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rev 7124 : 8073944: Simplify ArgumentsExt and remove unneeded functionallity
Reviewed-by: kbarrett, dholmes
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--- old/hotspot/src/share/vm/runtime/arguments.hpp
+++ new/hotspot/src/share/vm/runtime/arguments.hpp
1 1 /*
2 2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
3 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 4 *
5 5 * This code is free software; you can redistribute it and/or modify it
6 6 * under the terms of the GNU General Public License version 2 only, as
7 7 * published by the Free Software Foundation.
8 8 *
9 9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 12 * version 2 for more details (a copy is included in the LICENSE file that
13 13 * accompanied this code).
14 14 *
15 15 * You should have received a copy of the GNU General Public License version
16 16 * 2 along with this work; if not, write to the Free Software Foundation,
17 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 18 *
19 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 20 * or visit www.oracle.com if you need additional information or have any
21 21 * questions.
22 22 *
23 23 */
24 24
25 25 #ifndef SHARE_VM_RUNTIME_ARGUMENTS_HPP
26 26 #define SHARE_VM_RUNTIME_ARGUMENTS_HPP
27 27
28 28 #include "runtime/java.hpp"
29 29 #include "runtime/perfData.hpp"
30 30 #include "utilities/debug.hpp"
31 31 #include "utilities/top.hpp"
32 32
33 33 // Arguments parses the command line and recognizes options
34 34
35 35 // Invocation API hook typedefs (these should really be defined in jni.hpp)
36 36 extern "C" {
37 37 typedef void (JNICALL *abort_hook_t)(void);
38 38 typedef void (JNICALL *exit_hook_t)(jint code);
39 39 typedef jint (JNICALL *vfprintf_hook_t)(FILE *fp, const char *format, va_list args) ATTRIBUTE_PRINTF(2, 0);
40 40 }
41 41
42 42 // Forward declarations
43 43
44 44 class SysClassPath;
45 45
46 46 // Element describing System and User (-Dkey=value flags) defined property.
47 47
48 48 class SystemProperty: public CHeapObj<mtInternal> {
49 49 private:
50 50 char* _key;
51 51 char* _value;
52 52 SystemProperty* _next;
53 53 bool _writeable;
54 54 bool writeable() { return _writeable; }
55 55
56 56 public:
57 57 // Accessors
58 58 const char* key() const { return _key; }
59 59 char* value() const { return _value; }
60 60 SystemProperty* next() const { return _next; }
61 61 void set_next(SystemProperty* next) { _next = next; }
62 62 bool set_value(char *value) {
63 63 if (writeable()) {
64 64 if (_value != NULL) {
65 65 FreeHeap(_value);
66 66 }
67 67 _value = AllocateHeap(strlen(value)+1, mtInternal);
68 68 if (_value != NULL) {
69 69 strcpy(_value, value);
70 70 }
71 71 return true;
72 72 }
73 73 return false;
74 74 }
75 75
76 76 void append_value(const char *value) {
77 77 char *sp;
78 78 size_t len = 0;
79 79 if (value != NULL) {
80 80 len = strlen(value);
81 81 if (_value != NULL) {
82 82 len += strlen(_value);
83 83 }
84 84 sp = AllocateHeap(len+2, mtInternal);
85 85 if (sp != NULL) {
86 86 if (_value != NULL) {
87 87 strcpy(sp, _value);
88 88 strcat(sp, os::path_separator());
89 89 strcat(sp, value);
90 90 FreeHeap(_value);
91 91 } else {
92 92 strcpy(sp, value);
93 93 }
94 94 _value = sp;
95 95 }
96 96 }
97 97 }
98 98
99 99 // Constructor
100 100 SystemProperty(const char* key, const char* value, bool writeable) {
101 101 if (key == NULL) {
102 102 _key = NULL;
103 103 } else {
104 104 _key = AllocateHeap(strlen(key)+1, mtInternal);
105 105 strcpy(_key, key);
106 106 }
107 107 if (value == NULL) {
108 108 _value = NULL;
109 109 } else {
110 110 _value = AllocateHeap(strlen(value)+1, mtInternal);
111 111 strcpy(_value, value);
112 112 }
