author | jmasa |
Wed, 25 Jun 2014 20:41:16 -0700 | |
changeset 25354 | f6762819b488 |
parent 25350 | 6423a57e5451 |
child 25468 | 5331df506290 |
permissions | -rw-r--r-- |
1 | 1 |
/* |
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* Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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||
7397 | 25 |
#include "precompiled.hpp" |
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#include "compiler/compileLog.hpp" |
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#include "gc_implementation/shared/gcId.hpp" |
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#include "oops/oop.inline.hpp" |
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#include "runtime/arguments.hpp" |
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#include "utilities/defaultStream.hpp" |
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#include "utilities/ostream.hpp" |
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#include "utilities/top.hpp" |
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#include "utilities/xmlstream.hpp" |
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#ifdef TARGET_OS_FAMILY_linux |
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# include "os_linux.inline.hpp" |
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#endif |
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#ifdef TARGET_OS_FAMILY_solaris |
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# include "os_solaris.inline.hpp" |
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#endif |
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#ifdef TARGET_OS_FAMILY_windows |
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# include "os_windows.inline.hpp" |
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#endif |
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#ifdef TARGET_OS_FAMILY_aix |
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# include "os_aix.inline.hpp" |
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#endif |
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#ifdef TARGET_OS_FAMILY_bsd |
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# include "os_bsd.inline.hpp" |
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#endif |
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|
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extern "C" void jio_print(const char* s); // Declarationtion of jvm method |
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||
52 |
outputStream::outputStream(int width) { |
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_width = width; |
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_position = 0; |
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_newlines = 0; |
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_precount = 0; |
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_indentation = 0; |
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58 |
} |
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||
60 |
outputStream::outputStream(int width, bool has_time_stamps) { |
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_width = width; |
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_position = 0; |
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_newlines = 0; |
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_precount = 0; |
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_indentation = 0; |
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if (has_time_stamps) _stamp.update(); |
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} |
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68 |
||
69 |
void outputStream::update_position(const char* s, size_t len) { |
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for (size_t i = 0; i < len; i++) { |
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char ch = s[i]; |
|
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if (ch == '\n') { |
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_newlines += 1; |
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_precount += _position + 1; |
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_position = 0; |
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} else if (ch == '\t') { |
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int tw = 8 - (_position & 7); |
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_position += tw; |
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_precount -= tw-1; // invariant: _precount + _position == total count |
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} else { |
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_position += 1; |
|
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} |
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83 |
} |
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84 |
} |
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||
86 |
// Execute a vsprintf, using the given buffer if necessary. |
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// Return a pointer to the formatted string. |
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const char* outputStream::do_vsnprintf(char* buffer, size_t buflen, |
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const char* format, va_list ap, |
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bool add_cr, |
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size_t& result_len) { |
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const char* result; |
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if (add_cr) buflen--; |
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if (!strchr(format, '%')) { |
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// constant format string |
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result = format; |
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result_len = strlen(result); |
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if (add_cr && result_len >= buflen) result_len = buflen-1; // truncate |
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} else if (format[0] == '%' && format[1] == 's' && format[2] == '\0') { |
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// trivial copy-through format string |
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result = va_arg(ap, const char*); |
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result_len = strlen(result); |
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if (add_cr && result_len >= buflen) result_len = buflen-1; // truncate |
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} else if (vsnprintf(buffer, buflen, format, ap) >= 0) { |
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result = buffer; |
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result_len = strlen(result); |
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107 |
} else { |
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108 |
DEBUG_ONLY(warning("increase O_BUFLEN in ostream.hpp -- output truncated");) |
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109 |
result = buffer; |
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110 |
result_len = buflen - 1; |
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111 |
buffer[result_len] = 0; |
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112 |
} |
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if (add_cr) { |
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114 |
if (result != buffer) { |
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115 |
strncpy(buffer, result, buflen); |
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result = buffer; |
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117 |
} |
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buffer[result_len++] = '\n'; |
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buffer[result_len] = 0; |
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120 |
} |
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return result; |
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} |
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||
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void outputStream::print(const char* format, ...) { |
