aalexandre
127 linhas
3.9 KiB
C++
127 linhas
3.9 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_jump.h>
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namespace HPHP { namespace Eval {
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///////////////////////////////////////////////////////////////////////////////
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void CmdJump::sendImpl(DebuggerThriftBuffer &thrift) {
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DebuggerCommand::sendImpl(thrift);
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thrift.write(m_label);
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thrift.write(m_file);
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thrift.write(m_line);
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}
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void CmdJump::recvImpl(DebuggerThriftBuffer &thrift) {
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DebuggerCommand::recvImpl(thrift);
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thrift.read(m_label);
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thrift.read(m_file);
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thrift.read(m_line);
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}
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void CmdJump::list(DebuggerClient *client) {
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client->addCompletion(DebuggerClient::AutoCompleteFileNames);
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}
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bool CmdJump::help(DebuggerClient *client) {
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client->helpTitle("Jump Command");
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client->helpCmds(
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"[j]ump", "jumps over one expression",
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"[j]ump {line}", "goto the specified line",
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"[j]ump {file}:{line}", "goto the specified line",
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"[j]ump {label}", "goto the specified label",
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nullptr
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);
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client->helpBody(
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"This command changes program execution to the specified place without "
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"executing remaining code on current line. When no label or source "
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"location is specified, it jumps over just one expression without "
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"evaluating it. This may be useful to not throw an exception when "
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"breaks at a throw, for example."
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);
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return true;
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}
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bool CmdJump::onClient(DebuggerClient *client) {
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if (DebuggerCommand::onClient(client)) return true;
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if (client->argCount() > 1) {
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return help(client);
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}
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string arg = client->argValue(1);
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m_line = 0;
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if (!arg.empty()) {
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if (DebuggerClient::IsValidNumber(arg)) {
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BreakPointInfoPtr loc = client->getCurrentLocation();
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if (loc) {
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m_file = loc->m_file;
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}
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if (m_file.empty()) {
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client->error("There is no current source file. Please specify a file "
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"name as well.");
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return true;
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}
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m_line = atoi(arg.c_str());
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} else {
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size_t pos = arg.find(':');
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if (pos == string::npos) {
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m_label = arg;
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} else {
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m_file = arg.substr(0, pos);
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m_line = atoi(arg.substr(pos + 1).c_str());
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if (m_file.empty() || m_line <= 0) {
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client->error("Invalid source location. Cannot jump there.");
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return true;
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}
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}
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}
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}
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client->send(this);
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throw DebuggerConsoleExitException();
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}
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bool CmdJump::onClientVM(DebuggerClient *client) {
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client->error("not supported\n");
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return true;
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}
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bool CmdJump::onServer(DebuggerProxy *proxy) {
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return true;
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}
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bool CmdJump::onServerVM(DebuggerProxy *proxy) {
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return true;
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}
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bool CmdJump::match(InterruptSite *site) {
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if (site) {
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if (m_line) {
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if (m_line == site->getLine0()) {
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const char *file = site->getFile();
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return BreakPointInfo::MatchFile(file, strlen(file), m_file);
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}
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} else {
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// label is not implemented
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}
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}
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return false;
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}
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///////////////////////////////////////////////////////////////////////////////
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}}
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