| //===-- PlatformDarwin.cpp --------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "PlatformDarwin.h" |
| |
| // C Includes |
| // C++ Includes |
| // Other libraries and framework includes |
| #include "clang/Basic/VersionTuple.h" |
| // Project includes |
| #include "lldb/Breakpoint/BreakpointLocation.h" |
| #include "lldb/Breakpoint/BreakpointSite.h" |
| #include "lldb/Core/Debugger.h" |
| #include "lldb/Core/Error.h" |
| #include "lldb/Core/Log.h" |
| #include "lldb/Core/Module.h" |
| #include "lldb/Core/ModuleSpec.h" |
| #include "lldb/Core/Timer.h" |
| #include "lldb/Host/Host.h" |
| #include "lldb/Host/HostInfo.h" |
| #include "lldb/Host/FileSystem.h" |
| #include "lldb/Host/Symbols.h" |
| #include "lldb/Interpreter/CommandInterpreter.h" |
| #include "lldb/Symbol/ObjectFile.h" |
| #include "lldb/Symbol/SymbolFile.h" |
| #include "lldb/Symbol/SymbolVendor.h" |
| #include "lldb/Target/Target.h" |
| #include "llvm/ADT/STLExtras.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| |
| //------------------------------------------------------------------ |
| /// Default Constructor |
| //------------------------------------------------------------------ |
| PlatformDarwin::PlatformDarwin (bool is_host) : |
| PlatformPOSIX(is_host), // This is the local host platform |
| m_developer_directory () |
| { |
| } |
| |
| //------------------------------------------------------------------ |
| /// Destructor. |
| /// |
| /// The destructor is virtual since this class is designed to be |
| /// inherited from by the plug-in instance. |
| //------------------------------------------------------------------ |
| PlatformDarwin::~PlatformDarwin() |
| { |
| } |
| |
| FileSpecList |
| PlatformDarwin::LocateExecutableScriptingResources (Target *target, |
| Module &module, |
| Stream* feedback_stream) |
| { |
| FileSpecList file_list; |
| if (target && target->GetDebugger().GetScriptLanguage() == eScriptLanguagePython) |
| { |
| // NB some extensions might be meaningful and should not be stripped - "this.binary.file" |
| // should not lose ".file" but GetFileNameStrippingExtension() will do precisely that. |
| // Ideally, we should have a per-platform list of extensions (".exe", ".app", ".dSYM", ".framework") |
| // which should be stripped while leaving "this.binary.file" as-is. |
| ScriptInterpreter *script_interpreter = target->GetDebugger().GetCommandInterpreter().GetScriptInterpreter(); |
| |
| FileSpec module_spec = module.GetFileSpec(); |
| |
| if (module_spec) |
| { |
| SymbolVendor *symbols = module.GetSymbolVendor (); |
| if (symbols) |
| { |
| SymbolFile *symfile = symbols->GetSymbolFile(); |
| if (symfile) |
| { |
| ObjectFile *objfile = symfile->GetObjectFile(); |
| if (objfile) |
| { |
| FileSpec symfile_spec (objfile->GetFileSpec()); |
| if (symfile_spec && symfile_spec.Exists()) |
| { |
| while (module_spec.GetFilename()) |
| { |
| std::string module_basename (module_spec.GetFilename().GetCString()); |
| std::string original_module_basename (module_basename); |
| |
| bool was_keyword = false; |
| |
| // FIXME: for Python, we cannot allow certain characters in module |
| // filenames we import. Theoretically, different scripting languages may |
| // have different sets of forbidden tokens in filenames, and that should |
| // be dealt with by each ScriptInterpreter. For now, we just replace dots |
| // with underscores, but if we ever support anything other than Python |
| // we will need to rework this |
| std::replace(module_basename.begin(), module_basename.end(), '.', '_'); |
| std::replace(module_basename.begin(), module_basename.end(), ' ', '_'); |
| std::replace(module_basename.begin(), module_basename.end(), '-', '_'); |
| if (script_interpreter && script_interpreter->IsReservedWord(module_basename.c_str())) |
| { |
| module_basename.insert(module_basename.begin(), '_'); |
| was_keyword = true; |
| } |
| |
| StreamString path_string; |
| StreamString original_path_string; |
| // for OSX we are going to be in .dSYM/Contents/Resources/DWARF/<basename> |
| // let us go to .dSYM/Contents/Resources/Python/<basename>.py and see if the file exists |
| path_string.Printf("%s/../Python/%s.py",symfile_spec.GetDirectory().GetCString(), module_basename.c_str()); |
| original_path_string.Printf("%s/../Python/%s.py",symfile_spec.GetDirectory().GetCString(), original_module_basename.c_str()); |
| FileSpec script_fspec(path_string.GetData(), true); |
| FileSpec orig_script_fspec(original_path_string.GetData(), true); |
| |
| // if we did some replacements of reserved characters, and a file with the untampered name |
| // exists, then warn the user that the file as-is shall not be loaded |
| if (feedback_stream) |
| { |
| if (module_basename != original_module_basename |
| && orig_script_fspec.Exists()) |
| { |
| const char* reason_for_complaint = was_keyword ? "conflicts with a keyword" : "contains reserved characters"; |
| if (script_fspec.Exists()) |
| feedback_stream->Printf("warning: the symbol file '%s' contains a debug script. However, its name" |
| " '%s' %s and as such cannot be loaded. LLDB will" |
| " load '%s' instead. Consider removing the file with the malformed name to" |
| " eliminate this warning.\n", |
| symfile_spec.GetPath().c_str(), |
| original_path_string.GetData(), |
| reason_for_complaint, |
| path_string.GetData()); |
| else |
| feedback_stream->Printf("warning: the symbol file '%s' contains a debug script. However, its name" |
| " %s and as such cannot be loaded. If you intend" |
| " to have this script loaded, please rename '%s' to '%s' and retry.\n", |
| symfile_spec.GetPath().c_str(), |
| reason_for_complaint, |
| original_path_string.GetData(), |
| path_string.GetData()); |
| } |
| } |
| |
| if (script_fspec.Exists()) |
| { |
| file_list.Append (script_fspec); |
| break; |
| } |
| |
| // If we didn't find the python file, then keep |
| // stripping the extensions and try again |
| ConstString filename_no_extension (module_spec.GetFileNameStrippingExtension()); |
| if (module_spec.GetFilename() == filename_no_extension) |
| break; |
| |
| module_spec.GetFilename() = filename_no_extension; |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| return file_list; |