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125 |
char buffer[O_BUFLEN]; |
|
126 |
va_list ap; |
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va_start(ap, format); |
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128 |
size_t len; |
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const char* str = do_vsnprintf(buffer, O_BUFLEN, format, ap, false, len); |
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write(str, len); |
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va_end(ap); |
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132 |
} |
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||
134 |
void outputStream::print_cr(const char* format, ...) { |
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char buffer[O_BUFLEN]; |
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va_list ap; |
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137 |
va_start(ap, format); |
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138 |
size_t len; |
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const char* str = do_vsnprintf(buffer, O_BUFLEN, format, ap, true, len); |
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write(str, len); |
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va_end(ap); |
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} |
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||
144 |
void outputStream::vprint(const char *format, va_list argptr) { |
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145 |
char buffer[O_BUFLEN]; |
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146 |
size_t len; |
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const char* str = do_vsnprintf(buffer, O_BUFLEN, format, argptr, false, len); |
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write(str, len); |
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149 |
} |
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||
151 |
void outputStream::vprint_cr(const char* format, va_list argptr) { |
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char buffer[O_BUFLEN]; |
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153 |
size_t len; |
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const char* str = do_vsnprintf(buffer, O_BUFLEN, format, argptr, true, len); |
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write(str, len); |
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} |
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||
158 |
void outputStream::fill_to(int col) { |
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int need_fill = col - position(); |
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sp(need_fill); |
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} |
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void outputStream::move_to(int col, int slop, int min_space) { |
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if (position() >= col + slop) |
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cr(); |
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int need_fill = col - position(); |
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if (need_fill < min_space) |
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need_fill = min_space; |
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sp(need_fill); |
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} |
171 |
||
172 |
void outputStream::put(char ch) { |
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assert(ch != 0, "please fix call site"); |
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char buf[] = { ch, '\0' }; |
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write(buf, 1); |
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} |
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||
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#define SP_USE_TABS false |
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void outputStream::sp(int count) { |
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if (count < 0) return; |
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if (SP_USE_TABS && count >= 8) { |
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int target = position() + count; |
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while (count >= 8) { |
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this->write("\t", 1); |
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count -= 8; |
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} |
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count = target - position(); |
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} |
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while (count > 0) { |
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int nw = (count > 8) ? 8 : count; |
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this->write(" ", nw); |
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count -= nw; |
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} |
1 | 195 |
} |
196 |
||
197 |
void outputStream::cr() { |
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this->write("\n", 1); |
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199 |
} |
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200 |
||
201 |
void outputStream::stamp() { |
|
202 |
if (! _stamp.is_updated()) { |
|
203 |
_stamp.update(); // start at 0 on first call to stamp() |
|
204 |
} |
|
205 |
||
206 |
// outputStream::stamp() may get called by ostream_abort(), use snprintf |
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207 |
// to avoid allocating large stack buffer in print(). |
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208 |
char buf[40]; |
|
209 |
jio_snprintf(buf, sizeof(buf), "%.3f", _stamp.seconds()); |
|
210 |
print_raw(buf); |
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211 |
} |
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212 |
||
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void outputStream::stamp(bool guard, |
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const char* prefix, |
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const char* suffix) { |
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216 |
if (!guard) { |
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217 |
return; |
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} |
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print_raw(prefix); |
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stamp(); |
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221 |
print_raw(suffix); |
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} |
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223 |
|
1 | 224 |
void outputStream::date_stamp(bool guard, |
225 |
const char* prefix, |
|
226 |
const char* suffix) { |
|
227 |
if (!guard) { |
|
228 |
return; |
|
229 |
} |
|
230 |
print_raw(prefix); |
|
231 |
static const char error_time[] = "yyyy-mm-ddThh:mm:ss.mmm+zzzz"; |
|
232 |
static const int buffer_length = 32; |
|
233 |
char buffer[buffer_length]; |
|
234 |
const char* iso8601_result = os::iso8601_time(buffer, buffer_length); |
|
235 |
if (iso8601_result != NULL) { |
|
236 |
print_raw(buffer); |
|
237 |
} else { |
|
238 |
print_raw(error_time); |
|
239 |
} |
|
240 |
print_raw(suffix); |
|
241 |
return; |
|
242 |
} |
|
243 |
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void outputStream::gclog_stamp(const GCId& gc_id) { |
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245 |
date_stamp(PrintGCDateStamps); |
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246 |
stamp(PrintGCTimeStamps); |
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247 |
if (PrintGCID) { |
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248 |
print("#%u: ", gc_id.id()); |
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} |
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250 |
} |
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251 |
|
13476 | 252 |
outputStream& outputStream::indent() { |
1 | 253 |
while (_position < _indentation) sp(); |
13476 | 254 |
return *this; |
1 | 255 |
} |
256 |
||
257 |
void outputStream::print_jlong(jlong value) { |
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258 |
print(JLONG_FORMAT, value); |
