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

[Chris Lattner]

Changes in directory llvm/lib/Support:

SlowOperationInformer.cpp updated: 1.7 -> 1.8
---
Log message:

Modify the SlowOperationInformer interface to not throw exceptions.


---
Diffs of the changes:  (+4 -3)

 SlowOperationInformer.cpp |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)


Index: llvm/lib/Support/SlowOperationInformer.cpp
diff -u llvm/lib/Support/SlowOperationInformer.cpp:1.7 llvm/lib/Support/SlowOperationInformer.cpp:1.8
--- llvm/lib/Support/SlowOperationInformer.cpp:1.7	Wed Dec 21 21:31:26 2005
+++ llvm/lib/Support/SlowOperationInformer.cpp	Thu Jul  6 17:34:06 2006
@@ -37,18 +37,18 @@
 /// an exception-safe state.  The Amount variable should indicate how far
 /// along the operation is, given in 1/10ths of a percent (in other words,
 /// Amount should range from 0 to 1000).
-void SlowOperationInformer::progress(unsigned Amount) {
+bool SlowOperationInformer::progress(unsigned Amount) {
   int status = sys::AlarmStatus();
   if (status == -1) {
     std::cout << "\n";
     LastPrintAmount = 0;
-    throw "While " + OperationName + ", operation cancelled.";
+    return true;
   }
 
   // If we haven't spent enough time in this operation to warrant displaying the
   // progress bar, don't do so yet.
   if (status == 0)
-    return;
+    return false;
 
   // Delete whatever we printed last time.
   std::string ToPrint = std::string(LastPrintAmount, '\b');
@@ -62,4 +62,5 @@
 
   LastPrintAmount = OS.str().size();
   std::cout << ToPrint+OS.str() << std::flush;
+  return false;
 }