Junio C Hamano <gitster@pobox.com> writes:

quoted text
> We probably could change git-ls-files to use the standard set
> when no excludes are specified from the command line, or
> something like that, but this will be a change in semantics that
> would affect the scripts in a subtle way.  I am somewhat
> reluctant to make such a change.

So here it is.

This teaches "git ls-files" to read the standard set of exclude
files when no exclude patterns nor files is given from the
command line.  We used to error out in such a case.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
---

 builtin-ls-files.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/builtin-ls-files.c b/builtin-ls-files.c
index e0b856f..50dcb89 100644
--- a/builtin-ls-files.c
+++ b/builtin-ls-files.c
@@ -542,11 +542,8 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
 		ps_matched = xcalloc(1, num);
 	}
 
-	if (dir.show_ignored && !exc_given) {
-		fprintf(stderr, "%s: --ignored needs some exclude pattern\n",
-			argv[0]);
-		exit(1);
-	}
+	if (dir.show_ignored && !exc_given)
+		setup_standard_excludes(&dir);
 
 	/* With no flags, we default to showing the cached files */
 	if (!(show_stage | show_deleted | show_others | show_unmerged |
-
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