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RClient.cpp
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/* This file is part of RTags (http://rtags.net).
RTags is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
RTags 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 for more details.
You should have received a copy of the GNU General Public License
along with RTags. If not, see <http://www.gnu.org/licenses/>. */
#include "RClient.h"
#include <stdio.h>
#include <sys/ioctl.h>
#include "FileMap.h"
#include "IndexMessage.h"
#include "LogOutputMessage.h"
#include "rct/Connection.h"
#include "rct/EventLoop.h"
#include "rct/Log.h"
#include "rct/QuitMessage.h"
#include "rct/Rct.h"
#include "rct/StopWatch.h"
#include "rct/OnDestruction.h"
#include "RTags.h"
#include "RTagsLogOutput.h"
#define DEFAULT_CONNECT_TIMEOUT 1000
#define XSTR(s) #s
#define STR(s) XSTR(s)
std::initializer_list<CommandLineParser::Option<RClient::OptionType> > opts = {
{ RClient::None, String(), 0, CommandLineParser::NoValue, "Options:" },
{ RClient::Verbose, "verbose", 'v', CommandLineParser::NoValue, "Be more verbose." },
{ RClient::Version, "version", 0, CommandLineParser::NoValue, "Print current version." },
{ RClient::VerifyVersion, "verify-version", 't', CommandLineParser::Required, "Verify that the correct protocol version is used." },
{ RClient::Silent, "silent", 'Q', CommandLineParser::NoValue, "Be silent." },
{ RClient::Help, "help", 'h', CommandLineParser::NoValue, "Display this help." },
{ RClient::Noop, "config", 0, CommandLineParser::Required, "Use this file (instead of ~/.rcrc)." },
{ RClient::Noop, "no-rc", 0, CommandLineParser::NoValue, "Don't load any rc files." },
{ RClient::None, String(), 0, CommandLineParser::NoValue, "" },
{ RClient::None, String(), 0, CommandLineParser::NoValue, "Rdm:" },
{ RClient::QuitRdm, "quit-rdm", 'q', CommandLineParser::NoValue, "Tell server to shut down with optional exit code as argument." },
{ RClient::ConnectTimeout, "connect-timeout", 0, CommandLineParser::Required, "Timeout for connecting to rdm in ms (default " STR(DEFAULT_CONNECT_TIMEOUT) ")." },
{ RClient::None, String(), 0, CommandLineParser::NoValue, "" },
{ RClient::None, String(), 0, CommandLineParser::NoValue, "Project management:" },
{ RClient::Clear, "clear", 'C', CommandLineParser::NoValue, "Clear projects." },
{ RClient::Project, "project", 'w', CommandLineParser::Optional, "With arg, select project matching that if unique, otherwise list all projects." },
{ RClient::DeleteProject, "delete-project", 'W', CommandLineParser::Required, "Delete all projects matching regex." },
{ RClient::JobCount, "job-count", 'j', CommandLineParser::Optional, "Set or query current job count. (Prefix with l to set low-priority-job-count)." },
{ RClient::None, String(), 0, CommandLineParser::NoValue, "" },
{ RClient::None, String(), 0, CommandLineParser::NoValue, "Indexing commands:" },
{ RClient::Compile, "compile", 'c', CommandLineParser::Optional, "Pass compilation arguments to rdm." },
{ RClient::GuessFlags, "guess-flags", 0, CommandLineParser::NoValue, "Guess compile flags (used with -c)." },
{ RClient::LoadCompileCommands, "load-compile-commands", 'J', CommandLineParser::Optional, "Load compile_commands.json from directory" },
{ RClient::Suspend, "suspend", 'X', CommandLineParser::Optional, "Dump suspended files (don't track changes in these files) with no arg. Otherwise toggle suspension for arg." },
{ RClient::None, String(), 0, CommandLineParser::NoValue, "" },
{ RClient::None, String(), 0, CommandLineParser::NoValue, "Query commands:" },
{ RClient::FollowLocation, "follow-location", 'f', CommandLineParser::Required, "Follow this location." },
{ RClient::ReferenceName, "references-name", 'R', CommandLineParser::Required, "Find references matching arg." },
{ RClient::ReferenceLocation, "references", 'r', CommandLineParser::Required, "Find references matching this location." },
{ RClient::ListSymbols, "list-symbols", 'S', CommandLineParser::Optional, "List symbol names matching arg." },
{ RClient::FindSymbols, "find-symbols", 'F', CommandLineParser::Optional, "Find symbols matching arg." },
{ RClient::SymbolInfo, "symbol-info", 'U', CommandLineParser::Required, "Get cursor info for this location." },
{ RClient::Status, "status", 's', CommandLineParser::Optional, "Dump status of rdm. Arg can be symbols or symbolNames." },
{ RClient::Diagnose, "diagnose", 0, CommandLineParser::Required, "Resend diagnostics for file." },
{ RClient::DiagnoseAll, "diagnose-all", 0, CommandLineParser::NoValue, "Resend diagnostics for all files." },
{ RClient::LastIndexed, "last-indexed", 0, CommandLineParser::NoValue, "Get timestamp of the last time indexing completed for the current project." },
{ RClient::IsIndexed, "is-indexed", 'T', CommandLineParser::Required, "Check if rtags knows about, and is ready to return information about, this source file." },
{ RClient::IsIndexing, "is-indexing", 0, CommandLineParser::Optional, "Check if rtags is currently indexing files in any project or in project matching pattern." },
{ RClient::HasFileManager, "has-filemanager", 0, CommandLineParser::Optional, "Check if rtags has info about files in this directory." },
{ RClient::PreprocessFile, "preprocess", 'E', CommandLineParser::Required, "Preprocess file." },
