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https://github.com/eclipse-cdt/cdt
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bug 357442: Tidy EnvironmentVariableManagerToolChain
This commit is contained in:
Andrew Gvozdev
parent
2bccd66416
commit
180b192054
3 changed files with 132 additions and 169 deletions
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@ -21,5 +21,5 @@ ProjectConverter.6=the project conversion failed
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ProjectConverter.7=targets conversion
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ProjectConverter.8=the project conversion failed due to unknown reason
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ProjectConverter.9=the given project is not a valid CDT project
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BuildConfigurationData.NoToolchainSupport=Toolchain "{0}" is not detected. Refer to "C/C++ Development User Guide", "Before you begin" about installing toolchains.
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BuildConfigurationData.NoToolchainSupport=Toolchain "{0}" is not detected. Refer to "C/C++ Development User Guide", "Before you begin" how to install toolchains.
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BuildConfigurationData.OrphanedConfiguration=Orphaned configuration. No base extension cfg exists for {0}
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@ -1,5 +1,5 @@
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/*******************************************************************************
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* Copyright (c) 2012, 2012 Andrew Gvozdev and others.
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* Copyright (c) 2012, 2013 Andrew Gvozdev and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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@ -12,16 +12,11 @@ package org.eclipse.cdt.managedbuilder.internal.envvar;
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import org.eclipse.cdt.core.cdtvariables.ICdtVariable;
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import org.eclipse.cdt.core.envvar.IEnvironmentVariable;
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import org.eclipse.cdt.core.settings.model.ICConfigurationDescription;
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import org.eclipse.cdt.internal.core.cdtvariables.DefaultVariableContextInfo;
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import org.eclipse.cdt.internal.core.cdtvariables.EnvironmentVariableSupplier;
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import org.eclipse.cdt.internal.core.cdtvariables.CdtVariableManager;
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import org.eclipse.cdt.internal.core.cdtvariables.ICoreVariableContextInfo;
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import org.eclipse.cdt.internal.core.envvar.DefaultEnvironmentContextInfo;
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import org.eclipse.cdt.internal.core.envvar.EnvVarDescriptor;
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import org.eclipse.cdt.internal.core.envvar.EnvironmentVariableManager;
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import org.eclipse.cdt.internal.core.envvar.ICoreEnvironmentVariableSupplier;
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import org.eclipse.cdt.internal.core.envvar.IEnvironmentContextInfo;
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import org.eclipse.cdt.managedbuilder.core.IConfiguration;
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import org.eclipse.cdt.managedbuilder.core.IToolChain;
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import org.eclipse.cdt.managedbuilder.core.ManagedBuildManager;
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import org.eclipse.cdt.managedbuilder.envvar.IConfigurationEnvironmentVariableSupplier;
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@ -29,192 +24,145 @@ import org.eclipse.cdt.managedbuilder.envvar.IEnvironmentVariableProvider;
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import org.eclipse.cdt.utils.cdtvariables.ICdtVariableSupplier;
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import org.eclipse.cdt.utils.cdtvariables.IVariableContextInfo;
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/**
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* Helper class to resolve environment variables directly from toolchain. The intention is
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* to use that in New Project Wizard scenarios when no configuration is available yet.
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* to use that in New Project Wizard and other scenarios when no configuration is available yet.
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*
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* @noextend This class is not intended to be subclassed by clients.
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*/
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public class EnvironmentVariableManagerToolChain extends EnvironmentVariableManager {
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private static EnvironmentVariableManagerToolChain fInstance = null;
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private final IToolChain toolChain;
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public EnvironmentVariableManagerToolChain(IToolChain toolchain) {
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this.toolChain = toolchain;
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}
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/**
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* Basically, converter from IEnvironmentVariable to ICdtVariable (build macros) which
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* is used by EnvironmentVariableManager implementation to resolve variables/macros.
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* Wrapper class to deliver appropriate set of environment variable suppliers.
