disable concepts since we don't have c++20

2022-05-20 16:15:56 +02:00
parent 5e2196c898
commit 2b41893743
3 changed files with 22 additions and 15 deletions
--- a/c_os/devices/CGA_Stream.h
+++ b/c_os/devices/CGA_Stream.h
@ -55,6 +55,7 @@ public:

    // NOTE: I added this
    template<typename T>
+    // requires std::derived_from<T, CGA_Stream>
    friend T& operator<<(T& os, const fgc& fg) {
        os.flush();
        os.color_fg = fg.fg;
@ -62,6 +63,7 @@ public:
    }

    template<typename T>
+    // requires std::derived_from<T, CGA_Stream>
    friend T& operator<<(T& os, const bgc& bg) {
        os.flush();
        os.color_fg = bg.bg;