From e10cea0da4b078369c7329f83b915f3bdc58bee0 Mon Sep 17 00:00:00 2001
From: Berk Geveci <berk.geveci@kitware.com>
Date: Wed, 15 May 2002 11:11:16 -0400
Subject: [PATCH] RunCommand now checks whether the process died abnormally (on
 Unix)

---
 Source/cmSystemTools.cxx | 43 ++++++++++++++++++++++++++++++++++++++--
 1 file changed, 41 insertions(+), 2 deletions(-)

diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index 0eaaed5ee..7d51edc77 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -1388,8 +1388,47 @@ bool cmSystemTools::RunCommand(const char* command,
     }
 
   retVal = pclose(cpipe);
-  retVal = WEXITSTATUS(retVal);
-  return true;
+  if (WIFEXITED(retVal))
+    {
+    retVal = WEXITSTATUS(retVal);
+    return true;
+    }
+  if (WIFSIGNALED(retVal))
+    {
+    retVal = WTERMSIG(retVal);
+    std::strstream error;
+    error << "\nProcess terminated due to ";
+    switch (retVal)
+      {
+#ifdef SIGKILL
+      case SIGKILL:
+	error << "SIGKILL";
+	break;
+#endif
+#ifdef SIGFPE
+      case SIGFPE:
+	error << "SIGFPE";
+	break;
+#endif
+#ifdef SIGBUS
+      case SIGBUS:
+	error << "SIGBUS";
+	break;
+#endif
+#ifdef SIGSEGV
+      case SIGSEGV:
+	error << "SIGSEGV";
+	break;
+#endif
+      default:
+	error << "signal " << retVal;
+	break;
+      }
+    error << std::ends;
+    output += error.str();
+    error.rdbuf()->freeze(0);
+    }
+  return false;
 #endif
 }