1 | 259 |
} |
260 |
||
261 |
void outputStream::print_julong(julong value) { |
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262 |
print(JULONG_FORMAT, value); |
1 | 263 |
} |
264 |
||
13476 | 265 |
/** |
266 |
* This prints out hex data in a 'windbg' or 'xxd' form, where each line is: |
|
267 |
* <hex-address>: 8 * <hex-halfword> <ascii translation (optional)> |
|
268 |
* example: |
|
269 |
* 0000000: 7f44 4f46 0102 0102 0000 0000 0000 0000 .DOF............ |
|
270 |
* 0000010: 0000 0000 0000 0040 0000 0020 0000 0005 .......@... .... |
|
271 |
* 0000020: 0000 0000 0000 0040 0000 0000 0000 015d .......@.......] |
|
272 |
* ... |
|
273 |
* |
|
274 |
* indent is applied to each line. Ends with a CR. |
|
275 |
*/ |
|
276 |
void outputStream::print_data(void* data, size_t len, bool with_ascii) { |
|
277 |
size_t limit = (len + 16) / 16 * 16; |
|
278 |
for (size_t i = 0; i < limit; ++i) { |
|
279 |
if (i % 16 == 0) { |
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280 |
indent().print(INTPTR_FORMAT_W(07)":", i); |
13476 | 281 |
} |
282 |
if (i % 2 == 0) { |
|
283 |
print(" "); |
|
284 |
} |
|
285 |
if (i < len) { |
|
286 |
print("%02x", ((unsigned char*)data)[i]); |
|
287 |
} else { |
|
288 |
print(" "); |
|
289 |
} |
|
290 |
if ((i + 1) % 16 == 0) { |
|
291 |
if (with_ascii) { |
|
292 |
print(" "); |
|
293 |
for (size_t j = 0; j < 16; ++j) { |
|
294 |
size_t idx = i + j - 15; |
|
295 |
if (idx < len) { |
|
296 |
char c = ((char*)data)[idx]; |
|
297 |
print("%c", c >= 32 && c <= 126 ? c : '.'); |
|
298 |
} |
|
299 |
} |
|
300 |
} |
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301 |
cr(); |
13476 | 302 |
} |
303 |
} |
|
304 |
} |
|
305 |
||
1 | 306 |
stringStream::stringStream(size_t initial_size) : outputStream() { |
307 |
buffer_length = initial_size; |
|
308 |
buffer = NEW_RESOURCE_ARRAY(char, buffer_length); |
|
309 |
buffer_pos = 0; |
|
310 |
buffer_fixed = false; |
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ac0163dd0a50
7143807: ResourceMark nesting problem in stringStream
fparain
parents:
15803
diff
changeset
|
311 |
DEBUG_ONLY(rm = Thread::current()->current_resource_mark();) |
1 | 312 |
} |
313 |
||
314 |
// useful for output to fixed chunks of memory, such as performance counters |
|
315 |
stringStream::stringStream(char* fixed_buffer, size_t fixed_buffer_size) : outputStream() { |
|
316 |
buffer_length = fixed_buffer_size; |
|
317 |
buffer = fixed_buffer; |
|
318 |
buffer_pos = 0; |
|
319 |
buffer_fixed = true; |
|
320 |
} |
|
321 |
||
322 |
void stringStream::write(const char* s, size_t len) { |
|
323 |
size_t write_len = len; // number of non-null bytes to write |
|
324 |
size_t end = buffer_pos + len + 1; // position after write and final '\0' |
|
325 |
if (end > buffer_length) { |
|
326 |
if (buffer_fixed) { |
|
327 |
// if buffer cannot resize, silently truncate |
|
328 |
end = buffer_length; |
|
329 |
write_len = end - buffer_pos - 1; // leave room for the final '\0' |
|
330 |
} else { |
|
331 |
// For small overruns, double the buffer. For larger ones, |
|
332 |
// increase to the requested size. |
|
333 |
if (end < buffer_length * 2) { |
|
334 |
end = buffer_length * 2; |
|
335 |
} |
|
336 |
char* oldbuf = buffer; |
|
18928
ac0163dd0a50
7143807: ResourceMark nesting problem in stringStream
fparain
parents:
15803
diff
changeset
|
337 |
assert(rm == NULL || Thread::current()->current_resource_mark() == rm, |
ac0163dd0a50
7143807: ResourceMark nesting problem in stringStream
fparain
parents:
15803
diff
changeset
|
338 |
"stringStream is re-allocated with a different ResourceMark"); |
1 | 339 |
buffer = NEW_RESOURCE_ARRAY(char, end); |
340 |
strncpy(buffer, oldbuf, buffer_pos); |
|
341 |
buffer_length = end; |
|
342 |
} |
|
343 |
} |
|
344 |
// invariant: buffer is always null-terminated |
|
345 |
guarantee(buffer_pos + write_len + 1 <= buffer_length, "stringStream oob"); |
|
346 |
buffer[buffer_pos + write_len] = 0; |
|
347 |
strncpy(buffer + buffer_pos, s, write_len); |
|
348 |
buffer_pos += write_len; |
|
349 |
||
350 |
// Note that the following does not depend on write_len. |
|
351 |
// This means that position and count get updated |
|
352 |
// even when overflow occurs. |
|
353 |
update_position(s, len); |
|
354 |
} |
|
355 |
||
356 |
char* stringStream::as_string() { |
|
19968 | 357 |
char* copy = NEW_RESOURCE_ARRAY(char, buffer_pos + 1); |
1 | 358 |
strncpy(copy, buffer, buffer_pos); |
359 |
copy[buffer_pos] = 0; // terminating null |
|
360 |
return copy; |
|
361 |
} |
|
362 |
||
363 |
stringStream::~stringStream() {} |
|
364 |
||
365 |
xmlStream* xtty; |
|
366 |
outputStream* tty; |
|
367 |
outputStream* gclog_or_tty; |
|
368 |
extern Mutex* tty_lock; |
|
369 |
||
19968 | 370 |
#define EXTRACHARLEN 32 |
371 |
#define CURRENTAPPX ".current" |
|
372 |
#define FILENAMEBUFLEN 1024 |
|
373 |
// convert YYYY-MM-DD HH:MM:SS to YYYY-MM-DD_HH-MM-SS |
|
374 |
char* get_datetime_string(char *buf, size_t len) { |
|
375 |
os::local_time_string(buf, len); |
|
376 |
int i = (int)strlen(buf); |
|
377 |
while (i-- >= 0) { |
|
378 |
if (buf[i] == ' ') buf[i] = '_'; |
|
379 |
else if (buf[i] == ':') buf[i] = '-'; |
|
380 |
} |
|
381 |
return buf; |
|
382 |
} |
|
383 |
||
384 |
static const char* make_log_name_internal(const char* log_name, const char* force_directory, |
|
385 |
int pid, const char* tms) { |
|
386 |
const char* basename = log_name; |
|
387 |
char file_sep = os::file_separator()[0]; |
|
388 |
const char* cp; |
|
389 |
char pid_text[32]; |
|
390 |
||
391 |
for (cp = log_name; *cp != '\0'; cp++) { |
|
392 |
if (*cp == '/' || *cp == file_sep) { |
|
393 |
basename = cp + 1; |
|
394 |
} |
|
395 |
} |
|
396 |
const char* nametail = log_name; |
|
397 |
// Compute buffer length |
|
398 |
size_t buffer_length; |
|
399 |
if (force_directory != NULL) { |
|
400 |
buffer_length = strlen(force_directory) + strlen(os::file_separator()) + |
|
401 |
strlen(basename) + 1; |
|
402 |
} else { |
|
403 |
buffer_length = strlen(log_name) + 1; |
|
404 |
} |
|
405 |
||
406 |
// const char* star = strchr(basename, '*'); |
|
407 |
const char* pts = strstr(basename, "%p"); |
|
408 |
int pid_pos = (pts == NULL) ? -1 : (pts - nametail); |
|
409 |
||
410 |
if (pid_pos >= 0) { |
|
411 |
jio_snprintf(pid_text, sizeof(pid_text), "pid%u", pid); |
|
412 |
buffer_length += strlen(pid_text); |
|
413 |
} |
|
414 |
||
415 |
pts = strstr(basename, "%t"); |
|
416 |
int tms_pos = (pts == NULL) ? -1 : (pts - nametail); |
|
417 |
if (tms_pos >= 0) { |
|
418 |
buffer_length += strlen(tms); |
|
419 |
} |
|
420 |
||
421 |
// Create big enough buffer. |
|
422 |
char *buf = NEW_C_HEAP_ARRAY(char, buffer_length, mtInternal); |
|
423 |
||
424 |
strcpy(buf, ""); |
|
425 |
if (force_directory != NULL) { |
|
426 |
strcat(buf, force_directory); |
|
427 |
strcat(buf, os::file_separator()); |
|
428 |
nametail = basename; // completely skip directory prefix |
|
429 |
} |
|
430 |
||
431 |
// who is first, %p or %t? |
|
432 |
int first = -1, second = -1; |
|
433 |
const char *p1st = NULL; |
|
434 |
const char *p2nd = NULL; |
|
435 |
||
436 |
if (pid_pos >= 0 && tms_pos >= 0) { |
|
437 |
// contains both %p and %t |
|
438 |
if (pid_pos < tms_pos) { |
|
439 |
// case foo%pbar%tmonkey.log |
|
440 |
first = pid_pos; |
|
441 |
p1st = pid_text; |
|
442 |
second = tms_pos; |
|
443 |
p2nd = tms; |
|
444 |
} else { |
|
445 |
// case foo%tbar%pmonkey.log |
|
446 |
first = tms_pos; |
|
447 |
p1st = tms; |
|
448 |
second = pid_pos; |
|
449 |
p2nd = pid_text; |
|
450 |
} |
|
451 |
} else if (pid_pos >= 0) { |
|
452 |
// contains %p only |
|
453 |
first = pid_pos; |
|
454 |
p1st = pid_text; |
|
455 |
} else if (tms_pos >= 0) { |
|
456 |
// contains %t only |
|
457 |
first = tms_pos; |
|
458 |
p1st = tms; |
|
459 |
} |
|
460 |
||
461 |
int buf_pos = (int)strlen(buf); |
|
462 |
const char* tail = nametail; |
|
463 |
||
464 |
if (first >= 0) { |
|
465 |
tail = nametail + first + 2; |
|
466 |
strncpy(&buf[buf_pos], nametail, first); |
|
467 |
strcpy(&buf[buf_pos + first], p1st); |
|
468 |
buf_pos = (int)strlen(buf); |
|
469 |
if (second >= 0) { |
|
470 |
strncpy(&buf[buf_pos], tail, second - first - 2); |
|
471 |
strcpy(&buf[buf_pos + second - first - 2], p2nd); |
|
472 |
tail = nametail + second + 2; |
|
473 |
} |
|
474 |
} |
|
475 |
