From 83df719019ae21379a89dd174d066ffd4da3bb59 Mon Sep 17 00:00:00 2001
From: Christian Heimlich <chris@pcserenity.com>
Date: Thu, 2 Nov 2023 03:24:18 -0400
Subject: [PATCH] Add build details to Core

---
 app/CMakeLists.txt         | 18 ++++++++++++++++++
 app/src/kernel/buildinfo.h | 19 +++++++++++++++++++
 app/src/kernel/core.cpp    | 20 +++++++++++++++++++-
 app/src/kernel/core.h      |  4 ++++
 4 files changed, 60 insertions(+), 1 deletion(-)
 create mode 100644 app/src/kernel/buildinfo.h

diff --git a/app/CMakeLists.txt b/app/CMakeLists.txt
index 6895803..e4e7aca 100644
--- a/app/CMakeLists.txt
+++ b/app/CMakeLists.txt
@@ -2,6 +2,7 @@
 
 # Pre-configure target
 set(CLIFP_SOURCE
+    kernel/buildinfo.h
     kernel/core.h
     kernel/core.cpp
     kernel/driver.h
@@ -132,6 +133,23 @@ ob_add_cpp_vars(${APP_TARGET_NAME}
         APP_NAME "\"${PROJECT_FORMAL_NAME}\""
 )
 
+## Add build info
+if(BUILD_SHARED_LIBS)
+    set(link_str "Shared")
+else()
+    set(link_str "Static")
+endif()
+
+ob_add_cpp_vars(${APP_TARGET_NAME}
+    NAME "_buildinfo"
+    PREFIX "BUILDINFO_"
+    VARS
+        SYSTEM "\"${CMAKE_SYSTEM_NAME}\""
+        LINKAGE "\"${link_str}\""
+        COMPILER "u\"${CMAKE_CXX_COMPILER_ID}\"_s"
+        COMPILER_VER_STR "u\"${CMAKE_CXX_COMPILER_VERSION}\"_s"
+)
+
 ## Add exe details on Windows
 if(CMAKE_SYSTEM_NAME STREQUAL Windows)
     # Set target exe details
diff --git a/app/src/kernel/buildinfo.h b/app/src/kernel/buildinfo.h
new file mode 100644
index 0000000..c3664ff
--- /dev/null
+++ b/app/src/kernel/buildinfo.h
@@ -0,0 +1,19 @@
+#ifndef BUILDINFO_H
+#define BUILDINFO_H
+
+// Qt Includes
+#include <QString>
+#include <QVersionNumber>
+
+struct BuildInfo
+{
+    enum System{Windows, Linux};
+    enum Linkage{Static, Shared};
+
+    System system;
+    Linkage linkage;
+    QString compiler;
+    QVersionNumber compilerVersion;
+};
+
+#endif // BUILDINFO_H
diff --git a/app/src/kernel/core.cpp b/app/src/kernel/core.cpp
index b0e2a54..bb6fbff 100644
--- a/app/src/kernel/core.cpp
+++ b/app/src/kernel/core.cpp
@@ -25,7 +25,7 @@
     #include "task/t-awaitdocker.h"
 #endif
 #include "utility.h"
-#include "project_vars.h"
+#include "_buildinfo.h"
 
 //===============================================================================================================
 // CoreError
@@ -869,3 +869,21 @@ void Core::setStatus(QString heading, QString message)
     mStatusMessage = message;
     emit statusChanged(heading, message);
 }
+
+BuildInfo Core::buildInfo() const
+{
+    constexpr auto sysOpt = magic_enum::enum_cast<BuildInfo::System>(BUILDINFO_SYSTEM);
+    static_assert(sysOpt.has_value(), "Configured on unsupported system!");
+
+    constexpr auto linkOpt = magic_enum::enum_cast<BuildInfo::Linkage>(BUILDINFO_LINKAGE);
+    static_assert(linkOpt.has_value(), "Invalid BuildInfo linkage string!");
+
+    static BuildInfo info{
+        .system = sysOpt.value(),
+        .linkage = linkOpt.value(),
+        .compiler = BUILDINFO_COMPILER,
+        .compilerVersion = QVersionNumber::fromString(BUILDINFO_COMPILER_VER_STR)
+    };
+
+    return info;
+}
diff --git a/app/src/kernel/core.h b/app/src/kernel/core.h
index 8c4eca3..d59ce9d 100644
--- a/app/src/kernel/core.h
+++ b/app/src/kernel/core.h
@@ -23,6 +23,7 @@
 // Project Includes
 #include "task/task.h"
 #include "project_vars.h"
+#include "kernel/buildinfo.h"
 
 // General Aliases
 using ErrorCode = quint32;
@@ -307,6 +308,9 @@ class Core : public QObject
     QString statusMessage();
     void setStatus(QString heading, QString message);
 
+    // Other
+    BuildInfo buildInfo() const;
+
 //-Signals & Slots------------------------------------------------------------------------------------------------------------
 signals:
     void statusChanged(const QString& statusHeading, const QString& statusMessage);