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bug 195572: Environment PATH error under MINGW and CDT 4.0

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Patch from Marc-Andre Laperle
This commit is contained in:
Andrew Gvozdev 2010-03-08 04:40:01 +00:00
parent 0eb1964dd6
commit c7745df080
1 changed files with 63 additions and 29 deletions
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92
build/org.eclipse.cdt.managedbuilder.gnu.ui/src/org/eclipse/cdt/managedbuilder/gnu/mingw/MingwEnvironmentVariableSupplier.java
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@ -11,6 +11,8 @@
package org.eclipse.cdt.managedbuilder.gnu.mingw;
import java.io.File;
import org.eclipse.cdt.managedbuilder.core.IConfiguration;
import org.eclipse.cdt.managedbuilder.envvar.IBuildEnvironmentVariable;
import org.eclipse.cdt.managedbuilder.envvar.IConfigurationEnvironmentVariableSupplier;
@ -27,6 +29,9 @@ import org.eclipse.core.runtime.Platform;
*/
public class MingwEnvironmentVariableSupplier implements
IConfigurationEnvironmentVariableSupplier {
private static boolean checked = false;
private static IPath binDir = null;
private static class MingwBuildEnvironmentVariable implements IBuildEnvironmentVariable {
private final String name;
@ -52,52 +57,81 @@ public class MingwEnvironmentVariableSupplier implements
}
public String getDelimiter() {
return ";";
return ";"; //$NON-NLS-1$
}
}
private IBuildEnvironmentVariable path;
public static IPath getBinDir() {
if (!checked)
findBinDir();
return binDir;
}
IPath subPath = new Path("mingw\\bin");
private static void findBinDir() {
// 1. Try the mingw directory in the platform install directory
// CDT distributions like Wascana may distribute MinGW like that
IPath subPath = new Path("mingw\\bin"); //$NON-NLS-1$
IPath installPath = new Path(Platform.getInstallLocation().getURL().getFile());
IPath binPath = installPath.append(subPath);
if (binPath.toFile().isDirectory())
return binPath;
IPath binPathTemp = installPath.append(subPath);
if (binPathTemp.toFile().isDirectory())
binDir = binPathTemp;
// 2. Try the directory above the install dir
binPath = installPath.removeLastSegments(1).append(subPath);
if (binPath.toFile().isDirectory())
return binPath;
// 3. Try looking if the mingw installer ran
WindowsRegistry registry = WindowsRegistry.getRegistry();
if (registry==null) return null; // probably not even windows
String mingwPath = registry.getLocalMachineValue(
"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\MinGW",
"InstallLocation");
if (mingwPath != null) {
binPath = new Path(mingwPath).append("bin");
if (binPath.toFile().isDirectory())
return binPath;
// 2. Try the directory above the install dir (another possible distribution)
if (binDir == null) {
binPathTemp = installPath.removeLastSegments(1).append(subPath);
if (binPathTemp.toFile().isDirectory()) {
binDir = binPathTemp;
}
}
// 4. Try the default MinGW install dir
binPath = new Path("C:\\MinGW\\bin");
if (binPath.toFile().isDirectory())
return binPath;
// 3. Look in PATH values. Look for mingw32-gcc.exe
if (binDir == null) {
String pathVariable = System.getenv("PATH"); //$NON-NLS-1$
String[] paths = pathVariable.split(";"); //$NON-NLS-1$
for (String pathStr : paths) {
// If there is a trailing / or \, remove it
if ((pathStr.endsWith("\\") || pathStr.endsWith("/")) && pathStr.length() > 1) //$NON-NLS-1$ //$NON-NLS-2$
pathStr = pathStr.substring(0, pathStr.length() - 1);
File pathFile = new File(pathStr + "\\mingw32-gcc.exe"); //$NON-NLS-1$
if (pathFile.exists()) {
binDir = new Path(pathStr);
break;
}
}
}
// No dice, return null
return null;
// 4. Try looking if the mingw installer ran
if (binDir == null) {
WindowsRegistry registry = WindowsRegistry.getRegistry();
if (registry != null) {
String mingwPath = registry.getLocalMachineValue(
"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\MinGW", //$NON-NLS-1$
"InstallLocation"); //$NON-NLS-1$
if (mingwPath != null) {
binPathTemp = new Path(mingwPath).append("bin"); //$NON-NLS-1$
if (binPathTemp.toFile().isDirectory())
binDir = binPathTemp;
}
}
}
// 5. Try the default MinGW install dir
if (binDir == null) {
binPathTemp = new Path("C:\\MinGW\\bin"); //$NON-NLS-1$
if (binPathTemp.toFile().isDirectory())
binDir = binPathTemp;
}
checked = true;
}
public static IPath getMsysBinDir() {
// Just look in the install location parent dir
IPath installPath = new Path(Platform.getInstallLocation().getURL().getFile()).removeLastSegments(1);
IPath msysBinPath = installPath.append("msys\\bin");
IPath msysBinPath = installPath.append("msys\\bin"); //$NON-NLS-1$
return msysBinPath.toFile().isDirectory() ? msysBinPath : null;
}
@ -109,7 +143,7 @@ public class MingwEnvironmentVariableSupplier implements
if (msysBinPath != null)
pathStr += ';' + msysBinPath.toOSString();
path = new MingwBuildEnvironmentVariable("PATH", pathStr, IBuildEnvironmentVariable.ENVVAR_PREPEND);
path = new MingwBuildEnvironmentVariable("PATH", pathStr, IBuildEnvironmentVariable.ENVVAR_PREPEND); //$NON-NLS-1$
}
}