Wed, 15 Apr 2020 15:19:07 +0200
8242788: Non-PCH build is broken after JDK-8191393
Reviewed-by: aph
duke@435 | 1 | /* |
kevinw@9478 | 2 | * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
stefank@2314 | 25 | #include "precompiled.hpp" |
stefank@2314 | 26 | #include "compiler/compileLog.hpp" |
brutisso@6904 | 27 | #include "gc_implementation/shared/gcId.hpp" |
stefank@2314 | 28 | #include "oops/oop.inline.hpp" |
stefank@2314 | 29 | #include "runtime/arguments.hpp" |
phh@9904 | 30 | #include "runtime/mutexLocker.hpp" |
kevinw@9478 | 31 | #include "runtime/os.hpp" |
shade@9906 | 32 | #include "runtime/vmThread.hpp" |
stefank@2314 | 33 | #include "utilities/defaultStream.hpp" |
stefank@2314 | 34 | #include "utilities/ostream.hpp" |
stefank@2314 | 35 | #include "utilities/top.hpp" |
stefank@2314 | 36 | #include "utilities/xmlstream.hpp" |
stefank@2314 | 37 | #ifdef TARGET_OS_FAMILY_linux |
stefank@2314 | 38 | # include "os_linux.inline.hpp" |
stefank@2314 | 39 | #endif |
stefank@2314 | 40 | #ifdef TARGET_OS_FAMILY_solaris |
stefank@2314 | 41 | # include "os_solaris.inline.hpp" |
stefank@2314 | 42 | #endif |
stefank@2314 | 43 | #ifdef TARGET_OS_FAMILY_windows |
stefank@2314 | 44 | # include "os_windows.inline.hpp" |
stefank@2314 | 45 | #endif |
goetz@6461 | 46 | #ifdef TARGET_OS_FAMILY_aix |
goetz@6461 | 47 | # include "os_aix.inline.hpp" |
goetz@6461 | 48 | #endif |
never@3156 | 49 | #ifdef TARGET_OS_FAMILY_bsd |
never@3156 | 50 | # include "os_bsd.inline.hpp" |
never@3156 | 51 | #endif |
duke@435 | 52 | |
duke@435 | 53 | extern "C" void jio_print(const char* s); // Declarationtion of jvm method |
duke@435 | 54 | |
duke@435 | 55 | outputStream::outputStream(int width) { |
duke@435 | 56 | _width = width; |
duke@435 | 57 | _position = 0; |
duke@435 | 58 | _newlines = 0; |
duke@435 | 59 | _precount = 0; |
duke@435 | 60 | _indentation = 0; |
duke@435 | 61 | } |
duke@435 | 62 | |
duke@435 | 63 | outputStream::outputStream(int width, bool has_time_stamps) { |
duke@435 | 64 | _width = width; |
duke@435 | 65 | _position = 0; |
duke@435 | 66 | _newlines = 0; |
duke@435 | 67 | _precount = 0; |
duke@435 | 68 | _indentation = 0; |
duke@435 | 69 | if (has_time_stamps) _stamp.update(); |
duke@435 | 70 | } |
duke@435 | 71 | |
duke@435 | 72 | void outputStream::update_position(const char* s, size_t len) { |
duke@435 | 73 | for (size_t i = 0; i < len; i++) { |
duke@435 | 74 | char ch = s[i]; |
duke@435 | 75 | if (ch == '\n') { |
duke@435 | 76 | _newlines += 1; |
duke@435 | 77 | _precount += _position + 1; |
duke@435 | 78 | _position = 0; |
duke@435 | 79 | } else if (ch == '\t') { |
jrose@535 | 80 | int tw = 8 - (_position & 7); |
jrose@535 | 81 | _position += tw; |
jrose@535 | 82 | _precount -= tw-1; // invariant: _precount + _position == total count |
duke@435 | 83 | } else { |
duke@435 | 84 | _position += 1; |
duke@435 | 85 | } |
duke@435 | 86 | } |
duke@435 | 87 | } |
duke@435 | 88 | |
duke@435 | 89 | // Execute a vsprintf, using the given buffer if necessary. |
duke@435 | 90 | // Return a pointer to the formatted string. |
duke@435 | 91 | const char* outputStream::do_vsnprintf(char* buffer, size_t buflen, |
duke@435 | 92 | const char* format, va_list ap, |
duke@435 | 93 | bool add_cr, |
duke@435 | 94 | size_t& result_len) { |
kevinw@9478 | 95 | assert(buflen >= 2, "buffer too small"); |
kevinw@9478 | 96 | |
duke@435 | 97 | const char* result; |
duke@435 | 98 | if (add_cr) buflen--; |
duke@435 | 99 | if (!strchr(format, '%')) { |
duke@435 | 100 | // constant format string |
duke@435 | 101 | result = format; |
duke@435 | 102 | result_len = strlen(result); |
duke@435 | 103 | if (add_cr && result_len >= buflen) result_len = buflen-1; // truncate |
duke@435 | 104 | } else if (format[0] == '%' && format[1] == 's' && format[2] == '\0') { |
duke@435 | 105 | // trivial copy-through format string |
duke@435 | 106 | result = va_arg(ap, const char*); |
duke@435 | 107 | result_len = strlen(result); |
duke@435 | 108 | if (add_cr && result_len >= buflen) result_len = buflen-1; // truncate |
kevinw@9478 | 109 | } else { |
kevinw@9478 | 110 | int written = os::vsnprintf(buffer, buflen, format, ap); |
kevinw@9478 | 111 | assert(written >= 0, "vsnprintf encoding error"); |
duke@435 | 112 | result = buffer; |
kevinw@9478 | 113 | if ((size_t)written < buflen) { |
kevinw@9478 | 114 | result_len = written; |
kevinw@9478 | 115 | } else { |
kevinw@9478 | 116 | DEBUG_ONLY(warning("increase O_BUFLEN in ostream.hpp -- output truncated");) |
kevinw@9478 | 117 | result_len = buflen - 1; |
kevinw@9478 | 118 | } |
duke@435 | 119 | } |
duke@435 | 120 | if (add_cr) { |
duke@435 | 121 | if (result != buffer) { |
kevinw@9478 | 122 | memcpy(buffer, result, result_len); |
duke@435 | 123 | result = buffer; |
duke@435 | 124 | } |
duke@435 | 125 | buffer[result_len++] = '\n'; |
duke@435 | 126 | buffer[result_len] = 0; |
duke@435 | 127 | } |
duke@435 | 128 | return result; |
duke@435 | 129 | } |
duke@435 | 130 | |
duke@435 | 131 | void outputStream::print(const char* format, ...) { |
duke@435 | 132 | char buffer[O_BUFLEN]; |
duke@435 | 133 | va_list ap; |
duke@435 | 134 | va_start(ap, format); |
duke@435 | 135 | size_t len; |
duke@435 | 136 | const char* str = do_vsnprintf(buffer, O_BUFLEN, format, ap, false, len); |
duke@435 | 137 | write(str, len); |
duke@435 | 138 | va_end(ap); |
duke@435 | 139 | } |
duke@435 | 140 | |
duke@435 | 141 | void outputStream::print_cr(const char* format, ...) { |
duke@435 | 142 | char buffer[O_BUFLEN]; |
duke@435 | 143 | va_list ap; |
duke@435 | 144 | va_start(ap, format); |
duke@435 | 145 | size_t len; |
duke@435 | 146 | const char* str = do_vsnprintf(buffer, O_BUFLEN, format, ap, true, len); |
duke@435 | 147 | write(str, len); |
duke@435 | 148 | va_end(ap); |
duke@435 | 149 | } |
duke@435 | 150 | |
duke@435 | 151 | void outputStream::vprint(const char *format, va_list argptr) { |
duke@435 | 152 | char buffer[O_BUFLEN]; |
duke@435 | 153 | size_t len; |
duke@435 | 154 | const char* str = do_vsnprintf(buffer, O_BUFLEN, format, argptr, false, len); |
duke@435 | 155 | write(str, len); |
duke@435 | 156 | } |
duke@435 | 157 | |
duke@435 | 158 | void outputStream::vprint_cr(const char* format, va_list argptr) { |
duke@435 | 159 | char buffer[O_BUFLEN]; |
duke@435 | 160 | size_t len; |
duke@435 | 161 | const char* str = do_vsnprintf(buffer, O_BUFLEN, format, argptr, true, len); |
duke@435 | 162 | write(str, len); |
duke@435 | 163 | } |
duke@435 | 164 | |
duke@435 | 165 | void outputStream::fill_to(int col) { |
jrose@535 | 166 | int need_fill = col - position(); |
jrose@535 | 167 | sp(need_fill); |
jrose@535 | 168 | } |
jrose@535 | 169 | |
jrose@535 | 170 | void outputStream::move_to(int col, int slop, int min_space) { |
jrose@535 | 171 | if (position() >= col + slop) |
jrose@535 | 172 | cr(); |
jrose@535 | 173 | int need_fill = col - position(); |
jrose@535 | 174 | if (need_fill < min_space) |
jrose@535 | 175 | need_fill = min_space; |
jrose@535 | 176 | sp(need_fill); |
duke@435 | 177 | } |
duke@435 | 178 | |
duke@435 | 179 | void outputStream::put(char ch) { |
duke@435 | 180 | assert(ch != 0, "please fix call site"); |
duke@435 | 181 | char buf[] = { ch, '\0' }; |
duke@435 | 182 | write(buf, 1); |
duke@435 | 183 | } |
duke@435 | 184 | |
jrose@535 | 185 | #define SP_USE_TABS false |
jrose@535 | 186 | |
jrose@535 | 187 | void outputStream::sp(int count) { |
jrose@535 | 188 | if (count < 0) return; |
jrose@535 | 189 | if (SP_USE_TABS && count >= 8) { |
jrose@535 | 190 | int target = position() + count; |
jrose@535 | 191 | while (count >= 8) { |
jrose@535 | 192 | this->write("\t", 1); |
jrose@535 | 193 | count -= 8; |
jrose@535 | 194 | } |
jrose@535 | 195 | count = target - position(); |
jrose@535 | 196 | } |
jrose@535 | 197 | while (count > 0) { |
jrose@535 | 198 | int nw = (count > 8) ? 8 : count; |
jrose@535 | 199 | this->write(" ", nw); |
jrose@535 | 200 | count -= nw; |
jrose@535 | 201 | } |
duke@435 | 202 | } |
duke@435 | 203 | |
duke@435 | 204 | void outputStream::cr() { |
duke@435 | 205 | this->write("\n", 1); |
duke@435 | 206 | } |
duke@435 | 207 | |
duke@435 | 208 | void outputStream::stamp() { |
duke@435 | 209 | if (! _stamp.is_updated()) { |
duke@435 | 210 | _stamp.update(); // start at 0 on first call to stamp() |
duke@435 | 211 | } |
duke@435 | 212 | |
duke@435 | 213 | // outputStream::stamp() may get called by ostream_abort(), use snprintf |
duke@435 | 214 | // to avoid allocating large stack buffer in print(). |
duke@435 | 215 | char buf[40]; |
duke@435 | 216 | jio_snprintf(buf, sizeof(buf), "%.3f", _stamp.seconds()); |
duke@435 | 217 | print_raw(buf); |
duke@435 | 218 | } |
duke@435 | 219 | |
ysr@777 | 220 | void outputStream::stamp(bool guard, |
ysr@777 | 221 | const char* prefix, |
ysr@777 | 222 | const char* suffix) { |
ysr@777 | 223 | if (!guard) { |
ysr@777 | 224 | return; |
ysr@777 | 225 | } |
ysr@777 | 226 | print_raw(prefix); |
ysr@777 | 227 | stamp(); |
ysr@777 | 228 | print_raw(suffix); |
ysr@777 | 229 | } |
ysr@777 | 230 | |
duke@435 | 231 | void outputStream::date_stamp(bool guard, |
duke@435 | 232 | const char* prefix, |
duke@435 | 233 | const char* suffix) { |
duke@435 | 234 | if (!guard) { |
duke@435 | 235 | return; |
duke@435 | 236 | } |
duke@435 | 237 | print_raw(prefix); |
duke@435 | 238 | static const char error_time[] = "yyyy-mm-ddThh:mm:ss.mmm+zzzz"; |
duke@435 | 239 | static const int buffer_length = 32; |
duke@435 | 240 | char buffer[buffer_length]; |
