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-rw-r--r--org.eclipse.jgit.test/tst/org/eclipse/jgit/treewalk/FileTreeIteratorTest.java21
-rw-r--r--org.eclipse.jgit/src/org/eclipse/jgit/treewalk/WorkingTreeIterator.java22
2 files changed, 34 insertions, 9 deletions
diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/treewalk/FileTreeIteratorTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/treewalk/FileTreeIteratorTest.java
index 22eeb8e3d3..67fae270eb 100644
--- a/org.eclipse.jgit.test/tst/org/eclipse/jgit/treewalk/FileTreeIteratorTest.java
+++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/treewalk/FileTreeIteratorTest.java
@@ -46,6 +46,9 @@ package org.eclipse.jgit.treewalk;
import java.io.File;
import java.security.MessageDigest;
+import org.eclipse.jgit.api.Git;
+import org.eclipse.jgit.dircache.DirCacheCheckout;
+import org.eclipse.jgit.dircache.DirCacheEntry;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.FileMode;
import org.eclipse.jgit.lib.ObjectId;
@@ -175,6 +178,24 @@ public class FileTreeIteratorTest extends RepositoryTestCase {
assertEquals(expect, top.getEntryObjectId());
}
+ public void testIsModifiedSymlink() throws Exception {
+ File f = writeTrashFile("symlink", "content");
+ Git git = new Git(db);
+ git.add().addFilepattern("symlink").call();
+ git.commit().setMessage("commit").call();
+
+ // Modify previously committed DirCacheEntry and write it back to disk
+ DirCacheEntry dce = db.readDirCache().getEntry("symlink");
+ dce.setFileMode(FileMode.SYMLINK);
+ DirCacheCheckout.checkoutEntry(db, f, dce);
+
+ FileTreeIterator fti = new FileTreeIterator(trash, db.getFS(), db
+ .getConfig().get(WorkingTreeOptions.KEY));
+ while (!fti.getEntryPathString().equals("symlink"))
+ fti.next(1);
+ assertFalse(fti.isModified(dce, false));
+ }
+
private static String nameOf(final AbstractTreeIterator i) {
return RawParseUtils.decode(Constants.CHARSET, i.path, 0, i.pathLen);
}
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/treewalk/WorkingTreeIterator.java b/org.eclipse.jgit/src/org/eclipse/jgit/treewalk/WorkingTreeIterator.java
index 6365c119c2..69d9b22d1e 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/treewalk/WorkingTreeIterator.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/treewalk/WorkingTreeIterator.java
@@ -556,15 +556,19 @@ public abstract class WorkingTreeIterator extends AbstractTreeIterator {
// bitwise presentation of modeDiff we'll have a '1' when the two modes
// differ at this position.
int modeDiff = getEntryRawMode() ^ entry.getRawMode();
- // Ignore the executable file bits if checkFilemode tells me to do so.
- // Ignoring is done by setting the bits representing a EXECUTABLE_FILE
- // to '0' in modeDiff
- if (!state.options.isFileMode())
- modeDiff &= ~FileMode.EXECUTABLE_FILE.getBits();
- if (modeDiff != 0)
- // Report a modification if the modes still (after potentially
- // ignoring EXECUTABLE_FILE bits) differ
- return true;
+
+ // Do not rely on filemode differences in case of symbolic links
+ if (modeDiff != 0 && !FileMode.SYMLINK.equals(entry.getRawMode())) {
+ // Ignore the executable file bits if WorkingTreeOptions tell me to
+ // do so. Ignoring is done by setting the bits representing a
+ // EXECUTABLE_FILE to '0' in modeDiff
+ if (!state.options.isFileMode())
+ modeDiff &= ~FileMode.EXECUTABLE_FILE.getBits();
+ if (modeDiff != 0)
+ // Report a modification if the modes still (after potentially
+ // ignoring EXECUTABLE_FILE bits) differ
+ return true;
+ }
// Git under windows only stores seconds so we round the timestamp
// Java gives us if it looks like the timestamp in index is seconds