From 425ac89e8df98d12a5c4b5c84bd463b3f03901d4 Mon Sep 17 00:00:00 2001
From: =?utf8?q?J=C3=A9r=C3=A9mie=20Astor?= <fennecdjay@gmail.com>
Date: Sat, 27 Feb 2021 18:22:52 +0100
Subject: [PATCH] :art: Add short commit hash as version

---
 Makefile  | 3 +++
 src/arg.c | 6 +++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index d845210e..fa0ccc4b 100644
--- a/Makefile
+++ b/Makefile
@@ -23,6 +23,9 @@ test_dir += examples
 
 CFLAGS += -Iutil/include -Iast/include -Ilibcmdapp/src -D_GNU_SOURCE
 
+# add commit hash to version for now
+CFLAGS += -DGWION_VERSION=\"$(shell git log -n1 --format="%h")\"
+
 ifeq (${DEBUG_STACK}, 1)
 CFLAGS += -DDEBUG_STACK
 endif
diff --git a/src/arg.c b/src/arg.c
index bcae9ed7..c4504a27 100644
--- a/src/arg.c
+++ b/src/arg.c
@@ -288,12 +288,16 @@ static void myproc(void *data, cmdopt_t* option, const char* arg) {
   }
 }
 
+#ifndef GWION_VERSION
+#define GWION_VERSION "N.A."
+#endif
+
 ANN m_bool _arg_parse(struct ArgInternal *arg) {
   cmdapp_t app;
   const cmdapp_info_t info = {
         .program = "gwion",
         .synopses = NULL, // so it's automatic
-        .version = "N.A.",
+        .version = GWION_VERSION,
         .author = "Jérémie Astor",
         .year = 2016,
         .description = "Strongly timed musical programming language.",
-- 
2.43.0