diff -r ffea646fc05f -r 9f3dd33507b9 jdk/src/jdk.hprof.agent/share/native/libhprof/hprof_error.c --- a/jdk/src/jdk.hprof.agent/share/native/libhprof/hprof_error.c Thu Aug 20 12:29:58 2015 -0700 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,215 +0,0 @@ -/* - * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * - Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * - Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * - Neither the name of Oracle nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS - * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * This source code is provided to illustrate the usage of a given feature - * or technique and has been deliberately simplified. Additional steps - * required for a production-quality application, such as security checks, - * input validation and proper error handling, might not be present in - * this sample code. - */ - - -#include "hprof.h" - -/* The error handling logic. */ - -/* - * Most hprof error processing and error functions are kept here, along with - * termination functions and signal handling (used in debug version only). - * - */ - -#include - -static int p = 1; /* Used with pause=y|n option */ - -/* Private functions */ - -static void -error_message(const char * format, ...) -{ - va_list ap; - - va_start(ap, format); - (void)vfprintf(stderr, format, ap); - va_end(ap); -} - -static void -error_abort(void) -{ - /* Important to remove existing signal handler */ - (void)signal(SIGABRT, NULL); - error_message("HPROF DUMPING CORE\n"); - abort(); /* Sends SIGABRT signal, usually also caught by libjvm */ -} - -static void -signal_handler(int sig) -{ - /* Caught a signal, most likely a SIGABRT */ - error_message("HPROF SIGNAL %d TERMINATED PROCESS\n", sig); - error_abort(); -} - -static void -setup_signal_handler(int sig) -{ - /* Only if debug version or debug=y */ - if ( gdata->debug ) { - (void)signal(sig, (void(*)(int))(void*)&signal_handler); - } -} - -static void -terminate_everything(jint exit_code) -{ - if ( exit_code > 0 ) { - /* Could be a fatal error or assert error or a sanity error */ - error_message("HPROF TERMINATED PROCESS\n"); - if ( gdata->coredump || gdata->debug ) { - /* Core dump here by request */ - error_abort(); - } - } - /* Terminate the process */ - error_exit_process(exit_code); -} - -/* External functions */ - -void -error_setup(void) -{ - setup_signal_handler(SIGABRT); -} - -void -error_do_pause(void) -{ - int pid = md_getpid(); - int timeleft = 600; /* 10 minutes max */ - int interval = 10; /* 10 second message check */ - - /*LINTED*/ - error_message("\nHPROF pause for PID %d\n", (int)pid); - while ( p && timeleft > 0 ) { - md_sleep(interval); /* 'assign p=0' to stop pause loop */ - timeleft -= interval; - } - if ( timeleft <= 0 ) { - error_message("\n HPROF pause got tired of waiting and gave up.\n"); - } -} - -void -error_exit_process(int exit_code) -{ - exit(exit_code); -} - -static const char * -source_basename(const char *file) -{ - const char *p; - - if ( file == NULL ) { - return "UnknownSourceFile"; - } - p = strrchr(file, '/'); - if ( p == NULL ) { - p = strrchr(file, '\\'); - } - if ( p == NULL ) { - p = file; - } else { - p++; /* go past / */ - } - return p; -} - -void -error_assert(const char *condition, const char *file, int line) -{ - error_message("ASSERTION FAILURE: %s [%s:%d]\n", condition, - source_basename(file), line); - error_abort(); -} - -void -error_handler(jboolean fatal, jvmtiError error, - const char *message, const char *file, int line) -{ - char *error_name; - - if ( message==NULL ) { - message = ""; - } - if ( error != JVMTI_ERROR_NONE ) { - error_name = getErrorName(error); - if ( error_name == NULL ) { - error_name = "?"; - } - error_message("HPROF ERROR: %s (JVMTI Error %s(%d)) [%s:%d]\n", - message, error_name, error, - source_basename(file), line); - } else { - error_message("HPROF ERROR: %s [%s:%d]\n", message, - source_basename(file), line); - } - if ( fatal || gdata->errorexit ) { - /* If it's fatal, or the user wants termination on any error, die */ - terminate_everything(9); - } -} - -void -debug_message(const char * format, ...) -{ - va_list ap; - - va_start(ap, format); - (void)vfprintf(stderr, format, ap); - va_end(ap); -} - -void -verbose_message(const char * format, ...) -{ - if ( gdata->verbose ) { - va_list ap; - - va_start(ap, format); - (void)vfprintf(stderr, format, ap); - va_end(ap); - } -}