Mark some internal symbols as hidden on ELF in xbt

[simgrid.git] / include / xbt / base.h

diff --git a/include/xbt/base.h b/include/xbt/base.h
index 98c9c52..6120dab 100644 (file)
--- a/include/xbt/base.h
+++ b/include/xbt/base.h
@@ -157,6 +157,7 @@
 
 /*
  * Function calling convention (not used for now)
+ * http://unixwiz.net/techtips/win32-callconv.html <-- good documentation
  */
 
 #ifdef _XBT_WIN32
@@ -245,6 +246,12 @@
 
 #endif
 
+#ifdef __ELF__
+#define XBT_PRIVATE __attribute__((visibility("hidden")))
+#else
+#define XBT_PRIVATE
+#endif
+
 #ifdef _MSC_VER /* MSVC has no ssize_t, and I fail to use the SSIZE_T declared in BaseTsd.h */
        #if defined(_WIN64)
                typedef __int64 ssize_t;