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Code Issues Wiki Activity

Support for __func__, bug 247747.

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This commit is contained in:
Markus Schorn 2008-10-02 14:23:22 +00:00
parent c7cf3b3790
commit c47ff4d34f
7 changed files with 328 additions and 3 deletions
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19
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
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@ -5273,4 +5273,23 @@ public class AST2Tests extends AST2BaseTest {
parseAndCheckBindings(getAboveComment(), lang, true);
}
}
// void alloc(const char * id) {}
// void test() {
// alloc(__func__);
// }
public void testPredefinedFunctionName_Bug247747() throws Exception {
parseAndCheckBindings(getAboveComment(), ParserLanguage.C, false);
}
// void alloc(const char * id) {}
// void test() {
// alloc(__func__);
// alloc(__FUNCTION__);
// alloc(__PRETTY_FUNCTION__);
// }
public void testPredefinedFunctionNameGcc_Bug247747() throws Exception {
parseAndCheckBindings(getAboveComment(), ParserLanguage.C, true);
parseAndCheckBindings(getAboveComment(), ParserLanguage.CPP, true);
}
}

3
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/parser/c/AbstractCParserExtensionConfiguration.java
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@ -13,6 +13,7 @@ package org.eclipse.cdt.core.dom.parser.c;
import org.eclipse.cdt.core.dom.parser.IBuiltinBindingsProvider;
import org.eclipse.cdt.core.parser.ParserLanguage;
import org.eclipse.cdt.internal.core.dom.parser.CBuiltinSymbolProvider;
import org.eclipse.cdt.internal.core.dom.parser.GCCBuiltinSymbolProvider;
@ -85,7 +86,7 @@ public abstract class AbstractCParserExtensionConfiguration implements ICParserE
if (supportGCCOtherBuiltinSymbols()) {
return new GCCBuiltinSymbolProvider(ParserLanguage.C);
}
return null;
return new CBuiltinSymbolProvider();
}
/**

65
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/CBuiltinSymbolProvider.java Normal file
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@ -0,0 +1,65 @@
/*******************************************************************************
* Copyright (c) 2005, 2008 IBM Corporation 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:
* IBM - Initial API and implementation
* Markus Schorn (Wind River Systems)
* Anton Leherbauer (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser;
import org.eclipse.cdt.core.dom.ast.ASTNodeProperty;
import org.eclipse.cdt.core.dom.ast.IBasicType;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IScope;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.parser.IBuiltinBindingsProvider;
import org.eclipse.cdt.core.parser.util.ArrayUtil;
import org.eclipse.cdt.internal.core.dom.parser.c.CBasicType;
import org.eclipse.cdt.internal.core.dom.parser.c.CBuiltinVariable;
import org.eclipse.cdt.internal.core.dom.parser.c.CPointerType;
import org.eclipse.cdt.internal.core.dom.parser.c.CQualifierType;
/**
* This is the IBuiltinBindingsProvider used to implement the standard builtin bindings:
*/
public class CBuiltinSymbolProvider implements IBuiltinBindingsProvider {
public static final ASTNodeProperty BUILTIN_SYMBOL = new ASTNodeProperty(
"GCCBuiltinSymbolProvider.BUILTIN_SYMBOL - built-in symbol"); //$NON-NLS-1$
private static final char[] __FUNC__ = "__func__".toCharArray(); //$NON-NLS-1$
private static final int NUM_BUILTINS = 1; // the total number of builtin functions listed above
static final private IType c_char;
static final private IType c_const_char_p;
static {
new CBasicType(IBasicType.t_unspecified, 0);
c_char = new CBasicType( IBasicType.t_char, 0 );
c_const_char_p = new CPointerType(new CQualifierType( c_char, true, false, false), 0);
}
private IBinding[] bindings=new IBinding[NUM_BUILTINS];
private IScope scope=null;
public CBuiltinSymbolProvider() {
}
public IBinding[] getBuiltinBindings(IScope scope) {
this.scope= scope;
initialize();
return (IBinding[])ArrayUtil.trim(IBinding.class, bindings);
}
private void initialize() {
__func__();
}
private void __func__() {
// const char * __func__;
IBinding temp= new CBuiltinVariable(c_const_char_p, __FUNC__, scope);
bindings = (IBinding[])ArrayUtil.append(IBinding.class, bindings, temp);
}
}