| } |
| |
| Error |
| PlatformDarwin::ResolveExecutable (const ModuleSpec &module_spec, |
| lldb::ModuleSP &exe_module_sp, |
| const FileSpecList *module_search_paths_ptr) |
| { |
| Error error; |
| // Nothing special to do here, just use the actual file and architecture |
| |
| char exe_path[PATH_MAX]; |
| ModuleSpec resolved_module_spec(module_spec); |
| |
| if (IsHost()) |
| { |
| // If we have "ls" as the exe_file, resolve the executable loation based on |
| // the current path variables |
| if (!resolved_module_spec.GetFileSpec().Exists()) |
| { |
| module_spec.GetFileSpec().GetPath (exe_path, sizeof(exe_path)); |
| resolved_module_spec.GetFileSpec().SetFile(exe_path, true); |
| } |
| |
| if (!resolved_module_spec.GetFileSpec().Exists()) |
| resolved_module_spec.GetFileSpec().ResolveExecutableLocation (); |
| |
| // Resolve any executable within a bundle on MacOSX |
| Host::ResolveExecutableInBundle (resolved_module_spec.GetFileSpec()); |
| |
| if (resolved_module_spec.GetFileSpec().Exists()) |
| error.Clear(); |
| else |
| { |
| const uint32_t permissions = resolved_module_spec.GetFileSpec().GetPermissions(); |
| if (permissions && (permissions & eFilePermissionsEveryoneR) == 0) |
| error.SetErrorStringWithFormat ("executable '%s' is not readable", resolved_module_spec.GetFileSpec().GetPath().c_str()); |
| else |
| error.SetErrorStringWithFormat ("unable to find executable for '%s'", resolved_module_spec.GetFileSpec().GetPath().c_str()); |
| } |
| } |
| else |
| { |
| if (m_remote_platform_sp) |
| { |
| error = GetCachedExecutable (resolved_module_spec, exe_module_sp, module_search_paths_ptr, *m_remote_platform_sp); |
| } |
| else |
| { |
| // We may connect to a process and use the provided executable (Don't use local $PATH). |
| |
| // Resolve any executable within a bundle on MacOSX |
| Host::ResolveExecutableInBundle (resolved_module_spec.GetFileSpec()); |
| |
| if (resolved_module_spec.GetFileSpec().Exists()) |
| error.Clear(); |
| else |
| error.SetErrorStringWithFormat("the platform is not currently connected, and '%s' doesn't exist in the system root.", resolved_module_spec.GetFileSpec().GetFilename().AsCString("")); |
| } |
| } |
| |
| |
| if (error.Success()) |
| { |
| if (resolved_module_spec.GetArchitecture().IsValid()) |
| { |
| error = ModuleList::GetSharedModule (resolved_module_spec, |
| exe_module_sp, |
| module_search_paths_ptr, |
| NULL, |
| NULL); |
| |
| if (error.Fail() || exe_module_sp.get() == NULL || exe_module_sp->GetObjectFile() == NULL) |
| { |
| exe_module_sp.reset(); |
| error.SetErrorStringWithFormat ("'%s' doesn't contain the architecture %s", |
| resolved_module_spec.GetFileSpec().GetPath().c_str(), |
| resolved_module_spec.GetArchitecture().GetArchitectureName()); |
| } |
| } |
| else |
| { |
| // No valid architecture was specified, ask the platform for |
| // the architectures that we should be using (in the correct order) |
| // and see if we can find a match that way |
| StreamString arch_names; |
| for (uint32_t idx = 0; GetSupportedArchitectureAtIndex (idx, resolved_module_spec.GetArchitecture()); ++idx) |
| { |
| error = GetSharedModule (resolved_module_spec, |
| NULL, |
| exe_module_sp, |
| module_search_paths_ptr, |
| NULL, |
| NULL); |
| // Did we find an executable using one of the |
| if (error.Success()) |
| { |
| if (exe_module_sp && exe_module_sp->GetObjectFile()) |
| break; |
| else |
| error.SetErrorToGenericError(); |
| } |
| |
| if (idx > 0) |
| arch_names.PutCString (", "); |
| arch_names.PutCString (resolved_module_spec.GetArchitecture().GetArchitectureName()); |
| } |
| |
| if (error.Fail() || !exe_module_sp) |
| { |
| if (resolved_module_spec.GetFileSpec().Readable()) |
| { |
| error.SetErrorStringWithFormat ("'%s' doesn't contain any '%s' platform architectures: %s", |
| resolved_module_spec.GetFileSpec().GetPath().c_str(), |
| GetPluginName().GetCString(), |
| arch_names.GetString().c_str()); |
| } |
| else |
| { |
| error.SetErrorStringWithFormat("'%s' is not readable", resolved_module_spec.GetFileSpec().GetPath().c_str()); |
| } |
| } |
| } |
| } |
| |
| return error; |
| } |
| |
| Error |
| PlatformDarwin::ResolveSymbolFile (Target &target, |
| const ModuleSpec &sym_spec, |
| FileSpec &sym_file) |
| { |
| Error error; |
| sym_file = sym_spec.GetSymbolFileSpec(); |
| if (sym_file.Exists()) |
| { |
| if (sym_file.GetFileType() == FileSpec::eFileTypeDirectory) |
| { |
| sym_file = Symbols::FindSymbolFileInBundle (sym_file, |
| sym_spec.GetUUIDPtr(), |
| sym_spec.GetArchitecturePtr()); |
| } |
| } |
| else |
| { |
| if (sym_spec.GetUUID().IsValid()) |
| { |
| |
| } |
| } |
| return error; |
| |
| } |
| |
| static lldb_private::Error |
| MakeCacheFolderForFile (const FileSpec& module_cache_spec) |
| { |
| FileSpec module_cache_folder = module_cache_spec.CopyByRemovingLastPathComponent(); |
| return FileSystem::MakeDirectory(module_cache_folder, eFilePermissionsDirectoryDefault); |
| } |
| |
| static lldb_private::Error |
| BringInRemoteFile (Platform* platform, |
| const lldb_private::ModuleSpec &module_spec, |
| const FileSpec& module_cache_spec) |
| { |
| MakeCacheFolderForFile(module_cache_spec); |
| Error err = platform->GetFile(module_spec.GetFileSpec(), module_cache_spec); |
| return err; |
| } |
| |
| lldb_private::Error |
| PlatformDarwin::GetSharedModuleWithLocalCache (const lldb_private::ModuleSpec &module_spec, |
| lldb::ModuleSP &module_sp, |
| const lldb_private::FileSpecList *module_search_paths_ptr, |
| lldb::ModuleSP *old_module_sp_ptr, |
| bool *did_create_ptr) |
| { |
| |
| Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM)); |
| if (log) |
| log->Printf("[%s] Trying to find module %s/%s - platform path %s/%s symbol path %s/%s", |
| (IsHost() ? "host" : "remote"), |
| module_spec.GetFileSpec().GetDirectory().AsCString(), |
| module_spec.GetFileSpec().GetFilename().AsCString(), |
| module_spec.GetPlatformFileSpec().GetDirectory().AsCString(), |
| module_spec.GetPlatformFileSpec().GetFilename().AsCString(), |
| module_spec.GetSymbolFileSpec().GetDirectory().AsCString(), |
| module_spec.GetSymbolFileSpec().GetFilename().AsCString()); |
| |
| Error err; |
| |
