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Code Issues Wiki Activity

bug 357442: Added $CYGWIN_HOME to cygwin toolchain detection algorithm

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This commit is contained in:
Andrew Gvozdev 2012-07-11 17:56:33 -04:00
parent 747755991f
commit 459437b14d
3 changed files with 100 additions and 57 deletions
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86
build/org.eclipse.cdt.managedbuilder.gnu.ui/src/org/eclipse/cdt/managedbuilder/gnu/cygwin/CygwinPathResolver.java
View file

@ -30,17 +30,19 @@ import org.eclipse.cdt.utils.PathUtil;
import org.eclipse.cdt.utils.WindowsRegistry; import org.eclipse.cdt.utils.WindowsRegistry;
import org.eclipse.cdt.utils.spawner.ProcessFactory; import org.eclipse.cdt.utils.spawner.ProcessFactory;
import org.eclipse.core.runtime.IPath; import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
/** /**
* @noextend This class is not intended to be subclassed by clients. * @noextend This class is not intended to be subclassed by clients.
*/ */
public class CygwinPathResolver implements IBuildPathResolver { public class CygwinPathResolver implements IBuildPathResolver {
private static final String DEFAULT_ROOT = "C:\\cygwin"; //$NON-NLS-1$ private static final String DEFAULT_ROOT = "C:\\cygwin"; //$NON-NLS-1$
private static final String CYGWIN_DLL = "cygwin1.dll"; //$NON-NLS-1$
private static final String TOOL = "/cygpath -w -p "; //$NON-NLS-1$ private static final String TOOL = "/cygpath -w -p "; //$NON-NLS-1$
private static final char BS = '\\'; private static final char BS = '\\';
private static final char SLASH = '/'; private static final char SLASH = '/';
private static final String PROPERTY_OS_NAME = "os.name"; //$NON-NLS-1$ private static final String PROPERTY_OS_NAME = "os.name"; //$NON-NLS-1$
private static final String PROPERTY_OS_VALUE = "windows";//$NON-NLS-1$ private static final String OS_WINDOWS = "windows";//$NON-NLS-1$
private static final String SP = " "; //$NON-NLS-1$ private static final String SP = " "; //$NON-NLS-1$
private static final String REGISTRY_KEY_SETUP = "SOFTWARE\\Cygwin\\setup"; //$NON-NLS-1$ private static final String REGISTRY_KEY_SETUP = "SOFTWARE\\Cygwin\\setup"; //$NON-NLS-1$
private static final String REGISTRY_KEY_SETUP_WIN64 = "SOFTWARE\\Wow6432Node\\Cygwin\\setup"; //$NON-NLS-1$ private static final String REGISTRY_KEY_SETUP_WIN64 = "SOFTWARE\\Wow6432Node\\Cygwin\\setup"; //$NON-NLS-1$
@ -59,7 +61,10 @@ public class CygwinPathResolver implements IBuildPathResolver {
private static final String MINGW_SPECIAL = "mingw "; //$NON-NLS-1$ private static final String MINGW_SPECIAL = "mingw "; //$NON-NLS-1$
private static final String CYGWIN_SPECIAL = "cygwin "; //$NON-NLS-1$ private static final String CYGWIN_SPECIAL = "cygwin "; //$NON-NLS-1$
private static final String ENV_PATH = "PATH"; //$NON-NLS-1$
private static String envPathValueCached = null; private static String envPathValueCached = null;
private static String envCygwinHomeValueCached = null;
private static String binCygwin = null; private static String binCygwin = null;
private static String rootCygwin = null; private static String rootCygwin = null;
private static String etcCygwin = null; private static String etcCygwin = null;
@ -90,40 +95,40 @@ public class CygwinPathResolver implements IBuildPathResolver {
} }
/** /**
* returns "/etc" path in Windows format * @return "/etc" path in Windows format.
* *
* If you use this do not cache results to ensure user preferences are accounted for. * If you use this do not cache results to ensure user preferences are accounted for.