113 113 _next = NULL;
114 114 _writeable = writeable;
115 115 }
116 116 };
117 117
118 118
119 119 // For use by -agentlib, -agentpath and -Xrun
120 120 class AgentLibrary : public CHeapObj<mtInternal> {
121 121 friend class AgentLibraryList;
122 122 public:
123 123 // Is this library valid or not. Don't rely on os_lib == NULL as statically
124 124 // linked lib could have handle of RTLD_DEFAULT which == 0 on some platforms
125 125 enum AgentState {
126 126 agent_invalid = 0,
127 127 agent_valid = 1
128 128 };
129 129
130 130 private:
131 131 char* _name;
132 132 char* _options;
133 133 void* _os_lib;
134 134 bool _is_absolute_path;
135 135 bool _is_static_lib;
136 136 AgentState _state;
137 137 AgentLibrary* _next;
138 138
139 139 public:
140 140 // Accessors
141 141 const char* name() const { return _name; }
142 142 char* options() const { return _options; }
143 143 bool is_absolute_path() const { return _is_absolute_path; }
144 144 void* os_lib() const { return _os_lib; }
145 145 void set_os_lib(void* os_lib) { _os_lib = os_lib; }
146 146 AgentLibrary* next() const { return _next; }
147 147 bool is_static_lib() const { return _is_static_lib; }
148 148 void set_static_lib(bool is_static_lib) { _is_static_lib = is_static_lib; }
149 149 bool valid() { return (_state == agent_valid); }
150 150 void set_valid() { _state = agent_valid; }
151 151 void set_invalid() { _state = agent_invalid; }
152 152
153 153 // Constructor
154 154 AgentLibrary(const char* name, const char* options, bool is_absolute_path, void* os_lib) {
155 155 _name = AllocateHeap(strlen(name)+1, mtInternal);
156 156 strcpy(_name, name);
157 157 if (options == NULL) {
158 158 _options = NULL;
159 159 } else {
160 160 _options = AllocateHeap(strlen(options)+1, mtInternal);
161 161 strcpy(_options, options);
162 162 }
163 163 _is_absolute_path = is_absolute_path;
164 164 _os_lib = os_lib;
165 165 _next = NULL;
166 166 _state = agent_invalid;
167 167 _is_static_lib = false;
168 168 }
169 169 };
170 170
171 171 // maintain an order of entry list of AgentLibrary
172 172 class AgentLibraryList VALUE_OBJ_CLASS_SPEC {
173 173 private:
174 174 AgentLibrary* _first;
175 175 AgentLibrary* _last;
176 176 public:
177 177 bool is_empty() const { return _first == NULL; }
178 178 AgentLibrary* first() const { return _first; }
179 179
180 180 // add to the end of the list
181 181 void add(AgentLibrary* lib) {
182 182 if (is_empty()) {
183 183 _first = _last = lib;
184 184 } else {
185 185 _last->_next = lib;
186 186 _last = lib;
187 187 }
188 188 lib->_next = NULL;
189 189 }
190 190
191 191 // search for and remove a library known to be in the list
192 192 void remove(AgentLibrary* lib) {
193 193 AgentLibrary* curr;
194 194 AgentLibrary* prev = NULL;
195 195 for (curr = first(); curr != NULL; prev = curr, curr = curr->next()) {
196 196 if (curr == lib) {
197 197 break;
198 198 }
199 199 }
200 200 assert(curr != NULL, "always should be found");
201 201
202 202 if (curr != NULL) {
203 203 // it was found, by-pass this library
204 204 if (prev == NULL) {
205 205 _first = curr->_next;
206 206 } else {
207 207 prev->_next = curr->_next;
208 208 }
209 209 if (curr == _last) {
210 210 _last = prev;
211 211 }
212 212 curr->_next = NULL;
213 213 }
214 214 }
215 215
216 216 AgentLibraryList() {
217 217 _first = NULL;
218 218 _last = NULL;
219 219 }
220 220 };
221 221
222 222
223 223 class Arguments : AllStatic {
224 224 friend class VMStructs;
225 225 friend class JvmtiExport;
226 226 public:
227 227 // Operation modi
228 228 enum Mode {
229 229 _int, // corresponds to -Xint
230 230 _mixed, // corresponds to -Xmixed
231 231 _comp // corresponds to -Xcomp
232 232 };
233 233
234 234 enum ArgsRange {
235 235 arg_unreadable = -3,