| err = ModuleList::GetSharedModule(module_spec, module_sp, module_search_paths_ptr, old_module_sp_ptr, did_create_ptr); |
| if (module_sp) |
| return err; |
| |
| if (!IsHost()) |
| { |
| std::string cache_path(GetLocalCacheDirectory()); |
| // Only search for a locally cached file if we have a valid cache path |
| if (!cache_path.empty()) |
| { |
| std::string module_path (module_spec.GetFileSpec().GetPath()); |
| cache_path.append(module_path); |
| FileSpec module_cache_spec(cache_path.c_str(),false); |
| |
| // if rsync is supported, always bring in the file - rsync will be very efficient |
| // when files are the same on the local and remote end of the connection |
| if (this->GetSupportsRSync()) |
| { |
| err = BringInRemoteFile (this, module_spec, module_cache_spec); |
| if (err.Fail()) |
| return err; |
| if (module_cache_spec.Exists()) |
| { |
| Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM)); |
| if (log) |
| log->Printf("[%s] module %s/%s was rsynced and is now there", |
| (IsHost() ? "host" : "remote"), |
| module_spec.GetFileSpec().GetDirectory().AsCString(), |
| module_spec.GetFileSpec().GetFilename().AsCString()); |
| ModuleSpec local_spec(module_cache_spec, module_spec.GetArchitecture()); |
| module_sp.reset(new Module(local_spec)); |
| module_sp->SetPlatformFileSpec(module_spec.GetFileSpec()); |
| return Error(); |
| } |
| } |
| |
| // try to find the module in the cache |
| if (module_cache_spec.Exists()) |
| { |
| // get the local and remote MD5 and compare |
| if (m_remote_platform_sp) |
| { |
| // when going over the *slow* GDB remote transfer mechanism we first check |
| // the hashes of the files - and only do the actual transfer if they differ |
| uint64_t high_local,high_remote,low_local,low_remote; |
| FileSystem::CalculateMD5(module_cache_spec, low_local, high_local); |
| m_remote_platform_sp->CalculateMD5(module_spec.GetFileSpec(), low_remote, high_remote); |
| if (low_local != low_remote || high_local != high_remote) |
| { |
| // bring in the remote file |
| Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM)); |
| if (log) |
| log->Printf("[%s] module %s/%s needs to be replaced from remote copy", |
| (IsHost() ? "host" : "remote"), |
| module_spec.GetFileSpec().GetDirectory().AsCString(), |
| module_spec.GetFileSpec().GetFilename().AsCString()); |
| Error err = BringInRemoteFile (this, module_spec, module_cache_spec); |
| if (err.Fail()) |
| return err; |
| } |
| } |
| |
| ModuleSpec local_spec(module_cache_spec, module_spec.GetArchitecture()); |
| module_sp.reset(new Module(local_spec)); |
| module_sp->SetPlatformFileSpec(module_spec.GetFileSpec()); |
| Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM)); |
| if (log) |
| log->Printf("[%s] module %s/%s was found in the cache", |
| (IsHost() ? "host" : "remote"), |
| module_spec.GetFileSpec().GetDirectory().AsCString(), |
| module_spec.GetFileSpec().GetFilename().AsCString()); |
| return Error(); |
| } |
| |
| // bring in the remote module file |
| if (log) |
| log->Printf("[%s] module %s/%s needs to come in remotely", |
| (IsHost() ? "host" : "remote"), |
| module_spec.GetFileSpec().GetDirectory().AsCString(), |
| module_spec.GetFileSpec().GetFilename().AsCString()); |
| Error err = BringInRemoteFile (this, module_spec, module_cache_spec); |
| if (err.Fail()) |
| return err; |
| if (module_cache_spec.Exists()) |
| { |
| Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM)); |
| if (log) |
| log->Printf("[%s] module %s/%s is now cached and fine", |
| (IsHost() ? "host" : "remote"), |
| module_spec.GetFileSpec().GetDirectory().AsCString(), |
| module_spec.GetFileSpec().GetFilename().AsCString()); |
| ModuleSpec local_spec(module_cache_spec, module_spec.GetArchitecture()); |
| module_sp.reset(new Module(local_spec)); |
| module_sp->SetPlatformFileSpec(module_spec.GetFileSpec()); |
| return Error(); |
| } |
| else |
| return Error("unable to obtain valid module file"); |
| } |
| else |
| return Error("no cache path"); |
| } |
| else |
| return Error ("unable to resolve module"); |
| } |
| |
| Error |
| PlatformDarwin::GetSharedModule (const ModuleSpec &module_spec, |
| Process* process, |
| ModuleSP &module_sp, |
| const FileSpecList *module_search_paths_ptr, |
| ModuleSP *old_module_sp_ptr, |
| bool *did_create_ptr) |
| { |
| Error error; |
| module_sp.reset(); |
| |
| if (IsRemote()) |
| { |
| // If we have a remote platform always, let it try and locate |
| // the shared module first. |
| if (m_remote_platform_sp) |
| { |
| error = m_remote_platform_sp->GetSharedModule (module_spec, |
| process, |
| module_sp, |
| module_search_paths_ptr, |
| old_module_sp_ptr, |
| did_create_ptr); |
| } |
| } |
| |
| if (!module_sp) |
| { |
| // Fall back to the local platform and find the file locally |
| error = Platform::GetSharedModule (module_spec, |
| process, |
| module_sp, |
| module_search_paths_ptr, |
| old_module_sp_ptr, |
| did_create_ptr); |
| |
| const FileSpec &platform_file = module_spec.GetFileSpec(); |
| if (!module_sp && module_search_paths_ptr && platform_file) |
| { |
| // We can try to pull off part of the file path up to the bundle |
| // directory level and try any module search paths... |
| FileSpec bundle_directory; |
| if (Host::GetBundleDirectory (platform_file, bundle_directory)) |
| { |
| if (platform_file == bundle_directory) |
| { |
| ModuleSpec new_module_spec (module_spec); |
| new_module_spec.GetFileSpec() = bundle_directory; |
| if (Host::ResolveExecutableInBundle (new_module_spec.GetFileSpec())) |
| { |
| Error new_error (Platform::GetSharedModule (new_module_spec, |
| process, |
| module_sp, |
| NULL, |
| old_module_sp_ptr, |
| did_create_ptr)); |
| |
| if (module_sp) |
| return new_error; |
| } |
| } |
| else |
| { |
| char platform_path[PATH_MAX]; |
| char bundle_dir[PATH_MAX]; |
| platform_file.GetPath (platform_path, sizeof(platform_path)); |
| const size_t bundle_directory_len = bundle_directory.GetPath (bundle_dir, sizeof(bundle_dir)); |
| char new_path[PATH_MAX]; |
| size_t num_module_search_paths = module_search_paths_ptr->GetSize(); |
| for (size_t i=0; i<num_module_search_paths; ++i) |
| { |
| const size_t search_path_len = module_search_paths_ptr->GetFileSpecAtIndex(i).GetPath(new_path, sizeof(new_path)); |
