This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG0d01300aacf6: [lldb] Add a "diagnostics dump"
command (authored by JDevlieghere).
Herald added a project: LLDB.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D135622/new/
https://reviews.llvm.org/D135622
Files:
lldb/include/lldb/Utility/Diagnostics.h
lldb/source/Commands/CMakeLists.txt
lldb/source/Commands/CommandObjectDiagnostics.cpp
lldb/source/Commands/CommandObjectDiagnostics.h
lldb/source/Commands/Options.td
lldb/source/Interpreter/CommandInterpreter.cpp
lldb/source/Utility/Diagnostics.cpp
lldb/test/Shell/Diagnostics/TestDump.test
Index: lldb/test/Shell/Diagnostics/TestDump.test
===================================================================
--- /dev/null
+++ lldb/test/Shell/Diagnostics/TestDump.test
@@ -0,0 +1,15 @@
+# Check that the diagnostics dump command uses the correct directory and
+# creates one if needed.
+
+# Dump to an existing directory.
+# RUN: rm -rf %t.existing
+# RUN: mkdir -p %t.existing
+# RUN: %lldb -o 'diagnostics dump -d %t.existing'
+# RUN: file %t.existing | FileCheck %s
+
+# Dump to a non-existing directory.
+# RUN: rm -rf %t.nonexisting
+# RUN: %lldb -o 'diagnostics dump -d %t.nonexisting'
+# RUN: file %t.nonexisting | FileCheck %s
+
+# CHECK: : directory
Index: lldb/source/Utility/Diagnostics.cpp
===================================================================
--- lldb/source/Utility/Diagnostics.cpp
+++ lldb/source/Utility/Diagnostics.cpp
@@ -44,19 +44,21 @@
}
bool Diagnostics::Dump(raw_ostream &stream) {
- SmallString<128> diagnostics_dir;
- std::error_code ec =
- sys::fs::createUniqueDirectory("diagnostics", diagnostics_dir);
- if (ec) {
+ Expected<FileSpec> diagnostics_dir = CreateUniqueDirectory();
+ if (!diagnostics_dir) {
stream << "unable to create diagnostic dir: "
- << toString(errorCodeToError(ec)) << '\n';
+ << toString(diagnostics_dir.takeError()) << '\n';
return false;
}
- stream << "LLDB diagnostics written to " << diagnostics_dir << "\n";
+ return Dump(stream, *diagnostics_dir);
+}
+
+bool Diagnostics::Dump(raw_ostream &stream, const FileSpec &dir) {
+ stream << "LLDB diagnostics will be written to " << dir.GetPath() << "\n";
stream << "Please include the directory content when filing a bug report\n";
- Error error = Create(FileSpec(diagnostics_dir.str()));
+ Error error = Create(dir);
if (error) {
stream << toString(std::move(error)) << '\n';
return false;
@@ -65,6 +67,15 @@
return true;
}
+llvm::Expected<FileSpec> Diagnostics::CreateUniqueDirectory() {
+ SmallString<128> diagnostics_dir;
+ std::error_code ec =
+ sys::fs::createUniqueDirectory("diagnostics", diagnostics_dir);
+ if (ec)
+ return errorCodeToError(ec);
+ return FileSpec(diagnostics_dir.str());
+}
+
Error Diagnostics::Create(const FileSpec &dir) {
for (Callback c : m_callbacks) {
if (Error err = c(dir))
Index: lldb/source/Interpreter/CommandInterpreter.cpp
===================================================================
--- lldb/source/Interpreter/CommandInterpreter.cpp
+++ lldb/source/Interpreter/CommandInterpreter.cpp
@@ -15,6 +15,7 @@
#include "Commands/CommandObjectApropos.h"
#include "Commands/CommandObjectBreakpoint.h"
#include "Commands/CommandObjectCommands.h"
+#include "Commands/CommandObjectDiagnostics.h"
#include "Commands/CommandObjectDisassemble.h"
#include "Commands/CommandObjectExpression.h"
