Add a CLI program to access the memoserv lib.

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "subprojects/cxxopts"]
+	path = subprojects/cxxopts
+	url = https://github.com/jarro2783/cxxopts.git

meson.build

@@ -1,11 +1,17 @@
-project('memoserv', 'cpp', default_options:['debug=true', 'cpp_std=c++17', 'b_ndebug=if-release'])
+project('memoserv', 'cpp',
+	version: '0.1.0',
+	meson_version: '>=0.49.2',
+	default_options:['debug=true', 'cpp_std=c++17', 'b_ndebug=if-release']
+)
 
 is_debug_build = 0
 if get_option('buildtype').startswith('debug')
   is_debug_build = 1
 endif
 
+cxxopts_incl = include_directories('subprojects/cxxopts/include')
+
 memcard_proj = subproject('memcard')
 memcard_dep = memcard_proj.get_variable('memcard_dep')
 
-subdir('src/gui')
+subdir('src')

src/cli/config.h.in

@@ -0,0 +1,3 @@
+#pragma once
+
+#define APP_NAME "@APP_NAME@"

src/cli/main.cpp

@@ -0,0 +1,30 @@
+#include "memcard/memorycard.hpp"
+#include "config.h"
+#include <iostream>
+#include <cxxopts.hpp>
+#include <string>
+
+int main(int argc, char* argv[]) {
+	using mc::MemoryCard;
+	using std::string;
+
+	cxxopts::Options options(APP_NAME, "PSX memory card inspector");
+	options.add_options()
+		("h,help", "Show this help and quit")
+		("i,input", "Path to the input memory card file", cxxopts::value<string>()->default_value(""))
+	;
+	auto command = options.parse(argc, argv);
+
+	if (command.count("help")) {
+		std::cout << options.help() << std::endl;
+		return 0;
+	}
+
+	std::string mc_path = command["input"].as<string>();
+	if (mc_path.empty()) {
+		std::cerr << "No input memory card specified, run with --help for usage\n";
+		return 2;
+	}
+
+	return 0;
+}

src/cli/meson.build

@@ -0,0 +1,19 @@
+#add_project_link_arguments(['-lstdc++fs'], language: 'cpp')
+
+conf = configuration_data()
+conf.set('APP_NAME', meson.project_name())
+config_file = configure_file(
+	input: 'config.h.in',
+	output: 'config.h',
+	configuration: conf
+)
+
+executable(meson.project_name(),
+	'main.cpp',
+	config_file,
+	dependencies: [
+		memcard_dep
+	],
+	install: true,
+	include_directories: cxxopts_incl
+)

src/gui/meson.build

@@ -1,5 +1,3 @@
-add_project_link_arguments(['-lstdc++fs'], language: 'cpp')
-
 if get_option('nanaroot') != ''
   nana_lib_search = [get_option('nanaroot')]
 else
@@ -13,15 +11,15 @@ endif
 
 cpp = meson.get_compiler('cpp')
 nana_dep = cpp.find_library('nana', dirs: nana_lib_search)
-private_incl = include_directories('.')
 x11_dep = dependency('x11')
 libjpeg_dep = dependency('libjpeg')
 libpng_dep = dependency('libpng')
 libxft_dep = dependency('xft')
 libfontconfig_dep = dependency('fontconfig')
 libthread_dep = dependency('threads')
+fslib_dep = cpp.find_library('stdc++fs', required: false)
 
-executable('gui',
+executable(meson.project_name() + 'gui',
   'main.cpp',
   'widget/block_grid.cpp',
   'make_nana_animation.cpp',
@@ -35,7 +33,8 @@ executable('gui',
 	libfontconfig_dep,
 	libthread_dep,
 	memcard_dep,
+	fslib_dep,
   ],
   install: true,
-  include_directories: [private_incl] + nana_incl_search,
+  include_directories: nana_incl_search,
 )

src/meson.build

@@ -1 +1,2 @@
 subdir('gui')
+subdir('cli')

subprojects/cxxopts

@@ -0,0 +1 @@
+Subproject commit b0f67a06de3446aa97a4943ad0ad6086460b2b61