chrt: allow option separator

Allow the option separator "--".
It works in other, similar tools like nice and ionice.

Example:

chrt 1 -- id

Signed-off-by: Thomas Weißschuh <thomas@t-8ch.de>

diff --git a/schedutils/chrt.c b/schedutils/chrt.c
index 250d878063b6d8b6e2d5821fb1eeb09dda5983a6..eedb9d83bf5ed5c7ba7934b7ebff65e8dc7d5147 100644 (file)
--- a/schedutils/chrt.c
+++ b/schedutils/chrt.c
@@ -485,6 +485,8 @@ int main(int argc, char **argv)
 
        if (!ctl->pid) {
                argv += optind + 1;
+               if (strcmp(argv[0], "--") == 0)
+                       argv++;
                execvp(argv[0], argv);
                errexec(argv[0]);
        }