CIndexCodeCompletion.cpp revision b1fd3458680bc9c8988dee8967e9c0709fef3945
1ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek//===- CIndexCodeCompletion.cpp - Code Completion API hooks ---------------===// 2ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// 3ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// The LLVM Compiler Infrastructure 4ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// 5ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// This file is distributed under the University of Illinois Open Source 6ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// License. See LICENSE.TXT for details. 7ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// 8ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek//===----------------------------------------------------------------------===// 9ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// 10ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// This file implements the Clang-C Source Indexing library hooks for 11ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// code completion. 12ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// 13ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek//===----------------------------------------------------------------------===// 14ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 15ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek#include "CIndexer.h" 16936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor#include "CIndexDiagnostic.h" 17b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Basic/SourceManager.h" 18b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Basic/FileManager.h" 191abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor#include "clang/Frontend/ASTUnit.h" 20b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Frontend/CompilerInstance.h" 21936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor#include "clang/Frontend/FrontendDiagnostic.h" 22ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek#include "clang/Sema/CodeCompleteConsumer.h" 23df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor#include "llvm/ADT/SmallString.h" 24ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek#include "llvm/ADT/StringExtras.h" 25b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar#include "llvm/Support/CrashRecoveryContext.h" 26ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek#include "llvm/Support/MemoryBuffer.h" 27df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor#include "llvm/Support/Timer.h" 28df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor#include "llvm/Support/raw_ostream.h" 29ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek#include "llvm/System/Program.h" 303d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor#include <cstdlib> 313d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor#include <cstdio> 32ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 33df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 34da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#ifdef UDP_CODE_COMPLETION_LOGGER 35da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#include "clang/Basic/Version.h" 36da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#include <arpa/inet.h> 37da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#include <sys/socket.h> 38da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#include <sys/types.h> 39da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#include <unistd.h> 40da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#endif 41da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek 42ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenekusing namespace clang; 432ef6f8f5a35a60870594c5b04e0aa2bf22c6886fTed Kremenekusing namespace clang::cxstring; 44ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 4512e131385e892e3723483a1081a89bcad29c8a84Douglas Gregornamespace { 4612e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor /// \brief Stored representation of a completion string. 4712e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor /// 4812e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor /// This is the representation behind a CXCompletionString. 4912e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor class CXStoredCodeCompletionString : public CodeCompletionString { 5012e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor unsigned Priority; 5112e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor 5212e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor public: 5312e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor CXStoredCodeCompletionString(unsigned Priority) : Priority(Priority) { } 5412e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor 5512e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor unsigned getPriority() const { return Priority; } 5612e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor }; 5712e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor} 5812e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor 59ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenekextern "C" { 60ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 61ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenekenum CXCompletionChunkKind 62ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenekclang_getCompletionChunkKind(CXCompletionString completion_string, 63ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek unsigned chunk_number) { 6412e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor CXStoredCodeCompletionString *CCStr 6512e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor = (CXStoredCodeCompletionString *)completion_string; 66ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (!CCStr || chunk_number >= CCStr->size()) 67ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_Text; 68ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 69ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek switch ((*CCStr)[chunk_number].Kind) { 70ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_TypedText: 71ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_TypedText; 72ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Text: 73ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_Text; 74ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Optional: 75ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_Optional; 76ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Placeholder: 77ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_Placeholder; 78ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Informative: 79ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_Informative; 80ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_ResultType: 81ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_ResultType; 82ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_CurrentParameter: 83ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_CurrentParameter; 84ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftParen: 85ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_LeftParen; 86ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightParen: 87ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_RightParen; 88ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftBracket: 89ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_LeftBracket; 90ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightBracket: 91ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_RightBracket; 92ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftBrace: 93ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_LeftBrace; 94ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightBrace: 95ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_RightBrace; 96ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftAngle: 97ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_LeftAngle; 98ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightAngle: 99ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_RightAngle; 100ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Comma: 101ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_Comma; 10201dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_Colon: 10301dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor return CXCompletionChunk_Colon; 10401dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_SemiColon: 10501dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor return CXCompletionChunk_SemiColon; 10601dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_Equal: 10701dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor return CXCompletionChunk_Equal; 10801dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_HorizontalSpace: 10901dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor return CXCompletionChunk_HorizontalSpace; 11001dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_VerticalSpace: 11101dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor return CXCompletionChunk_VerticalSpace; 112ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek } 113ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 114ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Should be unreachable, but let's be careful. 115ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CXCompletionChunk_Text; 116ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek} 117ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 1182ef6f8f5a35a60870594c5b04e0aa2bf22c6886fTed KremenekCXString clang_getCompletionChunkText(CXCompletionString completion_string, 1192ef6f8f5a35a60870594c5b04e0aa2bf22c6886fTed Kremenek unsigned chunk_number) { 12012e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor CXStoredCodeCompletionString *CCStr 12112e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor = (CXStoredCodeCompletionString *)completion_string; 122ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (!CCStr || chunk_number >= CCStr->size()) 1232ef6f8f5a35a60870594c5b04e0aa2bf22c6886fTed Kremenek return createCXString(0); 124ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 125ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek switch ((*CCStr)[chunk_number].Kind) { 126ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_TypedText: 127ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Text: 128ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Placeholder: 129ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_CurrentParameter: 130ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Informative: 131ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftParen: 132ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightParen: 133ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftBracket: 134ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightBracket: 135ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftBrace: 136ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightBrace: 137ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftAngle: 138ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightAngle: 139ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Comma: 140ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_ResultType: 14101dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_Colon: 14201dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_SemiColon: 14301dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_Equal: 14401dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_HorizontalSpace: 1452ef6f8f5a35a60870594c5b04e0aa2bf22c6886fTed Kremenek return createCXString((*CCStr)[chunk_number].Text, false); 146ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 14721c241ff68c18ad87e1f18a579c535385aec7af1Douglas Gregor case CodeCompletionString::CK_VerticalSpace: 14821c241ff68c18ad87e1f18a579c535385aec7af1Douglas Gregor // FIXME: Temporary hack until we figure out how to handle vertical space. 14921c241ff68c18ad87e1f18a579c535385aec7af1Douglas Gregor return createCXString(" "); 15021c241ff68c18ad87e1f18a579c535385aec7af1Douglas Gregor 151ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Optional: 152ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Note: treated as an empty text block. 1532ef6f8f5a35a60870594c5b04e0aa2bf22c6886fTed Kremenek return createCXString(""); 154ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek } 155ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 156ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Should be unreachable, but let's be careful. 1572ef6f8f5a35a60870594c5b04e0aa2bf22c6886fTed Kremenek return createCXString(0); 158ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek} 159ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 1602ef6f8f5a35a60870594c5b04e0aa2bf22c6886fTed Kremenek 161ab1889321f6f8f200f2b318ac26883ac18e49d03Ted KremenekCXCompletionString 162ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenekclang_getCompletionChunkCompletionString(CXCompletionString completion_string, 163ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek unsigned chunk_number) { 16412e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor CXStoredCodeCompletionString *CCStr 16512e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor = (CXStoredCodeCompletionString *)completion_string; 166ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (!CCStr || chunk_number >= CCStr->size()) 167ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return 0; 168ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 169ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek switch ((*CCStr)[chunk_number].Kind) { 170ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_TypedText: 171ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Text: 172ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Placeholder: 173ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_CurrentParameter: 174ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Informative: 175ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftParen: 176ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightParen: 177ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftBracket: 178ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightBracket: 179ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftBrace: 180ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightBrace: 181ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_LeftAngle: 182ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_RightAngle: 183ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Comma: 184ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_ResultType: 18501dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_Colon: 18601dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_SemiColon: 18701dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_Equal: 18801dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_HorizontalSpace: 18901dfea02d1da297e8b53db8eea3d3cc652acda8dDouglas Gregor case CodeCompletionString::CK_VerticalSpace: 190ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return 0; 191ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 192ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek case CodeCompletionString::CK_Optional: 193ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Note: treated as an empty text block. 194ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return (*CCStr)[chunk_number].Optional; 195ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek } 196ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 197ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Should be unreachable, but let's be careful. 198ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return 0; 199ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek} 200ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 201ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenekunsigned clang_getNumCompletionChunks(CXCompletionString completion_string) { 20212e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor CXStoredCodeCompletionString *CCStr 20312e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor = (CXStoredCodeCompletionString *)completion_string; 204ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return CCStr? CCStr->size() : 0; 205ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek} 206ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 20712e131385e892e3723483a1081a89bcad29c8a84Douglas Gregorunsigned clang_getCompletionPriority(CXCompletionString completion_string) { 20812e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor CXStoredCodeCompletionString *CCStr 20912e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor = (CXStoredCodeCompletionString *)completion_string; 210a2ace58cf99f9279a7467d987c6094145dd19d8bBill Wendling return CCStr? CCStr->getPriority() : unsigned(CCP_Unlikely); 21112e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor} 21212e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor 213ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenekstatic bool ReadUnsigned(const char *&Memory, const char *MemoryEnd, 214ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek unsigned &Value) { 215ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (Memory + sizeof(unsigned) > MemoryEnd) 216ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return true; 217ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 218ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek memmove(&Value, Memory, sizeof(unsigned)); 219ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek Memory += sizeof(unsigned); 220ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return false; 221ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek} 222ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 223ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek/// \brief The CXCodeCompleteResults structure we allocate internally; 224ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek/// the client only sees the initial CXCodeCompleteResults structure. 225ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenekstruct AllocatedCXCodeCompleteResults : public CXCodeCompleteResults { 2260a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor AllocatedCXCodeCompleteResults(); 2270a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor ~AllocatedCXCodeCompleteResults(); 2280a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 229a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /// \brief Diagnostics produced while performing code completion. 230a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::SmallVector<StoredDiagnostic, 8> Diagnostics; 231a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 232f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor /// \brief Diag object 2331abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diag; 234f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor 235a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /// \brief Language options used to adjust source locations. 23635b8440f615a2336f2819a98a78fc89f07d905e1Daniel Dunbar LangOptions LangOpts; 237a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 238a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /// \brief Source manager, used for diagnostics. 239a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor SourceManager SourceMgr; 240a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 241a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /// \brief File manager, used for diagnostics. 242a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor FileManager FileMgr; 243313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor 244313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor /// \brief Temporary files that should be removed once we have finished 245313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor /// with the code-completion results. 246313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor std::vector<llvm::sys::Path> TemporaryFiles; 247b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor 248b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor /// \brief Temporary buffers that will be deleted once we have finished with the code-completion results. 249b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor llvm::SmallVector<const llvm::MemoryBuffer *, 1> TemporaryBuffers; 250ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek}; 251ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 2520a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorAllocatedCXCodeCompleteResults::AllocatedCXCodeCompleteResults() 253b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor : CXCodeCompleteResults(), Diag(new Diagnostic), SourceMgr(*Diag) { } 2540a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 2550a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorAllocatedCXCodeCompleteResults::~AllocatedCXCodeCompleteResults() { 2560a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor for (unsigned I = 0, N = NumResults; I != N; ++I) 25712e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor delete (CXStoredCodeCompletionString *)Results[I].CompletionString; 2580a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor delete [] Results; 259313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor 260313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned I = 0, N = TemporaryFiles.size(); I != N; ++I) 261313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor TemporaryFiles[I].eraseFromDisk(); 262b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor for (unsigned I = 0, N = TemporaryBuffers.size(); I != N; ++I) 263b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor delete TemporaryBuffers[I]; 2640a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor} 2650a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 266ab1889321f6f8f200f2b318ac26883ac18e49d03Ted KremenekCXCodeCompleteResults *clang_codeComplete(CXIndex CIdx, 267ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek const char *source_filename, 268ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek int num_command_line_args, 269ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek const char **command_line_args, 270ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek unsigned num_unsaved_files, 271ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek struct CXUnsavedFile *unsaved_files, 272ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek const char *complete_filename, 273ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek unsigned complete_line, 274a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned complete_column) { 275da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#ifdef UDP_CODE_COMPLETION_LOGGER 276da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#ifdef UDP_CODE_COMPLETION_LOGGER_PORT 277da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek const llvm::TimeRecord &StartTime = llvm::TimeRecord::getCurrentTime(); 278da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#endif 279da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#endif 280da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek 2813d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor bool EnableLogging = getenv("LIBCLANG_CODE_COMPLETION_LOGGING") != 0; 282df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 283df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor llvm::OwningPtr<llvm::NamedRegionTimer> CCTimer; 284df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor if (getenv("LIBCLANG_TIMING")) { 285df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor llvm::SmallString<128> TimerName; 286df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor llvm::raw_svector_ostream TimerNameOut(TimerName); 2877a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor TimerNameOut << "Code completion (out-of-process) @ " << complete_filename 2887a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor << ":" << complete_line << ":" << complete_column; 289df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor CCTimer.reset(new llvm::NamedRegionTimer(TimerNameOut.str())); 290df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor } 291df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 292ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // The indexer, which is mainly used to determine where diagnostics go. 293ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 294ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 295936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor // Configure the diagnostics. 