Merge branch 'jk/diff'

* jk/diff:
  wt-status: remove extraneous newline from 'deleted:' output
  git-status: document colorization config options
  Teach runstatus about --untracked
  git-commit.sh: convert run_status to a C builtin
  Move color option parsing out of diff.c and into color.[ch]
  diff: support custom callbacks for output

1 files changed, 7 insertions, 0 deletions

diff --git a/dir.c b/dir.c
index 5a40d8ff8..e2f472ba7 100644
--- a/dir.c
+++ b/dir.c
@@ -397,3 +397,10 @@ int read_directory(struct dir_struct *dir, const char *path, const char *base, i
 	qsort(dir->entries, dir->nr, sizeof(struct dir_entry *), cmp_name);
 	return dir->nr;
 }
+
+int
+file_exists(const char *f)
+{
+  struct stat sb;
+  return stat(f, &sb) == 0;
+}