From 70749107b9f2a7078982fecc998f8d96d1cc8f19 Mon Sep 17 00:00:00 2001
From: Paul Zander <negril.nx@gmail.com>
Date: Sat, 26 Apr 2025 01:21:08 +0200
Subject: [PATCH] fix c linkage gcc-15

Bug: https://bugs.gentoo.org/953974
Signed-off-by: Paul Zander <negril.nx@gmail.com>

diff --git a/src/imageio/format/imageio_format_api.h b/src/imageio/format/imageio_format_api.h
index 85d4290..8af9c81 100644
--- a/src/imageio/format/imageio_format_api.h
+++ b/src/imageio/format/imageio_format_api.h
@@ -20,10 +20,6 @@
 
 #ifdef FULL_API_H
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 #include <stddef.h>
 #include <stdint.h>
 
@@ -33,6 +29,8 @@ struct dt_dev_pixelpipe_t;
 
 #include "common/colorspaces.h" // because forward declaring enums doesn't work in C++ :(
 
+G_BEGIN_DECLS
+
 /* early definition of modules to do type checking */
 
 #pragma GCC visibility push(default)
@@ -96,9 +94,7 @@ OPTIONAL(int, read_image, struct dt_imageio_module_data_t *data, uint8_t *out);
 
 #pragma GCC visibility pop
 
-#ifdef __cplusplus
-}
-#endif
+G_END_DECLS
 
 #endif // FULL_API_H
 
-- 
2.49.0