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Code Issues Wiki Activity

Bug 335895: GDB Traces Console has infinite capacity

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This commit is contained in:
Marc Khouzam 2011-02-07 15:30:52 +00:00
parent 615c1345eb
commit bc169066cd
3 changed files with 38 additions and 12 deletions
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27
dsf-gdb/org.eclipse.cdt.dsf.gdb.ui/src/org/eclipse/cdt/dsf/gdb/internal/ui/console/TracingConsoleManager.java
View file

@ -32,6 +32,18 @@ import org.eclipse.ui.console.IConsoleManager;
*/
public class TracingConsoleManager implements ILaunchesListener2, IPropertyChangeListener {
/**
* The number of characters that should be deleted once the GDB traces console
* reaches its configurable maximum.
*/
private static final int NUMBER_OF_CHARS_TO_DELETE = 100000;
/**
* The minimum number of characters that should be kept when truncating
* the console output.
*/
private static final int MIN_NUMBER_OF_CHARS_TO_KEEP = 5000;
/**
* Member to keep track of the preference.
* We keep it up-to-date by registering as an IPropertyChangeListener
@ -47,7 +59,7 @@ public class TracingConsoleManager implements ILaunchesListener2, IPropertyChang
* The number of characters that will be kept in the console once we
* go over fMaxNumCharacters and that we must remove some characters
*/
private int fMinNumCharacters = 400000;
private int fMinNumCharacters = fMaxNumCharacters - NUMBER_OF_CHARS_TO_DELETE;
/**
* Start the tracing console. We don't do this in a constructor, because
@ -183,12 +195,17 @@ public class TracingConsoleManager implements ILaunchesListener2, IPropertyChang
/** @since 2.2 */
protected void setWaterMarks(int maxChars) {
if (maxChars < 10000) maxChars = 10000;
if (maxChars < (MIN_NUMBER_OF_CHARS_TO_KEEP * 2)) {
maxChars = MIN_NUMBER_OF_CHARS_TO_KEEP * 2;
}
fMaxNumCharacters = maxChars;
// If the max number of chars is anything below 105000, we only keep 5000 once we truncate.
// If the max number of chars is bigger than 105000, we truncate 100000 chars.
fMinNumCharacters = maxChars < 105000 ? 5000 : maxChars - 100000;
// If the max number of chars is anything below the number of chars we are going to delete
// (plus our minimum buffer), we only keep the minimum.
// If the max number of chars is bigger than the number of chars we are going to delete (plus
// the minimum buffer), we truncate a fixed amount chars.
fMinNumCharacters = maxChars < (NUMBER_OF_CHARS_TO_DELETE + MIN_NUMBER_OF_CHARS_TO_KEEP)
? MIN_NUMBER_OF_CHARS_TO_KEEP : maxChars - NUMBER_OF_CHARS_TO_DELETE;
}
/** @since 2.2 */

21
dsf-gdb/org.eclipse.cdt.dsf.gdb.ui/src/org/eclipse/cdt/dsf/gdb/internal/ui/preferences/GdbDebugPreferencePage.java
View file

@ -130,15 +130,15 @@ public class GdbDebugPreferencePage extends FieldEditorPreferencePage implements
group.setLayout(groupLayout);
group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
BooleanFieldEditor boolField= new BooleanFieldEditor(
final ListenableBooleanFieldEditor enableGdbTracesField = new ListenableBooleanFieldEditor(
IGdbDebugPreferenceConstants.PREF_TRACES_ENABLE,
MessagesForPreferences.GdbDebugPreferencePage_enableTraces_label,
group);
SWT.NONE, group);
boolField.fillIntoGrid(group, 3);
addField(boolField);
enableGdbTracesField.fillIntoGrid(group, 3);
addField(enableGdbTracesField);
IntegerFieldEditor maxCharactersField = new IntegerFieldEditor(
final IntegerFieldEditor maxCharactersField = new IntegerFieldEditor(
IGdbDebugPreferenceConstants.PREF_MAX_GDB_TRACES,
MessagesForPreferences.GdbDebugPreferencePage_maxGdbTraces_label,
group);
@ -148,6 +148,15 @@ public class GdbDebugPreferencePage extends FieldEditorPreferencePage implements
maxCharactersField.fillIntoGrid(group, 3);
addField(maxCharactersField);
final Group finalGroup = group;
enableGdbTracesField.getChangeControl(group).addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
boolean enabled = enableGdbTracesField.getBooleanValue();
maxCharactersField.setEnabled(enabled, finalGroup);
}
});
// need to set layout again
group.setLayout(groupLayout);
@ -157,7 +166,7 @@ public class GdbDebugPreferencePage extends FieldEditorPreferencePage implements
group.setLayout(groupLayout);
group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
boolField= new BooleanFieldEditor(
BooleanFieldEditor boolField= new BooleanFieldEditor(
IGdbDebugPreferenceConstants.PREF_AUTO_TERMINATE_GDB,
MessagesForPreferences.GdbDebugPreferencePage_autoTerminateGdb_label,
group);

2
dsf-gdb/org.eclipse.cdt.dsf.gdb.ui/src/org/eclipse/cdt/dsf/gdb/internal/ui/preferences/MessagesForPreferences.properties
View file

@ -14,7 +14,7 @@ GdbDebugPreferencePage_description=General settings for GDB Debugging
GdbDebugPreferencePage_traces_label=Traces
GdbDebugPreferencePage_enableTraces_label=Enable GDB traces
GdbDebugPreferencePage_maxGdbTraces_label=Limit GDB traces output (# characters):
GdbDebugPreferencePage_maxGdbTraces_label=Limit GDB traces output (number of characters):
GdbDebugPreferencePage_termination_label=Termination
GdbDebugPreferencePage_autoTerminateGdb_label=Terminate GDB when last process exits