From c306e3b4bf952ae5a28ec5aa2ab242e0a9bec5bc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=91=D1=80=D0=B0=D0=BD=D0=B8=D0=BC=D0=B8=D1=80=20=D0=9A?=
 =?UTF-8?q?=D0=B0=D1=80=D0=B0=D1=9F=D0=B8=D1=9B?=
 <branimirkaradzic@gmail.com>
Date: Wed, 1 Apr 2020 20:50:44 -0700
Subject: [PATCH] Added bgfx version number.

---
 scripts/genie.lua | 31 +++++++++++++++++++++++++++++++
 src/bgfx.cpp      |  9 ++++++++-
 src/version.h     | 13 +++++++++++++
 3 files changed, 52 insertions(+), 1 deletion(-)
 create mode 100644 src/version.h

diff --git a/scripts/genie.lua b/scripts/genie.lua
index 24e53af1c..859fa50f0 100644
--- a/scripts/genie.lua
+++ b/scripts/genie.lua
@@ -80,6 +80,37 @@ newaction {
 	end
 }
 
+newaction {
+	trigger = "version",
+	description = "Generate bgfx version.h",
+	execute = function ()
+
+		local f = io.popen("git rev-list --count HEAD")
+		local rev = string.match(f:read("*a"), ".*%S")
+		f:close()
+		f = io.popen("git log --format=format:%H -1")
+		local sha1 = f:read("*a")
+		f:close()
+		io.output("../src/version.h")
+		io.write("/*\n")
+		io.write(" * Copyright 2011-2020 Branimir Karadzic. All rights reserved.\n")
+		io.write(" * License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause\n")
+		io.write(" */\n")
+		io.write("\n")
+		io.write("/*\n")
+		io.write(" *\n")
+		io.write(" * AUTO GENERATED! DO NOT EDIT!\n")
+		io.write(" *\n")
+		io.write(" */\n")
+		io.write("\n")
+		io.write("#define BGFX_REV_NUMBER " .. rev .. "\n")
+		io.write("#define BGFX_REV_SHA1   \"" .. sha1 .. "\"\n")
+		io.close()
+
+		os.exit()
+	end
+}
+
 solution "bgfx"
 	configurations {
 		"Debug",
diff --git a/src/bgfx.cpp b/src/bgfx.cpp
index 94ea6753b..2977726f3 100644
--- a/src/bgfx.cpp
+++ b/src/bgfx.cpp
@@ -11,6 +11,7 @@
 #include <bx/mutex.h>
 
 #include "topology.h"
+#include "version.h"
 
 #if BX_PLATFORM_OSX || BX_PLATFORM_IOS
 #	include <objc/message.h>
@@ -3419,6 +3420,13 @@ namespace bgfx
 
 		BX_TRACE("Init...");
 
+		// bgfx 1.104.7082
+		//      ^ ^^^ ^^^^
+		//      | |   +--- Commit number  (https://github.com/bkaradzic/bgfx / git rev-list --count HEAD)
+		//      | +------- API version    (from https://github.com/bkaradzic/bgfx/blob/master/scripts/bgfx.idl#L4)
+		//      +--------- Major revision (always 1)
+		BX_TRACE("Version 1.%d.%d (commit: " BGFX_REV_SHA1 ")", BGFX_API_VERSION, BGFX_REV_NUMBER);
+
 		errorState = ErrorState::ContextAllocated;
 
 		s_ctx = BX_ALIGNED_NEW(g_allocator, Context, Context::kAlignment);
@@ -3428,7 +3436,6 @@ namespace bgfx
 			return true;
 		}
 
-//error:
 		BX_TRACE("Init failed.");
 
 		switch (errorState)
diff --git a/src/version.h b/src/version.h
new file mode 100644
index 000000000..f8a7250a2
--- /dev/null
+++ b/src/version.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright 2011-2020 Branimir Karadzic. All rights reserved.
+ * License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause
+ */
+
+/*
+ *
+ * AUTO GENERATED! DO NOT EDIT!
+ *
+ */
+
+#define BGFX_REV_NUMBER 7082
+#define BGFX_REV_SHA1   "23f9ba655235917b2e6c789d5aec11052ba2b9ec"