[SCM] master: Reurn null when cannot get ISA.

[SCM] master: Reurn null when cannot get ISA.

[rmoseley]

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       via  0ca8a85014ea151d6fcb01676cacd86841da3af4 (commit)
      from  86fc26f68c285f6f5740351cfffea9cbb96733c4 (commit)

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- Log -----------------------------------------------------------------
commit 0ca8a85014ea151d6fcb01676cacd86841da3af4
Author: Rick Moseley <rmoseley@dhcp-215.hsv.redhat.com>
Date:   Thu Jan 17 13:56:46 2008 -0600

    Reurn null when cannot get ISA.
    
    * IsaFactory.java: Return null when can't get ISA.

-----------------------------------------------------------------------

Summary of changes:
 frysk-core/frysk/proc/live/ChangeLog       |    1 +
 frysk-core/frysk/proc/live/IsaFactory.java |   18 +++++++++++-------
 2 files changed, 12 insertions(+), 7 deletions(-)

First 500 lines of diff:
diff --git a/frysk-core/frysk/proc/live/ChangeLog b/frysk-core/frysk/proc/live/ChangeLog
index 2888dee..98df95a 100644
--- a/frysk-core/frysk/proc/live/ChangeLog
+++ b/frysk-core/frysk/proc/live/ChangeLog
@@ -2,6 +2,7 @@
 
 	* LinuxWaitBuilder.java: Catch error when process is gone.
 	* LinuxPtraceTaskState.java: Handle null ISA return.
+	* IsaFactory.java: Return null when can't get ISA.
 
 2008-01-17  Andrew Cagney  <cagney@redhat.com>
 
diff --git a/frysk-core/frysk/proc/live/IsaFactory.java b/frysk-core/frysk/proc/live/IsaFactory.java
index ae454b3..2c262ab 100644
--- a/frysk-core/frysk/proc/live/IsaFactory.java
+++ b/frysk-core/frysk/proc/live/IsaFactory.java
@@ -56,6 +56,7 @@ public class IsaFactory
   private static IsaFactory factory;
   static final Logger logger = Logger.getLogger("frysk");
   private Hashtable isaHash;
+  private String MESSAGE = "getting task's executable";
     
     IsaFactory() {
 	isaHash = new Hashtable();
@@ -96,16 +97,16 @@ public class IsaFactory
     try {
 	exe = new File("/proc/" + pid + "/exe").getCanonicalPath();
     } catch (java.io.IOException e) {
-	throw new RuntimeException("getting task's executable", e);
+	throw new RuntimeException(MESSAGE, e);
     }
     Elf elfFile;
     try {
 	elfFile = new Elf(exe, ElfCommand.ELF_C_READ);
     } catch (ElfFileException e) {
-	throw new RuntimeException ("getting task's executable", e);
+	throw new RuntimeException (MESSAGE, e);
     }
     catch (ElfException e) {
-	throw new RuntimeException ("getting task's executable", e);
+	throw new RuntimeException (MESSAGE, e);
     }
 
     try {
@@ -145,10 +146,13 @@ public class IsaFactory
       return isa;
   }
 
-  public  Isa getIsa(int pid) 
-  {
-    return getIsa(pid, null);
-  }
+  public Isa getIsa(int pid) {
+	try {
+	    return getIsa(pid, null);
+	} catch (Exception e) {
+	    return null;
+	}
+    }
   
   public Isa getIsa(Task task)
   {


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