strcat(buf, tail); // append rest of name, or all of name |
|
476 |
return buf; |
|
477 |
} |
|
478 |
||
479 |
// log_name comes from -XX:LogFile=log_name or -Xloggc:log_name |
|
20691
63d27d9c8e79
8025849: Redundant "pid" in VM log file name (e.g. hotspot_pidpid12345.log)
vlivanov
parents:
20022
diff
changeset
|
480 |
// in log_name, %p => pid1234 and |
19968 | 481 |
// %t => YYYY-MM-DD_HH-MM-SS |
482 |
static const char* make_log_name(const char* log_name, const char* force_directory) { |
|
483 |
char timestr[32]; |
|
484 |
get_datetime_string(timestr, sizeof(timestr)); |
|
485 |
return make_log_name_internal(log_name, force_directory, os::current_process_id(), |
|
486 |
timestr); |
|
487 |
} |
|
488 |
||
489 |
#ifndef PRODUCT |
|
490 |
void test_loggc_filename() { |
|
491 |
int pid; |
|
492 |
char tms[32]; |
|
493 |
char i_result[FILENAMEBUFLEN]; |
|
494 |
const char* o_result; |
|
495 |
get_datetime_string(tms, sizeof(tms)); |
|
496 |
pid = os::current_process_id(); |
|
497 |
||
498 |
// test.log |
|
499 |
jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "test.log", tms); |
|
500 |
o_result = make_log_name_internal("test.log", NULL, pid, tms); |
|
501 |
assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"test.log\", NULL)"); |
|
502 |
FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
|
503 |
||
504 |
// test-%t-%p.log |
|
505 |
jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "test-%s-pid%u.log", tms, pid); |
|
506 |
o_result = make_log_name_internal("test-%t-%p.log", NULL, pid, tms); |
|
507 |
assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"test-%%t-%%p.log\", NULL)"); |
|
508 |
FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
|
509 |
||
510 |
// test-%t%p.log |
|
511 |
jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "test-%spid%u.log", tms, pid); |
|
512 |
o_result = make_log_name_internal("test-%t%p.log", NULL, pid, tms); |
|
513 |
assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"test-%%t%%p.log\", NULL)"); |
|
514 |
FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
|
515 |
||
516 |
// %p%t.log |
|
517 |
jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "pid%u%s.log", pid, tms); |
|
518 |
o_result = make_log_name_internal("%p%t.log", NULL, pid, tms); |
|
519 |
assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"%%p%%t.log\", NULL)"); |
|
520 |
FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
|
521 |
||
522 |
// %p-test.log |
|
523 |
jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "pid%u-test.log", pid); |
|
524 |
o_result = make_log_name_internal("%p-test.log", NULL, pid, tms); |
|
525 |
assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"%%p-test.log\", NULL)"); |
|
526 |
FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
|
527 |
||
528 |
// %t.log |
|
529 |
jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "%s.log", tms); |
|
530 |
o_result = make_log_name_internal("%t.log", NULL, pid, tms); |
|
531 |
assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"%%t.log\", NULL)"); |
|
532 |
FREE_C_HEAP_ARRAY(char, o_result, mtInternal); |
|
533 |
} |
|
534 |
#endif // PRODUCT |
|
535 |
||
1 | 536 |
fileStream::fileStream(const char* file_name) { |
537 |
_file = fopen(file_name, "w"); |
|
19968 | 538 |
if (_file != NULL) { |
539 |
_need_close = true; |
|
540 |
} else { |
|
541 |
warning("Cannot open file %s due to %s\n", file_name, strerror(errno)); |
|
542 |
_need_close = false; |
|
543 |
} |
|
1 | 544 |
} |
545 |
||
8114
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
546 |
fileStream::fileStream(const char* file_name, const char* opentype) { |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
547 |
_file = fopen(file_name, opentype); |
19968 | 548 |
if (_file != NULL) { |
549 |
_need_close = true; |
|
550 |
} else { |
|
551 |
warning("Cannot open file %s due to %s\n", file_name, strerror(errno)); |
|
552 |
_need_close = false; |
|
553 |
} |
|
8114
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
554 |
} |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
555 |
|
1 | 556 |
void fileStream::write(const char* s, size_t len) { |
1889
24b003a6fe46
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
1388
diff
changeset
|
557 |
if (_file != NULL) { |
24b003a6fe46
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
1388
diff
changeset
|
558 |
// Make an unused local variable to avoid warning from gcc 4.x compiler. |
24b003a6fe46
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
1388
diff
changeset
|
559 |
size_t count = fwrite(s, 1, len, _file); |
24b003a6fe46
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
1388
diff
changeset
|
560 |
} |
1 | 561 |
update_position(s, len); |
562 |
} |
|
563 |
||
8114
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
564 |
long fileStream::fileSize() { |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
565 |
long size = -1; |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
566 |
if (_file != NULL) { |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
567 |
long pos = ::ftell(_file); |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
568 |
if (::fseek(_file, 0, SEEK_END) == 0) { |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
569 |
size = ::ftell(_file); |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
570 |
} |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
571 |
::fseek(_file, pos, SEEK_SET); |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
572 |
} |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
573 |
return size; |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
574 |
} |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
575 |
|
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
576 |
char* fileStream::readln(char *data, int count ) { |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
577 |
char * ret = ::fgets(data, count, _file); |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
578 |
//Get rid of annoying \n char |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
579 |
data[::strlen(data)-1] = '\0'; |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
580 |
return ret; |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
581 |
} |
340b5b8b544b
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
7405
diff
changeset
|
582 |
|
1 | 583 |
fileStream::~fileStream() { |
584 |
if (_file != NULL) { |
|
585 |
if (_need_close) fclose(_file); |
|
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
586 |
_file = NULL; |
1 | 587 |
} |
588 |
} |
|
589 |
||
590 |
void fileStream::flush() { |
|
591 |
fflush(_file); |
|
592 |
} |
|
593 |
||
594 |
fdStream::fdStream(const char* file_name) { |
|
595 |
_fd = open(file_name, O_WRONLY | O_CREAT | O_TRUNC, 0666); |
|
596 |
_need_close = true; |
|
597 |
} |
|
598 |
||
599 |
fdStream::~fdStream() { |
|
600 |
if (_fd != -1) { |
|
601 |
if (_need_close) close(_fd); |
|
602 |
_fd = -1; |
|
603 |
} |
|
604 |
} |
|
605 |
||
606 |
void fdStream::write(const char* s, size_t len) { |
|
1889
24b003a6fe46
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
1388
diff
changeset
|
607 |
if (_fd != -1) { |
24b003a6fe46
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
1388
diff
changeset
|
608 |
// Make an unused local variable to avoid warning from gcc 4.x compiler. |
24b003a6fe46
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
1388
diff
changeset
|
609 |
size_t count = ::write(_fd, s, (int)len); |
24b003a6fe46
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
1388
diff
changeset
|
610 |
} |
1 | 611 |
update_position(s, len); |
612 |
} |
|
613 |
||
19968 | 614 |
// dump vm version, os version, platform info, build id, |
615 |
// memory usage and command line flags into header |
|
616 |
void gcLogFileStream::dump_loggc_header() { |
|
617 |
if (is_open()) { |
|
24424
2658d7834c6e
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
23517
diff
changeset
|
618 |
print_cr("%s", Abstract_VM_Version::internal_vm_info_string()); |
19968 | 619 |
os::print_memory_info(this); |
620 |
print("CommandLine flags: "); |
|
621 |
CommandLineFlags::printSetFlags(this); |
|
622 |
} |
|
623 |
} |
|
624 |
||
625 |
gcLogFileStream::~gcLogFileStream() { |
|
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
626 |
if (_file != NULL) { |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