{ RClient::Reindex, "reindex", 'V', CommandLineParser::Optional, "Reindex all files or all files matching pattern." },
{ RClient::CheckReindex, "check-reindex", 'x', CommandLineParser::Optional, "Check if reindexing is necessary for all files matching pattern." },
{ RClient::FindFile, "path", 'P', CommandLineParser::Optional, "Print files matching pattern." },
{ RClient::CurrentProject, "current-project", 0, CommandLineParser::NoValue, "Print path for current project." },
{ RClient::DumpFile, "dump-file", 'd', CommandLineParser::Required, "Dump source file." },
{ RClient::CheckIncludes, "check-includes", 0, CommandLineParser::Required, "Check includes for source file." },
{ RClient::DumpFileMaps, "dump-file-maps", 0, CommandLineParser::Required, "Dump file maps for file." },
{ RClient::GenerateTest, "generate-test", 0, CommandLineParser::Required, "Generate a test for a given source file." },
{ RClient::RdmLog, "rdm-log", 'g', CommandLineParser::NoValue, "Receive logs from rdm." },
{ RClient::FixIts, "fixits", 0, CommandLineParser::Required, "Get fixits for file." },
{ RClient::RemoveFile, "remove", 'D', CommandLineParser::Required, "Remove file from project." },
{ RClient::FindProjectRoot, "find-project-root", 0, CommandLineParser::Required, "Use to check behavior of find-project-root." },
{ RClient::FindProjectBuildRoot, "find-project-build-root", 0, CommandLineParser::Required, "Use to check behavior of find-project-root for builds." },
{ RClient::IncludeFile, "include-file", 0, CommandLineParser::Required, "Use to generate include statement for symbol." },
{ RClient::Sources, "sources", 0, CommandLineParser::Optional, "Dump sources for source file." },
{ RClient::Dependencies, "dependencies", 0, CommandLineParser::Required, "Dump dependencies for source file [(includes, included-by, depends-on, depended-on, tree-depends-on, raw)]." },
{ RClient::AllDependencies, "all-dependencies", 0, CommandLineParser::NoValue, "Dump dependencies for all source files [(includes, included-by, depends-on, depended-on, tree-depends-on, raw)]." },
{ RClient::ReloadFileManager, "reload-file-manager", 'B', CommandLineParser::NoValue, "Reload file manager." },
{ RClient::Man, "man", 0, CommandLineParser::NoValue, "Output XML for xmltoman to generate man page for rc :-)" },
{ RClient::CodeCompleteAt, "code-complete-at", 'l', CommandLineParser::Required, "Code complete at location: arg is file:line:col." },
{ RClient::SendDiagnostics, "send-diagnostics", 0, CommandLineParser::Required, "Only for debugging. Send data to all -G connections." },
{ RClient::DumpCompletions, "dump-completions", 0, CommandLineParser::NoValue, "Dump cached completions." },
{ RClient::DumpCompileCommands, "dump-compile-commands", 0, CommandLineParser::NoValue, "Dump compilation database for project." },
{ RClient::SetBuffers, "set-buffers", 0, CommandLineParser::Optional, "Set active buffers (list of filenames for active buffers in editor)." },
{ RClient::ListBuffers, "list-buffers", 0, CommandLineParser::NoValue, "List active buffers." },
{ RClient::AddBuffers, "add-buffers", 0, CommandLineParser::Required, "Add additional buffers." },
{ RClient::RemoveBuffers, "remove-buffers", 0, CommandLineParser::Required, "Remove buffers." },
{ RClient::ListCursorKinds, "list-cursor-kinds", 0, CommandLineParser::NoValue, "List spelling for known cursor kinds." },
{ RClient::ClassHierarchy, "class-hierarchy", 0, CommandLineParser::Required, "Dump class hierarcy for struct/class at location." },
{ RClient::DebugLocations, "debug-locations", 0, CommandLineParser::Optional, "Manipulate debug locations." },
#ifdef RTAGS_HAS_LUA
{ RClient::VisitAST, "visit-ast", 0, CommandLineParser::Required, "Visit AST of a source file." },
#endif
{ RClient::Validate, "validate", 0, CommandLineParser::NoValue, "Validate database files for current project." },
{ RClient::Tokens, "tokens", 0, CommandLineParser::Required, "Dump tokens for file. --tokens file.cpp:123-321 for range." },
{ RClient::DeadFunctions, "find-dead-functions", 0, CommandLineParser::Optional, "Find functions declared/defined in the current file that are never in the project." },
{ RClient::None, String(), 0, CommandLineParser::NoValue, "" },
{ RClient::None, String(), 0, CommandLineParser::NoValue, "Command flags:" },
{ RClient::StripParen, "strip-paren", 'p', CommandLineParser::NoValue, "Strip parens in various contexts." },
{ RClient::Max, "max", 'M', CommandLineParser::Required, "Max lines of output for queries." },
{ RClient::ReverseSort, "reverse-sort", 'O', CommandLineParser::NoValue, "Sort output reversed." },
{ RClient::Rename, "rename", 0, CommandLineParser::NoValue, "Used for --references to indicate that we're using the results to rename symbols." },
{ RClient::UnsavedFile, "unsaved-file", 0, CommandLineParser::Required, "Pass unsaved file on command line. E.g. --unsaved-file=main.cpp:1200 then write 1200 bytes on stdin." },
{ RClient::LogFile, "log-file", 'L', CommandLineParser::Required, "Log to this file." },
{ RClient::NoContext, "no-context", 'N', CommandLineParser::NoValue, "Don't print context for locations." },
{ RClient::PathFilter, "path-filter", 'i', CommandLineParser::Required, "Filter out results not matching with arg." },
