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

[Reid Spencer]

Changes in directory llvm/lib/Support:

CommandLine.cpp updated: 1.71 -> 1.72
GraphWriter.cpp updated: 1.2 -> 1.3
---
Log message:

For PR797: http://llvm.org/PR797 :
Make sys::Program::ExecuteAndWait not throw exceptions and update any 
affected code. It now return -9999 to signal that the program couldn't be
executed. Only one case (in bugpoint) actually examines the result code.


---
Diffs of the changes:  (+4 -2)

 CommandLine.cpp |    2 +-
 GraphWriter.cpp |    4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)


Index: llvm/lib/Support/CommandLine.cpp
diff -u llvm/lib/Support/CommandLine.cpp:1.71 llvm/lib/Support/CommandLine.cpp:1.72
--- llvm/lib/Support/CommandLine.cpp:1.71	Wed Aug  2 15:15:56 2006
+++ llvm/lib/Support/CommandLine.cpp	Sun Aug 20 21:04:43 2006
@@ -31,7 +31,7 @@
 using namespace cl;
 
 // Globals for name and overview of program
-static const char *ProgramName = "<unknown>";
+static const char *ProgramName = "<premain>";
 static const char *ProgramOverview = 0;
 
 // This collects additional help to be printed.


Index: llvm/lib/Support/GraphWriter.cpp
diff -u llvm/lib/Support/GraphWriter.cpp:1.2 llvm/lib/Support/GraphWriter.cpp:1.3
--- llvm/lib/Support/GraphWriter.cpp:1.2	Fri Jul 28 17:21:01 2006
+++ llvm/lib/Support/GraphWriter.cpp	Sun Aug 20 21:04:43 2006
@@ -59,7 +59,9 @@
     args.push_back(PSFilename.c_str());
     args.push_back(0);
     
-    sys::Program::ExecuteAndWait(gv, &args[0]);
+    if (sys::Program::ExecuteAndWait(gv, &args[0])) {
+      std::cerr << "Error viewing graph: 'gv' not in path?\n";
+    }
   }
   PSFilename.eraseFromDisk();
 #elif HAVE_DOTTY