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/*******************************************************************************
* Copyright (c) 2000, 2005 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.make.core.makefile;
import java.io.File;
import java.io.IOException;
/**
* ICommand
* Commands are associated with a rule and executed by
* the make program when building a target.
*/
public interface ICommand extends IDirective {
final public static char HYPHEN = '-';
final public static String HYPHEN_STRING = "-"; //$NON-NLS-1$
final public static char AT = '@';
final public static String AT_STRING = "@"; //$NON-NLS-1$
final public static char PLUS = '+';
final public static String PLUS_STRING = "+"; //$NON-NLS-1$
final public static char TAB = '\t';
/**
* - If the command prefix contains a hyphen, or the -i option is
* present, or the special target .IGNORE has either the current
* target as a prerequisite or has no prerequisites, any error
* found while executing the command will be ignored.
*/
boolean shouldIgnoreError();
/**
* @ If the command prefix contains an at sign and the
* command-line -n option is not specified, or the -s option is
* present, or the special target .SILENT has either the current
* target as a prerequisite or has no prerequisites, the command
* will not be written to standard output before it is executed.
*/
boolean shouldBeSilent();
/**
* + If the command prefix contains a plus sign, this indicates a
* command line that will be executed even if -n, -q or -t is
* specified.
*/
boolean shouldExecute();
/**
* Executes the command in a separate process with the
* specified environment and working directory.
*
*/
Process execute(String shell, String[] envp, File dir) throws IOException;
}
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