* Please rely on internal caching. * Please rely on internal caching.
*/ */
public static String getEtcPath() { public static String getEtcPath() {
findPaths(); locateCygwin();
return etcCygwin; return etcCygwin;
} }
/** /**
* returns "/usr/bin" path in Windows format * @return "/usr/bin" path in Windows format.
* *
* If you use this do not cache results to ensure user preferences are accounted for. * If you use this do not cache results to ensure user preferences are accounted for.
* Please rely on internal caching. * Please rely on internal caching.
*/ */
public static String getBinPath() { public static String getBinPath() {
findPaths(); locateCygwin();
return binCygwin; return binCygwin;
} }
/** /**
* returns Cygwin root ("/") path in Windows format * @return Cygwin root ("/") path in Windows format.
* *
* If you use this do not cache results to ensure user preferences are accounted for. * If you use this do not cache results to ensure user preferences are accounted for.
* Please rely on internal caching. * Please rely on internal caching.
*/ */
public static String getRootPath() { public static String getRootPath() {
findPaths(); locateCygwin();
return rootCygwin; return rootCygwin;
} }
public static boolean isWindows() { public static boolean isWindows() {
return (System.getProperty(PROPERTY_OS_NAME).toLowerCase().startsWith(PROPERTY_OS_VALUE)); return (System.getProperty(PROPERTY_OS_NAME).toLowerCase().startsWith(OS_WINDOWS));
} }
/** /**
@ -148,55 +153,63 @@ public class CygwinPathResolver implements IBuildPathResolver {
} }
/** /**
* Returns the absolute path of the pattern by * Returns the absolute path of the pattern by simply appending the relativePath to the root.
* simply appending the pattern to the root
* *
* @param pattern The pattern to find * @param relativePath - the pattern to find.
* @return The absolute path to the pattern or null if pattern is not found * @return The absolute path to the pattern or {@code null} if path does not exist.
*/ */
private static String getValueFromRoot(String pattern) { private static String getPathFromRoot(String relativePath) {
if (rootCygwin != null) { if (rootCygwin != null) {
String path = rootCygwin + pattern; String path = rootCygwin + relativePath;
File file = new File(path); File file = new File(path);
if (file.exists() && file.isDirectory()) if (file.exists() && file.isDirectory()) {
return (path.replaceAll(BSLASH, SSLASH)); return (path.replaceAll(BSLASH, SSLASH));
else }
return null;
} }
return null; return null;
} }
/** /**
* Returns the absolute path to cygwin's root
*
* @return The absolute path to cygwin's root or null if not found * @return The absolute path to cygwin's root or null if not found
*/ */
private static String findRoot(String paths) { private static String findRoot(String paths) {
String rootValue = null; String rootValue = null;
// 1. Look in PATH values. Look for bin\cygwin1.dll // Check $CYGWIN_HOME
IPath location = PathUtil.findProgramLocation("cygwin1.dll", paths); //$NON-NLS-1$ if (envCygwinHomeValueCached != null && !envCygwinHomeValueCached.isEmpty()) {
if (location!=null) { IPath location = new Path(envCygwinHomeValueCached + "/bin/" + CYGWIN_DLL);
if (location.toFile().exists()) {
// deduct rootValue from "rootValue\bin\cygwin1.dll"