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*/
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private final class CoreVariableContextInfoToolChain implements ICoreVariableContextInfo {
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public final static int CONTEXT_TOOLCHAIN = 1009; // arbitrary value different from ICoreVariableContextInfo.CONTEXT_XXX
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private final IToolChain toolChain;
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private final IConfigurationEnvironmentVariableSupplier mbsSupplier;
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private CoreVariableContextInfoToolChain(IToolChain toolChain) {
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this.toolChain = toolChain;
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this.mbsSupplier = toolChain.getEnvironmentVariableSupplier();
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private class ToolChainEnvironmentContextInfo implements IEnvironmentContextInfo {
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private final ICoreEnvironmentVariableSupplier fToolchainSupplier;
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private ToolChainEnvironmentContextInfo(IToolChain toolChain) {
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fToolchainSupplier = new ToolChainEnvironmentVariableSupplier(toolChain);
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}
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@Override
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public ICdtVariableSupplier[] getSuppliers() {
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ICdtVariableSupplier sup = new ICdtVariableSupplier() {
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@Override
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public ICdtVariable getVariable(String macroName, IVariableContextInfo context) {
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IEnvironmentVariable var = mbsSupplier.getVariable(macroName, null, ManagedBuildManager.getEnvironmentVariableProvider());
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return EnvironmentVariableSupplier.getInstance().createBuildMacro(var);
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}
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@Override
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public ICdtVariable[] getVariables(IVariableContextInfo context) {
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IEnvironmentVariable[] vars = mbsSupplier.getVariables(null, ManagedBuildManager.getEnvironmentVariableProvider());
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if (vars != null) {
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ICdtVariable[] cdtVars = new ICdtVariable[vars.length];
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for (int i = 0; i < vars.length; i++) {
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cdtVars[i] = EnvironmentVariableSupplier.getInstance().createBuildMacro(vars[i]);
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}
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}
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return null;
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}
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};
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return new ICdtVariableSupplier[] { sup };
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}
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@Override
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public IVariableContextInfo getNext() {
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return new DefaultVariableContextInfo(ICoreVariableContextInfo.CONTEXT_WORKSPACE, null);
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}
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@Override
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public int getContextType() {
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return CONTEXT_TOOLCHAIN;
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}
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@Override
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public Object getContextData() {
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return toolChain;
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}
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}
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private final class EnvironmentContextInfoToolChain implements IEnvironmentContextInfo {
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private final IToolChain toolChain;
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private EnvironmentContextInfoToolChain(IToolChain toolChain) {
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this.toolChain = toolChain;
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}
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@Override
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public IEnvironmentContextInfo getNext() {
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return new DefaultEnvironmentContextInfo(null);
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return null;
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}
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@Override
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public ICoreEnvironmentVariableSupplier[] getSuppliers() {
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final IConfigurationEnvironmentVariableSupplier cevSupplier = toolChain.getEnvironmentVariableSupplier();
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return new ICoreEnvironmentVariableSupplier[] {
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fUserSupplier,
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fToolchainSupplier,
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fEclipseSupplier,
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};
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}
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@Override
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public Object getContext() {
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return null;
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}
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}
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/**
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* Tool-chain variable supplier
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*/
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private class ToolChainEnvironmentVariableSupplier implements ICoreEnvironmentVariableSupplier {
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private final IEnvironmentVariableProvider environmentVariableProvider = EnvironmentVariableProvider.getDefault();
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private final IConfigurationEnvironmentVariableSupplier toolchainSupplier;
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ICoreEnvironmentVariableSupplier toolchainSupplier = new ICoreEnvironmentVariableSupplier() {
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private ToolChainEnvironmentVariableSupplier(IToolChain toolChain) {
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this.toolchainSupplier = toolChain.getEnvironmentVariableSupplier();
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}
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@Override
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public IEnvironmentVariable getVariable(String name, Object context) {
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IEnvironmentVariableProvider provider = ManagedBuildManager.getEnvironmentVariableProvider();
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return cevSupplier.getVariable(name, null, provider);
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if (toolchainSupplier == null) {
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return null;
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}
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return toolchainSupplier.getVariable(name, null, environmentVariableProvider);
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}
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@Override
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public IEnvironmentVariable[] getVariables(Object context) {
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return cevSupplier.getVariables(null, ManagedBuildManager.getEnvironmentVariableProvider());
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if (toolchainSupplier == null) {
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return new IEnvironmentVariable[0];
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}
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return toolchainSupplier.getVariables(null, environmentVariableProvider);
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}
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@Override
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public boolean appendEnvironment(Object context) {
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// Arbitrary value, it did not appear being used in tested scenarios
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return false;
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return true;
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}
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};
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return new ICoreEnvironmentVariableSupplier[] { EnvironmentVariableManagerToolChain.fUserSupplier, toolchainSupplier };
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}
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/**
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* Wrapper class to deliver appropriate set of suppliers for variable substitution.