| if (search_path_len < sizeof(new_path)) |
| { |
| snprintf (new_path + search_path_len, sizeof(new_path) - search_path_len, "/%s", platform_path + bundle_directory_len); |
| FileSpec new_file_spec (new_path, false); |
| if (new_file_spec.Exists()) |
| { |
| ModuleSpec new_module_spec (module_spec); |
| new_module_spec.GetFileSpec() = new_file_spec; |
| Error new_error (Platform::GetSharedModule (new_module_spec, |
| process, |
| module_sp, |
| NULL, |
| old_module_sp_ptr, |
| did_create_ptr)); |
| |
| if (module_sp) |
| { |
| module_sp->SetPlatformFileSpec(new_file_spec); |
| return new_error; |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| if (module_sp) |
| module_sp->SetPlatformFileSpec(module_spec.GetFileSpec()); |
| return error; |
| } |
| |
| size_t |
| PlatformDarwin::GetSoftwareBreakpointTrapOpcode (Target &target, BreakpointSite *bp_site) |
| { |
| const uint8_t *trap_opcode = NULL; |
| uint32_t trap_opcode_size = 0; |
| bool bp_is_thumb = false; |
| |
| llvm::Triple::ArchType machine = target.GetArchitecture().GetMachine(); |
| switch (machine) |
| { |
| case llvm::Triple::x86: |
| case llvm::Triple::x86_64: |
| { |
| static const uint8_t g_i386_breakpoint_opcode[] = { 0xCC }; |
| trap_opcode = g_i386_breakpoint_opcode; |
| trap_opcode_size = sizeof(g_i386_breakpoint_opcode); |
| } |
| break; |
| |
| case llvm::Triple::aarch64: |
| { |
| // TODO: fix this with actual darwin breakpoint opcode for arm64. |
| // right now debugging uses the Z packets with GDB remote so this |
| // is not needed, but the size needs to be correct... |
| static const uint8_t g_arm64_breakpoint_opcode[] = { 0xFE, 0xDE, 0xFF, 0xE7 }; |
| trap_opcode = g_arm64_breakpoint_opcode; |
| trap_opcode_size = sizeof(g_arm64_breakpoint_opcode); |
| } |
| break; |
| |
| case llvm::Triple::thumb: |
| bp_is_thumb = true; // Fall through... |
| case llvm::Triple::arm: |
| { |
| static const uint8_t g_arm_breakpoint_opcode[] = { 0xFE, 0xDE, 0xFF, 0xE7 }; |
| static const uint8_t g_thumb_breakpooint_opcode[] = { 0xFE, 0xDE }; |
| |
| // Auto detect arm/thumb if it wasn't explicitly specified |
| if (!bp_is_thumb) |
| { |
| lldb::BreakpointLocationSP bp_loc_sp (bp_site->GetOwnerAtIndex (0)); |
| if (bp_loc_sp) |
| bp_is_thumb = bp_loc_sp->GetAddress().GetAddressClass () == eAddressClassCodeAlternateISA; |
| } |
| if (bp_is_thumb) |
| { |
| trap_opcode = g_thumb_breakpooint_opcode; |
| trap_opcode_size = sizeof(g_thumb_breakpooint_opcode); |
| break; |
| } |
| trap_opcode = g_arm_breakpoint_opcode; |
| trap_opcode_size = sizeof(g_arm_breakpoint_opcode); |
| } |
| break; |
| |
| case llvm::Triple::ppc: |
| case llvm::Triple::ppc64: |
| { |
| static const uint8_t g_ppc_breakpoint_opcode[] = { 0x7F, 0xC0, 0x00, 0x08 }; |
| trap_opcode = g_ppc_breakpoint_opcode; |
| trap_opcode_size = sizeof(g_ppc_breakpoint_opcode); |
| } |
| break; |
| |
| default: |
| assert(!"Unhandled architecture in PlatformDarwin::GetSoftwareBreakpointTrapOpcode()"); |
| break; |
| } |
| |
| if (trap_opcode && trap_opcode_size) |
| { |
| if (bp_site->SetTrapOpcode(trap_opcode, trap_opcode_size)) |
| return trap_opcode_size; |
| } |
| return 0; |
| |
| } |
| |
| bool |
| PlatformDarwin::GetProcessInfo (lldb::pid_t pid, ProcessInstanceInfo &process_info) |
| { |
| bool sucess = false; |
| if (IsHost()) |
| { |
| sucess = Platform::GetProcessInfo (pid, process_info); |
| } |
| else |
| { |
| if (m_remote_platform_sp) |
| sucess = m_remote_platform_sp->GetProcessInfo (pid, process_info); |
| } |
| return sucess; |
| } |
| |
| uint32_t |
| PlatformDarwin::FindProcesses (const ProcessInstanceInfoMatch &match_info, |
| ProcessInstanceInfoList &process_infos) |
| { |
| uint32_t match_count = 0; |
| if (IsHost()) |
| { |
| // Let the base class figure out the host details |
| match_count = Platform::FindProcesses (match_info, process_infos); |
| } |
| else |
| { |
| // If we are remote, we can only return results if we are connected |
| if (m_remote_platform_sp) |
| match_count = m_remote_platform_sp->FindProcesses (match_info, process_infos); |
| } |
| return match_count; |
| } |
| |
| bool |
| PlatformDarwin::ModuleIsExcludedForUnconstrainedSearches (lldb_private::Target &target, const lldb::ModuleSP &module_sp) |
| { |
| if (!module_sp) |
| return false; |
| |
| ObjectFile *obj_file = module_sp->GetObjectFile(); |
| if (!obj_file) |
| return false; |
| |
| ObjectFile::Type obj_type = obj_file->GetType(); |
| if (obj_type == ObjectFile::eTypeDynamicLinker) |
| return true; |
| else |
| return false; |
| } |
| |
| bool |
| PlatformDarwin::x86GetSupportedArchitectureAtIndex (uint32_t idx, ArchSpec &arch) |
| { |
| ArchSpec host_arch = HostInfo::GetArchitecture(HostInfo::eArchKindDefault); |
| if (host_arch.GetCore() == ArchSpec::eCore_x86_64_x86_64h) |
| { |
| switch (idx) |
| { |
| case 0: |
| arch = host_arch; |
| return true; |
| |
| case 1: |
| arch.SetTriple("x86_64-apple-macosx"); |
| return true; |
| |
| case 2: |
| arch = HostInfo::GetArchitecture(HostInfo::eArchKind32); |
| return true; |
| |
| default: return false; |
| } |
| } |
| else |
| { |
| if (idx == 0) |
| { |
| arch = HostInfo::GetArchitecture(HostInfo::eArchKindDefault); |
| return arch.IsValid(); |
| } |
| else if (idx == 1) |
| { |
| ArchSpec platform_arch(HostInfo::GetArchitecture(HostInfo::eArchKindDefault)); |
| ArchSpec platform_arch64(HostInfo::GetArchitecture(HostInfo::eArchKind64)); |
| if (platform_arch.IsExactMatch(platform_arch64)) |
| { |
| // This macosx platform supports both 32 and 64 bit. Since we already |
| // returned the 64 bit arch for idx == 0, return the 32 bit arch |
| // for idx == 1 |
| arch = HostInfo::GetArchitecture(HostInfo::eArchKind32); |
| return arch.IsValid(); |
| } |
| } |
| } |
| return false; |
| } |
| |
| // The architecture selection rules for arm processors |
| // These cpu subtypes have distinct names (e.g. armv7f) but armv7 binaries run fine on an armv7f processor. |
| |
| bool |
| PlatformDarwin::ARMGetSupportedArchitectureAtIndex (uint32_t idx, ArchSpec &arch) |
| { |
| ArchSpec system_arch (GetSystemArchitecture()); |
| |
| const ArchSpec::Core system_core = system_arch.GetCore(); |
| switch (system_core) |