#include "Commands/CommandObjectFrame.h"
@@ -518,6 +519,7 @@
REGISTER_COMMAND_OBJECT("apropos", CommandObjectApropos);
REGISTER_COMMAND_OBJECT("breakpoint", CommandObjectMultiwordBreakpoint);
REGISTER_COMMAND_OBJECT("command", CommandObjectMultiwordCommands);
+ REGISTER_COMMAND_OBJECT("diagnostics", CommandObjectDiagnostics);
REGISTER_COMMAND_OBJECT("disassemble", CommandObjectDisassemble);
REGISTER_COMMAND_OBJECT("expression", CommandObjectExpression);
REGISTER_COMMAND_OBJECT("frame", CommandObjectMultiwordFrame);
Index: lldb/source/Commands/Options.td
===================================================================
--- lldb/source/Commands/Options.td
+++ lldb/source/Commands/Options.td
@@ -343,6 +343,11 @@
Desc<"Force disassembly of large functions.">;
}
+let Command = "diagnostics dump" in {
+ def diagnostics_dump_directory : Option<"directory", "d">, Group<1>,
+ Arg<"Path">, Desc<"Dump the diagnostics to the given directory.">;
+}
+
let Command = "expression" in {
def expression_options_all_threads : Option<"all-threads", "a">,
Groups<[1,2]>, Arg<"Boolean">, Desc<"Should we run all threads if the "
Index: lldb/source/Commands/CommandObjectDiagnostics.h
===================================================================
--- /dev/null
+++ lldb/source/Commands/CommandObjectDiagnostics.h
@@ -0,0 +1,29 @@
+//===-- CommandObjectDiagnostics.h ------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLDB_SOURCE_COMMANDS_COMMANDOBJECTDIAGNOSTICS_H
+#define LLDB_SOURCE_COMMANDS_COMMANDOBJECTDIAGNOSTICS_H
+
+#include "lldb/Interpreter/CommandObjectMultiword.h"
+
+namespace lldb_private {
+
+class CommandObjectDiagnostics : public CommandObjectMultiword {
+public:
+ CommandObjectDiagnostics(CommandInterpreter &interpreter);
+ ~CommandObjectDiagnostics() override;
+
+private:
+ CommandObjectDiagnostics(const CommandObjectDiagnostics &) = delete;
+ const CommandObjectDiagnostics &
+ operator=(const CommandObjectDiagnostics &) = delete;
+};
+
+} // namespace lldb_private
+
+#endif // LLDB_SOURCE_COMMANDS_COMMANDOBJECTDIAGNOSTICS_H
Index: lldb/source/Commands/CommandObjectDiagnostics.cpp
===================================================================
--- /dev/null
+++ lldb/source/Commands/CommandObjectDiagnostics.cpp
@@ -0,0 +1,114 @@
+//===-- CommandObjectDiagnostics.cpp --------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "CommandObjectDiagnostics.h"
+#include "lldb/Host/OptionParser.h"
+#include "lldb/Interpreter/CommandOptionArgumentTable.h"
+#include "lldb/Interpreter/CommandReturnObject.h"
+#include "lldb/Interpreter/OptionArgParser.h"
+#include "lldb/Interpreter/OptionValueEnumeration.h"
+#include "lldb/Interpreter/OptionValueUInt64.h"
+#include "lldb/Interpreter/Options.h"
+#include "lldb/Utility/Diagnostics.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+#define LLDB_OPTIONS_diagnostics_dump
+#include "CommandOptions.inc"
+
+class CommandObjectDiagnosticsDump : public CommandObjectParsed {
+public:
+ // Constructors and Destructors
+ CommandObjectDiagnosticsDump(CommandInterpreter &interpreter)
+ : CommandObjectParsed(interpreter, "diagnostics dump",
+ "Dump diagnostics to disk", nullptr) {}
+
+ ~CommandObjectDiagnosticsDump() override = default;
+
+ class CommandOptions : public Options {
+ public:
+ CommandOptions() = default;
+