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*/
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private final class ToolChainCoreVariableContextInfo implements ICoreVariableContextInfo {
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private final ToolChainCdtVariableSupplier fToolChainSupplier;
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private ToolChainCoreVariableContextInfo(IToolChain toolChain) {
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fToolChainSupplier = new ToolChainCdtVariableSupplier(toolChain);
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}
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@Override
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public Object getContext() {
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return toolChain;
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public ICdtVariableSupplier[] getSuppliers() {
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return new ICdtVariableSupplier[] {
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CdtVariableManager.fUserDefinedMacroSupplier,
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fToolChainSupplier,
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CdtVariableManager.fEnvironmentMacroSupplier,
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CdtVariableManager.fCdtMacroSupplier,
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CdtVariableManager.fEclipseVariablesMacroSupplier,
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};
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}
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@Override
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public IVariableContextInfo getNext() {
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return null;
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}
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@Override
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public int getContextType() {
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return CONTEXT_WORKSPACE;
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}
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@Override
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public Object getContextData() {
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return null;
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}
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}
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/**
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* Tool-chain supplier for variable substitution.
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*/
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private class ToolChainCdtVariableSupplier implements ICdtVariableSupplier {
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private final IConfigurationEnvironmentVariableSupplier toolchainSupplier;
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private ToolChainCdtVariableSupplier(IToolChain toolChain) {
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this.toolchainSupplier = toolChain.getEnvironmentVariableSupplier();
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}
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@Override
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public ICdtVariable getVariable(String macroName, IVariableContextInfo context) {
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IEnvironmentVariable var = toolchainSupplier.getVariable(macroName, null, ManagedBuildManager.getEnvironmentVariableProvider());
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return CdtVariableManager.fEnvironmentMacroSupplier.createBuildMacro(var);
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}
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@Override
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public ICdtVariable[] getVariables(IVariableContextInfo context) {
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IEnvironmentVariable[] vars = toolchainSupplier.getVariables(null, ManagedBuildManager.getEnvironmentVariableProvider());
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if (vars != null) {
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ICdtVariable[] cdtVars = new ICdtVariable[vars.length];
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for (int i = 0; i < vars.length; i++) {
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cdtVars[i] = CdtVariableManager.fEnvironmentMacroSupplier.createBuildMacro(vars[i]);
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}
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}
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return null;
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}
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}
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public static EnvironmentVariableManagerToolChain getDefault() {
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if (fInstance == null)
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fInstance = new EnvironmentVariableManagerToolChain();
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return fInstance;
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}
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/**
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* Returns context info object which defines environment variable suppliers including tool-chain supplier.
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*/
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@Override
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public IEnvironmentContextInfo getContextInfo(Object level) {
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if (level instanceof IToolChain) {
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return new EnvironmentContextInfoToolChain((IToolChain) level);
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}
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return super.getContextInfo(level);
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}
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@Override
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protected int getMacroContextTypeFromContext(Object context) {
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if (context instanceof IToolChain) {
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return CoreVariableContextInfoToolChain.CONTEXT_TOOLCHAIN;
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}
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return super.getMacroContextTypeFromContext(context);
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return new ToolChainEnvironmentContextInfo(toolChain);
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}
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/**
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* Returns context info object which defines environment variable substitutions including that of tool-chain.