236 236 arg_too_small = -2,
237 237 arg_too_big = -1,
238 238 arg_in_range = 0
239 239 };
240 240
241 241 private:
242 242
243 243 // an array containing all flags specified in the .hotspotrc file
244 244 static char** _jvm_flags_array;
245 245 static int _num_jvm_flags;
246 246 // an array containing all jvm arguments specified in the command line
247 247 static char** _jvm_args_array;
248 248 static int _num_jvm_args;
249 249 // string containing all java command (class/jarfile name and app args)
250 250 static char* _java_command;
251 251
252 252 // Property list
253 253 static SystemProperty* _system_properties;
254 254
255 255 // Quick accessor to System properties in the list:
256 256 static SystemProperty *_java_ext_dirs;
257 257 static SystemProperty *_java_endorsed_dirs;
258 258 static SystemProperty *_sun_boot_library_path;
259 259 static SystemProperty *_java_library_path;
260 260 static SystemProperty *_java_home;
261 261 static SystemProperty *_java_class_path;
262 262 static SystemProperty *_sun_boot_class_path;
263 263
264 264 // Meta-index for knowing what packages are in the boot class path
265 265 static char* _meta_index_path;
266 266 static char* _meta_index_dir;
267 267
268 268 // java.vendor.url.bug, bug reporting URL for fatal errors.
269 269 static const char* _java_vendor_url_bug;
270 270
271 271 // sun.java.launcher, private property to provide information about
272 272 // java/gamma launcher
273 273 static const char* _sun_java_launcher;
274 274
275 275 // sun.java.launcher.pid, private property
276 276 static int _sun_java_launcher_pid;
277 277
278 278 // was this VM created by the gamma launcher
279 279 static bool _created_by_gamma_launcher;
280 280
281 281 // Option flags
282 282 static bool _has_profile;
283 283 static const char* _gc_log_filename;
284 284 // Value of the conservative maximum heap alignment needed
285 285 static size_t _conservative_max_heap_alignment;
286 286
287 287 static uintx _min_heap_size;
288 288
289 289 // Used to store original flag values
290 290 static uintx _min_heap_free_ratio;
291 291 static uintx _max_heap_free_ratio;
292 292
293 293 // -Xrun arguments
294 294 static AgentLibraryList _libraryList;
295 295 static void add_init_library(const char* name, char* options)
296 296 { _libraryList.add(new AgentLibrary(name, options, false, NULL)); }
297 297
298 298 // -agentlib and -agentpath arguments
299 299 static AgentLibraryList _agentList;
300 300 static void add_init_agent(const char* name, char* options, bool absolute_path)
301 301 { _agentList.add(new AgentLibrary(name, options, absolute_path, NULL)); }
302 302
303 303 // Late-binding agents not started via arguments
304 304 static void add_loaded_agent(AgentLibrary *agentLib)
305 305 { _agentList.add(agentLib); }
306 306 static void add_loaded_agent(const char* name, char* options, bool absolute_path, void* os_lib)
307 307 { _agentList.add(new AgentLibrary(name, options, absolute_path, os_lib)); }
308 308
309 309 // Operation modi
310 310 static Mode _mode;
311 311 static void set_mode_flags(Mode mode);
312 312 static bool _java_compiler;
313 313 static void set_java_compiler(bool arg) { _java_compiler = arg; }
314 314 static bool java_compiler() { return _java_compiler; }
315 315
316 316 // -Xdebug flag
317 317 static bool _xdebug_mode;
318 318 static void set_xdebug_mode(bool arg) { _xdebug_mode = arg; }
319 319 static bool xdebug_mode() { return _xdebug_mode; }
320 320
321 321 // Used to save default settings
322 322 static bool _AlwaysCompileLoopMethods;
323 323 static bool _UseOnStackReplacement;
324 324 static bool _BackgroundCompilation;
325 325 static bool _ClipInlining;
326 326 static bool _CIDynamicCompilePriority;
327 327
