[llvm-commits] [llvm] r75793 - /llvm/trunk/lib/Support/raw_ostream.cpp

[Dan Gohman]

Author: djg
Date: Wed Jul 15 11:43:01 2009
New Revision: 75793

URL: http://llvm.org/viewvc/llvm-project?rev=75793&view=rev
Log:
Check for errors on close(2) too. And lseek(2).

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

Modified: llvm/trunk/lib/Support/raw_ostream.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/raw_ostream.cpp?rev=75793&r1=75792&r2=75793&view=diff

==============================================================================
--- llvm/trunk/lib/Support/raw_ostream.cpp (original)
+++ llvm/trunk/lib/Support/raw_ostream.cpp Wed Jul 15 11:43:01 2009
@@ -279,7 +279,8 @@
   if (FD >= 0) {
     flush();
     if (ShouldClose)
-      ::close(FD);
+      if (::close(FD) != 0)
+        llvm_report_error("IO failure closing output stream.");
   }
 }
 
@@ -294,13 +295,16 @@
   assert (ShouldClose);
   ShouldClose = false;
   flush();
-  ::close(FD);
+  if (::close(FD) != 0)
+    llvm_report_error("IO failure closing output stream.");
   FD = -1;
 }
 
 uint64_t raw_fd_ostream::seek(uint64_t off) {
   flush();
   pos = ::lseek(FD, off, SEEK_SET);
+  if (pos != off)
+    llvm_report_error("IO failure seeking on output stream.");
   return pos;  
 }