Files
conan-build/recipes/libwebp/all/patches/1.1.0-0001-fix-dll-export.patch
2024-12-25 17:47:28 +03:00

16 lines
594 B
Diff

diff --git a/src/webp/types.h b/src/webp/types.h
index 0ce2622..69f7e89 100644
--- a/src/webp/types.h
+++ b/src/webp/types.h
@@ -39,7 +39,9 @@ typedef long long int int64_t;
#ifndef WEBP_EXTERN
// This explicitly marks library functions and allows for changing the
// signature for e.g., Windows DLL builds.
-# if defined(__GNUC__) && __GNUC__ >= 4
+# if defined(_MSC_VER) && defined(WEBP_DLL)
+# define WEBP_EXTERN __declspec(dllexport)
+# elif defined(__GNUC__) && __GNUC__ >= 4
# define WEBP_EXTERN extern __attribute__ ((visibility ("default")))
# else
# define WEBP_EXTERN extern