at/at-3.1.16-handle_malformed_jobs.patch

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Index: at-3.1.13/atd.c
===================================================================
--- at-3.1.13.orig/atd.c
+++ at-3.1.13/atd.c
@@ -103,6 +103,7 @@ int selinux_enabled=0;
#define BATCH_INTERVAL_DEFAULT 60
#define CHECK_INTERVAL 3600
+#define RETRY_INTERVAL CHECK_INTERVAL
/* Global variables */
@@ -845,12 +846,17 @@ run_loop()
/* Something went wrong the last time this was executed.
* Let's remove the lockfile and reschedule.
+ *
+ * To prevent pointless CPU heating with permanent errors,
+ * next execution is scheduled with RETRY_INTERVAL inserted.
*/
strncpy(lock_name, dirent->d_name, sizeof(lock_name)-1);
lock_name[sizeof(lock_name)-1] = 0;
lock_name[0] = '=';
unlink(lock_name);
- next_job = now;
+ if (next_job > now + RETRY_INTERVAL) {
+ next_job = now + RETRY_INTERVAL;
+ }
nothing_to_do = 0;
}
continue;