From: Michael Jeanson <mjeanson@efficios.com>
Date: Tue, 13 Sep 2016 20:38:17 +0000 (+0000)
Subject: Port: win32 DLLs don't support hidden symbols
X-Git-Tag: v2.0.0-pre1~94
X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=commitdiff_plain;h=675860f431adca1ab381c80955c402f8480d8259

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 18ed309f..1a438ded 100644
--- a/include/babeltrace/babeltrace-internal.h
+++ b/include/babeltrace/babeltrace-internal.h
@@ -174,8 +174,14 @@ extern bt_bool 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 __STRINGIFY(x)	#x
 #define TOSTRING(x)	__STRINGIFY(x)