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1 /*
2  * Copyright © 2008-2011 Kristian Høgsberg
3  * Copyright © 2011 Intel Corporation
4  * Copyright © 2013-2015 Red Hat, Inc.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the next
14  * paragraph) shall be included in all copies or substantial portions of the
15  * Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23  * DEALINGS IN THE SOFTWARE.
24  */
25 
26 #pragma once
27 
28 #include "config.h"
29 
30 #define ARRAY_LENGTH(a) (sizeof (a) / sizeof (a)[0])
31 /**
32  * Iterate through the array _arr, assigning the variable elem to each
33  * element. elem only exists within the loop.
34  */
35 #define ARRAY_FOR_EACH(_arr, _elem) \
36 	for (__typeof__((_arr)[0]) *_elem = _arr; \
37 	     _elem < (_arr) + ARRAY_LENGTH(_arr); \
38 	     _elem++)
39 
40 #define min(a, b) (((a) < (b)) ? (a) : (b))
41 #define max(a, b) (((a) > (b)) ? (a) : (b))
42 
43 #define ANSI_HIGHLIGHT		"\x1B[0;1;39m"
44 #define ANSI_RED		"\x1B[0;31m"
45 #define ANSI_GREEN		"\x1B[0;32m"
46 #define ANSI_YELLOW		"\x1B[0;33m"
47 #define ANSI_BLUE		"\x1B[0;34m"
48 #define ANSI_MAGENTA		"\x1B[0;35m"
49 #define ANSI_CYAN		"\x1B[0;36m"
50 #define ANSI_BRIGHT_RED		"\x1B[0;31;1m"
51 #define ANSI_BRIGHT_GREEN	"\x1B[0;32;1m"
52 #define ANSI_BRIGHT_YELLOW	"\x1B[0;33;1m"
53 #define ANSI_BRIGHT_BLUE	"\x1B[0;34;1m"
54 #define ANSI_BRIGHT_MAGENTA	"\x1B[0;35;1m"
55 #define ANSI_BRIGHT_CYAN	"\x1B[0;36;1m"
56 #define ANSI_NORMAL		"\x1B[0m"
57 
58 #define ANSI_UP			"\x1B[%dA"
59 #define ANSI_DOWN		"\x1B[%dB"
60 #define ANSI_RIGHT		"\x1B[%dC"
61 #define ANSI_LEFT		"\x1B[%dD"
62 
63 #define CASE_RETURN_STRING(a) case a: return #a
64 
65 #define _fallthrough_ __attribute__((fallthrough))
66