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From: swagiaal@sourceware.org
To: frysk-cvs@sourceware.org
Subject: [SCM] master: swagiaal: fstack now takes a -n <number of frames> option.
Date: Thu, 22 Nov 2007 15:29:00 -0000 [thread overview]
Message-ID: <20071122152921.2938.qmail@sourceware.org> (raw)
The branch, master has been updated
via 3f968fbe46d1ba360e37d072921d716e147f6826 (commit)
from e968bea4004ca57402fc394bfa30edbf82756362 (commit)
Those revisions listed above that are new to this repository have
not appeared on any other notification email.
- Log -----------------------------------------------------------------
commit 3f968fbe46d1ba360e37d072921d716e147f6826
Author: Sami Wagiaalla <swagiaal@redhat.com>
Date: Wed Nov 21 14:30:05 2007 -0500
swagiaal: fstack now takes a -n <number of frames> option.
frysk-core/frysk/bindir/ChangeLog
+2007-11-21 Sami Wagiaalla <swagiaal@redhat.com>
+
+ * TestFstack.java (testBackTraceWithDashN): New test.
+ (testBackTraceWithDashNDashA): New test.
+ * fstack.java (Stacker.Stacker): Added number-of-frames option
+ and handling.
+
frysk-core/frysk/debuginfo/ChangeLog
+2007-11-21 Sami Wagiaalla <swagiaal@redhat.com>
+
+ * DebugInfoStackFactory.java (printTaskStackTrace): Added
+ numberOfFrames argument.
+ (printVirtualTaskStackTrace): Ditto.
+
frysk-core/frysk/stack/ChangeLog
+2007-11-21 Sami Wagiaalla <swagiaal@redhat.com>
+
+ * StackFactory.java (printTaskStackTrace): Added number of
+ frames check.
+
frysk-core/frysk/util/ChangeLog
+2007-11-21 Sami Wagiaalla <swagiaal@redhat.com>
+
+ * StacktraceAction.java: Now passes numberOfFrames argument.
+
-----------------------------------------------------------------------
Summary of changes:
frysk-core/frysk/bindir/ChangeLog | 7 ++++
frysk-core/frysk/bindir/TestFstack.java | 37 ++++++++++++++++++++
frysk-core/frysk/bindir/fstack.java | 30 ++++++++++++----
frysk-core/frysk/debuginfo/ChangeLog | 6 +++
.../frysk/debuginfo/DebugInfoStackFactory.java | 10 +++--
frysk-core/frysk/debuginfo/TestFrameDebugInfo.java | 2 +-
frysk-core/frysk/proc/dead/TestLinuxCore.java | 36 ++++++++++---------
frysk-core/frysk/stack/ChangeLog | 5 +++
frysk-core/frysk/stack/StackFactory.java | 10 ++++-
frysk-core/frysk/util/ChangeLog | 4 ++
frysk-core/frysk/util/StacktraceAction.java | 16 +++++---
frysk-core/frysk/util/StressTestFStack.java | 2 +-
frysk-core/frysk/util/TestFStack.java | 8 ++--
13 files changed, 131 insertions(+), 42 deletions(-)
First 500 lines of diff:
diff --git a/frysk-core/frysk/bindir/ChangeLog b/frysk-core/frysk/bindir/ChangeLog
index 4dbced2..3ca398a 100644
--- a/frysk-core/frysk/bindir/ChangeLog
+++ b/frysk-core/frysk/bindir/ChangeLog
@@ -1,3 +1,10 @@
+2007-11-21 Sami Wagiaalla <swagiaal@redhat.com>
+
+ * TestFstack.java (testBackTraceWithDashN): New test.
+ (testBackTraceWithDashNDashA): New test.
+ * fstack.java (Stacker.Stacker): Added number-of-frames option
+ and handling.