duke@435 | 241 | const char* iso8601_result = os::iso8601_time(buffer, buffer_length); |
duke@435 | 242 | if (iso8601_result != NULL) { |
duke@435 | 243 | print_raw(buffer); |
duke@435 | 244 | } else { |
duke@435 | 245 | print_raw(error_time); |
duke@435 | 246 | } |
duke@435 | 247 | print_raw(suffix); |
duke@435 | 248 | return; |
duke@435 | 249 | } |
duke@435 | 250 | |
brutisso@6904 | 251 | void outputStream::gclog_stamp(const GCId& gc_id) { |
brutisso@6904 | 252 | date_stamp(PrintGCDateStamps); |
brutisso@6904 | 253 | stamp(PrintGCTimeStamps); |
brutisso@6904 | 254 | if (PrintGCID) { |
brutisso@6904 | 255 | print("#%u: ", gc_id.id()); |
brutisso@6904 | 256 | } |
brutisso@6904 | 257 | } |
brutisso@6904 | 258 | |
kamg@3992 | 259 | outputStream& outputStream::indent() { |
duke@435 | 260 | while (_position < _indentation) sp(); |
kamg@3992 | 261 | return *this; |
duke@435 | 262 | } |
duke@435 | 263 | |
duke@435 | 264 | void outputStream::print_jlong(jlong value) { |
hseigel@4465 | 265 | print(JLONG_FORMAT, value); |
duke@435 | 266 | } |
duke@435 | 267 | |
duke@435 | 268 | void outputStream::print_julong(julong value) { |
hseigel@4465 | 269 | print(JULONG_FORMAT, value); |
duke@435 | 270 | } |
duke@435 | 271 | |
kamg@3992 | 272 | /** |
kamg@3992 | 273 | * This prints out hex data in a 'windbg' or 'xxd' form, where each line is: |
kamg@3992 | 274 | * <hex-address>: 8 * <hex-halfword> <ascii translation (optional)> |
kamg@3992 | 275 | * example: |
kamg@3992 | 276 | * 0000000: 7f44 4f46 0102 0102 0000 0000 0000 0000 .DOF............ |
kamg@3992 | 277 | * 0000010: 0000 0000 0000 0040 0000 0020 0000 0005 .......@... .... |
kamg@3992 | 278 | * 0000020: 0000 0000 0000 0040 0000 0000 0000 015d .......@.......] |
kamg@3992 | 279 | * ... |
kamg@3992 | 280 | * |
kamg@3992 | 281 | * indent is applied to each line. Ends with a CR. |
kamg@3992 | 282 | */ |
kamg@3992 | 283 | void outputStream::print_data(void* data, size_t len, bool with_ascii) { |
kamg@3992 | 284 | size_t limit = (len + 16) / 16 * 16; |
kamg@3992 | 285 | for (size_t i = 0; i < limit; ++i) { |
kamg@3992 | 286 | if (i % 16 == 0) { |
kevinw@9327 | 287 | indent().print(SIZE_FORMAT_HEX_W(07) ":", i); |
kamg@3992 | 288 | } |
kamg@3992 | 289 | if (i % 2 == 0) { |
kamg@3992 | 290 | print(" "); |
kamg@3992 | 291 | } |
kamg@3992 | 292 | if (i < len) { |
kamg@3992 | 293 | print("%02x", ((unsigned char*)data)[i]); |
kamg@3992 | 294 | } else { |
kamg@3992 | 295 | print(" "); |
kamg@3992 | 296 | } |
kamg@3992 | 297 | if ((i + 1) % 16 == 0) { |
kamg@3992 | 298 | if (with_ascii) { |
kamg@3992 | 299 | print(" "); |
kamg@3992 | 300 | for (size_t j = 0; j < 16; ++j) { |
kamg@3992 | 301 | size_t idx = i + j - 15; |
kamg@3992 | 302 | if (idx < len) { |
kamg@3992 | 303 | char c = ((char*)data)[idx]; |
kamg@3992 | 304 | print("%c", c >= 32 && c <= 126 ? c : '.'); |
kamg@3992 | 305 | } |
kamg@3992 | 306 | } |
kamg@3992 | 307 | } |
drchase@6680 | 308 | cr(); |
kamg@3992 | 309 | } |
kamg@3992 | 310 | } |
kamg@3992 | 311 | } |
kamg@3992 | 312 | |
duke@435 | 313 | stringStream::stringStream(size_t initial_size) : outputStream() { |
duke@435 | 314 | buffer_length = initial_size; |
duke@435 | 315 | buffer = NEW_RESOURCE_ARRAY(char, buffer_length); |
duke@435 | 316 | buffer_pos = 0; |
duke@435 | 317 | buffer_fixed = false; |
fparain@5409 | 318 | DEBUG_ONLY(rm = Thread::current()->current_resource_mark();) |
duke@435 | 319 | } |
duke@435 | 320 | |
duke@435 | 321 | // useful for output to fixed chunks of memory, such as performance counters |
duke@435 | 322 | stringStream::stringStream(char* fixed_buffer, size_t fixed_buffer_size) : outputStream() { |
duke@435 | 323 | buffer_length = fixed_buffer_size; |
duke@435 | 324 | buffer = fixed_buffer; |
duke@435 | 325 | buffer_pos = 0; |
duke@435 | 326 | buffer_fixed = true; |
duke@435 | 327 | } |
duke@435 | 328 | |
duke@435 | 329 | void stringStream::write(const char* s, size_t len) { |
duke@435 | 330 | size_t write_len = len; // number of non-null bytes to write |
duke@435 | 331 | size_t end = buffer_pos + len + 1; // position after write and final '\0' |
duke@435 | 332 | if (end > buffer_length) { |
duke@435 | 333 | if (buffer_fixed) { |
duke@435 | 334 | // if buffer cannot resize, silently truncate |
duke@435 | 335 | end = buffer_length; |
duke@435 | 336 | write_len = end - buffer_pos - 1; // leave room for the final '\0' |
duke@435 | 337 | } else { |
duke@435 | 338 | // For small overruns, double the buffer. For larger ones, |
duke@435 | 339 | // increase to the requested size. |
duke@435 | 340 | if (end < buffer_length * 2) { |
duke@435 | 341 | end = buffer_length * 2; |
duke@435 | 342 | } |
duke@435 | 343 | char* oldbuf = buffer; |
fparain@5409 | 344 | assert(rm == NULL || Thread::current()->current_resource_mark() == rm, |
fparain@5409 | 345 | "stringStream is re-allocated with a different ResourceMark"); |
duke@435 | 346 | buffer = NEW_RESOURCE_ARRAY(char, end); |
duke@435 | 347 | strncpy(buffer, oldbuf, buffer_pos); |
duke@435 | 348 | buffer_length = end; |
duke@435 | 349 | } |
duke@435 | 350 | } |
duke@435 | 351 | // invariant: buffer is always null-terminated |
duke@435 | 352 | guarantee(buffer_pos + write_len + 1 <= buffer_length, "stringStream oob"); |
duke@435 | 353 | buffer[buffer_pos + write_len] = 0; |
duke@435 | 354 | strncpy(buffer + buffer_pos, s, write_len); |
duke@435 | 355 | buffer_pos += write_len; |
duke@435 | 356 | |
duke@435 | 357 | // Note that the following does not depend on write_len. |
duke@435 | 358 | // This means that position and count get updated |
duke@435 | 359 | // even when overflow occurs. |
duke@435 | 360 | update_position(s, len); |
duke@435 | 361 | } |
duke@435 | 362 | |
duke@435 | 363 | char* stringStream::as_string() { |
minqi@5683 | 364 | char* copy = NEW_RESOURCE_ARRAY(char, buffer_pos + 1); |
duke@435 | 365 | strncpy(copy, buffer, buffer_pos); |
duke@435 | 366 | copy[buffer_pos] = 0; // terminating null |
duke@435 | 367 | return copy; |
duke@435 | 368 | } |
duke@435 | 369 | |
duke@435 | 370 | stringStream::~stringStream() {} |
duke@435 | 371 | |
duke@435 | 372 | xmlStream* xtty; |
duke@435 | 373 | outputStream* tty; |
duke@435 | 374 | outputStream* gclog_or_tty; |
iklam@7089 | 375 | CDS_ONLY(fileStream* classlist_file;) // Only dump the classes that can be stored into the CDS archive |
duke@435 | 376 | extern Mutex* tty_lock; |
duke@435 | 377 | |
minqi@5683 | 378 | #define EXTRACHARLEN 32 |
minqi@5683 | 379 | #define CURRENTAPPX ".current" |
minqi@5683 | 380 | // convert YYYY-MM-DD HH:MM:SS to YYYY-MM-DD_HH-MM-SS |
minqi@5683 | 381 | char* get_datetime_string(char *buf, size_t len) { |
minqi@5683 | 382 | os::local_time_string(buf, len); |
minqi@5683 | 383 | int i = (int)strlen(buf); |
minqi@5683 | 384 | while (i-- >= 0) { |
minqi@5683 | 385 | if (buf[i] == ' ') buf[i] = '_'; |
minqi@5683 | 386 | else if (buf[i] == ':') buf[i] = '-'; |
minqi@5683 | 387 | } |
minqi@5683 | 388 | return buf; |
minqi@5683 | 389 | } |
minqi@5683 | 390 | |
minqi@5683 | 391 | static const char* make_log_name_internal(const char* log_name, const char* force_directory, |
minqi@5683 | 392 | int pid, const char* tms) { |
minqi@5683 | 393 | const char* basename = log_name; |
minqi@5683 | 394 | char file_sep = os::file_separator()[0]; |
minqi@5683 | 395 | const char* cp; |
minqi@5683 | 396 | char pid_text[32]; |
minqi@5683 | 397 | |
minqi@5683 | 398 | for (cp = log_name; *cp != '\0'; cp++) { |
minqi@5683 | 399 | if (*cp == '/' || *cp == file_sep) { |
minqi@5683 | 400 | basename = cp + 1; |
minqi@5683 | 401 | } |
minqi@5683 | 402 | } |
minqi@5683 | 403 | const char* nametail = log_name; |
minqi@5683 | 404 | // Compute buffer length |
minqi@5683 | 405 | size_t buffer_length; |
minqi@5683 | 406 | if (force_directory != NULL) { |
minqi@5683 | 407 | buffer_length = strlen(force_directory) + strlen(os::file_separator()) + |
minqi@5683 | 408 | strlen(basename) + 1; |
minqi@5683 | 409 | } else { |
minqi@5683 | 410 | buffer_length = strlen(log_name) + 1; |
minqi@5683 | 411 | } |
minqi@5683 | 412 | |
minqi@5683 | 413 | const char* pts = strstr(basename, "%p"); |
minqi@5683 | 414 | int pid_pos = (pts == NULL) ? -1 : (pts - nametail); |
minqi@5683 | 415 | |
minqi@5683 | 416 | if (pid_pos >= 0) { |
minqi@5683 | 417 | jio_snprintf(pid_text, sizeof(pid_text), "pid%u", pid); |
minqi@5683 | 418 | buffer_length += strlen(pid_text); |
minqi@5683 | 419 | } |
minqi@5683 | 420 | |
minqi@5683 | 421 | pts = strstr(basename, "%t"); |
minqi@5683 | 422 | int tms_pos = (pts == NULL) ? -1 : (pts - nametail); |
minqi@5683 | 423 | if (tms_pos >= 0) { |
minqi@5683 | 424 | buffer_length += strlen(tms); |
minqi@5683 | 425 | } |
minqi@5683 | 426 | |
brutisso@7448 | 427 | // File name is too long. |
brutisso@7448 | 428 | if (buffer_length > JVM_MAXPATHLEN) { |
brutisso@7448 | 429 | return NULL; |
brutisso@7448 | 430 | } |
brutisso@7448 | 431 | |
minqi@5683 | 432 | // Create big enough buffer. |
minqi@5683 | 433 | char *buf = NEW_C_HEAP_ARRAY(char, buffer_length, mtInternal); |
minqi@5683 | 434 | |
minqi@5683 | 435 | strcpy(buf, ""); |
minqi@5683 | 436 | if (force_directory != NULL) { |
minqi@5683 | 437 | strcat(buf, force_directory); |
minqi@5683 | 438 | strcat(buf, os::file_separator()); |
minqi@5683 | 439 | nametail = basename; // completely skip directory prefix |
minqi@5683 | 440 | } |
minqi@5683 | 441 | |
minqi@5683 | 442 | // who is first, %p or %t? |
minqi@5683 | 443 | int first = -1, second = -1; |
minqi@5683 | 444 | const char *p1st = NULL; |
minqi@5683 | 445 | const char *p2nd = NULL; |
