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	util.h - farbfeld - suckless image format with conversion tools
	git clone git://git.suckless.org/farbfeld
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	util.h (784B)
	---
	1 /* See LICENSE file for copyright and license details. */
	2 #include <stdint.h>
	3 #include <stdio.h>
	4
	5 #define LEN(x) (sizeof (x) / sizeof *(x))
	6
	7 extern char *argv0;
	8
	9 void warn(const char *, ...);
	10 void die(const char *, ...);
	11
	12 void ff_read_header(uint32_t width, uint32_t height);
	13 void ff_write_header(uint32_t width, uint32_t height);
	14
	15 int parse_mask(const char *, uint16_t mask[3]);
	16
	17 int fshut(FILE , const char );
	18
	19 void efread(void , size_t, size_t, FILE );
	20 void efwrite(const void , size_t, size_t, FILE );
	21
	22 #undef reallocarray
	23 void reallocarray(void , size_t, size_t);
	24 void ereallocarray(void optr, size_t nmemb, size_t size);
	25
	26 #undef strtonum
	27 long long strtonum(const char , long long, long long, const char *);
	28 long long estrtonum(const char *, long long, long long);