296936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor DiagnosticOptions DiagOpts; 29728019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 29828019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); 299936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor 300ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // The set of temporary files that we've built. 301ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek std::vector<llvm::sys::Path> TemporaryFiles; 302ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 303ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Build up the arguments for invoking 'clang'. 304ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek std::vector<const char *> argv; 305ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 306ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // First add the complete path to the 'clang' executable. 307ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek llvm::sys::Path ClangPath = CXXIdx->getClangPath(); 308ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back(ClangPath.c_str()); 309ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 3103d9c6e1c97bdae6a9daedc6969bc839e93074b0fDaniel Dunbar // Always use Clang C++ support. 3113d9c6e1c97bdae6a9daedc6969bc839e93074b0fDaniel Dunbar argv.push_back("-ccc-clang-cxx"); 3123d9c6e1c97bdae6a9daedc6969bc839e93074b0fDaniel Dunbar 313ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Add the '-fsyntax-only' argument so that we only perform a basic 314ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // syntax check of the code. 315ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back("-fsyntax-only"); 316ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 317ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Add the appropriate '-code-completion-at=file:line:column' argument 318ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // to perform code completion, with an "-Xclang" preceding it. 319ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek std::string code_complete_at; 320ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek code_complete_at += complete_filename; 321ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek code_complete_at += ":"; 322ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek code_complete_at += llvm::utostr(complete_line); 323ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek code_complete_at += ":"; 324ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek code_complete_at += llvm::utostr(complete_column); 325ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back("-Xclang"); 326ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back("-code-completion-at"); 327ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back("-Xclang"); 328ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back(code_complete_at.c_str()); 329ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back("-Xclang"); 330ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back("-no-code-completion-debug-printer"); 331ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back("-Xclang"); 332ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back("-code-completion-macros"); 333d93256e55673a17d18543397ec462416acb13792Douglas Gregor argv.push_back("-fdiagnostics-binary"); 334d93256e55673a17d18543397ec462416acb13792Douglas Gregor 3354db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // Remap any unsaved files to temporary files. 336ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek std::vector<std::string> RemapArgs; 3374db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor if (RemapFiles(num_unsaved_files, unsaved_files, RemapArgs, TemporaryFiles)) 3384db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor return 0; 339ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 340ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // The pointers into the elements of RemapArgs are stable because we 341ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // won't be adding anything to RemapArgs after this point. 342ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek for (unsigned i = 0, e = RemapArgs.size(); i != e; ++i) 343ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back(RemapArgs[i].c_str()); 344ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 345ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Add the source file name (FIXME: later, we'll want to build temporary 346ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // file from the buffer, or just feed the source text via standard input). 347ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (source_filename) 348ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back(source_filename); 349ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 350ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Process the compiler options, stripping off '-o', '-c', '-fsyntax-only'. 351ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek for (int i = 0; i < num_command_line_args; ++i) 352ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (const char *arg = command_line_args[i]) { 353ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (strcmp(arg, "-o") == 0) { 354ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek ++i; // Also skip the matching argument. 355ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek continue; 356ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek } 357ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (strcmp(arg, "-emit-ast") == 0 || 358ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek strcmp(arg, "-c") == 0 || 359ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek strcmp(arg, "-fsyntax-only") == 0) { 360ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek continue; 361ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek } 362ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 363ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Keep the argument. 364ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back(arg); 365ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek } 366ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 3673d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor if (EnableLogging) { 3683d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor std::string Log = ClangPath.str(); 3693d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor for (unsigned I = 0, N = argv.size(); I != N; ++I) { 3703d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor Log += ' '; 3713d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor Log += argv[I]; 3723d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor } 3733d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor fprintf(stderr, "libclang (Code Completion): %s\n", Log.c_str()); 3743d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor } 3753d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor 376ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Add the null terminator. 377ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek argv.push_back(NULL); 378ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 379d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Generate a temporary name for the code-completion results file. 380c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char tmpFile[L_tmpnam]; 381c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char *tmpFileName = tmpnam(tmpFile); 382c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer llvm::sys::Path ResultsFile(tmpFileName); 383ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek TemporaryFiles.push_back(ResultsFile); 384ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 385d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Generate a temporary name for the diagnostics file. 386c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char tmpFileResults[L_tmpnam]; 387c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char *tmpResultsFileName = tmpnam(tmpFileResults); 388c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer llvm::sys::Path DiagnosticsFile(tmpResultsFileName); 389d93256e55673a17d18543397ec462416acb13792Douglas Gregor TemporaryFiles.push_back(DiagnosticsFile); 390d93256e55673a17d18543397ec462416acb13792Douglas Gregor 3913d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor 3923d398aa5c2be8919bbc0144bce611c48119bc861Douglas Gregor 393ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Invoke 'clang'. 394ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek llvm::sys::Path DevNull; // leave empty, causes redirection to /dev/null 395ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // on Unix or NUL (Windows). 396ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek std::string ErrMsg; 397d93256e55673a17d18543397ec462416acb13792Douglas Gregor const llvm::sys::Path *Redirects[] = { &DevNull, &ResultsFile, 398d93256e55673a17d18543397ec462416acb13792Douglas Gregor &DiagnosticsFile, 0 }; 399ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek llvm::sys::Program::ExecuteAndWait(ClangPath, &argv[0], /* env */ NULL, 400ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek /* redirects */ &Redirects[0], 401ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek /* secondsToWait */ 0, 402ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek /* memoryLimits */ 0, &ErrMsg); 403ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 404936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor if (!ErrMsg.empty()) { 405936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor std::string AllArgs; 406ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 407936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor I != E; ++I) { 408936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += ' '; 409ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (*I) 410936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += *I; 411ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek } 412936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor 41332141c8f69a6a51d7cf95a18229cd335ecd59903Daniel Dunbar Diags->Report(diag::err_fe_invoking) << AllArgs << ErrMsg; 414ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek } 415ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 416ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Parse the resulting source file to find code-completion results. 417ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek using llvm::MemoryBuffer; 418ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek using llvm::StringRef; 419a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor AllocatedCXCodeCompleteResults *Results = new AllocatedCXCodeCompleteResults; 420a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Results->Results = 0; 421a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Results->NumResults = 0; 422a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor // FIXME: Set Results->LangOpts! 423ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (MemoryBuffer *F = MemoryBuffer::getFile(ResultsFile.c_str())) { 424ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek llvm::SmallVector<CXCompletionResult, 4> CompletionResults; 425ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek StringRef Buffer = F->getBuffer(); 426ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek for (const char *Str = Buffer.data(), *StrEnd = Str + Buffer.size(); 427ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek Str < StrEnd;) { 428ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek unsigned KindValue; 429ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (ReadUnsigned(Str, StrEnd, KindValue)) 430ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek break; 431ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 43212e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor unsigned Priority; 43312e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor if (ReadUnsigned(Str, StrEnd, Priority)) 43412e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor break; 43512e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor 43612e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor CXStoredCodeCompletionString *CCStr 43712e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor = new CXStoredCodeCompletionString(Priority); 43812e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor if (!CCStr->Deserialize(Str, StrEnd)) { 43912e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor delete CCStr; 440ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek continue; 44112e131385e892e3723483a1081a89bcad29c8a84Douglas Gregor } 442ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 443ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (!CCStr->empty()) { 444ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Vend the code-completion result to the caller. 445ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek CXCompletionResult Result; 446ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek Result.CursorKind = (CXCursorKind)KindValue; 447ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek Result.CompletionString = CCStr; 448ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek CompletionResults.push_back(Result); 449ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek } 450ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek }; 451ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 452ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek // Allocate the results. 453ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek Results->Results = new CXCompletionResult [CompletionResults.size()]; 454ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek Results->NumResults = CompletionResults.size(); 455ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek memcpy(Results->Results, CompletionResults.data(), 456ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek CompletionResults.size() * sizeof(CXCompletionResult)); 457b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor Results->TemporaryBuffers.push_back(F); 458ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek } 459ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 460a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, num_unsaved_files, unsaved_files, 461a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Results->FileMgr, Results->SourceMgr, 462a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Results->Diagnostics); 463a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 464313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Make sure we delete temporary files when the code-completion results are 465313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // destroyed. 466313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor Results->TemporaryFiles.swap(TemporaryFiles); 4671abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 4681abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor#ifdef UDP_CODE_COMPLETION_LOGGER 4691abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor#ifdef UDP_CODE_COMPLETION_LOGGER_PORT 4701abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const llvm::TimeRecord &EndTime = llvm::TimeRecord::getCurrentTime(); 4711abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::SmallString<256> LogResult; 4721abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::raw_svector_ostream os(LogResult); 4731abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 4741abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Figure out the language and whether or not it uses PCH. 4751abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const char *lang = 0; 4761abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor bool usesPCH = false; 4771abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 4781abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 4791abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor I != E; ++I) { 4801abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (*I == 0) 4811abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor continue; 4821abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (strcmp(*I, "-x") == 0) { 4831abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (I + 1 != E) { 4841abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor lang = *(++I); 4851abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor continue; 4861abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 