private IEnvironmentVariable[] combineVariables(
IEnvironmentVariable[] oldVariables, IEnvironmentVariable[] newVariables) {
Map<String, IEnvironmentVariable> vars =
new HashMap<String, IEnvironmentVariable>(oldVariables.length + newVariables.length);
for (IEnvironmentVariable variable : oldVariables) vars.put(variable.getName(), variable);
for (IEnvironmentVariable variable : newVariables) {
if (!vars.containsKey(variable.getName())) vars.put(variable.getName(), variable);
else
vars.put(
variable.getName(),
EnvVarOperationProcessor.performOperation(vars.get(variable.getName()), variable));
}
return vars.values().toArray(new IEnvironmentVariable[vars.size()]);
}
/**
* Gets the CDT environment from the CDT project's configuration referenced by the launch
*
* @since 3.0
*/
public static String[] getLaunchEnvironment(ILaunchConfiguration config) throws CoreException {
// Get the project
String projectName =
config.getAttribute(ICDTLaunchConfigurationConstants.ATTR_PROJECT_NAME, (String) null);
if (projectName == null) {
return null;
}
projectName = projectName.trim();
if (projectName.length() == 0) {
return null;
}
IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projectName);
if (project == null || !project.isAccessible()) return null;
ICProjectDescription projDesc = CoreModel.getDefault().getProjectDescription(project, false);
// Not a CDT project?
if (projDesc == null) return null;
String buildConfigID =
config.getAttribute(
ICDTLaunchConfigurationConstants.ATTR_PROJECT_BUILD_CONFIG_ID, ""); // $NON-NLS-1$
ICConfigurationDescription cfg = null;
if (buildConfigID.length() != 0) cfg = projDesc.getConfigurationById(buildConfigID);
// if configuration is null fall-back to active
if (cfg == null) cfg = projDesc.getActiveConfiguration();
// Environment variables and inherited vars
HashMap<String, String> envMap = new HashMap<String, String>();
IEnvironmentVariable[] vars =
CCorePlugin.getDefault().getBuildEnvironmentManager().getVariables(cfg, true);
for (IEnvironmentVariable var : vars) envMap.put(var.getName(), var.getValue());
// Add variables from build info
ICdtVariable[] build_vars = CCorePlugin.getDefault().getCdtVariableManager().getVariables(cfg);
for (ICdtVariable var : build_vars) {
try {
envMap.put(var.getName(), var.getStringValue());
} catch (CdtVariableException e) {
// Some Eclipse dynamic variables can't be resolved dynamically... we don't care.
}
}
// Turn it into an envp format
List<String> strings = new ArrayList<String>(envMap.size());
for (Entry<String, String> entry : envMap.entrySet()) {
StringBuffer buffer = new StringBuffer(entry.getKey());
buffer.append('=').append(entry.getValue());
strings.add(buffer.toString());
}
return strings.toArray(new String[strings.size()]);
}
public IEnvironmentVariable[] getVariables(ICConfigurationDescription des) {
EnvVarCollector cr = EnvironmentVariableManager.getVariables(getContextInfo(des), true);
if (cr != null) {
EnvVarDescriptor collected[] = cr.toArray(true);
List<IEnvironmentVariable> vars = new ArrayList<IEnvironmentVariable>(collected.length);
IEnvironmentVariable var;
IEnvironmentContextInfo info = new DefaultEnvironmentContextInfo(des); // getContextInfo(des);
for (int i = 0; i < collected.length; i++) {
var = collected[i];
var = EnvironmentVariableManager.getVariable(var.getName(), info, true);
if (var != null) vars.add(var);
}
return vars.toArray(new EnvVarDescriptor[vars.size()]);
}
return new EnvVarDescriptor[0];
}
public IEnvironmentVariable addVariable(
IEnvironmentVariable var, ICConfigurationDescription des) {
return addVariable(var.getName(), var.getValue(), var.getOperation(), var.getDelimiter(), des);
}
