initial import of the C runtime

src/runtime/c/gu/write.h

@@ -0,0 +1,64 @@
+#ifndef GU_WRITE_H_
+#define GU_WRITE_H_
+
+#include <gu/exn.h>
+#include <gu/ucs.h>
+#include <gu/out.h>
+#include <gu/utf8.h>
+
+typedef struct GuWriter GuWriter;
+
+struct GuWriter {
+	GuOut out_;
+};
+
+size_t
+gu_utf32_write(const GuUCS* buf, size_t size, GuWriter* wtr, GuExn* err);
+
+inline void
+gu_writer_flush(GuWriter* wtr, GuExn* err)
+{
+	gu_out_flush(&wtr->out_, err);
+}
+
+inline void
+gu_ucs_write(GuUCS ucs, GuWriter* wtr, GuExn* err)
+{
+	gu_out_utf8(ucs, &wtr->out_, err);
+}
+
+inline void
+gu_putc(char c, GuWriter* wtr, GuExn* err)
+{
+	GuUCS ucs = gu_char_ucs(c);
+	gu_out_u8(&wtr->out_, (uint8_t) ucs, err);
+}
+
+inline void
+gu_puts(const char* str, GuWriter* wtr, GuExn* err)
+{
+	gu_str_out_utf8(str, &wtr->out_, err);
+}
+
+inline size_t
+gu_utf8_write(const uint8_t* src, size_t sz, GuWriter* wtr, GuExn* err)
+{
+	return gu_out_bytes(&wtr->out_, src, sz, err);
+}
+
+void
+gu_vprintf(const char* fmt, va_list args, GuWriter* wtr, GuExn* err);
+
+void
+gu_printf(GuWriter* wtr, GuExn* err, const char* fmt, ...);
+
+//GuWriter
+//gu_init_utf8_writer(GuOut* utf8_out);
+
+GuWriter*
+gu_new_utf8_writer(GuOut* utf8_out, GuPool* pool);
+
+GuWriter*
+gu_make_locale_writer(GuOut* locale_out, GuPool* pool);
+
+#endif // GU_WRITE_H_