627 |
if (_need_close) fclose(_file); |
19968 | 628 |
_file = NULL; |
629 |
} |
|
630 |
if (_file_name != NULL) { |
|
13195 | 631 |
FREE_C_HEAP_ARRAY(char, _file_name, mtInternal); |
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
632 |
_file_name = NULL; |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
633 |
} |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
634 |
} |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
635 |
|
19968 | 636 |
gcLogFileStream::gcLogFileStream(const char* file_name) { |
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
637 |
_cur_file_num = 0; |
15803
9328492899cc
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
15228
diff
changeset
|
638 |
_bytes_written = 0L; |
19968 | 639 |
_file_name = make_log_name(file_name, NULL); |
640 |
||
641 |
// gc log file rotation |
|
642 |
if (UseGCLogFileRotation && NumberOfGCLogFiles > 1) { |
|
643 |
char tempbuf[FILENAMEBUFLEN]; |
|
644 |
jio_snprintf(tempbuf, sizeof(tempbuf), "%s.%d" CURRENTAPPX, _file_name, _cur_file_num); |
|
645 |
_file = fopen(tempbuf, "w"); |
|
646 |
} else { |
|
647 |
_file = fopen(_file_name, "w"); |
|
648 |
} |
|
649 |
if (_file != NULL) { |
|
650 |
_need_close = true; |
|
651 |
dump_loggc_header(); |
|
652 |
} else { |
|
653 |
warning("Cannot open file %s due to %s\n", _file_name, strerror(errno)); |
|
654 |
_need_close = false; |
|
655 |
} |
|
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
656 |
} |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
657 |
|
19968 | 658 |
void gcLogFileStream::write(const char* s, size_t len) { |
15803
9328492899cc
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
15228
diff
changeset
|
659 |
if (_file != NULL) { |
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
660 |
size_t count = fwrite(s, 1, len, _file); |
15803
9328492899cc
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
15228
diff
changeset
|
661 |
_bytes_written += count; |
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
662 |
} |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
663 |
update_position(s, len); |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
664 |
} |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
665 |
|
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
666 |
// rotate_log must be called from VMThread at safepoint. In case need change parameters |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
667 |
// for gc log rotation from thread other than VMThread, a sub type of VM_Operation |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
668 |
// should be created and be submitted to VMThread's operation queue. DO NOT call this |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
669 |
// function directly. Currently, it is safe to rotate log at safepoint through VMThread. |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
670 |
// That is, no mutator threads and concurrent GC threads run parallel with VMThread to |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
671 |
// write to gc log file at safepoint. If in future, changes made for mutator threads or |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
672 |
// concurrent GC threads to run parallel with VMThread at safepoint, write and rotate_log |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
673 |
// must be synchronized. |
23517 | 674 |
void gcLogFileStream::rotate_log(bool force, outputStream* out) { |
19968 | 675 |
char time_msg[FILENAMEBUFLEN]; |
676 |
char time_str[EXTRACHARLEN]; |
|
677 |
char current_file_name[FILENAMEBUFLEN]; |
|
678 |
char renamed_file_name[FILENAMEBUFLEN]; |
|
679 |
||
23517 | 680 |
if (!should_rotate(force)) { |
15803
9328492899cc
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
15228
diff
changeset
|
681 |
return; |
9328492899cc
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
15228
diff
changeset
|
682 |
} |
9328492899cc
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
15228
diff
changeset
|
683 |
|
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
684 |
#ifdef ASSERT |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
685 |
Thread *thread = Thread::current(); |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
686 |
assert(thread == NULL || |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
687 |
(thread->is_VM_thread() && SafepointSynchronize::is_at_safepoint()), |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
688 |
"Must be VMThread at safepoint"); |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
689 |
#endif |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
690 |
if (NumberOfGCLogFiles == 1) { |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
691 |
// rotate in same file |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
692 |
rewind(); |
15803
9328492899cc
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
15228
diff
changeset
|
693 |
_bytes_written = 0L; |
19968 | 694 |
jio_snprintf(time_msg, sizeof(time_msg), "File %s rotated at %s\n", |
695 |
_file_name, os::local_time_string((char *)time_str, sizeof(time_str))); |
|
696 |
write(time_msg, strlen(time_msg)); |
|
23517 | 697 |
|
698 |
if (out != NULL) { |
|
24424
2658d7834c6e
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
23517
diff
changeset
|
699 |
out->print("%s", time_msg); |
23517 | 700 |
} |
701 |
||
19968 | 702 |
dump_loggc_header(); |
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
703 |
return; |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
704 |
} |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
705 |
|
19968 | 706 |
#if defined(_WINDOWS) |
707 |
#ifndef F_OK |
|
708 |
#define F_OK 0 |
|
709 |
#endif |
|
710 |
#endif // _WINDOWS |
|
711 |
||
712 |
// rotate file in names extended_filename.0, extended_filename.1, ..., |
|
713 |
// extended_filename.<NumberOfGCLogFiles - 1>. Current rotation file name will |
|
714 |
// have a form of extended_filename.<i>.current where i is the current rotation |
|
715 |
// file number. After it reaches max file size, the file will be saved and renamed |
|
716 |
// with .current removed from its tail. |
|
717 |
size_t filename_len = strlen(_file_name); |
|
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
718 |
if (_file != NULL) { |
19968 | 719 |
jio_snprintf(renamed_file_name, filename_len + EXTRACHARLEN, "%s.%d", |
720 |
_file_name, _cur_file_num); |
|
721 |
jio_snprintf(current_file_name, filename_len + EXTRACHARLEN, "%s.%d" CURRENTAPPX, |
|
722 |
_file_name, _cur_file_num); |
|
23517 | 723 |
|
724 |
const char* msg = force ? "GC log rotation request has been received." |
|
725 |
: "GC log file has reached the maximum size."; |
|
726 |
jio_snprintf(time_msg, sizeof(time_msg), "%s %s Saved as %s\n", |
|
727 |
os::local_time_string((char *)time_str, sizeof(time_str)), |
|
728 |
msg, renamed_file_name); |
|
19968 | 729 |
write(time_msg, strlen(time_msg)); |
730 |
||
23517 | 731 |
if (out != NULL) { |
24424
2658d7834c6e
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
23517
diff
changeset
|
732 |
out->print("%s", time_msg); |
23517 | 733 |
} |
734 |
||
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
735 |
fclose(_file); |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
736 |
_file = NULL; |
19968 | 737 |
|
738 |
bool can_rename = true; |
|
739 |
if (access(current_file_name, F_OK) != 0) { |
|
740 |
// current file does not exist? |
|
741 |
warning("No source file exists, cannot rename\n"); |
|
742 |
can_rename = false; |
|
743 |
} |
|
744 |
if (can_rename) { |
|
745 |
if (access(renamed_file_name, F_OK) == 0) { |
|
746 |
if (remove(renamed_file_name) != 0) { |
|
747 |
warning("Could not delete existing file %s\n", renamed_file_name); |
|
748 |
can_rename = false; |
|
749 |
} |
|
750 |
} else { |
|
751 |
// file does not exist, ok to rename |
|
752 |
} |
|
753 |
} |
|
754 |
if (can_rename && rename(current_file_name, renamed_file_name) != 0) { |
|
755 |
warning("Could not rename %s to %s\n", _file_name, renamed_file_name); |
|
756 |
} |
|
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
757 |
} |
19968 | 758 |
|
759 |
_cur_file_num++; |
|
760 |
if (_cur_file_num > NumberOfGCLogFiles - 1) _cur_file_num = 0; |
|
761 |
jio_snprintf(current_file_name, filename_len + EXTRACHARLEN, "%s.%d" CURRENTAPPX, |
|
762 |
