Merge pull request #358 from kolyshkin/19.03-backport-man-fix

Merged with https://github.com/seemethere/unir
Upstream-commit: bdcef5cf2259c9aab6d4e5196c357174fcdf83c1
Component: packaging

Author: docker-unir[bot]

components/packaging/deb/ubuntu-cosmic/Dockerfile

@@ -4,6 +4,12 @@ FROM ${GO_IMAGE} as golang
 
 FROM ${BUILD_IMAGE}
 
+# Remove diverted man binary to prevent man-pages being replaced with "minimized" message. See docker/for-linux#639
+RUN if  [ "$(dpkg-divert --truename /usr/bin/man)" = "/usr/bin/man.REAL" ]; then \
+        rm -f /usr/bin/man; \
+        dpkg-divert --quiet --remove --rename /usr/bin/man; \
+    fi
+
 RUN apt-get update && apt-get install -y curl devscripts equivs git
 
 ARG GO_VERSION

components/packaging/deb/ubuntu-disco/Dockerfile

@@ -4,6 +4,12 @@ FROM ${GO_IMAGE} as golang
 
 FROM ${BUILD_IMAGE}
 
+# Remove diverted man binary to prevent man-pages being replaced with "minimized" message. See docker/for-linux#639
+RUN if  [ "$(dpkg-divert --truename /usr/bin/man)" = "/usr/bin/man.REAL" ]; then \
+        rm -f /usr/bin/man; \
+        dpkg-divert --quiet --remove --rename /usr/bin/man; \
+    fi
+
 RUN apt-get update && apt-get install -y curl devscripts equivs git
 
 ARG GO_VERSION