libfmt: Add %v for libobj to implement

1 files changed, 17 insertions, 0 deletions

diff --git a/libfmt/libobj.c b/libfmt/libobj.c
new file mode 100644
index 0000000..e4b833b
--- /dev/null
+++ b/libfmt/libobj.c
@@ -0,0 +1,17 @@
+/* libfmt/libobj.c - Integrate pico-fmt with libobj
+ *
+ * Copyright (C) 2025  Luke T. Shumaker <lukeshu@lukeshu.com>
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+#include <libfmt/fmt.h>
+
+static void libfmt_conv_formatter(struct fmt_state *state) {
+	lo_interface fmt_formatter obj = va_arg(*state->args, lo_interface fmt_formatter);
+	LO_CALL(obj, format, state);
+}
+
+[[gnu::constructor]]
+static void libfmt_install_formatter(void) {
+	fmt_install('v', libfmt_conv_formatter);
+}