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/*******************************************************************************
* Copyright (c) 2000, 2006 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.debug.mi.core.output;
/**
* GDB/MI Frame tuple parsing.
*/
public class MIFrame {
int level;
String addr;
String func = ""; //$NON-NLS-1$
String file = ""; //$NON-NLS-1$
// since gdb 6.4
String fullname = ""; //$NON-NLS-1$
int line;
MIArg[] args = new MIArg[0];
public MIFrame(MITuple tuple) {
parse(tuple);
}
public MIArg[] getArgs() {
return args;
}
public String getFile() {
String fname = getFullname();
return ( fname.length() != 0 ) ? fname : file;
}
public String getFullname() {
return fullname;
}
public String getFunction() {
return func;
}
public int getLine() {
return line;
}
public String getAddress() {
return addr;
}
public int getLevel() {
return level;
}
public String toString() {
StringBuffer buffer = new StringBuffer();
buffer.append("level=\"" + level + "\""); //$NON-NLS-1$//$NON-NLS-2$
buffer.append(",addr=\"" + addr + "\""); //$NON-NLS-1$//$NON-NLS-2$
buffer.append(",func=\"" + func + "\""); //$NON-NLS-1$//$NON-NLS-2$
buffer.append(",file=\"" + file + "\""); //$NON-NLS-1$//$NON-NLS-2$
buffer.append(",line=\"").append(line).append('"'); //$NON-NLS-1$
buffer.append(",args=["); //$NON-NLS-1$
for (int i = 0; i < args.length; i++) {
if (i != 0) {
buffer.append(',');
}
buffer.append("{name=\"" + args[i].getName() + "\"");//$NON-NLS-1$//$NON-NLS-2$
buffer.append(",value=\"" + args[i].getValue() + "\"}");//$NON-NLS-1$//$NON-NLS-2$
}
buffer.append(']');
return buffer.toString();
}
void parse(MITuple tuple) {
MIResult[] results = tuple.getMIResults();
for (int i = 0; i < results.length; i++) {
String var = results[i].getVariable();
MIValue value = results[i].getMIValue();
String str = ""; //$NON-NLS-1$
if (value != null && value instanceof MIConst) {
str = ((MIConst)value).getCString();
}
if (var.equals("level")) { //$NON-NLS-1$
try {
level = Integer.parseInt(str.trim());
} catch (NumberFormatException e) {
}
} else if (var.equals("addr")) { //$NON-NLS-1$
try {
addr = str.trim();
} catch (NumberFormatException e) {
}
} else if (var.equals("func")) { //$NON-NLS-1$
func = null;
if ( str != null ) {
str = str.trim();
if ( str.equals( "??" ) ) //$NON-NLS-1$
func = ""; //$NON-NLS-1$
else {
func = str;
// In some situations gdb returns the function names that include parameter types.
// To make the presentation consistent truncate the parameters. PR 46592
// However PR180059: only cut it if it is last brackets represent parameters,
// because gdb can return: func="(anonymous namespace)::func2((anonymous namespace)::Test*)"
int closing = str.lastIndexOf(')');
if (closing == str.length() - 1) {
int end = getMatchingBracketIndex(str, closing - 1);
if (end >= 0) {
func = str.substring(0, end);
}
}
}
}
} else if (var.equals("file")) { //$NON-NLS-1$
file = str;
} else if (var.equals("fullname")) { //$NON-NLS-1$
fullname = str;
} else if (var.equals("line")) { //$NON-NLS-1$
try {
line = Integer.parseInt(str.trim());
} catch (NumberFormatException e) {
}
} else if (var.equals("args")) { //$NON-NLS-1$
if (value instanceof MIList) {
args = MIArg.getMIArgs((MIList)value);
} else if (value instanceof MITuple) {
args = MIArg.getMIArgs((MITuple)value);
}
}
}
}
private int getMatchingBracketIndex(String str, int end) {
int depth = 1;
for (;end>=0;end--) {
int c = str.charAt(end);
if (c=='(') {
depth--;
if (depth==0) break;
} else if (c==')')
depth++;
}
return end;
}
}
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