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 815a4d2..6120dab 100644 (file)
--- a/include/xbt/base.h
+++ b/include/xbt/base.h
@@ -56,7 +56,7 @@
 # endif
 # undef _XBT_NEED_INIT_PRAGMA
 
-#elif define(_MSC_VER) /* Microsoft Visual Thing */
+#elif defined(_MSC_VER) /* Microsoft Visual Thing */
 # define XBT_ATTRIB_PRINTF( format_idx, arg_idx )
 # define XBT_ATTRIB_SCANF( format_idx, arg_idx )
 # define XBT_ATTRIB_NORETURN __declspec(noreturn)
@@ -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;