1 files changed, 6 insertions, 1 deletions
diff --git a/gfx/gl/shader.h b/gfx/gl/shader.h
index cc1bbc0..c6b45af 100644
--- a/gfx/gl/shader.h
+++ b/gfx/gl/shader.h
@@ -3,12 +3,16 @@
 #include <glRef.h>
 #include <glad/gl.h>
 #include <string_view>
+#include <thirdparty/ctre/include/ctre.hpp>
 
 class Shader {
 public:
 	using ShaderRef = glRef<GLuint, &glCreateShader, &glDeleteShader>;
 
-	constexpr Shader(const GLchar * text, GLuint type) : text {text}, type {type} { }
+	constexpr Shader(const GLchar * text, GLuint type) :
+		text {text}, type {type}, lookups {ctre::search<R"(\bGL_[A-Z_]+\b)">(this->text)}
+	{
+	}
 
 	[[nodiscard]] ShaderRef compile() const;
 	static void CheckShaderError(GLuint shader, GLuint flag, bool isProgram, std::string_view errorMessage);
@@ -16,4 +20,5 @@ public:
 private:
 	const std::basic_string_view<GLchar> text;
 	GLuint type;
+	bool lookups;
 };