feat: memory constants

.clang-format

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+AlignAfterOpenBracket: DontAlign
+AlignEscapedNewlines: DontAlign
+AlignOperands: DontAlign
+AllowShortBlocksOnASingleLine: Always
+AllowShortCaseLabelsOnASingleLine: true
+AllowShortEnumsOnASingleLine: true
+AllowShortIfStatementsOnASingleLine: true
+AllowShortLoopsOnASingleLine: true
+AlwaysBreakAfterDefinitionReturnType: TopLevel
+BreakBeforeTernaryOperators: false
+BinPackArguments: false
+BinPackParameters: false
+BreakBeforeBraces: WebKit
+IndentCaseLabels: false
+TabWidth: 4
+IndentWidth: 4
+ContinuationIndentWidth: 4
+UseTab: ForContinuationAndIndentation
+ColumnLimit: 0
+ReflowComments: false
+SortIncludes: false
+SpaceBeforeParens: false

bin/niconst_test.dSYM/Contents/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+	<dict>
+		<key>CFBundleDevelopmentRegion</key>
+		<string>English</string>
+		<key>CFBundleIdentifier</key>
+		<string>com.apple.xcode.dsym.niconst_test</string>
+		<key>CFBundleInfoDictionaryVersion</key>
+		<string>6.0</string>
+		<key>CFBundlePackageType</key>
+		<string>dSYM</string>
+		<key>CFBundleSignature</key>
+		<string>????</string>
+		<key>CFBundleShortVersionString</key>
+		<string>1.0</string>
+		<key>CFBundleVersion</key>
+		<string>1</string>
+	</dict>
+</plist>

bin/niconst_test.dSYM/Contents/Resources/Relocations/aarch64/niconst_test.yml

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+---
+triple:          'arm64-apple-darwin'
+binary-path:     'bin/niconst_test'
+relocations:     []
+...

makefile

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+RELEASE_flags=-DNDEBUG -O2 -g0
+DEBUG_flags=-std=c23 -DDEBUG -Wall -Wno-unknown-pragmas -Wpedantic -Wshadow -Wextra -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Wvla -g -Og -fsanitize=address -fsanitize=undefined
+
+clean:
+	rm -fr bin
+
+format:
+	clang-format -i test/niconst_test.c
+	clang-format -i niconst.h
+
+test: bin/test
+	bin/niconst_test
+
+.PHONY: test clean
+
+bin/test: test/niconst_test.c
+	mkdir -p bin/test
+	cc ${DEBUG_flags} test/niconst_test.c -o bin/niconst_test

niconst.h

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+#pragma once
+
+#define NICONST_SIZE_T_ZERO ((size_t) 0)
+
+// MEMORY CONSTANTS: BINARY
+#define NICONST_MEM_BINARY_FACTOR ((size_t) 1024)
+#define NICONST_KIB_B(n) ((n) * NICONST_MEM_BINARY_FACTOR)
+#define NICONST_MIB_B(n) ((NICONST_KIB_B(n)) * NICONST_MEM_BINARY_FACTOR)
+#define NICONST_GIB_B(n) ((NICONST_MIB_B(n)) * NICONST_MEM_BINARY_FACTOR)
+#define NICONST_TIB_B(n) ((NICONST_GIB_B(n)) * NICONST_MEM_BINARY_FACTOR)
+
+// MEMORY CONSTANTS: DECIMAL
+#define NICONST_MEM_DECIMAL_FACTOR ((size_t) 1000)
+#define NICONST_KB_B(n) ((n) * NICONST_MEM_DECIMAL_FACTOR)
+#define NICONST_MB_B(n) ((NICONST_KB_B(n)) * NICONST_MEM_DECIMAL_FACTOR)
+#define NICONST_GB_B(n) ((NICONST_MB_B(n)) * NICONST_MEM_DECIMAL_FACTOR)
+#define NICONST_TB_B(n) ((NICONST_GB_B(n)) * NICONST_MEM_DECIMAL_FACTOR)

test/niconst_test.c

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+#include "../niconst.h"
+#include <stdio.h>
+#include <assert.h>
+
+void
+test_kib_b()
+{
+    assert(NICONST_KIB_B(0) == (size_t) 0);
+    assert(NICONST_KIB_B(1) == (size_t) 1024);
+}
+
+void
+test_mib_b()
+{
+    assert(NICONST_MIB_B(0) == (size_t) 0);
+    assert(NICONST_MIB_B(1) == (size_t) 1048576);
+    assert(NICONST_MIB_B(5) == ((size_t) 1024) * NICONST_KIB_B(5));
+}
+
+void
+test_gib_b()
+{
+    assert(NICONST_GIB_B(0) == (size_t) 0);
+    assert(NICONST_GIB_B(1) == (size_t) 1073741824);
+    assert(NICONST_GIB_B(3) == ((size_t) 1024) * NICONST_MIB_B(3));
+}
+
+void
+test_tib_b()
+{
+    assert(NICONST_TIB_B(0) == (size_t) 0);
+    assert(NICONST_TIB_B(1) == (size_t) 1099511627776);
+    assert(NICONST_TIB_B(3) == ((size_t) 1024) * NICONST_GIB_B(3));
+}
+
+void
+test_kb_b()
+{
+    assert(NICONST_KB_B(0) == (size_t) 0);
+    assert(NICONST_KB_B(1) == (size_t) 1000);
+}
+
+void
+test_mb_b()
+{
+    assert(NICONST_MB_B(0) == (size_t) 0);
+    assert(NICONST_MB_B(1) == (size_t) 1000000);
+    assert(NICONST_MB_B(5) == ((size_t) 1000) * NICONST_KB_B(5));
+}
+
+void
+test_gb_b()
+{
+    assert(NICONST_GB_B(0) == (size_t) 0);
+    assert(NICONST_GB_B(1) == (size_t) 1000000000);
+    assert(NICONST_GB_B(3) == ((size_t) 1000) * NICONST_MB_B(3));
+}
+
+void
+test_tb_b()
+{
+    assert(NICONST_TB_B(0) == (size_t) 0);
+    assert(NICONST_TB_B(1) == (size_t) 1000000000000);
+    assert(NICONST_TB_B(3) == ((size_t) 1000) * NICONST_GB_B(3));
+}
+
+int
+main()
+{
+	test_kib_b();
+    test_mib_b();
+    test_gib_b();
+    test_tib_b();
+    test_kb_b();
+    test_mb_b();
+    test_gb_b();
+    test_tb_b();
+    printf("== TESTS SUCCESSFUL ==\n");
+	return 0;
+}