int parseCommandLine(int argc, char *argv[], InitArgs *args) {
int is_jar = FALSE;
int status = 1;
int i;
Property props[argc-1];
int props_count = 0;
for(i = 1; i < argc; i++) {
if(*argv[i] != '-') {
if(args->min_heap > args->max_heap) {
printf("Minimum heap size greater than max!\n");
goto exit;
}
if((args->props_count = props_count)) {
args->commandline_props = (Property*)sysMalloc(props_count * sizeof(Property));
memcpy(args->commandline_props, &props[0], props_count * sizeof(Property));
}
if(is_jar) {
args->classpath = argv[i];
argv[i] = "jamvm/java/lang/JarLauncher";
}
return i;
}
if(strcmp(argv[i], "-help") == 0) {
status = 0;
break;
} else if(strcmp(argv[i], "-X") == 0) {
showNonStandardOptions();
status = 0;
goto exit;
} else if(strcmp(argv[i], "-version") == 0) {
showVersionAndCopyright();
status = 0;
goto exit;
} else if(strcmp(argv[i], "-showversion") == 0) {
showVersionAndCopyright();
} else if(strcmp(argv[i], "-fullversion") == 0) {
showFullVersion();
status = 0;
goto exit;
} else if(strncmp(argv[i], "-verbose", 8) == 0) {
char *type = &argv[i][8];
if(*type == '\0' || strcmp(type, ":class") == 0)
args->verboseclass = TRUE;
else if(strcmp(type, ":gc") == 0 || strcmp(type, "gc") == 0)
args->verbosegc = TRUE;
else if(strcmp(type, ":jni") == 0)
args->verbosedll = TRUE;
} else if(strcmp(argv[i], "-Xnoasyncgc") == 0)
args->noasyncgc = TRUE;
else if(strncmp(argv[i], "-ms", 3) == 0 || strncmp(argv[i], "-Xms", 4) == 0) {
args->min_heap = parseMemValue(argv[i] + (argv[i][1] == 'm' ? 3 : 4));
if(args->min_heap < MIN_HEAP) {
printf("Invalid minimum heap size: %s (min %dK)\n", argv[i], MIN_HEAP/KB);
goto exit;
}
} else if(strncmp(argv[i], "-mx", 3) == 0 || strncmp(argv[i], "-Xmx", 4) == 0) {
args->max_heap = parseMemValue(argv[i] + (argv[i][1] == 'm' ? 3 : 4));
if(args->max_heap < MIN_HEAP) {
printf("Invalid maximum heap size: %s (min is %dK)\n", argv[i], MIN_HEAP/KB);
goto exit;
}
} else if(strncmp(argv[i], "-ss", 3) == 0 || strncmp(argv[i], "-Xss", 4) == 0) {
args->java_stack = parseMemValue(argv[i] + (argv[i][1] == 's' ? 3 : 4));
if(args->java_stack < MIN_STACK) {
printf("Invalid Java stack size: %s (min is %dK)\n", argv[i], MIN_STACK/KB);
goto exit;
}
} else if(strncmp(argv[i], "-D", 2) == 0) {
char *pntr, *key = strcpy(sysMalloc(strlen(argv[i]+2) + 1), argv[i]+2);
for(pntr = key; *pntr && (*pntr != '='); pntr++);
if(*pntr)
*pntr++ = '\0';
props[props_count].key = key;
props[props_count++].value = pntr;
} else if(strcmp(argv[i], "-classpath") == 0 || strcmp(argv[i], "-cp") == 0) {
if(i == (argc-1)) {
printf("%s : missing path list\n", argv[i]);
goto exit;
}
args->classpath = argv[++i];
} else if(strncmp(argv[i], "-Xbootclasspath:", 16) == 0) {
args->bootpathopt = '\0';
args->bootpath = argv[i] + 16;
} else if(strncmp(argv[i], "-Xbootclasspath/a:", 18) == 0 ||
strncmp(argv[i], "-Xbootclasspath/p:", 18) == 0 ||
strncmp(argv[i], "-Xbootclasspath/c:", 18) == 0 ||
strncmp(argv[i], "-Xbootclasspath/v:", 18) == 0) {
args->bootpathopt = argv[i][16];
args->bootpath = argv[i] + 18;
} else if(strcmp(argv[i], "-jar") == 0) {
is_jar = TRUE;
} else if(strcmp(argv[i], "-Xnocompact") == 0) {
args->compact_specified = TRUE;
args->do_compact = FALSE;
} else if(strcmp(argv[i], "-Xcompactalways") == 0) {
args->compact_specified = args->do_compact = TRUE;
#ifdef INLINING
} else if(strcmp(argv[i], "-Xnoinlining") == 0) {
/* Turning inlining off is equivalent to setting
code memory to zero */
args->codemem = 0;
} else if(strncmp(argv[i], "-Xreplication:", 14) == 0) {
char *pntr = argv[i] + 14;
if(strcmp(pntr, "none") == 0)
args->replication = INT_MAX;
else
if(strcmp(pntr, "always") == 0)
args->replication = 0;
else
args->replication = strtol(pntr, NULL, 0);
} else if(strncmp(argv[i], "-Xcodemem:", 10) == 0) {
char *pntr = argv[i] + 10;
args->codemem = strncmp(pntr, "unlimited", 10) == 0 ?
