| /* |
| * Copyright (C) 2012 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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. |
| */ |
| |
| #ifndef VMInspector_h |
| #define VMInspector_h |
| |
| #define ENABLE_VMINSPECTOR 0 |
| |
| #include "CallFrame.h" |
| #include "JSValue.h" |
| #include <stdarg.h> |
| #include <stdio.h> |
| #include <wtf/text/WTFString.h> |
| |
| namespace JSC { |
| |
| #if ENABLE(VMINSPECTOR) |
| |
| class VMInspector { |
| public: |
| static JS_EXPORT_PRIVATE const char* getTypeName(JSValue); |
| static JS_EXPORT_PRIVATE void dumpFrame0(CallFrame*); |
| static JS_EXPORT_PRIVATE void dumpFrame(CallFrame*, const char* prefix = 0, const char* funcName = 0, const char* file = 0, int line = -1); |
| static JS_EXPORT_PRIVATE int countFrames(CallFrame*); |
| |
| // Special family of ...printf() functions that support, in addition to the |
| // standard % formats (e.g. %d, %s, etc), the following extra JSC formatting |
| // options, %J<x>, where <x> consists of: |
| // |
| // + - verbose mode modifier. |
| // Used in combination with other options. Must come after the %J. |
| // s - WTF::String* |
| // |
| // Examples of usage: |
| // |
| // WTF::String str("My WTF String"); |
| // |
| // // Printing the string. Will print: |
| // // The wtf string says: "My WTF String" and is NOT EMPTY. |
| // |
| // VMInspector::printf("The wtf string says: \"%Js\" and is %s\n", |
| // &str, str.isEmpty()?"EMPTY":"NOT EMPTY"); |
| // |
| // // Printing the string with verbose mode. Will print: |
| // // <WTF::String "My WTF String"> |
| // |
| // VMInspector::printf("<%J+s>\n", &str); |
| // |
| // Also added some convenience non-JS formats: |
| // |
| // %b - boolean (va_args will look for an int). |
| // Prints TRUE if non-zero, else prints FALSE. |
| // |
| // Caution: the user is expected to pass the correctly matched arguments |
| // to pair with the corresponding % fomatting. |
| |
| static JS_EXPORT_PRIVATE void fprintf(FILE*, const char* format, ...); |
| static JS_EXPORT_PRIVATE void printf(const char* format, ...); |
| static JS_EXPORT_PRIVATE void sprintf(char*, const char* format, ...); |
| static JS_EXPORT_PRIVATE void snprintf(char*, size_t, const char* format, ...); |
| }; |
| |
| #endif // ENABLE(VMINSPECTOR) |
| |
| } // namespace JSC |
| |
| #endif // VMInspector.h |