{ RClient::DependencyFilter, "dependency-filter", 0, CommandLineParser::Required, "Filter out results unless argument depends on them." },
{ RClient::RangeFilter, "range-filter", 0, CommandLineParser::Required, "Filter out results not in the specified range." },
{ RClient::FilterSystemHeaders, "filter-system-headers", 'H', CommandLineParser::NoValue, "Don't exempt system headers from path filters." },
{ RClient::AllReferences, "all-references", 'e', CommandLineParser::NoValue, "Include definitions/declarations/constructors/destructors for references. Used for rename symbol." },
{ RClient::TargetUsrs, "target-usrs", 0, CommandLineParser::NoValue, "Print all matching usr targets for -f. Used for debugging." },
{ RClient::AllTargets, "all-targets", 0, CommandLineParser::NoValue, "Print multiple targets for -f. Sorted by best match." },
{ RClient::Elisp, "elisp", 'Y', CommandLineParser::NoValue, "Output elisp: (list \"one\" \"two\" ...)." },
{ RClient::JSON, "json", 0, CommandLineParser::NoValue, "Output json." },
{ RClient::JSONDiagnosticsIncludeSkipped, "json-diagnostics-include-skipped", 0, CommandLineParser::NoValue, "Output json diagnostics with skipped ranges." },
{ RClient::Diagnostics, "diagnostics", 'm', CommandLineParser::NoValue, "Receive async formatted diagnostics from rdm." },
{ RClient::MatchRegex, "match-regexp", 'Z', CommandLineParser::NoValue, "Treat various text patterns as regexps (-P, -i, -V, -F)." },
{ RClient::MatchCaseInsensitive, "match-icase", 'I', CommandLineParser::NoValue, "Match case insensitively" },
{ RClient::AbsolutePath, "absolute-path", 'K', CommandLineParser::NoValue, "Print files with absolute path." },
{ RClient::SocketFile, "socket-file", 'n', CommandLineParser::Required, "Use this socket file (default ~/.rdm)." },
{ RClient::SocketAddress, "socket-address", 0, CommandLineParser::Required, "Use this host:port combination (instead of --socket-file)." },
{ RClient::Timeout, "timeout", 'y', CommandLineParser::Required, "Max time in ms to wait for job to finish (default no timeout)." },
{ RClient::FindVirtuals, "find-virtuals", 'k', CommandLineParser::NoValue, "Use in combinations with -R or -r to show other implementations of this function." },
{ RClient::FindFilePreferExact, "find-file-prefer-exact", 'A', CommandLineParser::NoValue, "Use to make --find-file prefer exact matches over partial matches." },
{ RClient::SymbolInfoIncludeParents, "symbol-info-include-parents", 0, CommandLineParser::NoValue, "Use to make --symbol-info include parent symbols." },
{ RClient::SymbolInfoIncludeTargets, "symbol-info-include-targets", 0, CommandLineParser::NoValue, "Use to make --symbol-info include target symbols." },
{ RClient::SymbolInfoIncludeReferences, "symbol-info-include-references", 0, CommandLineParser::NoValue, "Use to make --symbol-info include reference symbols." },
{ RClient::SymbolInfoIncludeBaseClasses, "symbol-info-include-base-classes", 0, CommandLineParser::NoValue, "Use to make --symbol-info include baseclasses' symbols." },
{ RClient::CursorKind, "cursor-kind", 0, CommandLineParser::NoValue, "Include cursor kind in --find-symbols output." },
{ RClient::DisplayName, "display-name", 0, CommandLineParser::NoValue, "Include display name in --find-symbols output." },
{ RClient::CurrentFile, "current-file", 0, CommandLineParser::Required, "Pass along which file is being edited to give rdm a better chance at picking the right project." },
{ RClient::DeclarationOnly, "declaration-only", 'G', CommandLineParser::NoValue, "Filter out definitions (unless inline).", },
{ RClient::DefinitionOnly, "definition-only", 0, CommandLineParser::NoValue, "Filter out declarations (unless inline).", },
{ RClient::KindFilter, "kind-filter", 0, CommandLineParser::Required, "Only return results matching this kind.", },
{ RClient::ContainingFunction, "containing-function", 'o', CommandLineParser::NoValue, "Include name of containing function in output."},
{ RClient::ContainingFunctionLocation, "containing-function-location", 0, CommandLineParser::NoValue, "Include location of containing function in output."},
{ RClient::BuildIndex, "build-index", 0, CommandLineParser::Required, "For sources with multiple builds, use the arg'th." },
{ RClient::CompilationFlagsOnly, "compilation-flags-only", 0, CommandLineParser::NoValue, "For --source, only print compilation flags." },
{ RClient::CompilationFlagsSplitLine, "compilation-flags-split-line", 0, CommandLineParser::NoValue, "For --source, print one compilation flag per line." },
{ RClient::CompilationFlagsPwd, "compilation-flags-pwd", 0, CommandLineParser::NoValue, "For --source, print pwd for compile command on the first line." },
{ RClient::DumpIncludeHeaders, "dump-include-headers", 0, CommandLineParser::NoValue, "For --dump-file, also dump dependencies." },
{ RClient::SilentQuery, "silent-query", 0, CommandLineParser::NoValue, "Don't log this request in rdm." },
{ RClient::SynchronousCompletions, "synchronous-completions", 0, CommandLineParser::NoValue, "Wait for completion results and print them to stdout." },
{ RClient::SynchronousDiagnostics, "synchronous-diagnostics", 0, CommandLineParser::NoValue, "Wait for diagnostics and print them to stdout." },
{ RClient::XML, "xml", 0, CommandLineParser::NoValue, "Output XML" },
