gij is a Java bytecode interpreter included with
gij is not available on every platform; porting it requires a
small amount of assembly programming which has not been done for all the
targets supported by gcj.
The primary argument to
gij is the name of a class or, with
-jar, a jar file. Options before this argument are interpreted
gij; remaining options are passed to the interpreted program.
If a class name is specified and this class does not have a
method with the appropriate signature (a
static void method with
String as its sole argument), then
gij will print an
error and exit.
If a jar file is specified then
gij will use information in it to
determine which class'
main method will be invoked.
gij will invoke the
main method with all the remaining
gij is not limited to interpreting code. Because
libgcj includes a class loader which can dynamically load shared
objects, it is possible to give
gij the name of a class which has
been compiled and put into a shared library on the class path.
CLASSPATHenvironment variable. Note that this option is ignored if
-Xby itself will cause
gijto list all the supported
-Xoptions. Currently there are none. Unrecognized
-Xoptions are ignored, for compatibility with other runtimes.
gijshould be interpreted as the name of a jar file, not a class.