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diff src/cpu/sparc/vm/jni_sparc.h @ 2191:d70fe6ab4436

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6588413: Use -fvisibility=hidden for gcc compiles Summary: Add option for gcc 4 and above, define JNIEXPORT and JNIIMPORT to visibility=default, add for jio_snprintf and others since -fvisibility=hidden overrides --version-script definitions. Reviewed-by: kamg, never
author coleenp
date Tue, 01 Feb 2011 11:23:19 -0500
parents f95d63e2154a
children 1d1603768966
line wrap: on
line diff
--- a/src/cpu/sparc/vm/jni_sparc.h	Thu Jan 27 16:11:27 2011 -0800
+++ b/src/cpu/sparc/vm/jni_sparc.h	Tue Feb 01 11:23:19 2011 -0500
@@ -23,8 +23,13 @@
  * questions.
  */
 
-#define JNIEXPORT
-#define JNIIMPORT
+#if defined(__GNUC__) && (__GNUC__ >= 4)
+  #define JNIEXPORT     __attribute__((visibility("default")))
+  #define JNIIMPORT     __attribute__((visibility("default")))
+#else
+  #define JNIEXPORT
+  #define JNIIMPORT
+#endif
 #define JNICALL
 
 typedef int jint;