1 //===--- Job.h - Commands to Execute ----------------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef CLANG_DRIVER_JOB_H_ 11 #define CLANG_DRIVER_JOB_H_ 12 13 #include "clang/Basic/LLVM.h" 14 #include "clang/Driver/Util.h" 15 #include "llvm/ADT/SmallVector.h" 16 17 namespace clang { 18 namespace driver { 19 class Command; 20 class Tool; 21 22 class Job { 23 public: 24 enum JobClass { 25 CommandClass, 26 JobListClass 27 }; 28 29 private: 30 JobClass Kind; 31 32 protected: 33 Job(JobClass _Kind) : Kind(_Kind) {} 34 public: 35 virtual ~Job(); 36 37 JobClass getKind() const { return Kind; } 38 39 /// addCommand - Append a command to the current job, which must be 40 /// either a piped job or a job list. 41 void addCommand(Command *C); 42 }; 43 44 /// Command - An executable path/name and argument vector to 45 /// execute. 46 class Command : public Job { 47 virtual void anchor(); 48 49 /// Source - The action which caused the creation of this job. 50 const Action &Source; 51 52 /// Tool - The tool which caused the creation of this job. 53 const Tool &Creator; 54 55 /// The executable to run. 56 const char *Executable; 57 58 /// The list of program arguments (not including the implicit first 59 /// argument, which will be the executable). 60 ArgStringList Arguments; 61 62 public: 63 Command(const Action &_Source, const Tool &_Creator, const char *_Executable, 64 const ArgStringList &_Arguments); 65 66 /// getSource - Return the Action which caused the creation of this job. 67 const Action &getSource() const { return Source; } 68 69 /// getCreator - Return the Tool which caused the creation of this job. 70 const Tool &getCreator() const { return Creator; } 71 72 const char *getExecutable() const { return Executable; } 73 74 const ArgStringList &getArguments() const { return Arguments; } 75 76 static bool classof(const Job *J) { 77 return J->getKind() == CommandClass; 78 } 79 }; 80 81 /// JobList - A sequence of jobs to perform. 82 class JobList : public Job { 83 public: 84 typedef SmallVector<Job*, 4> list_type; 85 typedef list_type::size_type size_type; 86 typedef list_type::iterator iterator; 87 typedef list_type::const_iterator const_iterator; 88 89 private: 90 list_type Jobs; 91 92 public: 93 JobList(); 94 virtual ~JobList(); 95 96 /// Add a job to the list (taking ownership). 97 void addJob(Job *J) { Jobs.push_back(J); } 98 99 /// Clear the job list. 100 void clear(); 101 102 const list_type &getJobs() const { return Jobs; } 103 104 size_type size() const { return Jobs.size(); } 105 iterator begin() { return Jobs.begin(); } 106 const_iterator begin() const { return Jobs.begin(); } 107 iterator end() { return Jobs.end(); } 108 const_iterator end() const { return Jobs.end(); } 109 110 static bool classof(const Job *J) { 111 return J->getKind() == JobListClass; 112 } 113 }; 114 115 } // end namespace driver 116 } // end namespace clang 117 118 #endif 119