URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libjava/] [gij.cc] - Rev 767
Go to most recent revision | Compare with Previous | Blame | View Log
/* Copyright (C) 1999-2007 Free Software Foundation This file is part of libgcj. This software is copyrighted work licensed under the terms of the Libgcj License. Please consult the file "LIBGCJ_LICENSE" for details. */ #include <config.h> #include <jvm.h> #include <gcj/cni.h> #include <stdio.h> #include <string.h> #include <stdlib.h> static void help () { printf ("Usage: gij [OPTION] ... CLASS [ARGS] ...\n"); printf (" to interpret Java bytecodes, or\n"); printf (" gij -jar [OPTION] ... JARFILE [ARGS] ...\n"); printf (" to execute a jar file\n\n"); printf (" --cp LIST set class path\n"); printf (" --classpath LIST set class path\n"); printf (" -DVAR=VAL define property VAR with value VAL\n"); printf (" -?, --help print this help, then exit\n"); printf (" -X print help on supported -X options, then exit\n"); printf (" --ms=NUMBER set initial heap size\n"); printf (" --mx=NUMBER set maximum heap size\n"); printf (" --verbose[:class] print information about class loading\n"); printf (" --showversion print version number, then keep going\n"); printf (" --version print version number, then exit\n"); printf ("\nOptions can be specified with `-' or `--'.\n"); printf ("\nSee http://gcc.gnu.org/java/ for information on reporting bugs\n"); exit (0); } static void version () { printf ("java version \"" JV_VERSION "\"\n"); printf ("gij (GNU libgcj) version %s\n\n", __VERSION__); printf ("Copyright (C) 2007 Free Software Foundation, Inc.\n"); printf ("This is free software; see the source for copying conditions. There is NO\n"); printf ("warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n"); } static void nonstandard_opts_help () { printf (" -Xms<size> set initial heap size\n"); printf (" -Xmx<size> set maximum heap size\n"); printf (" -Xss<size> set thread stack size\n"); exit (0); } static void add_option (JvVMInitArgs& vm_args, char const* option, void const* extra) { vm_args.options = (JvVMOption*) JvRealloc (vm_args.options, (vm_args.nOptions + 1) * sizeof (JvVMOption)); vm_args.options[vm_args.nOptions].optionString = const_cast<char*> (option); vm_args.options[vm_args.nOptions].extraInfo = const_cast<void*> (extra); ++vm_args.nOptions; } int main (int argc, char const** argv) { JvVMInitArgs vm_args; bool jar_mode = false; vm_args.options = NULL; vm_args.nOptions = 0; vm_args.ignoreUnrecognized = true; // Command-line options always override the CLASSPATH environment // variable. char *classpath = getenv("CLASSPATH"); if (classpath) { char* darg = (char*) JvMalloc (strlen (classpath) + sizeof ("-Djava.class.path=")); sprintf (darg, "-Djava.class.path=%s", classpath); add_option (vm_args, darg, NULL); } // Handle arguments to the java command. Store in vm_args arguments // handled by the invocation API. int i; for (i = 1; i < argc; ++i) { char* arg = const_cast<char*> (argv[i]); // A non-option stops processing. if (arg[0] != '-') break; // A "--" stops processing. if (! strcmp (arg, "--")) { ++i; break; } // Allow both single or double hyphen for all options. if (arg[1] == '-') ++arg; // Ignore JIT options if (! strcmp (arg, "-client")) continue; else if (! strcmp (arg, "-server")) continue; else if (! strcmp (arg, "-hotspot")) continue; else if (! strcmp (arg, "-jrockit")) continue; // JVM Tool Interface options. else if (! strncmp (arg, "-agentlib:", sizeof ("-agentlib:") - 1)) add_option (vm_args, arg, NULL); else if (! strncmp (arg, "-agentpath:", sizeof ("-agentpath:") - 1)) add_option (vm_args, arg, NULL); else if (! strcmp (arg, "-classpath") || ! strcmp (arg, "-cp")) { if (i >= argc - 1) { no_arg: fprintf (stderr, "gij: option requires an argument -- `%s'\n", argv[i]); fprintf (stderr, "Try `gij --help' for more information.