+
2007-11-20 Sami Wagiaalla <swagiaal@redhat.com>
* TestFstack.java (testBackTraceWithDashC): Removed check for
diff --git a/frysk-core/frysk/bindir/TestFstack.java b/frysk-core/frysk/bindir/TestFstack.java
index d45899d..fa0f4a4 100644
--- a/frysk-core/frysk/bindir/TestFstack.java
+++ b/frysk-core/frysk/bindir/TestFstack.java
@@ -138,4 +138,41 @@ public class TestFstack
e.expect("\\#3 .*main");
}
+ public void testBackTraceWithDashN () {
+ Expect e = fstack("funit-long-stack", new String[]{"-n","5"});
+ e.expect("\\#0 .*crash[^\\r\\n]*");
+ e.expect("\\#1 .*first[^\\r\\n]*");
+ e.expect("\\#2 .*first[^\\r\\n]*");
+ e.expect("\\#3 .*first[^\\r\\n]*");
+ e.expect("\\#4 .*first[^\\r\\n]*");
+ e.expect("...");
+ e.close();
+
+ e = fstack("funit-long-stack", new String[]{"-n","4"});
+ e.expect("\\#0 .*crash[^\\r\\n]*");
+ e.expect("\\#1 .*first[^\\r\\n]*");
+ e.expect("\\#2 .*first[^\\r\\n]*");
+ e.expect("\\#3 .*first[^\\r\\n]*");
+ e.expect("...");
+ e.close();
+
+ e = fstack("funit-long-stack", new String[]{"-n","0"});
+ e.expect("\\#51 .*first[^\\r\\n]*");
+ e.close();
+
+ }
+
+ public void testBackTraceWithDashNDashA () {
+ Expect e = fstack("funit-long-stack", new String[]{"-n","5", "-a"});
+ e.expect("\\#0 .*crash[^\\r\\n]*");
+ e.expect("\\#1 .*first[^\\r\\n]*");
+ e.expect("\\#2 .*first[^\\r\\n]*");
+ e.expect("\\#3 .*first[^\\r\\n]*");
+ e.expect("\\#4 .*first[^\\r\\n]*");
+ e.expect("...");
+ e.close();
+ }
+
+
+
}
diff --git a/frysk-core/frysk/bindir/fstack.java b/frysk-core/frysk/bindir/fstack.java
index 2889f39..bb4f250 100644
--- a/frysk-core/frysk/bindir/fstack.java
+++ b/frysk-core/frysk/bindir/fstack.java
@@ -51,11 +51,11 @@ import frysk.proc.ProcBlockAction;
import frysk.proc.ProcCoreAction;
import frysk.proc.ProcId;
import frysk.util.CommandlineParser;
+import frysk.util.CoreExePair;
import frysk.util.StacktraceAction;
import frysk.util.Util;
import gnu.classpath.tools.getopt.Option;
import gnu.classpath.tools.getopt.OptionException;
-import frysk.util.CoreExePair;
public final class fstack
{
@@ -67,6 +67,7 @@ public final class fstack
private static PrintWriter printWriter = new PrintWriter(System.out);
+ static int numberOfFrames;
static boolean virtualFrames = false;
static boolean elfOnly = true;
static boolean printParameters = false;
@@ -78,11 +79,11 @@ public final class fstack
{
Proc proc;
- public Stacker (PrintWriter printWriter, Proc theProc, Event theEvent,boolean elfOnly, boolean virtualFrames,
+ public Stacker (PrintWriter printWriter, Proc theProc, Event theEvent,int numberOfFrames, boolean elfOnly, boolean virtualFrames,
boolean printParameters, boolean printScopes,
boolean fullpath, boolean printSourceLibrary)
{
- super(printWriter, theProc, theEvent, elfOnly,virtualFrames, printParameters, printScopes, fullpath,printSourceLibrary);
+ super(printWriter, theProc, theEvent, numberOfFrames, elfOnly,virtualFrames, printParameters, printScopes, fullpath,printSourceLibrary);
this.proc = theProc;
}
@@ -141,7 +142,7 @@ public final class fstack
{
Proc proc = Util.getProcFromCoreExePair(coreExePair);
- stacker = new Stacker(printWriter, proc, new PrintEvent(),elfOnly,virtualFrames,printParameters,printScopes, fullpath,printSourceLibrary);
+ stacker = new Stacker(printWriter, proc, new PrintEvent(), numberOfFrames, elfOnly,virtualFrames,printParameters,printScopes, fullpath,printSourceLibrary);
new ProcCoreAction(proc, stacker);
Manager.eventLoop.run();
}
@@ -149,13 +150,14 @@ public final class fstack