minqi@5683 | 446 | |
minqi@5683 | 447 | if (pid_pos >= 0 && tms_pos >= 0) { |
minqi@5683 | 448 | // contains both %p and %t |
minqi@5683 | 449 | if (pid_pos < tms_pos) { |
minqi@5683 | 450 | // case foo%pbar%tmonkey.log |
minqi@5683 | 451 | first = pid_pos; |
minqi@5683 | 452 | p1st = pid_text; |
minqi@5683 | 453 | second = tms_pos; |
minqi@5683 | 454 | p2nd = tms; |
minqi@5683 | 455 | } else { |
minqi@5683 | 456 | // case foo%tbar%pmonkey.log |
minqi@5683 | 457 | first = tms_pos; |
minqi@5683 | 458 | p1st = tms; |
minqi@5683 | 459 | second = pid_pos; |
minqi@5683 | 460 | p2nd = pid_text; |
minqi@5683 | 461 | } |
minqi@5683 | 462 | } else if (pid_pos >= 0) { |
minqi@5683 | 463 | // contains %p only |
minqi@5683 | 464 | first = pid_pos; |
minqi@5683 | 465 | p1st = pid_text; |
minqi@5683 | 466 | } else if (tms_pos >= 0) { |
minqi@5683 | 467 | // contains %t only |
minqi@5683 | 468 | first = tms_pos; |
minqi@5683 | 469 | p1st = tms; |
minqi@5683 | 470 | } |
minqi@5683 | 471 | |
minqi@5683 | 472 | int buf_pos = (int)strlen(buf); |
minqi@5683 | 473 | const char* tail = nametail; |
minqi@5683 | 474 | |
minqi@5683 | 475 | if (first >= 0) { |
minqi@5683 | 476 | tail = nametail + first + 2; |
minqi@5683 | 477 | strncpy(&buf[buf_pos], nametail, first); |
minqi@5683 | 478 | strcpy(&buf[buf_pos + first], p1st); |
minqi@5683 | 479 | buf_pos = (int)strlen(buf); |
minqi@5683 | 480 | if (second >= 0) { |
minqi@5683 | 481 | strncpy(&buf[buf_pos], tail, second - first - 2); |
minqi@5683 | 482 | strcpy(&buf[buf_pos + second - first - 2], p2nd); |
minqi@5683 | 483 | tail = nametail + second + 2; |
minqi@5683 | 484 | } |
minqi@5683 | 485 | } |
minqi@5683 | 486 | strcat(buf, tail); // append rest of name, or all of name |
minqi@5683 | 487 | return buf; |
minqi@5683 | 488 | } |
minqi@5683 | 489 | |
iklam@7089 | 490 | // log_name comes from -XX:LogFile=log_name, -Xloggc:log_name or |
iklam@7089 | 491 | // -XX:DumpLoadedClassList=<file_name> |
vlivanov@5903 | 492 | // in log_name, %p => pid1234 and |
minqi@5683 | 493 | // %t => YYYY-MM-DD_HH-MM-SS |
minqi@5683 | 494 | static const char* make_log_name(const char* log_name, const char* force_directory) { |
minqi@5683 | 495 | char timestr[32]; |
minqi@5683 | 496 | get_datetime_string(timestr, sizeof(timestr)); |
minqi@5683 | 497 | return make_log_name_internal(log_name, force_directory, os::current_process_id(), |
minqi@5683 | 498 | timestr); |
minqi@5683 | 499 | } |
minqi@5683 | 500 | |
minqi@5683 | 501 | #ifndef PRODUCT |
minqi@5683 | 502 | void test_loggc_filename() { |
minqi@5683 | 503 | int pid; |
minqi@5683 | 504 | char tms[32]; |
brutisso@7448 | 505 | char i_result[JVM_MAXPATHLEN]; |
minqi@5683 | 506 | const char* o_result; |
minqi@5683 | 507 | get_datetime_string(tms, sizeof(tms)); |
minqi@5683 | 508 | pid = os::current_process_id(); |
minqi@5683 | 509 | |
minqi@5683 | 510 | // test.log |
brutisso@7448 | 511 | jio_snprintf(i_result, JVM_MAXPATHLEN, "test.log", tms); |
minqi@5683 | 512 | o_result = make_log_name_internal("test.log", NULL, pid, tms); |
minqi@5683 | 513 | assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"test.log\", NULL)"); |
minqi@5683 | 514 | FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
minqi@5683 | 515 | |
minqi@5683 | 516 | // test-%t-%p.log |
brutisso@7448 | 517 | jio_snprintf(i_result, JVM_MAXPATHLEN, "test-%s-pid%u.log", tms, pid); |
minqi@5683 | 518 | o_result = make_log_name_internal("test-%t-%p.log", NULL, pid, tms); |
minqi@5683 | 519 | assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"test-%%t-%%p.log\", NULL)"); |
minqi@5683 | 520 | FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
minqi@5683 | 521 | |
minqi@5683 | 522 | // test-%t%p.log |
brutisso@7448 | 523 | jio_snprintf(i_result, JVM_MAXPATHLEN, "test-%spid%u.log", tms, pid); |
minqi@5683 | 524 | o_result = make_log_name_internal("test-%t%p.log", NULL, pid, tms); |
minqi@5683 | 525 | assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"test-%%t%%p.log\", NULL)"); |
minqi@5683 | 526 | FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
minqi@5683 | 527 | |
minqi@5683 | 528 | // %p%t.log |
brutisso@7448 | 529 | jio_snprintf(i_result, JVM_MAXPATHLEN, "pid%u%s.log", pid, tms); |
minqi@5683 | 530 | o_result = make_log_name_internal("%p%t.log", NULL, pid, tms); |
minqi@5683 | 531 | assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"%%p%%t.log\", NULL)"); |
minqi@5683 | 532 | FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
minqi@5683 | 533 | |
minqi@5683 | 534 | // %p-test.log |
brutisso@7448 | 535 | jio_snprintf(i_result, JVM_MAXPATHLEN, "pid%u-test.log", pid); |
minqi@5683 | 536 | o_result = make_log_name_internal("%p-test.log", NULL, pid, tms); |
minqi@5683 | 537 | assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"%%p-test.log\", NULL)"); |
minqi@5683 | 538 | FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
minqi@5683 | 539 | |
minqi@5683 | 540 | // %t.log |
brutisso@7448 | 541 | jio_snprintf(i_result, JVM_MAXPATHLEN, "%s.log", tms); |
minqi@5683 | 542 | o_result = make_log_name_internal("%t.log", NULL, pid, tms); |
minqi@5683 | 543 | assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"%%t.log\", NULL)"); |
minqi@5683 | 544 | FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
brutisso@7448 | 545 | |
brutisso@7448 | 546 | { |
brutisso@7448 | 547 | // longest filename |
brutisso@7448 | 548 | char longest_name[JVM_MAXPATHLEN]; |
brutisso@7448 | 549 | memset(longest_name, 'a', sizeof(longest_name)); |
brutisso@7448 | 550 | longest_name[JVM_MAXPATHLEN - 1] = '\0'; |
brutisso@7448 | 551 | o_result = make_log_name_internal((const char*)&longest_name, NULL, pid, tms); |
brutisso@7448 | 552 | assert(strcmp(longest_name, o_result) == 0, err_msg("longest name does not match. expected '%s' but got '%s'", longest_name, o_result)); |
brutisso@7448 | 553 | FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
brutisso@7448 | 554 | } |
brutisso@7448 | 555 | |
brutisso@7448 | 556 | { |
brutisso@7448 | 557 | // too long file name |
brutisso@7448 | 558 | char too_long_name[JVM_MAXPATHLEN + 100]; |
brutisso@7448 | 559 | int too_long_length = sizeof(too_long_name); |
brutisso@7448 | 560 | memset(too_long_name, 'a', too_long_length); |
brutisso@7448 | 561 | too_long_name[too_long_length - 1] = '\0'; |
brutisso@7448 | 562 | o_result = make_log_name_internal((const char*)&too_long_name, NULL, pid, tms); |
brutisso@7448 | 563 | assert(o_result == NULL, err_msg("Too long file name should return NULL, but got '%s'", o_result)); |
brutisso@7448 | 564 | } |
brutisso@7448 | 565 | |
brutisso@7448 | 566 | { |
brutisso@7448 | 567 | // too long with timestamp |
brutisso@7448 | 568 | char longest_name[JVM_MAXPATHLEN]; |
brutisso@7448 | 569 | memset(longest_name, 'a', JVM_MAXPATHLEN); |
brutisso@7448 | 570 | longest_name[JVM_MAXPATHLEN - 3] = '%'; |
brutisso@7448 | 571 | longest_name[JVM_MAXPATHLEN - 2] = 't'; |
brutisso@7448 | 572 | longest_name[JVM_MAXPATHLEN - 1] = '\0'; |
brutisso@7448 | 573 | o_result = make_log_name_internal((const char*)&longest_name, NULL, pid, tms); |
brutisso@7448 | 574 | assert(o_result == NULL, err_msg("Too long file name after timestamp expansion should return NULL, but got '%s'", o_result)); |
brutisso@7448 | 575 | } |
brutisso@7448 | 576 | |
brutisso@7448 | 577 | { |
brutisso@7448 | 578 | // too long with pid |
brutisso@7448 | 579 | char longest_name[JVM_MAXPATHLEN]; |
brutisso@7448 | 580 | memset(longest_name, 'a', JVM_MAXPATHLEN); |
brutisso@7448 | 581 | longest_name[JVM_MAXPATHLEN - 3] = '%'; |
brutisso@7448 | 582 | longest_name[JVM_MAXPATHLEN - 2] = 'p'; |
brutisso@7448 | 583 | longest_name[JVM_MAXPATHLEN - 1] = '\0'; |
brutisso@7448 | 584 | o_result = make_log_name_internal((const char*)&longest_name, NULL, pid, tms); |
brutisso@7448 | 585 | assert(o_result == NULL, err_msg("Too long file name after pid expansion should return NULL, but got '%s'", o_result)); |
brutisso@7448 | 586 | } |
minqi@5683 | 587 | } |
kevinw@9478 | 588 | |
kevinw@9478 | 589 | ////////////////////////////////////////////////////////////////////////////// |
kevinw@9478 | 590 | // Test os::vsnprintf and friends. |
kevinw@9478 | 591 | |
kevinw@9478 | 592 | void check_snprintf_result(int expected, size_t limit, int actual, bool expect_count) { |
kevinw@9478 | 593 | if (expect_count || ((size_t)expected < limit)) { |
kevinw@9478 | 594 | assert(expected == actual, "snprintf result not expected value"); |
kevinw@9478 | 595 | } else { |
kevinw@9478 | 596 | // Make this check more permissive for jdk8u, don't assert that actual == 0. |
kevinw@9478 | 597 | // e.g. jio_vsnprintf_wrapper and jio_snprintf return -1 when expected >= limit |
kevinw@9478 | 598 | if (expected >= (int) limit) { |
kevinw@9478 | 599 | assert(actual == -1, "snprintf result should be -1 for expected >= limit"); |
kevinw@9478 | 600 | } else { |
kevinw@9478 | 601 | assert(actual > 0, "snprintf result should be >0 for expected < limit"); |
kevinw@9478 | 602 | } |
kevinw@9478 | 603 | } |
kevinw@9478 | 604 | } |
kevinw@9478 | 605 | |
kevinw@9478 | 606 | // PrintFn is expected to be int (*)(char*, size_t, const char*, ...). |
kevinw@9478 | 607 | // But jio_snprintf is a C-linkage function with that signature, which |
kevinw@9478 | 608 | // has a different type on some platforms (like Solaris). |
kevinw@9478 | 609 | template<typename PrintFn> |
kevinw@9478 | 610 | void test_snprintf(PrintFn pf, bool expect_count) { |
kevinw@9478 | 611 | const char expected[] = "abcdefghijklmnopqrstuvwxyz"; |