{ RClient::NoSortReferencesByInput, "no-sort-references-by-input", 0, CommandLineParser::NoValue, "Don't sort references by input position." },
{ RClient::ProjectRoot, "project-root", 0, CommandLineParser::Required, "Override project root for compile commands." },
{ RClient::RTagsConfig, "rtags-config", 0, CommandLineParser::Required, "Print out .rtags-config for argument." },
{ RClient::WildcardSymbolNames, "wildcard-symbol-names", 'a', CommandLineParser::NoValue, "Expand * like wildcards in --list-symbols and --find-symbols." },
{ RClient::NoColor, "no-color", 'z', CommandLineParser::NoValue, "Don't colorize context." },
{ RClient::Wait, "wait", 0, CommandLineParser::NoValue, "Wait for reindexing to finish." },
{ RClient::CodeCompleteIncludeMacros, "code-complete-include-macros", 0, CommandLineParser::NoValue, "Include macros in code completion results." },
{ RClient::CodeCompleteIncludes, "code-complete-includes", 0, CommandLineParser::NoValue, "Give includes in completion results." },
{ RClient::CodeCompleteNoWait, "code-complete-no-wait", 0, CommandLineParser::NoValue, "Don't wait for synchronous completion if the translation unit has to be created." },
{ RClient::CodeCompletePrefix, "code-complete-prefix", 0, CommandLineParser::Required, "Filter out code completion results that don't start with this prefix." },
{ RClient::CodeCompletionEnabled, "code-completion-enabled", 'b', CommandLineParser::NoValue, "Inform rdm that we're code-completing. Use with --diagnose" },
{ RClient::NoSpellCheckinging, "no-spell-checking", 0, CommandLineParser::NoValue, "Don't produce spell check info in diagnostics." },
#ifdef RTAGS_HAS_LUA
{ RClient::VisitASTScript, "visit-ast-script", 0, CommandLineParser::Required, "Use this script visit AST (@file.js|sourcecode)." },
#endif
{ RClient::TokensIncludeSymbols, "tokens-include-symbols", 0, CommandLineParser::NoValue, "Include symbols for tokens." },
{ RClient::NoRealPath, "no-realpath", 0, CommandLineParser::NoValue, "Don't resolve paths using realpath(3)." },
{ RClient::None, String(), 0, CommandLineParser::NoValue, 0 }
};
class RCCommand
{
public:
RCCommand() {}
virtual ~RCCommand() {}
virtual RTags::ExitCode exec(RClient *rc, const std::shared_ptr<Connection> &connection) = 0;
virtual String description() const = 0;
};
class QueryCommand : public RCCommand
{
public:
QueryCommand(QueryMessage::Type t, String &&q)
: RCCommand(), type(t), query(std::move(q))
{}
const QueryMessage::Type type;
String query;
Flags<QueryMessage::Flag> extraQueryFlags;
virtual RTags::ExitCode exec(RClient *rc, const std::shared_ptr<Connection> &connection) override
{
#ifndef HAS_JSON_H
if (type == QueryMessage::CodeCompleteAt && rc->queryFlags() & QueryMessage::JSON) {
fprintf(stdout, "{\"error\": \"JSON output for completions is not supported with this compiler\"}\n");
return RTags::ArgumentParseError;
}
#endif
QueryMessage msg(type);
msg.setCommandLine(rc->commandLine());
msg.setQuery(std::move(query));
msg.setBuildIndex(rc->buildIndex());
msg.setUnsavedFiles(rc->unsavedFiles());
msg.setFlags(extraQueryFlags | rc->queryFlags());
msg.setMax(rc->max());
msg.setPathFilters(rc->pathFilters());
msg.setKindFilters(rc->kindFilters());
msg.setRangeFilter(rc->minOffset(), rc->maxOffset());
msg.setTerminalWidth(rc->terminalWidth());
msg.setCurrentFile(rc->currentFile());
msg.setCodeCompletePrefix(rc->codeCompletePrefix());
#ifdef RTAGS_HAS_LUA
msg.setVisitASTScripts(rc->visitASTScripts());
#endif
return connection->send(msg) ? RTags::Success : RTags::NetworkFailure;
}
virtual String description() const override
{
return ("QueryMessage " + String::number(type) + " " + query);
}
};
class QuitCommand : public RCCommand
{
public:
QuitCommand(int exit)
: RCCommand(), mExitCode(exit)
{}
virtual RTags::ExitCode exec(RClient *, const std::shared_ptr<Connection> &connection) override
{
const QuitMessage msg(mExitCode);
return connection->send(msg) ? RTags::Success : RTags::NetworkFailure;
}
virtual String description() const override
{
return String::format<32>("QuitMessage(%d)", mExitCode);
}
private:
const int mExitCode;
};
class RdmLogCommand : public RCCommand
{
public:
static const LogLevel Default;
RdmLogCommand(LogLevel level)
: RCCommand(), mLevel(level)
{
}
virtual RTags::ExitCode exec(RClient *rc, const std::shared_ptr<Connection> &connection) override
{
const LogLevel level = mLevel == Default ? rc->logLevel() : mLevel;
Flags<QueryMessage::Flag> flags = rc->queryFlags();
if (!(rc->queryFlags() & (QueryMessage::Elisp|QueryMessage::XML|QueryMessage::JSON)))
flags |= QueryMessage::XML;
LogOutputMessage msg(level, flags);
msg.setCommandLine(rc->commandLine());
return connection->send(msg) ? RTags::Success : RTags::NetworkFailure;
}
virtual String description() const override
{
return "RdmLogCommand";
}
const LogLevel mLevel;
};
const LogLevel RdmLogCommand::Default(-1);
class CompileCommand : public RCCommand
{
public:
CompileCommand(String &&a, const Path &c)
: RCCommand(), args(std::move(a)), cwd(c)
{}
CompileCommand(Path &&path)
: RCCommand(), compileCommands(std::move(path))
{}
String args;
Path cwd;
Path compileCommands;
virtual RTags::ExitCode exec(RClient *rc, const std::shared_ptr<Connection> &connection) override
{
IndexMessage msg;
msg.setCommandLine(rc->commandLine());
