From 19a7ea126a6f05232ee7d4b786bafab8e28a8beb Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Sat, 28 Mar 2009 13:02:11 +0000 Subject: [PATCH] handle the "-s" command line option that POSIX requires --- shell/hush.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/shell/hush.c b/shell/hush.c index 65babdfc1..2dd59bbb4 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -4238,7 +4238,8 @@ int hush_main(int argc, char **argv) } input = stdin; - while ((opt = getopt(argc, argv, "c:xin")) > 0) { + /* http://www.opengroup.org/onlinepubs/9699919799/utilities/sh.html */ + while ((opt = getopt(argc, argv, "c:xins")) > 0) { switch (opt) { case 'c': G.global_argv = argv + optind; @@ -4258,6 +4259,10 @@ int hush_main(int argc, char **argv) case 'n': G.fake_mode = 1; break; + case 's': + /* "-s" means "read from stdin", but this is how we always + * operate, so simply do nothing here. */ + break; default: #ifndef BB_VER fprintf(stderr, "Usage: sh [FILE]...\n" -- 2.25.1