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/*******************************************************************************
* Copyright (c) 2000, 2010 QNX Software Systems and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.make.internal.core.makefile.gnu;
import org.eclipse.cdt.make.internal.core.makefile.Util;
import org.eclipse.cdt.make.internal.core.makefile.posix.PosixMakefileUtil;
/**
* GNUMakefile
*/
public class GNUMakefileUtil extends PosixMakefileUtil {
public static boolean isInclude(String line) {
line = line.trim();
boolean isInclude = line.startsWith(GNUMakefileConstants.DIRECTIVE_INCLUDE) && line.length() > 7 && Character.isWhitespace(line.charAt(7));
boolean isDashInclude = line.startsWith("-" + GNUMakefileConstants.DIRECTIVE_INCLUDE) && line.length() > 8 && Character.isWhitespace(line.charAt(8)); //$NON-NLS-1$
boolean isSInclude = line.startsWith("s" + GNUMakefileConstants.DIRECTIVE_INCLUDE) && line.length() > 8 && Character.isWhitespace(line.charAt(8)); //$NON-NLS-1$
return isInclude || isDashInclude || isSInclude;
}
public static boolean isVPath(String line) {
line = line.trim();
return line.equals(GNUMakefileConstants.DIRECTIVE_VPATH) || line.startsWith(GNUMakefileConstants.DIRECTIVE_VPATH) && line.length() > 5 && Character.isWhitespace(line.charAt(5));
}
public static boolean isExport(String line) {
line = line.trim();
return line.equals(GNUMakefileConstants.VARIABLE_EXPORT) || line.startsWith(GNUMakefileConstants.VARIABLE_EXPORT) && line.length() > 6 && Character.isWhitespace(line.charAt(6));
}
public static boolean isUnExport(String line) {
line = line.trim();
return line.startsWith(GNUMakefileConstants.DIRECTIVE_UNEXPORT) && line.length() > 8 && Character.isWhitespace(line.charAt(8));
}
public static boolean isDefine(String line) {
line = line.trim();
return line.startsWith(GNUMakefileConstants.VARIABLE_DEFINE) && line.length() > 6 && Character.isWhitespace(line.charAt(6));
}
public static boolean isEndef(String line) {
return line.trim().equals(GNUMakefileConstants.TERMINAL_ENDEF);
}
public static boolean isOverride(String line) {
line = line.trim();
return line.startsWith(GNUMakefileConstants.VARIABLE_OVERRIDE) && line.length() > 8 && Character.isWhitespace(line.charAt(8));
}
public static boolean isIfeq(String line) {
line = line.trim();
return line.startsWith(GNUMakefileConstants.CONDITIONAL_IFEQ) && line.length() > 4 && Character.isWhitespace(line.charAt(4));
}
public static boolean isIfneq(String line) {
line = line.trim();
return line.startsWith(GNUMakefileConstants.CONDITIONAL_IFNEQ) && line.length() > 5 && Character.isWhitespace(line.charAt(5));
}
public static boolean isIfdef(String line) {
line = line.trim();
return line.startsWith(GNUMakefileConstants.CONDITIONAL_IFDEF) && line.length() > 5 && Character.isWhitespace(line.charAt(5));
}
public static boolean isIfndef(String line) {
line = line.trim();
return line.startsWith(GNUMakefileConstants.CONDITIONAL_IFNDEF) && line.length() > 6 && Character.isWhitespace(line.charAt(6));
}
public static boolean isElse(String line) {
return line.trim().equals(GNUMakefileConstants.CONDITIONAL_ELSE);
}
public static boolean isEndif(String line) {
return line.trim().equals(GNUMakefileConstants.TERMINAL_ENDIF);
}
public static boolean isOverrideDefine(String line) {
line = line.trim();
if (line.startsWith(GNUMakefileConstants.VARIABLE_OVERRIDE)) {
int i = 8;
while(i < line.length() && Character.isWhitespace(line.charAt(i))) {
i++;
}
if (line.startsWith(GNUMakefileConstants.VARIABLE_DEFINE, i)) {
return true;
}
}
return false;
}
public static boolean isTargetVariable(String line) {
line = line.trim();
int index = Util.indexOf(line, ':');
if (index > 1) {
line = line.substring(index + 1).trim();
int equal = Util.indexOf(line, '=');
if (equal > 1) {
return true;
}
}
return false;
}
public static boolean isVariableDefinition(String line) {
return isOverrideDefine(line)
|| isTargetVariable(line)
|| isDefine(line)
|| isOverride(line)
|| isExport(line)
|| isMacroDefinition(line);
}
public static boolean isStaticTargetRule(String line) {
line = line.trim();
int colon1 = Util.indexOf(line, ':');
if (colon1 > 0) {
// move pass colon1
line = line.substring(colon1 + 1);
int colon2 = Util.indexOf(line, ':');
// Catch operator "::" not a static pattern rule
return (colon2 > 0);
}
return false;
}
public static boolean isGNUTargetRule(String line) {
line = line.trim();
int colon = Util.indexOf(line, ':');
if (colon > 0) {
colon++;
// Catch VariableDefiniton with operator ":="
if (colon < line.length()) {
return line.charAt(colon) != '=';
}
return true;
}
return false;
}
public static boolean isPhonyRule(String line) {
line = line.trim();
int colon = Util.indexOf(line, ':');
if (colon > 0) {
line = line.substring(0, colon).trim();
return line.equals(GNUMakefileConstants.RULE_PHONY);
}
return false;
}
public static boolean isIntermediateRule(String line) {
line = line.trim();
int colon = Util.indexOf(line, ':');
if (colon > 0) {
line = line.substring(0, colon).trim();
return line.equals(GNUMakefileConstants.RULE_INTERMEDIATE);
}
return false;
}
public static boolean isSecondaryRule(String line) {
line = line.trim();
int colon = Util.indexOf(line, ':');
if (colon > 0) {
line = line.substring(0, colon).trim();
return line.equals(GNUMakefileConstants.RULE_SECONDARY);
}
return false;
}
public static boolean isDeleteOnErrorRule(String line) {
line = line.trim();
int colon = Util.indexOf(line, ':');
if (colon > 0) {
line = line.substring(0, colon).trim();
return line.equals(GNUMakefileConstants.RULE_DELETE_ON_ERROR);
}
return false;
}
public static boolean isLowResolutionTimeRule(String line) {
line = line.trim();
int colon = Util.indexOf(line, ':');
if (colon > 0) {
line = line.substring(0, colon).trim();
return line.equals(GNUMakefileConstants.RULE_LOW_RESOLUTION_TIME);
}
return false;
}
public static boolean isExportAllVariablesRule(String line) {
line = line.trim();
int colon = Util.indexOf(line, ':');
if (colon > 0) {
line = line.substring(0, colon).trim();
return line.equals(GNUMakefileConstants.RULE_EXPORT_ALL_VARIABLES);
}
return false;
}
public static boolean isNotParallelRule(String line) {
line = line.trim();
int colon = Util.indexOf(line, ':');
if (colon > 0) {
line = line.substring(0, colon).trim();
return line.equals(GNUMakefileConstants.RULE_NOT_PARALLEL);
}
return false;
}
}
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