msg.setWorkingDirectory(std::move(cwd));
msg.setFlag(IndexMessage::GuessFlags, rc->mGuessFlags);
msg.setArguments(std::move(args));
msg.setCompileCommands(std::move(compileCommands));
msg.setEnvironment(rc->environment());
if (!rc->projectRoot().isEmpty())
msg.setProjectRoot(rc->projectRoot());
return connection->send(msg) ? RTags::Success : RTags::NetworkFailure;
}
virtual String description() const override
{
return ("IndexMessage " + cwd);
}
};
RClient::RClient()
: mMax(-1), mTimeout(-1), mMinOffset(-1), mMaxOffset(-1),
mConnectTimeout(DEFAULT_CONNECT_TIMEOUT), mBuildIndex(0),
mLogLevel(LogLevel::Error), mTcpPort(0), mGuessFlags(false),
mTerminalWidth(-1), mExitCode(RTags::ArgumentParseError)
{
struct winsize w;
ioctl(0, TIOCGWINSZ, &w);
mTerminalWidth = w.ws_col;
if (mTerminalWidth <= 0)
mTerminalWidth = 1024;
}
RClient::~RClient()
{
cleanupLogging();
}
void RClient::addQuery(QueryMessage::Type type, String &&query, Flags<QueryMessage::Flag> extraQueryFlags)
{
auto cmd = std::make_shared<QueryCommand>(type, std::move(query));
cmd->extraQueryFlags = extraQueryFlags;
mCommands.append(cmd);
}
void RClient::addQuitCommand(int exitCode)
{
auto cmd = std::make_shared<QuitCommand>(exitCode);
mCommands.append(cmd);
}
void RClient::addLog(LogLevel level)
{
mCommands.append(std::make_shared<RdmLogCommand>(level));
}
void RClient::addCompile(String &&args, const Path &cwd)
{
mCommands.append(std::make_shared<CompileCommand>(std::move(args), cwd));
}
void RClient::addCompile(Path &&path)
{
mCommands.append(std::make_shared<CompileCommand>(std::move(path)));
}
void RClient::exec()
{
RTags::initMessages();
OnDestruction onDestruction([]() { Message::cleanup(); });
EventLoop::SharedPtr loop(new EventLoop);
loop->init(EventLoop::MainEventLoop);
const int commandCount = mCommands.size();
std::shared_ptr<Connection> connection = Connection::create(NumOptions);
connection->newMessage().connect(std::bind(&RClient::onNewMessage, this,
std::placeholders::_1, std::placeholders::_2));
connection->finished().connect(std::bind([](){ EventLoop::eventLoop()->quit(); }));
connection->disconnected().connect(std::bind([](){ EventLoop::eventLoop()->quit(); }));
if (mTcpPort) {
if (!connection->connectTcp(mTcpHost, mTcpPort, mConnectTimeout)) {
if (mLogLevel >= LogLevel::Error)
fprintf(stdout, "Can't seem to connect to server (%s:%d)\n", mTcpHost.constData(), mTcpPort);
mExitCode = RTags::ConnectionFailure;
return;
}
connection->connected().connect(std::bind(&EventLoop::quit, loop.get()));
loop->exec(mConnectTimeout);
if (!connection->isConnected()) {
if (mLogLevel >= LogLevel::Error) {
if (mTcpPort) {
fprintf(stdout, "Can't seem to connect to server (%s:%d)\n", mTcpHost.constData(), mTcpPort);
} else {
fprintf(stdout, "Can't seem to connect to server (%s)\n", mSocketFile.constData());
}
}
mExitCode = RTags::ConnectionFailure;
return;
}
} else if (!connection->connectUnix(mSocketFile, mConnectTimeout)) {
if (mLogLevel >= LogLevel::Error)
fprintf(stdout, "Can't seem to connect to server (%s)\n", mSocketFile.constData());
mExitCode = RTags::ConnectionFailure;
return;
}
for (int i=0; i<commandCount; ++i) {
const std::shared_ptr<RCCommand> &cmd = mCommands.at(i);
debug() << "running command " << cmd->description();
mExitCode = cmd->exec(this, connection);
if (mExitCode != RTags::Success) {
break;
} else if (loop->exec(timeout()) != EventLoop::Success) {
mExitCode = RTags::TimeoutFailure;
break;
}
mExitCode = connection->finishStatus();
}
if (connection->client())
connection->client()->close();
mCommands.clear();
}
CommandLineParser::ParseStatus RClient::parse(size_t argc, char **argv)
{
Rct::findExecutablePath(*argv);
const char *runtimeDir = getenv("XDG_RUNTIME_DIR");
if (!runtimeDir) {
mSocketFile = Path::home() + ".rdm";
} else {
mSocketFile = runtimeDir;
mSocketFile += "/rdm.socket";
}
List<std::shared_ptr<QueryCommand> > projectCommands;
Path logFile;
Flags<LogFlag> logFlags = LogStderr;
if (!isatty(STDOUT_FILENO)) {
mQueryFlags |= QueryMessage::NoColor;
}
std::function<CommandLineParser::ParseStatus(RClient::OptionType type,
String &&value,
size_t &idx,
const List<String> &args)> cb;
cb = [this, &projectCommands, &logFile](RClient::OptionType type, String &&value, size_t &idx, const List<String> &arguments) -> CommandLineParser::ParseStatus {
switch (type) {
case None:
case NumOptions: {
assert(0);
break; }
case Noop: {
break; }
case NoRealPath: {
Path::setRealPathEnabled(false);
break; }
case Help: {
CommandLineParser::help(stdout, "rc", opts);
mExitCode = RTags::Success;
return { String(), CommandLineParser::Parse_Ok } ; }
case Man: {
CommandLineParser::man(opts);
mExitCode = RTags::Success;
return { String(), CommandLineParser::Parse_Ok }; }
case SocketFile: {
mSocketFile = std::move(value);
break; }
case SocketAddress: {
mTcpHost = std::move(value);
const int colon = mTcpHost.lastIndexOf(':');
if (colon == -1) {
return { String::format<1024>("invalid --socket-address %s\n", mTcpHost.constData()), CommandLineParser::Parse_Error };
}
mTcpPort = atoi(mTcpHost.constData() + colon + 1);
if (!mTcpPort) {
return { String::format<1024>("invalid --socket-address %s", mTcpHost.constData()), CommandLineParser::Parse_Error };
}
mTcpHost.truncate(colon);
break; }
case GuessFlags: {
mGuessFlags = true;
break; }
