From: Michael Jeanson <mjeanson@efficios.com>
Date: Thu, 2 Feb 2017 22:03:09 +0000 (-0500)
Subject: Port: win32 DLLs don't support hidden symbols
X-Git-Tag: v1.5.2~4
X-Git-Url: https://git.efficios.com/?p=babeltrace.git;a=commitdiff_plain;h=8e461c149320427d31d6e19eb02ca9190413beb1

Port: win32 DLLs don't support hidden symbols

Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/include/babeltrace/babeltrace-internal.h b/include/babeltrace/babeltrace-internal.h
index 0e73cdbf..6f8e2006 100644
--- a/include/babeltrace/babeltrace-internal.h
+++ b/include/babeltrace/babeltrace-internal.h
@@ -161,8 +161,14 @@ extern int babeltrace_verbose, babeltrace_debug;
 
 /*
  * BT_HIDDEN: set the hidden attribute for internal functions
+ * On Windows, symbols are local unless explicitly exported,
+ * see https://gcc.gnu.org/wiki/Visibility
  */
+#if defined(_WIN32) || defined(__CYGWIN__)
+#define BT_HIDDEN
+#else
 #define BT_HIDDEN __attribute__((visibility("hidden")))
+#endif
 
 #define BT_CTF_MAJOR	1
 #define BT_CTF_MINOR	8