fix: implement workaround for root privilege issues on macOS (#73)

* add: elevation workaround for macOS

.github/workflows/builditmac.yaml

@@ -25,6 +25,9 @@ jobs:
         cp dist/SOURCE.URL cslol-manager-macos/
         cp build/cslol-tools/wad-* cslol-manager-macos/
         cp -R build/cslol-manager.app cslol-manager-macos/
+        cp build/cslol-manager-elevate cslol-manager-macos/cslol-manager.app/Contents/MacOS/
+        plutil -replace CFBundleExecutable -string cslol-manager-elevate cslol-manager-macos/cslol-manager.app/Contents/Info.plist
+        plutil -replace CFBundleName -string cslol-manager-elevate cslol-manager-macos/cslol-manager.app/Contents/Info.plist
         mkdir cslol-manager-macos/cslol-manager.app/Contents/MacOS/cslol-tools
         cp build/cslol-tools/mod-tools cslol-manager-macos/cslol-manager.app/Contents/MacOS/cslol-tools
         tar caf cslol-manager-macos.tar.xz cslol-manager-macos/

CMakeLists.txt

@@ -1,7 +1,9 @@
 cmake_minimum_required(VERSION 3.20)
 
-project(cslol-manager LANGUAGES CXX)
+project(cslol-manager LANGUAGES CXX C)
 
+set(CMAKE_C_STANDARD 99)
+set(CMAKE_C_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_AUTOUIC ON)
@@ -51,6 +53,9 @@ elseif(APPLE)
         src/main.cpp
         src/res/icon.icns
         )
+    add_executable(cslol-manager-elevate
+        src/main_elevate.c
+        )
     set_target_properties(cslol-manager
         PROPERTIES
         MACOSX_BUNDLE_INFO_PLIST "${CMAKE_CURRENT_SOURCE_DIR}/src/res/MacOSXBundleInfo.plist.in"

src/main_elevate.c

@@ -0,0 +1,48 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <unistd.h>
+#include <mach-o/dyld.h>
+#include <limits.h>
+#include <libgen.h>
+
+#define COMMAND_CHAR_COUNT_MAX  1000 + PATH_MAX
+
+int main()
+{
+    char pathBuff[PATH_MAX];
+    uint32_t buffSize = PATH_MAX;
+
+    //
+    //  Find the absolute path
+    //  of this executable.
+    //
+    if (_NSGetExecutablePath(pathBuff, &buffSize) != KERN_SUCCESS)
+        return -1;
+
+    //
+    //  Remove the file component of the abs. path.
+    //
+    char *parentDir = dirname(pathBuff);
+
+    char str[COMMAND_CHAR_COUNT_MAX];
+
+    sprintf(
+        str, 
+        "do shell script \"sudo %s/cslol-manager >/dev/null 2>&1 &\""
+        " with prompt \"CSLOL-Manager needs administrator privileges to restart.\""
+        " with administrator privileges"
+        " without altering line endings",
+        parentDir
+    );
+
+    int code = execlp (
+        "osascript",
+        "osascript",
+        "-e",
+        str,
+        NULL);
+
+    return code;
+}