private static void stackPid (ProcId procId)
{
Proc proc = Util.getProcFromPid(procId);
- stacker = new Stacker(printWriter, proc, new AbandonPrintEvent(proc),elfOnly,virtualFrames,printParameters,printScopes, fullpath,printSourceLibrary);
+ stacker = new Stacker(printWriter, proc, new AbandonPrintEvent(proc), numberOfFrames, elfOnly,virtualFrames,printParameters,printScopes, fullpath,printSourceLibrary);
new ProcBlockAction(proc, stacker);
Manager.eventLoop.run();
}
public static void main (String[] args)
{
+
parser = new CommandlineParser("fstack")
{
//@Override
@@ -168,12 +170,26 @@ public final class fstack
//@Override
public void parsePids (ProcId[] pids)
{
+
for (int i = 0; i < pids.length; i++)
stackPid(pids[i]);
}
- };
-
+ };
+
+ parser.add(new Option("number-of-frames", 'n', "number of frames to print. Use -n 0 or" +
+ " -n all to print all frames.", "<number of frames>") {
+ public void parsed(String arg) throws OptionException {
+ if(arg.equals("all")){
+ numberOfFrames = 0;
+ }else{
+ numberOfFrames = Integer.parseInt(arg);
+ return;
+ }
+ }
+ });
+
+
parser.add(new Option("all", 'a', "print all information that can currently be retrieved" +
"about the stack\n" +
"this is equivalent to -p functions,params,scopes,fullpath"){
diff --git a/frysk-core/frysk/debuginfo/ChangeLog b/frysk-core/frysk/debuginfo/ChangeLog
index a088723..54ca18b 100644
--- a/frysk-core/frysk/debuginfo/ChangeLog
+++ b/frysk-core/frysk/debuginfo/ChangeLog
@@ -1,3 +1,9 @@
+2007-11-21 Sami Wagiaalla <swagiaal@redhat.com>
+
+ * DebugInfoStackFactory.java (printTaskStackTrace): Added
+ numberOfFrames argument.
+ (printVirtualTaskStackTrace): Ditto.
+
2007-11-20 Stan Cox <scox@redhat.com>
* TypeEntry.java (getType): Remove reference to DwarfDie.getBaseType().
diff --git a/frysk-core/frysk/debuginfo/DebugInfoStackFactory.java b/frysk-core/frysk/debuginfo/DebugInfoStackFactory.java
index 325c389..83a0cb3 100644
--- a/frysk-core/frysk/debuginfo/DebugInfoStackFactory.java
+++ b/frysk-core/frysk/debuginfo/DebugInfoStackFactory.java
@@ -97,22 +97,22 @@ public class DebugInfoStackFactory {
return innermostFrame;
}
- public static final void printTaskStackTrace (PrintWriter printWriter, Task task, boolean printParameters, boolean printScopes, boolean fullpath)
+ public static final void printTaskStackTrace (PrintWriter printWriter, Task task, int numberOfFrames, boolean printParameters, boolean printScopes, boolean fullpath)
{
if (task != null){
printWriter.println("Task #" + task.getTid());
DebugInfoFrame frame = createDebugInfoStackTrace(task);
- printStackTrace(printWriter, frame, 20, printParameters,printScopes,fullpath);
+ printStackTrace(printWriter, frame, numberOfFrames, printParameters,printScopes,fullpath);
}
printWriter.flush();
}
- public static final void printVirtualTaskStackTrace (PrintWriter printWriter, Task task, boolean printParameters, boolean printScopes, boolean fullpath)
+ public static final void printVirtualTaskStackTrace (PrintWriter printWriter, Task task, int numberOfFrames, boolean printParameters, boolean printScopes, boolean fullpath)
{
if (task != null){
printWriter.println("Task #" + task.getTid());
DebugInfoFrame frame = createVirtualStackTrace(task);
- printStackTrace(printWriter,frame, 20, printParameters,printScopes,fullpath);
+ printStackTrace(printWriter,frame, numberOfFrames, printParameters,printScopes,fullpath);
}
printWriter.flush();
}
@@ -124,6 +124,8 @@ public class DebugInfoStackFactory {
boolean printScopes,
boolean fullpath) {
