[llvm-commits] [llvm] r160558 - in /llvm/trunk: include/llvm/Support/raw_ostream.h lib/Support/raw_ostream.cpp

[Daniel Dunbar]

Author: ddunbar
Date: Fri Jul 20 13:29:41 2012
New Revision: 160558

URL: http://llvm.org/viewvc/llvm-project?rev=160558&view=rev
Log:
raw_ostream: Add a has_colors() method.

Modified:
    llvm/trunk/include/llvm/Support/raw_ostream.h
    llvm/trunk/lib/Support/raw_ostream.cpp

Modified: llvm/trunk/include/llvm/Support/raw_ostream.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/raw_ostream.h?rev=160558&r1=160557&r2=160558&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Support/raw_ostream.h (original)
+++ llvm/trunk/include/llvm/Support/raw_ostream.h Fri Jul 20 13:29:41 2012
@@ -230,6 +230,9 @@
   /// rather than being put on a pipe or stored in a file.
   virtual bool is_displayed() const { return false; }
 
+  /// This function determines if this stream is displayed and supports colors.
+  virtual bool has_colors() const { return is_displayed(); }
+
   //===--------------------------------------------------------------------===//
   // Subclass Interface
   //===--------------------------------------------------------------------===//
@@ -386,6 +389,8 @@
 
   virtual bool is_displayed() const;
 
+  virtual bool has_colors() const;
+
   /// has_error - Return the value of the flag in this raw_fd_ostream indicating
   /// whether an output error has been encountered.
   /// This doesn't implicitly flush any pending output.  Also, it doesn't

Modified: llvm/trunk/lib/Support/raw_ostream.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/raw_ostream.cpp?rev=160558&r1=160557&r2=160558&view=diff
==============================================================================
--- llvm/trunk/lib/Support/raw_ostream.cpp (original)
+++ llvm/trunk/lib/Support/raw_ostream.cpp Fri Jul 20 13:29:41 2012
@@ -651,6 +651,10 @@
   return sys::Process::FileDescriptorIsDisplayed(FD);
 }
 
+bool raw_fd_ostream::has_colors() const {
+  return sys::Process::FileDescriptorHasColors(FD);
+}
+
 //===----------------------------------------------------------------------===//
 //  outs(), errs(), nulls()
 //===----------------------------------------------------------------------===//