4871abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 4881abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor else if (strcmp(*I, "-include") == 0) { 4891abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (I+1 != E) { 4901abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const char *arg = *(++I); 4911abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::SmallString<512> pchName; 4921abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor { 4931abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::raw_svector_ostream os(pchName); 4941abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor os << arg << ".pth"; 4951abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 4961abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor pchName.push_back('\0'); 4971abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor struct stat stat_results; 4981abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (stat(pchName.data(), &stat_results) == 0) 4991abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor usesPCH = true; 5001abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor continue; 5011abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 5021abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 5031abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 5041abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 5051abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor os << "{ "; 5061abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor os << "\"wall\": " << (EndTime.getWallTime() - StartTime.getWallTime()); 5071abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor os << ", \"numRes\": " << Results->NumResults; 5081abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor os << ", \"diags\": " << Results->Diagnostics.size(); 5091abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor os << ", \"pch\": " << (usesPCH ? "true" : "false"); 5101abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor os << ", \"lang\": \"" << (lang ? lang : "<unknown>") << '"'; 5111abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const char *name = getlogin(); 5121abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor os << ", \"user\": \"" << (name ? name : "unknown") << '"'; 5131abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor os << ", \"clangVer\": \"" << getClangFullVersion() << '"'; 5141abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor os << " }"; 5151abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 5161abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::StringRef res = os.str(); 5171abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (res.size() > 0) { 5181abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor do { 5191abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Setup the UDP socket. 5201abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor struct sockaddr_in servaddr; 5211abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor bzero(&servaddr, sizeof(servaddr)); 5221abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor servaddr.sin_family = AF_INET; 5231abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor servaddr.sin_port = htons(UDP_CODE_COMPLETION_LOGGER_PORT); 5241abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (inet_pton(AF_INET, UDP_CODE_COMPLETION_LOGGER, 5251abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor &servaddr.sin_addr) <= 0) 5261abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor break; 5271abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 5281abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor int sockfd = socket(AF_INET, SOCK_DGRAM, 0); 5291abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (sockfd < 0) 5301abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor break; 5311abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 5321abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor sendto(sockfd, res.data(), res.size(), 0, 5331abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor (struct sockaddr *)&servaddr, sizeof(servaddr)); 5341abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor close(sockfd); 5351abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 5361abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor while (false); 5371abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 5381abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor#endif 5391abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor#endif 5401abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return Results; 5411abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor} 5421abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 5431abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor} // end extern "C" 5441abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 5451abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregornamespace { 5461abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor class CaptureCompletionResults : public CodeCompleteConsumer { 5471abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor AllocatedCXCodeCompleteResults &AllocatedResults; 5481abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 5491abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor public: 5501abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor explicit CaptureCompletionResults(AllocatedCXCodeCompleteResults &Results) 5518071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor : CodeCompleteConsumer(true, false, true, false), 5528071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor AllocatedResults(Results) { } 5531abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 554e6b1bb6e7fe906d164637ca33503b8fafdbc99e5Douglas Gregor virtual void ProcessCodeCompleteResults(Sema &S, 555e6b1bb6e7fe906d164637ca33503b8fafdbc99e5Douglas Gregor CodeCompletionContext Context, 556e6b1bb6e7fe906d164637ca33503b8fafdbc99e5Douglas Gregor Result *Results, 5571abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor unsigned NumResults) { 5581abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor AllocatedResults.Results = new CXCompletionResult [NumResults]; 5591abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor AllocatedResults.NumResults = NumResults; 5601abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor for (unsigned I = 0; I != NumResults; ++I) { 5611abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor CXStoredCodeCompletionString *StoredCompletion 5621abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor = new CXStoredCodeCompletionString(Results[I].Priority); 5631abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor (void)Results[I].CreateCodeCompletionString(S, StoredCompletion); 56487c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor AllocatedResults.Results[I].CursorKind = Results[I].CursorKind; 5651abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor AllocatedResults.Results[I].CompletionString = StoredCompletion; 5661abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 5671abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 5681abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor }; 5691abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor} 5701abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 5711abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregorextern "C" { 572b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbarstruct CodeCompleteAtInfo { 573b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar CXTranslationUnit TU; 574b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar const char *complete_filename; 575b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned complete_line; 576b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned complete_column; 577b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar struct CXUnsavedFile *unsaved_files; 578b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned num_unsaved_files; 579b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned options; 580b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar CXCodeCompleteResults *result; 581b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar}; 