make/autoconf/hotspot.m4

rev 49619 : JEP 328 : Flight Recorder open source preview

*** 375,384 ****
--- 375,416 ----
        AC_MSG_RESULT([no])
      fi
      JVM_FEATURES_aot=""
    fi
  
+   if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$OPENJDK_TARGET_CPU" = xsparcv9; then
+     JFR_DEFAULT_ENABLED=no
+   else
+     JFR_DEFAULT_ENABLED=yes
+   fi
+ 
+   if test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
+     AC_MSG_NOTICE([libkstat (-lkstat) required by JFR on Solaris])
+     JVM_LIBS="$JVM_LIBS -lkstat"
+   fi
+ 
+   # Check if JFR should be built
+   AC_MSG_CHECKING([whether to build JFR])
+   AC_ARG_ENABLE([jfr], [AS_HELP_STRING([--disable-jfr],
+     [disable JFR @<:@enabled, unless building linux-sparc@:>@])])
+   if test "x$enable_jfr" != "x"; then
+     AC_MSG_RESULT([$enable_jfr])
+   else
+     enable_jfr="$JFR_DEFAULT_ENABLED"
+     AC_MSG_RESULT([$enable_jfr (default)])
+   fi
+ 
+   if test "x$enable_jfr" = "xyes"; then
+     ENABLE_JFR=true
+   elif test "x$enable_jfr" = "xno"; then
+     ENABLE_JFR=false
+   else
+    AC_MSG_ERROR([Invalid argument to --enable-jfr])
+   fi
+ 
+   AC_SUBST(ENABLE_JFR)
+ 
    if test "x$OPENJDK_TARGET_CPU" = xarm ; then
      # Default to use link time optimizations on minimal on arm
      JVM_FEATURES_link_time_opt="link-time-opt"
    else
      JVM_FEATURES_link_time_opt=""