[cpp] --version

``` $ ./rosettaboy-release --version Apple LLVM 15.0.0 (clang-1500.0.40.1) ```
shish · Sep 30, 2023 · 0d62dca · 0d62dca
1 parent 4c2ef71
commit 0d62dca
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/cpp/src/args.cpp b/cpp/src/args.cpp
@@ -14,6 +14,7 @@ Args::Args(int argc, char *argv[]) {
     args::ValueFlag<int> frames(parser, "frames", "Exit after N frames", {'f', "frames"});
     args::ValueFlag<int> profile(parser, "profile", "Exit after N seconds", {'p', "profile"});
     args::Flag turbo(parser, "turbo", "No sleep between frames", {'t', "turbo"});
+    args::Flag version(parser, "version", "Show build info", {'v', "version"});
     args::Positional<std::string> rom(parser, "rom", "Path to a .gb file");
     args::CompletionFlag completion(parser, {"complete"});
 
@@ -33,6 +34,12 @@ Args::Args(int argc, char *argv[]) {
         return;
     }
 
+    if(version) {
+        std::cout << __VERSION__ << std::endl;
+        this->exit_code = 0;
+        return;
+    }
+
     this->headless = headless;
     this->silent = silent;
     this->debug_cpu = debug_cpu;
@@ -43,4 +50,4 @@ Args::Args(int argc, char *argv[]) {
     this->profile = profile ? args::get(profile) : 0;
     this->turbo = turbo;
     this->rom = args::get(rom);
-}
+}