ADD: project settings.

.gitignore

@@ -0,0 +1,4 @@
+*~*
+*\#*
+build
+.cache

Makefile

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+.PHONY: build tests
+
+build:
+	meson setup build
+	meson compile -C build
+
+tests: build
+	build/joko-tests
+
+
+install: tests
+	meson install -C build

lib/commons.hpp

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+#ifndef jk_COMMONS_HPP
+#define jk_COMMONS_HPP
+
+#include "mutils.hpp"
+
+#endif

lib/config.in.hpp

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+#ifndef jk_CONFIG_IN_HPP
+#define jk_CONFIG_IN_HPP
+
+#include <filesystem>
+
+#define JOKO_VERSION "@version@"
+#define JOKO_LIBDIR std::filesystem::path("@libdir@")
+
+#endif

lib/mutils.hpp

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+#ifndef jk_MUTILS_HPP
+#define jk_MUTILS_HPP
+
+#endif

meson.build

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+project('joko',
+        'cpp',
+        version: '0.0.0',
+        default_options: [
+          'warning_level=3',
+          'cpp_std=c++17'
+        ])
+
+joko_libdir = get_option('prefix') / get_option('libdir') / 'joko'
+
+conf = configuration_data()
+conf.set('version', meson.project_version())
+conf.set('libdir', joko_libdir)
+
+configure_file(
+  input: 'lib/config.in.hpp',
+  output: 'config.hpp',
+  configuration: conf
+)
+
+joko_lib = static_library(
+  'joko',
+  sources: [
+  ],
+  dependencies: [
+  ])
+
+joko_dep = declare_dependency(link_with: joko_lib)
+
+executable('joko',
+           sources: [
+             'src/main.cpp',
+           ],
+           dependencies: [
+             joko_dep
+           ],
+           install: true)
+
+executable('joko-tests',
+           sources: [
+             'tests/main.cpp'
+           ],
+           dependencies: [
+             joko_dep,
+             dependency('catch2')
+           ])

src/main.cpp

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+#include <iostream>
+#include <getopt.h>
+#include "config.hpp"
+
+int main(int argc, char** argv)
+{
+  int index;
+
+  struct option options[] = {
+    {"help", no_argument, 0, 'h'},
+    {"version", no_argument, 0, 'v'},
+    {0, 0, 0, 0}
+  };
+
+  int c = getopt_long(argc, argv, "hv", options, &index);
+
+  switch (c)
+    {
+    case 'h': {
+      std::cout << "Usage: joko [OPTIONS] source_file" << std::endl;
+      std::cout << "OPTIONS" << std::endl;
+      std::cout << "\t" << "-h, --help"
+                << "\t" << "show this message." << std::endl;
+      std::cout << "\t" << "-v, --version"
+                << "\t" << "show joko version." << std::endl;
+      return 0;
+    } break;
+
+    case 'v': {
+      std::cout << "--- Joko Programming Language ---" << std::endl;
+      std::cout << "[License]: " << "GPL v3 (see LICENSE)" << std::endl;
+      std::cout << "[Version]: " << JOKO_VERSION << std::endl;
+      std::cout << "[Lib directory]: " << JOKO_LIBDIR << std::endl;
+
+      return 0;
+    } break;
+
+    }
+
+  return 0;
+}

tests/main.cpp

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+#define CATCH_CONFIG_MAIN
+#include <catch2/catch.hpp>