From 11dc1ad85399ee1f0f612688c321e5e5f8449bfd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adam=20Jedli=C4=8Dka?= <adajedlicka@gmail.com>
Date: Mon, 1 Jul 2019 10:05:09 +0200
Subject: [PATCH] v0.1.0

---
 src/common.h | 11 +++++++++++
 src/main.c   | 10 +++++++++-
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/common.h b/src/common.h
index 7137c1b..b3d9b80 100644
--- a/src/common.h
+++ b/src/common.h
@@ -5,6 +5,17 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#define STRINGIFY(x) #x
+#define STR(x) STRINGIFY(x)
+
+#define BLU_VERSION_MAJOR 0
+#define BLU_VERSION_MINOR 1
+#define BLU_VERSION_PATCH 0
+
+#define BLU_VERSION BLU_VERSION_MAJOR * 1000000 + BLU_VERSION_MINOR * 1000 + BLU_VERSION_MINOR
+
+#define BLU_VERSION_STR "v" STR(BLU_VERSION_MAJOR) "." STR(BLU_VERSION_MINOR) "." STR(BLU_VERSION_PATCH)
+
 #ifdef DEBUG
 #define DEBUG_PRINT_CODE
 #define DEBUG_TRACE_EXECUTION
diff --git a/src/main.c b/src/main.c
index affe6ee..142034a 100644
--- a/src/main.c
+++ b/src/main.c
@@ -60,13 +60,21 @@ static void runFile(const char* path) {
 	if (result == INTERPRET_ASSERTION_ERROR) exit(75);
 }
 
+static void help() {
+	printf("%s %s\n", "blu", BLU_VERSION_STR);
+}
+
 int main(int argc, const char* argv[]) {
 	initVM();
 
 	if (argc == 1) {
 		repl();
 	} else if (argc == 2) {
-		runFile(argv[1]);
+		if (strcmp(argv[1], "--help") || strcmp(argv[1], "-h")) {
+			help();
+		} else {
+			runFile(argv[1]);
+		}
 	} else {
 		fprintf(stderr, "Usage: blu [path]\n");
 		exit(64);