a41a8a74f0
Hphpd's Jump command has been fundamentally broken for a long time. It was originally implemented to run the byte code in a modified way which didn't make state changes, and wait for the destination offset to be reached. We lost the ability to do that long ago, and the implementation of this command has atrophied since. As it stands now, if you're lucky it might act like "run until", which is the opposite of what it is documented to do. I've removed the command entirely. Fixing it is a very large effort which we might consider some time in the future.
320 linhas
10 KiB
C++
320 linhas
10 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010- Facebook, Inc. (http://www.facebook.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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*/
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#include <runtime/eval/debugger/cmd/cmd_interrupt.h>
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#include <runtime/eval/debugger/cmd/cmd_break.h>
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#include <runtime/eval/debugger/cmd/cmd_print.h>
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namespace HPHP { namespace Eval {
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///////////////////////////////////////////////////////////////////////////////
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void CmdInterrupt::sendImpl(DebuggerThriftBuffer &thrift) {
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DebuggerCommand::sendImpl(thrift);
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thrift.write(m_interrupt);
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thrift.write(m_program);
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thrift.write(m_errorMsg);
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thrift.write(m_threadId);
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// Used to be m_pendingJump, but that's been removed. Write false until
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// we rev the protocol.
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thrift.write(false);
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if (m_site) {
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thrift.write(true);
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thrift.write(m_site->getFile());
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thrift.write(m_site->getLine0());
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thrift.write(m_site->getChar0());
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thrift.write(m_site->getLine1());
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thrift.write(m_site->getChar1());
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thrift.write(m_site->getNamespace());
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thrift.write(m_site->getClass());
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thrift.write(m_site->getFunction());
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Variant e = m_site->getException();
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if (e.isNull()) {
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thrift.write("");
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} else if (e.isObject()) {
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thrift.write(e.toObject()->o_getClassName());
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} else {
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String ex(BreakPointInfo::ErrorClassName);
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thrift.write(ex);
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}
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thrift.write(e.toString());
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} else {
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thrift.write(false);
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}
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BreakPointInfo::SendImpl(m_matched, thrift);
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}
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void CmdInterrupt::recvImpl(DebuggerThriftBuffer &thrift) {
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DebuggerCommand::recvImpl(thrift);
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thrift.read(m_interrupt);
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thrift.read(m_program);
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thrift.read(m_errorMsg);
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thrift.read(m_threadId);
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// Used to be m_pendingJump, but that's been removed. Read a dummy bool until
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// we rev the protocol.
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bool dummy;
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thrift.read(dummy);
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m_bpi = BreakPointInfoPtr(new BreakPointInfo());
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bool site; thrift.read(site);
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if (site) {
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thrift.read(m_bpi->m_file);
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thrift.read(m_bpi->m_line1);
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thrift.read(m_bpi->m_char1);
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thrift.read(m_bpi->m_line2);
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thrift.read(m_bpi->m_char2);
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DFunctionInfoPtr func(new DFunctionInfo());
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thrift.read(func->m_namespace);
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thrift.read(func->m_class);
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thrift.read(func->m_function);
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m_bpi->m_funcs.push_back(func);
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thrift.read(m_bpi->m_exceptionClass);
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thrift.read(m_bpi->m_exceptionObject);
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}
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BreakPointInfo::RecvImpl(m_matched, thrift);
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}
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std::string CmdInterrupt::desc() const {
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switch (m_interrupt) {
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case SessionStarted:
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if (!m_program.empty()) {
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return m_program + " loaded.";
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}
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return "Program loaded.";
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case SessionEnded:
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if (!m_program.empty()) {
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return m_program + " exited normally.";
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}
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return "Program exited normally.";
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case RequestStarted:
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if (!m_program.empty()) {
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return m_program + " started.";
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}
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return "Web request started.";
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case RequestEnded:
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if (!m_program.empty()) {
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return m_program + " ended.";
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}
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return "Web request ended.";
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case PSPEnded:
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if (!m_program.empty()) {
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return "Post-Send Processing for " + m_program + " was ended.";
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}
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return "Post-Send Processing was ended.";
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case HardBreakPoint:
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case BreakPointReached:
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case ExceptionThrown: {
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assert(m_site);
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if (m_site) {
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return m_site->desc();
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}
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return "Breakpoint reached.";
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}
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}
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assert(false);
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return "";
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}
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bool CmdInterrupt::onClient(DebuggerClient *client) {
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client->setCurrentLocation(m_threadId, m_bpi);
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if (!client->getDebuggerSmallStep()) {
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// Adjust line and char if it's not small stepping
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if (m_bpi->m_line1 == m_bpi->m_line2) {
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m_bpi->m_char1 = 1;
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m_bpi->m_char2 = 100;
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}
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}
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client->setMatchedBreakPoints(m_matched);
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switch (m_interrupt) {
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case SessionStarted:
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if (!m_program.empty()) {
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client->info("Program %s loaded. Type '[r]un' or '[c]ontinue' to go.",
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m_program.c_str());
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m_bpi->m_file = m_program;
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}
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break;
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case SessionEnded:
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if (!m_program.empty()) {
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client->info("Program %s exited normally.", m_program.c_str());
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}
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break;
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case RequestStarted:
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if (!m_program.empty()) {
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client->info("Web request %s started.", m_program.c_str());
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}
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break;
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case RequestEnded:
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if (!m_program.empty()) {