case Wait: {
mQueryFlags |= QueryMessage::Wait;
break; }
case NoSpellCheckinging: {
mQueryFlags |= QueryMessage::NoSpellChecking;
break; }
case CodeCompleteIncludeMacros: {
mQueryFlags |= QueryMessage::CodeCompleteIncludeMacros;
break; }
case CodeCompletePrefix: {
mCodeCompletePrefix = std::move(value);
break; }
case CodeCompleteIncludes: {
mQueryFlags |= QueryMessage::CodeCompleteIncludes;
break; }
case CodeCompleteNoWait: {
mQueryFlags |= QueryMessage::CodeCompleteNoWait;
break; }
case CodeCompletionEnabled: {
mQueryFlags |= QueryMessage::CodeCompletionEnabled;
break; }
case CompilationFlagsOnly: {
mQueryFlags |= QueryMessage::CompilationFlagsOnly;
break; }
case CompilationFlagsPwd: {
mQueryFlags |= QueryMessage::CompilationFlagsPwd;
break; }
case CompilationFlagsSplitLine: {
mQueryFlags |= QueryMessage::CompilationFlagsSplitLine;
break; }
case ContainingFunction: {
mQueryFlags |= QueryMessage::ContainingFunction;
break; }
case ContainingFunctionLocation: {
mQueryFlags |= QueryMessage::ContainingFunctionLocation;
break; }
case DeclarationOnly: {
mQueryFlags |= QueryMessage::DeclarationOnly;
break; }
case DefinitionOnly: {
mQueryFlags |= QueryMessage::DefinitionOnly;
break; }
case FindVirtuals: {
mQueryFlags |= QueryMessage::FindVirtuals;
break; }
case FindFilePreferExact: {
mQueryFlags |= QueryMessage::FindFilePreferExact;
break; }
case SymbolInfoIncludeParents: {
mQueryFlags |= QueryMessage::SymbolInfoIncludeParents;
break; }
case SymbolInfoIncludeTargets: {
mQueryFlags |= QueryMessage::SymbolInfoIncludeTargets;
break; }
case SymbolInfoIncludeReferences: {
mQueryFlags |= QueryMessage::SymbolInfoIncludeReferences;
break; }
case SymbolInfoIncludeBaseClasses: {
mQueryFlags |= QueryMessage::SymbolInfoIncludeBaseClasses;
break; }
case CursorKind: {
mQueryFlags |= QueryMessage::CursorKind;
break; }
case SynchronousCompletions: {
mQueryFlags |= QueryMessage::SynchronousCompletions;
break; }
case SynchronousDiagnostics: {
mQueryFlags |= QueryMessage::SynchronousDiagnostics;
break; }
case DisplayName: {
mQueryFlags |= QueryMessage::DisplayName;
break; }
case AllReferences: {
mQueryFlags |= QueryMessage::AllReferences;
break; }
case AllTargets: {
mQueryFlags |= QueryMessage::AllTargets;
break; }
case TargetUsrs: {
mQueryFlags |= QueryMessage::TargetUsrs;
break; }
case MatchCaseInsensitive: {
mQueryFlags |= QueryMessage::MatchCaseInsensitive;
break; }
case MatchRegex: {
mQueryFlags |= QueryMessage::MatchRegex;
break; }
case AbsolutePath: {
mQueryFlags |= QueryMessage::AbsolutePath;
break; }
case ReverseSort: {
mQueryFlags |= QueryMessage::ReverseSort;
break; }
case Rename: {
mQueryFlags |= QueryMessage::Rename;
break; }
case Elisp: {
mQueryFlags |= QueryMessage::Elisp;
break; }
case JSON: {
mQueryFlags |= QueryMessage::JSON;
break; }
case JSONDiagnosticsIncludeSkipped: {
mQueryFlags |= QueryMessage::JSONDiagnosticsIncludeSkipped;
break; }
case XML: {
mQueryFlags |= QueryMessage::XML;
break; }
case FilterSystemHeaders: {
mQueryFlags |= QueryMessage::FilterSystemIncludes;
break; }
case NoColor: {
mQueryFlags |= QueryMessage::NoColor;
break; }
case NoContext: {
mQueryFlags |= QueryMessage::NoContext;
break; }
case PathFilter: {
mPathFilters.insert({ Path::resolved(value), QueryMessage::PathFilter::Self });
break; }
case DependencyFilter: {
Path p = std::move(value);
if (!p.isFile()) {
return { String::format<1024>("%s doesn't seem to be a file", p.constData()), CommandLineParser::Parse_Error };
}
mPathFilters.insert({ Path::resolved(p), QueryMessage::PathFilter::Dependency });
break; }
case KindFilter: {
mKindFilters.insert(value);
break; }
case WildcardSymbolNames: {
mQueryFlags |= QueryMessage::WildcardSymbolNames;
break; }
case RangeFilter: {
char *end;
mMinOffset = strtoul(value.constData(), &end, 10);
if (*end != '-') {
return { String::format<1024>("Can't parse range, must be uint-uint. E.g. 1-123"), CommandLineParser::Parse_Error };
}
mMaxOffset = strtoul(end + 1, &end, 10);
if (*end) {
return { String::format<1024>("Can't parse range, must be uint-uint. E.g. 1-123"), CommandLineParser::Parse_Error };
}
if (mMaxOffset <= mMinOffset || mMinOffset < 0) {
return { String::format<1024>("Invalid range (%d-%d), must be uint-uint. E.g. 1-123", mMinOffset, mMaxOffset),
CommandLineParser::Parse_Error };
}
break; }
case Validate: {
addQuery(QueryMessage::Validate);
break; }
case Version: {
fprintf(stdout, "%s\n", RTags::versionString().constData());
mExitCode = RTags::Success;
return { String(), CommandLineParser::Parse_Ok }; }
case VerifyVersion: {
const int version = strtoul(value.constData(), 0, 10);
if (version != NumOptions) {
fprintf(stdout, "Protocol version mismatch\n");
mExitCode = RTags::ProtocolFailure;
return { String(), CommandLineParser::Parse_Error };
}
break; }
case Verbose: {
++mLogLevel;
break; }
case CodeCompleteAt: {
String encoded = Location::encode(value);
if (encoded.isEmpty()) {
return { String::format<1024>("Can't resolve argument %s", value.constData()), CommandLineParser::Parse_Error };
}
addQuery(QueryMessage::CodeCompleteAt, std::move(encoded));
break; }
case Silent: {
mLogLevel = LogLevel::None;
break; }
case LogFile: {
logFile = std::move(value);
break; }
case StripParen: {
mQueryFlags |= QueryMessage::StripParentheses;
break; }
case DumpIncludeHeaders: {