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*/
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@Override
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public ICoreVariableContextInfo getMacroContextInfoForContext(Object context) {
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if (context instanceof IToolChain) {
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return new CoreVariableContextInfoToolChain((IToolChain) context);
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}
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return super.getMacroContextInfoForContext(context);
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}
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/**
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* Get environment variable value from toolchain definition.
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*
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* @param name - name of the variable.
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* @param toolChain - toolchain.
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* @param resolveMacros - {@code true} to expand macros, {@code false} otherwise.
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*
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* @return value of the variable.
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*/
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public IEnvironmentVariable getVariable(String name, IToolChain toolChain, boolean resolveMacros) {
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if (name == null || name.isEmpty())
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return null;
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IEnvironmentContextInfo info = getContextInfo(toolChain);
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EnvVarDescriptor var = EnvironmentVariableManagerToolChain.getVariable(name,info,true);
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if (var != null && var.getOperation() != IEnvironmentVariable.ENVVAR_REMOVE) {
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return resolveMacros ? calculateResolvedVariable(var,info) : var;
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}
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return null;
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}
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/**
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* Get environment variable value resolved in context of configuration.
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* If no configuration available use toolchain definition.
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*
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* @param name - name of the variable.
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* @param toolChain - toolchain.
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* @param resolveMacros - {@code true} to expand macros, {@code false} otherwise.
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*
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* @return value of the variable.
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*/
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public String getVariableInConfigurationContext(String name, IToolChain toolChain, boolean resolveMacros) {
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if (toolChain == null) {
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return null;
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}
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IConfiguration cfg = toolChain.getParent();
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ICConfigurationDescription cfgDescription = cfg != null ? ManagedBuildManager.getDescriptionForConfiguration(cfg) : null;
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IEnvironmentVariable var = null;
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if (cfgDescription != null) {
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var = getVariable(name, cfgDescription, resolveMacros);
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} else {
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var = getVariable(name, toolChain, resolveMacros);
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}
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String value = var != null ? var.getValue() : null;
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return value;
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return new ToolChainCoreVariableContextInfo(toolChain);
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}
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}
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@ -11,9 +11,15 @@
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*******************************************************************************/
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package org.eclipse.cdt.managedbuilder.gnu.cygwin;
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import org.eclipse.cdt.core.envvar.IEnvironmentVariable;
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import org.eclipse.cdt.core.envvar.IEnvironmentVariableManager;
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import org.eclipse.cdt.core.settings.model.ICConfigurationDescription;
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import org.eclipse.cdt.internal.core.Cygwin;
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import org.eclipse.cdt.internal.core.envvar.EnvironmentVariableManager;
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import org.eclipse.cdt.managedbuilder.core.IConfiguration;
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import org.eclipse.cdt.managedbuilder.core.IManagedIsToolChainSupported;
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import org.eclipse.cdt.managedbuilder.core.IToolChain;
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import org.eclipse.cdt.managedbuilder.core.ManagedBuildManager;
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import org.eclipse.cdt.managedbuilder.internal.envvar.EnvironmentVariableManagerToolChain;
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import org.osgi.framework.Version;
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@ -27,8 +33,17 @@ public class IsGnuCygwinToolChainSupported implements IManagedIsToolChainSupport
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@Override
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public boolean isSupported(IToolChain toolChain, Version version, String instance) {
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String envPath = EnvironmentVariableManagerToolChain.getDefault().getVariableInConfigurationContext(ENV_PATH, toolChain, true);
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IConfiguration cfg = toolChain.getParent();
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ICConfigurationDescription cfgDescription = cfg != null ? ManagedBuildManager.getDescriptionForConfiguration(cfg) : null;
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IEnvironmentVariableManager envMngr;
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if (cfgDescription != null) {
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envMngr = EnvironmentVariableManager.getDefault();
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} else {
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envMngr = new EnvironmentVariableManagerToolChain(toolChain);
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}
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IEnvironmentVariable var = envMngr.getVariable(ENV_PATH, cfgDescription, true);
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String envPath = var != null ? var.getValue() : null;
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return Cygwin.isAvailable(envPath);
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}
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}
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