_file_name, _cur_file_num); |
|
763 |
_file = fopen(current_file_name, "w"); |
|
764 |
||
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
765 |
if (_file != NULL) { |
15803
9328492899cc
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
15228
diff
changeset
|
766 |
_bytes_written = 0L; |
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
767 |
_need_close = true; |
19968 | 768 |
// reuse current_file_name for time_msg |
769 |
jio_snprintf(current_file_name, filename_len + EXTRACHARLEN, |
|
770 |
"%s.%d", _file_name, _cur_file_num); |
|
771 |
jio_snprintf(time_msg, sizeof(time_msg), "%s GC log file created %s\n", |
|
772 |
os::local_time_string((char *)time_str, sizeof(time_str)), |
|
773 |
current_file_name); |
|
774 |
write(time_msg, strlen(time_msg)); |
|
23517 | 775 |
|
776 |
if (out != NULL) { |
|
24424
2658d7834c6e
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
23517
diff
changeset
|
777 |
out->print("%s", time_msg); |
23517 | 778 |
} |
779 |
||
19968 | 780 |
dump_loggc_header(); |
781 |
// remove the existing file |
|
782 |
if (access(current_file_name, F_OK) == 0) { |
|
783 |
if (remove(current_file_name) != 0) { |
|
784 |
warning("Could not delete existing file %s\n", current_file_name); |
|
785 |
} |
|
786 |
} |
|
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
787 |
} else { |
19968 | 788 |
warning("failed to open rotation log file %s due to %s\n" |
789 |
"Turned off GC log file rotation\n", |
|
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
790 |
_file_name, strerror(errno)); |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
791 |
_need_close = false; |
19968 | 792 |
FLAG_SET_DEFAULT(UseGCLogFileRotation, false); |
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
793 |
} |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
794 |
} |
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
795 |
|
1 | 796 |
defaultStream* defaultStream::instance = NULL; |
797 |
int defaultStream::_output_fd = 1; |
|
798 |
int defaultStream::_error_fd = 2; |
|
799 |
FILE* defaultStream::_output_stream = stdout; |
|
800 |
FILE* defaultStream::_error_stream = stderr; |
|
801 |
||
802 |
#define LOG_MAJOR_VERSION 160 |
|
803 |
#define LOG_MINOR_VERSION 1 |
|
804 |
||
805 |
void defaultStream::init() { |
|
806 |
_inited = true; |
|
807 |
if (LogVMOutput || LogCompilation) { |
|
808 |
init_log(); |
|
809 |
} |
|
810 |
} |
|
811 |
||
812 |
bool defaultStream::has_log_file() { |
|
813 |
// lazily create log file (at startup, LogVMOutput is false even |
|
814 |
// if +LogVMOutput is used, because the flags haven't been parsed yet) |
|
815 |
// For safer printing during fatal error handling, do not init logfile |
|
816 |
// if a VM error has been reported. |
|
817 |
if (!_inited && !is_error_reported()) init(); |
|
818 |
return _log_file != NULL; |
|
819 |
} |
|
820 |
||
821 |
void defaultStream::init_log() { |
|
822 |
// %%% Need a MutexLocker? |
|
20691
63d27d9c8e79
8025849: Redundant "pid" in VM log file name (e.g. hotspot_pidpid12345.log)
vlivanov
parents:
20022
diff
changeset
|
823 |
const char* log_name = LogFile != NULL ? LogFile : "hotspot_%p.log"; |
5237
aab592fd4f44
6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents:
2105
diff
changeset
|
824 |
const char* try_name = make_log_name(log_name, NULL); |
13195 | 825 |
fileStream* file = new(ResourceObj::C_HEAP, mtInternal) fileStream(try_name); |
1 | 826 |
if (!file->is_open()) { |
827 |
// Try again to open the file. |
|
828 |
char warnbuf[O_BUFLEN*2]; |
|
5237
aab592fd4f44
6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents:
2105
diff
changeset
|
829 |
jio_snprintf(warnbuf, sizeof(warnbuf), |
aab592fd4f44
6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents:
2105
diff
changeset
|
830 |
"Warning: Cannot open log file: %s\n", try_name); |
1 | 831 |
// Note: This feature is for maintainer use only. No need for L10N. |
832 |
jio_print(warnbuf); |
|
13195 | 833 |
FREE_C_HEAP_ARRAY(char, try_name, mtInternal); |
20010
c66a7254680c
8023134: Rename VM LogFile to hotspot_pid{pid}.log (was hotspot.log)
vlivanov
parents:
18928
diff
changeset
|
834 |
try_name = make_log_name(log_name, os::get_temp_directory()); |
5237
aab592fd4f44
6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents:
2105
diff
changeset
|
835 |
jio_snprintf(warnbuf, sizeof(warnbuf), |
aab592fd4f44
6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents:
2105
diff
changeset
|
836 |
"Warning: Forcing option -XX:LogFile=%s\n", try_name); |
1 | 837 |
jio_print(warnbuf); |
838 |
delete file; |
|
13195 | 839 |
file = new(ResourceObj::C_HEAP, mtInternal) fileStream(try_name); |
1 | 840 |
} |
20010
c66a7254680c
8023134: Rename VM LogFile to hotspot_pid{pid}.log (was hotspot.log)
vlivanov
parents:
18928
diff
changeset
|
841 |
FREE_C_HEAP_ARRAY(char, try_name, mtInternal); |
c66a7254680c
8023134: Rename VM LogFile to hotspot_pid{pid}.log (was hotspot.log)
vlivanov
parents:
18928
diff
changeset
|
842 |
|
1 | 843 |
if (file->is_open()) { |
844 |
_log_file = file; |
|
13195 | 845 |
xmlStream* xs = new(ResourceObj::C_HEAP, mtInternal) xmlStream(file); |
1 | 846 |
_outer_xmlStream = xs; |
847 |
if (this == tty) xtty = xs; |
|
848 |
// Write XML header. |
|
849 |
xs->print_cr("<?xml version='1.0' encoding='UTF-8'?>"); |
|
850 |
// (For now, don't bother to issue a DTD for this private format.) |
|
851 |
jlong time_ms = os::javaTimeMillis() - tty->time_stamp().milliseconds(); |
|
852 |
// %%% Should be: jlong time_ms = os::start_time_milliseconds(), if |
|
853 |
// we ever get round to introduce that method on the os class |
|
854 |
xs->head("hotspot_log version='%d %d'" |
|
855 |
" process='%d' time_ms='"INT64_FORMAT"'", |
|
856 |
LOG_MAJOR_VERSION, LOG_MINOR_VERSION, |
|
24424
2658d7834c6e
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
23517
diff
changeset
|
857 |
os::current_process_id(), (int64_t)time_ms); |
1 | 858 |
// Write VM version header immediately. |
859 |
xs->head("vm_version"); |
|
860 |
xs->head("name"); xs->text("%s", VM_Version::vm_name()); xs->cr(); |
|
861 |
xs->tail("name"); |
|
862 |
xs->head("release"); xs->text("%s", VM_Version::vm_release()); xs->cr(); |
|
863 |
xs->tail("release"); |
|
864 |
xs->head("info"); xs->text("%s", VM_Version::internal_vm_info_string()); xs->cr(); |
|
865 |
xs->tail("info"); |
|
866 |
xs->tail("vm_version"); |
|
867 |
// Record information about the command-line invocation. |
|
868 |
xs->head("vm_arguments"); // Cf. Arguments::print_on() |
|
869 |
if (Arguments::num_jvm_flags() > 0) { |
|
870 |
xs->head("flags"); |
|
871 |
Arguments::print_jvm_flags_on(xs->text()); |
|
872 |
xs->tail("flags"); |
|
873 |
} |
|
874 |
if (Arguments::num_jvm_args() > 0) { |
|
875 |
xs->head("args"); |
|
876 |
Arguments::print_jvm_args_on(xs->text()); |
|
877 |
xs->tail("args"); |
|
878 |
} |
|
879 |
if (Arguments::java_command() != NULL) { |
|
880 |
xs->head("command"); xs->text()->print_cr("%s", Arguments::java_command()); |
|
881 |
xs->tail("command"); |
|
882 |
} |
|
883 |
if (Arguments::sun_java_launcher() != NULL) { |
|
884 |
xs->head("launcher"); xs->text()->print_cr("%s", Arguments::sun_java_launcher()); |
|
885 |
xs->tail("launcher"); |
|
886 |
} |
|
887 |
if (Arguments::system_properties() != NULL) { |
|
888 |
xs->head("properties"); |
|
889 |
// Print it as a java-style property list. |
|
890 |
// System properties don't generally contain newlines, so don't bother with unparsing. |
|
891 |
for (SystemProperty* p = Arguments::system_properties(); p != NULL; p = p->next()) { |
|
892 |
xs->text()->print_cr("%s=%s", p->key(), p->value()); |
|
893 |
} |
|
894 |
xs->tail("properties"); |
|
895 |
} |
|
896 |
xs->tail("vm_arguments"); |
|
897 |
// tty output per se is grouped under the <tty>...</tty> element. |
|
898 |
xs->head("tty"); |
|
899 |
// All further non-markup text gets copied to the tty: |
|
900 |
xs->_text = this; // requires friend declaration! |
|
901 |
} else { |
|
902 |
delete(file); |
|
903 |
// and leave xtty as NULL |
|
904 |
LogVMOutput = false; |
|
905 |
DisplayVMOutput = true; |
|
906 |
LogCompilation = false; |
|
907 |
} |
|
908 |
} |
|
909 |
||
910 |
// finish_log() is called during normal VM shutdown. finish_log_on_error() is |
|
911 |
// called by ostream_abort() after a fatal error. |
|
912 |
// |
|
913 |
