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Code Issues Wiki Activity

Fix for 200327: Platform.getOSArch() should return real architecture on x86_64

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This commit is contained in:
Anton Leherbauer 2007-08-28 13:46:11 +00:00
parent e31cd6e520
commit 976e9e1204
1 changed files with 32 additions and 21 deletions
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53
core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/Platform.java
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@ -1,5 +1,5 @@
/*******************************************************************************
* Copyright (c) 2006 IBM Corporation and others.
* Copyright (c) 2006, 2007 IBM Corporation 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
@ -7,7 +7,7 @@
*
* Contributors:
* IBM Corporation - Initial API and implementation (Corey Ashford)
*
* Anton Leherbauer (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.utils;
@ -33,8 +33,7 @@ public final class Platform {
public static final String OS_LINUX = org.eclipse.core.runtime.Platform.OS_LINUX;
private static boolean ppcArchIsCached = false;
private static String cachedPpcArch = null;
private static String cachedArch = null;
public static Bundle getBundle(String symbolicName) {
return org.eclipse.core.runtime.Platform.getBundle(symbolicName);
@ -45,31 +44,43 @@ public final class Platform {
}
public static String getOSArch() {
String arch = org.eclipse.core.runtime.Platform.getOSArch();
if (arch.equals(org.eclipse.core.runtime.Platform.ARCH_PPC)) {
// Determine if the platform is actually a ppc64 machine
if (!ppcArchIsCached) {
if (cachedArch == null) {
String arch = org.eclipse.core.runtime.Platform.getOSArch();
if (arch.equals(org.eclipse.core.runtime.Platform.ARCH_PPC)) {
// Determine if the platform is actually a ppc64 machine
Process unameProcess;
String cmd[] = {"uname", "-p"};
ppcArchIsCached = true;
String cmd[] = {"uname", "-p"}; //$NON-NLS-1$//$NON-NLS-2$
try {
unameProcess = Runtime.getRuntime().exec(cmd);
InputStreamReader inputStreamReader = new InputStreamReader(unameProcess.getInputStream());
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
cachedPpcArch = bufferedReader.readLine();
arch = bufferedReader.readLine();
} catch (IOException e) {
cachedPpcArch = null;
}
} else if (arch.equals(org.eclipse.core.runtime.Platform.ARCH_X86)) {
// Determine if the platform is actually a x86_64 machine
Process unameProcess;
String cmd[] = {"uname", "-p"}; //$NON-NLS-1$//$NON-NLS-2$
try {
unameProcess = Runtime.getRuntime().exec(cmd);
InputStreamReader inputStreamReader = new InputStreamReader(unameProcess.getInputStream());
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
String unameOutput = bufferedReader.readLine();
if (unameOutput.endsWith("64")) { //$NON-NLS-1$
arch= org.eclipse.core.runtime.Platform.ARCH_X86_64;
}
unameProcess.waitFor();
} catch (IOException e) {
} catch (InterruptedException exc) {
}
}
if (cachedPpcArch != null) {
return cachedPpcArch;
} else {
return arch;
}
cachedArch= arch;
}
return arch;
return cachedArch;
}
}