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changeset 10231:58bb870a0cbd

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8009729: Refix hotspot jni_<cpu>.h JNIEXPORT and JNIIMPORT definitions to match jdk version Summary: Update JNIEXPORT and JNIIMPORT to work with other compilers that don't necessarily have the __attribute__ type qualifier Reviewed-by: dholmes, dcubed, coleenp
author emc
date Tue, 07 May 2013 13:45:59 -0400
parents f6a055fcf47d
children 7243490a6847
files src/cpu/sparc/vm/jni_sparc.h src/cpu/x86/vm/jni_x86.h src/cpu/zero/vm/jni_zero.h
diffstat 3 files changed, 20 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/src/cpu/sparc/vm/jni_sparc.h	Tue May 07 14:33:09 2013 +0200
+++ b/src/cpu/sparc/vm/jni_sparc.h	Tue May 07 13:45:59 2013 -0400
@@ -23,7 +23,12 @@
  * questions.
  */
 
-#if defined(__GNUC__) && (__GNUC__ >= 4)
+// Note: please do not change these without also changing jni_md.h in the JDK
+// repository
+#ifndef __has_attribute
+  #define __has_attribute(x) 0
+#endif
+#if (defined(__GNUC__) && ((__GNUC__ > 4) || (__GNUC__ == 4) && (__GNUC_MINOR__ > 2))) || __has_attribute(visibility)
   #define JNIEXPORT     __attribute__((visibility("default")))
   #define JNIIMPORT     __attribute__((visibility("default")))
 #else
--- a/src/cpu/x86/vm/jni_x86.h	Tue May 07 14:33:09 2013 +0200
+++ b/src/cpu/x86/vm/jni_x86.h	Tue May 07 13:45:59 2013 -0400
@@ -28,7 +28,13 @@
 
 #if defined(SOLARIS) || defined(LINUX) || defined(_ALLBSD_SOURCE)
 
-#if defined(__GNUC__) && (__GNUC__ > 4) || (__GNUC__ == 4) && (__GNUC_MINOR__ > 2)
+
+// Note: please do not change these without also changing jni_md.h in the JDK
+// repository
+#ifndef __has_attribute
+  #define __has_attribute(x) 0
+#endif
+#if (defined(__GNUC__) && ((__GNUC__ > 4) || (__GNUC__ == 4) && (__GNUC_MINOR__ > 2))) || __has_attribute(visibility)
   #define JNIEXPORT     __attribute__((visibility("default")))
   #define JNIIMPORT     __attribute__((visibility("default")))
 #else
--- a/src/cpu/zero/vm/jni_zero.h	Tue May 07 14:33:09 2013 +0200
+++ b/src/cpu/zero/vm/jni_zero.h	Tue May 07 13:45:59 2013 -0400
@@ -25,7 +25,13 @@
  */
 
 
-#if defined(__GNUC__) && (__GNUC__ >= 4)
+
+// Note: please do not change these without also changing jni_md.h in the JDK
+// repository
+#ifndef __has_attribute
+  #define __has_attribute(x) 0
+#endif
+#if (defined(__GNUC__) && ((__GNUC__ > 4) || (__GNUC__ == 4) && (__GNUC_MINOR__ > 2))) || __has_attribute(visibility)
   #define JNIEXPORT     __attribute__((visibility("default")))
   #define JNIIMPORT     __attribute__((visibility("default")))
 #else