+ System.out.println("DebugInfoStackFactory.printStackTrace() numberOfFrames " + numberOfFrames);
+
int count = 0;
for (DebugInfoFrame frame = topFrame; frame != null;
frame = frame.getOuterDebugInfoFrame()) {
diff --git a/frysk-core/frysk/debuginfo/TestFrameDebugInfo.java b/frysk-core/frysk/debuginfo/TestFrameDebugInfo.java
index 8342b3c..3cf8375 100644
--- a/frysk-core/frysk/debuginfo/TestFrameDebugInfo.java
+++ b/frysk-core/frysk/debuginfo/TestFrameDebugInfo.java
@@ -188,7 +188,7 @@ public class TestFrameDebugInfo
Task task = (new DaemonBlockedAtSignal("funit-stack-inlined")).getMainTask();
StringWriter stringWriter = new StringWriter();
- DebugInfoStackFactory.printVirtualTaskStackTrace(new PrintWriter(stringWriter), task, true, true, true);
+ DebugInfoStackFactory.printVirtualTaskStackTrace(new PrintWriter(stringWriter), task,0, true, true, true);
assertTrue("contains inline", stringWriter.getBuffer().toString().contains("inline"));
assertTrue("contains first", stringWriter.getBuffer().toString().contains("first"));
diff --git a/frysk-core/frysk/proc/dead/TestLinuxCore.java b/frysk-core/frysk/proc/dead/TestLinuxCore.java
index 9eaf26d..8d41403 100644
--- a/frysk-core/frysk/proc/dead/TestLinuxCore.java
+++ b/frysk-core/frysk/proc/dead/TestLinuxCore.java
@@ -39,34 +39,36 @@
package frysk.proc.dead;
-import frysk.Config;
import inua.eio.ByteBuffer;
import java.io.File;
import java.io.PrintWriter;
import java.io.StringWriter;
+
+import lib.dwfl.Dwfl;
+import lib.dwfl.DwflModule;
+import lib.dwfl.SymbolBuilder;
+import frysk.Config;
+import frysk.dwfl.DwflCache;
+import frysk.event.Event;
+import frysk.event.RequestStopEvent;
import frysk.isa.IA32Registers;
import frysk.proc.Action;
-import frysk.proc.Task;
-import frysk.proc.Proc;
-import frysk.proc.Host;
import frysk.proc.Auxv;
-import frysk.testbed.DaemonBlockedAtSignal;
-import frysk.testbed.TestLib;
-import frysk.proc.ProcId;
+import frysk.proc.Host;
import frysk.proc.Manager;
import frysk.proc.MemoryMap;
-import frysk.proc.TaskObserver;
-import frysk.util.CoredumpAction;
-import frysk.util.StacktraceAction;
-import frysk.event.Event;
-import frysk.event.RequestStopEvent;
+import frysk.proc.Proc;
import frysk.proc.ProcBlockAction;
import frysk.proc.ProcCoreAction;
+import frysk.proc.ProcId;
+import frysk.proc.Task;
+import frysk.proc.TaskObserver;
+import frysk.testbed.DaemonBlockedAtSignal;
import frysk.testbed.LegacyOffspring;
-
-import lib.dwfl.*;
-import frysk.dwfl.*;
+import frysk.testbed.TestLib;
+import frysk.util.CoredumpAction;
+import frysk.util.StacktraceAction;
public class TestLinuxCore
extends TestLib
@@ -156,7 +158,7 @@ public class TestLinuxCore
// Create a Stacktrace of the blocked live process
liveStacktrace = new StacktraceAction(new PrintWriter(liveStackOutput),
testProc,
- new RequestStopEvent(Manager.eventLoop),
+ new RequestStopEvent(Manager.eventLoop),0,
true, false, false, false, false, false)
{
@@ -187,7 +189,7 @@ public class TestLinuxCore
// Create a stackktrace of a the corefile process
coreStacktrace = new StacktraceAction(new PrintWriter(coreStackOutput),
coreProc,
- new PrintEvent(),
+ new PrintEvent(),0,
true, false, false, false ,
false, false)
{
diff --git a/frysk-core/frysk/stack/ChangeLog b/frysk-core/frysk/stack/ChangeLog
index 110edfe..2684148 100644
--- a/frysk-core/frysk/stack/ChangeLog
+++ b/frysk-core/frysk/stack/ChangeLog
@@ -1,3 +1,8 @@
+2007-11-21 Sami Wagiaalla <swagiaal@redhat.com>
+
+ * StackFactory.java (printTaskStackTrace): Added number of
+ frames check.
