tests: don't rely on strerror text when testing rmdir failure

diff --git a/Documentation/git-rebase.txt b/Documentation/git-rebase.txt
index 94e07fdab550dcac70734fb79724b00cf8d23edc..2889be6bdc4a1a243585e43def2e7416a9aa7038 100644 (file)
--- a/Documentation/git-rebase.txt
+++ b/Documentation/git-rebase.txt
@@ -324,6 +324,16 @@ fresh commits so it can be remerged successfully without needing to "revert
 the reversion" (see the
 link:howto/revert-a-faulty-merge.html[revert-a-faulty-merge How-To] for details).
 
+--fork-point::
+--no-fork-point::
+       Use 'git merge-base --fork-point' to find a better common ancestor
+       between `upstream` and `branch` when calculating which commits have
+       have been introduced by `branch` (see linkgit:git-merge-base[1]).
++
+If no non-option arguments are given on the command line, then the default is
+`--fork-point @{u}` otherwise the `upstream` argument is interpreted literally
+unless the `--fork-point` option is specified.
+
 --ignore-whitespace::
 --whitespace=<option>::
        These flag are passed to the 'git apply' program