582b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbarvoid clang_codeCompleteAt_Impl(void *UserData) { 583b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar CodeCompleteAtInfo *CCAI = static_cast<CodeCompleteAtInfo*>(UserData); 584b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar CXTranslationUnit TU = CCAI->TU; 585b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar const char *complete_filename = CCAI->complete_filename; 586b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned complete_line = CCAI->complete_line; 587b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned complete_column = CCAI->complete_column; 588b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar struct CXUnsavedFile *unsaved_files = CCAI->unsaved_files; 589b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned num_unsaved_files = CCAI->num_unsaved_files; 590b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned options = CCAI->options; 591b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar CCAI->result = 0; 592b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar 5931abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor#ifdef UDP_CODE_COMPLETION_LOGGER 5941abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor#ifdef UDP_CODE_COMPLETION_LOGGER_PORT 5951abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const llvm::TimeRecord &StartTime = llvm::TimeRecord::getCurrentTime(); 5961abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor#endif 5971abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor#endif 5981abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 5991abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor bool EnableLogging = getenv("LIBCLANG_CODE_COMPLETION_LOGGING") != 0; 6001abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 6011abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor ASTUnit *AST = static_cast<ASTUnit *>(TU); 6021abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!AST) 603b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar return; 6041abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 6051abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Perform the remapping of source files. 6061abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 6071abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 6081abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 6091abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const llvm::MemoryBuffer *Buffer 6101abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 6111abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 6121abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Buffer)); 6131abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 6141abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 6151abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (EnableLogging) { 6161abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // FIXME: Add logging. 6171abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 6181abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 6191abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Parse the resulting source file to find code-completion results. 6201abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor AllocatedCXCodeCompleteResults *Results = new AllocatedCXCodeCompleteResults; 6211abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Results->Results = 0; 6221abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Results->NumResults = 0; 6231abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 6241abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Create a code-completion consumer to capture the results. 6251abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor CaptureCompletionResults Capture(*Results); 6261abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 627b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor // Make sure that we free the temporary buffers when the 628b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor // code-completion constructor is freed. 629b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor for (unsigned I = 0, N = RemappedFiles.size(); I != N; ++I) 630b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor Results->TemporaryBuffers.push_back(RemappedFiles[I].second); 631b75d3dfa4ca6531858b8132eb4db7260408671cfDouglas Gregor 6321abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Perform completion. 6331abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor AST->CodeComplete(complete_filename, complete_line, complete_column, 634cee235cdf0b8047761ffac598c4c3a32ab7411a2Douglas Gregor RemappedFiles.data(), RemappedFiles.size(), 635cee235cdf0b8047761ffac598c4c3a32ab7411a2Douglas Gregor (options & CXCodeComplete_IncludeMacros), 636cee235cdf0b8047761ffac598c4c3a32ab7411a2Douglas Gregor (options & CXCodeComplete_IncludeCodePatterns), 637cee235cdf0b8047761ffac598c4c3a32ab7411a2Douglas Gregor Capture, 6381abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor *Results->Diag, Results->LangOpts, Results->SourceMgr, 6391abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Results->FileMgr, Results->Diagnostics); 6401abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 6411abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 642ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 643da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#ifdef UDP_CODE_COMPLETION_LOGGER 644da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#ifdef UDP_CODE_COMPLETION_LOGGER_PORT 645da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek const llvm::TimeRecord &EndTime = llvm::TimeRecord::getCurrentTime(); 646da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek llvm::SmallString<256> LogResult; 647da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek llvm::raw_svector_ostream os(LogResult); 648da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek 649da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek // Figure out the language and whether or not it uses PCH. 650da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek const char *lang = 0; 651da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek bool usesPCH = false; 652da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek 653da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 654da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek I != E; ++I) { 655da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek if (*I == 0) 656da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek continue; 657da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek if (strcmp(*I, "-x") == 0) { 658da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek if (I + 1 != E) { 659da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek lang = *(++I); 660da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek continue; 661da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek } 662da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek } 663da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek else if (strcmp(*I, "-include") == 0) { 664da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek if (I+1 != E) { 665da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek const char *arg = *(++I); 666da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek llvm::SmallString<512> pchName; 667da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek { 668da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek llvm::raw_svector_ostream os(pchName); 669da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek os << arg << ".pth"; 670da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek } 671da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek pchName.push_back('\0'); 672da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek struct stat stat_results; 673da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek if (stat(pchName.data(), &stat_results) == 0) 674da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek usesPCH = true; 675da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek continue; 676da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek } 677da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek } 678da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek } 679da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek 6802ee297fab4a818f0d94d74d6c0701c9c5184235dTed Kremenek os << "{ "; 6812ee297fab4a818f0d94d74d6c0701c9c5184235dTed Kremenek os << "\"wall\": " << (EndTime.getWallTime() - StartTime.getWallTime()); 6822ee297fab4a818f0d94d74d6c0701c9c5184235dTed Kremenek os << ", \"numRes\": " << Results->NumResults; 6832ee297fab4a818f0d94d74d6c0701c9c5184235dTed Kremenek os << ", \"diags\": " << Results->Diagnostics.size(); 6842ee297fab4a818f0d94d74d6c0701c9c5184235dTed Kremenek os << ", \"pch\": " << (usesPCH ? "true" : "false"); 6852ee297fab4a818f0d94d74d6c0701c9c5184235dTed Kremenek os << ", \"lang\": \"" << (lang ? lang : "<unknown>") << '"'; 686da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek const char *name = getlogin(); 6872ee297fab4a818f0d94d74d6c0701c9c5184235dTed Kremenek os << ", \"user\": \"" << (name ? name : "unknown") << '"'; 6882ee297fab4a818f0d94d74d6c0701c9c5184235dTed Kremenek os << ", \"clangVer\": \"" << getClangFullVersion() << '"'; 6892ee297fab4a818f0d94d74d6c0701c9c5184235dTed Kremenek os << " }"; 690da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek 691da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek llvm::StringRef res = os.str(); 692da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek if (res.size() > 0) { 693da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek do { 694da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek // Setup the UDP socket. 695da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek struct sockaddr_in servaddr; 696da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek bzero(&servaddr, sizeof(servaddr)); 697da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek servaddr.sin_family = AF_INET; 698da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek servaddr.sin_port = htons(UDP_CODE_COMPLETION_LOGGER_PORT); 699da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek if (inet_pton(AF_INET, UDP_CODE_COMPLETION_LOGGER, 700da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek &servaddr.sin_addr) <= 0) 701da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek break; 702da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek 703da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek int sockfd = socket(AF_INET, SOCK_DGRAM, 0); 704da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek if (sockfd < 0) 705da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek break; 706da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek 707da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek sendto(sockfd, res.data(), res.size(), 0, 708da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek (struct sockaddr *)&servaddr, sizeof(servaddr)); 709da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek close(sockfd); 710da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek } 711da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek while (false); 712da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek } 713da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#endif 714da7af32f4e4b43b763019e7a522f4bfd5c060d09Ted Kremenek#endif 715b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar CCAI->result = Results; 716b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar} 717b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel DunbarCXCodeCompleteResults *clang_codeCompleteAt(CXTranslationUnit TU, 718b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar const char *complete_filename, 719b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned complete_line, 720b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned complete_column, 721b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar struct CXUnsavedFile *unsaved_files, 722b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned num_unsaved_files, 723b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar unsigned options) { 724b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar CodeCompleteAtInfo CCAI = { TU, complete_filename, complete_line, 725b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar complete_column, unsaved_files, num_unsaved_files, 726b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar options, 0 }; 727b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar llvm::CrashRecoveryContext CRC; 728b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar 729b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar if (!CRC.RunSafely(clang_codeCompleteAt_Impl, &CCAI)) { 730b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar fprintf(stderr, "libclang: crash detected in code completion\n"); 731b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar static_cast<ASTUnit *>(TU)->setUnsafeToFree(true); 732b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar return 0; 733b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar } 734b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar 735b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar return CCAI.result; 736ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek} 737ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 738cee235cdf0b8047761ffac598c4c3a32ab7411a2Douglas Gregorunsigned clang_defaultCodeCompleteOptions(void) { 739cee235cdf0b8047761ffac598c4c3a32ab7411a2Douglas Gregor return CXCodeComplete_IncludeMacros; 740cee235cdf0b8047761ffac598c4c3a32ab7411a2Douglas Gregor} 741cee235cdf0b8047761ffac598c4c3a32ab7411a2Douglas Gregor 742ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenekvoid clang_disposeCodeCompleteResults(CXCodeCompleteResults *ResultsIn) { 743ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek if (!ResultsIn) 744ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek return; 745ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 746ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek AllocatedCXCodeCompleteResults *Results 747ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek = static_cast<AllocatedCXCodeCompleteResults*>(ResultsIn); 748ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek delete Results; 749ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek} 750ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 751a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorunsigned 752a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorclang_codeCompleteGetNumDiagnostics(CXCodeCompleteResults *ResultsIn) { 753a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor AllocatedCXCodeCompleteResults *Results 754a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor = static_cast<AllocatedCXCodeCompleteResults*>(ResultsIn); 755a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (!Results) 756a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return 0; 757a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 758a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return Results->Diagnostics.size(); 759a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor} 760a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 761a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorCXDiagnostic 762a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorclang_codeCompleteGetDiagnostic(CXCodeCompleteResults *ResultsIn, 763a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned Index) { 764a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor AllocatedCXCodeCompleteResults *Results 765a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor = static_cast<AllocatedCXCodeCompleteResults*>(ResultsIn); 766a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (!Results || Index >= Results->Diagnostics.size()) 767a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return 0; 768a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 769a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor return new CXStoredDiagnostic(Results->Diagnostics[Index], Results->LangOpts); 770a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor} 771a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 772a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 773ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek} // end extern "C" 774