328 328 // Tiered
329 329 static void set_tiered_flags();
330 330 static int get_min_number_of_compiler_threads();
331 331 // CMS/ParNew garbage collectors
332 332 static void set_parnew_gc_flags();
333 333 static void set_cms_and_parnew_gc_flags();
334 334 // UseParallel[Old]GC
335 335 static void set_parallel_gc_flags();
336 336 // Garbage-First (UseG1GC)
337 337 static void set_g1_gc_flags();
338 338 // GC ergonomics
339 339 static void set_conservative_max_heap_alignment();
340 340 static void set_use_compressed_oops();
341 341 static void set_use_compressed_klass_ptrs();
342 342 static void select_gc();
343 343 static void set_ergonomics_flags();
344 344 static void set_shared_spaces_flags();
345 345 // limits the given memory size by the maximum amount of memory this process is
346 346 // currently allowed to allocate or reserve.
347 347 static julong limit_by_allocatable_memory(julong size);
348 348 // Setup heap size
349 349 static void set_heap_size();
350 350 // Based on automatic selection criteria, should the
351 351 // low pause collector be used.
352 352 static bool should_auto_select_low_pause_collector();
353 353
354 354 // Bytecode rewriting
355 355 static void set_bytecode_flags();
356 356
357 357 // Invocation API hooks
358 358 static abort_hook_t _abort_hook;
359 359 static exit_hook_t _exit_hook;
360 360 static vfprintf_hook_t _vfprintf_hook;
361 361
362 362 // System properties
363 363 static bool add_property(const char* prop);
364 364
365 365 // Aggressive optimization flags.
366 366 static void set_aggressive_opts_flags();
367 367
368 368 // Argument parsing
369 369 static void do_pd_flag_adjustments();
370 370 static bool parse_argument(const char* arg, Flag::Flags origin);
371 371 static bool process_argument(const char* arg, jboolean ignore_unrecognized, Flag::Flags origin);
372 372 static void process_java_launcher_argument(const char*, void*);
373 373 static void process_java_compiler_argument(char* arg);
374 374 static jint parse_options_environment_variable(const char* name, SysClassPath* scp_p, bool* scp_assembly_required_p);
375 375 static jint parse_java_tool_options_environment_variable(SysClassPath* scp_p, bool* scp_assembly_required_p);
376 376 static jint parse_java_options_environment_variable(SysClassPath* scp_p, bool* scp_assembly_required_p);
377 377 static jint parse_vm_init_args(const JavaVMInitArgs* args);
378 378 static jint parse_each_vm_init_arg(const JavaVMInitArgs* args, SysClassPath* scp_p, bool* scp_assembly_required_p, Flag::Flags origin);
379 379 static jint finalize_vm_init_args(SysClassPath* scp_p, bool scp_assembly_required);
380 380 static bool is_bad_option(const JavaVMOption* option, jboolean ignore, const char* option_type);
381 381
382 382 static bool is_bad_option(const JavaVMOption* option, jboolean ignore) {
383 383 return is_bad_option(option, ignore, NULL);
384 384 }
385 385
386 386 static bool is_percentage(uintx val) {
387 387 return val <= 100;
388 388 }
389 389
390 390 static bool verify_interval(uintx val, uintx min,
391 391 uintx max, const char* name);
392 392 static bool verify_min_value(intx val, intx min, const char* name);
393 393 static bool verify_percentage(uintx value, const char* name);
394 394 static void describe_range_error(ArgsRange errcode);
395 395 static ArgsRange check_memory_size(julong size, julong min_size);
396 396 static ArgsRange parse_memory_size(const char* s, julong* long_arg,
397 397 julong min_size);
398 398 // Parse a string for a unsigned integer. Returns true if value
399 399 // is an unsigned integer greater than or equal to the minimum
400 400 // parameter passed and returns the value in uintx_arg. Returns
401 401 // false otherwise, with uintx_arg undefined.
