clear non-job files from at dir

at-3.1.16-clear-nonjobs.patch

@@ -0,0 +1,42 @@
+diff -up at-3.1.16/atd.c.clear-nonjobs at-3.1.16/atd.c
+--- at-3.1.16/atd.c.clear-nonjobs	2014-12-11 10:32:24.000000000 +0100
++++ at-3.1.16/atd.c	2015-09-09 11:40:22.544679351 +0200
+@@ -414,10 +414,22 @@ run_file(const char *filename, uid_t uid
+     sprintf(fmt, "#!/bin/sh\n# atrun uid=%%d gid=%%d\n# mail %%%ds %%d",
+ 	mailsize );
+ 
++    /* Unlink the file unless there was an error reading it (perhaps
++     * temporary).
++     * If the file has a bogus format there is no reason in trying
++     * to run it again and again.
++     */
+     if (fscanf(stream, fmt,
+-	       &nuid, &ngid, mailname, &send_mail) != 4)
+-	pabort("File %.500s is in wrong format - aborting",
+-	       filename);
++	       &nuid, &ngid, mailname, &send_mail) != 4) {
++		if (ferror(stream))
++			perr("Error reading the job file");
++
++		unlink(filename);
++		pabort("File %.500s is in wrong format - aborting",
++			filename);
++    }
++
++    unlink(filename);
+ 
+     if (mailname[0] == '-')
+ 	pabort("illegal mail name %.300s in job %8lu (%.300s)", mailname,
+@@ -427,12 +439,6 @@ run_file(const char *filename, uid_t uid
+ 	pabort("Job %8lu (%.500s) - userid %d does not match file uid %d",
+ 	       jobno, filename, nuid, uid);
+ 
+-    /* We are now committed to executing this script.  Unlink the
+-     * original.
+-     */
+-
+-    unlink(filename);
+-
+     fclose(stream);
+     if (chdir(ATSPOOL_DIR) < 0)
+ 	perr("Cannot chdir to " ATSPOOL_DIR);

at.spec

@@ -3,7 +3,7 @@
 Summary:	Job spooling tools
 Name:		at
 Version:	3.1.16
-Release:	6%{?dist}
+Release:	7%{?dist}
 # http://packages.debian.org/changelogs/pool/main/a/at/current/copyright
 # + install-sh is MIT license with changes under Public Domain
 License:	GPLv3+ and GPLv2+ and ISC and MIT and Public Domain
@@ -29,6 +29,7 @@ Patch10:	at-3.1.14-usePOSIXtimers.patch
 Patch12:	at-3.1.14-wrong_format.patch
 Patch13:	at-3.1.16-noabort.patch
 Patch14:	at-3.1.16-fclose-error.patch
+Patch15:	at-3.1.16-clear-nonjobs.patch
 
 BuildRequires: fileutils /etc/init.d
 BuildRequires: flex flex-static bison autoconf
@@ -77,6 +78,7 @@ cp %{SOURCE1} .
 %patch12 -p1 -b .wrong
 %patch13 -p1 -b .noabort
 %patch14 -p1 -b .fclose
+%patch15 -p1 -b .clear-nojobs
 
 %build
 # patch9 touches configure.in
@@ -174,6 +176,9 @@ chown daemon:daemon %{_localstatedir}/spool/at/.SEQ
 %attr(0644,root,root)		/%{_unitdir}/atd.service
 
 %changelog
+* Wed Sep  9 2015 Tomáš Mráz <tmraz@redhat.com> - 3.1.16-7
+- clear non-job files from at dir
+
 * Wed Jun 17 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 3.1.16-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild