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libctools: Commit

This library contains code that extends and simplifies different operations
for C language based programs.

Added alphabet_consts module

diff -r df4e3adb77d0 -r 358bd7cd2e0e .hgsubstate

--- a/.hgsubstate Fri Mar 10 02:03:52 2023 +0300

+++ b/.hgsubstate Sat Aug 26 00:49:16 2023 +0300

		@@ -1,4 +1,4 @@
1	1	a799a417ac6770fd96892416bc7148144ea600f6 cmake/cmake_tools
2	2	5013d507802becd2c434d4dbdafad45c3da5ef23 include/ctools/std/msinttypes
3		-c99ed6de035765057f05a5b8a3bcd23d47256b0c pyrepo
	3	+a8253b9c71905e48fa60b9c39910131d985bab16 pyrepo
4	4	0b899aec14d3a9abb2bf260ac355f0f28630a6a3 tests/unity

diff -r df4e3adb77d0 -r 358bd7cd2e0e include/ctools/alphabet_consts.h

--- /dev/null Thu Jan 01 00:00:00 1970 +0000

+++ b/include/ctools/alphabet_consts.h Sat Aug 26 00:49:16 2023 +0300

		@@ -0,0 +1,52 @@
	1	+/*
	2	+ * @author Sergey Gusarov <laborer2008 (at) gmail.com>
	3	+ * @section LICENSE
	4	+ * This Source Code Form is subject to the terms of the Mozilla Public
	5	+ * License, v. 2.0. If a copy of the MPL was not distributed with this
	6	+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
	7	+ *
	8	+ * @section DESCRIPTION
	9	+ * Alphabet constants. They are useful to avoid using of magic constants
	10	+ */
	11	+
	12	+#pragma once
	13	+
	14	+#include "ctools/predef/attributes.h"
	15	+#include "ctools/predef/cxx11_attributes.h"
	16	+#include "ctools/namespace.h"
	17	+#include "ctools/std/stdbool.h"
	18	+#include "ctools/std/stdint.h"
	19	+
	20	+/*
	21	+ * These constants depend on the current codepage so they are runtime and cannot be enum-based
	22	+ */
	23	+#define CT_RUSSIAN_CAPITAL_A 'А'
	24	+#define CT_RUSSIAN_CAPITAL_JA 'Я'
	25	+
	26	+#define CT_RUSSIAN_SMALL_A 'а'
	27	+#define CT_RUSSIAN_SMALL_JA 'я'
	28	+
	29	+
	30	+CT_BEGIN_NAMESPACE
	31	+
	32	+/* INDENT-OFF */
	33	+// Base constants
	34	+enum {kEnglishCapitalA = 'A'};
	35	+enum {kEnglishCapitalZ = 'Z'};
	36	+
	37	+enum {kEnglishSmallA = 'a'};
	38	+enum {kEnglishSmallZ = 'z'};
	39	+
	40	+/*
	41	+ * Pre-condition: v is alphabetic ASCII, upper or lower case
	42	+ * Borrowe from: https://stackoverflow.com/a/47846874
	43	+ */
	44	+static CT_FORCEINLINE bool isVowel(const char v) CT_NOEXCEPT
	45	+{
	46	+ // 0x208222 without 'Y' and 0x2208222 with 'Y'
	47	+ return (0x2208222 >> (v & 0x1f)) & 1;
	48	+}
	49	+
	50	+/* INDENT-ON */
	51	+
	52	+CT_END_NAMESPACE

diff -r df4e3adb77d0 -r 358bd7cd2e0e tests/src/test_alphabet_consts.c

--- /dev/null Thu Jan 01 00:00:00 1970 +0000

+++ b/tests/src/test_alphabet_consts.c Sat Aug 26 00:49:16 2023 +0300

		@@ -0,0 +1,64 @@
	1	+/*
	2	+ * @author Sergey Gusarov <laborer2008 (at) gmail.com>
	3	+ * @section LICENSE
	4	+ * This Source Code Form is subject to the terms of the Mozilla Public
	5	+ * License, v. 2.0. If a copy of the MPL was not distributed with this
	6	+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
	7	+ *
	8	+ * @section DESCRIPTION
	9	+ *
	10	+ */
	11	+
	12	+#include "tests/unity_headers.h"
	13	+
	14	+#include <ctools/alphabet_consts.h>
	15	+#include <ctools/unused.h>
	16	+
	17	+
	18	+void setUp(void)
	19	+{
	20	+}
	21	+
	22	+void tearDown(void)
	23	+{
	24	+}
	25	+
	26	+void testConstants(void)
	27	+{
	28	+ int a;
	29	+
	30	+ // TODO: test russian constants
	31	+
	32	+ a = kEnglishCapitalA;
	33	+ CT_UNUSED(a);
	34	+
	35	+ a = kEnglishCapitalZ;
	36	+ CT_UNUSED(a);
	37	+
	38	+ a = kEnglishSmallA;
	39	+ CT_UNUSED(a);
	40	+
	41	+ a = kEnglishSmallZ;
	42	+ CT_UNUSED(a);
	43	+}
	44	+
	45	+void testCompile(void)
	46	+{
	47	+ TEST_ASSERT_TRUE(isVowel('A'));
	48	+ TEST_ASSERT_TRUE(isVowel('E'));
	49	+ TEST_ASSERT_TRUE(isVowel('I'));
	50	+ TEST_ASSERT_TRUE(isVowel('O'));
	51	+ TEST_ASSERT_TRUE(isVowel('U'));
	52	+ TEST_ASSERT_TRUE(isVowel('Y'));
	53	+ TEST_ASSERT_FALSE(isVowel('B'));
	54	+ TEST_ASSERT_FALSE(isVowel('Z'));
	55	+
	56	+ TEST_ASSERT_TRUE(isVowel('a'));
	57	+ TEST_ASSERT_TRUE(isVowel('e'));
	58	+ TEST_ASSERT_TRUE(isVowel('i'));
	59	+ TEST_ASSERT_TRUE(isVowel('o'));
	60	+ TEST_ASSERT_TRUE(isVowel('u'));
	61	+ TEST_ASSERT_TRUE(isVowel('y'));
	62	+ TEST_ASSERT_FALSE(isVowel('c'));
	63	+ TEST_ASSERT_FALSE(isVowel('z'));
	64	+}