t4017 (diff-retval): replace manual exit code check with test_expect_code

diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt
index 73569c073e7806b727e21eeb168814082195a75d..ebc0108731dffd2dde1ec8917a93e15c9003baf3 100644 (file)
--- a/Documentation/rev-list-options.txt
+++ b/Documentation/rev-list-options.txt
@@ -45,13 +45,13 @@ endif::git-rev-list[]
 
 --parents::
 
-       Print the parents of the commit.  Also enables parent
-       rewriting, see 'History Simplification' below.
+       Print also the parents of the commit (in the form "commit parent...").
+       Also enables parent rewriting, see 'History Simplification' below.
 
 --children::
 
-       Print the children of the commit.  Also enables parent
-       rewriting, see 'History Simplification' below.
+       Print also the children of the commit (in the form "commit child...").
+       Also enables parent rewriting, see 'History Simplification' below.
 
 ifdef::git-rev-list[]
 --timestamp::
@@ -98,6 +98,15 @@ you would get an output like this:
 This implies the '--topo-order' option by default, but the
 '--date-order' option may also be specified.
 
+ifdef::git-rev-list[]
+--count::
+       Print a number stating how many commits would have been
+       listed, and suppress all other output.  When used together
+       with '--left-right', instead print the counts for left and
+       right commits, separated by a tab.
+endif::git-rev-list[]
+
+
 ifndef::git-rev-list[]
 Diff Formatting
 ~~~~~~~~~~~~~~~
@@ -312,7 +321,7 @@ excluded from the output.
        reflog entries from the most recent one to older ones.
        When this option is used you cannot specify commits to
        exclude (that is, '{caret}commit', 'commit1..commit2',
-       nor 'commit1...commit2' notations cannot be used).
+       nor 'commit1\...commit2' notations cannot be used).
 +
 With '\--pretty' format other than oneline (for obvious reasons),
 this causes the output to have two extra lines of information