46 lines
1.4 KiB
Diff
46 lines
1.4 KiB
Diff
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Index: at-3.1.13/at.c
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===================================================================
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--- at-3.1.13.orig/at.c
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+++ at-3.1.13/at.c
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@@ -319,7 +319,8 @@ writefile(time_t runtimer, char queue)
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* bit. Yes, this is a kluge.
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*/
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cmask = umask(S_IRUSR | S_IWUSR | S_IXUSR);
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- if ((fd = open(atfile, O_CREAT | O_EXCL | O_TRUNC | O_WRONLY, S_IRUSR)) == -1)
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+ if ((fd = open(atfile,
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+ O_CREAT | O_EXCL | O_TRUNC | O_WRONLY | O_SYNC, S_IRUSR)) == -1)
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perr("Cannot create atjob file %.500s", atfile);
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if ((fd2 = dup(fd)) < 0)
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Index: at-3.1.13/atd.c
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===================================================================
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--- at-3.1.13.orig/atd.c
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+++ at-3.1.13/atd.c
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@@ -103,6 +103,7 @@ int selinux_enabled=0;
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#define BATCH_INTERVAL_DEFAULT 60
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#define CHECK_INTERVAL 3600
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+#define RETRY_INTERVAL CHECK_INTERVAL
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/* Global variables */
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@@ -845,12 +846,17 @@ run_loop()
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/* Something went wrong the last time this was executed.
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* Let's remove the lockfile and reschedule.
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+ *
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+ * To prevent pointless CPU heating with permanent errors,
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+ * next execution is scheduled with RETRY_INTERVAL inserted.
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*/
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strncpy(lock_name, dirent->d_name, sizeof(lock_name)-1);
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lock_name[sizeof(lock_name)-1] = 0;
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lock_name[0] = '=';
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unlink(lock_name);
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- next_job = now;
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+ if (next_job > now + RETRY_INTERVAL) {
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+ next_job = now + RETRY_INTERVAL;
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+ }
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nothing_to_do = 0;
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}
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continue;
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