rootValue = location.removeLastSegments(2).toOSString(); rootValue = location.removeLastSegments(2).toOSString();
} }
}
// 2. Try to find the root dir in SOFTWARE\Cygwin\setup // Look in PATH values. Look for cygwin1.dll
if(rootValue == null) {
IPath location = PathUtil.findProgramLocation(CYGWIN_DLL, paths);
if (location != null) {
// deduct rootValue from "rootValue\bin\cygwin1.dll"
rootValue = location.removeLastSegments(2).toOSString();
}
}
// Try to find the root dir in SOFTWARE\Cygwin\setup
if(rootValue == null) { if(rootValue == null) {
rootValue = readValueFromRegistry(REGISTRY_KEY_SETUP, "rootdir"); //$NON-NLS-1$ rootValue = readValueFromRegistry(REGISTRY_KEY_SETUP, "rootdir"); //$NON-NLS-1$
} }
// 3. Try to find the root dir in SOFTWARE\Wow6432Node\Cygwin\setup // Try to find the root dir in SOFTWARE\Wow6432Node\Cygwin\setup
if(rootValue == null) { if(rootValue == null) {
rootValue = readValueFromRegistry(REGISTRY_KEY_SETUP_WIN64, "rootdir"); //$NON-NLS-1$ rootValue = readValueFromRegistry(REGISTRY_KEY_SETUP_WIN64, "rootdir"); //$NON-NLS-1$
} }
// 4. Try to find the root dir in SOFTWARE\Cygnus Solutions // Try to find the root dir in SOFTWARE\Cygnus Solutions
if (rootValue == null) { if (rootValue == null) {
rootValue = readValueFromRegistry(REGISTRY_KEY_MOUNTS + ROOTPATTERN, PATH_NAME); rootValue = readValueFromRegistry(REGISTRY_KEY_MOUNTS + ROOTPATTERN, PATH_NAME);
} }
// 5. Try the default Cygwin install dir // Try the default Cygwin install dir
if(rootValue == null) { if(rootValue == null) {
File file = new File(DEFAULT_ROOT); File file = new File(DEFAULT_ROOT);
if (file.exists() && file.isDirectory()) if (file.exists() && file.isDirectory())
@ -212,31 +225,36 @@ public class CygwinPathResolver implements IBuildPathResolver {
/** /**
* Finds Cygwin's paths and sets corresponding properties. * Finds Cygwin's paths and sets corresponding properties.
*/ */
private static synchronized void findPaths() { private static synchronized void locateCygwin() {
if (!isWindows()) { if (!isWindows()) {
return; return;
} }
IEnvironmentVariable varPath = CCorePlugin.getDefault().getBuildEnvironmentManager().getVariable("PATH", null, true); //$NON-NLS-1$ IEnvironmentVariable varPath = CCorePlugin.getDefault().getBuildEnvironmentManager().getVariable(ENV_PATH, null, true);
String envPathValue = varPath != null ? varPath.getValue() : null; String envPathValue = varPath != null ? varPath.getValue() : null;
IEnvironmentVariable varCygwinHome = CCorePlugin.getDefault().getBuildEnvironmentManager().getVariable("CYGWIN_HOME", null, true); //$NON-NLS-1$
String envCygwinHomeValue = varCygwinHome != null ? varCygwinHome.getValue() : null;
if (CDataUtil.objectsEqual(envPathValue, envPathValueCached)) { if (CDataUtil.objectsEqual(envPathValue, envPathValueCached) && CDataUtil.objectsEqual(envCygwinHomeValue, envCygwinHomeValueCached)) {
return; return;
} }
envPathValueCached = envPathValue;
envCygwinHomeValueCached = envCygwinHomeValue;
etcCygwin = null; etcCygwin = null;
binCygwin = null; binCygwin = null;
rootCygwin = null; rootCygwin = null;
rootCygwin = findRoot(envPathValue); rootCygwin = findRoot(envPathValue);
// 1. Try to find the paths by appending the patterns to the root dir // Try to find the paths by appending the patterns to the root dir
etcCygwin = getValueFromRoot(ETCPATTERN); etcCygwin = getPathFromRoot(ETCPATTERN);
