From: Magnus Jacobsson <Magnus.Jacobsson@berotec.se>
Date: Tue, 20 Jul 2021 06:06:37 +0000 (+0200)
Subject: [nfc] define GVPLUGIN_LOADIMAGE_API instead of redefining extern
X-Git-Tag: 2.49.0~51^2~3
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3aa7bab096a208d9666305f361df52d981824c4d;p=graphviz

[nfc] define GVPLUGIN_LOADIMAGE_API instead of redefining extern
---

diff --git a/lib/gvc/gvplugin_loadimage.h b/lib/gvc/gvplugin_loadimage.h
index 7bd83d144..0603d2a3b 100644
--- a/lib/gvc/gvplugin_loadimage.h
+++ b/lib/gvc/gvplugin_loadimage.h
@@ -20,27 +20,28 @@ extern "C" {
 #endif
 
 #ifdef GVDLL
-#  define extern __declspec(dllexport)
+#  define GVPLUGIN_LOADIMAGE_API __declspec(dllexport)
 #endif
 
 /*visual studio*/
 #ifdef _WIN32
 #ifndef GVC_EXPORTS
-#define extern __declspec(dllimport)
+#define GVPLUGIN_LOADIMAGE_API __declspec(dllimport)
 #endif
 #endif
 /*end visual studio*/
+#ifndef GVPLUGIN_LOADIMAGE_API
+#define GVPLUGIN_LOADIMAGE_API extern
+#endif
 
-extern boolean gvusershape_file_access(usershape_t *us);
-extern void gvusershape_file_release(usershape_t *us);
+GVPLUGIN_LOADIMAGE_API boolean gvusershape_file_access(usershape_t *us);
+GVPLUGIN_LOADIMAGE_API void gvusershape_file_release(usershape_t *us);
 
     struct gvloadimage_engine_s {
 	void (*loadimage) (GVJ_t *job, usershape_t *us, boxf b, boolean filled);
     };
 
-#ifdef extern
-#undef extern
-#endif
+#undef GVPLUGIN_LOADIMAGE_API
 
 #ifdef __cplusplus
 }