kevinw@9478 | 612 | const int expected_len = sizeof(expected) - 1; |
kevinw@9478 | 613 | const size_t padding_size = 10; |
kevinw@9478 | 614 | char buffer[2 * (sizeof(expected) + padding_size)]; |
kevinw@9478 | 615 | char check_buffer[sizeof(buffer)]; |
kevinw@9478 | 616 | const char check_char = '1'; // Something not in expected. |
kevinw@9478 | 617 | memset(check_buffer, check_char, sizeof(check_buffer)); |
kevinw@9478 | 618 | const size_t sizes_to_test[] = { |
kevinw@9478 | 619 | sizeof(buffer) - padding_size, // Fits, with plenty of space to spare. |
kevinw@9478 | 620 | sizeof(buffer)/2, // Fits, with space to spare. |
kevinw@9478 | 621 | sizeof(buffer)/4, // Doesn't fit. |
kevinw@9478 | 622 | sizeof(expected) + padding_size + 1, // Fits, with a little room to spare |
kevinw@9478 | 623 | sizeof(expected) + padding_size, // Fits exactly. |
kevinw@9478 | 624 | sizeof(expected) + padding_size - 1, // Doesn't quite fit. |
kevinw@9478 | 625 | 2, // One char + terminating NUL. |
kevinw@9478 | 626 | 1, // Only space for terminating NUL. |
kevinw@9478 | 627 | 0 }; // No space at all. |
kevinw@9478 | 628 | for (unsigned i = 0; i < ARRAY_SIZE(sizes_to_test); ++i) { |
kevinw@9478 | 629 | memset(buffer, check_char, sizeof(buffer)); // To catch stray writes. |
kevinw@9478 | 630 | size_t test_size = sizes_to_test[i]; |
kevinw@9478 | 631 | ResourceMark rm; |
kevinw@9478 | 632 | stringStream s; |
kevinw@9478 | 633 | s.print("test_size: " SIZE_FORMAT, test_size); |
kevinw@9478 | 634 | size_t prefix_size = padding_size; |
kevinw@9478 | 635 | guarantee(test_size <= (sizeof(buffer) - prefix_size), "invariant"); |
kevinw@9478 | 636 | size_t write_size = MIN2(sizeof(expected), test_size); |
kevinw@9478 | 637 | size_t suffix_size = sizeof(buffer) - prefix_size - write_size; |
kevinw@9478 | 638 | char* write_start = buffer + prefix_size; |
kevinw@9478 | 639 | char* write_end = write_start + write_size; |
kevinw@9478 | 640 | |
kevinw@9478 | 641 | int result = pf(write_start, test_size, "%s", expected); |
kevinw@9478 | 642 | |
kevinw@9478 | 643 | check_snprintf_result(expected_len, test_size, result, expect_count); |
kevinw@9478 | 644 | |
kevinw@9478 | 645 | // Verify expected output. |
kevinw@9478 | 646 | if (test_size > 0) { |
kevinw@9478 | 647 | assert(0 == strncmp(write_start, expected, write_size - 1), "strncmp failure"); |
kevinw@9478 | 648 | // Verify terminating NUL of output. |
kevinw@9478 | 649 | assert('\0' == write_start[write_size - 1], "null terminator failure"); |
kevinw@9478 | 650 | } else { |
kevinw@9478 | 651 | guarantee(test_size == 0, "invariant"); |
kevinw@9478 | 652 | guarantee(write_size == 0, "invariant"); |
kevinw@9478 | 653 | guarantee(prefix_size + suffix_size == sizeof(buffer), "invariant"); |
kevinw@9478 | 654 | guarantee(write_start == write_end, "invariant"); |
kevinw@9478 | 655 | } |
kevinw@9478 | 656 | |
kevinw@9478 | 657 | // Verify no scribbling on prefix or suffix. |
kevinw@9478 | 658 | assert(0 == strncmp(buffer, check_buffer, prefix_size), "prefix scribble"); |
kevinw@9478 | 659 | assert(0 == strncmp(write_end, check_buffer, suffix_size), "suffix scribble"); |
kevinw@9478 | 660 | } |
kevinw@9478 | 661 | |
kevinw@9478 | 662 | // Special case of 0-length buffer with empty (except for terminator) output. |
kevinw@9478 | 663 | check_snprintf_result(0, 0, pf(NULL, 0, "%s", ""), expect_count); |
kevinw@9478 | 664 | check_snprintf_result(0, 0, pf(NULL, 0, ""), expect_count); |
kevinw@9478 | 665 | } |
kevinw@9478 | 666 | |
kevinw@9478 | 667 | // This is probably equivalent to os::snprintf, but we're being |
kevinw@9478 | 668 | // explicit about what we're testing here. |
kevinw@9478 | 669 | static int vsnprintf_wrapper(char* buf, size_t len, const char* fmt, ...) { |
kevinw@9478 | 670 | va_list args; |
kevinw@9478 | 671 | va_start(args, fmt); |
kevinw@9478 | 672 | int result = os::vsnprintf(buf, len, fmt, args); |
kevinw@9478 | 673 | va_end(args); |
kevinw@9478 | 674 | return result; |
kevinw@9478 | 675 | } |
kevinw@9478 | 676 | |
kevinw@9478 | 677 | // These are declared in jvm.h; test here, with related functions. |
kevinw@9478 | 678 | extern "C" { |
kevinw@9478 | 679 | int jio_vsnprintf(char*, size_t, const char*, va_list); |
kevinw@9478 | 680 | int jio_snprintf(char*, size_t, const char*, ...); |
kevinw@9478 | 681 | } |
kevinw@9478 | 682 | |
kevinw@9478 | 683 | // This is probably equivalent to jio_snprintf, but we're being |
kevinw@9478 | 684 | // explicit about what we're testing here. |
kevinw@9478 | 685 | static int jio_vsnprintf_wrapper(char* buf, size_t len, const char* fmt, ...) { |
kevinw@9478 | 686 | va_list args; |
kevinw@9478 | 687 | va_start(args, fmt); |
kevinw@9478 | 688 | int result = jio_vsnprintf(buf, len, fmt, args); |
kevinw@9478 | 689 | va_end(args); |
kevinw@9478 | 690 | return result; |
kevinw@9478 | 691 | } |
kevinw@9478 | 692 | |
kevinw@9478 | 693 | void test_snprintf() { |
kevinw@9478 | 694 | test_snprintf(vsnprintf_wrapper, true); |
kevinw@9478 | 695 | test_snprintf(os::snprintf, true); |
kevinw@9478 | 696 | test_snprintf(jio_vsnprintf_wrapper, false); // jio_vsnprintf returns -1 on error including exceeding buffer size |
kevinw@9478 | 697 | test_snprintf(jio_snprintf, false); // jio_snprintf calls jio_vsnprintf |
kevinw@9478 | 698 | } |
minqi@5683 | 699 | #endif // PRODUCT |
minqi@5683 | 700 | |
duke@435 | 701 | fileStream::fileStream(const char* file_name) { |
duke@435 | 702 | _file = fopen(file_name, "w"); |
minqi@5683 | 703 | if (_file != NULL) { |
minqi@5683 | 704 | _need_close = true; |
minqi@5683 | 705 | } else { |
minqi@5683 | 706 | warning("Cannot open file %s due to %s\n", file_name, strerror(errno)); |
minqi@5683 | 707 | _need_close = false; |
minqi@5683 | 708 | } |
duke@435 | 709 | } |
duke@435 | 710 | |
kamg@2515 | 711 | fileStream::fileStream(const char* file_name, const char* opentype) { |
kamg@2515 | 712 | _file = fopen(file_name, opentype); |
minqi@5683 | 713 | if (_file != NULL) { |
minqi@5683 | 714 | _need_close = true; |
minqi@5683 | 715 | } else { |
minqi@5683 | 716 | warning("Cannot open file %s due to %s\n", file_name, strerror(errno)); |
minqi@5683 | 717 | _need_close = false; |
minqi@5683 | 718 | } |
kamg@2515 | 719 | } |
kamg@2515 | 720 | |
duke@435 | 721 | void fileStream::write(const char* s, size_t len) { |
xlu@948 | 722 | if (_file != NULL) { |
xlu@948 | 723 | // Make an unused local variable to avoid warning from gcc 4.x compiler. |
xlu@948 | 724 | size_t count = fwrite(s, 1, len, _file); |
xlu@948 | 725 | } |
duke@435 | 726 | update_position(s, len); |
duke@435 | 727 | } |
duke@435 | 728 | |
kamg@2515 | 729 | long fileStream::fileSize() { |
kamg@2515 | 730 | long size = -1; |
kamg@2515 | 731 | if (_file != NULL) { |
kamg@2515 | 732 | long pos = ::ftell(_file); |
kamg@2515 | 733 | if (::fseek(_file, 0, SEEK_END) == 0) { |
kamg@2515 | 734 | size = ::ftell(_file); |
kamg@2515 | 735 | } |
kamg@2515 | 736 | ::fseek(_file, pos, SEEK_SET); |
kamg@2515 | 737 | } |
kamg@2515 | 738 | return size; |
kamg@2515 | 739 | } |
kamg@2515 | 740 | |
kamg@2515 | 741 | char* fileStream::readln(char *data, int count ) { |
kamg@2515 | 742 | char * ret = ::fgets(data, count, _file); |
kamg@2515 | 743 | //Get rid of annoying \n char |
kamg@2515 | 744 | data[::strlen(data)-1] = '\0'; |
kamg@2515 | 745 | return ret; |
kamg@2515 | 746 | } |
kamg@2515 | 747 | |
duke@435 | 748 | fileStream::~fileStream() { |
duke@435 | 749 | if (_file != NULL) { |
duke@435 | 750 | if (_need_close) fclose(_file); |
minqi@2964 | 751 | _file = NULL; |
duke@435 | 752 | } |
duke@435 | 753 | } |
duke@435 | 754 | |
duke@435 | 755 | void fileStream::flush() { |
duke@435 | 756 | fflush(_file); |
duke@435 | 757 | } |
duke@435 | 758 | |
duke@435 | 759 | fdStream::fdStream(const char* file_name) { |
duke@435 | 760 | _fd = open(file_name, O_WRONLY | O_CREAT | O_TRUNC, 0666); |
duke@435 | 761 | _need_close = true; |
duke@435 | 762 | } |
duke@435 | 763 | |
duke@435 | 764 | fdStream::~fdStream() { |
duke@435 | 765 | if (_fd != -1) { |
duke@435 | 766 | if (_need_close) close(_fd); |
duke@435 | 767 | _fd = -1; |
duke@435 | 768 | } |
duke@435 | 769 | } |
duke@435 | 770 | |
duke@435 | 771 | void fdStream::write(const char* s, size_t len) { |
xlu@948 | 772 | if (_fd != -1) { |
xlu@948 | 773 | // Make an unused local variable to avoid warning from gcc 4.x compiler. |
xlu@948 | 774 | size_t count = ::write(_fd, s, (int)len); |
xlu@948 | 775 | } |
duke@435 | 776 | update_position(s, len); |
duke@435 | 777 | } |
duke@435 | 778 | |
minqi@5683 | 779 | // dump vm version, os version, platform info, build id, |
minqi@5683 | 780 | // memory usage and command line flags into header |
minqi@5683 | 781 | void gcLogFileStream::dump_loggc_header() { |
minqi@5683 | 782 | if (is_open()) { |
drchase@6680 | 783 | print_cr("%s", Abstract_VM_Version::internal_vm_info_string()); |
minqi@5683 | 784 | os::print_memory_info(this); |
minqi@5683 | 785 | print("CommandLine flags: "); |
minqi@5683 | 786 | CommandLineFlags::printSetFlags(this); |
minqi@5683 | 787 | } |
minqi@5683 | 788 | } |
minqi@5683 | 789 | |
minqi@5683 | 790 | gcLogFileStream::~gcLogFileStream() { |
minqi@2964 | 791 | if (_file != NULL) { |
minqi@2964 | 792 | if (_need_close) fclose(_file); |
minqi@5683 | 793 | _file = NULL; |
minqi@5683 | 794 | } |
minqi@5683 | 795 | if (_file_name != NULL) { |
zgu@3900 | 796 | FREE_C_HEAP_ARRAY(char, _file_name, mtInternal); |
minqi@2964 | 797 | _file_name = NULL; |