binCygwin = getValueFromRoot(BINPATTERN); binCygwin = getPathFromRoot(BINPATTERN);
if(binCygwin == null) if(binCygwin == null)
binCygwin = getValueFromRoot(BINPATTERN_ALTERNATE); binCygwin = getPathFromRoot(BINPATTERN_ALTERNATE);
// 2. Try to find the paths in SOFTWARE\\Cygnus Solutions // Try to find the paths in SOFTWARE\\Cygnus Solutions
if(etcCygwin == null) if(etcCygwin == null)
etcCygwin = readValueFromRegistry(REGISTRY_KEY_MOUNTS + ETCPATTERN, PATH_NAME); etcCygwin = readValueFromRegistry(REGISTRY_KEY_MOUNTS + ETCPATTERN, PATH_NAME);
if(binCygwin == null) if(binCygwin == null)

48
build/org.eclipse.cdt.managedbuilder.gnu.ui/src/org/eclipse/cdt/managedbuilder/gnu/cygwin/GnuCygwinConfigurationEnvironmentSupplier.java
View file

@ -15,20 +15,22 @@ import org.eclipse.cdt.managedbuilder.envvar.IBuildEnvironmentVariable;
import org.eclipse.cdt.managedbuilder.envvar.IConfigurationEnvironmentVariableSupplier; import org.eclipse.cdt.managedbuilder.envvar.IConfigurationEnvironmentVariableSupplier;
import org.eclipse.cdt.managedbuilder.envvar.IEnvironmentVariableProvider; import org.eclipse.cdt.managedbuilder.envvar.IEnvironmentVariableProvider;
import org.eclipse.cdt.managedbuilder.internal.envvar.BuildEnvVar; import org.eclipse.cdt.managedbuilder.internal.envvar.BuildEnvVar;
import org.eclipse.core.runtime.Path;
/** /**
* @noextend This class is not intended to be subclassed by clients. * @noextend This class is not intended to be subclassed by clients.
*/ */
public class GnuCygwinConfigurationEnvironmentSupplier implements IConfigurationEnvironmentVariableSupplier { public class GnuCygwinConfigurationEnvironmentSupplier implements IConfigurationEnvironmentVariableSupplier {
private static final String PATH = "PATH"; //$NON-NLS-1$ private static final String ENV_PATH = "PATH"; //$NON-NLS-1$
private static final String ENV_CYGWIN_HOME = "CYGWIN_HOME"; //$NON-NLS-1$
private static final String ENV_LANG = "LANG"; //$NON-NLS-1$
private static final String ENV_LC_ALL = "LC_ALL"; //$NON-NLS-1$
private static final String ENV_LC_MESSAGES = "LC_MESSAGES"; //$NON-NLS-1$
private static final String DELIMITER_UNIX = ":"; //$NON-NLS-1$ private static final String DELIMITER_UNIX = ":"; //$NON-NLS-1$
private static final String PROPERTY_DELIMITER = "path.separator"; //$NON-NLS-1$ private static final String PROPERTY_DELIMITER = "path.separator"; //$NON-NLS-1$
private static final String PROPERTY_OSNAME = "os.name"; //$NON-NLS-1$ private static final String PROPERTY_OSNAME = "os.name"; //$NON-NLS-1$
private static final String LANG = "LANG"; //$NON-NLS-1$
private static final String LC_ALL = "LC_ALL"; //$NON-NLS-1$
private static final String LC_MESSAGES = "LC_MESSAGES"; //$NON-NLS-1$
@Override @Override
public IBuildEnvironmentVariable getVariable(String variableName, IConfiguration configuration, IEnvironmentVariableProvider provider) { public IBuildEnvironmentVariable getVariable(String variableName, IConfiguration configuration, IEnvironmentVariableProvider provider) {
if (variableName == null) { if (variableName == null) {
@ -39,19 +41,28 @@ public class GnuCygwinConfigurationEnvironmentSupplier implements IConfiguration
return null; return null;
} }
if (variableName.equalsIgnoreCase(PATH)) { if (variableName.equalsIgnoreCase(ENV_PATH)) {