+
2007-11-19 Mark Wielaard <mwielaard@redhat.com>
* LibunwindFrame.java (getAddress): Don't do a proc name lookup,
diff --git a/frysk-core/frysk/stack/StackFactory.java b/frysk-core/frysk/stack/StackFactory.java
index 106f38f..0bdaced 100644
--- a/frysk-core/frysk/stack/StackFactory.java
+++ b/frysk-core/frysk/stack/StackFactory.java
@@ -87,13 +87,19 @@ public class StackFactory
public static final void printTaskStackTrace(PrintWriter writer,
Task task,
- boolean printSourceLibrary) {
+ boolean printSourceLibrary, int numberOfFrames) {
if (task != null) {
writer.print("Task #");
writer.print(task.getTid());
writer.println();
Frame frame = StackFactory.createFrame(task);
- for (; frame != null; frame = frame.getOuter()) {
+ for (int i = 0; frame != null; frame = frame.getOuter(),i++) {
+
+ if (numberOfFrames > 0 && i >= numberOfFrames) {
+ writer.println("...");
+ break;
+ }
+
frame.printLevel(writer);
writer.print(" ");
frame.toPrint(writer, printSourceLibrary);
diff --git a/frysk-core/frysk/util/ChangeLog b/frysk-core/frysk/util/ChangeLog
index 0c48a08..5c50a53 100644
--- a/frysk-core/frysk/util/ChangeLog
+++ b/frysk-core/frysk/util/ChangeLog
@@ -1,3 +1,7 @@
+2007-11-21 Sami Wagiaalla <swagiaal@redhat.com>
+
+ * StacktraceAction.java: Now passes numberOfFrames argument.
+
2007-11-20 Andrew Cagney <cagney@redhat.com>
* X8664LinuxElfCorefile.java: Fix typo; "eflags" -> "rflags".
diff --git a/frysk-core/frysk/util/StacktraceAction.java b/frysk-core/frysk/util/StacktraceAction.java
index 51087e7..2418dc7 100644
--- a/frysk-core/frysk/util/StacktraceAction.java
+++ b/frysk-core/frysk/util/StacktraceAction.java
@@ -79,6 +79,7 @@ public abstract class StacktraceAction
private Event event;
boolean elfOnly;
+ private final int numberOfFrames;
boolean printParameters;
boolean printScopes;
boolean fullpath;
@@ -93,6 +94,7 @@ public abstract class StacktraceAction
* @param theProc the process to run the stack trace on.
* @param theEvent an event to run on completion of the stack trace. For
* example: Stop the eventLoop and exit the program.
+ * @param numberOfFrames number of frames to print pass value <=0 to print all frames.
* @param elfOnly if true print an elf only stack back trace not referring to any
* stack debug information. Otherwise, print a rich stack trace using
* debug information.
@@ -104,10 +106,11 @@ public abstract class StacktraceAction
* file path is printed other wise only the name of the file is printed.
