simplify if grep call

diff --git a/builder-support/dockerfiles/Dockerfile.rpmbuild b/builder-support/dockerfiles/Dockerfile.rpmbuild
index 84924499bb888280c0387a77fd63b2f19299f34a..d5233d2103d0ae4845cf4577145064d9c9dce719 100644 (file)
--- a/builder-support/dockerfiles/Dockerfile.rpmbuild
+++ b/builder-support/dockerfiles/Dockerfile.rpmbuild
@@ -34,7 +34,7 @@ ADD builder-support/specs/ /pdns/builder-support/specs
 RUN find /pdns/builder-support/specs/ -not -name '*.spec' -exec ln -s {} /root/rpmbuild/SOURCES/ \;
 
 @IF [ -n "$M_authoritative$M_all" ]
-RUN touch /var/lib/rpm/* && if $(grep -q 'release 8' /etc/redhat-release); then \
+RUN touch /var/lib/rpm/* && if grep -q 'release 8' /etc/redhat-release; then \
       scl enable gcc-toolset-13 -- builder/helpers/build-specs.sh builder-support/specs/pdns.spec; \
     else \
       builder/helpers/build-specs.sh builder-support/specs/pdns.spec; \
@@ -42,7 +42,7 @@ RUN touch /var/lib/rpm/* && if $(grep -q 'release 8' /etc/redhat-release); then
 @ENDIF
 
 @IF [ -n "$M_recursor$M_all" ]
-RUN touch /var/lib/rpm/* && if $(grep -q 'release 8' /etc/redhat-release); then \
+RUN touch /var/lib/rpm/* && if grep -q 'release 8' /etc/redhat-release; then \
       scl enable gcc-toolset-13 -- builder/helpers/build-specs.sh builder-support/specs/pdns-recursor.spec; \
     else \
       builder/helpers/build-specs.sh builder-support/specs/pdns-recursor.spec; \
@@ -56,7 +56,7 @@ RUN touch /var/lib/rpm/* && mkdir /libh2o && cd /libh2o && \
       cd /pdns/builder-support/helpers/ && \
       ./install_h2o.sh
 
-RUN touch /var/lib/rpm/* && if $(grep -q 'release 8' /etc/redhat-release); then \
+RUN touch /var/lib/rpm/* && if grep -q 'release 8' /etc/redhat-release; then \
       scl enable gcc-toolset-13 -- builder/helpers/build-specs.sh builder-support/specs/dnsdist.spec; \
     else \
       builder/helpers/build-specs.sh builder-support/specs/dnsdist.spec; \