minqi@2964 | 798 | } |
phh@9904 | 799 | |
phh@9904 | 800 | delete _file_lock; |
minqi@2964 | 801 | } |
minqi@2964 | 802 | |
phh@9904 | 803 | gcLogFileStream::gcLogFileStream(const char* file_name) : _file_lock(NULL) { |
minqi@2964 | 804 | _cur_file_num = 0; |
jwilhelm@4647 | 805 | _bytes_written = 0L; |
minqi@5683 | 806 | _file_name = make_log_name(file_name, NULL); |
minqi@5683 | 807 | |
brutisso@7448 | 808 | if (_file_name == NULL) { |
brutisso@7448 | 809 | warning("Cannot open file %s: file name is too long.\n", file_name); |
brutisso@7448 | 810 | _need_close = false; |
brutisso@7448 | 811 | UseGCLogFileRotation = false; |
brutisso@7448 | 812 | return; |
brutisso@7448 | 813 | } |
brutisso@7448 | 814 | |
minqi@5683 | 815 | // gc log file rotation |
minqi@5683 | 816 | if (UseGCLogFileRotation && NumberOfGCLogFiles > 1) { |
brutisso@7448 | 817 | char tempbuf[JVM_MAXPATHLEN]; |
minqi@5683 | 818 | jio_snprintf(tempbuf, sizeof(tempbuf), "%s.%d" CURRENTAPPX, _file_name, _cur_file_num); |
minqi@5683 | 819 | _file = fopen(tempbuf, "w"); |
minqi@5683 | 820 | } else { |
minqi@5683 | 821 | _file = fopen(_file_name, "w"); |
minqi@5683 | 822 | } |
minqi@5683 | 823 | if (_file != NULL) { |
minqi@5683 | 824 | _need_close = true; |
minqi@5683 | 825 | dump_loggc_header(); |
phh@9904 | 826 | |
phh@9904 | 827 | if (UseGCLogFileRotation) { |
phh@9904 | 828 | _file_lock = new Mutex(Mutex::leaf, "GCLogFile"); |
phh@9904 | 829 | } |
minqi@5683 | 830 | } else { |
minqi@5683 | 831 | warning("Cannot open file %s due to %s\n", _file_name, strerror(errno)); |
minqi@5683 | 832 | _need_close = false; |
minqi@5683 | 833 | } |
minqi@2964 | 834 | } |
minqi@2964 | 835 | |
minqi@5683 | 836 | void gcLogFileStream::write(const char* s, size_t len) { |
jwilhelm@4647 | 837 | if (_file != NULL) { |
phh@9904 | 838 | // we can't use Thread::current() here because thread may be NULL |
phh@9904 | 839 | // in early stage(ostream_init_log) |
phh@9904 | 840 | Thread* thread = ThreadLocalStorage::thread(); |
phh@9904 | 841 | |
phh@9904 | 842 | // avoid the mutex in the following cases |
phh@9904 | 843 | // 1) ThreadLocalStorage::thread() hasn't been initialized |
phh@9904 | 844 | // 2) _file_lock is not in use. |
phh@9904 | 845 | // 3) current() is VMThread and its reentry flag is set |
phh@9904 | 846 | if (!thread || !_file_lock || (thread->is_VM_thread() |
phh@9904 | 847 | && ((VMThread* )thread)->is_gclog_reentry())) { |
phh@9904 | 848 | size_t count = fwrite(s, 1, len, _file); |
phh@9904 | 849 | _bytes_written += count; |
phh@9904 | 850 | } |
phh@9904 | 851 | else { |
phh@9904 | 852 | MutexLockerEx ml(_file_lock, Mutex::_no_safepoint_check_flag); |
phh@9904 | 853 | size_t count = fwrite(s, 1, len, _file); |
phh@9904 | 854 | _bytes_written += count; |
phh@9904 | 855 | } |
minqi@2964 | 856 | } |
minqi@2964 | 857 | update_position(s, len); |
minqi@2964 | 858 | } |
minqi@2964 | 859 | |
phh@9904 | 860 | // rotate_log must be called from VMThread at a safepoint. In case need change parameters |
minqi@2964 | 861 | // for gc log rotation from thread other than VMThread, a sub type of VM_Operation |
minqi@2964 | 862 | // should be created and be submitted to VMThread's operation queue. DO NOT call this |
phh@9904 | 863 | // function directly. It is safe to rotate log through VMThread because |
phh@9904 | 864 | // no mutator threads run concurrently with the VMThread, and GC threads that run |
phh@9904 | 865 | // concurrently with the VMThread are synchronized in write and rotate_log via _file_lock. |
phh@9904 | 866 | // rotate_log can write log entries, so write supports reentry for it. |
minqi@6535 | 867 | void gcLogFileStream::rotate_log(bool force, outputStream* out) { |
phh@9904 | 868 | #ifdef ASSERT |
phh@9904 | 869 | Thread *thread = Thread::current(); |
phh@9904 | 870 | assert(thread == NULL || |
phh@9904 | 871 | (thread->is_VM_thread() && SafepointSynchronize::is_at_safepoint()), |
phh@9904 | 872 | "Must be VMThread at safepoint"); |
phh@9904 | 873 | #endif |
phh@9904 | 874 | |
phh@9904 | 875 | VMThread* vmthread = VMThread::vm_thread(); |
phh@9904 | 876 | { |
phh@9904 | 877 | // nop if _file_lock is NULL. |
phh@9904 | 878 | MutexLockerEx ml(_file_lock, Mutex::_no_safepoint_check_flag); |
phh@9904 | 879 | vmthread->set_gclog_reentry(true); |
phh@9904 | 880 | rotate_log_impl(force, out); |
phh@9904 | 881 | vmthread->set_gclog_reentry(false); |
phh@9904 | 882 | } |
phh@9904 | 883 | } |
phh@9904 | 884 | |
phh@9904 | 885 | void gcLogFileStream::rotate_log_impl(bool force, outputStream* out) { |
brutisso@7448 | 886 | char time_msg[O_BUFLEN]; |
minqi@5683 | 887 | char time_str[EXTRACHARLEN]; |
brutisso@7448 | 888 | char current_file_name[JVM_MAXPATHLEN]; |
brutisso@7448 | 889 | char renamed_file_name[JVM_MAXPATHLEN]; |
minqi@5683 | 890 | |
minqi@6535 | 891 | if (!should_rotate(force)) { |
jwilhelm@4647 | 892 | return; |
jwilhelm@4647 | 893 | } |
jwilhelm@4647 | 894 | |
minqi@2964 | 895 | if (NumberOfGCLogFiles == 1) { |
minqi@2964 | 896 | // rotate in same file |
minqi@2964 | 897 | rewind(); |
jwilhelm@4647 | 898 | _bytes_written = 0L; |
minqi@5683 | 899 | jio_snprintf(time_msg, sizeof(time_msg), "File %s rotated at %s\n", |
minqi@5683 | 900 | _file_name, os::local_time_string((char *)time_str, sizeof(time_str))); |
minqi@5683 | 901 | write(time_msg, strlen(time_msg)); |
minqi@6535 | 902 | |
minqi@6535 | 903 | if (out != NULL) { |
drchase@6680 | 904 | out->print("%s", time_msg); |
minqi@6535 | 905 | } |
minqi@6535 | 906 | |
minqi@5683 | 907 | dump_loggc_header(); |
minqi@2964 | 908 | return; |
minqi@2964 | 909 | } |
minqi@2964 | 910 | |
minqi@5683 | 911 | #if defined(_WINDOWS) |
minqi@5683 | 912 | #ifndef F_OK |
minqi@5683 | 913 | #define F_OK 0 |
minqi@5683 | 914 | #endif |
minqi@5683 | 915 | #endif // _WINDOWS |
minqi@5683 | 916 | |
minqi@5683 | 917 | // rotate file in names extended_filename.0, extended_filename.1, ..., |
minqi@5683 | 918 | // extended_filename.<NumberOfGCLogFiles - 1>. Current rotation file name will |
minqi@5683 | 919 | // have a form of extended_filename.<i>.current where i is the current rotation |
minqi@5683 | 920 | // file number. After it reaches max file size, the file will be saved and renamed |
minqi@5683 | 921 | // with .current removed from its tail. |
minqi@2964 | 922 | if (_file != NULL) { |
brutisso@7448 | 923 | jio_snprintf(renamed_file_name, JVM_MAXPATHLEN, "%s.%d", |
minqi@5683 | 924 | _file_name, _cur_file_num); |
brutisso@7448 | 925 | int result = jio_snprintf(current_file_name, JVM_MAXPATHLEN, |
brutisso@7448 | 926 | "%s.%d" CURRENTAPPX, _file_name, _cur_file_num); |
brutisso@7448 | 927 | if (result >= JVM_MAXPATHLEN) { |
brutisso@7448 | 928 | warning("Cannot create new log file name: %s: file name is too long.\n", current_file_name); |
brutisso@7448 | 929 | return; |
brutisso@7448 | 930 | } |
minqi@6535 | 931 | |
minqi@6535 | 932 | const char* msg = force ? "GC log rotation request has been received." |
minqi@6535 | 933 | : "GC log file has reached the maximum size."; |
minqi@6535 | 934 | jio_snprintf(time_msg, sizeof(time_msg), "%s %s Saved as %s\n", |
minqi@6535 | 935 | os::local_time_string((char *)time_str, sizeof(time_str)), |
minqi@6535 | 936 | msg, renamed_file_name); |
minqi@5683 | 937 | write(time_msg, strlen(time_msg)); |
minqi@5683 | 938 | |
minqi@6535 | 939 | if (out != NULL) { |
drchase@6680 | 940 | out->print("%s", time_msg); |
minqi@6535 | 941 | } |
minqi@6535 | 942 | |
minqi@2964 | 943 | fclose(_file); |
minqi@2964 | 944 | _file = NULL; |
minqi@5683 | 945 | |
minqi@5683 | 946 | bool can_rename = true; |
minqi@5683 | 947 | if (access(current_file_name, F_OK) != 0) { |
minqi@5683 | 948 | // current file does not exist? |
minqi@5683 | 949 | warning("No source file exists, cannot rename\n"); |
minqi@5683 | 950 | can_rename = false; |
minqi@5683 | 951 | } |
minqi@5683 | 952 | if (can_rename) { |
minqi@5683 | 953 | if (access(renamed_file_name, F_OK) == 0) { |
minqi@5683 | 954 | if (remove(renamed_file_name) != 0) { |
minqi@5683 | 955 | warning("Could not delete existing file %s\n", renamed_file_name); |
minqi@5683 | 956 | can_rename = false; |
minqi@5683 | 957 | } |
minqi@5683 | 958 | } else { |
minqi@5683 | 959 | // file does not exist, ok to rename |
minqi@5683 | 960 | } |
minqi@5683 | 961 | } |
minqi@5683 | 962 | if (can_rename && rename(current_file_name, renamed_file_name) != 0) { |
minqi@5683 | 963 | warning("Could not rename %s to %s\n", _file_name, renamed_file_name); |
minqi@5683 | 964 | } |
minqi@2964 | 965 | } |
minqi@5683 | 966 | |
minqi@5683 | 967 | _cur_file_num++; |
minqi@5683 | 968 | if (_cur_file_num > NumberOfGCLogFiles - 1) _cur_file_num = 0; |
brutisso@7448 | 969 | int result = jio_snprintf(current_file_name, JVM_MAXPATHLEN, "%s.%d" CURRENTAPPX, |
minqi@5683 | 970 | _file_name, _cur_file_num); |
brutisso@7448 | 971 | if (result >= JVM_MAXPATHLEN) { |
brutisso@7448 | 972 | warning("Cannot create new log file name: %s: file name is too long.\n", current_file_name); |
brutisso@7448 | 973 | return; |
brutisso@7448 | 974 | } |
brutisso@7448 | 975 | |
minqi@5683 | 976 | _file = fopen(current_file_name, "w"); |
minqi@5683 | 977 | |
minqi@2964 | 978 | if (_file != NULL) { |
jwilhelm@4647 | 979 | _bytes_written = 0L; |
minqi@2964 | 980 | _need_close = true; |
minqi@5683 | 981 | // reuse current_file_name for time_msg |
brutisso@7448 | 982 | jio_snprintf(current_file_name, JVM_MAXPATHLEN, |
minqi@5683 | 983 | "%s.%d", _file_name, _cur_file_num); |
