builtin-grep: printf %.*s length is int, not ptrdiff_t.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/builtin-grep.c b/builtin-grep.c
index 4be1514..eb821b4 100644 (file)
--- a/builtin-grep.c
+++ b/builtin-grep.c
@@ -103,7 +103,7 @@ static void show_line(struct grep_opt *opt, const char *bol, const char *eol,
        printf("%s%c", name, sign);
        if (opt->linenum)
                printf("%d%c", lno, sign);
-       printf("%.*s\n", eol-bol, bol);
+       printf("%.*s\n", (int)(eol-bol), bol);
 }
 
 static int grep_buffer(struct grep_opt *opt, const char *name,