25
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/GCCBuiltinSymbolProvider.java
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@ -30,12 +30,14 @@ import org.eclipse.cdt.internal.core.dom.parser.c.CBasicType;
import org.eclipse.cdt.internal.core.dom.parser.c.CFunctionType;
import org.eclipse.cdt.internal.core.dom.parser.c.CImplicitFunction;
import org.eclipse.cdt.internal.core.dom.parser.c.CImplicitTypedef;
import org.eclipse.cdt.internal.core.dom.parser.c.CBuiltinVariable;
import org.eclipse.cdt.internal.core.dom.parser.c.CPointerType;
import org.eclipse.cdt.internal.core.dom.parser.c.CQualifierType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPBasicType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPFunctionType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPImplicitFunction;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPImplicitTypedef;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPBuiltinVariable;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPPointerType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPQualifierType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.GPPBasicType;
@ -161,8 +163,11 @@ public class GCCBuiltinSymbolProvider implements IBuiltinBindingsProvider {
private static final char[] __BUILTIN_ISLESSEQUAL = "__builtin_islessequal".toCharArray(); //$NON-NLS-1$
private static final char[] __BUILTIN_ISLESSGREATER = "__builtin_islessgreater".toCharArray(); //$NON-NLS-1$
private static final char[] __BUILTIN_ISUNORDERED = "__builtin_isunordered".toCharArray(); //$NON-NLS-1$
private static final char[] __FUNC__ = "__func__".toCharArray(); //$NON-NLS-1$
private static final char[] __FUNCTION__ = "__FUNCTION__".toCharArray(); //$NON-NLS-1$
private static final char[] __PRETTY_FUNCTION__ = "__PRETTY_FUNCTION__".toCharArray(); //$NON-NLS-1$
private static final int NUM_OTHER_GCC_BUILTINS = 105; // the total number of builtin functions listed above
private static final int NUM_OTHER_GCC_BUILTINS = 109; // the total number of builtin functions listed above
static final private IType c_unspecified;
static final private IType c_char;
@ -320,8 +325,26 @@ public class GCCBuiltinSymbolProvider implements IBuiltinBindingsProvider {
__builtin_mem();
__builtin_str_strn();
__builtin_less_greater();
__func__();
}
private void __func__() {
// const char * __func__;
IBinding temp1, temp2, temp3;
if (lang == ParserLanguage.C) {
temp1 = new CBuiltinVariable(c_const_char_p, __FUNC__, scope);
temp2 = new CBuiltinVariable(c_const_char_p, __FUNCTION__, scope);
temp3 = new CBuiltinVariable(c_const_char_p, __PRETTY_FUNCTION__, scope);
} else {
temp1 = new CPPBuiltinVariable(cpp_const_char_p, __FUNC__, scope);
temp2 = new CPPBuiltinVariable(cpp_const_char_p, __FUNCTION__, scope);
temp3 = new CPPBuiltinVariable(cpp_const_char_p, __PRETTY_FUNCTION__, scope);
}
bindings = (IBinding[])ArrayUtil.append(IBinding.class, bindings, temp1);
bindings = (IBinding[])ArrayUtil.append(IBinding.class, bindings, temp2);
bindings = (IBinding[])ArrayUtil.append(IBinding.class, bindings, temp3);
}
private void __builtin_va_list() {
// char * __builtin_va_list();
IBinding temp = null;

78
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/CBuiltinVariable.java Normal file
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@ -0,0 +1,78 @@
/*******************************************************************************
* Copyright (c) 2008 Wind River Systems Inc. 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:
* Markus Schorn - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.c;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IScope;
import org.eclipse.cdt.core.dom.ast.IType;
/**
* Used to represent built-in variables that exist on the translation
* unit but are not actually part of the physical AST created by CDT.
*
* An example is the built-in variable __func__.
*/
public class CBuiltinVariable extends CVariable {
private IType type=null;
private char[] name=null;
private IScope scope=null;
public CBuiltinVariable(IType type, char[] name, IScope scope) {
super(null);
this.type = type;
this.name = name;
this.scope = scope;
}
@Override
public IType getType() {
return type;
}
@Override
public String getName() {
return String.valueOf(name);
}
@Override
public char[] getNameCharArray() {
return name;
}
@Override
public IScope getScope() {
return scope;
}
/**
* returns null
*/
@Override
public IASTNode[] getDeclarations() {
return null;
}
/**
* returns null
*/
@Override
public IASTNode getDefinition() {
return null;
}
@Override
public IBinding getOwner() throws DOMException {
return null;
}
}

133
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPBuiltinVariable.java Normal file
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@ -0,0 +1,133 @@
/*******************************************************************************
* Copyright (c) 2008 Wind River Systems Inc. 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:
* Markus Schorn - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IScope;
import org.eclipse.cdt.core.dom.ast.IType;
/**
* Used to represent built-in variables that exist on the translation
* unit but are not actually part of the physical AST created by CDT.
*
* An example is the built-in variable __func__.
*/
public class CPPBuiltinVariable extends CPPVariable {
private IType type=null;
private char[] name=null;
private IScope scope=null;
public CPPBuiltinVariable(IType type, char[] name, IScope scope) {
super(null);
this.type = type;
this.name = name;
this.scope = scope;
}
@Override
public IType getType() {
return type;
}
@Override
public String getName() {
return String.valueOf(name);
}
@Override
public char[] getNameCharArray() {
return name;
}
@Override
public IScope getScope() {
return scope;
}
/**
* returns null
*/
@Override
public IASTNode[] getDeclarations() {
return null;
}
/**
* returns null
*/
@Override
public IASTNode getDefinition() {
return null;
}
/**
* does nothing
*/
@Override
public void addDefinition(IASTNode node) {
// do nothing
}
/**
* does nothing
*/
@Override
public void addDeclaration(IASTNode node) {
// do nothing
}
/**
* does nothing
*/
@Override
public void removeDeclaration(IASTNode node) {
// do nothing
}
@Override
public String[] getQualifiedName() {
String[] temp = new String[1];
temp[0] = String.valueOf(name);
return temp;
}
@Override
public char[][] getQualifiedNameCharArray() {
char[][] temp = new char[1][];
temp[0] = name;
return temp;
}
/**
* returns true
*/
@Override
public boolean isGloballyQualified() {
return true;
}
@Override
public IBinding getOwner() throws DOMException {
return null;
}
@Override
protected boolean isDefinition(IASTName name) {
return false;
}
}

8
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPVariable.java
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@ -91,7 +91,13 @@ public class CPPVariable extends PlatformObject implements ICPPVariable, ICPPInt
definition = name;
else
declarations = new IASTName[] { name };
name.setBinding(this);
// built-in variables supply a null
if (name != null) {
name.setBinding(this);
} else {
assert this instanceof CPPBuiltinVariable;
}
}
protected boolean isDefinition(IASTName name) {