| /* |
| * Copyright 1997-2007 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| * |
| */ |
| |
| // assertions |
| #ifdef ASSERT |
| // Turn this off by default: |
| //#define USE_REPEATED_ASSERTS |
| #ifdef USE_REPEATED_ASSERTS |
| #define assert(p,msg) \ |
| { for (int __i = 0; __i < AssertRepeat; __i++) { \ |
| if (!(p)) { \ |
| report_assertion_failure(__FILE__, __LINE__, \ |
| "assert(" XSTR(p) ",\"" msg "\")");\ |
| BREAKPOINT; \ |
| } \ |
| } \ |
| } |
| #else |
| #define assert(p,msg) \ |
| if (!(p)) { \ |
| report_assertion_failure(__FILE__, __LINE__, \ |
| "assert(" XSTR(p) ",\"" msg "\")");\ |
| BREAKPOINT; \ |
| } |
| #endif |
| |
| // This version of assert is for use with checking return status from |
| // library calls that return actual error values eg. EINVAL, |
| // ENOMEM etc, rather than returning -1 and setting errno. |
| // When the status is not what is expected it is very useful to know |
| // what status was actually returned, so we pass the status variable as |
| // an extra arg and use strerror to convert it to a meaningful string |
| // like "Invalid argument", "out of memory" etc |
| #define assert_status(p, status, msg) \ |
| do { \ |
| if (!(p)) { \ |
| char buf[128]; \ |
| snprintf(buf, 127, \ |
| "assert_status(" XSTR(p) ", error: %s(%d), \"" msg "\")" , \ |
| strerror((status)), (status)); \ |
| report_assertion_failure(__FILE__, __LINE__, buf); \ |
| BREAKPOINT; \ |
| } \ |
| } while (0) |
| |
| // Another version of assert where the message is not a string literal |
| // The boolean condition is not printed out because cpp doesn't like it. |
| #define assert_msg(p, msg) \ |
| if (!(p)) { \ |
| report_assertion_failure(__FILE__, __LINE__, msg); \ |
| BREAKPOINT; \ |
| } |
| |
| // Do not assert this condition if there's already another error reported. |
| #define assert_if_no_error(cond,msg) assert((cond) || is_error_reported(), msg) |
| #else |
| #define assert(p,msg) |
| #define assert_status(p,status,msg) |
| #define assert_if_no_error(cond,msg) |
| #define assert_msg(cond,msg) |
| #endif |
| |
| |
| // fatals |
| #define fatal(m) { report_fatal(__FILE__, __LINE__, m ); BREAKPOINT; } |
| #define fatal1(m,x1) { report_fatal_vararg(__FILE__, __LINE__, m, x1 ); BREAKPOINT; } |
| #define fatal2(m,x1,x2) { report_fatal_vararg(__FILE__, __LINE__, m, x1, x2 ); BREAKPOINT; } |
| #define fatal3(m,x1,x2,x3) { report_fatal_vararg(__FILE__, __LINE__, m, x1, x2, x3 ); BREAKPOINT; } |
| #define fatal4(m,x1,x2,x3,x4) { report_fatal_vararg(__FILE__, __LINE__, m, x1, x2, x3, x4 ); BREAKPOINT; } |
| |
| // out of memory |
| #define vm_exit_out_of_memory(s,m) { report_vm_out_of_memory(__FILE__, __LINE__, s, m ); BREAKPOINT; } |
| #define vm_exit_out_of_memory1(s,m,x1) { report_vm_out_of_memory_vararg(__FILE__, __LINE__, s, m, x1 ); BREAKPOINT; } |
| #define vm_exit_out_of_memory2(s,m,x1,x2) { report_vm_out_of_memory_vararg(__FILE__, __LINE__, s, m, x1, x2 ); BREAKPOINT; } |
| #define vm_exit_out_of_memory3(s,m,x1,x2,x3) { report_vm_out_of_memory_vararg(__FILE__, __LINE__, s, m, x1, x2, x3 ); BREAKPOINT; } |
| #define vm_exit_out_of_memory4(s,m,x1,x2,x3,x4) { report_vm_out_of_memory_vararg(__FILE__, __LINE__, s, m, x1, x2, x3, x4); BREAKPOINT; } |
| |
| // guarantee is like assert except it's always executed -- use it for |
| // cheap tests that catch errors that would otherwise be hard to find |
| // guarantee is also used for Verify options. |
| #define guarantee(b,msg) { if (!(b)) fatal("guarantee(" XSTR(b) ",\"" msg "\")"); } |
| |
| #define ShouldNotCallThis() { report_should_not_call (__FILE__, __LINE__); BREAKPOINT; } |
| #define ShouldNotReachHere() { report_should_not_reach_here (__FILE__, __LINE__); BREAKPOINT; } |
| #define Unimplemented() { report_unimplemented (__FILE__, __LINE__); BREAKPOINT; } |
| #define Untested(msg) { report_untested (__FILE__, __LINE__, msg); BREAKPOINT; } |
| |
| // error reporting helper functions |
| void report_assertion_failure(const char* file_name, int line_no, const char* message); |
| void report_fatal_vararg(const char* file_name, int line_no, const char* format, ...); |
| void report_fatal(const char* file_name, int line_no, const char* message); |
| void report_vm_out_of_memory_vararg(const char* file_name, int line_no, size_t size, const char* format, ...); |
| void report_vm_out_of_memory(const char* file_name, int line_no, size_t size, const char* message); |
| void report_should_not_call(const char* file_name, int line_no); |
| void report_should_not_reach_here(const char* file_name, int line_no); |
| void report_unimplemented(const char* file_name, int line_no); |
| void report_untested(const char* file_name, int line_no, const char* msg); |
| void warning(const char* format, ...); |
| |
| // out of memory reporting |
| void report_java_out_of_memory(const char* message); |
| |
| // Support for self-destruct |
| bool is_error_reported(); |
| void set_error_reported(); |
| |
| void pd_ps(frame f); |
| void pd_obfuscate_location(char *buf, size_t buflen); |