| { |
| default: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("arm64-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv7-apple-ios"); return true; |
| case 2: arch.SetTriple ("armv7f-apple-ios"); return true; |
| case 3: arch.SetTriple ("armv7k-apple-ios"); return true; |
| case 4: arch.SetTriple ("armv7s-apple-ios"); return true; |
| case 5: arch.SetTriple ("armv7m-apple-ios"); return true; |
| case 6: arch.SetTriple ("armv7em-apple-ios"); return true; |
| case 7: arch.SetTriple ("armv6m-apple-ios"); return true; |
| case 8: arch.SetTriple ("armv6-apple-ios"); return true; |
| case 9: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 10: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 11: arch.SetTriple ("arm-apple-ios"); return true; |
| case 12: arch.SetTriple ("thumbv7-apple-ios"); return true; |
| case 13: arch.SetTriple ("thumbv7f-apple-ios"); return true; |
| case 14: arch.SetTriple ("thumbv7k-apple-ios"); return true; |
| case 15: arch.SetTriple ("thumbv7s-apple-ios"); return true; |
| case 16: arch.SetTriple ("thumbv7m-apple-ios"); return true; |
| case 17: arch.SetTriple ("thumbv7em-apple-ios"); return true; |
| case 18: arch.SetTriple ("thumbv6m-apple-ios"); return true; |
| case 19: arch.SetTriple ("thumbv6-apple-ios"); return true; |
| case 20: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 21: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 22: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_arm64: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("arm64-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv7s-apple-ios"); return true; |
| case 2: arch.SetTriple ("armv7f-apple-ios"); return true; |
| case 3: arch.SetTriple ("armv7m-apple-ios"); return true; |
| case 4: arch.SetTriple ("armv7em-apple-ios"); return true; |
| case 5: arch.SetTriple ("armv7-apple-ios"); return true; |
| case 6: arch.SetTriple ("armv6m-apple-ios"); return true; |
| case 7: arch.SetTriple ("armv6-apple-ios"); return true; |
| case 8: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 9: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 10: arch.SetTriple ("arm-apple-ios"); return true; |
| case 11: arch.SetTriple ("thumbv7-apple-ios"); return true; |
| case 12: arch.SetTriple ("thumbv7f-apple-ios"); return true; |
| case 13: arch.SetTriple ("thumbv7k-apple-ios"); return true; |
| case 14: arch.SetTriple ("thumbv7s-apple-ios"); return true; |
| case 15: arch.SetTriple ("thumbv7m-apple-ios"); return true; |
| case 16: arch.SetTriple ("thumbv7em-apple-ios"); return true; |
| case 17: arch.SetTriple ("thumbv6m-apple-ios"); return true; |
| case 18: arch.SetTriple ("thumbv6-apple-ios"); return true; |
| case 19: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 20: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 21: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv7f: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("armv7f-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv7-apple-ios"); return true; |
| case 2: arch.SetTriple ("armv6m-apple-ios"); return true; |
| case 3: arch.SetTriple ("armv6-apple-ios"); return true; |
| case 4: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 5: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 6: arch.SetTriple ("arm-apple-ios"); return true; |
| case 7: arch.SetTriple ("thumbv7f-apple-ios"); return true; |
| case 8: arch.SetTriple ("thumbv7-apple-ios"); return true; |
| case 9: arch.SetTriple ("thumbv6m-apple-ios"); return true; |
| case 10: arch.SetTriple ("thumbv6-apple-ios"); return true; |
| case 11: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 12: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 13: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv7k: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("armv7k-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv7-apple-ios"); return true; |
| case 2: arch.SetTriple ("armv6m-apple-ios"); return true; |
| case 3: arch.SetTriple ("armv6-apple-ios"); return true; |
| case 4: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 5: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 6: arch.SetTriple ("arm-apple-ios"); return true; |
| case 7: arch.SetTriple ("thumbv7k-apple-ios"); return true; |
| case 8: arch.SetTriple ("thumbv7-apple-ios"); return true; |
| case 9: arch.SetTriple ("thumbv6m-apple-ios"); return true; |
| case 10: arch.SetTriple ("thumbv6-apple-ios"); return true; |
| case 11: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 12: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 13: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv7s: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("armv7s-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv7-apple-ios"); return true; |
| case 2: arch.SetTriple ("armv6m-apple-ios"); return true; |
| case 3: arch.SetTriple ("armv6-apple-ios"); return true; |
| case 4: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 5: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 6: arch.SetTriple ("arm-apple-ios"); return true; |
| case 7: arch.SetTriple ("thumbv7s-apple-ios"); return true; |
| case 8: arch.SetTriple ("thumbv7-apple-ios"); return true; |
| case 9: arch.SetTriple ("thumbv6m-apple-ios"); return true; |
| case 10: arch.SetTriple ("thumbv6-apple-ios"); return true; |
| case 11: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 12: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 13: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv7m: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("armv7m-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv7-apple-ios"); return true; |
| case 2: arch.SetTriple ("armv6m-apple-ios"); return true; |
| case 3: arch.SetTriple ("armv6-apple-ios"); return true; |
| case 4: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 5: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 6: arch.SetTriple ("arm-apple-ios"); return true; |
| case 7: arch.SetTriple ("thumbv7m-apple-ios"); return true; |
| case 8: arch.SetTriple ("thumbv7-apple-ios"); return true; |
| case 9: arch.SetTriple ("thumbv6m-apple-ios"); return true; |
| case 10: arch.SetTriple ("thumbv6-apple-ios"); return true; |