402 402 static bool parse_uintx(const char* value, uintx* uintx_arg,
403 403 uintx min_size);
404 404
405 405 // methods to build strings from individual args
406 406 static void build_jvm_args(const char* arg);
407 407 static void build_jvm_flags(const char* arg);
408 408 static void add_string(char*** bldarray, int* count, const char* arg);
409 409 static const char* build_resource_string(char** args, int count);
410 410
411 411 static bool methodExists(
412 412 char* className, char* methodName,
413 413 int classesNum, char** classes, bool* allMethods,
414 414 int methodsNum, char** methods, bool* allClasses
415 415 );
416 416
417 417 static void parseOnlyLine(
418 418 const char* line,
419 419 short* classesNum, short* classesMax, char*** classes, bool** allMethods,
420 420 short* methodsNum, short* methodsMax, char*** methods, bool** allClasses
421 421 );
422 422
423 423 // Returns true if the string s is in the list of flags that have recently
424 424 // been made obsolete. If we detect one of these flags on the command
425 425 // line, instead of failing we print a warning message and ignore the
426 426 // flag. This gives the user a release or so to stop using the flag.
427 427 static bool is_newly_obsolete(const char* s, JDK_Version* buffer);
428 428
429 429 static short CompileOnlyClassesNum;
430 430 static short CompileOnlyClassesMax;
431 431 static char** CompileOnlyClasses;
432 432 static bool* CompileOnlyAllMethods;
433 433
434 434 static short CompileOnlyMethodsNum;
435 435 static short CompileOnlyMethodsMax;
436 436 static char** CompileOnlyMethods;
437 437 static bool* CompileOnlyAllClasses;
438 438
439 439 static short InterpretOnlyClassesNum;
440 440 static short InterpretOnlyClassesMax;
441 441 static char** InterpretOnlyClasses;
442 442 static bool* InterpretOnlyAllMethods;
443 443
444 444 static bool CheckCompileOnly;
445 445
446 446 static char* SharedArchivePath;
447 447
448 448 public:
449 449 // Parses the arguments, first phase
450 450 static jint parse(const JavaVMInitArgs* args);
451 451 // Apply ergonomics
452 452 static jint apply_ergo();
453 453 // Adjusts the arguments after the OS have adjusted the arguments
454 454 static jint adjust_after_os();
455 455
456 456 static void set_gc_specific_flags();
457 457 static inline bool gc_selected(); // whether a gc has been selected
458 458 static void select_gc_ergonomically();
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459 459
460 460 // Verifies that the given value will fit as a MinHeapFreeRatio. If not, an error
461 461 // message is returned in the provided buffer.
462 462 static bool verify_MinHeapFreeRatio(FormatBuffer<80>& err_msg, uintx min_heap_free_ratio);
463 463
464 464 // Verifies that the given value will fit as a MaxHeapFreeRatio. If not, an error
465 465 // message is returned in the provided buffer.
466 466 static bool verify_MaxHeapFreeRatio(FormatBuffer<80>& err_msg, uintx max_heap_free_ratio);
467 467
468 468 // Check for consistency in the selection of the garbage collector.