+ ~CommandOptions() override = default;
+
+ Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg,
+ ExecutionContext *execution_context) override {
+ Status error;
+ const int short_option = m_getopt_table[option_idx].val;
+
+ switch (short_option) {
+ case 'd':
+ directory.SetDirectory(option_arg);
+ break;
+ default:
+ llvm_unreachable("Unimplemented option");
+ }
+ return error;
+ }
+
+ void OptionParsingStarting(ExecutionContext *execution_context) override {
+ directory.Clear();
+ }
+
+ llvm::ArrayRef<OptionDefinition> GetDefinitions() override {
+ return llvm::makeArrayRef(g_diagnostics_dump_options);
+ }
+
+ FileSpec directory;
+ };
+
+ Options *GetOptions() override { return &m_options; }
+
+protected:
+ llvm::Expected<FileSpec> GetDirectory() {
+ if (m_options.directory) {
+ auto ec =
+ llvm::sys::fs::create_directories(m_options.directory.GetPath());
+ if (ec)
+ return llvm::errorCodeToError(ec);
+ return m_options.directory;
+ }
+ return Diagnostics::CreateUniqueDirectory();
+ }
+
+ bool DoExecute(Args &args, CommandReturnObject &result) override {
+ llvm::Expected<FileSpec> directory = GetDirectory();
+
+ if (!directory) {
+ result.AppendError(llvm::toString(directory.takeError()));
+ return result.Succeeded();
+ }
+
+ llvm::Error error = Diagnostics::Instance().Create(*directory);
+ if (error) {
+ result.AppendErrorWithFormat("failed to write diagnostics to %s",
+ directory->GetPath().c_str());
+ result.AppendError(llvm::toString(std::move(error)));
+ return result.Succeeded();
+ }
+
+ result.GetOutputStream() << "diagnostics written to " << *directory << '\n';
+
+ result.SetStatus(eReturnStatusSuccessFinishResult);
+ return result.Succeeded();
+ }
+
+ CommandOptions m_options;
+};
+
+CommandObjectDiagnostics::CommandObjectDiagnostics(
+ CommandInterpreter &interpreter)
+ : CommandObjectMultiword(interpreter, "diagnostics",
+ "Commands controlling LLDB diagnostics.",
+ "diagnostics <subcommand> [<command-options>]") {
+ LoadSubCommand(
+ "dump", CommandObjectSP(new CommandObjectDiagnosticsDump(interpreter)));
+}
+
+CommandObjectDiagnostics::~CommandObjectDiagnostics() = default;
Index: lldb/source/Commands/CMakeLists.txt
===================================================================
--- lldb/source/Commands/CMakeLists.txt
+++ lldb/source/Commands/CMakeLists.txt
@@ -8,6 +8,7 @@
CommandObjectBreakpoint.cpp
CommandObjectBreakpointCommand.cpp
CommandObjectCommands.cpp
+ CommandObjectDiagnostics.cpp
CommandObjectDisassemble.cpp
CommandObjectExpression.cpp
CommandObjectFrame.cpp
Index: lldb/include/lldb/Utility/Diagnostics.h
===================================================================
--- lldb/include/lldb/Utility/Diagnostics.h
+++ lldb/include/lldb/Utility/Diagnostics.h
@@ -34,7 +34,10 @@
llvm::Error Create(const FileSpec &dir);
/// Gather diagnostics and print a message to the given output stream.
+ /// @{
bool Dump(llvm::raw_ostream &stream);
+ bool Dump(llvm::raw_ostream &stream, const FileSpec &dir);
+ /// @}
using Callback = std::function<llvm::Error(const FileSpec &)>;
@@ -44,6 +47,9 @@
static void Initialize();
static void Terminate();
+ /// Create a unique diagnostic directory.
+ static llvm::Expected<FileSpec> CreateUniqueDirectory();
+
private:
static llvm::Optional<Diagnostics> &InstanceImpl();
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