Improved setup process

CMakeLists.txt

@@ -4,6 +4,11 @@
 cmake_minimum_required (VERSION 3.0)
 project (glowbox)
 
+#
+# Set python 3 name
+#
+set (PYTHON_3 "python")
+
 #
 # CMake setup
 #
@@ -37,6 +42,27 @@ option (SFML_BUILD_WINDOW OFF)
 option (SFML_BUILD_NETWORK OFF)
 add_subdirectory(lib/SFML)
 
+#
+# GLAD
+#
+if (NOT EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/lib/glad/include)
+    message("Generating glad library files")
+    execute_process(COMMAND ${PYTHON_3} ${CMAKE_CURRENT_SOURCE_DIR}/lib/verify_version.py OUTPUT_VARIABLE PY_VER)
+    string(REGEX REPLACE "\n$" "" PY_VER "${PY_VER}")
+    if (PY_VER)
+		execute_process(
+			COMMAND python -m glad --profile core --out-path . --generator c --spec gl
+			WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/lib/glad
+		)
+    else()
+		execute_process(
+			COMMAND python3 -m glad --profile core --out-path . --generator c --spec gl
+			WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/lib/glad
+		)
+    endif()
+	message("Finished generating glad library files")
+endif()
+
 #
 # Set include paths
 #

lib/genglad_LINUX_MACOS.sh

@@ -1,3 +0,0 @@
-!#/bin/bash
-cd glad
-python3 -m glad --profile core --out-path . --generator c --spec gl

lib/genglad_WINDOWS.ps1

@@ -1,3 +0,0 @@
-cd glad
-python -m glad --profile core --out-path . --generator c --spec gl
-pause

lib/verify_version.py

@@ -0,0 +1,5 @@
+import sys
+if sys.version_info[0] < 3:
+    print('0')
+else:
+    print('1')