[OE-core] [PATCH] package_rpm: set _builddir to B not S

[Richard Purdie]

Recipes which use a shared workdir (e.g. gcc-runtine and libgcc) can
race over temporary files causing interesting build failures.

Using B instead of S avoids this problem.

[YOCTO #12605]

Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
 meta/classes/package_rpm.bbclass | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/meta/classes/package_rpm.bbclass b/meta/classes/package_rpm.bbclass
index af64ef6..21ada34 100644
--- a/meta/classes/package_rpm.bbclass
+++ b/meta/classes/package_rpm.bbclass
@@ -670,7 +670,7 @@ python do_package_rpm () {
     cmd = rpmbuild
     cmd = cmd + " --noclean --nodeps --short-circuit --target " + pkgarch + " --buildroot " + pkgd
     cmd = cmd + " --define '_topdir " + workdir + "' --define '_rpmdir " + pkgwritedir + "'"
-    cmd = cmd + " --define '_builddir " + d.getVar('S') + "'"
+    cmd = cmd + " --define '_builddir " + d.getVar('B') + "'"
     cmd = cmd + " --define '_build_name_fmt %%{NAME}-%%{VERSION}-%%{RELEASE}.%%{ARCH}.rpm'"
     cmd = cmd + " --define '_use_internal_dependency_generator 0'"
     cmd = cmd + " --define '_binaries_in_noarch_packages_terminate_build 0'"
-- 
2.7.4