| case 11: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 12: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 13: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv7em: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("armv7em-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv7-apple-ios"); return true; |
| case 2: arch.SetTriple ("armv6m-apple-ios"); return true; |
| case 3: arch.SetTriple ("armv6-apple-ios"); return true; |
| case 4: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 5: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 6: arch.SetTriple ("arm-apple-ios"); return true; |
| case 7: arch.SetTriple ("thumbv7em-apple-ios"); return true; |
| case 8: arch.SetTriple ("thumbv7-apple-ios"); return true; |
| case 9: arch.SetTriple ("thumbv6m-apple-ios"); return true; |
| case 10: arch.SetTriple ("thumbv6-apple-ios"); return true; |
| case 11: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 12: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 13: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv7: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("armv7-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv6m-apple-ios"); return true; |
| case 2: arch.SetTriple ("armv6-apple-ios"); return true; |
| case 3: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 4: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 5: arch.SetTriple ("arm-apple-ios"); return true; |
| case 6: arch.SetTriple ("thumbv7-apple-ios"); return true; |
| case 7: arch.SetTriple ("thumbv6m-apple-ios"); return true; |
| case 8: arch.SetTriple ("thumbv6-apple-ios"); return true; |
| case 9: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 10: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 11: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv6m: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("armv6m-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv6-apple-ios"); return true; |
| case 2: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 3: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 4: arch.SetTriple ("arm-apple-ios"); return true; |
| case 5: arch.SetTriple ("thumbv6m-apple-ios"); return true; |
| case 6: arch.SetTriple ("thumbv6-apple-ios"); return true; |
| case 7: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 8: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 9: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv6: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("armv6-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 2: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 3: arch.SetTriple ("arm-apple-ios"); return true; |
| case 4: arch.SetTriple ("thumbv6-apple-ios"); return true; |
| case 5: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 6: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 7: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv5: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("armv5-apple-ios"); return true; |
| case 1: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 2: arch.SetTriple ("arm-apple-ios"); return true; |
| case 3: arch.SetTriple ("thumbv5-apple-ios"); return true; |
| case 4: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 5: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| |
| case ArchSpec::eCore_arm_armv4: |
| switch (idx) |
| { |
| case 0: arch.SetTriple ("armv4-apple-ios"); return true; |
| case 1: arch.SetTriple ("arm-apple-ios"); return true; |
| case 2: arch.SetTriple ("thumbv4t-apple-ios"); return true; |
| case 3: arch.SetTriple ("thumb-apple-ios"); return true; |
| default: break; |
| } |
| break; |
| } |
| arch.Clear(); |
| return false; |
| } |
| |
| |
| const char * |
| PlatformDarwin::GetDeveloperDirectory() |
| { |
| Mutex::Locker locker (m_mutex); |
| if (m_developer_directory.empty()) |
| { |
| bool developer_dir_path_valid = false; |
| char developer_dir_path[PATH_MAX]; |
| FileSpec temp_file_spec; |
| if (HostInfo::GetLLDBPath(ePathTypeLLDBShlibDir, temp_file_spec)) |
| { |
| if (temp_file_spec.GetPath (developer_dir_path, sizeof(developer_dir_path))) |
| { |
| char *shared_frameworks = strstr (developer_dir_path, "/SharedFrameworks/LLDB.framework"); |
| if (shared_frameworks) |
| { |
| ::snprintf (shared_frameworks, |
| sizeof(developer_dir_path) - (shared_frameworks - developer_dir_path), |
| "/Developer"); |
| developer_dir_path_valid = true; |
| } |
| else |
| { |
| char *lib_priv_frameworks = strstr (developer_dir_path, "/Library/PrivateFrameworks/LLDB.framework"); |
| if (lib_priv_frameworks) |
| { |
| *lib_priv_frameworks = '\0'; |
| developer_dir_path_valid = true; |
| } |
| } |
| } |
| } |
| |
| if (!developer_dir_path_valid) |
| { |
| std::string xcode_dir_path; |
| const char *xcode_select_prefix_dir = getenv ("XCODE_SELECT_PREFIX_DIR"); |
| if (xcode_select_prefix_dir) |
| xcode_dir_path.append (xcode_select_prefix_dir); |
| xcode_dir_path.append ("/usr/share/xcode-select/xcode_dir_path"); |
| temp_file_spec.SetFile(xcode_dir_path.c_str(), false); |
| size_t bytes_read = temp_file_spec.ReadFileContents(0, developer_dir_path, sizeof(developer_dir_path), NULL); |
| if (bytes_read > 0) |
| { |
| developer_dir_path[bytes_read] = '\0'; |
| while (developer_dir_path[bytes_read-1] == '\r' || |
| developer_dir_path[bytes_read-1] == '\n') |
| developer_dir_path[--bytes_read] = '\0'; |
| developer_dir_path_valid = true; |
| } |
| } |
| |
| if (!developer_dir_path_valid) |
| { |
| FileSpec xcode_select_cmd ("/usr/bin/xcode-select", false); |
| if (xcode_select_cmd.Exists()) |
| { |
| int exit_status = -1; |
| int signo = -1; |
| std::string command_output; |
| Error error = Host::RunShellCommand ("/usr/bin/xcode-select --print-path", |
| NULL, // current working directory |
| &exit_status, |
| &signo, |
| &command_output, |
| 2, // short timeout |
| false); // don't run in a shell |
| if (error.Success() && exit_status == 0 && !command_output.empty()) |
| { |
| const char *cmd_output_ptr = command_output.c_str(); |
| developer_dir_path[sizeof (developer_dir_path) - 1] = '\0'; |
| size_t i; |
| for (i = 0; i < sizeof (developer_dir_path) - 1; i++) |
| { |
| if (cmd_output_ptr[i] == '\r' || cmd_output_ptr[i] == '\n' || cmd_output_ptr[i] == '\0') |