minqi@5683 | 984 | jio_snprintf(time_msg, sizeof(time_msg), "%s GC log file created %s\n", |
brutisso@7448 | 985 | os::local_time_string((char *)time_str, sizeof(time_str)), current_file_name); |
minqi@5683 | 986 | write(time_msg, strlen(time_msg)); |
minqi@6535 | 987 | |
minqi@6535 | 988 | if (out != NULL) { |
drchase@6680 | 989 | out->print("%s", time_msg); |
minqi@6535 | 990 | } |
minqi@6535 | 991 | |
minqi@5683 | 992 | dump_loggc_header(); |
minqi@5683 | 993 | // remove the existing file |
minqi@5683 | 994 | if (access(current_file_name, F_OK) == 0) { |
minqi@5683 | 995 | if (remove(current_file_name) != 0) { |
minqi@5683 | 996 | warning("Could not delete existing file %s\n", current_file_name); |
minqi@5683 | 997 | } |
minqi@5683 | 998 | } |
minqi@2964 | 999 | } else { |
minqi@5683 | 1000 | warning("failed to open rotation log file %s due to %s\n" |
minqi@5683 | 1001 | "Turned off GC log file rotation\n", |
minqi@2964 | 1002 | _file_name, strerror(errno)); |
minqi@2964 | 1003 | _need_close = false; |
minqi@5683 | 1004 | FLAG_SET_DEFAULT(UseGCLogFileRotation, false); |
minqi@2964 | 1005 | } |
minqi@2964 | 1006 | } |
minqi@2964 | 1007 | |
duke@435 | 1008 | defaultStream* defaultStream::instance = NULL; |
duke@435 | 1009 | int defaultStream::_output_fd = 1; |
duke@435 | 1010 | int defaultStream::_error_fd = 2; |
duke@435 | 1011 | FILE* defaultStream::_output_stream = stdout; |
duke@435 | 1012 | FILE* defaultStream::_error_stream = stderr; |
duke@435 | 1013 | |
duke@435 | 1014 | #define LOG_MAJOR_VERSION 160 |
duke@435 | 1015 | #define LOG_MINOR_VERSION 1 |
duke@435 | 1016 | |
duke@435 | 1017 | void defaultStream::init() { |
duke@435 | 1018 | _inited = true; |
duke@435 | 1019 | if (LogVMOutput || LogCompilation) { |
duke@435 | 1020 | init_log(); |
duke@435 | 1021 | } |
duke@435 | 1022 | } |
duke@435 | 1023 | |
duke@435 | 1024 | bool defaultStream::has_log_file() { |
duke@435 | 1025 | // lazily create log file (at startup, LogVMOutput is false even |
duke@435 | 1026 | // if +LogVMOutput is used, because the flags haven't been parsed yet) |
duke@435 | 1027 | // For safer printing during fatal error handling, do not init logfile |
duke@435 | 1028 | // if a VM error has been reported. |
duke@435 | 1029 | if (!_inited && !is_error_reported()) init(); |
duke@435 | 1030 | return _log_file != NULL; |
duke@435 | 1031 | } |
duke@435 | 1032 | |
brutisso@7448 | 1033 | fileStream* defaultStream::open_file(const char* log_name) { |
brutisso@7448 | 1034 | const char* try_name = make_log_name(log_name, NULL); |
brutisso@7448 | 1035 | if (try_name == NULL) { |
brutisso@7448 | 1036 | warning("Cannot open file %s: file name is too long.\n", log_name); |
brutisso@7448 | 1037 | return NULL; |
brutisso@7448 | 1038 | } |
brutisso@7448 | 1039 | |
brutisso@7448 | 1040 | fileStream* file = new(ResourceObj::C_HEAP, mtInternal) fileStream(try_name); |
brutisso@7448 | 1041 | FREE_C_HEAP_ARRAY(char, try_name, mtInternal); |
brutisso@7448 | 1042 | if (file->is_open()) { |
brutisso@7448 | 1043 | return file; |
brutisso@7448 | 1044 | } |
brutisso@7448 | 1045 | |
brutisso@7448 | 1046 | // Try again to open the file in the temp directory. |
brutisso@7448 | 1047 | delete file; |
brutisso@7448 | 1048 | char warnbuf[O_BUFLEN*2]; |
brutisso@7448 | 1049 | jio_snprintf(warnbuf, sizeof(warnbuf), "Warning: Cannot open log file: %s\n", log_name); |
brutisso@7448 | 1050 | // Note: This feature is for maintainer use only. No need for L10N. |
brutisso@7448 | 1051 | jio_print(warnbuf); |
brutisso@7448 | 1052 | try_name = make_log_name(log_name, os::get_temp_directory()); |
brutisso@7448 | 1053 | if (try_name == NULL) { |
brutisso@7448 | 1054 | warning("Cannot open file %s: file name is too long for directory %s.\n", log_name, os::get_temp_directory()); |
brutisso@7448 | 1055 | return NULL; |
brutisso@7448 | 1056 | } |
brutisso@7448 | 1057 | |
brutisso@7448 | 1058 | jio_snprintf(warnbuf, sizeof(warnbuf), |
brutisso@7448 | 1059 | "Warning: Forcing option -XX:LogFile=%s\n", try_name); |
brutisso@7448 | 1060 | jio_print(warnbuf); |
brutisso@7448 | 1061 | |
brutisso@7448 | 1062 | file = new(ResourceObj::C_HEAP, mtInternal) fileStream(try_name); |
brutisso@7448 | 1063 | FREE_C_HEAP_ARRAY(char, try_name, mtInternal); |
brutisso@7448 | 1064 | if (file->is_open()) { |
brutisso@7448 | 1065 | return file; |
brutisso@7448 | 1066 | } |
brutisso@7448 | 1067 | |
brutisso@7448 | 1068 | delete file; |
brutisso@7448 | 1069 | return NULL; |
brutisso@7448 | 1070 | } |
brutisso@7448 | 1071 | |
duke@435 | 1072 | void defaultStream::init_log() { |
duke@435 | 1073 | // %%% Need a MutexLocker? |
vlivanov@5903 | 1074 | const char* log_name = LogFile != NULL ? LogFile : "hotspot_%p.log"; |
brutisso@7448 | 1075 | fileStream* file = open_file(log_name); |
brutisso@7448 | 1076 | |
brutisso@7448 | 1077 | if (file != NULL) { |
brutisso@7448 | 1078 | _log_file = file; |
brutisso@7448 | 1079 | _outer_xmlStream = new(ResourceObj::C_HEAP, mtInternal) xmlStream(file); |
brutisso@7448 | 1080 | start_log(); |
brutisso@7448 | 1081 | } else { |
brutisso@7448 | 1082 | // and leave xtty as NULL |
brutisso@7448 | 1083 | LogVMOutput = false; |
brutisso@7448 | 1084 | DisplayVMOutput = true; |
brutisso@7448 | 1085 | LogCompilation = false; |
duke@435 | 1086 | } |
brutisso@7448 | 1087 | } |
vlivanov@5725 | 1088 | |
brutisso@7448 | 1089 | void defaultStream::start_log() { |
brutisso@7448 | 1090 | xmlStream*xs = _outer_xmlStream; |
duke@435 | 1091 | if (this == tty) xtty = xs; |
duke@435 | 1092 | // Write XML header. |
duke@435 | 1093 | xs->print_cr("<?xml version='1.0' encoding='UTF-8'?>"); |
duke@435 | 1094 | // (For now, don't bother to issue a DTD for this private format.) |
duke@435 | 1095 | jlong time_ms = os::javaTimeMillis() - tty->time_stamp().milliseconds(); |
duke@435 | 1096 | // %%% Should be: jlong time_ms = os::start_time_milliseconds(), if |
duke@435 | 1097 | // we ever get round to introduce that method on the os class |
duke@435 | 1098 | xs->head("hotspot_log version='%d %d'" |
kevinw@9327 | 1099 | " process='%d' time_ms='" INT64_FORMAT "'", |
duke@435 | 1100 | LOG_MAJOR_VERSION, LOG_MINOR_VERSION, |
drchase@6680 | 1101 | os::current_process_id(), (int64_t)time_ms); |
duke@435 | 1102 | // Write VM version header immediately. |
duke@435 | 1103 | xs->head("vm_version"); |
duke@435 | 1104 | xs->head("name"); xs->text("%s", VM_Version::vm_name()); xs->cr(); |
duke@435 | 1105 | xs->tail("name"); |
duke@435 | 1106 | xs->head("release"); xs->text("%s", VM_Version::vm_release()); xs->cr(); |
duke@435 | 1107 | xs->tail("release"); |
duke@435 | 1108 | xs->head("info"); xs->text("%s", VM_Version::internal_vm_info_string()); xs->cr(); |
duke@435 | 1109 | xs->tail("info"); |
duke@435 | 1110 | xs->tail("vm_version"); |
duke@435 | 1111 | // Record information about the command-line invocation. |
duke@435 | 1112 | xs->head("vm_arguments"); // Cf. Arguments::print_on() |
duke@435 | 1113 | if (Arguments::num_jvm_flags() > 0) { |
duke@435 | 1114 | xs->head("flags"); |
duke@435 | 1115 | Arguments::print_jvm_flags_on(xs->text()); |
duke@435 | 1116 | xs->tail("flags"); |
duke@435 | 1117 | } |
duke@435 | 1118 | if (Arguments::num_jvm_args() > 0) { |
duke@435 | 1119 | xs->head("args"); |
duke@435 | 1120 | Arguments::print_jvm_args_on(xs->text()); |
duke@435 | 1121 | xs->tail("args"); |
duke@435 | 1122 | } |
duke@435 | 1123 | if (Arguments::java_command() != NULL) { |
duke@435 | 1124 | xs->head("command"); xs->text()->print_cr("%s", Arguments::java_command()); |
duke@435 | 1125 | xs->tail("command"); |
duke@435 | 1126 | } |
duke@435 | 1127 | if (Arguments::sun_java_launcher() != NULL) { |
duke@435 | 1128 | xs->head("launcher"); xs->text()->print_cr("%s", Arguments::sun_java_launcher()); |
duke@435 | 1129 | xs->tail("launcher"); |
duke@435 | 1130 | } |
duke@435 | 1131 | if (Arguments::system_properties() != NULL) { |
duke@435 | 1132 | xs->head("properties"); |
duke@435 | 1133 | // Print it as a java-style property list. |
duke@435 | 1134 | // System properties don't generally contain newlines, so don't bother with unparsing. |
duke@435 | 1135 | for (SystemProperty* p = Arguments::system_properties(); p != NULL; p = p->next()) { |
duke@435 | 1136 | xs->text()->print_cr("%s=%s", p->key(), p->value()); |
duke@435 | 1137 | } |
duke@435 | 1138 | xs->tail("properties"); |
duke@435 | 1139 | } |
duke@435 | 1140 | xs->tail("vm_arguments"); |
duke@435 | 1141 | // tty output per se is grouped under the <tty>...</tty> element. |
duke@435 | 1142 | xs->head("tty"); |
duke@435 | 1143 | // All further non-markup text gets copied to the tty: |
duke@435 | 1144 | xs->_text = this; // requires friend declaration! |
duke@435 | 1145 | } |
duke@435 | 1146 | |
duke@435 | 1147 | // finish_log() is called during normal VM shutdown. finish_log_on_error() is |
duke@435 | 1148 | // called by ostream_abort() after a fatal error. |
duke@435 | 1149 | // |
duke@435 | 1150 | void defaultStream::finish_log() { |
duke@435 | 1151 | xmlStream* xs = _outer_xmlStream; |
duke@435 | 1152 | xs->done("tty"); |
duke@435 | 1153 | |
duke@435 | 1154 | // Other log forks are appended here, at the End of Time: |
duke@435 | 1155 | CompileLog::finish_log(xs->out()); // write compile logging, if any, now |
duke@435 | 1156 | |
duke@435 | 1157 | xs->done("hotspot_log"); |
duke@435 | 1158 | xs->flush(); |
duke@435 | 1159 | |
duke@435 | 1160 | fileStream* file = _log_file; |
duke@435 | 1161 | _log_file = NULL; |
duke@435 | 1162 | |
duke@435 | 1163 | delete _outer_xmlStream; |
