test custom curses implementation

lib/cursed.h

@@ -0,0 +1,41 @@
+#ifndef CURSED_H
+#define CURSED_H
+
+#include <stdbool.h>
+#include <sys/termios.h>
+
+#define PACKED __attribute__((packed, aligned(1)))
+#define PUBLIC __attribute((visibility("default")))
+#define PROTECTED __attribute__((visibility("hidden")))
+#define PRIVATE static
+
+#define _INIT __attribute__((constructor))
+#define _FINI __attribute__((destructor))
+
+typedef unsigned char uid;      // >=  8B
+typedef unsigned short int pos; // >= 16B
+
+struct s_framebuffer {
+  pos *buf; // framebuffer
+  bool bitmap[];
+} PACKED;
+
+struct s_window {
+  uid id;
+  pos cols;
+  pos rows;
+  struct s_framebuffer frame;
+
+  pos x;
+  pos y;
+} PACKED;
+
+struct s_state {
+  struct termios term;
+} PACKED;
+
+// === Public API ===
+PRIVATE struct s_framebuffer *init_framebuffer(pos cols, pos rows);
+PUBLIC struct s_window *init_window(uid id, pos cols, pos rows);
+
+#endif /* CURSED_H */