[driver] Associate a JobAction with each result file. This enables the driver

to delete result files for only those commands that fail.
Part of rdar://12984531

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173361 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 26 insertions, 9 deletions

diff --git a/include/clang/Driver/Compilation.h b/include/clang/Driver/Compilation.h
index 5f63aa7688..1872050522 100644
--- a/include/clang/Driver/Compilation.h
+++ b/include/clang/Driver/Compilation.h
@@ -20,6 +20,7 @@ namespace driver {
   class DerivedArgList;
   class Driver;
   class InputArgList;
+  class JobAction;
   class JobList;
   class ToolChain;
 
@@ -54,11 +55,11 @@ class Compilation {
   ArgStringList TempFiles;
 
   /// Result files which should be removed on failure.
-  ArgStringList ResultFiles;
+  ArgStringMap ResultFiles;
 
   /// Result files which are generated correctly on failure, and which should
   /// only be removed if we crash.
-  ArgStringList FailureResultFiles;
+  ArgStringMap FailureResultFiles;
 
   /// Redirection for stdout, stderr, etc.
   const llvm::sys::Path **Redirects;
@@ -88,9 +89,9 @@ public:
 
   const ArgStringList &getTempFiles() const { return TempFiles; }
 
-  const ArgStringList &getResultFiles() const { return ResultFiles; }
+  const ArgStringMap &getResultFiles() const { return ResultFiles; }
 
-  const ArgStringList &getFailureResultFiles() const {
+  const ArgStringMap &getFailureResultFiles() const {
     return FailureResultFiles;
   }
 
@@ -113,24 +114,40 @@ public:
 
   /// addResultFile - Add a file to remove on failure, and returns its
   /// argument.
-  const char *addResultFile(const char *Name) {
-    ResultFiles.push_back(Name);
+  const char *addResultFile(const char *Name, const JobAction *JA) {
+    ResultFiles[JA] = Name;
     return Name;
   }
 
   /// addFailureResultFile - Add a file to remove if we crash, and returns its
   /// argument.
-  const char *addFailureResultFile(const char *Name) {
-    FailureResultFiles.push_back(Name);
+  const char *addFailureResultFile(const char *Name, const JobAction *JA) {
+    FailureResultFiles[JA] = Name;
     return Name;
   }
 
+  /// CleanupFile - Delete a given file.
+  ///
+  /// \param IssueErrors - Report failures as errors.
+  /// \return Whether the file was removed successfully.
+  bool CleanupFile(const char *File, bool IssueErrors = false) const;
+
   /// CleanupFileList - Remove the files in the given list.
   ///
   /// \param IssueErrors - Report failures as errors.
   /// \return Whether all files were removed successfully.
   bool CleanupFileList(const ArgStringList &Files,
-                       bool IssueErrors=false) const;
+                       bool IssueErrors = false) const;
+
+  /// CleanupFileMap - Remove the files in the given map.
+  ///
+  /// \param JA - If specified, only delete the files associated with this
+  /// JobAction.  Otherwise, delete all files in the map.
+  /// \param IssueErrors - Report failures as errors.
+  /// \return Whether all files were removed successfully.
+  bool CleanupFileMap(const ArgStringMap &Files,
+                      const JobAction *JA,
+                      bool IssueErrors = false) const;
 
   /// PrintJob - Print one job in -### format.
   ///