duke@435 | 1164 | _outer_xmlStream = NULL; |
duke@435 | 1165 | |
duke@435 | 1166 | file->flush(); |
duke@435 | 1167 | delete file; |
duke@435 | 1168 | } |
duke@435 | 1169 | |
duke@435 | 1170 | void defaultStream::finish_log_on_error(char *buf, int buflen) { |
duke@435 | 1171 | xmlStream* xs = _outer_xmlStream; |
duke@435 | 1172 | |
duke@435 | 1173 | if (xs && xs->out()) { |
duke@435 | 1174 | |
duke@435 | 1175 | xs->done_raw("tty"); |
duke@435 | 1176 | |
duke@435 | 1177 | // Other log forks are appended here, at the End of Time: |
duke@435 | 1178 | CompileLog::finish_log_on_error(xs->out(), buf, buflen); // write compile logging, if any, now |
duke@435 | 1179 | |
duke@435 | 1180 | xs->done_raw("hotspot_log"); |
duke@435 | 1181 | xs->flush(); |
duke@435 | 1182 | |
duke@435 | 1183 | fileStream* file = _log_file; |
duke@435 | 1184 | _log_file = NULL; |
duke@435 | 1185 | _outer_xmlStream = NULL; |
duke@435 | 1186 | |
duke@435 | 1187 | if (file) { |
duke@435 | 1188 | file->flush(); |
duke@435 | 1189 | |
duke@435 | 1190 | // Can't delete or close the file because delete and fclose aren't |
duke@435 | 1191 | // async-safe. We are about to die, so leave it to the kernel. |
duke@435 | 1192 | // delete file; |
duke@435 | 1193 | } |
duke@435 | 1194 | } |
duke@435 | 1195 | } |
duke@435 | 1196 | |
duke@435 | 1197 | intx defaultStream::hold(intx writer_id) { |
duke@435 | 1198 | bool has_log = has_log_file(); // check before locking |
duke@435 | 1199 | if (// impossible, but who knows? |
duke@435 | 1200 | writer_id == NO_WRITER || |
duke@435 | 1201 | |
duke@435 | 1202 | // bootstrap problem |
duke@435 | 1203 | tty_lock == NULL || |
duke@435 | 1204 | |
duke@435 | 1205 | // can't grab a lock or call Thread::current() if TLS isn't initialized |
duke@435 | 1206 | ThreadLocalStorage::thread() == NULL || |
duke@435 | 1207 | |
duke@435 | 1208 | // developer hook |
duke@435 | 1209 | !SerializeVMOutput || |
duke@435 | 1210 | |
duke@435 | 1211 | // VM already unhealthy |
duke@435 | 1212 | is_error_reported() || |
duke@435 | 1213 | |
duke@435 | 1214 | // safepoint == global lock (for VM only) |
duke@435 | 1215 | (SafepointSynchronize::is_synchronizing() && |
duke@435 | 1216 | Thread::current()->is_VM_thread()) |
duke@435 | 1217 | ) { |
duke@435 | 1218 | // do not attempt to lock unless we know the thread and the VM is healthy |
duke@435 | 1219 | return NO_WRITER; |
duke@435 | 1220 | } |
duke@435 | 1221 | if (_writer == writer_id) { |
duke@435 | 1222 | // already held, no need to re-grab the lock |
duke@435 | 1223 | return NO_WRITER; |
duke@435 | 1224 | } |
duke@435 | 1225 | tty_lock->lock_without_safepoint_check(); |
duke@435 | 1226 | // got the lock |
duke@435 | 1227 | if (writer_id != _last_writer) { |
duke@435 | 1228 | if (has_log) { |
duke@435 | 1229 | _log_file->bol(); |
duke@435 | 1230 | // output a hint where this output is coming from: |
vlivanov@4154 | 1231 | _log_file->print_cr("<writer thread='" UINTX_FORMAT "'/>", writer_id); |
duke@435 | 1232 | } |
duke@435 | 1233 | _last_writer = writer_id; |
duke@435 | 1234 | } |
duke@435 | 1235 | _writer = writer_id; |
duke@435 | 1236 | return writer_id; |
duke@435 | 1237 | } |
duke@435 | 1238 | |
duke@435 | 1239 | void defaultStream::release(intx holder) { |
duke@435 | 1240 | if (holder == NO_WRITER) { |
duke@435 | 1241 | // nothing to release: either a recursive lock, or we scribbled (too bad) |
duke@435 | 1242 | return; |
duke@435 | 1243 | } |
duke@435 | 1244 | if (_writer != holder) { |
duke@435 | 1245 | return; // already unlocked, perhaps via break_tty_lock_for_safepoint |
duke@435 | 1246 | } |
duke@435 | 1247 | _writer = NO_WRITER; |
duke@435 | 1248 | tty_lock->unlock(); |
duke@435 | 1249 | } |
duke@435 | 1250 | |
duke@435 | 1251 | |
duke@435 | 1252 | // Yuck: jio_print does not accept char*/len. |
duke@435 | 1253 | static void call_jio_print(const char* s, size_t len) { |
duke@435 | 1254 | char buffer[O_BUFLEN+100]; |
duke@435 | 1255 | if (len > sizeof(buffer)-1) { |
duke@435 | 1256 | warning("increase O_BUFLEN in ostream.cpp -- output truncated"); |
duke@435 | 1257 | len = sizeof(buffer)-1; |
duke@435 | 1258 | } |
duke@435 | 1259 | strncpy(buffer, s, len); |
duke@435 | 1260 | buffer[len] = '\0'; |
duke@435 | 1261 | jio_print(buffer); |
duke@435 | 1262 | } |
duke@435 | 1263 | |
duke@435 | 1264 | |
duke@435 | 1265 | void defaultStream::write(const char* s, size_t len) { |
duke@435 | 1266 | intx thread_id = os::current_thread_id(); |
duke@435 | 1267 | intx holder = hold(thread_id); |
duke@435 | 1268 | |
duke@435 | 1269 | if (DisplayVMOutput && |
duke@435 | 1270 | (_outer_xmlStream == NULL || !_outer_xmlStream->inside_attrs())) { |
duke@435 | 1271 | // print to output stream. It can be redirected by a vfprintf hook |
duke@435 | 1272 | if (s[len] == '\0') { |
duke@435 | 1273 | jio_print(s); |
duke@435 | 1274 | } else { |
duke@435 | 1275 | call_jio_print(s, len); |
duke@435 | 1276 | } |
duke@435 | 1277 | } |
duke@435 | 1278 | |
duke@435 | 1279 | // print to log file |
duke@435 | 1280 | if (has_log_file()) { |
duke@435 | 1281 | int nl0 = _newlines; |
duke@435 | 1282 | xmlTextStream::write(s, len); |
duke@435 | 1283 | // flush the log file too, if there were any newlines |
duke@435 | 1284 | if (nl0 != _newlines){ |
duke@435 | 1285 | flush(); |
duke@435 | 1286 | } |
duke@435 | 1287 | } else { |
duke@435 | 1288 | update_position(s, len); |
duke@435 | 1289 | } |
duke@435 | 1290 | |
duke@435 | 1291 | release(holder); |
duke@435 | 1292 | } |
duke@435 | 1293 | |
duke@435 | 1294 | intx ttyLocker::hold_tty() { |
duke@435 | 1295 | if (defaultStream::instance == NULL) return defaultStream::NO_WRITER; |
duke@435 | 1296 | intx thread_id = os::current_thread_id(); |
duke@435 | 1297 | return defaultStream::instance->hold(thread_id); |
duke@435 | 1298 | } |
duke@435 | 1299 | |
duke@435 | 1300 | void ttyLocker::release_tty(intx holder) { |
duke@435 | 1301 | if (holder == defaultStream::NO_WRITER) return; |
duke@435 | 1302 | defaultStream::instance->release(holder); |
duke@435 | 1303 | } |
duke@435 | 1304 | |
never@2570 | 1305 | bool ttyLocker::release_tty_if_locked() { |
never@2570 | 1306 | intx thread_id = os::current_thread_id(); |
never@2570 | 1307 | if (defaultStream::instance->writer() == thread_id) { |
never@2570 | 1308 | // release the lock and return true so callers know if was |
never@2570 | 1309 | // previously held. |
never@2570 | 1310 | release_tty(thread_id); |
never@2570 | 1311 | return true; |
never@2570 | 1312 | } |
never@2570 | 1313 | return false; |
never@2570 | 1314 | } |
never@2570 | 1315 | |
duke@435 | 1316 | void ttyLocker::break_tty_lock_for_safepoint(intx holder) { |
duke@435 | 1317 | if (defaultStream::instance != NULL && |
duke@435 | 1318 | defaultStream::instance->writer() == holder) { |
duke@435 | 1319 | if (xtty != NULL) { |
duke@435 | 1320 | xtty->print_cr("<!-- safepoint while printing -->"); |
duke@435 | 1321 | } |
duke@435 | 1322 | defaultStream::instance->release(holder); |
duke@435 | 1323 | } |
duke@435 | 1324 | // (else there was no lock to break) |
duke@435 | 1325 | } |
duke@435 | 1326 | |
duke@435 | 1327 | void ostream_init() { |
duke@435 | 1328 | if (defaultStream::instance == NULL) { |
zgu@3900 | 1329 | defaultStream::instance = new(ResourceObj::C_HEAP, mtInternal) defaultStream(); |
duke@435 | 1330 | tty = defaultStream::instance; |
duke@435 | 1331 | |
duke@435 | 1332 | // We want to ensure that time stamps in GC logs consider time 0 |
duke@435 | 1333 | // the time when the JVM is initialized, not the first time we ask |
duke@435 | 1334 | // for a time stamp. So, here, we explicitly update the time stamp |
duke@435 | 1335 | // of tty. |
duke@435 | 1336 | tty->time_stamp().update_to(1); |
duke@435 | 1337 | } |
duke@435 | 1338 | } |
duke@435 | 1339 | |
duke@435 | 1340 | void ostream_init_log() { |
duke@435 | 1341 | // For -Xloggc:<file> option - called in runtime/thread.cpp |
duke@435 | 1342 | // Note : this must be called AFTER ostream_init() |
duke@435 | 1343 | |
duke@435 | 1344 | gclog_or_tty = tty; // default to tty |
duke@435 | 1345 | if (Arguments::gc_log_filename() != NULL) { |
minqi@5683 | 1346 | fileStream * gclog = new(ResourceObj::C_HEAP, mtInternal) |
minqi@5683 | 1347 | gcLogFileStream(Arguments::gc_log_filename()); |
duke@435 | 1348 | if (gclog->is_open()) { |
duke@435 | 1349 | // now we update the time stamp of the GC log to be synced up |
duke@435 | 1350 | // with tty. |
duke@435 | 1351 | gclog->time_stamp().update_to(tty->time_stamp().ticks()); |
duke@435 | 1352 | } |
minqi@2964 | 1353 | gclog_or_tty = gclog; |
duke@435 | 1354 | } |
duke@435 | 1355 | |
iklam@7089 | 1356 | #if INCLUDE_CDS |
iklam@7089 | 1357 | // For -XX:DumpLoadedClassList=<file> option |
iklam@7089 | 1358 | if (DumpLoadedClassList != NULL) { |
iklam@7089 | 1359 | const char* list_name = make_log_name(DumpLoadedClassList, NULL); |
iklam@7089 | 1360 | classlist_file = new(ResourceObj::C_HEAP, mtInternal) |
iklam@7089 | 1361 | fileStream(list_name); |
iklam@7089 | 1362 | FREE_C_HEAP_ARRAY(char, list_name, mtInternal); |
iklam@7089 | 1363 | } |
iklam@7089 | 1364 | #endif |
iklam@7089 | 1365 | |
duke@435 | 1366 | // If we haven't lazily initialized the logfile yet, do it now, |
duke@435 | 1367 | // to avoid the possibility of lazy initialization during a VM |
duke@435 | 1368 | // crash, which can affect the stability of the fatal error handler. |
duke@435 | 1369 | defaultStream::instance->has_log_file(); |
duke@435 | 1370 | } |
duke@435 | 1371 | |
