288 return strcmp(_name, "UnlockDiagnosticVMOptions") == 0 ||
289 strcmp(_name, "UnlockExperimentalVMOptions") == 0 ||
290 is_unlocker_ext();
291 }
292
293 bool Flag::is_unlocked() const {
294 if (is_diagnostic()) {
295 return UnlockDiagnosticVMOptions;
296 }
297 if (is_experimental()) {
298 return UnlockExperimentalVMOptions;
299 }
300 return is_unlocked_ext();
301 }
302
303 void Flag::unlock_diagnostic() {
304 assert(is_diagnostic(), "sanity");
305 _flags = Flags(_flags & ~KIND_DIAGNOSTIC);
306 }
307
308 // Get custom message for this locked flag, or return NULL if
309 // none is available.
310 void Flag::get_locked_message(char* buf, int buflen) const {
311 buf[0] = '\0';
312 if (is_diagnostic() && !is_unlocked()) {
313 jio_snprintf(buf, buflen,
314 "Error: VM option '%s' is diagnostic and must be enabled via -XX:+UnlockDiagnosticVMOptions.\n"
315 "Error: The unlock option must precede '%s'.\n",
316 _name, _name);
317 return;
318 }
319 if (is_experimental() && !is_unlocked()) {
320 jio_snprintf(buf, buflen,
321 "Error: VM option '%s' is experimental and must be enabled via -XX:+UnlockExperimentalVMOptions.\n"
322 "Error: The unlock option must precede '%s'.\n",
323 _name, _name);
324 return;
325 }
326 if (is_develop() && is_product_build()) {
327 jio_snprintf(buf, buflen, "Error: VM option '%s' is develop and is available only in debug version of VM.\n",
328 _name);
329 return;
330 }
331 if (is_notproduct() && is_product_build()) {
332 jio_snprintf(buf, buflen, "Error: VM option '%s' is notproduct and is available only in debug version of VM.\n",
333 _name);
334 return;
335 }
336 get_locked_message_ext(buf, buflen);
337 }
338
339 bool Flag::is_writeable() const {
340 return is_manageable() || (is_product() && is_read_write()) || is_writeable_ext();
341 }
342
343 // All flags except "manageable" are assumed to be internal flags.
344 // Long term, we need to define a mechanism to specify which flags
345 // are external/stable and change this function accordingly.
346 bool Flag::is_external() const {
347 return is_manageable() || is_external_ext();
348 }
349
350
351 // Length of format string (e.g. "%.1234s") for printing ccstr below
352 #define FORMAT_BUFFER_LEN 16
353
354 PRAGMA_FORMAT_NONLITERAL_IGNORED_EXTERNAL
355 void Flag::print_on(outputStream* st, bool withComments, bool printRanges) {
356 // Don't print notproduct and develop flags in a product build.
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288 return strcmp(_name, "UnlockDiagnosticVMOptions") == 0 ||
289 strcmp(_name, "UnlockExperimentalVMOptions") == 0 ||
290 is_unlocker_ext();
291 }
292
293 bool Flag::is_unlocked() const {
294 if (is_diagnostic()) {
295 return UnlockDiagnosticVMOptions;
296 }
297 if (is_experimental()) {
298 return UnlockExperimentalVMOptions;
299 }
300 return is_unlocked_ext();
301 }
302
303 void Flag::unlock_diagnostic() {
304 assert(is_diagnostic(), "sanity");
305 _flags = Flags(_flags & ~KIND_DIAGNOSTIC);
306 }
307
308 // Get custom message for this locked flag, or NULL if
309 // none is available. Returns message type produced.
310 Flag::MsgType Flag::get_locked_message(char* buf, int buflen) const {
311 buf[0] = '\0';
312 if (is_diagnostic() && !is_unlocked()) {
313 jio_snprintf(buf, buflen,
314 "Error: VM option '%s' is diagnostic and must be enabled via -XX:+UnlockDiagnosticVMOptions.\n"
315 "Error: The unlock option must precede '%s'.\n",
316 _name, _name);
317 return Flag::DIAGNOSTIC_FLAG_BUT_LOCKED;
318 }
319 if (is_experimental() && !is_unlocked()) {
320 jio_snprintf(buf, buflen,
321 "Error: VM option '%s' is experimental and must be enabled via -XX:+UnlockExperimentalVMOptions.\n"
322 "Error: The unlock option must precede '%s'.\n",
323 _name, _name);
324 return Flag::EXPERIMENTAL_FLAG_BUT_LOCKED;
325 }
326 if (is_develop() && is_product_build()) {
327 jio_snprintf(buf, buflen, "Error: VM option '%s' is develop and is available only in debug version of VM.\n",
328 _name);
329 return Flag::DEVELOPER_FLAG_BUT_PRODUCT_BUILD;
330 }
331 if (is_notproduct() && is_product_build()) {
332 jio_snprintf(buf, buflen, "Error: VM option '%s' is notproduct and is available only in debug version of VM.\n",
333 _name);
334 return Flag::NOTPRODUCT_FLAG_BUT_PRODUCT_BUILD;
335 }
336 get_locked_message_ext(buf, buflen);
337 return Flag::NONE;
338 }
339
340 bool Flag::is_writeable() const {
341 return is_manageable() || (is_product() && is_read_write()) || is_writeable_ext();
342 }
343
344 // All flags except "manageable" are assumed to be internal flags.
345 // Long term, we need to define a mechanism to specify which flags
346 // are external/stable and change this function accordingly.
347 bool Flag::is_external() const {
348 return is_manageable() || is_external_ext();
349 }
350
351
352 // Length of format string (e.g. "%.1234s") for printing ccstr below
353 #define FORMAT_BUFFER_LEN 16
354
355 PRAGMA_FORMAT_NONLITERAL_IGNORED_EXTERNAL
356 void Flag::print_on(outputStream* st, bool withComments, bool printRanges) {
357 // Don't print notproduct and develop flags in a product build.
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