mQueryFlags |= QueryMessage::DumpIncludeHeaders;
break; }
case SilentQuery: {
mQueryFlags |= QueryMessage::SilentQuery;
break; }
case BuildIndex: {
bool ok;
mBuildIndex = String(value).toULongLong(&ok);
if (!ok) {
return { String::format<1024>("--build-index [arg] must be >= 0"), CommandLineParser::Parse_Error };
}
break; }
case ConnectTimeout: {
mConnectTimeout = atoi(value.constData());
if (mConnectTimeout < 0) {
return { String::format<1024>("--connect-timeout [arg] must be >= 0"), CommandLineParser::Parse_Error };
}
break; }
case Max: {
bool ok;
mMax = value.toULongLong(&ok);
if (!ok) {
return { String::format<1024>("-M [arg] must be >= 0"), CommandLineParser::Parse_Error };
}
break; }
case Timeout: {
mTimeout = atoi(value.constData());
if (!mTimeout) {
mTimeout = -1;
} else if (mTimeout < 0) {
return { String::format<1024>("-y [arg] must be >= 0"), CommandLineParser::Parse_Error };
}
break; }
case UnsavedFile: {
const size_t colon = value.lastIndexOf(':');
if (colon == String::npos || colon + 1 == value.size()) {
return { String::format<1024>("Can't parse -u [%s]", value.constData()), CommandLineParser::Parse_Error };
}
const Path path = value.left(colon);
if (!path.isFile()) {
return { String::format<1024>("Can't open [%s] for reading", path.nullTerminated()), CommandLineParser::Parse_Error };
}
FILE *f;
Path unlinkFile;
int bytes;
if (std::isdigit(value.at(colon + 1))) {
bytes = atoi(value.constData() + colon + 1);
if (!bytes) {
return { String::format<1024>("Can't parse -u [%s]", value.constData()), CommandLineParser::Parse_Error };
}
f = stdin;
} else {
unlinkFile = value.mid(colon + 1);
f = fopen(value.constData() + colon + 1, "r");
if (!f) {
return { String::format<1024>("Can't open %s for reading", unlinkFile.constData()), CommandLineParser::Parse_Error };
}
bytes = Rct::fileSize(f);
}
String contents(bytes, '\0');
const int r = fread(contents.data(), 1, bytes, f);
if (!unlinkFile.isEmpty())
Path::rm(unlinkFile);
if (r != bytes) {
return { String::format<1024>("Read error %d (%s). Got %d, expected %d", errno, Rct::strerror(errno).constData(), r, bytes), CommandLineParser::Parse_Error };
}
mUnsavedFiles[path] = std::move(contents);
break; }
case FollowLocation:
case ClassHierarchy:
case ReferenceLocation: {
String encoded = Location::encode(value);
if (encoded.isEmpty()) {
return { String::format<1024>("Can't resolve argument %s", value.constData()), CommandLineParser::Parse_Error };
}
QueryMessage::Type queryType = QueryMessage::Invalid;
switch (type) {
case FollowLocation:
queryType = QueryMessage::FollowLocation;
break;
case ReferenceLocation:
queryType = QueryMessage::ReferencesLocation;
break;
case ClassHierarchy:
queryType = QueryMessage::ClassHierarchy;
break;
default:
assert(0);
break;
}
addQuery(queryType, std::move(encoded), QueryMessage::HasLocation);
break; }
case SymbolInfo: {
std::cmatch match;
std::regex rx("^(.*):([0-9]+):([0-9]+):?-:?([0-9]+):([0-9]+):?(@[A-Za-z,]+)?", std::regex_constants::extended);
Path path;
List<String> kinds;
uint32_t line = 0, col = 0, line2 = 0, col2 = 0;
if (std::regex_match(value.constData(), match, rx)) {
path.assign(value.constData(), match.length(1));
line = atoi(value.constData() + match.position(2));
col = atoi(value.constData() + match.position(3));
line2 = atoi(value.constData() + match.position(4));
col2 = atoi(value.constData() + match.position(5));
if (match.length(6) > 1)
kinds = String(value.constData() + match.position(6) + 1, match.length(6) - 1).split(",");
if (!line || !col || !line2 || !col2 || !path.resolve(Path::MakeAbsolute)) {
return { String::format<1024>("Can't parse range %s", value.constData()), CommandLineParser::Parse_Error };
}
} else {
std::regex rx2("^(.*):([0-9]+):([0-9]+):?(@[A-Za-z,]+)?", std::regex_constants::basic);
if (std::regex_match(value.constData(), match, rx2)) {
path.assign(value.constData(), match.length(1));
line = atoi(value.constData() + match.position(2));
col = atoi(value.constData() + match.position(3));
if (match.length(4) > 1)
kinds = String(value.constData() + match.position(4) + 1, match.length(4) - 1).split(",");
if (!line || !col || !path.resolve(Path::MakeAbsolute)) {
return { String::format<1024>("Can't parse range %s", value.constData()), CommandLineParser::Parse_Error };
}
} else if (!Location::parse(value, Path(), Path::MakeAbsolute, &path, &line, &col)) {
return { String::format<1024>("Can't parse range %s", value.constData()), CommandLineParser::Parse_Error };
}
}
for (String &k : kinds) {
k.lowerCase();
}
String query;
Serializer serializer(query);
serializer << path << line << col << line2 << col2 << kinds;
addQuery(QueryMessage::SymbolInfo, std::move(query));
break; }
case CurrentFile: {
mCurrentFile = Path(value).resolved();
break; }
case ReloadFileManager: {
addQuery(QueryMessage::ReloadFileManager);
break; }
case DumpCompletions: {
addQuery(QueryMessage::DumpCompletions);
break; }
case DumpCompileCommands: {
addQuery(QueryMessage::DumpCompileCommands);
break; }
case Clear: {
addQuery(QueryMessage::ClearProjects);
break; }
case RdmLog: {
addLog(RdmLogCommand::Default);
break; }
case Diagnostics: {
addLog(RTags::DiagnosticsLevel);
break; }
case QuitRdm: {
String arg;
if (!value.isEmpty()) {
arg = std::move(value);
} else if (idx < arguments.size() && arguments[idx][0] != '-') {