INT_MAX : parseMemValue(pntr);
} else if(strcmp(argv[i], "-Xshowreloc") == 0) {
showRelocatability();
status = 0;
goto exit;
#endif
} else {
printf("Unrecognised command line option: %s\n", argv[i]);
break;
}
}
showUsage(argv[0]);
exit:
exit(status);
}
int parseCommonOpts(char *string, InitArgs *args, int is_jni) {
int status = OPT_OK;
if(strcmp(string, "-Xasyncgc") == 0)
args->asyncgc = TRUE;
else if(strncmp(string, "-Xms", 4) == 0 ||
(!is_jni && strncmp(string, "-ms", 3) == 0)) {
char *value = string + (string[1] == 'm' ? 3 : 4);
args->min_heap = parseMemValue(value);
if(args->min_heap < MIN_HEAP) {
optError(args, "Invalid minimum heap size: %s (min %dK)\n",
string, MIN_HEAP/KB);
status = OPT_ERROR;
}
} else if(strncmp(string, "-Xmx", 4) == 0 ||
(!is_jni && strncmp(string, "-mx", 3) == 0)) {
char *value = string + (string[1] == 'm' ? 3 : 4);
args->max_heap = parseMemValue(value);
if(args->max_heap < MIN_HEAP) {
optError(args, "Invalid maximum heap size: %s (min is %dK)\n",
string, MIN_HEAP/KB);
status = OPT_ERROR;
}
} else if(strncmp(string, "-Xss", 4) == 0 ||
(!is_jni && strncmp(string, "-ss", 3) == 0)) {
char *value = string + (string[1] == 'm' ? 3 : 4);
args->java_stack = parseMemValue(value);
if(args->java_stack < MIN_STACK) {
optError(args, "Invalid Java stack size: %s (min is %dK)\n",
string, MIN_STACK/KB);
status = OPT_ERROR;
}
} else if(strncmp(string, "-D", 2) == 0) {
char *key = strcpy(sysMalloc(strlen(string + 2) + 1), string + 2);
char *pntr;
for(pntr = key; *pntr && (*pntr != '='); pntr++);
if(*pntr)
*pntr++ = '\0';
args->commandline_props[args->props_count].key = key;
args->commandline_props[args->props_count++].value = pntr;
} else if(strncmp(string, "-Xbootclasspath:", 16) == 0) {
args->bootpath = string + 16;
args->bootpath_p = args->bootpath_a = NULL;
} else if(strncmp(string, "-Xbootclasspath/a:", 18) == 0) {
args->bootpath_a = string + 18;
} else if(strncmp(string, "-Xbootclasspath/p:", 18) == 0) {
args->bootpath_p = string + 18;
} else if(strcmp(string, "-Xnocompact") == 0) {
args->compact_specified = TRUE;
args->do_compact = FALSE;
} else if(strcmp(string, "-Xcompactalways") == 0) {
args->compact_specified = args->do_compact = TRUE;
} else if(strcmp(string, "-Xtracejnisigs") == 0) {
args->trace_jni_sigs = TRUE;
#ifdef INLINING
} else if(strcmp(string, "-Xnoinlining") == 0) {
/* Turning inlining off is equivalent to setting
code memory to zero */
args->codemem = 0;
} else if(strcmp(string, "-Xnoprofiling") == 0) {
args->profiling = FALSE;
} else if(strcmp(string, "-Xnopatching") == 0) {
args->branch_patching = FALSE;
} else if(strcmp(string, "-Xnopatchingdup") == 0) {
args->branch_patching_dup = FALSE;
} else if(strcmp(string, "-Xnojoinblocks") == 0) {
args->join_blocks = FALSE;
} else if(strcmp(string, "-Xcodestats") == 0) {
args->print_codestats = TRUE;
} else if(strncmp(string, "-Xprofiling:", 12) == 0) {
args->profile_threshold = strtol(string + 12, NULL, 0);
} else if(strncmp(string, "-Xreplication:", 14) == 0) {
char *pntr = string + 14;
if(strcmp(pntr, "none") == 0)
args->replication_threshold = INT_MAX;
else
if(strcmp(pntr, "always") == 0)
args->replication_threshold = 0;
else
args->replication_threshold = strtol(pntr, NULL, 0);
} else if(strncmp(string, "-Xcodemem:", 10) == 0) {
char *pntr = string + 10;
args->codemem = strncmp(pntr, "unlimited", 10) == 0 ?
INT_MAX : parseMemValue(pntr);
} else if(strcmp(string, "-Xshowreloc") == 0) {
showRelocatability();
#endif
#ifdef HAVE_PROFILE_STUBS
} else if(strcmp(string, "-Xdumpstubsprofiles") == 0) {
args->dump_stubs_profiles = TRUE;
#endif
/* Compatibility options */
} else {
int i;
for(i = 0; compat[i].option != NULL; i++) {
int len = strlen(compat[i].option);
if(strncmp(string, compat[i].option, len) == 0 &&
(((compat[i].flags & OPT_ARG) && string[len] == ':') ||
((compat[i].flags & OPT_NOARG) && string[len] == '\0')))
break;
}
if(compat[i].option == NULL)
status = OPT_UNREC;
}
return status;
}