void defaultStream::finish_log() { |
|
914 |
xmlStream* xs = _outer_xmlStream; |
|
915 |
xs->done("tty"); |
|
916 |
||
917 |
// Other log forks are appended here, at the End of Time: |
|
918 |
CompileLog::finish_log(xs->out()); // write compile logging, if any, now |
|
919 |
||
920 |
xs->done("hotspot_log"); |
|
921 |
xs->flush(); |
|
922 |
||
923 |
fileStream* file = _log_file; |
|
924 |
_log_file = NULL; |
|
925 |
||
926 |
delete _outer_xmlStream; |
|
927 |
_outer_xmlStream = NULL; |
|
928 |
||
929 |
file->flush(); |
|
930 |
delete file; |
|
931 |
} |
|
932 |
||
933 |
void defaultStream::finish_log_on_error(char *buf, int buflen) { |
|
934 |
xmlStream* xs = _outer_xmlStream; |
|
935 |
||
936 |
if (xs && xs->out()) { |
|
937 |
||
938 |
xs->done_raw("tty"); |
|
939 |
||
940 |
// Other log forks are appended here, at the End of Time: |
|
941 |
CompileLog::finish_log_on_error(xs->out(), buf, buflen); // write compile logging, if any, now |
|
942 |
||
943 |
xs->done_raw("hotspot_log"); |
|
944 |
xs->flush(); |
|
945 |
||
946 |
fileStream* file = _log_file; |
|
947 |
_log_file = NULL; |
|
948 |
_outer_xmlStream = NULL; |
|
949 |
||
950 |
if (file) { |
|
951 |
file->flush(); |
|
952 |
||
953 |
// Can't delete or close the file because delete and fclose aren't |
|
954 |
// async-safe. We are about to die, so leave it to the kernel. |
|
955 |
// delete file; |
|
956 |
} |
|
957 |
} |
|
958 |
} |
|
959 |
||
960 |
intx defaultStream::hold(intx writer_id) { |
|
961 |
bool has_log = has_log_file(); // check before locking |
|
962 |
if (// impossible, but who knows? |
|
963 |
writer_id == NO_WRITER || |
|
964 |
||
965 |
// bootstrap problem |
|
966 |
tty_lock == NULL || |
|
967 |
||
968 |
// can't grab a lock or call Thread::current() if TLS isn't initialized |
|
969 |
ThreadLocalStorage::thread() == NULL || |
|
970 |
||
971 |
// developer hook |
|
972 |
!SerializeVMOutput || |
|
973 |
||
974 |
// VM already unhealthy |
|
975 |
is_error_reported() || |
|
976 |
||
977 |
// safepoint == global lock (for VM only) |
|
978 |
(SafepointSynchronize::is_synchronizing() && |
|
979 |
Thread::current()->is_VM_thread()) |
|
980 |
) { |
|
981 |
// do not attempt to lock unless we know the thread and the VM is healthy |
|
982 |
return NO_WRITER; |
|
983 |
} |
|
984 |
if (_writer == writer_id) { |
|
985 |
// already held, no need to re-grab the lock |
|
986 |
return NO_WRITER; |
|
987 |
} |
|
988 |
tty_lock->lock_without_safepoint_check(); |
|
989 |
// got the lock |
|
990 |
if (writer_id != _last_writer) { |
|
991 |
if (has_log) { |
|
992 |
_log_file->bol(); |
|
993 |
// output a hint where this output is coming from: |
|
13964 | 994 |
_log_file->print_cr("<writer thread='" UINTX_FORMAT "'/>", writer_id); |
1 | 995 |
} |
996 |
_last_writer = writer_id; |
|
997 |
} |
|
998 |
_writer = writer_id; |
|
999 |
return writer_id; |
|
1000 |
} |
|
1001 |
||
1002 |
void defaultStream::release(intx holder) { |
|
1003 |
if (holder == NO_WRITER) { |
|
1004 |
// nothing to release: either a recursive lock, or we scribbled (too bad) |
|
1005 |
return; |
|
1006 |
} |
|
1007 |
if (_writer != holder) { |
|
1008 |
return; // already unlocked, perhaps via break_tty_lock_for_safepoint |
|
1009 |
} |
|
1010 |
_writer = NO_WRITER; |
|
1011 |
tty_lock->unlock(); |
|
1012 |
} |
|
1013 |
||
1014 |
||
1015 |
// Yuck: jio_print does not accept char*/len. |
|
1016 |
static void call_jio_print(const char* s, size_t len) { |
|
1017 |
char buffer[O_BUFLEN+100]; |
|
1018 |
if (len > sizeof(buffer)-1) { |
|
1019 |
warning("increase O_BUFLEN in ostream.cpp -- output truncated"); |
|
1020 |
len = sizeof(buffer)-1; |
|
1021 |
} |
|
1022 |
strncpy(buffer, s, len); |
|
1023 |
buffer[len] = '\0'; |
|
1024 |
jio_print(buffer); |
|
1025 |
} |
|
1026 |
||
1027 |
||
1028 |
void defaultStream::write(const char* s, size_t len) { |
|
1029 |
intx thread_id = os::current_thread_id(); |
|
1030 |
intx holder = hold(thread_id); |
|
1031 |
||
1032 |
if (DisplayVMOutput && |
|
1033 |
(_outer_xmlStream == NULL || !_outer_xmlStream->inside_attrs())) { |
|
1034 |
// print to output stream. It can be redirected by a vfprintf hook |
|
1035 |
if (s[len] == '\0') { |
|
1036 |
jio_print(s); |
|
1037 |
} else { |
|
1038 |
call_jio_print(s, len); |
|
1039 |
} |
|
1040 |
} |
|
1041 |
||
1042 |
// print to log file |
|
1043 |
if (has_log_file()) { |
|
1044 |
int nl0 = _newlines; |
|
1045 |
xmlTextStream::write(s, len); |
|
1046 |
// flush the log file too, if there were any newlines |
|
1047 |
if (nl0 != _newlines){ |
|
1048 |
flush(); |
|
1049 |
} |
|
1050 |
} else { |
|
1051 |
update_position(s, len); |
|
1052 |
} |
|
1053 |
||
1054 |
release(holder); |
|
1055 |
} |
|
1056 |
||
1057 |
intx ttyLocker::hold_tty() { |
|
1058 |
if (defaultStream::instance == NULL) return defaultStream::NO_WRITER; |
|
1059 |
intx thread_id = os::current_thread_id(); |
|
1060 |
return defaultStream::instance->hold(thread_id); |
|
1061 |
} |
|
1062 |
||
1063 |
void ttyLocker::release_tty(intx holder) { |
|
1064 |
if (holder == defaultStream::NO_WRITER) return; |
|
1065 |
defaultStream::instance->release(holder); |
|
1066 |
} |
|
1067 |
||
8333
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1068 |
bool ttyLocker::release_tty_if_locked() { |
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1069 |
intx thread_id = os::current_thread_id(); |
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1070 |
if (defaultStream::instance->writer() == thread_id) { |
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1071 |
// release the lock and return true so callers know if was |
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1072 |
// previously held. |
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1073 |
release_tty(thread_id); |
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1074 |
return true; |
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1075 |
} |
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1076 |
return false; |
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1077 |
} |
11a7f6fc6419
7021531: lock ordering problems after fix for 6354181
never
parents:
8114
diff
changeset
|
1078 |
|
1 | 1079 |
void ttyLocker::break_tty_lock_for_safepoint(intx holder) { |
1080 |
if (defaultStream::instance != NULL && |
|
1081 |
defaultStream::instance->writer() == holder) { |
|
1082 |
if (xtty != NULL) { |
|
1083 |
xtty->print_cr("<!-- safepoint while printing -->"); |
|
1084 |
} |
|
1085 |
defaultStream::instance->release(holder); |
|
1086 |
} |
|
1087 |
// (else there was no lock to break) |
|
1088 |
} |
|
1089 |
||
1090 |
void ostream_init() { |
|
1091 |
if (defaultStream::instance == NULL) { |
|
13195 | 1092 |
defaultStream::instance = new(ResourceObj::C_HEAP, mtInternal) defaultStream(); |
1 | 1093 |
tty = defaultStream::instance; |
1094 |
||
1095 |
// We want to ensure that time stamps in GC logs consider time 0 |
|
1096 |
// the time when the JVM is initialized, not the first time we ask |
|
1097 |
// for a time stamp. So, here, we explicitly update the time stamp |
|
1098 |
// of tty. |
|
1099 |
tty->time_stamp().update_to(1); |
|
1100 |
} |
|
1101 |
} |
|
1102 |
||
1103 |
void ostream_init_log() { |
|
1104 |
// For -Xloggc:<file> option - called in runtime/thread.cpp |
|
1105 |
// Note : this must be called AFTER ostream_init() |
|
1106 |
||
1107 |
gclog_or_tty = tty; // default to tty |
|
1108 |
if (Arguments::gc_log_filename() != NULL) { |
|
19968 | 1109 |
fileStream * gclog = new(ResourceObj::C_HEAP, mtInternal) |
1110 |
gcLogFileStream(Arguments::gc_log_filename()); |
|
1 | 1111 |
if (gclog->is_open()) { |
1112 |
// now we update the time stamp of the GC log to be synced up |
|
1113 |
// with tty. |
|
1114 |
gclog->time_stamp().update_to(tty->time_stamp().ticks()); |
|
1115 |
} |
|
9990
c8683968c01b
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
8887
diff
changeset
|
1116 |
gclog_or_tty = gclog; |
1 | 1117 |
} |
1118 |
||
1119 |
// If we haven't lazily initialized the logfile yet, do it now, |
|
1120 |
// to avoid the possibility of lazy initialization during a VM |
|
1121 |
// crash, which can affect the stability of the fatal error handler. |
|
1122 |
defaultStream::instance->has_log_file(); |
|
1123 |
} |
|
1124 |
||
1125 |
// ostream_exit() is called during normal VM exit to finish log files, flush |