469 - static bool check_gc_consistency_user(); // Check user-selected gc
470 - static inline bool check_gc_consistency_ergo(); // Check ergonomic-selected gc
469 + static bool check_gc_consistency(); // Check user-selected gc
471 470 static void check_deprecated_gcs();
472 471 static void check_deprecated_gc_flags();
473 472 // Check consistecy or otherwise of VM argument settings
474 473 static bool check_vm_args_consistency();
475 474 // Check stack pages settings
476 475 static bool check_stack_pages();
477 476 // Used by os_solaris
478 477 static bool process_settings_file(const char* file_name, bool should_exist, jboolean ignore_unrecognized);
479 478
480 479 static size_t conservative_max_heap_alignment() { return _conservative_max_heap_alignment; }
481 480 // Return the maximum size a heap with compressed oops can take
482 481 static size_t max_heap_for_compressed_oops();
483 482
484 483 // return a char* array containing all options
485 484 static char** jvm_flags_array() { return _jvm_flags_array; }
486 485 static char** jvm_args_array() { return _jvm_args_array; }
487 486 static int num_jvm_flags() { return _num_jvm_flags; }
488 487 static int num_jvm_args() { return _num_jvm_args; }
489 488 // return the arguments passed to the Java application
490 489 static const char* java_command() { return _java_command; }
491 490
492 491 // print jvm_flags, jvm_args and java_command
493 492 static void print_on(outputStream* st);
494 493
495 494 // convenient methods to obtain / print jvm_flags and jvm_args
496 495 static const char* jvm_flags() { return build_resource_string(_jvm_flags_array, _num_jvm_flags); }
497 496 static const char* jvm_args() { return build_resource_string(_jvm_args_array, _num_jvm_args); }
498 497 static void print_jvm_flags_on(outputStream* st);
499 498 static void print_jvm_args_on(outputStream* st);
500 499
501 500 // -Dkey=value flags
502 501 static SystemProperty* system_properties() { return _system_properties; }
503 502 static const char* get_property(const char* key);
504 503
505 504 // -Djava.vendor.url.bug
506 505 static const char* java_vendor_url_bug() { return _java_vendor_url_bug; }
507 506
508 507 // -Dsun.java.launcher
509 508 static const char* sun_java_launcher() { return _sun_java_launcher; }
510 509 // Was VM created by a Java launcher?
511 510 static bool created_by_java_launcher();
512 511 // Was VM created by the gamma Java launcher?
513 512 static bool created_by_gamma_launcher();
514 513 // -Dsun.java.launcher.pid
515 514 static int sun_java_launcher_pid() { return _sun_java_launcher_pid; }
516 515
517 516 // -Xloggc:<file>, if not specified will be NULL
518 517 static const char* gc_log_filename() { return _gc_log_filename; }
519 518
520 519 // -Xprof
521 520 static bool has_profile() { return _has_profile; }
522 521
523 522 // -Xms, -Xmx
524 523 static uintx min_heap_size() { return _min_heap_size; }
525 524 static void set_min_heap_size(uintx v) { _min_heap_size = v; }
526 525
527 526 // Returns the original values of -XX:MinHeapFreeRatio and -XX:MaxHeapFreeRatio
528 527 static uintx min_heap_free_ratio() { return _min_heap_free_ratio; }
529 528 static uintx max_heap_free_ratio() { return _max_heap_free_ratio; }
530 529
531 530 // -Xrun
532 531 static AgentLibrary* libraries() { return _libraryList.first(); }
533 532 static bool init_libraries_at_startup() { return !_libraryList.is_empty(); }
534 533 static void convert_library_to_agent(AgentLibrary* lib)
535 534 { _libraryList.remove(lib);
536 535 _agentList.add(lib); }
537 536
538 537 // -agentlib -agentpath
539 538 static AgentLibrary* agents() { return _agentList.first(); }
540 539 static bool init_agents_at_startup() { return !_agentList.is_empty(); }
541 540
542 541 // abort, exit, vfprintf hooks
543 542 static abort_hook_t abort_hook() { return _abort_hook; }
544 543 static exit_hook_t exit_hook() { return _exit_hook; }
545 544 static vfprintf_hook_t vfprintf_hook() { return _vfprintf_hook; }
546 545
