FS: Add a method to discover the system-wide config file
Change-Id: I969e26a5ab5f8ca3ab29024f405c1e34afdba493 Signed-off-by: Sebastian Schuberth <sschuberth@gmail.com> Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
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@ -53,10 +53,12 @@
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import java.io.OutputStreamWriter;
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import java.io.PrintStream;
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import java.io.PrintWriter;
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import java.nio.charset.Charset;
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import java.security.AccessController;
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import java.security.PrivilegedAction;
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import java.text.MessageFormat;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.concurrent.Callable;
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import java.util.concurrent.ExecutorService;
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@ -536,6 +538,31 @@ public File gitPrefix() {
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*/
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protected abstract File discoverGitExe();
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/**
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* @return the path to the system-wide Git configuration file.
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* @since 4.0
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*/
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protected File discoverGitSystemConfig() {
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File gitExe = discoverGitExe();
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if (gitExe == null) {
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return null;
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}
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// Trick Git into printing the path to the config file by using "echo"
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// as the editor.
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Map<String, String> env = new HashMap<>();
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env.put("GIT_EDITOR", "echo"); //$NON-NLS-1$ //$NON-NLS-2$
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String w = readPipe(gitExe.getParentFile(),
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new String[] { "git", "config", "--system", "--edit" }, //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
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Charset.defaultCharset().name(), env);
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if (StringUtils.isEmptyOrNull(w)) {
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return null;
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}
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return new File(w);
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}
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/** @return the $prefix directory C Git would use. */
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protected File discoverGitPrefix() {
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return resolveGrandparentFile(discoverGitExe());
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