* @throws ProcException
*/
- public StacktraceAction (PrintWriter printWriter, Proc theProc, Event theEvent,boolean elfOnly, boolean virtualFrames, boolean printParameters, boolean printScopes, boolean fullpath, boolean printSourceLibrary)
+ public StacktraceAction (PrintWriter printWriter, Proc theProc, Event theEvent, int numberOfFrames, boolean elfOnly, boolean virtualFrames, boolean printParameters, boolean printScopes, boolean fullpath, boolean printSourceLibrary)
{
event = theEvent;
-
+
+ this.numberOfFrames = numberOfFrames;
this.virtualFrames = virtualFrames;
this.elfOnly = elfOnly;
this.printParameters = printParameters;
@@ -116,7 +119,7 @@ public abstract class StacktraceAction
this.printSourceLibrary = printSourceLibrary;
this.printWriter = printWriter;
- Manager.eventLoop.add(new InterruptEvent(theProc));
+ Manager.eventLoop.add(new InterruptEvent(theProc));
}
public final void existingTask (Task task)
@@ -150,14 +153,15 @@ public abstract class StacktraceAction
Task task = (Task) iter.next();
if(elfOnly){
- StackFactory.printTaskStackTrace(printWriter,task,printSourceLibrary);
+ StackFactory.printTaskStackTrace(printWriter,task,printSourceLibrary, numberOfFrames);
}else{
if(virtualFrames){
- DebugInfoStackFactory.printVirtualTaskStackTrace(printWriter,task,printParameters,printScopes,fullpath);
+ DebugInfoStackFactory.printVirtualTaskStackTrace(printWriter,task,numberOfFrames, printParameters,printScopes,fullpath);
}else{
- DebugInfoStackFactory.printTaskStackTrace(printWriter,task,printParameters,printScopes,fullpath);
+ DebugInfoStackFactory.printTaskStackTrace(printWriter,task,numberOfFrames, printParameters,printScopes,fullpath);
}
}
+ printWriter.println();
}
logger.log(Level.FINE, "{0} exiting printTasks\n", this);
}
diff --git a/frysk-core/frysk/util/StressTestFStack.java b/frysk-core/frysk/util/StressTestFStack.java
index 49cb8bb..deb2b88 100644
--- a/frysk-core/frysk/util/StressTestFStack.java
+++ b/frysk-core/frysk/util/StressTestFStack.java
@@ -88,7 +88,7 @@ public class StressTestFStack
{
proc.requestAbandonAndRunEvent(new RequestStopEvent(Manager.eventLoop));
}
- }, true,false, false, false, false,true)
+ },0, true,false, false, false, false,true)
{
public void addFailed (Object observable, Throwable w)
diff --git a/frysk-core/frysk/util/TestFStack.java b/frysk-core/frysk/util/TestFStack.java
index c2fe417..42b5df8 100644
--- a/frysk-core/frysk/util/TestFStack.java
+++ b/frysk-core/frysk/util/TestFStack.java
@@ -93,18 +93,18 @@ public class TestFStack
+ "#[\\d]+ 0x[\\da-f]+ in server \\(\\).*\n"
+ "#[\\d]+ 0x[\\da-f]+ in main \\(\\).*\n"
+ "#[\\d]+ 0x[\\da-f]+ in __libc_start_main \\(\\).*\n"
- + "#[\\d]+ 0x[\\da-f]+ in _start \\(\\).*\n";
+ + "#[\\d]+ 0x[\\da-f]+ in _start \\(\\).*\n\n";
String thread = "Task #\\d+\n" + "(#[\\d]+ 0x[\\da-f]+ in .*\n)*"
+ "#[\\d]+ 0x[\\da-f]+ in server \\(\\).*\n"
+ "#[\\d]+ 0x[\\da-f]+ in start_thread \\(\\).*\n"
- + "#[\\d]+ 0x[\\da-f]+ in (__)?clone \\(\\).*\n";
+ + "#[\\d]+ 0x[\\da-f]+ in (__)?clone \\(\\).*\n\n";
final Proc proc = ackProc.assertFindProcAndTasks();
StacktraceAction stacker;
- stacker = new StacktraceAction(new PrintWriter(stringWriter),proc, new RequestStopEvent(Manager.eventLoop), true, false,false, false, false,true)
+ stacker = new StacktraceAction(new PrintWriter(stringWriter),proc, new RequestStopEvent(Manager.eventLoop),20, true, false,false, false, false,true)
{
public void addFailed (Object observable, Throwable w)
@@ -145,7 +145,7 @@ public class TestFStack
Proc proc = (Proc) iter.next();
StacktraceAction stacker;
- stacker = new StacktraceAction(new PrintWriter(stringWriter),proc, new RequestStopEvent(Manager.eventLoop), true, false,false, false, false,true)
+ stacker = new StacktraceAction(new PrintWriter(stringWriter),proc, new RequestStopEvent(Manager.eventLoop),20, true, false,false, false, false,true)
{
public void addFailed (Object observable, Throwable w)
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