arg = arguments[idx++];
}
int exit = 0;
if (!arg.isEmpty()) {
bool ok;
exit = String(arg).toLongLong(&ok);
if (!ok) {
return { String::format<1024>("Invalid argument to -q"), CommandLineParser::Parse_Error };
}
}
addQuitCommand(exit);
break; }
case DeleteProject: {
addQuery(QueryMessage::DeleteProject, std::move(value));
break; }
case DebugLocations: {
String arg;
if (!value.isEmpty()) {
arg = std::move(value);
} else if (idx < arguments.size() && arguments[idx][0] != '-') {
arg = arguments[idx++];
}
addQuery(QueryMessage::DebugLocations, std::move(arg));
break; }
case SendDiagnostics: {
addQuery(QueryMessage::SendDiagnostics, std::move(value));
break; }
case FindProjectRoot: {
const Path p = Path::resolved(value); // this won't work correctly with --no-realpath unless --no-realpath is passed first
printf("findProjectRoot [%s] => [%s]\n", p.constData(), RTags::findProjectRoot(p, RTags::SourceRoot).constData());
mExitCode = RTags::Success;
return { String(), CommandLineParser::Parse_Ok }; }
case FindProjectBuildRoot: {
const Path p = Path::resolved(value); // this won't work correctly with --no-realpath unless --no-realpath is passed first
printf("findProjectRoot [%s] => [%s]\n", p.constData(), RTags::findProjectRoot(p, RTags::BuildRoot).constData());
mExitCode = RTags::Success;
return { String(), CommandLineParser::Parse_Ok }; }
case RTagsConfig: {
const Path p = Path::resolved(value); // this won't work correctly with --no-realpath unless --no-realpath is passed first
Map<String, String> config = RTags::rtagsConfig(p);
printf("rtags-config: %s:\n", p.constData());
for (const auto &it : config) {
printf("%s: \"%s\"\n", it.first.constData(), it.second.constData());
}
mExitCode = RTags::Success;
return { String(), CommandLineParser::Parse_Ok }; }
case CurrentProject: {
addQuery(QueryMessage::Project, String(), QueryMessage::CurrentProjectOnly);
break; }
case CheckReindex:
case Reindex:
case Project:
case IsIndexing:
case FindFile:
case ListSymbols:
case FindSymbols:
case Sources:
case IncludeFile:
case JobCount:
case Status: {
Flags<QueryMessage::Flag> extraQueryFlags;
QueryMessage::Type queryType = QueryMessage::Invalid;
bool resolve = true;
switch (type) {
case CheckReindex:
queryType = QueryMessage::CheckReindex;
break;
case Reindex:
queryType = QueryMessage::Reindex;
break;
case Project:
queryType = QueryMessage::Project;
break;
case IsIndexing:
queryType = QueryMessage::IsIndexing;
break;
case FindFile:
queryType = QueryMessage::FindFile;
resolve = false;
break;
case Sources:
queryType = QueryMessage::Sources;
break;
case IncludeFile:
queryType = QueryMessage::IncludeFile;
resolve = false;
break;
case Status:
queryType = QueryMessage::Status;
break;
case ListSymbols:
queryType = QueryMessage::ListSymbols;
break;
case FindSymbols:
queryType = QueryMessage::FindSymbols;
break;
case JobCount:
queryType = QueryMessage::JobCount;
break;
default:
assert(0);
break;
}
String arg;
if (!value.isEmpty()) {
arg = std::move(value);
} else if (idx < arguments.size() && arguments[idx][0] != '-') {
arg = arguments[idx++];
}
if (!arg.isEmpty()) {
Path p(arg);
if (resolve && p.exists()) {
p.resolve();
addQuery(queryType, std::move(p), extraQueryFlags);
} else {
addQuery(queryType, std::move(arg), extraQueryFlags);
}
} else {
addQuery(queryType, String(), extraQueryFlags);
}
assert(!mCommands.isEmpty());
if (queryType == QueryMessage::Project)
projectCommands.append(std::static_pointer_cast<QueryCommand>(mCommands.back()));
break; }
case ListBuffers: {
addQuery(QueryMessage::SetBuffers);
break; }
case ListCursorKinds: {
auto print = [](CXCursorKind from, CXCursorKind to) {
for (int i = from; i <= to; ++i) {
const CXCursorKind kind = static_cast<CXCursorKind>(i);
String spelling = RTags::eatString(clang_getCursorKindSpelling(kind));
spelling.remove(' ');
Log(LogLevel::Error, LogOutput::StdOut | LogOutput::TrailingNewLine) << spelling;
}
};
Log(LogLevel::Error, LogOutput::StdOut | LogOutput::TrailingNewLine) << "Declarations:";
print(CXCursor_FirstDecl, CXCursor_LastDecl);
print(CXCursor_FirstExtraDecl, CXCursor_LastExtraDecl);
Log(LogLevel::Error, LogOutput::StdOut | LogOutput::TrailingNewLine) << "References:";
print(CXCursor_FirstRef, CXCursor_LastRef);
Log(LogLevel::Error, LogOutput::StdOut | LogOutput::TrailingNewLine) << "Expressions:";
print(CXCursor_FirstExpr, CXCursor_LastExpr);
Log(LogLevel::Error, LogOutput::StdOut | LogOutput::TrailingNewLine) << "Statements:";
print(CXCursor_FirstStmt, CXCursor_LastStmt);
Log(LogLevel::Error, LogOutput::StdOut | LogOutput::TrailingNewLine) << "Attributes:";
print(CXCursor_FirstAttr, CXCursor_LastAttr);
Log(LogLevel::Error, LogOutput::StdOut | LogOutput::TrailingNewLine) << "Preprocessing:";
print(CXCursor_FirstPreprocessing, CXCursor_LastPreprocessing);
mExitCode = RTags::Success;
return { String(), CommandLineParser::Parse_Ok }; }
case SetBuffers:
case AddBuffers:
case RemoveBuffers: {
String arg;
if (!value.isEmpty()) {
arg = std::move(value);
} else if (idx < arguments.size() && (arguments[idx][0] != '-' || arguments[idx] == "-")) {
arg = arguments[idx++];
}
String encoded;
if (!arg.isEmpty()) {
List<Path> paths;
auto addBuffer = [&paths](const String &p) {
if (p.isEmpty())
return;
Path path(p);
if (path.resolve() && path.isFile()) {