547 546 static bool GetCheckCompileOnly () { return CheckCompileOnly; }
548 547
549 548 static const char* GetSharedArchivePath() { return SharedArchivePath; }
550 549
551 550 static bool CompileMethod(char* className, char* methodName) {
552 551 return
553 552 methodExists(
554 553 className, methodName,
555 554 CompileOnlyClassesNum, CompileOnlyClasses, CompileOnlyAllMethods,
556 555 CompileOnlyMethodsNum, CompileOnlyMethods, CompileOnlyAllClasses
557 556 );
558 557 }
559 558
560 559 // Java launcher properties
561 560 static void process_sun_java_launcher_properties(JavaVMInitArgs* args);
562 561
563 562 // System properties
564 563 static void init_system_properties();
565 564
566 565 // Update/Initialize System properties after JDK version number is known
567 566 static void init_version_specific_system_properties();
568 567
569 568 // Property List manipulation
570 569 static void PropertyList_add(SystemProperty** plist, SystemProperty *element);
571 570 static void PropertyList_add(SystemProperty** plist, const char* k, char* v);
572 571 static void PropertyList_unique_add(SystemProperty** plist, const char* k, char* v) {
573 572 PropertyList_unique_add(plist, k, v, false);
574 573 }
575 574 static void PropertyList_unique_add(SystemProperty** plist, const char* k, char* v, jboolean append);
576 575 static const char* PropertyList_get_value(SystemProperty* plist, const char* key);
577 576 static int PropertyList_count(SystemProperty* pl);
578 577 static const char* PropertyList_get_key_at(SystemProperty* pl,int index);
579 578 static char* PropertyList_get_value_at(SystemProperty* pl,int index);
580 579
581 580 // Miscellaneous System property value getter and setters.
582 581 static void set_dll_dir(char *value) { _sun_boot_library_path->set_value(value); }
583 582 static void set_java_home(char *value) { _java_home->set_value(value); }
584 583 static void set_library_path(char *value) { _java_library_path->set_value(value); }
585 584 static void set_ext_dirs(char *value) { _java_ext_dirs->set_value(value); }
586 585 static void set_endorsed_dirs(char *value) { _java_endorsed_dirs->set_value(value); }
587 586 static void set_sysclasspath(char *value) { _sun_boot_class_path->set_value(value); }
588 587 static void append_sysclasspath(const char *value) { _sun_boot_class_path->append_value(value); }
589 588 static void set_meta_index_path(char* meta_index_path, char* meta_index_dir) {
590 589 _meta_index_path = meta_index_path;
591 590 _meta_index_dir = meta_index_dir;
592 591 }
593 592
594 593 static char* get_java_home() { return _java_home->value(); }
595 594 static char* get_dll_dir() { return _sun_boot_library_path->value(); }
596 595 static char* get_endorsed_dir() { return _java_endorsed_dirs->value(); }
597 596 static char* get_sysclasspath() { return _sun_boot_class_path->value(); }
598 597 static char* get_meta_index_path() { return _meta_index_path; }
599 598 static char* get_meta_index_dir() { return _meta_index_dir; }
600 599 static char* get_ext_dirs() { return _java_ext_dirs->value(); }
601 600 static char* get_appclasspath() { return _java_class_path->value(); }
602 601 static void fix_appclasspath();
603 602
604 603 // Operation modi
605 604 static Mode mode() { return _mode; }
606 605 static bool is_interpreter_only() { return mode() == _int; }
607 606
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608 607
609 608 // Utility: copies src into buf, replacing "%%" with "%" and "%p" with pid.
610 609 static bool copy_expand_pid(const char* src, size_t srclen, char* buf, size_t buflen);
611 610 };
612 611
613 612 bool Arguments::gc_selected() {
614 613 return UseConcMarkSweepGC || UseG1GC || UseParallelGC || UseParallelOldGC ||
615 614 UseParNewGC || UseSerialGC;
616 615 }
617 616
618 -bool Arguments::check_gc_consistency_ergo() {
619 - return check_gc_consistency_user();
620 -}
621 -
622 617 #endif // SHARE_VM_RUNTIME_ARGUMENTS_HPP
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