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comparison src/util.h @ 47:f053a9f38c0e

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core: implement basic scrolling, closes #2459
author David Demelier <markand@malikania.fr>
date Thu, 16 Jan 2020 13:32:20 +0100
parents 9d1421c09dfb
children
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46:b815621df3e3 47:f053a9f38c0e
18 18
19 #ifndef MOLKO_UTIL_H 19 #ifndef MOLKO_UTIL_H
20 #define MOLKO_UTIL_H 20 #define MOLKO_UTIL_H
21 21
22 #include <stddef.h> 22 #include <stddef.h>
23
24 /**
25 * Get the number of elements in a static array.
26 *
27 * \param x the array
28 * \return the number of elements
29 */
30 #define nelem(x) sizeof ((x)) / sizeof ((x)[0])
23 31
24 /** 32 /**
25 * Wrapper around malloc(3) that exits on allocation failure. 33 * Wrapper around malloc(3) that exits on allocation failure.
26 * 34 *
27 * \param size the size 35 * \param size the size