- separated curses.c out into separate source files to optimise

library use later on
- some small mods to existing functions

src/hci/mucurses/print.c

@@ -0,0 +1,52 @@
+#include <curses.h>
+#include <vsprintf.h>
+#include <stddef.h>
+#include "core.h"
+
+static printw_context {
+	struct printf_context ctx;
+	WINDOW *win;
+};
+
+static void _printw_handler ( struct printf_context *ctx, unsigned int c ) {
+	struct printw_context *wctx =
+		container_of ( ctx, struct printw_context, ctx );
+
+	_wputch( wctx->win, c | wctx->win->attrs, WRAP );
+}
+
+/**
+ * Print formatted output in a window
+ *
+ * @v *win	subject window
+ * @v *fmt	formatted string
+ * @v varglist	argument list
+ * @ret rc	return status code
+ */
+int vw_printw ( WINDOW *win, const char *fmt, va_list varglist ) {
+	struct printw_context wctx = {
+		.win = win,
+		.ctx = { .handler = _printw_handler, },
+	};
+
+	vcprintf ( &(wctx.ctx), fmt, varglist );
+	return OK;
+}
+
+/**
+ * Print formatted output to a window
+ *
+ * @v *win	subject window
+ * @v *fmt	formatted string
+ * @v ...	string arguments
+ * @ret rc	return status code
+ */
+int wprintw ( WINDOW *win, const char *fmt, ... ) {
+	va_list args;
+	int i;
+
+	va_start ( args, fmt );
+	i = vw_printw ( win, fmt, args );
+	va_end ( args );
+	return i;
+}