[llvm-commits] CVS: llvm/lib/Support/FileUtilities.cpp

[Chris Lattner]

Changes in directory llvm/lib/Support:

FileUtilities.cpp updated: 1.18 -> 1.19

---
Log message:

Add new function


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Diffs of the changes:  (+13 -0)

Index: llvm/lib/Support/FileUtilities.cpp
diff -u llvm/lib/Support/FileUtilities.cpp:1.18 llvm/lib/Support/FileUtilities.cpp:1.19
--- llvm/lib/Support/FileUtilities.cpp:1.18	Tue Dec 30 01:36:14 2003
+++ llvm/lib/Support/FileUtilities.cpp	Wed Dec 31 00:15:37 2003
@@ -204,6 +204,19 @@
   return StatBuf.st_size;  
 }
 
+/// getFileTimestamp - Get the last modified time for the specified file in an
+/// unspecified format.  This is useful to allow checking to see if a file was
+/// updated since that last time the timestampt was aquired.  If the file does
+/// not exist or there is an error getting the time-stamp, zero is returned.
+unsigned long long llvm::getFileTimestamp(const std::string &Filename) {
+  struct stat StatBuf;
+  if (stat(Filename.c_str(), &StatBuf) == -1)
+    return 0;
+  return StatBuf.st_mtime;  
+}
+
+
+
 
 //===----------------------------------------------------------------------===//
 // FDHandle class implementation