*, const char*);
int r_closedir(r_dir_t*);
char* r_readdir(r_dir_t*);
int r_mkdir(const char *);
#endif /* UTIL_H */
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