|
1126 |
// output and free resource. |
|
1127 |
void ostream_exit() { |
|
1128 |
static bool ostream_exit_called = false; |
|
1129 |
if (ostream_exit_called) return; |
|
1130 |
ostream_exit_called = true; |
|
1131 |
if (gclog_or_tty != tty) { |
|
1132 |
delete gclog_or_tty; |
|
1133 |
} |
|
1134 |
{ |
|
1135 |
// we temporaly disable PrintMallocFree here |
|
1136 |
// as otherwise it'll lead to using of almost deleted |
|
1137 |
// tty or defaultStream::instance in logging facility |
|
1138 |
// of HeapFree(), see 6391258 |
|
1139 |
DEBUG_ONLY(FlagSetting fs(PrintMallocFree, false);) |
|
1140 |
if (tty != defaultStream::instance) { |
|
1141 |
delete tty; |
|
1142 |
} |
|
1143 |
if (defaultStream::instance != NULL) { |
|
1144 |
delete defaultStream::instance; |
|
1145 |
} |
|
1146 |
} |
|
1147 |
tty = NULL; |
|
1148 |
xtty = NULL; |
|
1149 |
gclog_or_tty = NULL; |
|
1150 |
defaultStream::instance = NULL; |
|
1151 |
} |
|
1152 |
||
1153 |
// ostream_abort() is called by os::abort() when VM is about to die. |
|
1154 |
void ostream_abort() { |
|
1155 |
// Here we can't delete gclog_or_tty and tty, just flush their output |
|
1156 |
if (gclog_or_tty) gclog_or_tty->flush(); |
|
1157 |
if (tty) tty->flush(); |
|
1158 |
||
1159 |
if (defaultStream::instance != NULL) { |
|
1160 |
static char buf[4096]; |
|
1161 |
defaultStream::instance->finish_log_on_error(buf, sizeof(buf)); |
|
1162 |
} |
|
1163 |
} |
|
1164 |
||
1165 |
staticBufferStream::staticBufferStream(char* buffer, size_t buflen, |
|
1166 |
outputStream *outer_stream) { |
|
1167 |
_buffer = buffer; |
|
1168 |
_buflen = buflen; |
|
1169 |
_outer_stream = outer_stream; |
|
8887
1e9e60a225a6
7032849: 7022998 changes broke hs_err compile task print
kvn
parents:
8867
diff
changeset
|
1170 |
// compile task prints time stamp relative to VM start |
1e9e60a225a6
7032849: 7022998 changes broke hs_err compile task print
kvn
parents:
8867
diff
changeset
|
1171 |
_stamp.update_to(1); |
1 | 1172 |
} |
1173 |
||
1174 |
void staticBufferStream::write(const char* c, size_t len) { |
|
1175 |
_outer_stream->print_raw(c, (int)len); |
|
1176 |
} |
|
1177 |
||
1178 |
void staticBufferStream::flush() { |
|
1179 |
_outer_stream->flush(); |
|
1180 |
} |
|
1181 |
||
1182 |
void staticBufferStream::print(const char* format, ...) { |
|
1183 |
va_list ap; |
|
1184 |
va_start(ap, format); |
|
1185 |
size_t len; |
|
1186 |
const char* str = do_vsnprintf(_buffer, _buflen, format, ap, false, len); |
|
1187 |
write(str, len); |
|
1188 |
va_end(ap); |
|
1189 |
} |
|
1190 |
||
1191 |
void staticBufferStream::print_cr(const char* format, ...) { |
|
1192 |
va_list ap; |
|
1193 |
va_start(ap, format); |
|
1194 |
size_t len; |
|
1195 |
const char* str = do_vsnprintf(_buffer, _buflen, format, ap, true, len); |
|
1196 |
write(str, len); |
|
1197 |
va_end(ap); |
|
1198 |
} |
|
1199 |
||
1200 |
void staticBufferStream::vprint(const char *format, va_list argptr) { |
|
1201 |
size_t len; |
|
1202 |
const char* str = do_vsnprintf(_buffer, _buflen, format, argptr, false, len); |
|
1203 |
write(str, len); |
|
1204 |
} |
|
1205 |
||
1206 |
void staticBufferStream::vprint_cr(const char* format, va_list argptr) { |
|
1207 |
size_t len; |
|
1208 |
const char* str = do_vsnprintf(_buffer, _buflen, format, argptr, true, len); |
|
1209 |
write(str, len); |
|
1210 |
} |
|
1211 |
||
768 | 1212 |
bufferedStream::bufferedStream(size_t initial_size, size_t bufmax) : outputStream() { |
1 | 1213 |
buffer_length = initial_size; |
13195 | 1214 |
buffer = NEW_C_HEAP_ARRAY(char, buffer_length, mtInternal); |
1 | 1215 |
buffer_pos = 0; |
1216 |
buffer_fixed = false; |
|
768 | 1217 |
buffer_max = bufmax; |
1 | 1218 |
} |
1219 |
||
768 | 1220 |
bufferedStream::bufferedStream(char* fixed_buffer, size_t fixed_buffer_size, size_t bufmax) : outputStream() { |
1 | 1221 |
buffer_length = fixed_buffer_size; |
1222 |
buffer = fixed_buffer; |
|
1223 |
buffer_pos = 0; |
|
1224 |
buffer_fixed = true; |
|
768 | 1225 |
buffer_max = bufmax; |
1 | 1226 |
} |
1227 |
||
1228 |
void bufferedStream::write(const char* s, size_t len) { |
|
768 | 1229 |
|
1230 |
if(buffer_pos + len > buffer_max) { |
|
1231 |
flush(); |
|
1232 |
} |
|
1233 |
||
1 | 1234 |
size_t end = buffer_pos + len; |
1235 |
if (end >= buffer_length) { |
|
1236 |
if (buffer_fixed) { |
|
1237 |
// if buffer cannot resize, silently truncate |
|
1238 |
len = buffer_length - buffer_pos - 1; |
|
1239 |
} else { |
|
1240 |
// For small overruns, double the buffer. For larger ones, |
|
1241 |
// increase to the requested size. |
|
1242 |
if (end < buffer_length * 2) { |
|
1243 |
end = buffer_length * 2; |
|
1244 |
} |
|
13195 | 1245 |
buffer = REALLOC_C_HEAP_ARRAY(char, buffer, end, mtInternal); |
1 | 1246 |
buffer_length = end; |
1247 |
} |
|
1248 |
} |
|
1249 |
memcpy(buffer + buffer_pos, s, len); |
|
1250 |
buffer_pos += len; |
|
1251 |
update_position(s, len); |
|
1252 |
} |
|
1253 |
||
1254 |
char* bufferedStream::as_string() { |
|
1255 |
char* copy = NEW_RESOURCE_ARRAY(char, buffer_pos+1); |
|
1256 |
strncpy(copy, buffer, buffer_pos); |
|
1257 |
copy[buffer_pos] = 0; // terminating null |
|
1258 |
return copy; |
|
1259 |
} |
|
1260 |
||
1261 |
bufferedStream::~bufferedStream() { |
|
1262 |
if (!buffer_fixed) { |
|
13195 | 1263 |
FREE_C_HEAP_ARRAY(char, buffer, mtInternal); |
1 | 1264 |
} |
1265 |
} |
|
1266 |
||
1267 |
#ifndef PRODUCT |
|
1268 |
||
22827 | 1269 |
#if defined(SOLARIS) || defined(LINUX) || defined(AIX) || defined(_ALLBSD_SOURCE) |
1 | 1270 |
#include <sys/types.h> |
1271 |
#include <sys/socket.h> |
|
1272 |
#include <netinet/in.h> |
|
1273 |
#include <arpa/inet.h> |
|
1274 |
#endif |
|
1275 |
||
1276 |
// Network access |
|
768 | 1277 |
networkStream::networkStream() : bufferedStream(1024*10, 1024*10) { |
1 | 1278 |
|
1279 |
_socket = -1; |
|
1280 |
||
7405
e6fc8d3926f8
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
7397
diff
changeset
|
1281 |
int result = os::socket(AF_INET, SOCK_STREAM, 0); |
1 | 1282 |
if (result <= 0) { |
1283 |
assert(false, "Socket could not be created!"); |
|
1284 |
} else { |
|
1285 |
_socket = result; |
|
1286 |
} |
|
1287 |
} |
|
1288 |
||
1289 |
int networkStream::read(char *buf, size_t len) { |
|
7405
e6fc8d3926f8
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
7397
diff
changeset
|
1290 |
return os::recv(_socket, buf, (int)len, 0); |
1 | 1291 |
} |
1292 |
||
1293 |
void networkStream::flush() { |
|
1294 |
if (size() != 0) { |
|
11256
025cd1741566
7091417: recvfrom's 6th input should be of type socklen_t
phh
parents:
10565
diff
changeset
|
1295 |
int result = os::raw_send(_socket, (char *)base(), size(), 0); |
768 | 1296 |
assert(result != -1, "connection error"); |
1297 |
assert(result == (int)size(), "didn't send enough data"); |
|
1 | 1298 |
} |
1299 |
reset(); |
|
1300 |
} |
|
1301 |
||
1302 |
networkStream::~networkStream() { |
|
1303 |
close(); |
|
1304 |
} |
|
1305 |
||
1306 |
void networkStream::close() { |
|
1307 |
if (_socket != -1) { |
|
1308 |
flush(); |
|
7405
e6fc8d3926f8
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
7397
diff
changeset
|
1309 |
os::socket_close(_socket); |
1 | 1310 |
_socket = -1; |
1311 |
} |
|
1312 |
} |
|
1313 |
||
1314 |
bool networkStream::connect(const char *ip, short port) { |
|
1315 |
||
1316 |
struct sockaddr_in server; |
|
1317 |
server.sin_family = AF_INET; |
|
1318 |
server.sin_port = htons(port); |
|
1319 |
||
1320 |
server.sin_addr.s_addr = inet_addr(ip); |
|
253
cc8062372007
6679422: networkStream::connect() in ostream.cpp is not 64-bit clean
jcoomes
parents:
1
diff
changeset
|
1321 |
if (server.sin_addr.s_addr == (uint32_t)-1) { |
7405
e6fc8d3926f8
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
7397
diff
changeset
|
1322 |
struct hostent* host = os::get_host_by_name((char*)ip); |
1 | 1323 |
if (host != NULL) { |
1324 |
memcpy(&server.sin_addr, host->h_addr_list[0], host->h_length); |
|
1325 |
} else { |
|
1326 |
return false; |
|
1327 |
} |
|
1328 |
} |
|
1329 |
||
1330 |
||
7405
e6fc8d3926f8
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
7397
diff
changeset
|
1331 |
int result = os::connect(_socket, (struct sockaddr*)&server, sizeof(struct sockaddr_in)); |
1 | 1332 |
return (result >= 0); |
1333 |
} |
|
1334 |
||
1335 |
#endif |