| break; |
| developer_dir_path[i] = cmd_output_ptr[i]; |
| } |
| developer_dir_path[i] = '\0'; |
| |
| FileSpec devel_dir (developer_dir_path, false); |
| if (devel_dir.Exists() && devel_dir.IsDirectory()) |
| { |
| developer_dir_path_valid = true; |
| } |
| } |
| } |
| } |
| |
| if (developer_dir_path_valid) |
| { |
| temp_file_spec.SetFile (developer_dir_path, false); |
| if (temp_file_spec.Exists()) |
| { |
| m_developer_directory.assign (developer_dir_path); |
| return m_developer_directory.c_str(); |
| } |
| } |
| // Assign a single NULL character so we know we tried to find the device |
| // support directory and we don't keep trying to find it over and over. |
| m_developer_directory.assign (1, '\0'); |
| } |
| |
| // We should have put a single NULL character into m_developer_directory |
| // or it should have a valid path if the code gets here |
| assert (m_developer_directory.empty() == false); |
| if (m_developer_directory[0]) |
| return m_developer_directory.c_str(); |
| return NULL; |
| } |
| |
| |
| BreakpointSP |
| PlatformDarwin::SetThreadCreationBreakpoint (Target &target) |
| { |
| BreakpointSP bp_sp; |
| static const char *g_bp_names[] = |
| { |
| "start_wqthread", |
| "_pthread_wqthread", |
| "_pthread_start", |
| }; |
| |
| static const char *g_bp_modules[] = |
| { |
| "libsystem_c.dylib", |
| "libSystem.B.dylib" |
| }; |
| |
| FileSpecList bp_modules; |
| for (size_t i = 0; i < llvm::array_lengthof(g_bp_modules); i++) |
| { |
| const char *bp_module = g_bp_modules[i]; |
| bp_modules.Append(FileSpec(bp_module, false)); |
| } |
| |
| bool internal = true; |
| bool hardware = false; |
| LazyBool skip_prologue = eLazyBoolNo; |
| bp_sp = target.CreateBreakpoint (&bp_modules, |
| NULL, |
| g_bp_names, |
| llvm::array_lengthof(g_bp_names), |
| eFunctionNameTypeFull, |
| skip_prologue, |
| internal, |
| hardware); |
| bp_sp->SetBreakpointKind("thread-creation"); |
| |
| return bp_sp; |
| } |
| |
| |
| int32_t |
| PlatformDarwin::GetResumeCountForLaunchInfo (ProcessLaunchInfo &launch_info) |
| { |
| const FileSpec &shell = launch_info.GetShell(); |
| if (!shell) |
| return 1; |
| |
| std::string shell_string = shell.GetPath(); |
| const char *shell_name = strrchr (shell_string.c_str(), '/'); |
| if (shell_name == NULL) |
| shell_name = shell_string.c_str(); |
| else |
| shell_name++; |
| |
| if (strcmp (shell_name, "sh") == 0) |
| { |
| // /bin/sh re-exec's itself as /bin/bash requiring another resume. |
| // But it only does this if the COMMAND_MODE environment variable |
| // is set to "legacy". |
| const char **envp = launch_info.GetEnvironmentEntries().GetConstArgumentVector(); |
| if (envp != NULL) |
| { |
| for (int i = 0; envp[i] != NULL; i++) |
| { |
| if (strcmp (envp[i], "COMMAND_MODE=legacy" ) == 0) |
| return 2; |
| } |
| } |
| return 1; |
| } |
| else if (strcmp (shell_name, "csh") == 0 |
| || strcmp (shell_name, "tcsh") == 0 |
| || strcmp (shell_name, "zsh") == 0) |
| { |
| // csh and tcsh always seem to re-exec themselves. |
| return 2; |
| } |
| else |
| return 1; |
| } |
| |
| void |
| PlatformDarwin::CalculateTrapHandlerSymbolNames () |
| { |
| m_trap_handlers.push_back (ConstString ("_sigtramp")); |
| } |
| |
| |
| static const char *const sdk_strings[] = { |
| "MacOSX", |
| "iPhoneSimulator", |
| "iPhoneOS", |
| }; |
| |
| static FileSpec |
| GetXcodeContentsPath () |
| { |
| const char substr[] = ".app/Contents/"; |
| |
| // First, try based on the current shlib's location |
| |
| { |
| FileSpec fspec; |
| |
| if (HostInfo::GetLLDBPath (lldb::ePathTypeLLDBShlibDir, fspec)) |
| { |
| std::string path_to_shlib = fspec.GetPath(); |
| size_t pos = path_to_shlib.rfind(substr); |
| if (pos != std::string::npos) |
| { |
| path_to_shlib.erase(pos + strlen(substr)); |
| return FileSpec(path_to_shlib.c_str(), false); |
| } |
| } |
| } |
| |
| // Fall back to using xcrun |
| |
| { |
| int status = 0; |
| int signo = 0; |
| std::string output; |
| const char *command = "xcrun -sdk macosx --show-sdk-path"; |
| lldb_private::Error error = Host::RunShellCommand (command, // shell command to run |
| NULL, // current working directory |
| &status, // Put the exit status of the process in here |
| &signo, // Put the signal that caused the process to exit in here |
| &output, // Get the output from the command and place it in this string |
| 3); // Timeout in seconds to wait for shell program to finish |
| if (status == 0 && !output.empty()) |
| { |
| size_t first_non_newline = output.find_last_not_of("\r\n"); |
| if (first_non_newline != std::string::npos) |
| { |
| output.erase(first_non_newline+1); |
| } |
| |
| size_t pos = output.rfind(substr); |
| if (pos != std::string::npos) |
| { |
| output.erase(pos + strlen(substr)); |
| return FileSpec(output.c_str(), false); |
| } |
| } |
| } |
| |
| return FileSpec(); |
| } |
| |
| bool |
| PlatformDarwin::SDKSupportsModules (SDKType sdk_type, uint32_t major, uint32_t minor, uint32_t micro) |
| { |
| switch (sdk_type) |
| { |
| case SDKType::MacOSX: |
| if (major > 10 || (major == 10 && minor >= 10)) |
| return true; |
| break; |
| case SDKType::iPhoneOS: |
| case SDKType::iPhoneSimulator: |
| if (major >= 8) |
| return true; |
| break; |
| } |
| |
| return false; |
| } |
| |
| bool |
| PlatformDarwin::SDKSupportsModules (SDKType desired_type, const FileSpec &sdk_path) |
| { |
| ConstString last_path_component = sdk_path.GetLastPathComponent(); |
| |
| if (last_path_component) |
| { |
| const llvm::StringRef sdk_name = last_path_component.GetStringRef(); |
| |
| llvm::StringRef version_part; |
| |
| if (sdk_name.startswith(sdk_strings[(int)desired_type])) |
| { |
| version_part = sdk_name.drop_front(strlen(sdk_strings[(int)desired_type])); |
| } |
| else |
| { |
| return false; |
| } |
| |
| const size_t major_dot_offset = version_part.find('.'); |
| if (major_dot_offset == llvm::StringRef::npos) |
| return false; |
| |
| const llvm::StringRef major_version = version_part.slice(0, major_dot_offset); |
| const llvm::StringRef minor_part = version_part.drop_front(major_dot_offset + 1); |
| |
| const size_t minor_dot_offset = minor_part.find('.'); |
| if (minor_dot_offset == llvm::StringRef::npos) |
