From: David Levine <levinedl@acm.org>
Date: Thu, 24 Mar 2016 23:55:58 +0000 (-0400)
Subject: Use WIFXEXITED to check return status of system(), because
X-Git-Url: https://diplodocus.org/git/nmh/commitdiff_plain/16ef810343953fd639b9f004f1e808fd94cbdf41?ds=inline;hp=-c

Use WIFXEXITED to check return status of system(), because
comparison with NOTOK wasn't valid.
---

16ef810343953fd639b9f004f1e808fd94cbdf41
diff --git a/uip/new.c b/uip/new.c
index 2bb8c17a..9a7f9d4f 100644
--- a/uip/new.c
+++ b/uip/new.c
@@ -370,6 +370,8 @@ doit(char *cur, char *folders, char *sequences[])
                 return prev;
             }
         } else if (run_mode == UNSEEN) {
+            int status;
+
             if (node->n_field == NULL) {
                 continue;
             }
@@ -388,7 +390,8 @@ doit(char *cur, char *folders, char *sequences[])
 	    /* TODO: Split enough of scan.c out so that we can call it here. */
 	    command = concat("scan +", node->n_name, " ", sequences_s,
 			     (void *)NULL);
-	    if (system(command) == NOTOK) {
+	    status = system(command);
+	    if (! WIFEXITED (status)) {
 		adios (command, "system");
 	    }
 	    free(command);