\n"); exit (1); } // Sun seems to translate the -classpath option into // -Djava.class.path because if both -classpath and // -Djava.class.path are specified on the java command line, // the last one always wins. char* darg = (char*) JvMalloc (strlen (argv[++i]) + sizeof ("-Djava.class.path=")); sprintf (darg, "-Djava.class.path=%s", argv[i]); add_option (vm_args, darg, NULL); } else if (! strcmp (arg, "-debug")) { char* xarg = strdup ("-Xdebug"); add_option (vm_args, xarg, NULL); } else if (! strncmp (arg, "-D", sizeof ("-D") - 1)) add_option (vm_args, arg, NULL); // Ignore 32/64-bit JIT options else if (! strcmp (arg, "-d32") || ! strcmp (arg, "-d64")) continue; else if (! strncmp (arg, "-enableassertions", sizeof ("-enableassertions") - 1) || ! strncmp (arg, "-ea", sizeof ("-ea") - 1)) { // FIXME: hook up assertion support continue; } else if (! strncmp (arg, "-disableassertions", sizeof ("-disableassertions") - 1) || ! strncmp (arg, "-da", sizeof ("-da") - 1)) { // FIXME: hook up assertion support continue; } else if (! strcmp (arg, "-enablesystemassertions") || ! strcmp (arg, "-esa")) { // FIXME: hook up system assertion support continue; } else if (! strcmp (arg, "-disablesystemassertions") || ! strcmp (arg, "-dsa")) { // FIXME continue; } else if (! strcmp (arg, "-jar")) { jar_mode = true; continue; } // Ignore java.lang.instrument option else if (! strncmp (arg, "-javaagent:", sizeof ("-javaagent:") - 1)) continue; else if (! strcmp (arg, "-noclassgc")) { char* xarg = strdup ("-Xnoclassgc"); add_option (vm_args, xarg, NULL); } // -ms=n else if (! strncmp (arg, "-ms=", sizeof ("-ms=") - 1)) { arg[1] = 'X'; arg[2] = 'm'; arg[3] = 's'; add_option (vm_args, arg, NULL); } // -ms n else if (! strcmp (arg, "-ms")) { if (i >= argc - 1) goto no_arg; char* xarg = (char*) JvMalloc (strlen (argv[++i]) + sizeof ("-Xms")); sprintf (xarg, "-Xms%s", argv[i]); add_option (vm_args, xarg, NULL); } // -msn else if (! strncmp (arg, "-ms", sizeof ("-ms") - 1)) { char* xarg = (char*) JvMalloc (strlen (arg) + sizeof ("X")); sprintf (xarg, "-Xms%s", arg + sizeof ("-Xms") - 1); add_option (vm_args, xarg, NULL); } // -mx=n else if (! strncmp (arg, "-mx=", sizeof ("-mx=") - 1)) { arg[1] = 'X'; arg[2] = 'm'; arg[3] = 'x'; add_option (vm_args, arg, NULL); } // -mx n else if (! strcmp (arg, "-mx")) { if (i >= argc - 1) goto no_arg; char* xarg = (char*) JvMalloc (strlen (argv[++i]) + sizeof ("-Xmx")); sprintf (xarg, "-Xmx%s", argv[i]); add_option (vm_args, xarg, NULL); } // -mxn else if (! strncmp (arg, "-mx", sizeof ("-mx") - 1)) { char* xarg = (char*) JvMalloc (strlen (arg) + sizeof ("X")); sprintf (xarg, "-Xmx%s", arg + sizeof ("-Xmx") - 1); add_option (vm_args, xarg, NULL); } // -ss=n else if (! strncmp (arg, "-ss=", sizeof ("-ss=") - 1)) { arg[1] = 'X'; arg[2] = 's'; arg[3] = 's'; add_option (vm_args, arg, NULL); } // -ss n else if (! strcmp (arg, "-ss")) { if (i >= argc - 1) goto no_arg; char* xarg = (char*) JvMalloc (strlen (argv[++i]) + sizeof ("-Xss")); sprintf (xarg, "-Xss%s", argv[i]); add_option (vm_args, xarg, NULL); } // -ssn else if (! strncmp (arg, "-ss", sizeof ("-ss") - 1)) { char* xarg = (char*) JvMalloc (strlen (arg) + sizeof ("X")); sprintf (xarg, "-Xss%s", arg + sizeof ("-Xss") - 1); add_option (vm_args, xarg, NULL); } // This handles all the option variants that begin with // -verbose. else if (! strncmp (arg, "-verbose", 8)) add_option (vm_args, arg, NULL); else if (! strcmp (arg, "-version")) { version (); exit (0); } else if (! strcmp (arg, "-fullversion")) { printf ("java full version \"gcj-" JV_VERSION "\"\n"); exit (0); } else if (! strcmp (arg, "-showversion")) version (); else if (! strcmp (arg, "-help") || ! strcmp (arg, "-?")) help (); else if (! strcmp (arg, "-X")) nonstandard_opts_help (); else if (! strncmp (arg, "-X", 2)) add_option (vm_args, arg, NULL); // Obsolete options recognized for backwards-compatibility. else if (! strcmp (arg, "-verify") || ! strcmp (arg, "-verifyremote")) continue; else if (! strcmp (arg, "-noverify")) { gcj::verifyClasses = false; } else { fprintf (stderr, "gij: unrecognized option -- `%s'\n", argv[i]); fprintf (stderr, "Try `gij --help' for more information.\n"); exit (1); } } if (argc - i < 1) { fprintf (stderr, "Usage: gij [OPTION] ... CLASS [ARGS] ...\n"); fprintf (stderr, " to invoke CLASS.main, or\n"); fprintf (stderr, " gij -jar [OPTION] ... JARFILE [ARGS] ...\n"); fprintf (stderr, " to execute a jar file\n"); fprintf (stderr, "Try `gij --help' for more information.\n"); exit (1); } // -jar mode overrides all other modes of specifying class path: // CLASSPATH, -Djava.class.path, -classpath and -cp. if (jar_mode) { char* darg = (char*) JvMalloc (strlen (argv[i]) + sizeof ("-Djava.class.path=")); sprintf (darg, "-Djava.class.path=%s", argv[i]); add_option (vm_args, darg, NULL); } _Jv_RunMain (&vm_args, NULL, argv[i], argc - i, (char const**) (argv + i), jar_mode); }
Go to most recent revision | Compare with Previous | Blame | View Log