which: fix testsuite failure

pidof: do not output empty line if nothing found
testsuite: disable false positive

1 files changed, 6 insertions, 4 deletions

diff --git a/procps/pidof.c b/procps/pidof.c
index f29561789..86d1957a6 100644
--- a/procps/pidof.c
+++ b/procps/pidof.c
@@ -47,12 +47,13 @@ int pidof_main(int argc, char **argv)
         }
 #endif
         /* Looks like everything is set to go.  */
-        while (optind < argc) {
+        argv += optind;
+        while (*argv) {
                 pid_t *pidList;
                 pid_t *pl;
 
                 /* reverse the pidlist like GNU pidof does.  */
-                pidList = pidlist_reverse(find_pid_by_name(argv[optind]));
+                pidList = pidlist_reverse(find_pid_by_name(*argv));
                 for (pl = pidList; *pl; pl++) {
 #if ENABLE_FEATURE_PIDOF_OMIT
                         if (opt & OPT_OMIT) {
@@ -74,9 +75,10 @@ int pidof_main(int argc, char **argv)
 #endif
                 }
                 free(pidList);
-                optind++;
+                argv++;
         }
-        bb_putchar('\n');
+        if (!first)
+                bb_putchar('\n');
 
 #if ENABLE_FEATURE_PIDOF_OMIT
         if (ENABLE_FEATURE_CLEAN_UP)