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client->info("Web request %s ended.", m_program.c_str());
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}
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break;
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case PSPEnded:
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if (!m_program.empty()) {
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client->info("Post-Send Processing for %s was ended.",
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m_program.c_str());
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}
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break;
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case HardBreakPoint:
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case BreakPointReached:
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case ExceptionThrown: {
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bool found = false;
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bool toggled = false;
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BreakPointInfoPtrVec *bps = client->getBreakPoints();
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for (unsigned int i = 0; i < m_matched.size(); i++) {
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BreakPointInfoPtr bpm = m_matched[i];
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BreakPointInfoPtr bp;
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int index = 0;
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for (; index < (int)bps->size(); index++) {
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if (bpm->same((*bps)[index])) {
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bp = (*bps)[index];
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break;
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}
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}
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if (bp) {
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found = true;
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if (bp->m_state == BreakPointInfo::Once) {
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bp->m_state = BreakPointInfo::Disabled;
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toggled = true;
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}
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if (m_interrupt == BreakPointReached ||
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m_interrupt == HardBreakPoint) {
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client->info("Breakpoint %d reached %s", bp->index(),
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m_bpi->site().c_str());
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client->shortCode(m_bpi);
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} else {
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if (m_bpi->m_exceptionClass == BreakPointInfo::ErrorClassName) {
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client->info("Breakpoint %d reached: An error occurred %s",
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bp->index(), m_bpi->site().c_str());
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client->shortCode(m_bpi);
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client->error("Error Message: %s",
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m_bpi->m_exceptionObject.c_str());
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} else {
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client->info("Breakpoint %d reached: Throwing %s %s",
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bp->index(),
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m_bpi->m_exceptionClass.c_str(),
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m_bpi->site().c_str());
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client->shortCode(m_bpi);
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client->output(m_bpi->m_exceptionObject);
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}
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}
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if (!bpm->m_output.empty()) {
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client->print(bpm->m_output);
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}
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}
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}
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if (toggled) {
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CmdBreak().update(client);
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}
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if (!found) {
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if (m_interrupt == HardBreakPoint) {
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// for HardBreakPoint, default the frame to the caller
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client->setFrame(1);
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}
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client->info("Break %s", m_bpi->site().c_str());
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client->shortCode(m_bpi);
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}
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break;
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}
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}
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if (!m_errorMsg.empty()) {
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client->error(m_errorMsg);
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}
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// watches
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switch (m_interrupt) {
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case SessionStarted:
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case RequestStarted:
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break;
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default: {
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DebuggerClient::WatchPtrVec &watches = client->getWatches();
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for (int i = 0; i < (int)watches.size(); i++) {
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if (i > 0) client->output("");
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client->info("Watch %d: %s =", i + 1, watches[i]->second.c_str());
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Variant v = CmdPrint().processWatch(client, watches[i]->first,
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watches[i]->second);
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client->output(CmdPrint::FormatResult(watches[i]->first, v));
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}
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}
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}
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return true;
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}
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void CmdInterrupt::setClientOutput(DebuggerClient *client) {
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client->setOutputType(DebuggerClient::OTCodeLoc);
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client->setOTFileLine(m_bpi->m_file, m_bpi->m_line1);
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Array values;
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DebuggerClient::WatchPtrVec &watches = client->getWatches();
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for (int i = 0; i < (int)watches.size(); i++) {
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Array watch;
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watch.set("format", watches[i]->first);
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watch.set("php", watches[i]->second);
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Variant v = CmdPrint().processWatch(client, watches[i]->first,
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watches[i]->second);
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watch.set("value", CmdPrint::FormatResult(watches[i]->first, v));
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values.append(watch);
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}
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client->setOTValues(values);
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}
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bool CmdInterrupt::onServer(DebuggerProxy *proxy) {
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return proxy->sendToClient(this);
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}
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bool CmdInterrupt::shouldBreak(const BreakPointInfoPtrVec &bps) {
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switch (m_interrupt) {
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case SessionStarted:
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case SessionEnded:
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case HardBreakPoint:
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return true; // always break
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case RequestStarted:
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case RequestEnded:
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case PSPEnded:
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case BreakPointReached:
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case ExceptionThrown:
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m_matched.clear();
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if (m_site) {
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for (unsigned int i = 0; i < bps.size(); i++) {
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if (bps[i]->m_state != BreakPointInfo::Disabled &&
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bps[i]->match(getInterruptType(), *getSite())) {
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BreakPointInfoPtr bp(new BreakPointInfo());
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*bp = *bps[i]; // make a copy
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m_matched.push_back(bp);
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}
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}
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}
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return !m_matched.empty();
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}
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assert(false);
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return false;
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}
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std::string CmdInterrupt::getFileLine() const {
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string ret;
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if (m_site) {
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if (m_site->getFile()) {
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ret = m_site->getFile();
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}
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ret += ":" + lexical_cast<string>(m_site->getLine0());
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}
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return ret;
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}
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///////////////////////////////////////////////////////////////////////////////
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}}
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