According to comment in java/lang/System.java these properties
must be set. Otherwise we might experience NullPointerExceptions
in programs that expect those properties to be set.
The only required properties which are missing are:
'java.class.path' and 'java.home'.
Signed-off-by: Tomek Grabiec <tgrab...@gmail.com>
---
vm/jato.c | 33 +++++++++++++++++++++++++++------
1 files changed, 27 insertions(+), 6 deletions(-)
diff --git a/vm/jato.c b/vm/jato.c
index aaaa553..6b4bcdd 100644
--- a/vm/jato.c
+++ b/vm/jato.c
@@ -34,6 +34,7 @@
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
+#include <sys/utsname.h>
#include <time.h>
#include <unistd.h>
@@ -190,12 +191,25 @@ struct system_property {
};
static struct system_property system_properties[] = {
- { "java.vm.name", "jato" },
- { "java.io.tmpdir", "/tmp" },
- { "file.separator", "/" },
- { "path.separator", ":" },
- { "line.separator", "\n" },
- { "os.name", "Linux" },
+ { "java.vm.name", "jato"
},
+ { "java.vm.vendor", "Pekka Enberg"
},
+ { "java.vm.vendor.url",
"http://jatovm.sourceforge.net/"},
+ { "java.io.tmpdir", "/tmp"
},
+ { "file.separator", "/"
},
+ { "path.separator", ":"
},
+ { "line.separator", "\n"
},
+ { "java.version", "1.4"
},
+ { "java.vendor", "GNU Classpath"
},
+ { "java.vendor.url", "http://www.classpath.org";
},
+ { "java.vm.specification.version", "1.0"
},
+ { "java.vm.specification.vendor", "Sun Microsystems, Inc."
},
+ { "java.vm.specification.name", "Java Virtual Machine
Specification"},
+ { "java.specification.version", "1.4"
},
+ { "java.specification.vendor", "Sun Microsystems, Inc."
},
+ { "java.specification.name", "Java Platform API
Specification"},
+ { "java.class.version", "48.0"
},
+ { "java.compiler", "jato"
},
+ { "java.ext.dirs", ""
},
};
/*
@@ -225,6 +239,13 @@ static void init_system_properties(void)
add_system_property_const("user.name", getenv("USER"));
add_system_property_const("user.home", getenv("HOME"));
+
+ struct utsname info;
+
+ uname(&info);
+ add_system_property_const("os.arch", ARCH_NAME);
+ add_system_property_const("os.name", info.sysname);
+ add_system_property_const("os.version", info.release);
}
static void native_vmsystemproperties_preinit(struct vm_object *p)
--
1.6.0.6
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