| return false; |
| |
| const llvm::StringRef minor_version = minor_part.slice(0, minor_dot_offset); |
| |
| unsigned int major = 0; |
| unsigned int minor = 0; |
| unsigned int micro = 0; |
| |
| if (major_version.getAsInteger(10, major)) |
| return false; |
| |
| if (minor_version.getAsInteger(10, minor)) |
| return false; |
| |
| return SDKSupportsModules(desired_type, major, minor, micro); |
| } |
| |
| return false; |
| } |
| |
| FileSpec::EnumerateDirectoryResult |
| PlatformDarwin::DirectoryEnumerator(void *baton, |
| FileSpec::FileType file_type, |
| const FileSpec &spec) |
| { |
| SDKEnumeratorInfo *enumerator_info = static_cast<SDKEnumeratorInfo*>(baton); |
| |
| if (SDKSupportsModules(enumerator_info->sdk_type, spec)) |
| { |
| enumerator_info->found_path = spec; |
| return FileSpec::EnumerateDirectoryResult::eEnumerateDirectoryResultNext; |
| } |
| |
| return FileSpec::EnumerateDirectoryResult::eEnumerateDirectoryResultNext; |
| } |
| |
| FileSpec |
| PlatformDarwin::FindSDKInXcodeForModules (SDKType sdk_type, |
| const FileSpec &sdks_spec) |
| { |
| // Look inside Xcode for the required installed iOS SDK version |
| |
| if (!sdks_spec.IsDirectory()) |
| return FileSpec(); |
| |
| const bool find_directories = true; |
| const bool find_files = false; |
| const bool find_other = true; // include symlinks |
| |
| SDKEnumeratorInfo enumerator_info; |
| |
| enumerator_info.sdk_type = sdk_type; |
| |
| FileSpec::EnumerateDirectory(sdks_spec.GetPath().c_str(), |
| find_directories, |
| find_files, |
| find_other, |
| DirectoryEnumerator, |
| &enumerator_info); |
| |
| if (enumerator_info.found_path.IsDirectory()) |
| return enumerator_info.found_path; |
| else |
| return FileSpec(); |
| } |
| |
| FileSpec |
| PlatformDarwin::GetSDKDirectoryForModules (SDKType sdk_type) |
| { |
| switch (sdk_type) |
| { |
| case SDKType::MacOSX: |
| case SDKType::iPhoneSimulator: |
| case SDKType::iPhoneOS: |
| break; |
| } |
| |
| FileSpec sdks_spec = GetXcodeContentsPath(); |
| sdks_spec.AppendPathComponent("Developer"); |
| sdks_spec.AppendPathComponent("Platforms"); |
| |
| switch (sdk_type) |
| { |
| case SDKType::MacOSX: |
| sdks_spec.AppendPathComponent("MacOSX.platform"); |
| break; |
| case SDKType::iPhoneSimulator: |
| sdks_spec.AppendPathComponent("iPhoneSimulator.platform"); |
| break; |
| case SDKType::iPhoneOS: |
| sdks_spec.AppendPathComponent("iPhoneOS.platform"); |
| break; |
| } |
| |
| sdks_spec.AppendPathComponent("Developer"); |
| sdks_spec.AppendPathComponent("SDKs"); |
| |
| if (sdk_type == SDKType::MacOSX) |
| { |
| uint32_t major = 0; |
| uint32_t minor = 0; |
| uint32_t micro = 0; |
| |
| if (HostInfo::GetOSVersion(major, minor, micro)) |
| { |
| if (SDKSupportsModules(SDKType::MacOSX, major, minor, micro)) |
| { |
| // We slightly prefer the exact SDK for this machine. See if it is there. |
| |
| FileSpec native_sdk_spec = sdks_spec; |
| StreamString native_sdk_name; |
| native_sdk_name.Printf("MacOSX%u.%u.sdk", major, minor); |
| native_sdk_spec.AppendPathComponent(native_sdk_name.GetString().c_str()); |
| |
| if (native_sdk_spec.Exists()) |
| { |
| return native_sdk_spec; |
| } |
| } |
| } |
| } |
| |
| return FindSDKInXcodeForModules(sdk_type, sdks_spec); |
| } |
| |
| void |
| PlatformDarwin::AddClangModuleCompilationOptionsForSDKType (Target *target, std::vector<std::string> &options, SDKType sdk_type) |
| { |
| const std::vector<std::string> apple_arguments = |
| { |
| "-x", "objective-c++", |
| "-fobjc-arc", |
| "-fblocks", |
| "-D_ISO646_H", |
| "-D__ISO646_H" |
| }; |
| |
| options.insert(options.end(), |
| apple_arguments.begin(), |
| apple_arguments.end()); |
| |
| StreamString minimum_version_option; |
| uint32_t versions[3] = { 0, 0, 0 }; |
| bool use_current_os_version = false; |
| switch (sdk_type) |
| { |
| case SDKType::iPhoneOS: |
| #if defined (__arm__) || defined (__arm64__) || defined (__aarch64__) |
| use_current_os_version = true; |
| #else |
| use_current_os_version = false; |
| #endif |
| break; |
| |
| case SDKType::iPhoneSimulator: |
| use_current_os_version = false; |
| break; |
| |
| case SDKType::MacOSX: |
| #if defined (__i386__) || defined (__x86_64__) |
| use_current_os_version = true; |
| #else |
| use_current_os_version = false; |
| #endif |
| break; |
| } |
| |
| bool versions_valid = false; |
| if (use_current_os_version) |
| versions_valid = GetOSVersion(versions[0], versions[1], versions[2]); |
| else if (target) |
| { |
| // Our OS doesn't match our executable so we need to get the min OS version from the object file |
| ModuleSP exe_module_sp = target->GetExecutableModule(); |
| if (exe_module_sp) |
| { |
| ObjectFile *object_file = exe_module_sp->GetObjectFile(); |
| if (object_file) |
| versions_valid = object_file->GetMinimumOSVersion(versions, 3) > 0; |
| } |
| } |
| // Only add the version-min options if we got a version from somewhere |
| if (versions_valid && versions[0] != UINT32_MAX) |
| { |
| // Make any invalid versions be zero if needed |
| if (versions[1] == UINT32_MAX) |
| versions[1] = 0; |
| if (versions[2] == UINT32_MAX) |
| versions[2] = 0; |
| |
| switch (sdk_type) |
| { |
| case SDKType::iPhoneOS: |
| minimum_version_option.PutCString("-mios-version-min="); |
| minimum_version_option.PutCString(clang::VersionTuple(versions[0], versions[1], versions[2]).getAsString().c_str()); |
| break; |
| case SDKType::iPhoneSimulator: |
| minimum_version_option.PutCString("-mios-simulator-version-min="); |
| minimum_version_option.PutCString(clang::VersionTuple(versions[0], versions[1], versions[2]).getAsString().c_str()); |
| break; |
| case SDKType::MacOSX: |
| minimum_version_option.PutCString("-mmacosx-version-min="); |
| minimum_version_option.PutCString(clang::VersionTuple(versions[0], versions[1], versions[2]).getAsString().c_str()); |
| } |
| options.push_back(minimum_version_option.GetString()); |
| } |
| |
| FileSpec sysroot_spec; |
| // Scope for mutex locker below |
| { |
| Mutex::Locker locker (m_mutex); |
| sysroot_spec = GetSDKDirectoryForModules(sdk_type); |
| } |
| |
| if (sysroot_spec.IsDirectory()) |
| { |
| options.push_back("-isysroot"); |
| options.push_back(sysroot_spec.GetPath()); |
| } |
| } |
