Add 'arguspp' C++ extension for Argus

scripts/argus.lua

@@ -161,7 +161,11 @@ create_packages_projects(external_scaffolds)
 
 core_projects = {
 	["argus"] = {
-		_add_includedirs = function() end,
+		_add_includedirs = function()
+			includedirs {
+				"../src",
+			}
+		end,
 		_add_defines = function() end,
 		_add_libdirs = function() end,
 		_add_external_links = function() end,
@@ -197,6 +201,46 @@ core_projects = {
 				build_c99()
 		end, -- _create_projects()
 	},
+	["arguspp"] = {
+		_add_includedirs = function()
+			includedirs {
+				"../src",
+				"../srcpp",
+			}
+		end,
+		_add_defines = function() end,
+		_add_libdirs = function() end,
+		_add_external_links = function()
+			links { "argus" }
+		end,
+		_add_self_links = function()
+			links { "arguspp" }
+		end,
+		_create_projects = function()
+			project "arguspp"
+				language "C++"
+				kind "StaticLib"
+				flags {
+					"ExtraWarnings",
+					"FatalWarnings",
+					"No64BitChecks",
+					"StaticRuntime",
+					"ObjcARC",
+					"CppLatest",
+				}
+
+				includedirs {
+					"../src",
+					"../srcpp",
+				}
+
+				files {
+					"../srcpp/arguspp.hpp",
+					"../srcpp/arguspp.cpp",
+				}
+
+		end, -- _create_projects()
+	},
 	["argus-test"] = {
 		_add_includedirs = function() end,
 		_add_defines = function() end,

srcpp/arguspp.cpp

@@ -0,0 +1,89 @@
+#include "arguspp.hpp"
+
+#include <argus_option.h>
+
+#include <string>
+#include <vector>
+
+auto argus_setOptionImplicitBool(void* value, int* argc, char*** argv) -> int
+{
+    if (value)
+        *(bool*)value = 1;
+    *argc -= 1;
+    *argv += 1;
+    return 1;
+}
+
+auto argus_setOptionExplicitStdString(void* value, int* argc, char*** argv) -> int
+{
+    if (value != nullptr)
+    {
+        std::string& str = *(static_cast<std::string*>(value));
+        str              = (*argv)[1];
+    }
+
+    *argc -= 2;
+    *argv += 2;
+    return 2;
+}
+
+auto argus_setOptionExplicitStdStringView(void* value, int* argc, char*** argv) -> int
+{
+    if (value != nullptr)
+    {
+        std::string_view& str = *(static_cast<std::string_view*>(value));
+        str                   = (*argv)[1];
+    }
+
+    *argc -= 2;
+    *argv += 2;
+    return 2;
+}
+
+auto argus_setOptionExplicitStdVectorOfInt(void* value, int* argc, char*** argv) -> int
+{
+    int count = 1;
+    if (value != nullptr)
+    {
+        std::vector<uint8_t>& v = *(std::vector<uint8_t>*)(value);
+
+        while (--(*argc) > 0 && (*(++(*argv)))[0] != '-')
+        {
+            v.push_back(std::atoi((*argv)[0]));
+            count++;
+        }
+    }
+    return count;
+}
+
+auto argus_setOptionExplicitStdVectorOfStdString(void* value, int* argc, char*** argv) -> int
+{
+    int count = 1;
+    if (value != nullptr)
+    {
+        std::vector<std::string>& v = *(std::vector<std::string>*)value;
+        while (--(*argc) > 0 && *(++(*argv))[0] != '-')
+        {
+            v.emplace_back((*argv)[0]);
+            count++;
+        }
+    }
+
+    return count;
+}
+
+auto argus_setOptionExplicitStdVectorOfStdStringView(void* value, int* argc, char*** argv) -> int
+{
+    int count = 1;
+    if (value != nullptr)
+    {
+        std::vector<std::string_view>& v = *(std::vector<std::string_view>*)value;
+        while (--(*argc) > 0 && *(++(*argv))[0] != '-')
+        {
+            v.emplace_back((*argv)[0]);
+            count++;
+        }
+    }
+
+    return count;
+}

srcpp/arguspp.hpp

@@ -0,0 +1,14 @@
+#ifndef ARGUSPP_HPP_INCL
+#define ARGUSPP_HPP_INCL
+
+extern "C"
+{
+    auto argus_setOptionImplicitBool(void* value, int* argc, char*** argv) -> int;
+    auto argus_setOptionExplicitStdString(void* value, int* argc, char*** argv) -> int;
+    auto argus_setOptionExplicitStdStringView(void* value, int* argc, char*** argv) -> int;
+    auto argus_setOptionExplicitStdVectorOfInt(void* value, int* argc, char*** argv) -> int;
+    auto argus_setOptionExplicitStdVectorOfStdString(void* value, int* argc, char*** argv) -> int;
+    auto argus_setOptionExplicitStdVectorOfStdStringView(void* value, int* argc, char*** argv) -> int;
+}
+
+#endif  // ARGUSPP_HPP_INCL