[PATCH] Fixed pluralization in diff reports

[Jon Forrest <nobozo@gmail.com>]

I got irritated by the

	 1 files changed, 0 insertions(+), 1 deletions(-)

lack of pluralization so I fixed it. Now it says

	 1 file changed, 0 insertions(+), 1 deletion(-)

and so forth.

Signed-off-by: Jon Forrest <nobozo@gmail.com>
---
  diff.c |   10 ++++++----
  1 file changed, 6 insertions(+), 4 deletion(-)

diff --git a/diff.c b/diff.c
index 93ef9a2..a179b24 100644
--- a/diff.c
+++ b/diff.c
@@ -1465,8 +1465,9 @@ static void show_stats(struct diffstat_t *data, 
struct diff_options *options)
  	}
  	fprintf(options->file, "%s", line_prefix);
  	fprintf(options->file,
-	       " %d files changed, %d insertions(+), %d deletions(-)\n",
-	       total_files, adds, dels);
+	       " %d file%s changed, %d insertion%s(+), %d deletion%s(-)\n",
+	       total_files, total_files == 1 ? "" : "s", adds, adds == 1 ? "" 
: "s", dels,
+		dels == 1 ? "" : "s");
  }

  static void show_shortstats(struct diffstat_t *data, struct 
diff_options *options)
@@ -1496,8 +1497,9 @@ static void show_shortstats(struct diffstat_t 
*data, struct diff_options *option
  				options->output_prefix_data);
  		fprintf(options->file, "%s", msg->buf);
  	}
-	fprintf(options->file, " %d files changed, %d insertions(+), %d 
deletions(-)\n",
-	       total_files, adds, dels);
+	fprintf(options->file, " %d file%s changed, %d insertion%s(+), %d 
deletion%s(-)\n",
+	       total_files, total_files == 1 ? "" : "s", adds, adds == 1 ? "" 
: "s", dels,
+		dels == 1 ? "" : "s");
  }

  static void show_numstat(struct diffstat_t *data, struct diff_options 
*options)
-- 1.7.6.347.g4db0d.dirty