pkill/pgrep: support extended regular expressions

[platform/upstream/busybox.git] / procps / pgrep.c

diff --git a/procps/pgrep.c b/procps/pgrep.c
index 156b4ad..dc7ffff 100644 (file)
--- a/procps/pgrep.c
+++ b/procps/pgrep.c
@@ -128,7 +128,7 @@ int pgrep_main(int argc UNUSED_PARAM, char **argv)
                bb_show_usage();
 
        if (argv[0])
-               xregcomp(&re_buffer, argv[0], 0);
+               xregcomp(&re_buffer, argv[0], REG_EXTENDED | REG_NOSUB);
 
        matched_pid = 0;
        cmd_last = NULL;