builder: add el-7 alias for centos-7

diff --git a/builder-support/dockerfiles/Dockerfile.target.centos-7 b/builder-support/dockerfiles/Dockerfile.target.centos-7
index 7e5032cd4bb8b2835b97212318f222f22a87f557..9deb58b99c6d448ab53b4253847ea99f875b68e9 100644 (file)
--- a/builder-support/dockerfiles/Dockerfile.target.centos-7
+++ b/builder-support/dockerfiles/Dockerfile.target.centos-7
@@ -3,10 +3,10 @@
 
 # This defines the distribution base layer
 # Put only the bare minimum of common commands here, without dev tools
-@IF [ ${BUILDER_TARGET} = centos-7 ]
+@IF [ ${BUILDER_TARGET} = centos-7 -o ${BUILDER_TARGET} = el-7 ]
 FROM centos:7 as dist-base
 @ENDIF
-@IF [ ${BUILDER_TARGET} = centos-7-amd64 ]
+@IF [ ${BUILDER_TARGET} = centos-7-amd64 -o ${BUILDER_TARGET} = el-7-amd64]
 FROM amd64/centos:7 as dist-base
 @ENDIF
 

diff --git a/builder-support/dockerfiles/Dockerfile.target.el-7 b/builder-support/dockerfiles/Dockerfile.target.el-7
new file mode 120000 (symlink)
index 0000000..c6fc1ef
--- /dev/null
+++ b/builder-support/dockerfiles/Dockerfile.target.el-7
@@ -0,0 +1 @@
+Dockerfile.target.centos-7
\ No newline at end of file

diff --git a/builder-support/dockerfiles/Dockerfile.target.el-7-amd64 b/builder-support/dockerfiles/Dockerfile.target.el-7-amd64
new file mode 120000 (symlink)
index 0000000..3369705
--- /dev/null
+++ b/builder-support/dockerfiles/Dockerfile.target.el-7-amd64
@@ -0,0 +1 @@
+Dockerfile.target.centos-7-amd64
\ No newline at end of file