String p = CygwinPathResolver.getBinPath(); String path = CygwinPathResolver.getBinPath();
if (p != null) { if (path != null) {
return new BuildEnvVar(PATH, p.replace('/','\\'), IBuildEnvironmentVariable.ENVVAR_PREPEND, System.getProperty(PROPERTY_DELIMITER, DELIMITER_UNIX)); path = new Path(path).toOSString();
return new BuildEnvVar(ENV_PATH, path, IBuildEnvironmentVariable.ENVVAR_PREPEND, System.getProperty(PROPERTY_DELIMITER, DELIMITER_UNIX));
} }
} else if (variableName.equalsIgnoreCase(LANG)) { } else if (variableName.equals(ENV_CYGWIN_HOME)) {
String home = CygwinPathResolver.getRootPath();
if (home == null) {
home = ""; //$NON-NLS-1$
} else {
home = new Path(home).toOSString();
}
return new BuildEnvVar(ENV_CYGWIN_HOME, home);
} else if (variableName.equalsIgnoreCase(ENV_LANG)) {
// Workaround for not being able to select encoding for CDT console -> change codeset to Latin1 // Workaround for not being able to select encoding for CDT console -> change codeset to Latin1
String langValue = System.getenv(LANG); String langValue = System.getenv(ENV_LANG);
if (langValue == null || langValue.length() == 0) { if (langValue == null || langValue.length() == 0) {
langValue = System.getenv(LC_ALL); langValue = System.getenv(ENV_LC_ALL);
} }
if (langValue == null || langValue.length() == 0) { if (langValue == null || langValue.length() == 0) {
langValue = System.getenv(LC_MESSAGES); langValue = System.getenv(ENV_LC_MESSAGES);
} }
if (langValue != null && langValue.length() > 0) { if (langValue != null && langValue.length() > 0) {
// langValue is [language[_territory][.codeset][@modifier]], i.e. "en_US.UTF-8@dict" // langValue is [language[_territory][.codeset][@modifier]], i.e. "en_US.UTF-8@dict"
@ -62,20 +73,21 @@ public class GnuCygwinConfigurationEnvironmentSupplier implements IConfiguration
langValue = "C.ISO-8859-1"; //$NON-NLS-1$ langValue = "C.ISO-8859-1"; //$NON-NLS-1$
} }
return new BuildEnvVar(LANG, langValue); return new BuildEnvVar(ENV_LANG, langValue);
} }
return null; return null;
} }
@Override @Override
public IBuildEnvironmentVariable[] getVariables(IConfiguration configuration, IEnvironmentVariableProvider provider) { public IBuildEnvironmentVariable[] getVariables(IConfiguration configuration, IEnvironmentVariableProvider provider) {
IBuildEnvironmentVariable varLang = getVariable(LANG, configuration, provider); IBuildEnvironmentVariable varHome = getVariable(ENV_CYGWIN_HOME, configuration, provider);
IBuildEnvironmentVariable varPath = getVariable(PATH, configuration, provider); IBuildEnvironmentVariable varLang = getVariable(ENV_LANG, configuration, provider);
IBuildEnvironmentVariable varPath = getVariable(ENV_PATH, configuration, provider);
if (varPath != null) { if (varPath != null) {
return new IBuildEnvironmentVariable[] {varLang, varPath}; return new IBuildEnvironmentVariable[] {varHome, varLang, varPath};
} else { } else {
return new IBuildEnvironmentVariable[] {varLang}; return new IBuildEnvironmentVariable[] {varHome, varLang};
} }
} }
} }

21
build/org.eclipse.cdt.managedbuilder.gnu.ui/src/org/eclipse/cdt/managedbuilder/gnu/mingw/MingwEnvironmentVariableSupplier.java
View file

@ -29,6 +29,7 @@ import org.eclipse.core.runtime.Platform;
* @noextend This class is not intended to be subclassed by clients. * @noextend This class is not intended to be subclassed by clients.
