El7 mock环境编译coreutils的patch

编译时的报错为：

See ./tests/test-suite.log
Please report to bug-coreutils@gnu.org
============================================================================
make[4]: Leaving directory `/builddir/build/BUILD/coreutils-8.22'
make[3]: Leaving directory `/builddir/build/BUILD/coreutils-8.22'
make[2]: Leaving directory `/builddir/build/BUILD/coreutils-8.22'
make[1]: Leaving directory `/builddir/build/BUILD/coreutils-8.22'
RPM build errors:
make[4]: *** [tests/test-suite.log] Error 1
make[3]: *** [check-TESTS] Error 2
make[2]: *** [check-am] Error 2
make[1]: *** [check-recursive] Error 1
make: *** [check] Error 2
error: Bad exit status from /var/tmp/rpm-tmp.GWApW9 (%check)
    Bad exit status from /var/tmp/rpm-tmp.GWApW9 (%check)
Child return code was: 1
EXCEPTION: Command failed. See logs for output.

问题主要表现在：dd 测试dd if=file.in of=file.out bs=1M conv=sparse没有notrunc不截输出文件上

[root@localhost coreutils]# cat dd-sparse-qfong.patch 
--- coreutils-8.22/tests/dd/sparse.sh   2014-07-28 14:36:49.919025875 +0800
+++ coreutils-patch-8.22/tests/dd/sparse.sh     2014-07-28 14:37:20.871025455 +0800
@@ -60,9 +60,11 @@ if test $(kb_alloc file.in) -gt 3000; th
   # Here, with a 2MiB block size, dd's conv=sparse must *not* introduce a hole.
   dd if=file.in of=file.out bs=2M conv=sparse
   test 2500 -lt $(kb_alloc file.out) || fail=1
+  rm file.out
+  truncate --size=3M file.out

   # Ensure that this 1MiB string of NULs *is* converted to a hole.
-  dd if=file.in of=file.out bs=1M conv=sparse
+  dd if=file.in of=file.out bs=1M conv=sparse,notrunc
   test $(kb_alloc file.out) -lt 2500 || fail=1

 fi