duke@435 | 1372 | // ostream_exit() is called during normal VM exit to finish log files, flush |
duke@435 | 1373 | // output and free resource. |
duke@435 | 1374 | void ostream_exit() { |
duke@435 | 1375 | static bool ostream_exit_called = false; |
duke@435 | 1376 | if (ostream_exit_called) return; |
duke@435 | 1377 | ostream_exit_called = true; |
iklam@7089 | 1378 | #if INCLUDE_CDS |
iklam@7089 | 1379 | if (classlist_file != NULL) { |
iklam@7089 | 1380 | delete classlist_file; |
iklam@7089 | 1381 | } |
iklam@7089 | 1382 | #endif |
duke@435 | 1383 | if (gclog_or_tty != tty) { |
duke@435 | 1384 | delete gclog_or_tty; |
duke@435 | 1385 | } |
duke@435 | 1386 | { |
duke@435 | 1387 | // we temporaly disable PrintMallocFree here |
duke@435 | 1388 | // as otherwise it'll lead to using of almost deleted |
duke@435 | 1389 | // tty or defaultStream::instance in logging facility |
duke@435 | 1390 | // of HeapFree(), see 6391258 |
duke@435 | 1391 | DEBUG_ONLY(FlagSetting fs(PrintMallocFree, false);) |
duke@435 | 1392 | if (tty != defaultStream::instance) { |
duke@435 | 1393 | delete tty; |
duke@435 | 1394 | } |
duke@435 | 1395 | if (defaultStream::instance != NULL) { |
duke@435 | 1396 | delete defaultStream::instance; |
duke@435 | 1397 | } |
duke@435 | 1398 | } |
duke@435 | 1399 | tty = NULL; |
duke@435 | 1400 | xtty = NULL; |
duke@435 | 1401 | gclog_or_tty = NULL; |
duke@435 | 1402 | defaultStream::instance = NULL; |
duke@435 | 1403 | } |
duke@435 | 1404 | |
duke@435 | 1405 | // ostream_abort() is called by os::abort() when VM is about to die. |
duke@435 | 1406 | void ostream_abort() { |
duke@435 | 1407 | // Here we can't delete gclog_or_tty and tty, just flush their output |
duke@435 | 1408 | if (gclog_or_tty) gclog_or_tty->flush(); |
duke@435 | 1409 | if (tty) tty->flush(); |
duke@435 | 1410 | |
duke@435 | 1411 | if (defaultStream::instance != NULL) { |
duke@435 | 1412 | static char buf[4096]; |
duke@435 | 1413 | defaultStream::instance->finish_log_on_error(buf, sizeof(buf)); |
duke@435 | 1414 | } |
duke@435 | 1415 | } |
duke@435 | 1416 | |
duke@435 | 1417 | staticBufferStream::staticBufferStream(char* buffer, size_t buflen, |
duke@435 | 1418 | outputStream *outer_stream) { |
duke@435 | 1419 | _buffer = buffer; |
duke@435 | 1420 | _buflen = buflen; |
duke@435 | 1421 | _outer_stream = outer_stream; |
kvn@2702 | 1422 | // compile task prints time stamp relative to VM start |
kvn@2702 | 1423 | _stamp.update_to(1); |
duke@435 | 1424 | } |
duke@435 | 1425 | |
duke@435 | 1426 | void staticBufferStream::write(const char* c, size_t len) { |
duke@435 | 1427 | _outer_stream->print_raw(c, (int)len); |
duke@435 | 1428 | } |
duke@435 | 1429 | |
duke@435 | 1430 | void staticBufferStream::flush() { |
duke@435 | 1431 | _outer_stream->flush(); |
duke@435 | 1432 | } |
duke@435 | 1433 | |
duke@435 | 1434 | void staticBufferStream::print(const char* format, ...) { |
duke@435 | 1435 | va_list ap; |
duke@435 | 1436 | va_start(ap, format); |
duke@435 | 1437 | size_t len; |
duke@435 | 1438 | const char* str = do_vsnprintf(_buffer, _buflen, format, ap, false, len); |
duke@435 | 1439 | write(str, len); |
duke@435 | 1440 | va_end(ap); |
duke@435 | 1441 | } |
duke@435 | 1442 | |
duke@435 | 1443 | void staticBufferStream::print_cr(const char* format, ...) { |
duke@435 | 1444 | va_list ap; |
duke@435 | 1445 | va_start(ap, format); |
duke@435 | 1446 | size_t len; |
duke@435 | 1447 | const char* str = do_vsnprintf(_buffer, _buflen, format, ap, true, len); |
duke@435 | 1448 | write(str, len); |
duke@435 | 1449 | va_end(ap); |
duke@435 | 1450 | } |
duke@435 | 1451 | |
duke@435 | 1452 | void staticBufferStream::vprint(const char *format, va_list argptr) { |
duke@435 | 1453 | size_t len; |
duke@435 | 1454 | const char* str = do_vsnprintf(_buffer, _buflen, format, argptr, false, len); |
duke@435 | 1455 | write(str, len); |
duke@435 | 1456 | } |
duke@435 | 1457 | |
duke@435 | 1458 | void staticBufferStream::vprint_cr(const char* format, va_list argptr) { |
duke@435 | 1459 | size_t len; |
duke@435 | 1460 | const char* str = do_vsnprintf(_buffer, _buflen, format, argptr, true, len); |
duke@435 | 1461 | write(str, len); |
duke@435 | 1462 | } |
duke@435 | 1463 | |
never@657 | 1464 | bufferedStream::bufferedStream(size_t initial_size, size_t bufmax) : outputStream() { |
duke@435 | 1465 | buffer_length = initial_size; |
zgu@3900 | 1466 | buffer = NEW_C_HEAP_ARRAY(char, buffer_length, mtInternal); |
duke@435 | 1467 | buffer_pos = 0; |
duke@435 | 1468 | buffer_fixed = false; |
never@657 | 1469 | buffer_max = bufmax; |
duke@435 | 1470 | } |
duke@435 | 1471 | |
never@657 | 1472 | bufferedStream::bufferedStream(char* fixed_buffer, size_t fixed_buffer_size, size_t bufmax) : outputStream() { |
duke@435 | 1473 | buffer_length = fixed_buffer_size; |
duke@435 | 1474 | buffer = fixed_buffer; |
duke@435 | 1475 | buffer_pos = 0; |
duke@435 | 1476 | buffer_fixed = true; |
never@657 | 1477 | buffer_max = bufmax; |
duke@435 | 1478 | } |
duke@435 | 1479 | |
duke@435 | 1480 | void bufferedStream::write(const char* s, size_t len) { |
never@657 | 1481 | |
never@657 | 1482 | if(buffer_pos + len > buffer_max) { |
never@657 | 1483 | flush(); |
never@657 | 1484 | } |
never@657 | 1485 | |
duke@435 | 1486 | size_t end = buffer_pos + len; |
duke@435 | 1487 | if (end >= buffer_length) { |
duke@435 | 1488 | if (buffer_fixed) { |
duke@435 | 1489 | // if buffer cannot resize, silently truncate |
duke@435 | 1490 | len = buffer_length - buffer_pos - 1; |
duke@435 | 1491 | } else { |
duke@435 | 1492 | // For small overruns, double the buffer. For larger ones, |
duke@435 | 1493 | // increase to the requested size. |
duke@435 | 1494 | if (end < buffer_length * 2) { |
duke@435 | 1495 | end = buffer_length * 2; |
duke@435 | 1496 | } |
zgu@3900 | 1497 | buffer = REALLOC_C_HEAP_ARRAY(char, buffer, end, mtInternal); |
duke@435 | 1498 | buffer_length = end; |
duke@435 | 1499 | } |
duke@435 | 1500 | } |
duke@435 | 1501 | memcpy(buffer + buffer_pos, s, len); |
duke@435 | 1502 | buffer_pos += len; |
duke@435 | 1503 | update_position(s, len); |
duke@435 | 1504 | } |
duke@435 | 1505 | |
duke@435 | 1506 | char* bufferedStream::as_string() { |
duke@435 | 1507 | char* copy = NEW_RESOURCE_ARRAY(char, buffer_pos+1); |
duke@435 | 1508 | strncpy(copy, buffer, buffer_pos); |
duke@435 | 1509 | copy[buffer_pos] = 0; // terminating null |
duke@435 | 1510 | return copy; |
duke@435 | 1511 | } |
duke@435 | 1512 | |
duke@435 | 1513 | bufferedStream::~bufferedStream() { |
duke@435 | 1514 | if (!buffer_fixed) { |
zgu@3900 | 1515 | FREE_C_HEAP_ARRAY(char, buffer, mtInternal); |
duke@435 | 1516 | } |
duke@435 | 1517 | } |
duke@435 | 1518 | |
duke@435 | 1519 | #ifndef PRODUCT |
duke@435 | 1520 | |
goetz@6461 | 1521 | #if defined(SOLARIS) || defined(LINUX) || defined(AIX) || defined(_ALLBSD_SOURCE) |
duke@435 | 1522 | #include <sys/types.h> |
duke@435 | 1523 | #include <sys/socket.h> |
duke@435 | 1524 | #include <netinet/in.h> |
duke@435 | 1525 | #include <arpa/inet.h> |
duke@435 | 1526 | #endif |
duke@435 | 1527 | |
duke@435 | 1528 | // Network access |
never@657 | 1529 | networkStream::networkStream() : bufferedStream(1024*10, 1024*10) { |
duke@435 | 1530 | |
duke@435 | 1531 | _socket = -1; |
duke@435 | 1532 | |
ikrylov@2322 | 1533 | int result = os::socket(AF_INET, SOCK_STREAM, 0); |
duke@435 | 1534 | if (result <= 0) { |
duke@435 | 1535 | assert(false, "Socket could not be created!"); |
duke@435 | 1536 | } else { |
duke@435 | 1537 | _socket = result; |
duke@435 | 1538 | } |
duke@435 | 1539 | } |
duke@435 | 1540 | |
duke@435 | 1541 | int networkStream::read(char *buf, size_t len) { |
ikrylov@2322 | 1542 | return os::recv(_socket, buf, (int)len, 0); |
duke@435 | 1543 | } |
duke@435 | 1544 | |
duke@435 | 1545 | void networkStream::flush() { |
duke@435 | 1546 | if (size() != 0) { |
phh@3344 | 1547 | int result = os::raw_send(_socket, (char *)base(), size(), 0); |
never@657 | 1548 | assert(result != -1, "connection error"); |
never@657 | 1549 | assert(result == (int)size(), "didn't send enough data"); |
duke@435 | 1550 | } |
duke@435 | 1551 | reset(); |
duke@435 | 1552 | } |
duke@435 | 1553 | |
duke@435 | 1554 | networkStream::~networkStream() { |
duke@435 | 1555 | close(); |
duke@435 | 1556 | } |
duke@435 | 1557 | |
duke@435 | 1558 | void networkStream::close() { |
duke@435 | 1559 | if (_socket != -1) { |
duke@435 | 1560 | flush(); |
ikrylov@2322 | 1561 | os::socket_close(_socket); |
duke@435 | 1562 | _socket = -1; |
duke@435 | 1563 | } |
duke@435 | 1564 | } |
duke@435 | 1565 | |
duke@435 | 1566 | bool networkStream::connect(const char *ip, short port) { |
duke@435 | 1567 | |
duke@435 | 1568 | struct sockaddr_in server; |
duke@435 | 1569 | server.sin_family = AF_INET; |
duke@435 | 1570 | server.sin_port = htons(port); |
duke@435 | 1571 | |
duke@435 | 1572 | server.sin_addr.s_addr = inet_addr(ip); |
jcoomes@515 | 1573 | if (server.sin_addr.s_addr == (uint32_t)-1) { |
ikrylov@2322 | 1574 | struct hostent* host = os::get_host_by_name((char*)ip); |
duke@435 | 1575 | if (host != NULL) { |
duke@435 | 1576 | memcpy(&server.sin_addr, host->h_addr_list[0], host->h_length); |
duke@435 | 1577 | } else { |
duke@435 | 1578 | return false; |
duke@435 | 1579 | } |
duke@435 | 1580 | } |
duke@435 | 1581 | |
duke@435 | 1582 | |
ikrylov@2322 | 1583 | int result = os::connect(_socket, (struct sockaddr*)&server, sizeof(struct sockaddr_in)); |
duke@435 | 1584 | return (result >= 0); |
duke@435 | 1585 | } |
duke@435 | 1586 | |
duke@435 | 1587 | #endif |