*/ */
public class MingwEnvironmentVariableSupplier implements IConfigurationEnvironmentVariableSupplier { public class MingwEnvironmentVariableSupplier implements IConfigurationEnvironmentVariableSupplier {
private static final String ENV_MINGW_HOME = "MINGW_HOME"; //$NON-NLS-1$
private static final String ENV_PATH = "PATH"; //$NON-NLS-1$ private static final String ENV_PATH = "PATH"; //$NON-NLS-1$
private static String envPathValueCached = null; private static String envPathValueCached = null;
@ -98,7 +99,7 @@ public class MingwEnvironmentVariableSupplier implements IConfigurationEnvironme
private static void locateMingw() { private static void locateMingw() {
IEnvironmentVariable varPath = CCorePlugin.getDefault().getBuildEnvironmentManager().getVariable(ENV_PATH, null, true); IEnvironmentVariable varPath = CCorePlugin.getDefault().getBuildEnvironmentManager().getVariable(ENV_PATH, null, true);
String envPathValue = varPath != null ? varPath.getValue() : null; String envPathValue = varPath != null ? varPath.getValue() : null;
IEnvironmentVariable varMingwHome = CCorePlugin.getDefault().getBuildEnvironmentManager().getVariable("MINGW_HOME", null, true); //$NON-NLS-1$ IEnvironmentVariable varMingwHome = CCorePlugin.getDefault().getBuildEnvironmentManager().getVariable(ENV_MINGW_HOME, null, true);
String envMingwHomeValue = varMingwHome != null ? varMingwHome.getValue() : null; String envMingwHomeValue = varMingwHome != null ? varMingwHome.getValue() : null;
if (CDataUtil.objectsEqual(envPathValue, envPathValueCached) && CDataUtil.objectsEqual(envMingwHomeValue, envMingwHomeValueCached)) { if (CDataUtil.objectsEqual(envPathValue, envPathValueCached) && CDataUtil.objectsEqual(envMingwHomeValue, envMingwHomeValueCached)) {
@ -181,7 +182,18 @@ public class MingwEnvironmentVariableSupplier implements IConfigurationEnvironme
@Override @Override
public IBuildEnvironmentVariable getVariable(String variableName, IConfiguration configuration, IEnvironmentVariableProvider provider) { public IBuildEnvironmentVariable getVariable(String variableName, IConfiguration configuration, IEnvironmentVariableProvider provider) {
if (variableName.equals(ENV_PATH)) { if (variableName.equals(ENV_MINGW_HOME)) {
locateMingw();
String home = envMingwHomeValueCached;
if (home == null) {
if (binDir != null) {
home = binDir.removeLastSegments(1).toOSString();
} else {
home = ""; //$NON-NLS-1$
}
}
return new MingwBuildEnvironmentVariable(ENV_MINGW_HOME, home, IBuildEnvironmentVariable.ENVVAR_REPLACE);
} else if (variableName.equals(ENV_PATH)) {
locateMingw(); locateMingw();
if (binDir != null) { if (binDir != null) {
String pathStr = binDir.toOSString(); String pathStr = binDir.toOSString();
@ -197,10 +209,11 @@ public class MingwEnvironmentVariableSupplier implements IConfigurationEnvironme
@Override @Override
public IBuildEnvironmentVariable[] getVariables(IConfiguration configuration, IEnvironmentVariableProvider provider) { public IBuildEnvironmentVariable[] getVariables(IConfiguration configuration, IEnvironmentVariableProvider provider) {
IBuildEnvironmentVariable home = getVariable(ENV_MINGW_HOME, configuration, provider);
IBuildEnvironmentVariable path = getVariable(ENV_PATH, configuration, provider); IBuildEnvironmentVariable path = getVariable(ENV_PATH, configuration, provider);
return path != null return path != null
? new IBuildEnvironmentVariable[] { path } ? new IBuildEnvironmentVariable[] { home, path }
: new IBuildEnvironmentVariable[0]; : new IBuildEnvironmentVariable[] { home };
} }
} }