Why people would want to use this combination of options on stdin is beyond me, but this patch at least makes this combination not segfault and act like "grep -R" on stdin (the behaviour of which has changed in grep-2.11...)
>From 7c64a947d09747c8414c28cbe33ab3a7c1e71cbf Mon Sep 17 00:00:00 2001 From: Allan McRae <[email protected]> Date: Mon, 12 Mar 2012 10:54:32 +1000 Subject: [PATCH] grep: fix segfault with -R --exclude-dir on stdin * src/main.c: ensure dir is non-NULL before calling excluded_file_name Signed-off-by: Allan McRae <[email protected]> --- src/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/main.c b/src/main.c index 2f6c761..f4f1235 100644 --- a/src/main.c +++ b/src/main.c @@ -1361,7 +1361,7 @@ grepdir (char const *dir, struct stats const *stats) struct stats const *ancestor; char *name_space; int status = 1; - if (excluded_directory_patterns + if (dir && excluded_directory_patterns && excluded_file_name (excluded_directory_patterns, dir)) return 1; -- 1.7.9.3
